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CN112403723A - Coating production line monitoring system based on machine vision - Google Patents

Coating production line monitoring system based on machine vision Download PDF

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Publication number
CN112403723A
CN112403723A CN202011113777.0A CN202011113777A CN112403723A CN 112403723 A CN112403723 A CN 112403723A CN 202011113777 A CN202011113777 A CN 202011113777A CN 112403723 A CN112403723 A CN 112403723A
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CN
China
Prior art keywords
tensioning
supporting
branch
adjusting
driving
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Granted
Application number
CN202011113777.0A
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Chinese (zh)
Other versions
CN112403723B (en
Inventor
彭大旭
张伟
郭友春
刘萍萍
董明宇
周求湛
裴士辉
石立达
朱俊杰
王鹏
臧道恒
王兰民
卞建燕
倪学勤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU SULI MACHINERY CO Ltd
Original Assignee
JIANGSU SULI MACHINERY CO Ltd
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Priority to CN202011113777.0A priority Critical patent/CN112403723B/en
Publication of CN112403723A publication Critical patent/CN112403723A/en
Application granted granted Critical
Publication of CN112403723B publication Critical patent/CN112403723B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
    • B05B12/12—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus
    • B05B12/122—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus responsive to presence or shape of target

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  • Control Of Conveyors (AREA)
  • Spray Control Apparatus (AREA)

Abstract

The invention provides a coating production line monitoring system based on machine vision, which comprises a main conveying roller bed, an image recognition mechanism, a workpiece transfer mechanism and branch conveying roller beds; the branch conveying roller bed is arranged on the discharging side of the main conveying roller bed, and the workpiece transfer mechanism is used for transferring the coating workpiece on the main conveying roller bed to the corresponding branch conveying roller bed. This coating production line monitoring system based on machine vision utilizes image recognition mechanism to carry out image recognition to the coating work piece of transporting on the main conveying roller bed, confirms the next process that each coating work piece needs to be handled to transport the coating work piece to corresponding branch conveying roller bed by work piece transport mechanism, transport to corresponding technology treatment equipment department, realized the automatic discernment and the transportation of application process, improved application efficiency.

Description

Coating production line monitoring system based on machine vision
Technical Field
The invention relates to a monitoring system for a coating production line, in particular to a monitoring system for a coating production line based on machine vision.
Background
The existing coating production line mainly comprises a plurality of working procedures such as cleaning, drying, paint spraying, paint baking and the like, the flow is long, when the automatic production is carried out, part of working procedures on the coating production line are kept idle waiting when no workpiece exists, energy is wasted, and the loss of coating equipment is increased. When different products are coated, the path planning is needed to be carried out again according to the shape of the workpiece product and the spraying requirement, and the corresponding coating program is replaced, so that the coating efficiency is seriously influenced.
Summary of the invention
The invention aims to provide the following steps: the coating production line monitoring system based on machine vision can identify a coated workpiece, so that a subsequent coating process is determined, the coated workpiece is automatically transferred to corresponding coating equipment, and the coating efficiency is improved.
In order to achieve the purpose of the invention, the invention provides a coating production line monitoring system based on machine vision, which comprises a main conveying roller bed, an image recognition mechanism, a workpiece transfer mechanism and each branch conveying roller bed;
the image recognition mechanism comprises a control box body, a feeding side position sensor, a recognition mounting bracket and an image recognition camera; the control box body is arranged above the feeding side of the main conveying roller bed through the identification mounting bracket; a controller and a memory are arranged in the control box body; the image recognition camera is arranged at the center of the lower side surface of the control box body; the feeding side position sensor is fixedly arranged in the middle of the edge of the feeding side of the control box body and used for detecting the position of a coating workpiece on the feeding side;
each branch conveying roller bed is positioned on the discharging side of the main conveying roller bed, and the workpiece transfer mechanism is arranged between the discharging side of the main conveying roller bed and the feeding side of each branch conveying roller bed and used for transferring the coating workpiece on the main conveying roller bed to the corresponding branch conveying roller bed according to the identification result of the image identification mechanism; a blanking side position sensor is arranged on the blanking side of the main conveying roller bed and used for detecting the position of a coating workpiece on the blanking side;
a central pushing mechanism is arranged on the left side and the right side of the feeding side of the main conveying roller bed and used for pushing the coating workpieces conveyed on the left side and the right side of the feeding side of the main conveying roller bed to the middle; the controller is respectively and electrically connected with the memory, the image recognition camera, the feeding side position sensor, the discharging side position sensor, the workpiece transfer mechanism and each branch conveying roller bed.
Further, the main conveying roller bed comprises two strip-shaped side plates, a roller bed bottom plate, a main conveying motor and two side strip-shaped baffle plates; two strip-shaped side plates are respectively arranged on the length edges of the left side and the right side of the roller bed bottom plate; each main conveying supporting roller is rotatably arranged between the two strip-shaped side plates and is arranged in parallel at equal intervals; the end part of one of the main conveying supporting rollers extends out of the strip-shaped side edge plate, and a main driving gear is fixedly arranged on the extending end part; the main conveying motor drives the main driving gear to rotate through the main driving chain; the end part of each main conveying supporting roller is also fixedly provided with a synchronous gear, and a synchronous chain is arranged on the synchronous gear of the adjacent main conveying supporting roller for synchronous transmission; supporting feet are arranged on the side edges of the bottom of the roller bed bottom plate; two side strip baffles are respectively arranged above the two strip side plates through each side adjusting frame.
Further, the side adjusting frame comprises a vertical supporting rod, a vertical adjusting bolt and a vertical adjusting seat; the vertical supporting rod is vertically arranged on the outer side surface of the side strip-shaped baffle through the side fixing seat; the vertical adjusting seat is fixedly arranged on the outer side surface of the strip-shaped side plate and is positioned below the side fixing seat, and a vertical adjusting hole is vertically arranged on the vertical adjusting seat; the vertical adjusting bolt is vertically and rotatably arranged on the vertical adjusting seat and extends into the vertical adjusting hole; the lower end of the vertical supporting rod is vertically inserted into the vertical adjusting hole, and the vertical adjusting bolt is screwed in the adjusting threaded hole at the lower end of the vertical supporting rod.
Further, the central pushing mechanism comprises pushing driving motors and transverse pushing units which are transversely arranged between the adjacent main conveying supporting rollers; the transverse pushing unit comprises a pushing conveying belt, two short shafts and two strip-shaped supporting side plates; the two strip-shaped supporting side plates are transversely and parallelly arranged, and an end supporting belt wheel is rotatably arranged between the two ends of the two strip-shaped supporting side plates; each belt supporting roller is rotationally arranged between the upper side edges of the two strip-shaped supporting side plates at intervals; the pushing and conveying belt is arranged on the two end supporting belt wheels in a surrounding manner, and each belt supporting roller is supported on the inner side surface of the pushing and conveying belt; two shaft holes are formed in the strip-shaped supporting side plate, and two short shafts are rotatably mounted on the two shaft holes respectively; two ends of the short shaft are respectively provided with a disc, and the two ends of the short shaft are positioned at the same eccentric positions of the inner side surfaces of the two discs; a supporting shaft head is arranged at the center of the outer side surfaces of the two disks; the supporting shaft head is rotatably arranged on the bottom plate of the roller bed through a shaft head seat; a belt driven belt wheel is arranged at the end part of a belt wheel rotating shaft of one end part supporting belt wheel, a belt driving belt wheel is arranged on a supporting shaft head close to the position of the belt driven belt wheel, and the belt driven belt wheel and the belt driving belt wheel are driven by a transmission belt;
the end parts of the supporting shaft heads at the front and rear corresponding positions of two adjacent transverse pushing units are installed in a butt joint mode, a synchronous gear is installed on each of the two supporting shaft heads on the front side of one of the transverse pushing units, and the two synchronous gears are synchronously driven through synchronous chains to enable each supporting shaft head to synchronously rotate; a pushing driven gear is mounted on one supporting shaft head of one transverse pushing unit, and a pushing driving gear is arranged at the end part of an output shaft of a pushing driving motor; the pushing driving gear drives the pushing driven gear to rotate through the pushing driving chain; after the supporting shaft heads synchronously rotate, the upper side edges of the pushing conveying belts of the transverse pushing units synchronously lift, are higher than the main conveying supporting roller when the upper side edges of the pushing conveying belts lift to a high position, and are lower than the main conveying supporting roller when the upper side edges of the pushing conveying belts drop to a low position; the upper side of the pushing conveying belt of each transverse pushing unit on the left side is conveyed from left to right, and the upper side of the pushing conveying belt of each transverse pushing unit on the right side is conveyed from right to left.
Furthermore, convex rings are arranged on the wheel surfaces of the end part supporting belt wheel and the belt supporting roller in a surrounding manner, and anti-skidding convex ribs are arranged on the outer side surfaces of the convex rings; a groove matched with the convex ring is arranged on the inner side surface of the pushing and conveying belt; the middle thickness of the pushing conveying belt is larger than the edge thickness, the edge height of the pushing conveying belt is lower than the height of the main conveying supporting roller when the pushing conveying belt rises to a high position, the middle height of the pushing conveying belt is higher than the height of the main conveying supporting roller, and the middle height of the pushing conveying belt is lower than the height of the main conveying supporting roller when the pushing conveying belt falls to a low position.
Furthermore, a tensioning pulley is hung on the transmission belt, a belt tensioning tension spring is installed on the tensioning pulley, and the end part of the belt tensioning tension spring is installed on the strip-shaped supporting side plate in a hinged mode through a tensioning seat; a chain tensioning mechanism is arranged on the roller bed bottom plate; the chain tensioning mechanism comprises a tensioning gear, a tensioning swing rod, a chain tensioning pressure spring, a chain tensioning seat and a tensioning positioning bolt; a tensioning adjusting T-shaped groove is formed in the bottom plate of the roller bed, and tensioning positioning holes are formed in the bottom of the tensioning adjusting T-shaped groove at intervals; the lower side edge of the chain tensioning seat is embedded into a tensioning adjusting T-shaped groove in a sliding mode, a tensioning positioning bolt is arranged on the chain tensioning seat in a threaded screwing mode, and the end part of a screw rod of the tensioning positioning bolt extends into one tensioning positioning hole; the lower end of the tensioning swing rod is hinged to a roller bed bottom plate in a swinging mode, the tensioning gear is rotatably installed at the upper end of the tensioning swing rod and meshed with the pushing driving chain; a tensioning telescopic rod is arranged on the chain tensioning seat in a swinging and hinged mode, a tensioning telescopic sleeve is arranged in the middle of the tensioning swing rod in a swinging and hinged mode, and the end portion of the tensioning telescopic rod is inserted into the tensioning telescopic sleeve; the chain tensioning compression spring is sleeved on the tensioning telescopic rod and the tensioning telescopic sleeve, and the chain tensioning compression spring is elastically supported between the tensioning swing rod and the chain tensioning seat and used for pushing the tensioning gear to press the pushing driving chain.
Furthermore, the identification mounting bracket comprises two side height adjusting frames, and each side height adjusting frame consists of a sleeve mounting bottom plate, a height adjusting sleeve, a vertical adjusting support rod and a height adjusting nut; the height adjusting sleeve is vertically arranged on the sleeve mounting base plate, and a C-shaped adjusting plate is arranged at the pipe orifice at the upper end of the height adjusting sleeve; the lower end of the vertical adjusting stay bar vertically penetrates through the C-shaped adjusting plate and then is inserted into the upper end pipe orifice of the height adjusting sleeve; an adjusting external thread is arranged on the lower end rod wall of the vertical adjusting support rod, a height adjusting nut is screwed on the adjusting external thread, and the height adjusting nut is positioned between the upper side edge and the lower side edge of the C-shaped adjusting plate; the bottom of the control box body is provided with the top ends of the vertical adjusting support rods of the two side height adjusting frames.
Further, the workpiece transfer mechanism comprises a top supporting disc, a steering driving motor, a lifting supporting disc, a bottom supporting plate and a lifting driving mechanism; each transfer support roller is rotatably arranged on the upper side surface of the top support disc and is parallel to each other; the middle part of each transfer support roller is provided with an installation ring groove, and a transfer synchronous gear is fixedly arranged in each installation ring groove; each transfer synchronous gear is driven by each transfer synchronous chain to rotate synchronously; a transfer driving motor is fixedly arranged on the upper side surface of the top supporting disc, a transfer driving gear is fixedly arranged on an output shaft of the transfer driving motor, and the transfer driving gear is meshed with one transfer synchronous chain; a rotating main shaft is fixedly arranged at the center of the lower side surface of the top supporting disk and is rotatably arranged on the lifting supporting disk; a rotary driving worm wheel is fixedly arranged on the rotary main shaft, and a rotary driving worm meshed with the rotary driving worm wheel is installed on an output shaft of the steering driving motor in a butt joint mode; each bottom support roller is rotatably arranged on the edge of the upper side surface of the lifting support disc through each bottom roller support, and the bottom support rollers are supported and run on the lower side surface of the top support disc; a steering driving circuit electrically connected with the controller is installed in the control box body, and the steering driving circuit is electrically connected with a steering driving motor; the lifting driving mechanism is arranged between the lifting supporting disk and the bottom supporting plate and is used for driving the height of the lifting supporting disk to rise and fall; the controller is used for controlling the lifting of the lifting driving mechanism.
Furthermore, the lifting driving mechanism comprises a lifting driving motor, a synchronous lifting driving chain and four lifting driving units; the lifting driving unit comprises a lifting supporting tube, a columnar lifting supporting seat and a lifting driving screw rod; the columnar lifting supporting seats of the four lifting driving units are vertically arranged at the edge of the upper side face of the bottom supporting plate and are positioned at the quartering points of the same circumference; a columnar cavity is vertically arranged in the columnar lifting support seat, the lower end of the lifting support tube is vertically inserted into the columnar cavity, and a lifting driving internal thread is arranged on the inner tube wall of the lifting support tube; the lower end of the lifting driving screw is vertically and rotatably arranged on the bottom of the columnar cavity, and the upper end of the lifting driving screw is in threaded fit with the lifting driving internal thread; a synchronous lifting driving gear is fixedly arranged on the lower end of the lifting driving screw rod; the upper end of the lifting support tube is vertically fixed on the lower side surface of the lifting support disc; the synchronous lifting driving chain penetrates through each columnar lifting supporting seat and is simultaneously meshed with the four synchronous lifting driving gears; the lifting driving motor is arranged on the bottom supporting plate through the C-shaped mounting plate, an output shaft of the lifting driving motor extends into a position between two side plates of the C-shaped mounting plate, and a lifting main driving gear is arranged at the extending end of the output shaft; the lifting main driving gear is meshed with the synchronous lifting driving chain; a lifting driving circuit electrically connected with the controller is arranged in the control box body, and the lifting driving circuit is electrically connected with a lifting driving motor;
a tensioning guide sliding groove is formed in the upper side face of the bottom supporting plate, and a tensioning guide sliding block is slidably mounted on the tensioning guide sliding groove; two tensioning pull rods are symmetrically arranged on the tensioning guide sliding block, and a synchronous tensioning gear is rotatably arranged at the end parts of the two tensioning pull rods; the two synchronous tensioning gears are mounted on the synchronous lifting driving chain and meshed with the synchronous lifting driving chain; a synchronous tension spring is fixedly arranged on the side edge of the tension guide sliding block; an end disc is arranged at the end part of the synchronous tension spring; an adjusting fixed block is arranged on the bottom supporting plate and close to the end part of the tensioning guide sliding chute, and a tensioning adjusting bolt is screwed on the adjusting fixed block; the end part of a screw rod of the tensioning adjusting bolt is rotatably arranged at the center of the end part disc; and a tensioning positioning nut is screwed on the tensioning adjusting bolt, and the tensioning positioning nut is tightly attached to the adjusting fixing block.
Further, the branch conveying roller bed comprises an end part height adjusting mechanism and an upper branch roller bed and a lower branch roller bed; the end part height adjusting mechanism comprises two vertical rectangular frame brackets, two height adjusting screw rods, a height adjusting motor and a height adjusting synchronous chain; the branch roller bed comprises a branch bottom plate, two branch side plates, a bottom strip-shaped supporting plate and a branch roller bed driving motor; the two branch side plates are arranged on two length sides of the branch bottom plate in parallel, each branch conveying roller is rotatably arranged between the two branch side plates, the end part of one branch conveying roller extends out of the branch side plate, and a branch driven gear is fixedly arranged on the extending end; each branch conveying roller synchronously rotates through a conveying roller synchronous chain, a branch roller bed driving motor is arranged on a branch side edge plate, and a branch driving gear is fixedly arranged on an output shaft of the branch roller bed driving motor; the branch driving gear drives the branch driven gear to rotate through the branch driving chain; a branch position sensor is arranged on the feeding side of each of the two branch roller beds; the two branch roller beds are arranged up and down correspondingly, and are supported and installed between the feeding sides of the two branch roller beds through the supporting columns at the discharging side; a lower side support column is arranged below the blanking side of a branch bottom plate of the lower side branch roller bed, and a lower end support roller is rotatably arranged at the lower end of the lower side support column; a walking limiting groove is formed in the bottom strip-shaped supporting plate, and the lower supporting roller supports and walks in the walking limiting groove; the two vertical rectangular frame supports are vertically arranged at the side edges of the feeding sides of the two branch side plates, and a support bottom plate is arranged at the lower ends of the two vertical rectangular frame supports; a triangular rib plate is arranged at the mounting position of the support bottom plate and the vertical rectangular frame support; the two height adjusting screws are respectively vertically and rotatably arranged in the two vertical rectangular frame brackets; two height adjusting blocks are screwed on the two height adjusting screw rods, and the side surfaces of the two height adjusting blocks on the same side are rotatably hinged on the outer side surfaces of the two branch side plates on the corresponding side; the height adjusting motor is arranged at the top end of a vertical rectangular frame bracket and is used for driving the height adjusting screw rod to rotate; the lower ends of the two height adjusting screw rods are fixedly provided with a height synchronous gear, and the two height synchronous gears synchronously rotate through a height adjusting synchronous chain; a height driving circuit and each branch driving circuit which are electrically connected with the controller are arranged in the control box body, the height driving circuit is electrically connected with the height adjusting motor, and each branch driving circuit is electrically connected with each branch roller bed driving motor respectively; the controller is respectively and electrically connected with each branch position sensor and is used for detecting the position of the coating workpiece on the feeding side of the branch roller bed.
The beneficial effects of the invention are as follows: the image recognition mechanism is used for recognizing the images of the coating workpieces conveyed on the main conveying roller bed, and the next procedure to be processed of each coating workpiece is determined, so that the coating workpieces are conveyed to the corresponding branch conveying roller bed by the workpiece conveying mechanism and conveyed to the corresponding process treatment equipment, the automatic recognition and the conveying of the coating process are realized, and the coating efficiency is improved; the central pushing mechanism can be used for pushing the coating workpiece to the middle of the main conveying roller bed for transportation, so that the coating workpiece is ensured to be in the middle of an image collected by the image recognition camera, and the reliability of image recognition is enhanced; whether the coated workpiece reaches the image recognition camera or not can be monitored in real time by utilizing the feeding side position sensor, so that the image acquisition reliability of the image recognition camera is enhanced, and the single success rate of image recognition of the coated workpiece is improved; whether the coating workpiece reaches the workpiece transfer mechanism or not can be detected in real time by utilizing the blanking side position sensor, so that the workpiece transfer mechanism is quickly started to transfer the workpiece, the workpiece transfer mechanism is prevented from running in a no-load mode for a long time, and the energy consumption of the system is reduced.
Drawings
FIG. 1 is a schematic diagram of a partial top view of the system of the present invention;
FIG. 2 is a schematic diagram of the right-view structure of the main conveying roller bed of the invention;
FIG. 3 is a schematic side view of the workpiece transfer mechanism according to the present invention;
FIG. 4 is a schematic top view of the center pushing mechanism according to the present invention;
FIG. 5 is a schematic cross-sectional view of a location where a push conveyor belt is installed according to the invention;
FIG. 6 is a schematic side view of the center pushing mechanism according to the present invention;
FIG. 7 is a schematic side view of the branched conveying roller bed according to the present invention;
fig. 8 is a schematic diagram of the circuit structure of the present invention.
Detailed Description
The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1-8, the machine vision-based painting line monitoring system of the present invention comprises: the device comprises a main conveying roller bed, an image recognition mechanism, a workpiece transfer mechanism and each branch conveying roller bed;
the image recognition mechanism comprises a control box body 10, a feeding side position sensor 20, a recognition mounting bracket and an image recognition camera 12; the control box body 10 is arranged above the feeding side of the main conveying roller bed through an identification mounting bracket; a controller and a memory are installed in the control box body 10; the image recognition camera 12 is installed at the center of the lower side of the control cabinet 10; the feeding side position sensor 20 is fixedly arranged in the middle of the edge of the feeding side of the control box body 10 and is used for detecting the position of the coating workpiece 107 on the feeding side;
each branch conveying roller bed is positioned on the discharging side of the main conveying roller bed, and the workpiece transfer mechanism is arranged between the discharging side of the main conveying roller bed and the feeding side of each branch conveying roller bed and used for transferring the coating workpiece 107 on the main conveying roller bed to the corresponding branch conveying roller bed according to the identification result of the image identification mechanism; a blanking side position sensor 102 is arranged on the blanking side of the main conveying roller bed and used for detecting the position of a coating workpiece 107 on the blanking side;
a central pushing mechanism is arranged on the left side and the right side of the feeding side of the main conveying roller bed and used for pushing the coating workpieces 107 transported on the left side and the right side of the feeding side of the main conveying roller bed to the middle; the controller is electrically connected to the memory, the image recognition camera 12, the feeding-side position sensor 20, the discharging-side position sensor 102, the work transfer mechanism, and each branch conveying roller bed, respectively.
The image recognition mechanism is used for recognizing the images of the coating workpieces 107 transported on the main transport roller bed, and the next procedure to be processed of each coating workpiece 107 is determined, so that the workpiece transport mechanism transports the coating workpieces 107 to the corresponding branch transport roller bed and transports the coating workpieces to the corresponding process equipment, the automatic recognition and transport of the coating process are realized, and the coating efficiency is improved; the central pushing mechanism can push the painting workpiece 107 to the middle of the main conveying roller bed for transportation, so that the painting workpiece 107 is ensured to be in the middle of the image acquired by the image recognition camera 12, and the reliability of image recognition is enhanced; whether the painting workpiece 107 reaches the image recognition camera 12 or not can be monitored in real time by using the feeding side position sensor 20, so that the reliability of image acquisition of the image recognition camera 12 is enhanced, and the single success rate of image recognition of the painting workpiece 107 is improved; whether the coating workpiece 107 reaches the workpiece transfer mechanism or not can be detected in real time by using the blanking side position sensor 102, so that the workpiece transfer mechanism is quickly started to transfer the workpiece, the workpiece transfer mechanism is prevented from running for a long time in a no-load mode, and the energy consumption of the system is reduced.
Further, the main conveying roller bed comprises two strip-shaped side plates 1, a roller bed bottom plate 2, a main conveying motor 18 and two side strip-shaped baffle plates 3; two strip-shaped side plates 1 are respectively arranged on the length edges of the left side and the right side of the roller bed bottom plate 2; each main conveying support roller 20 is rotatably arranged between the two strip-shaped side plates 1, and the main conveying support rollers 20 are arranged in parallel at equal intervals; one end of one main conveying supporting roller 20 extends out of the strip-shaped side plate 1, and a main driving gear 17 is fixedly mounted on the extending end; the main conveying motor 18 drives the main driving gear 17 to rotate through the main driving chain 19; the end part of each main conveying support roller 20 is also fixedly provided with a synchronous gear, and a synchronous chain is arranged on the synchronous gear of the adjacent main conveying support roller for synchronous transmission; a supporting foot 9 is arranged on the side edge of the bottom of the roller bed bottom plate 2; two side strip baffles 3 are respectively arranged above the two strip side plates 1 through each side adjusting frame.
Further, the side adjusting bracket comprises a vertical supporting rod 16, a vertical adjusting bolt 14 and a vertical adjusting seat 13; the vertical supporting rod 16 is vertically arranged on the outer side surface of the side strip-shaped baffle 3 through the side fixing seat 15; the vertical adjusting seat 13 is fixedly arranged on the outer side surface of the strip-shaped side plate 1 and is positioned below the side fixing seat 15, and a vertical adjusting hole is vertically arranged on the vertical adjusting seat 13; the vertical adjusting bolt 14 is vertically and rotatably arranged on the vertical adjusting seat 13, and the vertical adjusting bolt 14 extends into the vertical adjusting hole; the lower end of the vertical supporting rod 16 is vertically inserted into the vertical adjusting hole, and the vertical adjusting bolt 14 is screwed in the adjusting threaded hole at the lower end of the vertical supporting rod 16. The height of the strip-shaped side plate 1 can be adjusted by utilizing the height adjustable structure arranged on the side adjusting frame, so that the limitation of side blocking of coating workpieces 107 of various sizes is met.
Further, the central pushing mechanism comprises a pushing driving motor 67 and transverse pushing units which are transversely arranged between the adjacent main conveying supporting rollers 20; the transverse pushing unit comprises a pushing conveying belt 56, two short shafts 60 and two strip-shaped supporting side plates 53; the two strip-shaped supporting side plates 53 are transversely and parallelly arranged, and an end supporting belt wheel 54 is rotatably arranged between the two ends of the two strip-shaped supporting side plates 53; each belt supporting roller 55 is rotationally arranged between the upper side edges of the two strip-shaped supporting side plates 53 at intervals; a push conveyor belt 56 is provided around the two end support pulleys 54, and each belt support roller 55 is supported on the inner side face of the push conveyor belt 56; two shaft holes 83 are formed in the strip-shaped supporting side plate 53, and the two short shafts 60 are respectively and rotatably mounted in the two shaft holes 83; two ends of the short shaft 60 are provided with a disc 63, and the two ends of the short shaft 60 are positioned at the same eccentric position of the inner side surfaces of the two discs 63; the centers of the outer side surfaces of the two circular discs 63 are respectively provided with a supporting shaft head 52; the supporting spindle head 52 is rotatably arranged on the roller bed bottom plate 2 through a spindle head seat 51; a belt driven pulley 62 is arranged at the end part of the pulley rotating shaft of one end part supporting pulley 54, a belt driving pulley 59 is arranged on the supporting shaft head 52 at the position close to the belt driven pulley 62, and the belt driven pulley 62 and the belt driving pulley 59 are driven by a transmission belt 61;
the end parts of the supporting shaft heads 52 at the front and rear corresponding positions of two adjacent transverse pushing units are installed in a butt joint mode, a synchronous gear 57 is installed on each of the two supporting shaft heads 52 on the front side of one of the transverse pushing units, and the two synchronous gears 57 are synchronously driven through a synchronous chain 58, so that the supporting shaft heads 52 synchronously rotate; a push driven gear 71 is arranged on one support shaft head 52 of one transverse push unit, and a push driving gear 72 is arranged at the end part of an output shaft of the push driving motor 67; the pushing driving gear 72 drives the pushing driven gear 71 to rotate through the pushing driving chain 78; after the supporting shaft heads 52 synchronously rotate, the upper side edges of the pushing conveying belts 56 of the transverse pushing units synchronously lift, and are higher than the main conveying supporting rollers 20 when the upper side edges lift to a high position and lower than the main conveying supporting rollers 20 when the upper side edges lower to a low position; the upper side of the pushing and conveying belt 56 of each transverse pushing unit on the left side is conveyed from left to right, and the upper side of the pushing and conveying belt 56 of each transverse pushing unit on the right side is conveyed from right to left.
By means of the bent rotating shaft structure formed by the short shaft 60, the disc 63 and the supporting shaft head 52, the pushing conveying belt 56 can be synchronously driven to intermittently lift and move when the supporting shaft head 52 rotates, so that the coating workpiece 107 can be intermittently lifted to leave the main conveying supporting roller 20, and the lifted coating workpiece 107 is gradually conveyed to the middle part through the pushing conveying belt 56 after being lifted each time; the push conveyor belt 56 can be driven by the transmission belt 61, the belt driving pulley 59, and the belt driven pulley 62, so that the horizontal conveyance of the coating workpiece 107 is performed while the push conveyor belt 56 is intermittently moved up and down; the intermittent lifting movement of the pushing conveyor belt 56 is utilized, so that the transportation of the main conveying supporting roller 20 is not influenced during the pushing of the coating workpiece 107 to the center.
Further, convex rings 64 are arranged on the wheel surfaces of the end supporting belt wheel 54 and the belt supporting roller 55 in a surrounding manner, and anti-skid convex ribs 66 are arranged on the outer side surfaces of the convex rings 64; a groove 65 matched with the convex ring 64 is arranged on the inner side surface of the pushing and conveying belt 56; the middle thickness of the pushing conveying belt 56 is larger than the edge thickness, the edge height of the pushing conveying belt 56 is lower than the height of the main conveying supporting roller 20 when the pushing conveying belt 56 rises to a high position, the middle height of the pushing conveying belt 56 is higher than the height of the main conveying supporting roller 20, and the middle height of the pushing conveying belt 56 is lower than the height of the main conveying supporting roller 20 when the pushing conveying belt 56 descends to a low position.
The misalignment of the end support pulley 54 and the push conveyor belt 56 can be prevented by the convex ring 64; the anti-slip performance of the end support pulley 54 can be enhanced by the provision of the anti-slip ribs 66; by means of the arrangement that the middle thickness of the push conveying belt 56 is larger than the edge thickness, when the push conveying belt 56 rises to a high position, the edge height of the push conveying belt 56 is lower than the height of the main conveying supporting roller 20, so that the coating workpiece 107 conveyed on the main conveying supporting roller 20 cannot be blocked after rising, and longitudinal conveying and transverse conveying of the coating workpiece 107 are alternately carried out during conveying.
Further, a tension pulley 69 is hung on the transmission belt 61, a belt tension spring 70 is mounted on the tension pulley 69, and the end of the belt tension spring 70 is hinged on the strip-shaped support side plate 53 through a tension seat 68; a chain tensioning mechanism is arranged on the roller bed bottom plate 2; the chain tensioning mechanism comprises a tensioning gear 77, a tensioning swing rod 76, a chain tensioning pressure spring 82, a chain tensioning seat 74 and a tensioning positioning bolt 81; a tensioning adjusting T-shaped groove 73 is formed in the roller bed bottom plate 2, and tensioning positioning holes 75 are formed in the bottom of the tensioning adjusting T-shaped groove 73 at intervals; the lower side edge of the chain tensioning seat 74 is slidably embedded in the tensioning adjusting T-shaped groove 73, the tensioning positioning bolt 81 is screwed on the chain tensioning seat 74, and the end part of the screw rod of the tensioning positioning bolt 81 extends into one tensioning positioning hole 75; the lower end of the tensioning swing rod 76 is hinged on the roller bed bottom plate 2 in a swinging mode, the tensioning gear 77 is rotatably arranged at the upper end of the tensioning swing rod 76, and the tensioning gear 77 is meshed with the pushing driving chain 78; a tensioning telescopic rod 79 is arranged on the chain tensioning seat 74 in a swinging and hinged mode, a tensioning telescopic sleeve 80 is arranged in the middle of the tensioning swing rod 76 in a swinging and hinged mode, and the end portion of the tensioning telescopic rod 79 is inserted into the tensioning telescopic sleeve 80; the chain tensioning compression spring 82 is sleeved on the tensioning telescopic rod 79 and the tensioning telescopic sleeve 80, and the chain tensioning compression spring 82 is elastically supported between the tensioning swing rod 76 and the chain tensioning seat 74 and used for pushing the tensioning gear 77 to press on the pushing driving chain 78.
The tensioning pulley 69, the belt tension spring 70 and the tensioning seat 68 are used for tensioning, so that the tensioning performance of the transmission belt 61 can be ensured when the transverse pushing unit moves up and down; the chain tensioning mechanism can ensure the tensioning performance of the push drive chain 78; by means of the cooperation of the tensioning telescopic sleeve 80 and the tensioning telescopic rod 79, the chain tensioning pressure spring 82 can be telescopically guided and supported.
Further, the identification mounting bracket comprises two side height adjusting frames, and each side height adjusting frame is composed of a sleeve mounting bottom plate 8, a height adjusting sleeve 5, a vertical adjusting support rod 4 and a height adjusting nut 6; the height adjusting sleeve 5 is vertically arranged on the sleeve mounting bottom plate 8, and a C-shaped adjusting plate 11 is arranged at the upper end pipe orifice of the height adjusting sleeve 5; the lower end of the vertical adjusting stay bar 4 vertically penetrates through the C-shaped adjusting plate 11 and then is inserted into the upper end pipe orifice of the height adjusting sleeve 5; an adjusting external thread 7 is arranged on the lower end rod wall of the vertical adjusting support rod 4, a height adjusting nut 6 is screwed on the adjusting external thread 7, and the height adjusting nut 6 is positioned between the upper side edge and the lower side edge of the C-shaped adjusting plate 11; the bottom of the control box body 10 is provided with the top ends of the vertical adjusting support rods 4 of the two side height adjusting frames.
The height of the control box body 10 can be adjusted by utilizing the two side height adjusting frames, so that the requirements of field installation and debugging are met, and the image recognition height requirements of coating workpieces 107 of various sizes are met; utilize C shape adjusting plate 11 can carry on spacingly to altitude mixture control nut 6 to the height of vertical regulation vaulting pole 4 of back adjustment.
Further, the workpiece transfer mechanism comprises a top support disc 21, a steering drive motor 29, a lifting support disc 30, a bottom support plate 108 and a lifting drive mechanism; each transfer support roller 22 is rotatably mounted on the upper side surface of the top support disc 21, and the transfer support rollers 22 are parallel to each other; the middle part of each transfer support roller 22 is provided with an installation ring groove 104, and a transfer synchronous gear 23 is fixedly arranged in each installation ring groove 104; each transfer synchronous gear 23 is synchronously driven to rotate by each transfer synchronous chain 24; a transfer driving motor 25 is fixedly arranged on the upper side surface of the top supporting disc 21, a transfer driving gear is fixedly arranged on an output shaft of the transfer driving motor 25, and the transfer driving gear is meshed with one transfer synchronous chain 24; a rotating main shaft 26 is fixedly arranged at the center of the lower side surface of the top supporting disk 21, and the rotating main shaft 26 is rotatably arranged on the lifting supporting disk 30; a rotary driving worm wheel 27 is fixedly arranged on the rotary main shaft 26, and a rotary driving worm 28 meshed with the rotary driving worm wheel 27 is butt-jointed and arranged on an output shaft of a steering driving motor 29; each bottom support roller 32 is rotatably mounted on the edge of the upper side surface of the lifting support disc 30 through each bottom roller support 31, and the bottom support rollers 32 are supported and run on the lower side surface of the top support disc 21; a steering driving circuit electrically connected with the controller is installed in the control box body 10, and the steering driving circuit is electrically connected with a steering driving motor 29; the lifting driving mechanism is arranged between the lifting support disc 30 and the bottom support plate 108 and is used for driving the height of the lifting support disc 30 to rise and fall; the controller is used for controlling the lifting of the lifting driving mechanism.
The top supporting disc 21 is driven to rotate by the cooperation of the rotary driving worm wheel 27 and the rotary driving worm 28, and a good angle positioning effect can be achieved, so that the conveying direction of the workpiece 107 coated on the workpiece transfer mechanism is changed as required; the bottom edge of the top support disk 21 can be supported by the bottom support roller 32, ensuring stability of the top support disk 21 during rotation.
Further, the lifting driving mechanism comprises a lifting driving motor 38, a synchronous lifting driving chain 41 and four lifting driving units; the lifting driving unit comprises a lifting supporting pipe 33, a columnar lifting supporting seat 34 and a lifting driving screw 36; the columnar lifting support seats 34 of the four lifting drive units are vertically arranged at the edge of the upper side face of the bottom support plate 108 and are positioned at the quartering points of the same circumference; a columnar cavity 35 is vertically arranged in the columnar lifting support seat 34, the lower end of the lifting support tube 33 is vertically inserted into the columnar cavity 35, and a lifting driving internal thread is arranged on the inner tube wall of the lifting support tube 33; the lower end of the lifting driving screw rod 36 is vertically and rotatably arranged on the bottom of the columnar cavity 35, and the upper end of the lifting driving screw rod 36 is in threaded fit with the lifting driving internal thread; a synchronous lifting driving gear 37 is fixedly arranged on the lower end of the lifting driving screw rod 36; the upper end of the lifting support tube 33 is vertically fixed on the lower side surface of the lifting support disc 30; the synchronous lifting driving chain 41 penetrates through each columnar lifting supporting seat 34 and then is meshed with the four synchronous lifting driving gears 37 simultaneously; the lifting driving motor 38 is installed on the bottom supporting plate 108 through the C-shaped mounting plate 40, an output shaft of the lifting driving motor 38 extends into a position between two side plates of the C-shaped mounting plate 40, and a lifting main driving gear 39 is installed on the extending end of the output shaft; the lifting main driving gear 39 is meshed with the synchronous lifting driving chain 41; a lifting driving circuit electrically connected with the controller is installed in the control box body 10, and the lifting driving circuit is electrically connected with a lifting driving motor 38;
a tensioning guide sliding chute 43 is arranged on the upper side surface of the bottom support plate 108, and a tensioning guide sliding block 44 is slidably mounted on the tensioning guide sliding chute 43; two tensioning pull rods 45 are symmetrically arranged on the tensioning guide slide block 44, and a synchronous tensioning gear 46 is rotatably arranged at the end parts of the two tensioning pull rods 45; the two synchronous tensioning gears 46 are mounted on the synchronous lifting driving chain 41 and meshed with the synchronous lifting driving chain 41; a synchronous tension spring 50 is fixedly arranged on the side edge of the tension guide slide block 44; an end disc 49 is arranged at the end of the synchronous tension spring 50; an adjusting fixed block 42 is arranged on the bottom supporting plate 108 and close to the end part of the tensioning guide sliding chute 43, and a tensioning adjusting bolt 47 is screwed on the adjusting fixed block 42; the screw end of the tension adjusting bolt 47 is rotatably installed at the center of the end disc 49; a tensioning positioning nut 48 is screwed on the tensioning adjusting bolt 47, and the tensioning positioning nut 48 is tightly attached to the adjusting fixing block 42.
The top supporting disc 21 can be driven to lift by utilizing the lifting starting mechanism, so that the lifting starting mechanism is matched with a height adjusting mechanism of a branch conveying roller bed, the rapid butt joint with large height difference is met, and the switching efficiency during conveying in different processes is improved; the synchronous lifting driving chain 41 is simultaneously meshed with the four synchronous lifting driving gears 37, so that the four lifting driving screws 36 can be synchronously driven in a rotating way, and the stable supporting requirement of the lifting supporting disc 30 is met; the synchronous lifting drive chain 41 can be tensioned by a tensioning mechanism consisting of a tensioning adjusting bolt 47, an end disc 49, a synchronous tensioning tension spring 50, a tensioning guide slider 44, a tensioning pull rod 45 and a synchronous tensioning gear 46, so that the tightness of each meshing point of the synchronous lifting drive chain 41 is ensured; the tension adjusting bolt 47 can be locked and positioned when tensioned by the tension positioning nut 48.
Further, the branch conveying roller bed comprises an end part height adjusting mechanism and an upper branch roller bed and a lower branch roller bed; the end part height adjusting mechanism comprises two vertical rectangular frame brackets 90, two height adjusting screw rods 91, a height adjusting motor 89 and a height adjusting synchronous chain 94; the branch roller bed comprises a branch bottom plate 84, two branch side plates 85, a bottom strip-shaped supporting plate 100 and a branch roller bed driving motor 86; the two branch side plates 85 are arranged on two length sides of the branch bottom plate 84 in parallel, each branch conveying roller 105 is rotatably arranged between the two branch side plates 85, the end part of one branch conveying roller 105 extends out of the branch side plate 85, and a branch driven gear 88 is fixedly arranged on the extending end; each branch conveying roller 105 rotates synchronously through a conveying roller synchronous chain 106, the branch roller bed driving motor 86 is installed on the branch side edge plate 85, and a branch driving gear is fixedly installed on an output shaft of the branch roller bed driving motor 86; the branch driving gear drives the branch driven gear 88 to rotate through the branch driving chain 87; a branch position sensor 103 is arranged on the feeding side of each of the two branch roller beds; the two branch roller beds are arranged up and down correspondingly, and are supported and installed between the feeding sides of the two branch roller beds through the discharging side supporting columns 97; a lower side support column 98 is arranged below the blanking side of the branch bottom plate 84 of the lower side branch roller bed, and a lower end support roller 99 is rotatably arranged at the lower end of the lower side support column 98; a walking limiting groove 101 is formed in the bottom strip-shaped supporting plate 100, and the lower supporting roller 99 is supported to walk in the walking limiting groove 101; the two vertical rectangular frame brackets 90 are vertically arranged at the side edges of the feeding sides of the two branch side plates 85, and a bracket bottom plate 95 is arranged at the lower ends of the two vertical rectangular frame brackets 90; a triangular rib plate 96 is arranged at the mounting position of the support bottom plate 95 and the vertical rectangular frame support 90; the two height adjusting screws 91 are vertically and rotatably mounted in the two vertical rectangular frame brackets 90 respectively; two height adjusting blocks 92 are screwed on the two height adjusting screws 91, and the side surfaces of the two height adjusting blocks 92 on the same side are rotatably hinged on the outer side surfaces of the two branch side plates 85 on the corresponding side; the height adjusting motor 89 is installed at the top end of a vertical rectangular frame bracket 90 and is used for driving the height adjusting screw 91 to rotate; the lower ends of the two height adjusting screws 91 are fixedly provided with a height synchronous gear 93, and the two height synchronous gears 93 synchronously rotate through a height adjusting synchronous chain 94; a height driving circuit and each branch driving circuit which are electrically connected with the controller are installed in the control box body 10, the height driving circuit is electrically connected with the height adjusting motor 89, and each branch driving circuit is electrically connected with each branch roller bed driving motor 86 respectively; the controller is electrically connected to each branch position sensor 103, and is used for detecting the position of the coating workpiece 107 on the feeding side of the branch roller bed.
The supporting height of the feeding side of the upper and lower branch roller beds can be adjusted by the end part height adjusting mechanism, so that the supporting height is adjusted and matched with the workpiece transfer mechanism, and the multi-path conveying requirement is met; the position of the coating workpiece 107 can be detected by using the branch position sensor 103, and the corresponding branch roller bed is started to transport when the coating workpiece 107 is transported to the feeding side position of the branch roller bed, so that no-load operation of other branch roller beds is avoided, and the energy consumption of the system is reduced; synchronous rotation driving of the two height adjusting screws 91 can be realized by utilizing the height synchronous gear 93 and the height adjusting synchronous chain 94, and the lifting synchronism of two side edges of the feeding side of the branch roller bed is ensured; by matching the walking limiting groove 101 with the lower end supporting roller 99, the dragging requirement of the discharging side can be met when the height of the feeding side of the branch roller bed is adjusted.
In the coating production line monitoring system based on machine vision, the controller adopts the existing FPGA controller module, and can realize image recognition processing, signal receiving and processing of each sensor and motor driving signal sending; the memory is composed of the existing memory chip and the peripheral circuit thereof; the main conveying motor 18, the pushing driving motor 67, the steering driving motor 29, the transferring driving motor 25, the lifting driving motor 38, the height adjusting motor 89 and the branch roller bed driving motor 86 are all existing stepping motors with speed reducers, and corresponding motor driving circuits adopt corresponding classified stepping motor driving circuits; the feeding side position sensor 20, the discharging side position sensor 102 and the branch position sensor 103 all adopt the existing infrared position sensors; the image recognition camera 12 is an existing depth-of-field camera and is used for collecting images of the painting workpiece 107 transported on the main transport roller bed, so that the controller can recognize the painting workpiece 107 according to the collected images and transport the painting workpiece 107 to a corresponding branch transport roller bed through the workpiece transfer mechanism according to a preset process flow, and an existing image recognition method is adopted when the controller performs image recognition.
When the coating production line monitoring system based on machine vision is used, firstly, characteristic images of various coating workpieces 107 are obtained and stored in a memory for comparison and identification during image identification; then the supporting height of the recognition mounting bracket and the height of the side strip-shaped baffle 3 are adjusted according to the field mounting requirement; when the coating workpiece 107 is transported on the main transport support roller 20, the central pushing mechanism pushes the coating workpiece 107 to the middle of the main transport roller bed for transportation, after the loading side position sensor 20 detects the coating workpiece 107, the controller starts the image recognition camera 12 to perform image acquisition on the lower coating workpiece 107, the controller performs real-time processing recognition on the acquired image, and then the subsequent process of the current coating workpiece 107 is determined according to the preset process routes of various coating workpieces 107; when the blanking side position sensor 102 detects the coated workpiece 107, the controller drives the workpiece transfer mechanism to adjust the supporting height and the rotating angle of the top supporting disc 21 and the feeding side height of the branch roller bed according to the subsequent process requirements, and when the corresponding branch position sensor 103 detects the coated workpiece 107, the controller starts to start transportation and conveys the coated workpiece 107 to the corresponding coating process equipment for processing.
As mentioned above, although the invention has been shown and described with reference to certain preferred embodiments, it should not be construed as being limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a coating line monitoring system based on machine vision which characterized in that: the device comprises a main conveying roller bed, an image recognition mechanism, a workpiece transfer mechanism and each branch conveying roller bed;
the image recognition mechanism comprises a control box body (10), a feeding side position sensor (20), a recognition mounting bracket and an image recognition camera (12); the control box body (10) is arranged above the feeding side of the main conveying roller bed through an identification mounting bracket; a controller and a memory are arranged in the control box body (10); the image recognition camera (12) is arranged at the center of the lower side surface of the control box body (10); the feeding side position sensor (20) is fixedly arranged in the middle of the edge of the feeding side of the control box body (10) and is used for detecting the position of a coating workpiece (107) on the feeding side;
each branch conveying roller bed is positioned on the discharging side of the main conveying roller bed, and the workpiece transfer mechanism is arranged between the discharging side of the main conveying roller bed and the feeding side of each branch conveying roller bed and used for transferring a coating workpiece (107) on the main conveying roller bed to the corresponding branch conveying roller bed according to the identification result of the image identification mechanism; a blanking side position sensor (102) is arranged on the blanking side of the main conveying roller bed and used for detecting the position of a coating workpiece (107) on the blanking side;
a central pushing mechanism is arranged on the left side and the right side of the feeding side of the main conveying roller bed and used for pushing coating workpieces (107) conveyed on the left side and the right side of the feeding side of the main conveying roller bed to the middle; the controller is respectively and electrically connected with the memory, the image recognition camera (12), the feeding side position sensor (20), the discharging side position sensor (102), the workpiece transfer mechanism and each branch conveying roller bed.
2. The machine-vision-based painting line monitoring system of claim 1, wherein: the main conveying roller bed comprises two strip-shaped side plates (1), a roller bed bottom plate (2), a main conveying motor (18) and two side strip-shaped baffle plates (3); two strip-shaped side plates (1) are respectively arranged on the length edges of the left side and the right side of the roller bed bottom plate (2); each main conveying support roller (20) is rotatably arranged between the two strip-shaped side plates (1), and the main conveying support rollers (20) are arranged in parallel at equal intervals; the end part of one main conveying supporting roller (20) extends out of the strip-shaped side plate (1), and a main driving gear (17) is fixedly arranged on the extending end part; the main conveying motor (18) drives the main driving gear (17) to rotate through a main driving chain (19); the end part of each main conveying supporting roller (20) is also fixedly provided with a synchronous gear, and a synchronous chain is arranged on the synchronous gear of the adjacent main conveying supporting roller for synchronous transmission; a supporting bottom foot (9) is arranged on the side edge of the bottom of the roller bed bottom plate (2); two side strip baffles (3) are respectively arranged above the two strip side plates (1) through each side adjusting frame.
3. The machine-vision-based painting line monitoring system of claim 2, wherein: the side edge adjusting frame comprises a vertical supporting rod (16), a vertical adjusting bolt (14) and a vertical adjusting seat (13); the vertical supporting rod (16) is vertically arranged on the outer side surface of the side strip-shaped baffle (3) through the side fixing seat (15); the vertical adjusting seat (13) is fixedly arranged on the outer side surface of the strip-shaped side plate (1) and is positioned below the side fixing seat (15), and a vertical adjusting hole is vertically arranged on the vertical adjusting seat (13); the vertical adjusting bolt (14) is vertically and rotatably arranged on the vertical adjusting seat (13), and the vertical adjusting bolt (14) extends into the vertical adjusting hole; the lower end of the vertical supporting rod (16) is vertically inserted into the vertical adjusting hole, and the vertical adjusting bolt (14) is screwed in the adjusting threaded hole at the lower end of the vertical supporting rod (16).
4. The machine-vision-based painting line monitoring system of claim 2, wherein: the central pushing mechanism comprises pushing driving motors (67) and transverse pushing units which are transversely arranged between the adjacent main conveying supporting rollers (20); the transverse pushing unit comprises a pushing conveying belt (56), two short shafts (60) and two strip-shaped supporting side plates (53); the two strip-shaped supporting side plates (53) are transversely and parallelly arranged, and an end supporting belt wheel (54) is rotatably arranged between the two ends of the two strip-shaped supporting side plates (53); each belt supporting roller (55) is rotationally arranged between the upper side edges of the two strip-shaped supporting side plates (53) at intervals; the pushing and conveying belt (56) is arranged on the two end supporting belt wheels (54) in a surrounding mode, and each belt supporting roller (55) is supported on the inner side face of the pushing and conveying belt (56); two shaft holes (83) are formed in the strip-shaped supporting side plate (53), and the two short shafts (60) are respectively and rotatably mounted in the two shaft holes (83); two ends of the short shaft (60) are respectively provided with a disc (63), and the two ends of the short shaft (60) are positioned at the same eccentric position of the inner side surfaces of the two discs (63); the centers of the outer side surfaces of the two circular discs (63) are respectively provided with a supporting shaft head (52); the supporting shaft head (52) is rotatably arranged on the roller bed bottom plate (2) through a shaft head seat (51); a belt driven pulley (62) is arranged at the end part of a pulley rotating shaft of one end part supporting pulley (54), a belt driving pulley (59) is arranged on a supporting shaft head (52) close to the position of the belt driven pulley (62), and the belt driven pulley (62) and the belt driving pulley (59) are driven by a transmission belt (61);
the end parts of the supporting shaft heads (52) at the front and rear corresponding positions of two adjacent transverse pushing units are installed in a butt joint mode, a synchronous gear (57) is installed on each of the two supporting shaft heads (52) on the front side of one of the transverse pushing units, and the two synchronous gears (57) are synchronously driven through a synchronous chain (58), so that each supporting shaft head (52) synchronously rotates; a push driven gear (71) is arranged on one support shaft head (52) of one transverse push unit, and a push driving gear (72) is arranged at the end part of an output shaft of a push driving motor (67); the pushing driving gear (72) rotationally drives the pushing driven gear (71) through a pushing driving chain (78); after the supporting shaft heads (52) synchronously rotate, the upper side of the pushing conveying belt (56) of each transverse pushing unit synchronously rises and falls, and is higher than the height of the main conveying supporting roller (20) when rising to a high position and lower than the height of the main conveying supporting roller (20) when falling to a low position; the upper side of the pushing conveying belt (56) of each transverse pushing unit on the left side is conveyed from left to right, and the upper side of the pushing conveying belt (56) of each transverse pushing unit on the right side is conveyed from right to left.
5. The machine-vision-based painting line monitoring system of claim 4, wherein: convex rings (64) are arranged on the wheel surfaces of the end part supporting belt wheel (54) and the belt supporting roller wheel (55) in a surrounding way, and anti-skid convex edges (66) are arranged on the outer side surfaces of the convex rings (64); a groove (65) matched with the convex ring (64) is arranged on the inner side surface of the pushing and conveying belt (56); the middle thickness of the pushing conveying belt (56) is larger than the edge thickness, the edge height of the pushing conveying belt (56) is lower than the height of the main conveying supporting roller (20) when the pushing conveying belt (56) rises to a high position, the middle height of the pushing conveying belt (56) is higher than the height of the main conveying supporting roller (20), and the middle height of the pushing conveying belt (56) is lower than the height of the main conveying supporting roller (20) when the pushing conveying belt (56) descends to a low position.
6. The machine-vision-based painting line monitoring system of claim 4, wherein: a tension pulley (69) is hung on the transmission belt (61), a belt tension spring (70) is installed on the tension pulley (69), and the end part of the belt tension spring (70) is hinged on the strip-shaped support side plate (53) through a tension seat (68); a chain tensioning mechanism is arranged on the roller bed bottom plate (2); the chain tensioning mechanism comprises a tensioning gear (77), a tensioning swing rod (76), a chain tensioning pressure spring (82), a chain tensioning seat (74) and a tensioning positioning bolt (81); a tensioning adjusting T-shaped groove (73) is arranged on the roller bed bottom plate (2), and tensioning positioning holes (75) are arranged at intervals at the bottom of the tensioning adjusting T-shaped groove (73); the lower side edge of the chain tensioning seat (74) is embedded into a tensioning adjusting T-shaped groove (73) in a sliding mode, a tensioning positioning bolt (81) is installed on the chain tensioning seat (74) in a threaded mode, and the end portion of a screw rod of the tensioning positioning bolt (81) extends into one tensioning positioning hole (75); the lower end of the tensioning swing rod (76) is hinged to the roller bed bottom plate (2) in a swinging mode, the tensioning gear (77) is rotatably installed at the upper end of the tensioning swing rod (76), and the tensioning gear (77) is meshed with the pushing driving chain (78); a tensioning telescopic rod (79) is arranged on the chain tensioning seat (74) in a swinging and hinged mode, a tensioning telescopic sleeve (80) is arranged in the middle of the tensioning swing rod (76) in a swinging and hinged mode, and the end portion of the tensioning telescopic rod (79) is inserted into the tensioning telescopic sleeve (80); the chain tensioning pressure spring (82) is sleeved on the tensioning telescopic rod (79) and the tensioning telescopic sleeve (80), and the chain tensioning pressure spring (82) is elastically supported between the tensioning swing rod (76) and the chain tensioning seat (74) and used for pushing the tensioning gear (77) to press the pushing driving chain (78).
7. The machine-vision-based painting line monitoring system of claim 1, wherein: the recognition mounting bracket comprises two side edge height adjusting brackets, and each side edge height adjusting bracket consists of a sleeve mounting bottom plate (8), a height adjusting sleeve (5), a vertical adjusting support rod (4) and a height adjusting nut (6); the height adjusting sleeve (5) is vertically arranged on the sleeve mounting bottom plate (8), and a C-shaped adjusting plate (11) is arranged at the upper end pipe orifice of the height adjusting sleeve (5); the lower end of the vertical adjusting stay bar (4) vertically penetrates through the C-shaped adjusting plate (11) and then is inserted into the upper end pipe orifice of the height adjusting sleeve (5); an adjusting external thread (7) is arranged on the lower end rod wall of the vertical adjusting support rod (4), a height adjusting nut (6) is screwed on the adjusting external thread (7), and the height adjusting nut (6) is positioned between the upper side edge and the lower side edge of the C-shaped adjusting plate (11); the bottom of the control box body (10) is provided with the top ends of the vertical adjusting support rods (4) of the two side height adjusting frames.
8. The machine-vision-based painting line monitoring system of claim 1, wherein: the workpiece transfer mechanism comprises a top supporting disc (21), a steering driving motor (29), a lifting supporting disc (30), a bottom supporting plate (108) and a lifting driving mechanism; each transfer support roller (22) is rotatably arranged on the upper side surface of the top support disc (21), and the transfer support rollers (22) are parallel to each other; the middle part of each transfer support roller (22) is provided with an installation ring groove (104), and a transfer synchronous gear (23) is fixedly arranged in each installation ring groove (104); each transfer synchronous gear (23) is synchronously driven to rotate by each transfer synchronous chain (24); a transfer driving motor (25) is fixedly arranged on the upper side surface of the top supporting disc (21), a transfer driving gear is fixedly arranged on an output shaft of the transfer driving motor (25), and the transfer driving gear is meshed with one transfer synchronous chain (24); a rotating main shaft (26) is fixedly arranged at the center of the lower side surface of the top supporting disc (21), and the rotating main shaft (26) is rotatably arranged on the lifting supporting disc (30); a rotary driving worm wheel (27) is fixedly arranged on the rotary main shaft (26), and a rotary driving worm (28) meshed with the rotary driving worm wheel (27) is arranged on an output shaft of the steering driving motor (29) in a butt joint mode; each bottom support roller (32) is rotatably arranged on the edge of the upper side surface of the lifting support disc (30) through each bottom roller support (31), and the bottom support rollers (32) are supported and run on the lower side surface of the top support disc (21); a steering driving circuit electrically connected with the controller is installed in the control box body (10), and the steering driving circuit is electrically connected with a steering driving motor (29); the lifting driving mechanism is arranged between the lifting supporting disk (30) and the bottom supporting plate (108) and is used for driving the height of the lifting supporting disk (30) to rise and fall; the controller is used for controlling the lifting of the lifting driving mechanism.
9. The machine-vision-based painting line monitoring system of claim 8, wherein: the lifting driving mechanism comprises a lifting driving motor (38), a synchronous lifting driving chain (41) and four lifting driving units; the lifting driving unit comprises a lifting supporting pipe (33), a columnar lifting supporting seat (34) and a lifting driving screw rod (36); the columnar lifting supporting seats (34) of the four lifting driving units are vertically arranged at the edge of the upper side face of the bottom supporting plate (108) and are positioned at the quartering points of the same circumference; a columnar cavity (35) is vertically arranged in the columnar lifting support seat (34), the lower end of the lifting support tube (33) is vertically inserted into the columnar cavity (35), and a lifting driving internal thread is arranged on the inner tube wall of the lifting support tube (33); the lower end of the lifting driving screw rod (36) is vertically and rotatably arranged on the bottom of the columnar cavity (35), and the upper end of the lifting driving screw rod (36) is in threaded fit with the lifting driving internal thread; a synchronous lifting driving gear (37) is fixedly arranged on the lower end of the lifting driving screw rod (36); the upper end of the lifting support tube (33) is vertically fixed on the lower side surface of the lifting support disc (30); the synchronous lifting driving chain (41) penetrates through each columnar lifting supporting seat (34) and then is meshed with the four synchronous lifting driving gears (37) simultaneously; the lifting driving motor (38) is arranged on the bottom supporting plate (108) through the C-shaped mounting plate (40), an output shaft of the lifting driving motor (38) extends into a position between two side plates of the C-shaped mounting plate (40), and a lifting main driving gear (39) is arranged at the extending end of the output shaft; the lifting main driving gear (39) is meshed with the synchronous lifting driving chain (41); a lifting driving circuit electrically connected with the controller is installed in the control box body (10), and the lifting driving circuit is electrically connected with a lifting driving motor (38);
a tensioning guide sliding chute (43) is arranged on the upper side surface of the bottom support plate (108), and a tensioning guide sliding block (44) is arranged on the tensioning guide sliding chute (43) in a sliding manner; two tensioning pull rods (45) are symmetrically arranged on the tensioning guide sliding block (44), and a synchronous tensioning gear (46) is rotatably arranged at the end parts of the two tensioning pull rods (45); the two synchronous tensioning gears (46) are both mounted on the synchronous lifting driving chain (41) and meshed with the synchronous lifting driving chain (41); a synchronous tension spring (50) is fixedly arranged on the side edge of the tension guide slide block (44); an end disc (49) is arranged at the end part of the synchronous tension spring (50); an adjusting fixed block (42) is arranged on the bottom supporting plate (108) and close to the end part of the tensioning guide sliding chute (43), and a tensioning adjusting bolt (47) is screwed on the adjusting fixed block (42); the end part of a screw rod of the tensioning adjusting bolt (47) is rotatably arranged at the center of the end disc (49); a tensioning positioning nut (48) is screwed on the tensioning adjusting bolt (47) in a threaded manner, and the tensioning positioning nut (48) is tightly attached to the adjusting fixing block (42).
10. The machine-vision-based painting line monitoring system of claim 1, wherein: the branch conveying roller bed comprises an end part height adjusting mechanism and an upper branch roller bed and a lower branch roller bed; the end part height adjusting mechanism comprises two vertical rectangular frame brackets (90), two height adjusting screw rods (91), a height adjusting motor (89) and a height adjusting synchronous chain (94); the branch roller bed comprises a branch bottom plate (84), two branch side plates (85), a bottom strip-shaped supporting plate (100) and a branch roller bed driving motor (86); the two branch side plates (85) are arranged on two length sides of the branch bottom plate (84) in parallel, each branch conveying roller (105) is rotatably arranged between the two branch side plates (85), the end part of one branch conveying roller (105) extends out of the branch side plate (85), and a branch driven gear (88) is fixedly arranged on the extending end; each branch conveying roller (105) synchronously rotates through a conveying roller synchronous chain (106), a branch roller bed driving motor (86) is arranged on a branch side edge plate (85), and a branch driving gear is fixedly arranged on an output shaft of the branch roller bed driving motor (86); the branch driving gear drives a branch driven gear (88) to rotate through a branch driving chain (87); a branch position sensor (103) is arranged on the feeding side of each of the two branch roller beds; the two branch roller beds are arranged up and down correspondingly, and are supported and installed between the feeding sides of the two branch roller beds through a discharging side supporting column (97); a lower side support column (98) is arranged below the discharging side of a branch bottom plate (84) of the lower side branch roller bed, and a lower end support roller (99) is rotatably arranged at the lower end of the lower side support column (98); a walking limiting groove (101) is formed in the bottom strip-shaped supporting plate (100), and the lower supporting roller (99) is supported and walks in the walking limiting groove (101); the two vertical rectangular frame supports (90) are vertically arranged at the side edges of the feeding sides of the two branch side plates (85), and the lower ends of the two vertical rectangular frame supports (90) are respectively provided with a support bottom plate (95); a triangular rib plate (96) is arranged at the mounting position of the support bottom plate (95) and the vertical rectangular frame support (90); the two height adjusting screw rods (91) are respectively vertically and rotatably arranged in the two vertical rectangular frame brackets (90); two height adjusting blocks (92) are screwed on the two height adjusting screw rods (91) respectively, and the side surfaces of the two height adjusting blocks (92) on the same side are rotatably hinged on the outer side surfaces of the two branch side plates (85) on the corresponding side; the height adjusting motor (89) is arranged at the top end of a vertical rectangular frame bracket (90) and is used for driving the height adjusting screw rod (91) to rotate; the lower ends of the two height adjusting screw rods (91) are fixedly provided with a height synchronous gear (93), and the two height synchronous gears (93) synchronously rotate through a height adjusting synchronous chain (94); a height driving circuit and each branch driving circuit which are electrically connected with the controller are installed in the control box body (10), the height driving circuit is electrically connected with a height adjusting motor (89), and each branch driving circuit is electrically connected with each branch roller bed driving motor (86) respectively; the controller is respectively electrically connected with each branch position sensor (103) and is used for detecting the position of the coating workpiece (107) on the feeding side of the branch roller bed.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4190454A1 (en) 2021-12-06 2023-06-07 coatingAI AG Coating production line system

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104960912A (en) * 2015-06-29 2015-10-07 高桥金属制品（苏州）有限公司 Workpiece blocking mechanism of stepping cleaning device
CN105292892A (en) * 2015-11-11 2016-02-03 江苏汇博机器人技术有限公司 Automatic storage system of industrial robot
CN106622771A (en) * 2016-11-16 2017-05-10 杭州诚兴体育用品有限公司 Racket automatic spraying system
US20180120028A1 (en) * 2015-05-09 2018-05-03 Eisenmann Se Temperature control device for controlling the temperature of workpieces
CN108160354A (en) * 2018-01-03 2018-06-15 江苏苏力机械股份有限公司 A kind of fully-automatic coating device
CN108946027A (en) * 2018-09-06 2018-12-07 江苏锦升科技有限公司 A kind of intelligence overhead chain conveyer system
CN208591991U (en) * 2018-05-02 2019-03-12 东莞市迪沙机电有限公司 A robotic powder coating system
CN110523649A (en) * 2019-09-24 2019-12-03 苏州南师大科技园投资管理有限公司 A product identification device on a conveyor line
CN111068968A (en) * 2020-01-03 2020-04-28 南京林业大学 Paint spraying device for furniture board processing
CN214107556U (en) * 2020-10-17 2021-09-03 江苏苏力机械股份有限公司 Coating production line monitoring system based on machine vision

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180120028A1 (en) * 2015-05-09 2018-05-03 Eisenmann Se Temperature control device for controlling the temperature of workpieces
CN104960912A (en) * 2015-06-29 2015-10-07 高桥金属制品（苏州）有限公司 Workpiece blocking mechanism of stepping cleaning device
CN105292892A (en) * 2015-11-11 2016-02-03 江苏汇博机器人技术有限公司 Automatic storage system of industrial robot
CN106622771A (en) * 2016-11-16 2017-05-10 杭州诚兴体育用品有限公司 Racket automatic spraying system
CN108160354A (en) * 2018-01-03 2018-06-15 江苏苏力机械股份有限公司 A kind of fully-automatic coating device
CN208591991U (en) * 2018-05-02 2019-03-12 东莞市迪沙机电有限公司 A robotic powder coating system
CN108946027A (en) * 2018-09-06 2018-12-07 江苏锦升科技有限公司 A kind of intelligence overhead chain conveyer system
CN110523649A (en) * 2019-09-24 2019-12-03 苏州南师大科技园投资管理有限公司 A product identification device on a conveyor line
CN111068968A (en) * 2020-01-03 2020-04-28 南京林业大学 Paint spraying device for furniture board processing
CN214107556U (en) * 2020-10-17 2021-09-03 江苏苏力机械股份有限公司 Coating production line monitoring system based on machine vision

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4190454A1 (en) 2021-12-06 2023-06-07 coatingAI AG Coating production line system
US12275034B2 (en) 2021-12-06 2025-04-15 coatingAI AG Coating production line system

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