CN118357164A

CN118357164A - Sheet material grade sorting production line and method

Info

Publication number: CN118357164A
Application number: CN202410303656.4A
Authority: CN
Inventors: 王刘傲; 张伟; 谭膳和; 韦开福; 黄市
Original assignee: Guangxi Lituo Intelligent Technology Co ltd
Current assignee: Guangxi Lituo Intelligent Technology Co ltd
Priority date: 2023-12-02
Filing date: 2024-03-18
Publication date: 2024-07-19

Abstract

The invention discloses a sheet material grade separation production line and a method, and belongs to the technical field of sheet material separation. Comprises a sorting device, a feeding part and a plurality of discharging parts; the sorting device comprises an adsorption feeding device, an on-line input conveyor, a cleaning device, a grade detection device, a transition conveying line and a plurality of sorting conveyors which are sequentially arranged; the feeding part comprises a feeding hydraulic stay cord fork and a feeding storage device, the feeding hydraulic stay cord fork can lift materials into the feeding storage device, and the feeding storage device can be used for connecting and feeding the adsorption feeding device; the discharging parts comprise discharging and storing devices of discharging hydraulic stay ropes and forks, the discharging and storing devices can continuously receive materials of the sorting conveyor, and the materials on the discharging and storing devices can be conveyed to the ground; the technical problems that the traditional sheet material grade separation equipment occupies more space, separation of materials can not be realized, and grade blanking can not be realized, and the convenience and the production efficiency of the equipment still need to be further improved are solved.

Description

Sheet material grade sorting production line and method

Technical Field

The invention relates to the technical field of sheet material sorting, in particular to a sheet material grade sorting production line.

Background

Wood industry wood-based board industry, such as wood chip quality grading after rotary cutting. The grading basis is that defects such as burrs, knots, ribs, worm-eating, cracks, breakage and the like are visible, and the thickness uniformity of the wood chips is improved. Common wood enterprises adopt manual visual and manual measurement modes to sort, and grade according to the proportion of flaws and thickness uniformity, and the wood enterprises are generally classified into ABC three and the like. In the existing cases of flaw detection by using visual technology, the loading and unloading and sorting execution modes of the flaw detection are not developed and integrated in a system pertinently, so that the overall quality grading efficiency is low, and the practicability is poor. The integrated material defect identification sawing classification automatic production line with the bulletin number of CN219705505U comprises a feeding mechanism, a conveying mechanism, an identification mechanism I, a material distributing mechanism, a sawing mechanism, an identification mechanism II, a classification mechanism feeding mechanism, a conveying mechanism, an identification mechanism I, an identification mechanism II, a classification mechanism and a sawing mechanism which are mutually connected through the conveying mechanism; the identification mechanism I is arranged between the material distributing mechanism and the material feeding mechanism, the identification mechanism II is arranged between the sawing mechanism and the sorting mechanism, and the sawing mechanism is arranged between the identification mechanism II and the material distributing mechanism; one end of the material distributing mechanism is provided with two groups of conveying mechanisms, and each group of conveying mechanisms is sequentially connected with a sawing mechanism, a recognition mechanism II and a classification mechanism; the identification mechanism I comprises a bracket I, a mounting rack and an identification component. The invention greatly improves the working efficiency through automatic control and production. The production line is needed to solve the defects in the production procedures of feeding, detecting (distributing), sawing, identifying defects, conveying and classifying and the like in the prior art, realize automatic production, and realize automatic continuous high-speed production from visual defect identification to automatic sawing, automatic type identification and automatic classification; greatly improves the production efficiency and the product quality and improves the material utilization rate to the greatest extent.

In the scheme, the technologies of feeding, conveying, identifying, cutting and the like are integrated, but the arrangement of the equipment in the scheme is approximately of a linear structure, and the occupied space is large; in the process of feeding and discharging, the feeding and discharging on the ground layer are realized without combining with the setting of the sorting equipment, the sorting of the materials and the grade discharging cannot be realized, and the convenience and usability of the equipment and the production efficiency of the equipment still need to be further improved. Thus, there is a need for improvements in existing sheet material sorting lines.

Disclosure of Invention

The invention aims to solve the problems that the traditional sheet material grade separation equipment occupies a lot of space, the loading and the unloading on the ground layer are realized without combining the arrangement of the separation equipment in the loading and unloading processes, the separation of materials and the grade unloading cannot be realized, and the convenience and the usability of the equipment and the production efficiency of the equipment still need to be further improved.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: a sheet material grade sorting production line comprises a sorting device, a feeding part and a plurality of discharging parts; the sorting device is arranged at a high position and comprises an adsorption feeding device, an on-line input conveyor, a cleaning device, a grade detection device, a transition conveying line and a plurality of sorting conveyors for sorting materials with different grades, wherein the adsorption feeding device, the on-line input conveyor, the cleaning device, the grade detection device, the transition conveying line and the sorting conveyors are sequentially arranged; the feeding device is positioned right below the adsorption feeding device and comprises a feeding hydraulic stay cord fork and a feeding storage device, wherein the feeding hydraulic stay cord fork can lift materials into the feeding storage device, and the feeding storage device can be used for connecting and feeding the adsorption feeding device; the discharging parts are positioned below the outlets of the sorting conveyors and comprise discharging and storing devices of discharging hydraulic stay ropes and forks, and the discharging and storing devices can continuously receive materials of the sorting conveyors and can convey the materials on the discharging and storing devices to the ground;

The adsorption feeding device is arranged above the feeding storage device and can absorb materials from the feeding storage device, the adsorption feeding device can convey the materials to the feeding input conveyor, the feeding input conveyor can convey the materials to the cleaning device, the cleaning device conveys the materials to the grade detection device after cleaning the surfaces of the materials, the grade detection device detects the grade of the materials and then conveys the materials to the sorting conveyor through the transition conveying line, and the materials are conveyed to the corresponding discharging storage device after passing through the corresponding sorting conveyor.

Further, the structure of the feeding hydraulic stay cord fork is the same as that of the discharging hydraulic stay cord fork; the feeding hydraulic stay cord fork comprises a lifting outer frame, a fork and a lifting mechanism; the lifting outer frame is a square frame, and two side ends of the fork are respectively connected with two opposite sides of the inside of the lifting outer frame in a lifting sliding manner; the lifting mechanism comprises a hydraulic telescopic cylinder, two pulley blocks and two steel wire ropes; the two pulley blocks and the hydraulic telescopic cylinder are fixedly arranged on the lifting outer frame, and the two pulley blocks are respectively positioned above the side ends of the fork; one end of each steel wire rope is fixedly connected to the lifting outer frame, the other end of each steel wire rope sequentially winds around the telescopic end of the hydraulic telescopic cylinder and the top of the side end corresponding to the fork after corresponding to one pulley block, and the hydraulic telescopic cylinder pulls the steel wire ropes to drive the fork to move up and down; the lifting outer frame is positioned at the bottom of one opposite side of the fork and is provided with a feed inlet.

Further, the feeding and storing device and the discharging and storing device have the same structure, the feeding and storing device comprises a lifting driving piece, a chain lifting piece and a carrier plate shaft, and the lifting driving piece is arranged on the lifting outer frame; the number of the chain lifting pieces is two, the two chain lifting pieces are arranged on two opposite sides of the lifting outer frame, and the two chain lifting pieces are connected with the lifting driving piece; the chain lifting piece comprises two groups of chain wheel parts and a driving shaft, the two groups of chain wheel parts are arranged at intervals along the length direction of the lifting outer frame, the two chain wheel parts are connected with the lifting driving piece, the chain wheel parts extend along the height direction of the lifting outer frame, and the driving shaft is connected with the two groups of chain wheel parts; two groups of sprocket portions are connected to opposite ends of the carrier plate shaft, and the two groups of sprocket portions drive the carrier plate shaft to move along the circumferential direction of the sprocket portions.

Further, the adsorption feeding device comprises a first frame, an X-axis moving mechanism, a Z-axis moving mechanism and a negative pressure pickup device, wherein the X-axis moving mechanism is arranged on the first frame and moves linearly along the horizontal direction, the Z-axis moving mechanism comprises a reciprocating mechanism, a cross rod and a hanging rod, the reciprocating mechanism is fixedly arranged on the first frame, the reciprocating mechanism outputs reciprocating motion in the vertical direction, the cross rod is slidably arranged on the first frame along the vertical direction, the upper end of the hanging rod is fixedly arranged on the cross rod, and the middle part of the hanging rod is slidably connected with the X-axis moving mechanism along the vertical direction; the negative pressure pickup device is arranged at the lower end of the suspender.

Further, the negative pressure pickup device comprises a pair of transverse hanging frames and a plurality of sucker structures, wherein the transverse hanging frames are arranged in parallel, the sucker structures are connected to the transverse hanging frames, the transverse hanging frames are connected with the hanging rods through transverse brackets, the sucker structures are connected to the transverse hanging frames at equal intervals, and the sucker structures are connected with the negative pressure equipment through air pipe assemblies and vertical hanging frames; the sucking disc structure includes sucking disc, inside sucking disc pole and the leak protection valve that has the passageway, sucking disc pole one end with the sucking disc is connected, its other end pass through the connecting seat with horizontal gallows is connected, the sucking disc pole wears out the tip of connecting seat passes through the external negative pressure equipment of trachea subassembly, the leak protection valve is located the sucking disc with between the sucking disc pole, works as the sucking disc pushes down to open after the contact leak protection valve.

Further, the on-line input conveyor comprises a second frame, a receiving conveyer belt, an upward floating conveyer belt and a servo motor, wherein the receiving conveyer belt and the upward floating conveyer belt are connected to the second frame through mounting plates, and the output end of the servo motor is connected with the receiving conveyer belt and the transmission bearings of the upward floating conveyer belt; the material receiving conveyer belt with the floating conveyer belt is along upper and lower direction parallel arrangement, the floating conveyer belt is located the top of material receiving conveyer belt, material receiving conveyer belt with have the defeated material passageway between the floating conveyer belt, material receiving conveyer belt with be provided with between the floating conveyer belt can make the spring bearing structure of floating conveyer belt upper and lower activity.

Further, the grade detection device comprises a thickness detection device and a surface defect detection device, and the materials sequentially pass through the thickness detection device and the surface defect detection device after entering the grade detection device; the thickness detection device comprises two groups of detection units which are arranged in parallel and opposite to each other, a plate passing space is reserved between the two groups of detection units, the detection units comprise a strip-shaped outer frame and a plurality of distance sensing parts, the distance sensing parts are arranged in an array along the length direction of the strip-shaped outer frame, the distance sensing parts comprise detection ends facing the plate passing space, and the detection ends are used for sensing the distance from the detection ends; the surface defect detection device comprises a box body, a sheet conveying assembly and a shooting detection assembly, wherein a material passing opening is formed in the two penetrating sides of the box body, the sheet conveying assembly is arranged in the box body, the conveying direction of the sheet conveying assembly penetrates through the two material passing openings, and shooting gaps for shooting are formed in the upper side and the lower side of the sheet conveying assembly; the shooting detection assembly is arranged in the box body and distributed on the upper side and the lower side of the sheet conveying assembly.

Further, the sorting conveyor comprises a third frame, a conveying belt and a swinging mechanism, wherein the conveying belt is erected on the third frame and comprises an upper conveying belt and a lower conveying belt, a conveying channel is arranged between the upper conveying belt and the lower conveying belt and synchronously moves between the upper conveying belt and the lower conveying belt, and the front end of the conveying belt is installed on the third frame through a first bracket and can rotate relative to the third frame; the swinging mechanism is fixedly connected with the upper conveying belt through a second bracket, and can enable the conveying belt to swing up and down by taking a connection point of the conveying belt and the first bracket as a fulcrum; the first bracket and the second bracket are respectively arranged at the front end and the middle part of the third rack.

A method for sorting sheet material grades, comprising the steps of: step S1, front-end feeding, namely throwing sheet materials from a first height on the ground, lifting the sheet materials to a feeding buffer zone at a second height, and waiting for grade separation; step S2: sorting the sheet materials in the feeding buffer area by a sorting structure at a third height, outputting the sheet materials from the front end to the rear end of the conveying line, and sorting the sheet materials into grades by detecting the defect ratio and the thickness uniformity in the outputting process; step S3: discharging at the rear end, conveying the classified sheet materials to the rear end of a rear conveying line, and arranging corresponding output mechanisms with different grades at the rear end of a reverse conveying line; the sheet material is output from each output mechanism and enters a discharge buffer zone at a second height, and then is moved to a first height on the ground.

Further, in step S1, the front-end feeding sheet material input position, the feeding buffer area and the sorting structure grabbing position are located on the same ground vertical area; in step S3, the output port of the output mechanism, the corresponding discharge buffer zone, and the ground vertical zone moved to and located on the same ground.

By adopting the technical scheme, the invention has the beneficial effects that:

1. When the automatic sorting device is used, the stacked sheet materials are fed from the ground position of the feeding part in the modes of a skip, a conveying line or an AGV and the like, and are fed to the sorting device in a vertical upward conveying mode; on sorting unit, the thin slice material passes through cleaning device, grade detection device and letter sorting conveyer in proper order, and cleaning device can clear away material surface debris, and grade detection device can realize that the material grade is confirmed, and the material of corresponding grade carries the ground position of unloader from the letter sorting conveyer that corresponds, can take out the material of sorting well from ground position. Based on the above, the invention can be arranged at a high position through the sorting device, and simultaneously, the blanking and the blanking are realized in a vertical mode, so that the occupation of the ground field of the production line is reduced; meanwhile, through feeding and discharging of the ground position, the feeding and discharging convenience is improved, feeding by adopting different forms of discharging is facilitated, and discharging is removed; the high-efficiency and multiple blanking devices are realized by matching with the cleaning device and the multiple sorting conveyors, so that the sorting and blanking of high materials are realized; the technical problems that the traditional sheet material grade separation equipment occupies more space, the loading and unloading processes are not combined with the setting of the separation equipment to realize the loading and unloading on the ground layer, the separation of materials and the grade unloading can not be realized, the convenient usability of the equipment and the production efficiency of the equipment still need to be further improved are solved.

2. According to the invention, through thinning the feeding part and the discharging part, each part can be more suitable for the use of the production line. The feeding and storing device of the feeding part and the discharging part can realize continuous feeding and discharging, and the feeding and discharging processes do not interrupt the operation of the sorting device, so that the efficiency is further improved.

Drawings

FIG. 1 is a side elevational view of the structure of the present invention;

FIG. 2 is a top view of the structure of the present invention;

FIG. 3 is a perspective view of a hydraulic pull rope fork of the present invention;

FIG. 4 is a front view of the overall structure of the hydraulic pull rope fork of the present invention;

FIG. 5 is a side view of the overall structure of the hydraulic pull rope fork of the present invention;

FIG. 6 is a perspective view of one of the hydraulic pull rope forks of the present invention;

FIG. 7 is a schematic structural view of a loading and storing device according to the present invention;

FIG. 8 is a schematic view of the lifting drive of the loading and storing device according to the present invention;

fig. 9 is an enlarged view of fig. 8 at a;

FIG. 10 is a schematic view of the assembly of the loading and storing device in the lifting outer frame of the present invention;

FIG. 11 is a three-dimensional structure diagram of the adsorption feeding apparatus of the present invention;

FIG. 12 is a side view of the adsorption loading device of the present invention;

FIG. 13 is a three-dimensional installation structure diagram of an X-axis movement mechanism and a Z-axis movement mechanism of the adsorption feeding device;

FIG. 14 is a schematic view of the negative pressure pick-up device of the present invention;

FIG. 15 is a schematic view of a chuck structure according to the present invention;

FIG. 16 is a three-dimensional block diagram of the present invention on-line input conveyor;

FIG. 17 is a three-dimensional view of the present invention at another view of the input conveyor on-line;

FIG. 18 is a three-dimensional block diagram of the floating conveyor belt of the present invention on-line input conveyor;

FIG. 19 is an enlarged view of FIG. 18A;

FIG. 20 is a perspective view showing the overall structure of the cleaning device of the present invention;

FIG. 21 is a perspective view of a cleaning housing, a drive mechanism, and a dust bag in the cleaning apparatus of the present invention;

FIG. 22 is a perspective view of the cleaning housing interior and dust bag of the cleaning apparatus of the present invention;

FIG. 23 is a perspective view of a roller brush mechanism in a cleaning device of the present invention;

FIG. 24 is a schematic diagram showing a surface defect detecting apparatus according to the present invention;

FIG. 25 is a schematic view of an arrangement of the film transfer assembly and the photographing detection assembly of FIG. 24;

fig. 26 is a schematic view of the structure of the photographing part of the present invention;

FIG. 27 is a schematic view illustrating the installation of a light supplementing unit according to the present invention;

FIG. 28 is a schematic view of a sheet assembly of the present invention;

FIG. 29 is a schematic view showing the structure of the thickness detecting apparatus according to the present invention;

FIG. 30 is a schematic view of a distance sensing portion according to the present invention;

FIG. 31 is a schematic view of the sorting conveyor of the present invention;

FIG. 32 is a schematic view of the swing structure of the sorting conveyor of the present invention;

fig. 33 is a schematic structural view of a counteracting structure of the sorting conveyor of the present invention.

In the drawing, a 100-sorting device, a 101-feeding part, a 103-discharging part, a 104-adsorption feeding device, a 105-on-line input conveyor, a 106-cleaning device, a 107-grade detection device, a 108-thickness detection device, a 109-surface defect detection device, a 110-transition conveying line, a 111-sorting conveyor, a 112-feeding hydraulic stay rope fork, a 113-feeding storage device, a 114-discharging storage device, a 115-discharging hydraulic stay rope fork and a 116-waste material receiving part are arranged. The lifting device comprises a lifting outer frame f 1-a fork f 2-a lifting mechanism f 3-a lifting beam f 21-an objective table f 22-an objective table f 23-a guide rail assembly f 24-a buffer pad f 25-guide wheels, f 231-guide rails, f 232-a composite roller bearing, f 221-a carrying plate f 222-a limiting rod, f 31-a hydraulic telescopic cylinder, f 32-a pulley block, f 33-a steel wire rope, f 321-a first fixed pulley and f 322-a movable pulley. b 1-lifting driving piece, b 11-connecting shaft, b 12-driven sprocket, b 13-variable frequency motor, b 14-lifting sprocket, b 15-driving chain, b 16-speed reducer, b 2-carrier shaft, b 3-chain lifting piece, b 31-sprocket part, b 311-sprocket, b 312-lifting chain, b 32-driving shaft, b 4-chain tensioning piece, b 41-shaft lever spring part, b 411-connecting frame handle, b 412-sleeving handle, b 413-height rod, b 414-spring, b 415-pressing seat, b 4151-pressing groove, b 42-connecting rod, b 421-pressing bearing, and b 5-space baffle and b 6-maintenance platform. j 1-a first frame, j2-X axis movement mechanism, j3-Z axis movement mechanism, g 1-negative pressure pickup device, j 11-feed inlet, j 12-discharge outlet, j 21-linear slide rail, j 22-linear motor, j 23-a first slide block, j 31-complex movement mechanism the device comprises a j 32-cross rod, a j 33-suspender, a j 34-first guide rail, a j 35-buffer cylinder, a j 36-third slider, a j 311-driving device, a j 312-crank connecting rod, a j 313-second guide rail, a j 314-second slider and a j 315-connecting shaft. The g 2-transverse hanging bracket, the g 3-sucking disc structure, the g 31-sucking disc, the g 32-sucking disc rod, the g 33-buffer spring, the g 34-connecting seat, the g 4-transverse bracket, the g 5-air pipe assembly, the g 51-branch air pipe, the g 52-joint, the g 53-main air pipe, the g 6-vertical hanging bracket, the g 7-pipe sleeve, the g 8-bracket and the g 9-negative pressure fan; A h 1-second frame, a h 2-receiving conveyer belt, a h 3-floating conveyer belt, a h 31-main bearing, a h 32-floating bearing, a h 4-servo motor, a h 5-mounting plate, a h 51-mounting groove, a h 6-conveying channel h 7-spring support structure, h 71-bracket, h 72-spring piece, h 73-screw, h 8-first spring support structure, h 9-second spring support structure, h 10-third spring support structure; the cleaning machine comprises a d 1-cleaning machine box, a d 2-rolling brush mechanism, a d 3-driving mechanism, a d 4-dust blowing component, a d 5-dust collecting component, a d 6-conveying belt, a d 21-brush roller, a d 22-driven gear, a d 31-driving motor, a d 32-speed reducer, a d 33-driving gear, a d 41-first air knife, a d 42-fan, a d 43-second air knife, a d 44-air receiving pipe, a d 51-cloth bag bin and a d 52-dust collecting cloth bag. C1-box body, C11-material passing opening, C111-baffle plate, C12-exhaust window, C13-vertical hinged door, C2-sheet conveying assembly, C20-internal plate, C21-shooting gap, C22-motor, C23-main worm wheel, C24-feeding worm wheel set, C241-feeding driven wheel, C242-feeding driving wheel, C25-feeding roller, C26-discharging worm wheel set, C261-discharging driven wheel, C262-discharging driving wheel, C27-discharging roller, C3-shooting detection assembly, C311-mounting plate, C3111-top regulating rail, C312-top regulating plate, C24-feeding worm wheel set, C241-feeding driven wheel, C242-feeding driving wheel, C25-feeding roller, C26-discharging worm wheel set, C262-discharging driving wheel, C27-discharging roller, C3-shooting detection assembly, C311-mounting plate, C3111-top regulating rail, C312-top regulating plate, The device comprises a top fixing bolt C313-part, a middle mounting block C314-part, a middle plate C315-part, a middle adjusting rail C3151-part, a vertical plate C316-part, a vertical adjusting rail C3161-part, a middle fixing bolt C317-part, a vertical adjusting block C318-part, a vertical adjusting bolt C319-part, a cover box of a c 320-camera, a shooting port C3200-part, high transparent glass C3201-part, a end plate C321-part, an end rotating shaft C3211-part, a rotating head C322-part, a strip-shaped lampshade C323-part, a light supplementing lamp source C324-part and a rotating handle C325-part; The device comprises a 1-detection unit, a 11-strip-shaped outer frame, a 111-strip-shaped plate, a 112-short plate, a 12-distance sensing part, a 121-laser range finder, a 122-pinch roller, a 123-inner frame, a 124-transverse block, a 1241-mounting step, a 125-inner vertical plate, a 126-fixing bolt and a 2-passing plate space; the device comprises an i 1-third frame, an i 2-conveyer belt, an i 21-upper conveyer belt, an i 22-lower conveyer belt, an i 23-conveying channel, an i 24-casing, an i 25-driving motor, an i 26-connecting arm, an i 3-swinging mechanism, an i 31-servo electric cylinder, an i 32-fixed support, an i 4-first support, an i 5-second support, an i 6-counteracting structure, an i 61-spring group, an i 62-cross rod, an i 63-mounting shaft seat, an i 64-swinging arm, an i 65-suspender, an i 66-limiting screw and an i 7-sensor.

Detailed Description

A method for sorting sheet material grades, comprising the steps of:

Step S1, front-end feeding, namely throwing sheet materials from a first height on the ground, lifting the sheet materials to a feeding buffer zone at a second height, and waiting for grade separation; specifically, the front-end feeding sheet material input position, the feeding buffer area and the sorting structure grabbing position are positioned on the same ground vertical area;

Step S2: sorting the sheet materials in the feeding buffer area by a sorting structure at a third height, outputting the sheet materials from the front end to the rear end of the conveying line, and sorting the sheet materials into grades by detecting the defect ratio and the thickness uniformity in the outputting process;

step S3: discharging at the rear end, conveying the classified sheet materials to the rear end of a rear conveying line, and arranging corresponding output mechanisms with different grades at the rear end of a reverse conveying line; the sheet material enters a discharging buffer area at a second height after being output from each output mechanism, and then is moved to a first height on the ground; specifically, the output port of the output mechanism, the corresponding discharging buffer zone and the ground which is moved to and is located on the same ground vertical zone.

This example implements the method described above by means of a sheet material grade separation line.

Referring to fig. 1 and 2, a sheet material grade separation production line is provided, wherein the production line is a double production line combination, and a single production line comprises a separation device 100, a feeding part 101 and a plurality of discharging parts 103; the sorting device 100 is arranged at a high position, and the sorting device 100 comprises an adsorption feeding device 104, an on-line input conveyor 105, a cleaning device 106, a grade detection device 107, a transition conveying line 110 and a plurality of sorting conveyors 111 for sorting materials with different grades, which are sequentially arranged; the feeding part 101 is located right below the adsorption feeding device 104, and comprises a feeding hydraulic stay cord fork 112 and a feeding storage device 113, wherein the feeding hydraulic stay cord fork 112 can lift a material into the feeding storage device 113, and the feeding storage device 113 can be used for connecting and feeding the adsorption feeding device 104; the discharging parts 103 are positioned below the outlets of the sorting conveyors 111, the discharging parts 103 comprise discharging and storing devices 114 of discharging hydraulic rope pulling forks 115, the discharging and storing devices 114 can continuously receive materials of the sorting conveyors 111, and the materials on the discharging and storing devices 114 can be conveyed to the ground;

the adsorption feeding device 104 is arranged above the feeding storage device 113 and can absorb materials from the feeding storage device 113, the adsorption feeding device 104 can convey the materials to the upper line input conveyor 105, the upper line input conveyor 105 can convey the materials to the cleaning device 106, the cleaning device 106 conveys the materials to the grade detection device 107 after cleaning the surfaces of the materials, the grade detection device 107 detects the grade of the materials and then conveys the materials to the sorting conveyor 111 through the transition conveying line 110, and the materials are conveyed to the corresponding discharging storage device 114 after passing through the corresponding sorting conveyor 111.

Specifically, the number of the sorting conveyor 111 and the blanking portion 103 is four, and the sorting conveyor is used for respectively receiving A, B, C three grades and unidentified materials; the sorting device 100 is also provided with a waste discharge end, and the rearmost discharge part 103 is provided with a waste receiving part 116, and the waste material detected as falling freely from the sorting device 100 end directly to the waste receiving part 116. The sorting device 100 is at a third elevation, the loading and storage 113 and the loading and storage are at a second elevation, and the loading and unloading hydraulic pull-cord forks 112 and 115 are at a first elevation.

Referring to fig. 3 to 6, the hydraulic rope pulling fork 112 includes a lifting outer frame f1, a fork f2 and a lifting mechanism f3. The lifting outer frame f1 is a square frame, and two side ends of the fork f2 are respectively connected with two opposite sides of the inside of the lifting outer frame f1 in a lifting sliding manner; the lifting mechanism f3 comprises a hydraulic telescopic cylinder f31, two pulley blocks f32 and two steel wire ropes f33; the two pulley blocks f32 and the hydraulic telescopic cylinders f31 are fixedly arranged on the lifting outer frame f1, and the two pulley blocks f32 are respectively positioned above the side ends of the fork f 2; one end of each steel wire rope f33 is fixedly connected to the lifting outer frame 1, the other end of each steel wire rope f33 winds around the telescopic end of the corresponding hydraulic telescopic cylinder f31 and the top of the side end corresponding to the fork after corresponding to one pulley block f32, and the hydraulic telescopic cylinder f31 pulls the steel wire rope f33 to drive the fork f2 to move up and down; the lifting outer frame f1 is positioned at the bottom of one opposite side of the pallet fork 2 and is provided with a feed inlet. According to the invention, the steel wire rope f33 is pulled by the hydraulic telescopic cylinder f31 to drive the fork f2 to lift, the pulley block f32 and the steel wire rope f33 occupy a small space inside the lifting outer frame f1, so that the lifting of goods can not be hindered, the lifting function of the goods can be realized in a narrow and limited space inside the lifting outer frame f1, and the lifting driving mode adopts hydraulic driving, so that the lifting high-load requirement is met.

The pulley block f32 comprises a plurality of first fixed pulleys f321 and a movable pulley f322; the lifting outer frame f1 is a square frame formed by assembling a plurality of upright posts f11 and a plurality of cross beams f12, a plurality of first fixed pulleys f321 are distributed on the inner side of the cross beams f12 around the top of the lifting outer frame f1, and the hydraulic telescopic cylinder f31 is arranged on the lifting outer frame f 1; the movable pulley f322 is arranged at the telescopic end of the hydraulic telescopic cylinder f 31; in order to enable the steel wire rope f33 to vertically pull two side ends of the fork f2, a first fixed pulley f321 is arranged right above two side ends of each fork f2, the arrangement positions of other first fixed pulleys are not limited, the steel wire rope f33 is only required to complete steering and winding of the movable pulley f322, one end of the steel wire rope f33 is fixedly connected to the upper side of one side of the movable pulley f322, the other end of the steel wire rope f33 sequentially winds and passes through the movable pulley f322 and a plurality of first fixed pulleys f32 and is fixedly connected with the top of the corresponding side end of the fork f2 along the vertical direction, and the lifting and the stretching of the hydraulic telescopic cylinder f31 are used for pulling the steel wire rope f33 to further drive the fork f2 to lift. The steel wire rope f33 is vertically connected with the tops of the two side ends of the fork f2 by completing turning and extending to the right above the two side ends of the fork f2 through a plurality of first fixed pulleys f321 and movable pulleys f322 so as to drive the fork f2 to move up and down more effort and more efficiency. The movable pulley f322 can improve the lifting travel of the fork.

The fork f2 comprises a lifting beam f21 and an objective table f22; the two ends of the lifting beam f21 are respectively connected with the lifting outer frame f1 in a lifting manner through a guide rail assembly f 23; each guide rail assembly f23 comprises a guide rail f231 and two composite roller bearings f232; the guide rail f231 is fixedly connected to the inner side of the lifting outer frame f1 along the vertical direction, and the guide rail f231 is provided with a guide groove along the vertical direction; the lifting beam f21 is of a U-shaped structure, two composite roller bearings f232 are arranged at the U-shaped vertical end of the lifting beam f21 in parallel up and down, the two composite roller bearings f232 are movably embedded in the guide groove, and the two vertical ends of the lifting beam f21 respectively lift and slide along the corresponding guide rail f231 through the corresponding two composite roller bearings f 232. The radial bearing capacity and the axial bearing capacity of the composite roller bearing f232 are large, and the high load requirement of lifting goods is met. The objective table f22 is fixedly connected to the middle part of the lifting beam f 21; the objective table f22 comprises two horizontally arranged carrying plates f221 and two vertically arranged limiting rods f222, one end of each carrying plate f221 is fixedly connected with the lifting beam f21, each limiting rod f222 is fixedly connected to the joint of each carrying plate f221 and the lifting beam f21, and each limiting rod f222 and one carrying plate f221 form an L-shaped structure. The object stage f22 is used for bearing the goods by the two object carrying plates f221, so that a forklift or a special turnover vehicle can directly enter the goods taking and placing device from the feeding hole, and the goods can be conveniently circulated. The limiting rod f222 limits the goods, so that the goods are prevented from toppling over or shifting. The bottom of the U-shaped transverse end of the lifting beam f21 is provided with a cushion pad f24, so that the lifting beam f21 can be buffered and protected when being lowered to the ground.

As a preferred scheme of the embodiment, the inner space of the lifting outer frame 1 is utilized as much as possible, the number of the forks f2 is two, the two forks f2 are arranged in the middle of the lifting outer frame 1 in a back-to-back way, two side ends of each fork f2 are respectively connected with the lifting outer frame f1 in a lifting sliding way through a guide rail component f23, and a feed inlet is arranged on one opposite side of each fork f2 of the lifting outer frame f 1; correspondingly, the number of the lifting mechanisms f3 is also set to be two, the lifting mechanisms f3 are distributed above each fork f2, and each fork f2 moves up and down through the corresponding lifting mechanism f 3. Two groups of forks f2 and lifting mechanisms f3 are arranged inside the lifting outer frame f1, so that two groups of cargoes can be lifted and lowered simultaneously, and independent operation or simultaneous operation can be performed according to actual requirements, so that the working efficiency is improved in a limited space.

In order to assist a forklift or a turnover vehicle to adjust the position when entering the feed inlet, the lifting outer frame f1 is convenient to butt, and a plurality of guide wheels f25 are respectively arranged at the bottom of the lifting outer frame f1 and correspond to the two sides of each feed inlet.

As shown in fig. 7 to 10, the feeding and storing devices 113 are installed at the upper portion of the lifting frame f1, and specifically, the number of the feeding and storing devices 113 is two, which are arranged at intervals along the length direction of the lifting frame f 1.

The feeding, loading and storing device 113 comprises a lifting driving part b1, a chain lifting part b3 and a carrier plate shaft b2, wherein the lifting driving part b1 is arranged at the top of the lifting outer frame f 1. The number of the chain lifting pieces b3 is two, the two chain lifting pieces b3 are arranged on two opposite sides of the lifting outer frame f1, and the two chain lifting pieces b3 are connected with the lifting driving piece b 1; the chain lifting piece b3 comprises two groups of chain wheel parts b31 and a driving shaft b32, the two groups of chain wheel parts b31 are arranged at intervals along the length direction of the lifting outer frame f1, the chain wheel parts b31 extend along the height direction of the lifting outer frame f1, the driving shaft b32 is connected with the two groups of chain wheel parts b31, and one chain wheel part b31 in the two groups of chain lifting pieces b3 is connected with the lifting driving piece b 1; two groups of chain wheel parts b31 are connected to opposite ends of the carrier plate shaft b2, and the two groups of chain wheel parts b31 drive the carrier plate shaft b2 to move along the circumferential direction of the chain wheel parts b 31.

When the feeding and storing device 113 is used, the lifting outer frame f1 drives the two groups of sprocket wheels b31 to rotate, the carrier plate shafts b2 are driven to move along the circumferential direction of the sprocket wheels b31 in the rotating process of the two groups of sprocket wheels b31, the opposite ends of the sheet materials are piled on the carrier plate shafts b2 positioned on two sides when the sprocket wheels b31 are positioned at a lower position as the sprocket wheels b31 extend along the height direction of the lifting outer frame f1, and the sheet materials can be continuously conveyed towards a high position along with the rotation of the sprocket wheels b31 and can be taken away by a downstream device at the high position when the sheet materials are conveyed to the high position; the sheet material is temporarily stored in the loading bin 113 before being removed. Also with the sheet material constantly taken away and the continuous rotation of the sprocket portion b31, the carrier shaft b2 can be moved again to the lower position of the lifting frame f1 to again stack the sheet material. Therefore, the invention can realize continuous feeding and continuous storage of the sheet materials.

In the present embodiment, the lift driver b1 includes a connecting shaft b11, a driven sprocket b12, a variable frequency motor b13, a lift sprocket b14, a drive chain b15, and a decelerator b16. The connecting shaft b11 is arranged on the lifting outer frame f1 and extends to two opposite sides of the lifting outer frame f1, the driven sprocket b12 is sleeved at the middle part of the connecting shaft b11, the variable frequency motor b13 is arranged on the lifting outer frame f1, the lifting sprocket b14 is sleeved on a motor shaft of the variable frequency motor b13, the driving chain b15 is sleeved outside the driven sprocket b12 and the lifting sprocket b14, and the speed reducers b16 are arranged at two opposite ends of the connecting shaft b11 through couplings. The sprocket portions b31 of the two chain lifters b3 are coupled to the two reducers b16 through a coupling. The variable frequency motor b13 is started to drive the lifting chain wheel b14 to rotate, the lifting chain wheel b14 drives the driven chain wheel b12 and the connecting shaft b11 to rotate through the driving chain b15, and the connecting shaft b11 drives the chain wheel b31 at the corresponding end to rotate through the speed reducer b16.

In the present embodiment, the sprocket portion b31 includes two pairs of sprockets b311 and a lifting chain b312. The two pairs of chain wheels b311 are arranged at intervals along the height direction of the lifting outer frame f1, the pair of chain wheels b311 comprises two chain wheels b311, the two chain wheels b311 are arranged at intervals along the width direction of the lifting outer frame f1, and one chain wheel b311 is connected with the corresponding speed reducer b16 through a coupling. The lifting chain b312 is sleeved outside the two pairs of chain wheels b 311. The chain wheels b311 at the corresponding ends of the two groups of chain wheel parts b31 are connected through a driving shaft b32, when the speed reducer b16 drives the chain wheel b311 at the corresponding side to rotate, the chain wheel b311 drives the other chain wheel part b31 to rotate through the driving shaft b32, so that the two chain wheel parts b31 synchronously rotate in the same direction. The opposite ends of the carrier shaft b2 are connected to the lifting chains b312 of the two sprocket portions b31, and when the two sprocket portions b31 rotate synchronously, the carrier shaft b2 can move along the circumferential direction of the sprocket portions b31 with the rotation of the lifting chains b312.

In the present embodiment, the number of carrier shafts b2 is two, and the two carrier shafts b2 are located at opposite ends of the sprocket portion b31, specifically, the two carrier shafts b2 are connected to symmetrical positions of the lifting chain b 312. The two carrier shafts b2 are arranged such that when one of the carrier shafts b2 conveys the sheet material to the highest position of the lifting outer frame f1, the other carrier shaft b2 is just located at the lowest position of the feeding and storing device 113, thereby playing a role in re-stacking the sheet material.

In the present embodiment, the chain lifting member b3 further includes a chain tensioning member b4, and specifically, the chain tensioning member b4 is disposed in the rotational path of the lifting chain b 312. The chain tensioner b4 includes two shaft spring portions b41 and a link b42. The two shaft lever spring parts b41 are sleeved at two opposite ends of the driving shaft b 32. The connecting rod b42 is arranged on the lifting outer frame f1, specifically, each pair of chain wheels b311 is fixed on the lifting outer frame f1, a stand column f11 is connected between two pairs of chain wheels b311 of each group of chain wheel parts, and the opposite ends of the connecting rod b42 are fixed with the stand columns f11 at the corresponding end. Opposite ends of the connecting rod b42 are abutted against one ends of the two shaft lever pressing portions b41, which are away from the driving shaft b 32.

The shaft lever pressing part b41 can press the connecting rod b42 and change the height according to the tensioning of the lifting chain b312, specifically, the shaft lever pressing part b41 comprises a connecting frame handle b411, a sleeving handle b412, a height rod b413, a spring b414 and a pressing seat b415, one end of the connecting frame handle b411 is sleeved on the driving shaft b32, and the other end of the connecting frame handle b411 is connected on the upright post f 11; one end of the sleeve joint handle b412 is sleeved on the driving shaft b 32; one end of the height rod b413 is hinged with one end of the sleeving handle b412, which is away from the driving shaft b32, the height rod b413 extends along the height direction of the upright column f11, one end of the height rod b413, which is away from the sleeving handle b412, is convexly provided with a sleeving step, and the sleeving step is not shown in the figure; one end of the spring b414 is sleeved on the sleeved step; the pressing seat b415 is arranged at one end of the spring b414, which is away from the sleeving step; opposite ends of the connecting rod b42 are propped against the two propping seats b415, and specifically, opposite ends of the connecting rod b42 are sleeved with a propping bearing b421; the pressing seat b415 is provided with a pressing groove b4151 corresponding to the pressing bearing b421 in a concave manner, and the pressing bearing b421 is pressed in the pressing groove b 4151.

When the lifting chain b312 is loosened, the corresponding sprocket b311 drives the corresponding driving shaft b32 to press the lifting chain b312, and the spring b414 stretches, so that the sprocket b311 is always attached to the lifting chain b 312.

In the present embodiment, a space shield b5 is provided between the two chain lifters b3, and specifically, the space shield b5 is fixed above the lifting frame f1 and located at a side of one sprocket portion b31 facing the other sprocket portion b31 to space the sheet material from the sprocket portion b 31.

In this embodiment, the feeding and storing device 113 further includes an overhaul platform b6, where the overhaul platform b6 is installed on the lifting outer frame f1 and corresponds to the lifting driving piece b1, and specifically, the overhaul platform b6 is installed at the top of the lifting outer frame f1 and is located at one side of the variable frequency motor b13, which is away from the chain lifting piece b 3. The setting of maintenance platform b6 can make things convenient for operating personnel to overhaul the device.

Referring to fig. 11 to 13, the adsorption feeding apparatus 104 includes a first frame j1, an X-axis moving mechanism j2, a Z-axis moving mechanism j3, and a negative pressure pickup apparatus g1; the X-axis movement mechanism j2 is arranged on the first frame j1 and moves linearly along the horizontal direction, the Z-axis movement mechanism j3 comprises a reciprocating movement mechanism j31, a cross rod j32 and a suspension rod j33, the reciprocating movement mechanism j31 is fixedly arranged on the first frame j1, the reciprocating movement mechanism j31 outputs reciprocating movement along the vertical direction, the cross rod j32 is slidably arranged on the first frame j1 along the vertical direction, the upper end of the suspension rod j33 is fixedly arranged on the cross rod j32, and the middle part of the suspension rod j33 is slidably connected with the X-axis movement mechanism j2 along the vertical direction; is mounted at the lower end of the boom j 33. Specifically, the lower part of the first frame j1 is provided with a feed inlet j11, and one side of the first frame j1 is provided with a discharge outlet j12; the cross bar j32 is provided with a third guide rail (not shown), the boom j33 is provided with a third slider j37, and the third slider j37 is slidably clamped on the third guide rail (not shown).

In this embodiment, the X-axis moving mechanism j2 includes a linear slide rail j21, a linear motor j22, and a first slider j23, where the linear slide rail j21 is mounted on the first frame j1 along a horizontal direction, and the linear motor j22 is mounted on the linear slide rail j21 to move along the horizontal direction; the hanger rod j33 is provided with a vertical first guide rail j34, and the first slider j23 is slidably engaged with the first guide rail j 34.

Specifically, the complex motion mechanism j31 includes a driving device j311, a crank connecting rod j312, a second guide rail j313 and a second slider j314, and the driving device j311 is a speed reducer driven by a servo. The driving device j311 is arranged on the first frame j1, one end of a crank connecting rod j312 is fixedly connected with the output end of the driving device j311, the other end of the crank connecting rod j is rotatably connected with the end of the cross rod j32, the second guide rail j313 is vertically arranged on the first frame j1, the second slide block j314 is fixedly arranged at the end of the cross rod j32, and the second slide block j314 is slidably clamped on the second guide rail j 313.

In this embodiment, the Z-axis movement mechanism j3 further includes a buffer cylinder j35, where the buffer cylinder j35 is mounted on the upper portion of the first frame j1, and a telescopic end of the buffer cylinder j35 is fixedly connected to an end of the cross rod j32, and the buffer cylinder j35 has a vertically upward tension on the cross rod j 32.

In this embodiment, the buffer cylinders j35, the crank connecting rod j312, the second guide rail j313 and the second slider j314 are arranged in groups, and two ends of the cross bar j32 are respectively provided with a group of buffer cylinders j35, crank connecting rods j312, second guide rails j313 and second sliders j314. In addition, the Z-axis moving mechanism j3 further includes a connecting shaft j315 coaxial with the driving device j311, the connecting shaft j315 is rotatably mounted on the first frame j1, and two ends of the connecting shaft j315 are fixedly connected with a crank connecting rod j312.

The specific working principle is as follows:

1. In the initial state, the negative pressure pickup device g1 is positioned right above the feed inlet j 11; when the plate is sucked, the Z-axis movement mechanism j3 drives the negative pressure pickup device g1 to move downwards, and the negative pressure pickup device g1 contacts with the plate and vacuumizes to adsorb the plate.

The 2.Z-axis movement mechanism j3 drives the negative pressure pickup device g1 to move upwards, the plate material is separated from the feeding structures such as the tray, and the X-axis movement mechanism j2 drives the negative pressure pickup device g1 to feed to the discharge hole j 12.

3. After the plate is in place, the Z-axis movement mechanism j3 drives the negative pressure pickup device g1 to move downwards, the plate is close to the feeding destination, the negative pressure pickup device g1 breaks vacuum to loosen and put down the plate, then the Z-axis movement mechanism j3 drives the negative pressure pickup device g1 to move upwards, and the X-axis movement mechanism j2 drives the negative pressure pickup device g1 to return to the position right above the feeding hole j 11.

4. And repeating the steps to realize the connection adsorption feeding.

Referring to fig. 14 to 15, the negative pressure pickup device includes a pair of lateral hangers g2 and a suction cup structure g3. The pair of transverse hanging frames g2 are connected to the bottom of the hanging rod j33 through a pair of transverse hanging frames g4, the pair of transverse hanging frames g2 are arranged in parallel, the pair of transverse hanging frames g4 are vertically connected with the transverse hanging frames g2, and the transverse hanging frames g4 are fixed on two opposite sides of the hanging rod j33 and are vertically connected with the hanging rod j 33. The transverse hanging bracket g2 is fixedly connected with the lower end of the hanging rod j 33.

A plurality of sucking disc structure g3 equidistance and symmetrical connection are on a pair of horizontal gallows g2, and in this embodiment, sucking disc structure g3 is provided with 8 sets of, is connected with 4 sets of sucking disc structures g3 on every horizontal gallows g2, and sucking disc structure g3 passes through trachea subassembly g5 and connects negative pressure equipment. Specifically, the sucking disc structure g3 includes sucking disc g31, inside sucking disc pole g32 and the leak protection valve that has the passageway, and sucking disc pole g32 one end is connected with sucking disc g31, and its other end passes through connecting seat g34 to be fixed on horizontal gallows g2, and the tip that sucking disc pole g32 worn out connecting seat g34 passes through the external negative pressure equipment of tracheal subassembly g5, and the leak protection valve is located between sucking disc g31 and the sucking disc pole g32, opens the leak protection valve after sucking disc g31 lower pressure foil material. Wherein, sucking disc g31 adopts the double-deck vacuum chuck g31 of HB125, and the passageway diameter of sucking disc pole g32 is 15mm, sets up like this and can increase the gas flow.

The leak-proof valve arranged between the sucker g31 and the sucker rod g32 has a leak-proof function, when the whole sucker g31 covers the sheet material and presses down, the valve of the leak-proof valve can be opened, the sucker g31 firmly sucks the sheet material after ventilation, otherwise, when the sucker g31 does not suck the sheet material, the valve can be automatically closed to avoid gas loss; in addition, the purpose of setting up the leak protection valve still lies in, makes that the valve can automatic shutdown under the circumstances that individual sucking disc g31 did not suck the thin slice material when thin slice material is irregular, avoids leaking gas to lead to other sucking disc g31 suction not enough's condition to take place, improves the gas utilization ratio.

Be equipped with buffer spring g33 on the sucking disc pole g32, buffer spring g33 cover is established in sucking disc pole g32 outside, and buffer spring g33 one end is connected with sucking disc g31, and its other end is connected with connecting seat g34, utilizes buffer spring g33 can guarantee the stability of sucking disc structure g3 pushing down, also can protect the leak protection valve.

The air pipe assembly g5 comprises a plurality of branch air pipes g51, connectors g52 and a main air pipe g53, wherein two ends of the branch air pipes g51 are respectively connected with a sucker rod g32 and the connectors g52, the end parts of the connectors g52 are communicated with the end parts of the main air pipe g53, and the other ends of the main air pipe g53 are connected with negative pressure equipment. The joint g52 is connected to the transverse hanger g2 through the vertical hanger g6, and the joint g52 is located above the transverse hanger g2. The bottom of the joint g52 is provided with a plurality of small interfaces matched with the branch air pipes g51, the top of the joint g52 is provided with a large interface, the main air pipe g53 is used for connecting negative pressure equipment with the joint g52, and suction generated by the negative pressure equipment is reasonably distributed to each sucking disc g31 by the aid of the joint g52 and the branch air pipes g 51.

In a preferred embodiment, the tracheal assembly g5 further comprises a tube sleeve g7 with a horn-shaped opening, the tube sleeve g7 is connected to the top of the boom j33 through a bracket g8, the horn-shaped opening of the tube sleeve g7 is upward, and the main tracheal tube g53 penetrates the tube sleeve g7, so that the effects of protecting a pipeline and buffering are mainly achieved. To increase the gas flow, the main gas pipe g53 employs a 25mm bellows.

In another preferred embodiment, the pick-up device further comprises a negative pressure fan g9, and an output end g8 of the negative pressure fan g9 is connected with the air pipe assembly g 5. The negative pressure fan g9 adopts a negative pressure fan g9 of 3 KW.

In the whole, the suction effect is increased by combining the plurality of groups of sucker structures g3 with negative pressure equipment, the sheet materials can be firmly sucked in the process of picking up the sheet materials, and the suction force on the sheet materials is increased by increasing the gas flow, so that the sheet materials cannot fall off midway in the process of picking up the sheet materials, and the smooth proceeding of the processing procedure is ensured; by combining the sucker structure g3, the leakage-proof valve, the buffer spring g33 and other structures, the sheet materials with poor sheet material forms such as various broken, porous, wavy, uneven deformation, rough surface and irregular sheet materials can be picked up, and the sheet material picking machine can be suitable for the plate industry.

Referring to fig. 16 to 19, the on-line input conveyor 105 includes a second frame h1, a receiving conveyer belt h2, an up-floating conveyer belt h3 and a servo motor h4 which are disposed on the second frame h1, the second frame h1 is a rectangular frame, mounting plates h5 for mounting the conveyer belt are disposed on two sides of the second frame h1, mounting grooves h51 are disposed on top and middle portions of the mounting plates h5, a transmission shaft bearing of the up-floating conveyer belt h3 is disposed in the mounting groove h51 on top of the mounting plates h5, a transmission shaft bearing of the receiving conveyer belt h2 is disposed in the mounting groove h51 in the middle portion of the mounting plates h5, the receiving conveyer belt h2 and the up-floating conveyer belt h3 are disposed in parallel in the up-down direction, the up-floating conveyer belt h3 is disposed right above the receiving conveyer belt h2, the servo motor h4 is disposed on the mounting plates h5 and is disposed on outer sides of the mounting plates h5, end portions of the transmission bearings of the conveyer belt are provided with gear members, and output ends of the servo motor h4 are also provided with gear members, and the conveyer belt and the gear members of the servo motor h4 are connected through chains.

A gap is reserved between the material receiving conveyer belt h2 and the floating conveyer belt h3 to serve as a material conveying channel h6, and a spring supporting structure h7 which can enable the floating conveyer belt h3 to move up and down is arranged between the material receiving conveyer belt h2 and the floating conveyer belt h 3. Specifically, the transmission bearing of the floating conveying belt h3 comprises a main bearing h31 and a floating bearing h32 assembly, the main bearing h31 is arranged at the end part of the floating conveying belt h3, the floating bearing h32 is arranged at the middle part of the floating conveying belt h3, the spring supporting structure h7 comprises a first spring supporting structure h8, a second spring supporting structure h9 and a third spring supporting structure h10, the first spring supporting structure h8 is connected with the main bearing h31 of the floating conveying belt h3, two groups of corresponding floating bearings h32 are arranged in the embodiment, and the second spring supporting structure h9 and the third spring supporting structure h10 are respectively connected with the two groups of floating bearings h32 of the floating conveying belt h 3.

The first spring supporting structure h8 comprises a bracket h71, a spring part h72, a screw rod h73 for installing a spring and a nut, wherein a groove is formed in the middle of one side of the bracket h71 inwards, and through holes are formed in the middle of the groove, penetrating through two sides of the bracket h 71. One side of the bracket h71, which is close to the groove, is fixed on the mounting plate h5 of the second frame h1, the groove of the bracket h71 is correspondingly connected with the mounting groove h51 at the top of the mounting plate h5 to form a movable channel, one end of the spring part h72 penetrates through the groove and then is connected with the main bearing h31 of the floating conveying belt h3, and the other end of the spring part h72 is fixedly connected with the screw rod h73 and the nut after being inserted into the through hole. When the quantity of the input sheet materials is large, the floating conveying belt h3 is extruded under the action of the spring supporting structure h7, and the main bearing h31 of the floating conveying belt h3 can float upwards in the movable channel to enable the sheet materials to pass through smoothly.

The second spring supporting structure h9 and the third spring supporting structure h10 are the same as the first spring supporting structure h8, correspondingly, a floating bearing h32 at the top of the mounting plate h5 corresponding to the floating conveying belt h3 is provided with a mounting groove h51, the second spring supporting structure h9 is connected between the floating bearing h32 and the mounting groove h51 of the mounting plate h5, when the floating conveying belt h3 is extruded, the floating bearing h32 can float in the mounting groove h51 of the mounting plate h5 under the action of the second spring supporting structure h9,

In order to better receive the sheet material, the front end of the floating conveyor belt h3 is obliquely arranged at one side away from the receiving conveyor belt h2, so that the inlet width of the conveying channel h6 is increased.

In order to facilitate maintenance and inspection, the width of the conveying belt of the floating conveying belt h3 is smaller than that of the receiving conveying belt h2.

In a preferred embodiment, two sets of material conveyor belts h2 and floating conveyor belts h3 are arranged in parallel on the same second frame h 1.

On the whole, the sheet material feeding and conveying machine 105 running speed and the high-speed linear motor speed are synchronously servo-controlled, the sheet material is received and conveyed by the floating conveying belt h3 and the receiving conveying belt h2, the pick-up device in the previous procedure can absorb two or three sheet materials at the same time, when a plurality of sheet materials enter the conveying machine, the floating conveying belt h3 is under the action of the spring supporting structure h7, when the two or three sheet materials are input, the floating conveying belt h3 is extruded to float upwards, the sheet materials can smoothly pass through, the phenomenon that the sheet materials are inclined due to the pulling of the sheet materials and the conveying belt in the conveying process is avoided, and compared with the traditional conveying machine, the situation that the conveying is easy to occur due to the fact that the clamping of the sheet materials is easy to occur is realized by utilizing the upper conveying belt and the lower conveying belt, the conveying safety and stability of the conveying are improved, the conveying of the sheet materials is ensured, and the production efficiency is improved.

Referring to fig. 20 to 23, the cleaning device 106 includes a cleaning housing d1, a roller brush mechanism d2, a driving mechanism d3, a dust blowing assembly d4, a dust collecting assembly d5, and a conveyor belt d6.

The rolling brush mechanism d2 comprises a plurality of brush rollers d21 rotatably connected in the cleaning machine case d1, the brush rollers d21 are divided into an upper row and a lower row which are arranged at intervals, and the brush rollers d21 positioned in the same row are also arranged at intervals. Referring to fig. 4, in this embodiment, the number of the brush rollers in the upper row is set to two, and the number of the brush rollers in the lower row is set to two; the upper row of brush rollers and the lower row of brush rollers are arranged in parallel in a one-to-one correspondence manner. Referring to fig. 1, the cleaning machine case 1 is provided with a feeding channel between the upper row of brush rollers 21 and the lower row of brush rollers 21, and a conveyor belt d6 is disposed at one side of the feeding channel for conveying sheet materials to the cleaning machine case 1.

In order to enhance the cleaning effect of the sheet material, the driving mechanism is required to drive the upper row of brush rollers d21 and the lower row of brush rollers d21 to rotate in opposite directions, and simultaneously clean the upper surface and the lower surface of the sheet material. Specifically, as shown in fig. 4, one end of each brush roller d21 extends out of the cleaning machine case d1 and is fixedly connected with a driven gear d 22; the two brush rollers d21 positioned in the same column are in meshed connection through the corresponding driven gears d 22; the driving mechanism d3 comprises a driving motor d31 arranged on one side of the cleaning machine box and a speed reducer d32 in transmission connection with the driving motor d31, wherein the output end of the speed reducer d32 is fixedly connected with a driving gear 33, and the two brush rollers d21 in the lower row are respectively meshed with the driving gear 33 through corresponding driven gears d 22. The upper row of two brush rollers d21 and the lower row of two brush rollers d21 are meshed through gears to rotate in opposite directions to clean the upper surface and the lower surface of the sheet material, so that all transverse positions of the sheet material are covered, and all parts of the sheet material are ensured to be cleaned in place.

The dust blowing component d4 is arranged on the periphery side of the rolling brush mechanism d2 and is used for blowing dust on the sheet materials. Specifically, the dust blowing component d4 comprises a plurality of first air knives d41 arranged above the upper row of two brush rollers d21 and a fan d42 arranged at one side of the cleaning machine case 1; the top of each first air knife d41 is provided with an air inlet 411, and the top of each air inlet extending out of the cleaning machine case d1 is connected with the air outlet end of the fan d42; the bottom of each first air knife d41 is gradually reduced to form a linear air outlet; the air outlet of the first air knife d41 faces downwards and is positioned between the upper row of two brush rollers d 21. The air current that first air knife d41 sent can blow off the dust, the saw-dust on slice material and the brush roller, avoids the secondary pollution of dust saw-dust. The dust blowing component d4 further comprises a plurality of second air knives d43 arranged below the two brush rollers d21 in the lower row; the structure of the second air knives d43 is similar to that of the first air knives d41, and the bottom of each second air knife d43 is provided with an air inlet; the top of each second air knife d43 is gradually reduced to form a linear air outlet; the air outlet of the second air knife d43 faces upwards and is positioned between the two brush rollers d21 of the lower row. The dust and wood dust below the sheet material are cleaned by the second air knife d43, and the upper air blowing and the lower air blowing are carried out by the first air knife d41, so that the upper surface and the lower surface of the sheet material are cleaned simultaneously, and the cleaning effect of the surface of the sheet material is improved.

Because the bottom of the cleaning machine case d1 is also required to be provided with the dust collection assembly 3, the bottom of the cleaning machine case d1 cannot supply air for the second air knives, one side of the cleaning machine case d1 is also provided with the air connection pipe d44, one end of the air connection pipe d44 is positioned in the cleaning machine case d1, the other end of the air connection pipe d44 extends out of the side of the cleaning machine case d1, a plurality of air inlets of the second air knives d43 are commonly connected to the air connection pipe d44, and a plurality of second air knives d43 are connected with the fan d42 from the side of the cleaning machine case d1 through the air connection pipe d 44.

The dust collection assembly d5 is arranged at the bottom of the cleaning machine box d1 and is used for adsorbing dust in the cleaning machine box d 1. The dust collection assembly d5 comprises a cloth bag bin d51 and a dust collection cloth bag d52; the dust collection device comprises a cleaning machine case 1, a dust collection bag d52, a dust collection bag d51, a fan d42 and a dust collection bag d52, wherein the dust collection bag d51 is connected with the bottom of the cleaning machine case 1 in a sealing mode, the dust collection bag d51 is arranged in the dust collection bag d51, the dust collection bag d52 is connected with the dust collection port of the cleaning machine case 1, one side of the dust collection bag d51 is connected with the air suction end of the fan d42, negative pressure is generated in the dust collection bag d51 through the suction of the fan d42, and dust in the cleaning machine case 1 is further sucked into the dust collection bag d 52. Two fans d42 are arranged and are respectively arranged at the side of the cleaning machine case 1, wherein one fan d42 supplies air to a plurality of first air knives d41, and the other fan d42 supplies air to a plurality of second air knives d 43. The air suction ends of the two fans d42 are connected to the side of the cloth bag bin d51, the side of the cloth bag bin d51 is provided with a connector connected with the fans d42, the two fans d42 suck air in the cloth bag bin d51 together, the negative pressure effect is enhanced, and the design has the advantage that the reasonable utilization of resources is achieved without additionally adding a negative pressure fan. Through the brush roller d21 cleaning and the air blowing cleaning of the first air knife d41 and the second air knife d43, dust is totally concentrated into the dust collecting cloth bag d52 at the bottom of the cleaning machine box d1, and then the dust is sucked away by negative pressure generated by the negative pressure fan 42, so that the cleaning and dust collecting effects are more obvious.

In order to facilitate the replacement of the dust collecting cloth bag d52, a foldable door is arranged at the bottom of the cloth bag d51, and the door is covered at the bottom of the cloth bag d51 and is fixed by a quick clamp. When the bin gate is closed, the cloth bag bin d51 can form a closed cavity, and negative pressure effect is generated by means of suction of a fan; when the dust collecting cloth bag d52 is full of dust impurities, the bin gate can be opened to replace the new dust collecting cloth bag d52.

According to the invention, the upper brush roller d21 and the lower brush roller d21 are positively and negatively rotated, the cleaning surface covers all the transverse positions of the sheet material, so that the upper surface and the lower surface of the sheet material are completely cleaned in place, dust and wood dust on the sheet material are blown off by the dust blowing component d4 arranged on the peripheral side of the rolling brush mechanism d2, finally, dust generated in the cleaning machine box d1 is sucked off by the dust sucking component d5, secondary pollution caused by dust scattering is avoided, and the cleaning and dust collecting effects are more obvious. The invention integrates the functions of hairbrush, air blowing and negative pressure dust collection, improves the cleaning effect of the surface of the sheet material, is suitable for the complex plate cleaning industry, can replace manual cleaning and improves the working efficiency.

Referring to fig. 24 to 28, the surface defect detecting device 109 includes a case c1, a sheet conveying assembly c2, and a photographing detecting assembly c3. The box c1 is provided with a material passing opening c11 penetrating through two sides, and the material passing opening c11 extends along the width direction of the box c 1. The sheet conveying component c2 is arranged in the box body c1, the conveying direction of the sheet conveying component c2 penetrates through the two material passing openings c11, and shooting gaps c21 for shooting sheet materials are formed in the upper side and the lower side of the sheet conveying component c 2; shooting detection subassembly c3 install in box c1 and distribute in the upper and lower both sides of passing piece subassembly c 2.

When the sheet material surface defect detection device 109 is used, the sheet material enters the sheet conveying component c2 from the material passing opening c11, and when the sheet material passes through the shooting gap c21, the shooting detection component c3 can shoot the surface of the sheet material, so that an operator can conveniently detect the defect of the surface of the sheet material. Because the sheet conveying component c2, the shooting detection component c3 and the shooting gap c21 are all positioned in the box body c1, the sheet material is in a relatively closed space under shooting, and the sheet material can be prevented from being polluted in the process of shooting the sheet material to a certain extent. Therefore, the invention can avoid the pollution of the sheet material in the detection process.

In the present embodiment, the sheet conveying assembly c2 includes a motor c22, a main worm wheel c23, a feed worm wheel group c24, a feed roller c25, a discharge worm wheel group c26, and a discharge roller c27. The motor c22 is installed in the case c 1. The main worm wheel c23 is sleeved on a motor shaft of the motor c22, the feeding worm wheel set c24 is arranged on one side of the main worm wheel c23 and meshed with the main worm wheel c23, specifically, two inner plate c20 are relatively fixed at two opposite ends corresponding to the material passing opening c11 in parallel, and the motor c22 is fixed on one side of one inner plate c20, which is away from the other inner plate c 20; the feeding worm wheel group c24 comprises two groups of feeding driving wheels c242 and one feeding driven wheel c241, the two groups of feeding driving wheels c242 are arranged at intervals along the length direction of the inner plate c20, each group of feeding driving wheels c242 comprises two feeding driving wheels c242, the two feeding driving wheels c242 are arranged along the width direction of the inner plate c20 and meshed with each other, and the feeding driving wheels c242 at the lower end of the group of feeding driving wheels c242 close to the main worm wheel c23 are meshed with the main worm wheel c 23; the feeding driven wheel c241 is arranged below the two groups of feeding driving wheels c242 and is meshed with the feeding driving wheels c242 positioned at the lower ends of the two groups. When the main worm wheel c23 rotates, the main worm wheel c23 drives the corresponding feeding driving wheel c242 to rotate, and the feeding driving wheel c242 drives the other group of feeding driving wheels c242 to rotate through the feeding driven wheel c 241.

The feeding roller c25 is connected with the feeding worm wheel set c24, specifically, each feeding driving wheel c242 is connected with one feeding roller c25, opposite ends of the feeding roller c25 are rotatably installed on the two inner plates c20 through bearings, and a conveying space capable of conveying sheet materials is formed between the feeding roller c25 positioned above and the feeding roller c25 positioned below and corresponds to the material passing opening c 11.

The discharging worm wheel set c26 is arranged on one side of the main worm wheel c23, which is away from the feeding worm wheel set c24, and the discharging worm wheel set c26 is meshed with the main worm wheel c23, specifically, the discharging worm wheel set c26 comprises two groups of discharging driving wheels c262 and one discharging driven wheel c261, the two groups of discharging driving wheels c262 are arranged at intervals along the length direction of the inner plate c20, each group of discharging driving wheels c262 comprises two discharging driving wheels c262, the two discharging driving wheels c262 are arranged along the width direction of the inner plate c20 and are meshed with each other, and the discharging driving wheel c262 positioned at the lower end of the group of discharging driving wheels c262 close to the main worm wheel c23 is meshed with the main worm wheel c 23; the discharging driven wheel c261 is arranged below the two groups of discharging driving wheels c262 and is meshed with the discharging driving wheels c262 positioned at the lower ends of the two groups. When the main worm wheel c23 rotates, the main worm wheel c23 drives the corresponding discharging driving wheel c262 to rotate, and the discharging driving wheel c262 drives the other group of discharging driving wheels c262 to rotate through the discharging driven wheel c 261.

The discharging rollers c27 are connected with the discharging worm wheel sets c26, the discharging rollers c27 and the feeding rollers c25 are arranged in parallel at intervals, specifically, each discharging driving wheel c262 is connected with one discharging roller c27, the opposite ends of the discharging rollers c27 are rotatably arranged on the two inner plates c20 through bearings, a conveying space capable of conveying sheet materials is formed between the discharging rollers c27 positioned above and the discharging rollers c27 positioned below, and the space corresponds to the material passing opening c 11; and a shooting gap c21 is formed between the discharging roller c27 and the feeding roller c25 positioned in the middle.

In this embodiment, the shooting detection assembly c3 includes two shooting pieces, where the two shooting pieces are both installed in the case c1 and one shooting piece is set corresponding to a shooting gap c21, specifically, one shooting piece is installed above the case c1 and the shooting lens is aligned with the shooting gap c21, and the other shooting piece is installed below the case c1 and the shooting lens is aligned with the shooting gap c 21. The setting of two shooting pieces can realize shooting the positive and negative of thin slice material simultaneously for detect the progress.

In the present embodiment, the photographing part includes a photographing part including a mounting plate c311, a top adjusting plate c312, a top fixing bolt c313, a middle mounting block c314, a middle plate c315, a vertical plate c316, a middle fixing bolt c317, a vertical adjusting block c318, a vertical adjusting bolt c319, a camera housing case c320, and a photographing camera. The mounting plate c311 is connected with the inner wall of the box c1, specifically, the mounting plate c311 in the shooting piece at the upper part is fixedly connected with the top plate of the box c1, and the mounting plate c311 in the shooting piece at the lower part is fixedly connected with the bottom plate of the box c 1.

The top adjusting plate c312 is connected with the mounting plate c311, and a top adjusting rail c3111 is convexly arranged on one side of the top adjusting plate c312 away from the mounting plate c 311; the middle mounting block c314 is slidably connected to the top adjustment rail c3111, and the top fixing bolt c313 penetrates the middle mounting block c314 and can abut against the top adjustment rail c 3111. When the top fixing bolt c313 is unscrewed, the middle mounting block c314 can slide along the top adjusting rail c3111; when the top fixing bolt c313 abuts against the top adjusting rail c3111, the middle mounting block c314 is fixed relative to the top adjusting rail c 3111.

The middle plate c315 is connected with one side of the middle mounting block c314, which is away from the top adjusting rail c3111, one side of the middle plate c315, which is away from the middle mounting block c314, is convexly provided with a middle adjusting rail c3151, and the middle adjusting rail c3151 is perpendicular to the top adjusting rail c 3111; the top end of the vertical plate c316 is slidably connected to the middle adjusting rail c3151, and the middle fixing bolt c317 penetrates the top end of the vertical plate c316 and can abut against the middle adjusting rail c 3151. When the middle fixing bolt c317 is unscrewed, the vertical plate c316 can slide along the middle adjusting rail c 3151; the middle fixing bolt c317 abuts against the middle adjusting rail c3151, and the vertical plate c316 is fixed relative to the middle adjusting rail c 3151.

A vertical adjusting rail c3161 is convexly arranged on one side of the vertical plate c316, and the vertical adjusting rail c3161 extends in a direction away from the middle adjusting rail c3151 and is perpendicular to the middle adjusting rail c 3151; the vertical adjustment block c318 is slidably connected to the vertical adjustment rail c3161, and the vertical adjustment pin c319 penetrates the vertical adjustment block c318 and can abut against the vertical adjustment rail c 3161. When the vertical adjustment pin c319 is unscrewed, the vertical adjustment block c318 can slide along the vertical adjustment rail c 3161; when the vertical adjustment pin c319 abuts against the vertical adjustment rail c3161, the vertical adjustment block c318 is fixed with respect to the vertical adjustment rail c 3161.

The camera cover box c320 is fixed on the vertical adjusting block c318, and a shooting opening c3200 is formed in the bottom end, away from the vertical adjusting block c318, of the camera cover box c 320; the photographing camera is installed in the camera housing c320 and corresponds to the photographing port c 3200.

The structure setting of shooting portion can realize shooting camera and remove in the XYZ direction to adjust shooting camera to a position that can clearly shoot the thin slice material surface, thereby promote detection accuracy.

In the present embodiment, a high-transmittance glass c3201 is mounted at the photographing opening c3200, and specifically, a lens with high transmittance of 99% is selected for the high-transmittance glass c 3201. The setting of the high-transmission glass c3201 does not affect the shooting of the shooting camera, and can effectively prevent the lens of the shooting camera from being polluted.

In the present embodiment, the photographing element further includes a light supplementing portion provided between the camera housing c320 and the photographing slit c21 for supplementing light to the sheet material in the photographing slit c 21. The light supplementing part comprises two end plates c321, two rotating heads c322, a strip-shaped lampshade c323, a light supplementing light source c324 and two rotating handles c325. The two end plates c321 are symmetrically disposed and correspond to opposite ends of the photographing slit c21, and specifically, one end of the two end plates c321 is fixed to the two inner plates c20 corresponding to the photographing slit c 21. The two rotating heads c322 are rotatably mounted on the end plate c321, specifically, one end of the end plate c321, which is away from the inner plate c20, is provided with an end rotating shaft c3211, and one end of the rotating head c322 is rotatably engaged with the end rotating shaft c 3211. Opposite ends of the strip-shaped lampshade c323 are connected with the two rotating heads c322, specifically, the other end of the rotating head c322 is bent towards the direction of the other rotating head c322, and opposite ends of the strip-shaped lampshade c323 are connected with the other ends of the two rotating heads c 322. The light compensating light source c324 is installed in the strip lampshade c 323. The two rotating handles c325 are installed on the two rotating heads c322, and when the rotating handles c325 are rotated, the irradiation angle of the light supplementing light source c324 to the shooting gap c21 can be adjusted.

In this embodiment, the case c1 is provided with the vertical hinged door c13 corresponding to the two rotating handles c325, and the vertical hinged door c13 is provided to facilitate the operator to operate the rotating handles c325 to adjust the irradiation angle of the light supplement light source c 324.

In the present embodiment, the case c1 is provided with the air discharge window c12, and specifically, the air discharge window c12 is provided on the side wall of the case c 1. The dust of box c1 can be got rid of to the setting of window c12 of airing exhaust, lets box c1 inside cleaner, reduces the influence and the interference of dust to the thin slice material.

In this embodiment, the baffle c111 is detachably disposed at the material passing opening c11, specifically, the opposite sides of the box c1 corresponding to the material passing opening c11 are provided with clamping grooves, the clamping grooves extend along the length direction of the material passing opening c11, and the baffle c111 is slidably clamped in the clamping grooves. When the surface defect detection of the sheet material is required, the baffle c111 is pulled out of the clamping groove; when the detection is not needed, the baffle c111 is clamped in the clamping groove, namely, the pollution of dust outside the box c1 to internal parts in the box c1 can be avoided.

In the present embodiment, the photographing camera is connected to a conventional inspection program for performing surface defect inspection by using the photographing result, and the inspection program is well known to those skilled in the art, for example, a defect inspection system, a defect inspection method and a defect inspection program for plate-like wood disclosed in chinese patent application CN113155853B, i.e., the present application does not involve improvement of the inspection program, and thus is not described herein too much.

The thickness detecting device 108 is used for detecting the thickness of the whole sheet material, is arranged in the box c1, and is matched with the sheet material surface defect detecting device 109 to detect the thickness data of the sheet material.

Referring to fig. 25, 29 and 30, the thickness detection device 108 includes two sets of detection units a1 disposed in parallel and opposite to each other, and a board passing space a2 is reserved between the two sets of detection units a 1. The detecting unit a1 comprises a strip-shaped outer frame a11 and a plurality of distance sensing parts a12, the plurality of distance sensing parts a12 are arranged in an array along the length direction of the strip-shaped outer frame a11, the distance sensing parts a12 comprise detecting ends facing the plate passing space a2, and the detecting ends are used for sensing the distance from the detecting ends to the sheet materials.

In this embodiment, referring to fig. 5, two sets of detecting units a1 are disposed between the feeding roller c25 and the discharging roller c27, and the passing space a2 corresponds to and communicates with the conveying space, so that the sheet material is directly conveyed to the sheet material thickness detecting device 108 for thickness detection after the surface photographing is completed.

In the present embodiment, the bar-shaped outer frame a11 includes two bar-shaped plates a111 and two short plates a112. The two strip-shaped plates a111 are opposite in parallel, the two short plates a112 are positioned at two opposite ends of the two strip-shaped plates a111, and two opposite ends of the two short plates a112 are connected with one corresponding end of the two strip-shaped plates a111 so as to form an array space for installing a plurality of distance sensing parts a12 between the two strip-shaped plates a111 and the two short plates a112. The two short plates a112 are fixedly connected with the two inner plates c 20.

In the present embodiment, the distance sensing unit a12 includes a laser rangefinder a121 and a pinch roller a122, and the laser rangefinder a121 includes a detection end that is disposed toward another detection unit a 1. Pinch roller a122 rotates and installs and install by laser range finder a121 and the axis of pinch roller a122 is perpendicular with the direction that the flake material got into, and the setting of pinch roller a122 can flatten the flake material, promotes detection accuracy. The lowest end of puck a122 is positioned at the same level as the sensing end.

In this embodiment, the distance sensing portion a12 further includes an inner frame a123, the distance sensing portion a12 is mounted on the strip-shaped outer frame a11 through the inner frame a123, the laser rangefinder a121 and the pinch roller a122 are both mounted on the inner frame a123, specifically, the inner frame a123 includes a transverse block a124, two inner risers a125 and two fixing bolts a126, the two inner risers a125 are parallel and opposite, one ends of the two inner risers a125 are fixed on two opposite sides of the transverse block a124, mounting steps a1241 extend from two opposite ends of the transverse block a124, and the two fixing bolts a126 screw-connect the two mounting steps a1241 on the strip-shaped outer frame a 11; pinch roller a122 is rotatably mounted at one end of two inner risers a125 facing away from lateral mass a 124; laser rangefinder a121 is mounted on one side of one of inner risers a125 facing away from puck a 122.

When the thin sheet material thickness detection device 108 is used, when the thin sheet material passes through the plate passing space a2, the detection ends of the distance sensing parts a12 can measure the distance from the detection ends to the thin sheet material, and when the detection results of the detection ends are the same or the difference value is within a preset value, the thickness of the whole thin sheet material is uniform; when the difference value of the detection results is larger than a preset value, the thickness of the whole sheet material is uneven. Therefore, the thickness of the whole sheet material can be detected at one time.

Referring to fig. 31 to 33, the sorting conveyor 111 includes a third frame i1, a conveyor belt i2 and a swing mechanism i3 which are mounted on the third frame i1, the third frame i1 adopts a steel bracket, the conveyor belt i2 includes an upper conveyor belt i21 and a lower conveyor belt i22, the upper conveyor belt i21 and the lower conveyor belt i22 are disposed in parallel in the up-down direction, a gap is provided between the upper conveyor belt i21 and the lower conveyor belt i22 as a conveying channel i23, a casing i24 is provided outside the upper conveyor belt i21 and the lower conveyor belt i22, the upper conveyor belt i21 and the lower conveyor belt i22 are connected with the same driving motor i25 so as to enable the two to move synchronously, the driving motor i25 is mounted on the bracket of the casing i24, and an output end of the driving motor i25 is connected with the conveyor belt i2 through a plurality of gears and chains.

The front end of the conveyor belt i2 is connected to the third frame i1 via a first bracket i4 and a connecting arm i26, and the conveyor belt i2 is rotatable relative to the third frame i 1. Specifically, the gear outside the end of the conveying belt i2 is arranged on the connecting arm i26 in a penetrating manner through a bearing, and can rotate relative to the third frame i1 and the connecting arm i26, the other end of the connecting arm i26 is fixedly connected with the first bracket i4, and two ends of the first bracket i4 are arranged on two sides of the third frame i1 and are positioned at the foremost end of the third frame i 1. The front end and the tail end of the top of the upper conveyer belt i21 are respectively provided with a sensor i7.

The swinging mechanism i3 is fixedly connected with the upper conveying belt i21 through a second bracket i5, so that the conveying belt i2 can swing up and down by taking a connection point of the conveying belt i2 and the connecting arm i26 as a pivot, and two ends of the second bracket i5 are respectively connected to two sides of the third rack i1 and are positioned in the middle of the third rack i 1.

Specifically, the swinging mechanism i3 includes a servo electric cylinder i31 for driving, a fixed support i32, and a counteracting structure i6 for counteracting sinking of the conveying belt i2, the servo electric cylinder i31 is mounted at the front end of the second support i5, one end of the fixed support i32 is connected with the output end of the servo electric cylinder i31, the other end of the fixed support i32 is connected with the upper conveying belt i21, two ends of the fixed support i32 are respectively fixed at two sides of the upper conveying belt i21, and the counteracting structure i6 is arranged at the rear end of the second support i 5.

The counteracting structure i6 comprises a spring group i61, a cross rod i62, a pair of mounting shaft bases i63, a pair of swing arms i64 and a pair of hanging rods i65, wherein the spring group i61 is horizontally arranged on the second support i5, the spring expansion direction of the spring group i61 is in the same direction as the conveying direction of the conveying belt i2, the stretching tail end of the spring group i61 is connected with the middle part of the cross rod i62 through a connecting piece, the two ends of the cross rod i62 are fixed on the second support i5 through the mounting shaft bases i63, the cross rod i62 can rotate, the two ends of the cross rod i62 are respectively connected with the swing arms i64, the other end of the swing arms i64 is fixedly connected with the hanging rods i65, and the other end of the hanging rods i65 is fixedly connected with the two sides of the upper conveying belt i 21. The spring group i61 comprises a shell, a compression spring and a spring support, the compression spring is sleeved in the shell, the bottom of the shell is connected to the second support i5 through the spring support, a limit screw i66 is arranged on the compression spring outside the shell, the limit screw i66 is fixed on the circumference of the compression spring, and the limit screw i66 is perpendicular to the outer side of the compression spring.

The sensor i7 at the front end is utilized to identify the middle position of a conveying channel entering the conveying belt i2 in the working process of the conveyor, the tail of the conveying belt i22 starts to sink under the action of the servo electric cylinder i31 and the spring group i61, so that the conveying belt i2 flies into the circulating chain type feeding, feeding and storing device 113 in the next working procedure, when the sensor i7 at the tail end of the conveying belt i2 identifies the conveying belt i2 to be separated, the conveying belt i2 is quickly reset under the action of the servo electric cylinder i31 and the spring group i61, and the sorting function is realized.

In a preferred embodiment, two groups of conveying belts i2 are arranged on the third rack i1, each group of conveying belts i2 is provided with a swinging mechanism i3, the two groups of conveying belts i2 are arranged in parallel and synchronously move, the production efficiency of the conveyor is improved, and the production efficiency is improved by adopting double stations. In the whole, the conveying belt i2 has a horizontal conveying function by combining a driving motor i25, and enters and exits from a conveying channel of the conveying belt i2, the front end of the conveying belt i2 is fixed on a third rack i1, a rotating angle can be realized through a connecting arm i26 and a bearing, the whole conveying belt i2 can be pulled by a second bracket i5, a servo electric cylinder i31 and a fixed bracket i32, and the servo electric cylinder i31 moves up and down so as to drive the conveying belt i2 to swing relative to the third rack i1 along the bearing of the connecting arm i 26; the tail end of the conveying belt i2 is connected through a hanging rod i65, a cross rod i62, a swinging arm i64 and a spring group i61, the tail of the conveying belt i2 is pulled up by utilizing a compression spring, so that the dead weight of the tail of the conveying belt i2 can be counteracted, when the tail needs to move up and down, the servo electric cylinder i31 can enable the tail to move up and down only by needing to generate small torque, and therefore sorting is achieved, intelligence of machine equipment is improved, sorting can be fast conducted, and production efficiency is improved.

The foregoing description is directed to the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the invention, and all equivalent changes or modifications made under the technical spirit of the present invention should be construed to fall within the scope of the present invention.

Claims

1. The utility model provides a thin slice material grade sorting production line which characterized in that: comprises a sorting device, a feeding part and a plurality of discharging parts; the sorting device is arranged at a high position and comprises an adsorption feeding device, an on-line input conveyor, a cleaning device, a grade detection device, a transition conveying line and a plurality of sorting conveyors for sorting materials with different grades, wherein the adsorption feeding device, the on-line input conveyor, the cleaning device, the grade detection device, the transition conveying line and the sorting conveyors are sequentially arranged; the feeding device is positioned right below the adsorption feeding device and comprises a feeding hydraulic stay cord fork and a feeding storage device, wherein the feeding hydraulic stay cord fork can lift materials into the feeding storage device, and the feeding storage device can be used for connecting and feeding the adsorption feeding device; the discharging parts are positioned below the outlets of the sorting conveyors and comprise discharging and storing devices of discharging hydraulic stay ropes and forks, and the discharging and storing devices can continuously receive materials of the sorting conveyors and can convey the materials on the discharging and storing devices to the ground;

2. A sheet material grade separation line as claimed in claim 1, wherein: the structure of the feeding hydraulic stay cord fork is the same as that of the discharging hydraulic stay cord fork; the feeding hydraulic stay cord fork comprises a lifting outer frame, a fork and a lifting mechanism; the lifting outer frame is a square frame, and two side ends of the fork are respectively connected with two opposite sides of the inside of the lifting outer frame in a lifting sliding manner; the lifting mechanism comprises a hydraulic telescopic cylinder, two pulley blocks and two steel wire ropes; the two pulley blocks and the hydraulic telescopic cylinder are fixedly arranged on the lifting outer frame, and the two pulley blocks are respectively positioned above the side ends of the fork; one end of each steel wire rope is fixedly connected to the lifting outer frame, the other end of each steel wire rope sequentially winds around the telescopic end of the hydraulic telescopic cylinder and the top of the side end corresponding to the fork after corresponding to one pulley block, and the hydraulic telescopic cylinder pulls the steel wire ropes to drive the fork to move up and down; the lifting outer frame is positioned at the bottom of one opposite side of the fork and is provided with a feed inlet.

3. A sheet material grade separation line as claimed in claim 2, wherein: the feeding and storing device and the discharging and storing device have the same structure, the feeding and storing device comprises a lifting driving piece, a chain lifting piece and a carrier plate shaft, and the lifting driving piece is arranged on the lifting outer frame; the number of the chain lifting pieces is two, the two chain lifting pieces are arranged on two opposite sides of the lifting outer frame, and the two chain lifting pieces are connected with the lifting driving piece; the chain lifting piece comprises two groups of chain wheel parts and a driving shaft, the two groups of chain wheel parts are arranged at intervals along the length direction of the lifting outer frame, the two chain wheel parts are connected with the lifting driving piece, the chain wheel parts extend along the height direction of the lifting outer frame, and the driving shaft is connected with the two groups of chain wheel parts; two groups of sprocket portions are connected to opposite ends of the carrier plate shaft, and the two groups of sprocket portions drive the carrier plate shaft to move along the circumferential direction of the sprocket portions.

4. A sheet material grade separation line as claimed in claim 1, wherein: the adsorption feeding device comprises a first frame, an X-axis movement mechanism, a Z-axis movement mechanism and a negative pressure pickup device, wherein the X-axis movement mechanism is arranged on the first frame and moves linearly along the horizontal direction, the Z-axis movement mechanism comprises a reciprocating movement mechanism, a cross rod and a suspension rod, the reciprocating movement mechanism is fixedly arranged on the first frame, the reciprocating movement mechanism outputs reciprocating movement in the vertical direction, the cross rod is slidably arranged on the first frame along the vertical direction, the upper end of the suspension rod is fixedly arranged on the cross rod, and the middle part of the suspension rod is slidably connected with the X-axis movement mechanism along the vertical direction; the negative pressure pickup device is arranged at the lower end of the suspender.

5. A sheet material grade separation line as claimed in claim 4, wherein: the negative pressure pickup device comprises a pair of transverse hanging frames and a plurality of sucker structures, wherein the transverse hanging frames are arranged in parallel, the sucker structures are connected to the transverse hanging frames, the transverse hanging frames are connected with the hanging rods through transverse brackets, the sucker structures are equidistantly connected to the transverse hanging frames, and the sucker structures are connected with the negative pressure equipment through air pipe assemblies and vertical hanging frames; the sucking disc structure includes sucking disc, inside sucking disc pole and the leak protection valve that has the passageway, sucking disc pole one end with the sucking disc is connected, its other end pass through the connecting seat with horizontal gallows is connected, the sucking disc pole wears out the tip of connecting seat passes through the external negative pressure equipment of trachea subassembly, the leak protection valve is located the sucking disc with between the sucking disc pole, works as the sucking disc pushes down to open after the contact leak protection valve.

6. A sheet material grade separation line as claimed in claim 1, wherein: the feeding conveyor comprises a second frame, a receiving conveyor belt, an upward floating conveyor belt and a servo motor, wherein the receiving conveyor belt and the upward floating conveyor belt are connected to the second frame through mounting plates, and the output end of the servo motor is connected with the receiving conveyor belt and the transmission bearings of the upward floating conveyor belt; the material receiving conveyer belt with the floating conveyer belt is along upper and lower direction parallel arrangement, the floating conveyer belt is located the top of material receiving conveyer belt, material receiving conveyer belt with have the defeated material passageway between the floating conveyer belt, material receiving conveyer belt with be provided with between the floating conveyer belt can make the spring bearing structure of floating conveyer belt upper and lower activity.

7. A sheet material grade separation line as claimed in claim 1, wherein: the grade detection device comprises a thickness detection device and a surface defect detection device, and materials sequentially pass through the thickness detection device and the surface defect detection device after entering the grade detection device; the thickness detection device comprises two groups of detection units which are arranged in parallel and opposite to each other, a plate passing space is reserved between the two groups of detection units, the detection units comprise a strip-shaped outer frame and a plurality of distance sensing parts, the distance sensing parts are arranged in an array along the length direction of the strip-shaped outer frame, the distance sensing parts comprise detection ends facing the plate passing space, and the detection ends are used for sensing the distance from the detection ends; the surface defect detection device comprises a box body, a sheet conveying assembly and a shooting detection assembly, wherein a material passing opening is formed in the two penetrating sides of the box body, the sheet conveying assembly is arranged in the box body, the conveying direction of the sheet conveying assembly penetrates through the two material passing openings, and shooting gaps for shooting are formed in the upper side and the lower side of the sheet conveying assembly; the shooting detection assembly is arranged in the box body and distributed on the upper side and the lower side of the sheet conveying assembly.

8. A sheet material grade separation line as claimed in claim 1, wherein: the sorting conveyor comprises a third frame, a conveyor belt and a swinging mechanism, wherein the conveyor belt is erected on the third frame and comprises an upper conveyor belt and a lower conveyor belt, a material conveying channel is arranged between the upper conveyor belt and the lower conveyor belt and synchronously moves, and the front end of the conveyor belt is installed on the third frame through a first bracket and can rotate relative to the third frame; the swinging mechanism is fixedly connected with the upper conveying belt through a second bracket, and can enable the conveying belt to swing up and down by taking a connection point of the conveying belt and the first bracket as a fulcrum; the first bracket and the second bracket are respectively arranged at the front end and the middle part of the third rack.

9. A method for sorting the grade of sheet materials is characterized in that: the method comprises the following steps:

step S1, front-end feeding, namely throwing sheet materials from a first height on the ground, lifting the sheet materials to a feeding buffer zone at a second height, and waiting for grade separation;

Step S3: discharging at the rear end, conveying the classified sheet materials to the rear end of a rear conveying line, and arranging corresponding output mechanisms with different grades at the rear end of a reverse conveying line; the sheet material is output from each output mechanism and enters a discharge buffer zone at a second height, and then is moved to a first height on the ground.

10. A method of sorting sheet material grades according to claim 9, wherein: in the step S1, the front-end feeding sheet material input position, the feeding buffer area and the sorting structure grabbing position are positioned on the same ground vertical area; in step S3, the output port of the output mechanism, the corresponding discharge buffer zone, and the ground vertical zone moved to and located on the same ground.