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CN109465637B - Automatic assembly line for spring group modules - Google Patents

Automatic assembly line for spring group modules Download PDF

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Publication number
CN109465637B
CN109465637B CN201811611984.1A CN201811611984A CN109465637B CN 109465637 B CN109465637 B CN 109465637B CN 201811611984 A CN201811611984 A CN 201811611984A CN 109465637 B CN109465637 B CN 109465637B
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China
Prior art keywords
workpiece
unit
force value
detection
riveting
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Application number
CN201811611984.1A
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Chinese (zh)
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CN109465637A (en
Inventor
叶锐
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Kern Liebers Taicang Co ltd
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Kern Liebers Taicang Co ltd
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Priority to CN201811611984.1A priority Critical patent/CN109465637B/en
Publication of CN109465637A publication Critical patent/CN109465637A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P21/00Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
    • B23P21/004Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/02Measures preceding sorting, e.g. arranging articles in a stream orientating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34Sorting according to other particular properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution
    • B07C5/361Processing or control devices therefor, e.g. escort memory
    • B07C5/362Separating or distributor mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001Article feeders for assembling machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001Article feeders for assembling machines
    • B23P19/007Picking-up and placing mechanisms

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention discloses an automatic assembly line for spring set modules, which is characterized by comprising a final assembly unit, a second riveting unit, a visual detection unit, a heat setting unit, a force value total detection unit, a boxing unit and a control unit; the second riveting unit is arranged behind the final assembly unit; the visual detection unit is arranged behind the second riveting unit; the heat setting unit is arranged behind the visual detection unit; the force value total detection unit is arranged behind the heat setting unit; the boxing unit is arranged behind the force value full detection unit; the control units are respectively connected with the units. The automatic assembly line for the spring group modules can greatly improve the automation level of the assembly line, reduce the number of operators, improve the assembly efficiency and the stability of the assembly quality, and reduce the assembly cost.

Description

Automatic assembly line for spring group modules
Technical Field
The invention relates to the technical field of spring assembly, in particular to an automatic assembly line for a spring assembly module.
Background
The spring group is widely applied in industry, and has various application scenes, and the structural form of the spring group module is also different. At present, the assembly process of the double clutch spring assembly module is mostly completed manually by operators from preassembling, riveting, thermal setting, force value total detection and the like of springs, the labor intensity of the operators is high, the assembly efficiency is low, the assembly quality of products is greatly influenced by the human factors of the operators, a great deal of repeated manual labor is caused, the operators are easy to fatigue, the stability of the assembly quality is reduced, and even unnecessary operator safety accidents can be caused; the assembly method is convenient, a large amount of manpower resources are input, and the assembly cost of the spring set is greatly increased.
Therefore, those skilled in the art have been dedicated to developing an automatic assembly line for spring stack modules, which can improve the automatic assembly level of the production line, reduce the number of operators, improve the assembly efficiency and the assembly quality stability, and reduce the assembly cost.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention aims to solve the technical problem of how to improve the automation level of the assembly line of the spring assembly module, reduce the number of operators, further improve the assembly efficiency and the stability of the assembly quality, and reduce the assembly cost.
In order to achieve the above purpose, the invention provides an automatic assembly line for spring set modules, which comprises a final assembly unit, a second riveting unit, a visual detection unit, a heat setting unit, a force value total detection unit, a boxing unit and a control unit; the second riveting unit is arranged behind the final assembly unit; the visual detection unit is arranged behind the second riveting unit, and is used for performing 360-degree visual inspection on the workpiece passing through the second riveting unit and transmitting the qualified product to the heat setting unit; the heat setting unit is arranged behind the visual detection unit; the force value total detection unit is arranged behind the heat setting unit; the boxing unit is arranged behind the force value full detection unit; the control unit is respectively connected with the final assembly unit, the second riveting unit, the visual detection unit, the heat setting unit, the force value total detection unit and the boxing unit and is used for controlling the whole automatic assembly line of the spring group module.
Further, the assembly unit comprises an assembly workbench, a first feeding device, a spring feeding device, a preassembling device, a first riveting device and a second feeding device, wherein the assembly workbench comprises a rotary table and a workpiece storage station, the rotary part of the rotary table is a circular ring, the rotary table rotates in a stepping manner, the workpiece storage station is sequentially and fixedly arranged on the same circumference of the rotary table along the rotary direction of the rotary table, and the distance between two adjacent workpiece storage stations is an integral multiple of the stepping distance of the rotary table in a single step; the first feeding device, the spring feeding device, the preassembling device, the first riveting device and the second feeding device are sequentially arranged on the circumference of the rotary table along the rotation direction of the rotary table; the first feeding device is arranged at the initial rotation position of the rotary table and is used for automatically feeding the lower punching plate; the spring feeding device is arranged behind the first feeding device and is used for automatically feeding springs; the preassembling device is arranged behind the spring feeding device and is used for preassembling the springs; the first riveting device is arranged behind the preassembling device and is used for completing a first riveting process of the workpiece; the second feeding device is arranged behind the first riveting device and is used for automatically feeding the upper stamping disc.
Further, the first feeding device comprises a first punch disc rotary table, a first punch disc storage column and a first punch disc feeding mechanism, wherein the first punch disc rotary table is arranged at the outer side of the rotary table, and the rotary mode of the first punch disc rotary table is stepping rotation; the first punch disc storage columns are sequentially and fixedly arranged on the same circumference of the first punch disc rotary table along the rotation direction of the first punch disc rotary table, the distance between adjacent first punch disc storage columns is integral multiple of the single step stepping distance of the first punch disc rotary table, and the first punch disc storage columns are used for storing punch discs to be fed; the first punch disc feeding mechanism is arranged between the rotary table and the first punch disc rotary table and is used for automatically grabbing the punch disc to be fed on the first punch disc storage column to the workpiece storage station on the rotary table.
Further, the spring feeding device comprises a spring feeding mechanism and a spring feeding bracket, wherein the spring feeding mechanism is arranged on the inner side of the rotary table, the working end of the spring feeding mechanism is arranged on the upper part of the workpiece storage station, and the spring feeding mechanism is used for arranging a spring at a corresponding position of a workpiece on the workpiece storage station; the spring feeding support is arranged on the outer side of the rotary table and is opposite to the spring feeding mechanism and used for fixing the spring feeding pipe.
Preferably, the number of the spring feeding devices is 4, and the spring feeding devices are sequentially arranged on the circumference of the rotary table along the rotation direction of the rotary table.
Further, the preassembling device comprises a force value press and a force value press support, wherein the force value press support is fixedly arranged on the outer side of the rotary table, the force value press is fixedly arranged on the force value press support, the force value press is arranged right above the workpiece storage station, and the up-and-down moving direction of the working end of the force value press is parallel to or coincident with the axis of the workpiece on the workpiece storage station.
Further, the first riveting device comprises a first riveting machine and a first riveting machine mounting bracket, the first riveting machine mounting bracket is fixedly mounted on the outer side of the rotary table, the first riveting machine is fixedly mounted on the first riveting machine mounting bracket, the first riveting machine is arranged right above the workpiece storage station, and the up-and-down moving direction of the working end of the first riveting machine is parallel to or coincides with the axis of the workpiece on the workpiece storage station.
Further, the second feeding device comprises a second punch disc rotary table, a second punch disc storage column and a second punch disc feeding mechanism, wherein the second punch disc rotary table is arranged at the outer side of the rotary table, and the rotation mode of the second punch disc rotary table is stepping rotation; the second punch disc storage columns are sequentially and fixedly arranged on the same circumference of the second punch disc rotary table along the rotation direction of the second punch disc rotary table, the distance between adjacent second punch disc storage columns is integral multiple of the single step stepping distance of the second punch disc rotary table, and the second punch disc storage columns are used for storing punch discs to be fed; the second punching disc feeding mechanism is arranged between the rotary table and the second punching disc rotary table and is used for automatically grabbing the to-be-fed punching disc on the second punching disc storage column to the workpiece storage station on the rotary table.
Further, the second riveting unit comprises a second riveting machine, a second riveting machine mounting bracket, a second riveting workbench, a workpiece input manipulator and a workpiece output manipulator, wherein the second riveting workbench is arranged on the outer side of the rotary table, the second riveting machine mounting bracket is fixedly arranged on the second riveting workbench, the second riveting machine is fixedly arranged on the second riveting machine mounting bracket, the workpiece input manipulator is arranged behind the second feeding device, and the workpiece input manipulator is arranged between the workpiece storage station of the rotary table and the second riveting machine and is used for grabbing a workpiece fed by the second feeding device onto a processing station of the second riveting machine; the workpiece output manipulator is arranged between the second riveting machine and the visual detection unit and is used for grabbing the workpiece riveted by the second riveting machine onto the visual detection unit.
Further, the visual detection unit comprises a workpiece rotating storage table, a visual inspection probe, a workpiece grabbing manipulator and a waste box, wherein the workpiece rotating storage table is arranged at the rear side of the workpiece output manipulator, and the workpiece rotating storage table is arranged at the right side of the input end of the heat setting unit and is used for storing workpieces to be visually detected, which are grabbed by the workpiece output manipulator; the visual inspection probe faces the workpiece rotary storage table, the visual inspection probe is equal to the workpiece to be visually inspected in height, the visual inspection probe is connected with the control unit, and the visual inspection probe is matched with the workpiece rotary storage table to take a picture of 360 degrees of the workpiece on the workpiece rotary storage table; the waste bin is arranged on the left side of the workpiece rotary storage table, the workpiece grabbing manipulator is arranged on the waste bin, the workpiece rotary storage table and the input end of the heat setting unit and is used for grabbing a workpiece on the workpiece rotary storage table, and the workpiece grabbing manipulator is conveyed to the waste bin or the input end of the heat setting unit according to an instruction of the control unit.
Further, the heat setting unit comprises a first conveyor belt, a heating furnace and a shaping press, wherein the first conveyor belt is arranged between the visual detection unit and the force value total detection unit, enters the heating furnace from an inlet of the heating furnace, penetrates through the heating furnace and penetrates out from an outlet of the heating furnace; the shaping press is arranged at the outlet of the heating furnace, and the first conveyor belt is connected with the force value full detection unit after passing through the shaping press.
Further, the force value full detection unit comprises a second conveyor belt, a force value full detection unit frame and a flow guide groove, the front end full detection baffle, the rear end full detection baffle, a full detection force value detection table, a full detection force value detection machine, a full detection workpiece conveying mechanism and a full detection waste box, the second conveyor belt is arranged at the outlet of the first conveyor belt, the force value full detection unit frame is fixedly arranged at two sides of the second conveyor belt, the cross beam of the force value full detection unit frame is arranged above the second conveyor belt, the flow guide groove is arranged between the second conveyor belt and the cross beam of the force value full detection unit frame, the inlet of the flow guide groove is larger than the outlet of the flow guide groove, the inlet of the flow guide groove and the outlet of the flow guide groove are in smooth transition, the number of workpieces can be contained in parallel and larger than or equal to 1, and the outlet of the flow guide groove can contain 1 workpiece in parallel and parallel; the front end full-detection baffles are equal to the number of workpieces which can be accommodated in parallel at the inlets of the diversion trenches, each front end full-detection baffle comprises a front baffle and a front baffle lifting cylinder, the front baffles are arranged at the inlets of the diversion trenches in parallel, and the front end baffle lifting cylinders are fixedly arranged on the cross beams of the force value full-detection unit frame; the number of the rear end full-detection baffles is 1, the rear end full-detection baffles comprise rear baffles and rear baffle lifting cylinders, the rear baffles are arranged at the outlet of the diversion trench, and the rear end baffle lifting cylinders are fixedly arranged on the cross beam of the force value full-detection unit frame; the full detection force value detection table is arranged on the side edge of the outlet end of the second conveyor belt, the full detection force value detection machine is fixedly arranged on the full detection force value detection table, the full detection waste box is arranged on the side edge of the full detection force value detection machine, and the full detection workpiece conveying mechanism is arranged on the outlet end of the second conveyor belt, the full detection force value detection machine and the full detection waste box and used for grabbing workpieces at the outlet of the second conveyor belt to the full detection force value detection machine and grabbing workpieces which cannot pass through the full detection force value detection machine to the full detection waste box according to detection results.
Further, the boxing unit comprises a finished workpiece box, inclined sliding grooves, workpiece driving plates, a counter and a third conveying belt, wherein an inlet of the third conveying belt is connected with the full-detection workpiece conveying mechanism, workpieces detected by the full-detection force value detector are received, the finished workpiece box is sequentially arranged on two sides of the third conveying belt, the inclined sliding grooves are fixedly arranged between the third conveying belt and the finished workpiece box, the workpiece driving plates are arranged at an inlet of the inclined sliding grooves above the third conveying belt, and the counter is arranged at an inlet of the inclined sliding grooves.
Further, the control unit includes a position detection device provided at each of the moving parts for assisting the movement control.
The working flow of the automatic assembly line of the spring group module provided by the invention is as follows:
1. the first feeding device and the spring feeding device are used for automatically feeding the lower punching plate and the springs to the corresponding workpiece storage stations on the rotary table in sequence.
2. The preassembling device preassembles the loaded springs on the workpiece storage station according to requirements through the force value press.
3. And the first riveting device is used for riveting the workpiece after passing through the preassembling device, so that a first riveting process is completed.
4. The second feeding device automatically feeds the upper stamping disc to the workpiece riveted by the first riveting device.
5. The workpiece input manipulator of the second riveting unit grabs the workpiece which is fed by the second feeding device onto the second riveting workbench, the second riveting process is completed through the second riveting machine, and the workpiece output manipulator grabs the workpiece which completes the second riveting process onto the workpiece rotating storage table.
6. The workpiece rotary storage table rotates to drive the workpiece to rotate, the visual inspection probe simultaneously shoots the workpiece by 360 degrees, the pictures are transmitted to the control unit to be judged, if the pictures are judged to be unqualified, the unqualified workpiece is grabbed to the waste box by the workpiece grabbing mechanical arm, and if the pictures are judged to be qualified, the qualified workpiece is grabbed to the first conveyor belt at the inlet of the heating furnace by the workpiece grabbing mechanical arm.
7. The first conveyor belt drives the upper workpiece to pass through the inside of the heating furnace for heating the workpiece, the workpiece enters the shaping press after passing through the heating furnace, the shaping press compresses the workpiece to a preset height and then cools the workpiece, and the cooled workpiece is conveyed to the second conveyor belt through the first conveyor belt.
8. The work piece that second conveyer belt entrance received is in the second conveyer belt, the guiding gutter with the front end is examined the guard plate entirely under the combined action, the back end is examined the guard plate entirely and is paid out one by one and wait to detect the work piece according to the process of examining entirely, examine entirely work piece conveying mechanism will wait to detect the work piece snatch the inspection force value detects the platform entirely, by the inspection force value detects machine carries out the force value and detects, and the qualified work piece of force value detection result is snatched by inspection work piece conveying mechanism entirely on the third conveyer belt, the unqualified work piece of force value detection result is snatched by inspection work piece conveying mechanism entirely examines the waste bin entirely.
9. The workpieces sequentially enter the finished workpiece box through the third conveyor belt under the cooperation of the inclined chute and the workpiece driving plate, and the counter counts the workpieces entering the finished workpiece box.
Compared with the prior art, through the implementation of the invention, the following obvious technical effects are achieved:
1. the automatic assembly line for the spring assembly modules improves the automatic assembly level of the production line, reduces the number of operators and reduces the labor cost of assembly.
2. The automatic assembly line for the spring assembly modules improves the assembly efficiency and the stability of the assembly quality.
The conception, specific structure, and technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present invention.
Drawings
FIG. 1 is a schematic illustration of a finished workpiece of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 2 is a schematic plan top view of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 3 is a partial plan top schematic view of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 4 is a schematic view of a first feeder apparatus of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 5 is a schematic view of a spring feeder apparatus of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 6 is a schematic diagram of a preassembled assembly of a spring stack module automated assembly line according to a preferred embodiment of the present invention;
FIG. 7 is a schematic view of a first riveting device of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 8 is a schematic diagram of a second rivet unit of an automated spring pack module assembly line, according to a preferred embodiment of the present invention;
FIG. 9 is a schematic diagram of a visual inspection unit of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 10 is a schematic view of a thermal setting unit of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 11 is a schematic diagram of a force value total inspection unit of an automatic assembly line for spring stack modules in accordance with a preferred embodiment of the present invention;
FIG. 12 is a schematic illustration of a boxing unit of an automated assembly line for spring stack modules in accordance with a preferred embodiment of the present invention.
Wherein 1-finished workpiece, 11-upper punch disc, 12-lower punch disc, 13-left coil spring, 14-right coil spring, 2-assembly unit, 21-assembly workbench, 211-rotary table, 212-workpiece storage station, 22-first feeding device, 221-first punch disc rotary table, 222-first punch disc storage column, 223-first punch disc feeding mechanism, 23-spring feeding device, 231-spring feeding mechanism, 232-spring feeding bracket, 24-preassembling device, 241-force value press, 242-force value press bracket, 25-first riveting device, 251-first riveting machine, 252-first riveting machine mounting bracket, 26-second feeding device, 261-second punch disc rotary table, 262-second punch plate storage column, 263-second punch plate feeding mechanism, 3-second riveting unit, 31-second riveting machine, 32-second riveting machine mounting bracket, 33-second riveting workbench, 34-workpiece input manipulator, 35-workpiece output manipulator, 4-visual detection unit, 41-workpiece rotary storage table, 42-visual inspection probe, 43-workpiece grabbing manipulator, 44-waste bin, 5-heat setting unit, 51-first conveyor belt, 52-heating furnace, 53-shaping press, 6-force value full detection unit, 61-second conveyor belt, 62-force value full detection unit frame, 63-guide groove, 64-front end full detection baffle, 641-front baffle, 642-front baffle lifting cylinder, 65-rear end full detection baffle, 651-rear baffle, 652-rear baffle lifting cylinder, 66-full detection force value detection table, 67-full detection force value detection machine, 68-full detection workpiece conveying mechanism, 69-full detection waste bin, 7-boxing unit, 71-finished workpiece bin, 72-inclined chute, 73-workpiece driving plate, 74-counter, 75-third conveyor belt and 81-position detection device.
Detailed Description
The following description of the preferred embodiments of the present invention refers to the accompanying drawings, which make the technical contents thereof more clear and easy to understand. The present invention may be embodied in many different forms of embodiments and the scope of the present invention is not limited to only the embodiments described herein.
In the drawings, like structural elements are referred to by like reference numerals and components having similar structure or function are referred to by like reference numerals. The dimensions and thickness of each component shown in the drawings are arbitrarily shown, and the present invention is not limited to the dimensions and thickness of each component. The thickness of the components is exaggerated in some places in the drawings for clarity of illustration.
Example 1:
as shown in fig. 1, the finished workpiece 1 after assembly of the automatic assembly line for spring assembly modules according to the invention comprises an upper stamping disc 11, a lower stamping disc 12, a left coil spring 13 and a right coil spring 14, wherein the left coil spring 13 and the right coil spring 14 are installed between the upper stamping disc 11 and the lower stamping disc 12 in a staggered manner.
As shown in fig. 2, the automatic assembly line for spring set modules according to the present invention includes a final assembly unit 2, a second riveting unit 3, a visual inspection unit 4, a heat setting unit 5, a force value total inspection unit 6, a boxing unit 7, and a control unit (not shown); the second riveting unit 3 is arranged behind the final assembly unit 2; the visual detection unit 4 is arranged behind the second riveting unit 3, and the visual detection unit 4 is used for performing 360-degree visual inspection on the workpiece passing through the second riveting unit 3 and transmitting the qualified product to the heat setting unit 5; the heat setting unit 5 is disposed after the visual detection unit 4; the force value total detection unit 6 is arranged behind the heat setting unit 5; the boxing unit 7 is arranged behind the force value total detection unit 6; the control unit 8 is respectively connected with the assembly unit 2, the second riveting unit 3, the visual detection unit 4, the heat setting unit 5, the force value total detection unit 6 and the boxing unit 7 and is used for controlling the whole spring group module automatic assembly line.
As shown in fig. 3, the assembly unit 2 includes an assembly workbench 21, a first feeding device 22, a spring feeding device 23, a preassembling device 24, a first riveting device 25 and a second feeding device 26, the assembly workbench 21 includes a rotary table 211 and a workpiece storage station 212, the rotary table 211 has a circular rotating part, the rotary table 211 rotates in a stepping manner, the workpiece storage stations 212 are sequentially and fixedly mounted on the same circumference of the rotary table 211 along the rotating direction of the rotary table 211, and the distance between two adjacent workpiece storage stations 212 is an integer multiple of the stepping distance of the rotary table 211; the first feeding device 22, the spring feeding device 23, the preassembling device 24, the first riveting device 25 and the second feeding device 26 are sequentially arranged on the same circumference of the rotary table 211 along the rotation direction of the rotary table 211; the first feeding device 22 is arranged at the initial rotation position of the rotary table 211 and is used for automatically feeding the lower stamping disc 12; the spring feeding device 23 is arranged behind the first feeding device 22 and is used for automatically feeding the springs; the preassembling device 24 is arranged behind the spring feeding device 23 and is used for preassembling the springs; the first riveting device 25 is arranged after the preassembling device 24 and is used for completing a first riveting process of the workpiece; the second feeding means 26 is arranged after the first riveting means 25 for automatic feeding of the upper punch disc 11.
As shown in fig. 4, the first feeding device 22 includes a first punch turntable 221, a first punch storage column 222, and a first punch feeding mechanism 223, where the first punch turntable 221 is disposed outside the turntable 211, and the first punch turntable 221 rotates in a step-by-step manner; the first disk flushing and storing columns 222 are sequentially and fixedly arranged on the same circumference of the first disk flushing and storing rotary table 221 along the rotation direction of the first disk flushing and storing rotary table 221, the distance between two adjacent first disk flushing and storing columns 222 is an integral multiple of the single step stepping distance of the first disk flushing and storing rotary table 221, and the first disk flushing and storing columns 222 are used for storing lower punched disks 12 to be fed; the first punch disc feeding mechanism 223 is disposed between the rotary table 211 and the first punch disc rotary table 221, and is used for automatically grabbing the lower punch disc 12 to be fed on the first punch disc storage column 222 to the workpiece storage station 212 on the rotary table 211.
As shown in fig. 5, the spring feeding device 23 includes a spring feeding mechanism 231 and a spring feeding bracket 232, the spring feeding mechanism 231 is mounted inside the rotary table 211, the working end of the spring feeding mechanism 231 is disposed at the upper part of the workpiece storage station 212, and the spring feeding mechanism 231 is used for mounting the spring at the corresponding position of the workpiece on the workpiece storage station 212; the spring feeding bracket 232 is arranged outside the rotary table 211 and is opposite to the spring feeding mechanism 231 and used for fixing the spring feeding pipe; in the present embodiment, there are 4 spring feeding devices 23 in total in the automatic assembly line of the spring group module, and the 4 spring feeding devices 23 are sequentially disposed on the same circumference of the rotary table 211 in the rotation direction of the rotary table 211.
As shown in fig. 6, the preassembling device 24 includes a force press 241 and a force press bracket 242, the force press bracket 242 is fixedly mounted on the outer side of the rotary table 211, the force press 241 is fixedly mounted on the force press bracket 242, the force press 241 is disposed right above the workpiece storage station 212, and the direction in which the working end of the force press 241 moves up and down is parallel to or coincident with the axis of the workpiece on the workpiece storage station 212.
The position detecting device 81 is provided near the preassembling device 24 for positioning the rotary table 211.
As shown in fig. 7, the first riveting device 25 includes a first riveting machine 251 and a first riveting machine mounting bracket 251, the first riveting machine mounting bracket 252 is fixedly mounted on the outer side of the rotary table 211, the first riveting machine 251 is fixedly mounted on the first riveting machine mounting bracket 252, the first riveting machine 251 is arranged right above the workpiece storage station 212, and the direction in which the working end of the first riveting machine 251 moves up and down is parallel to or coincident with the workpiece axis on the workpiece storage station 212.
As shown in fig. 3, the second feeding device 26 includes a second punch-disc rotary table 261, a second punch-disc storage column 262, and a second punch-disc feeding mechanism 263, where the second punch-disc rotary table 261 is disposed outside the rotary table 211, and the rotation mode of the second punch-disc rotary table 261 is a step rotation; the second punch disc storage columns 262 are sequentially and fixedly arranged on the same circumference of the second punch disc rotary table 261 along the rotation direction of the second punch disc rotary table 261, the distance between two adjacent second punch disc storage columns 262 is an integral multiple of the single step stepping distance of the second punch disc rotary table 261, and the second punch disc storage columns 262 are used for storing upper punch discs 11 to be fed; the second punch disc loading mechanism 263 is disposed between the rotary table 211 and the second punch disc rotary table 261, and is used for automatically grabbing the punch disc 11 to be loaded on the second punch disc storage column 262 to the workpiece storage station 212 on the rotary table 211.
As shown in fig. 8, the second riveting unit 3 includes a second riveting machine 31, a second riveting machine mounting bracket 32, a second riveting work table 33, a workpiece input manipulator 34, and a workpiece output manipulator 35, the second riveting work table 33 is disposed outside the rotary table 211, the second riveting machine mounting bracket 32 is fixedly mounted on the second riveting work table 33, the second riveting machine 31 is fixedly mounted on the second riveting machine mounting bracket 32, the workpiece input manipulator 34 is disposed behind the second feeding device 26, and the workpiece input manipulator 34 is disposed between the workpiece storage station 212 of the rotary table 211 and the second riveting machine 31 for grabbing the workpiece fed by the second feeding device 26 onto the processing station of the second riveting machine 31; the workpiece output manipulator 35 is disposed between the second riveting machine 31 and the visual detection unit 4, and is configured to grasp the workpiece riveted by the second riveting machine 31 onto the visual detection unit 4.
As shown in fig. 9, the visual inspection unit 4 includes a workpiece rotation storage table 41, a visual inspection probe 42, a workpiece gripping robot 43, and a waste bin 44, the workpiece rotation storage table 41 is disposed at the rear side of the workpiece output robot 35, the workpiece rotation storage table 41 is disposed at the right side of the input end of the heat setting unit 5 for storing the workpiece to be visually inspected gripped by the workpiece output robot 35, and the workpiece to be visually inspected is placed on the workpiece rotation storage table 41; the visual inspection probe 42 faces the workpiece rotary storage table 41, the visual inspection probe 42 is equal to the workpiece to be visually inspected in height, the visual inspection probe 42 is connected with the control unit 8, and the visual inspection probe 42 is matched with the workpiece rotary storage table 41 to take a picture of 360 degrees of the workpiece on the workpiece rotary storage table 41; the waste bin 44 is disposed at the left side of the workpiece rotating and storing table 41, the workpiece grabbing manipulator 43 is disposed above the input ends of the waste bin 44, the workpiece rotating and storing table 41 and the heat setting unit 5, and is used for grabbing the workpiece on the workpiece rotating and storing table 41, and is transmitted to the input end of the waste bin 44 or the heat setting unit 5 according to the instruction of the control unit 8, and is transmitted to the input end of the heat setting unit 5 when the workpiece is qualified, and is transmitted to the waste bin 44 when the workpiece is unqualified.
As shown in fig. 10, the heat setting unit 5 includes a first conveyor belt 51, a heating furnace 52, and a shaping press 53, the first conveyor belt 51 being disposed between the vision inspection unit 4 and the force value total inspection unit 6, the first conveyor belt 51 entering the inside of the heating furnace 52 from an inlet of the heating furnace 52, penetrating through the heating furnace 52, and exiting from an outlet of the heating furnace 52; the shaping press 53 is arranged at the outlet of the heating furnace 52, and the first conveyor belt 51 is connected with the force value full detection unit 6 after passing through the shaping press 53; the workpieces to be heat-set are arranged in a row of 2 at the first conveyor belt 51 at the inlet of the heating furnace 52, are heated by the heating furnace 52 in sequence along with the conveyance of the first conveyor belt 51, and are compressed and cooled by the shaping press 53 at the outlet of the heating furnace 52.
As shown in fig. 11, the force value total detection unit 6 includes a second conveyor belt 61, a force value total detection unit frame 62, a flow guiding groove 63, a front end total detection baffle 64, a rear end total detection baffle 65, a total detection force value detection table 66, a total detection force value detection machine 67, a total detection workpiece conveying mechanism 68, and a total detection waste box 69, the second conveyor belt 61 is arranged at the outlet of the first conveyor belt 51, the force value total detection unit 6 frame is fixedly arranged at both sides of the second conveyor belt 61, the cross beams of the force value total detection unit 6 frame are arranged above the second conveyor belt 61, the flow guiding groove 63 is arranged between the second conveyor belt 61 and the cross beams of the force value total detection unit 6 frame, the inlet of the flow guiding groove 63 is larger than the outlet of the flow guiding groove 63, the inlet of the flow guiding groove 63 and the outlet of the flow guiding groove 63 are in smooth transition, the inlet of the flow guiding groove 63 can accommodate 2 workpieces side by side, and the outlet of the flow guiding groove 63 can accommodate 1 workpiece side by side; the number of the front end full-detection baffles 64 is 2, the front end full-detection baffles 64 comprise front baffles 641 and front baffle lifting cylinders 642, the front end full-detection baffles 64 are arranged at the inlet of the diversion trench 63 side by side, and the front end baffle lifting cylinders 642 are fixedly arranged on the cross beam of the force value full-detection unit frame 62; the number of the rear end full-detection baffles 65 is 1, the rear end full-detection baffles 65 comprise rear baffles 651 and rear baffle lifting cylinders 652, the rear end full-detection baffles 65 are arranged at the outlet of the diversion trench 63, and the rear end baffle lifting cylinders 652 are fixedly arranged on the cross beams of the force value full-detection unit frame 62; the full detection force value detection table 66 is arranged on the side edge of the outlet end of the second conveyor belt 61, the full detection force value detection machine 67 is fixedly arranged on the full detection force value detection table 66, the full detection waste box 69 is arranged on the side edge of the full detection force value detection machine 67, and the full detection workpiece conveying mechanism 68 is arranged on the outlet end of the second conveyor belt 61 and the upper end of the full detection force value detection machine 67 and is used for grabbing workpieces at the outlet of the second conveyor belt 61 to the full detection force value detection machine 67, grabbing workpieces which are not detected by the full detection force value detection machine 67 into the full detection waste box 69 and grabbing workpieces which are detected by the full detection force value detection machine 67 into the box packing unit 7 according to detection results.
As shown in fig. 12, the boxing unit 7 comprises a finished workpiece box 71, inclined slide grooves 72, a workpiece driving plate 73, a counter 74 and a third conveyor belt 75, wherein an inlet of the third conveyor belt 75 is connected with the full detection workpiece conveying mechanism 68 and receives workpieces detected by the full detection force value detector 67, the finished workpiece box 71 is sequentially arranged on two sides of the third conveyor belt 75, the inclined slide grooves 72 are fixedly arranged between the third conveyor belt 75 and the finished workpiece box 71, the workpiece driving plate 73 is arranged at an inlet of the inclined slide groove 72 above the third conveyor belt 75, and the counter 74 is arranged at an inlet of the inclined slide groove 72. In this embodiment, the total of 12 work-piece boxes 71 are arranged in two rows on both sides of the third conveyor 75. The finished workpiece 1 sequentially enters the finished workpiece box 71 through the third conveyor 75 under the action of the workpiece driving plate 73 and the inclined chute 72, and the counter 74 counts, when the number of finished workpieces 1 contained in the finished workpiece box 71 reaches a predetermined value, the finished workpiece 1 sequentially enters the set finished workpiece box 71 after the workpiece driving plate 73 is driven.
The control unit 8 is used for the control of the whole spring assembly module automatic assembly line, the control unit 8 further comprises a position detection device 81, and the position detection device 81 is arranged at each moving part for assisting the movement control.
The working flow of the automatic assembly line of the spring group module provided by the invention is as follows:
1. the first feeding device 22 and the spring feeding device 23 automatically feed the lower punch tray 12, the left coil spring 13, and the right coil spring 14 to the work storage stations 212 on the respective rotary tables 211 in this order.
2. The preassembling device 24 preassembles the loaded springs on demand at the workpiece storage station 212 via a force press 241.
3. The first caulking device 25 performs caulking of the work piece after passing through the preassembling device 24, thereby completing the first caulking process.
4. The second feeding device 26 automatically feeds the upper punch plate 11 onto the workpiece riveted by the first riveting device 25.
5. The workpiece input robot 34 of the second riveting unit 3 grips the workpiece fed through the second feeding device 26 onto the second riveting table 33, the second riveting process is completed by the second riveting machine 31, and the workpiece output robot 35 grips the workpiece completed with the second riveting process onto the workpiece rotating storage table 41.
6. The workpiece rotating and storing table 41 rotates to drive the workpiece to rotate 360 degrees, meanwhile, the visual inspection probe 42 shoots, the pictures are transmitted to the control unit 8 to be judged, if the pictures are judged to be unqualified, the unqualified workpiece is grabbed to the waste box 44 by the workpiece grabbing mechanical arm 43, and if the pictures are judged to be qualified, the qualified workpiece is grabbed to the first conveyor belt 51 at the inlet of the heating furnace 52 by the workpiece grabbing mechanical arm 43.
7. The first conveyor belt 51 drives the upper workpiece to pass through the inside of the heating furnace 52 for heating the workpiece, the workpiece enters the shaping press 53 after passing through the heating furnace, the shaping press 53 compresses the workpiece to a preset height and then cools the workpiece, and the cooled workpiece is conveyed to the second conveyor belt 61 by the first conveyor belt 51.
8. The workpieces received at the entrance of the second conveyor belt 61 are 2 rows of side-by-side workpieces, the 2 rows of workpieces are sequentially combined into 1 row of workpieces under the combined action of the second conveyor belt 61, the diversion trench 63 and the front end full-inspection baffle 64, the rear end full-inspection baffle 65 releases the workpieces to be inspected one by one according to the full-inspection process, the full-inspection workpiece conveying mechanism 68 grabs the workpieces to be inspected to the full-inspection force value detecting table 66, the full-inspection force value detecting machine 67 detects force values, the workpieces with qualified force value detection results are grabbed on the third conveyor belt 75 by the full-inspection workpiece conveying mechanism 68, and the workpieces with unqualified force value detection results are grabbed to the full-inspection waste box 69 by the full-inspection workpiece conveying mechanism 68.
9. The workpieces sequentially enter the finished workpiece box 71 by the third conveyor 75 under the cooperation of the inclined chute 72 and the workpiece dial 73, and the counter 74 counts the workpieces entering the finished workpiece box 71.
Example 2:
on the basis of embodiment 1, the number of the spring feeding devices 23 can be increased or decreased according to the specific requirements of the workpiece; the number of finished workpiece boxes 71 may be increased or decreased depending on the production situation.
Each first punch-disc storage column 222 includes 4 or 3 first guide columns (not shown) in which the lower punch-disc is movably sleeved; each second punch-stock column 262 includes 4 or 3 second guide columns (not shown) in which the upper punch-stock is movably nested.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention without requiring creative effort by one of ordinary skill in the art. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (8)

1. The automatic assembly line for the spring set modules is characterized by comprising a final assembly unit, a second riveting unit, a visual detection unit, a heat setting unit, a force value total detection unit, a boxing unit and a control unit; the second riveting unit is arranged behind the final assembly unit; the visual detection unit is arranged behind the second riveting unit; the heat setting unit is arranged behind the visual detection unit; the force value total detection unit is arranged behind the heat setting unit; the boxing unit is arranged behind the force value full detection unit; the control unit is respectively connected with the final assembly unit, the second riveting unit, the visual detection unit, the heat setting unit, the force value total detection unit and the boxing unit;
the visual detection unit comprises a workpiece rotary storage table, a visual inspection probe, a workpiece grabbing manipulator and a waste bin; the workpiece rotating and storing table is arranged at the rear side of the workpiece output manipulator and is arranged at the right side of the input end of the heat setting unit; the visual inspection probe is opposite to the workpiece rotating storage table, the visual inspection probe is equal to the workpiece to be visually inspected in height, and the visual inspection probe is connected with the control unit; the waste box is arranged on the left side of the workpiece rotary storage table, and the workpiece grabbing manipulator is arranged on the waste box, the workpiece rotary storage table and the input end of the heat setting unit;
the workpiece rotary storage table rotates to drive the workpiece to rotate, the visual inspection probe shoots the workpiece at 360 degrees, the photo is transmitted to the control unit to be judged, if the photo is judged to be unqualified, the unqualified workpiece is grabbed to the waste box by the workpiece grabbing mechanical arm, and if the workpiece is judged to be qualified, the qualified workpiece is grabbed to the first conveyor belt at the inlet of the heating furnace by the workpiece grabbing mechanical arm;
the force value full detection unit comprises a second conveyor belt, a force value full detection unit frame, a diversion trench, a front end full detection baffle, a rear end full detection baffle, a full detection force value detection table, a full detection force value detection machine, a full detection workpiece conveying mechanism and a full detection waste bin; the second conveyor belt is arranged at the outlet of the first conveyor belt, the force value full detection unit frames are fixedly arranged on two sides of the second conveyor belt, the cross beams of the force value full detection unit frames are arranged above the second conveyor belt, the guide grooves are arranged between the second conveyor belt and the cross beams of the force value full detection unit frames, the inlets of the guide grooves are larger than the outlets of the guide grooves, the inlets of the guide grooves and the outlets of the guide grooves are in smooth transition, the number of the guide grooves which can accommodate the workpieces side by side is larger than or equal to 1, and the outlets of the guide grooves can accommodate 1 workpiece side by side; the front end full-detection baffles are equal to the number of workpieces which can be accommodated in parallel at the inlets of the diversion trenches, each front end full-detection baffle comprises a front baffle and a front baffle lifting cylinder, the front baffles are arranged at the inlets of the diversion trenches in parallel, and the front baffle lifting cylinders are fixedly arranged on the cross beams of the force value full-detection unit frame; the number of the rear end full-detection baffles is 1, the rear end full-detection baffles comprise rear baffles and rear baffle lifting cylinders, the rear baffles are arranged at the outlet of the diversion trench, and the rear baffle lifting cylinders are fixedly arranged on the cross beam of the force value full-detection unit frame; the full detection force value detection table is arranged on the side edge of the outlet end of the second conveyor belt, the full detection force value detection machine is fixedly arranged on the full detection force value detection table, the full detection waste bin is arranged on the side edge of the full detection force value detection machine, and the full detection workpiece conveying mechanism is arranged on the outlet end of the second conveyor belt, the full detection force value detection machine and the full detection waste bin;
the control unit is used for controlling the whole automatic assembly line of the spring assembly module, and the control unit further comprises a position detection device which is arranged at each moving part and used for assisting movement control.
2. The automatic assembly line for spring stack modules according to claim 1, wherein the assembly unit comprises an assembly workbench, a first feeding device, a spring feeding device, a preassembling device, a first riveting device and a second feeding device; the assembly workbench comprises a rotary table and a workpiece storage station; the rotating part of the rotating table is a circular ring, the rotating mode of the rotating table is stepping rotation, the workpiece storage stations are sequentially and fixedly arranged on the same circumference of the rotating table along the rotating direction of the rotating table, and the distance between two adjacent workpiece storage stations is an integral multiple of the single step distance of the rotating table; the first feeding device, the spring feeding device, the preassembling device, the first riveting device and the second feeding device are sequentially arranged on the circumference of the rotary table along the rotation direction of the rotary table; the first feeding device is arranged at the initial rotation position of the rotary table; the spring feeding device is arranged behind the first feeding device; the preassembling device is arranged behind the spring feeding device; the first riveting device is arranged behind the preassembling device; the second feeding device is arranged behind the first riveting device.
3. The automatic assembly line for spring stack modules of claim 2, wherein the first feeding device comprises a first punch-disc turntable, a first punch-disc storage column, and a first punch-disc feeding mechanism; the first punching turntable is arranged at the outer side of the turntable, and the rotation mode of the first punching turntable is stepping rotation; the first punch disc storage columns are sequentially and fixedly arranged on the same circumference of the first punch disc rotary table along the rotation direction of the first punch disc rotary table, and the distance between adjacent first punch disc storage columns is integral multiple of the single-step stepping distance of the first punch disc rotary table; the first punch disc feeding mechanism is arranged between the rotary table and the first punch disc rotary table; the spring feeding device comprises a spring feeding mechanism and a spring feeding bracket; the spring feeding mechanism is arranged on the inner side of the rotary table, the working end of the spring feeding mechanism is arranged on the upper portion of the workpiece storage station, and the spring feeding bracket is arranged on the outer side of the rotary table and is opposite to the spring feeding mechanism.
4. The spring nest module automated assembly line of claim 3, wherein the preassembly device comprises a force press, a force press bracket; the force value press support is fixedly arranged on the outer side of the rotary table, the force value press is fixedly arranged on the force value press support, the force value press is arranged right above the workpiece storage station, and the up-and-down moving direction of the working end of the force value press is parallel or coincident with the axis of the workpiece on the workpiece storage station.
5. The spring stack module automated assembly line of claim 4, wherein the first staking device comprises a first staking machine, a first staking machine mounting bracket; the first riveting machine mounting bracket is fixedly arranged on the outer side of the rotary table, the first riveting machine is fixedly arranged on the first riveting machine mounting bracket, the first riveting machine is arranged right above the workpiece storage station, and the up-and-down moving direction of the working end of the first riveting machine is parallel or coincident with the axis of the workpiece on the workpiece storage station; the second feeding device comprises a second punch disc rotary table, a second punch disc storage column and a second punch disc feeding mechanism; the second punching turntable is arranged at the outer side of the turntable, and the rotation mode of the second punching turntable is stepping rotation; the second punch disc storage columns are sequentially and fixedly arranged on the same circumference of the second punch disc rotary table along the rotation direction of the second punch disc rotary table, and the distance between adjacent second punch disc storage columns is an integral multiple of the single step stepping distance of the second punch disc rotary table; the second punching disc feeding mechanism is arranged between the rotary table and the second punching disc rotary table.
6. The spring nest module automatic assembly line of claim 5, wherein the second riveting unit includes a second riveting machine, a second riveting machine mounting bracket, a second riveting workstation, a workpiece input robot, a workpiece output robot; the second riveting workbench is arranged on the outer side of the rotary table, the second riveting machine mounting bracket is fixedly arranged on the second riveting workbench, the second riveting machine is fixedly arranged on the second riveting machine mounting bracket, the workpiece input manipulator is arranged behind the second feeding device, and the workpiece input manipulator is arranged between the workpiece storage station of the rotary table and the second riveting machine; the workpiece output manipulator is arranged between the second riveting machine and the visual detection unit.
7. The automated assembly line for spring nest modules as recited in claim 6, wherein said heat setting unit includes a first conveyor, a heating furnace, a sizing press; the first conveyor belt is arranged between the visual detection unit and the force value total detection unit, enters the heating furnace from the heating furnace inlet, penetrates through the heating furnace and penetrates out from the heating furnace outlet; the shaping press is arranged at the outlet of the heating furnace, and the first conveyor belt is connected with the force value full detection unit after passing through the shaping press.
8. The automatic assembly line for spring stack modules of claim 7, wherein the boxing unit comprises a finished workpiece box, a chute, a workpiece dial, a counter, a third conveyor; the third conveyor belt inlet is connected with the full-detection workpiece conveying mechanism, the finished workpiece boxes are sequentially arranged on two sides of the third conveyor belt, the inclined sliding grooves are fixedly arranged between the third conveyor belt and the finished workpiece boxes, the workpiece driving plate is arranged at the inclined sliding groove inlet above the third conveyor belt, and the counter is arranged at the inclined sliding groove inlet.
CN201811611984.1A 2018-12-27 2018-12-27 Automatic assembly line for spring group modules Active CN109465637B (en)

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