CN120322048A

CN120322048A - An automated battery string production line

Info

Publication number: CN120322048A
Application number: CN202510481759.4A
Authority: CN
Inventors: 雷水德; 曾庆礼; 孙海建; 王乐航
Original assignee: Suzhou Deruilian Intelligent Equipment Technology Co ltd
Current assignee: Suzhou Deruilian Intelligent Equipment Technology Co ltd
Priority date: 2025-04-17
Filing date: 2025-04-17
Publication date: 2025-07-15

Abstract

The present invention provides an automated battery string production line, including: an EPE strip laying machine, including an EPE strip feeding device, a first adhesive tape feeding device and an EPE strip laying manipulator, and the rolled EPE strip is placed on the EPE strip feeding device; a bus bar laying machine, including a bus bar feeding and bending device, a second adhesive tape feeding device and a bus bar laying manipulator; a bus bar welding machine, including a welding correction device, a bus bar welding device and a welding top support device, the welding top support device is used to lift the EPE strip, and the lead of the battery string is welded to the bus bar through the bus bar welding device; a battery string conveyor line, and the battery string is sequentially conveyed to the EPE strip laying machine, the bus bar laying machine and the bus bar welding machine through the battery string conveyor line. The present application can automatically realize the laying of EPE strips, the laying and welding of bus bars, with a high degree of automation, saving labor costs and improving work efficiency.

Description

Automatic change battery cluster production line

Technical Field

The invention belongs to the field of photovoltaic cell processing, and particularly relates to an automatic battery string production line.

Background

The battery string production line is an important link in the battery manufacturing process and is an intermediate link of the production of the photovoltaic battery, and the photovoltaic battery pieces are combined into the battery string mainly through welding, laying and other processes, and relevant detection and repair work is carried out. However, in the existing battery string production line, the laying of the EPE strips, the laying of the bus bars and the like are all completed manually, so that the existing production line is more in manual participation, and the production efficiency is reduced.

Disclosure of Invention

In order to solve the problems, the invention provides an automatic battery string production line which can realize automatic production of battery strings, has high automation degree and improves the working efficiency.

The invention is realized by the following technical scheme:

the embodiment of the application provides an automatic battery string production line, which comprises the following steps:

The EPE strip laying machine comprises an EPE strip feeding device, a first adhesive tape feeding device and an EPE strip laying manipulator, wherein the rolled EPE strip is arranged on the EPE strip feeding device, the rolled adhesive tape is arranged on the first adhesive tape feeding device, and the EPE strip and the adhesive tape are laid to the preset position of the battery string through the EPE strip laying manipulator;

the bus bar laying machine comprises a bus bar feeding bending device, a second adhesive tape feeding device and a bus bar laying manipulator, wherein the bus bar feeding bending device is used for feeding, cutting and bending the bus bar, the second adhesive tape feeding device is used for feeding the adhesive tape, and the bus bar and the adhesive tape are laid at the preset position of the battery string through the bus bar laying manipulator;

The bus bar welding machine comprises a welding and rectifying device, a bus bar welding device and a welding propping device, wherein the welding and rectifying device is used for rectifying a battery string;

And the battery string conveying line sequentially conveys the battery strings to the EPE strip laying machine, the bus bar laying machine and the bus bar welding machine through the battery string conveying line.

The beneficial effects are that:

the automatic battery string production line comprises an EPE (electronic product application) bar laying machine, a bus bar welding machine and a battery string conveying line. The battery strings are sequentially conveyed to the EPE strip laying machine, the bus strip laying machine and the bus strip welding machine through the battery string conveying line, EPE strips are laid on the battery strings through the EPE strip laying machine, the laying of the bus strips is realized through the bus strip conveying machine, and the welding of the bus strips and the battery string leads is realized through the bus strip welding machine. The embodiment of the application can automatically realize the laying of the EPE strips, the laying and welding of the bus bars, has high automation degree, saves labor cost and improves working efficiency.

Drawings

FIG. 1 is a schematic diagram of an automated battery string production line;

FIG. 2 is a schematic view of the structure of the steering table device;

FIG. 3 is a schematic view of the steering interface mechanism;

FIG. 4 is a schematic view of the structure of the EPE strip laying machine;

FIG. 5 is a schematic structural view of a short EPE strip feeding mechanism;

FIG. 6 is a partial schematic view of a short EPE strip feed mechanism;

FIG. 7 is a schematic view of the portion A in FIG. 5;

FIG. 8 is a schematic view of the structure of a long EPE strip carrier plate;

FIG. 9 is a schematic view of the structure of the portion B in FIG. 8;

FIG. 10 is a schematic view of a bus bar laying machine;

FIG. 11 is a schematic structural view of an L-shaped feeding bending module;

FIG. 12 is another schematic view of an L-shaped feeding bending module;

FIG. 13 is a schematic view of an outer first bending assembly;

fig. 14 is a schematic structural diagram of a long U-shaped feeding bending module;

FIG. 15 is a schematic diagram of a short U-shaped feeding bending module;

Fig. 16 is a schematic structural view of a second tape feeding device;

FIG. 17 is a schematic view of a tape bending mechanism;

FIG. 18 is another schematic view of the tape bending mechanism;

FIG. 19 is a schematic view of the structure of the pre-applicator;

fig. 20 is a schematic structural view of a third adhesive tape feeding device;

FIG. 21 is a schematic diagram of a stack rework device;

FIG. 22 is a schematic diagram of a stack lift;

FIG. 23 is a schematic diagram of a reworking mobile module;

FIG. 24 is a schematic diagram of a resetting module;

FIG. 25 is a schematic view of a taping machine;

FIG. 26 is a schematic view of a short edge guide mechanism;

FIG. 27 is a schematic view of a defective stacking apparatus;

FIG. 28 is a schematic view of the internal structure of the defective stacking device;

Fig. 29 is a schematic structural view of the conveying mechanism;

FIG. 30 is a schematic view of a bus bar welder;

FIG. 31 is an internal structural view of the bus bar welder;

FIG. 32 is a block diagram of a weld-straightening device;

fig. 33 is an enlarged view showing the structure of the bus bar welding device and the welding jack device;

FIG. 34 is a schematic view of a construction of a flux nozzle;

FIG. 35 is a structural arrangement of a flux reservoir assembly;

FIG. 36 is a schematic view of the internal structure of a diode welder;

fig. 37 is a schematic structural view of a diode feeding device;

FIG. 38 is a schematic view of a diode grasping robot;

FIG. 39 is a schematic diagram of a diode welding device;

FIG. 40 is a schematic structural view of a labeling inspection machine;

Fig. 41 is a schematic structural view of the pressing mechanism;

Fig. 42 is a schematic diagram of a battery string laying machine.

Detailed Description

For further disclosure of the technical scheme of the present invention, the following description of the automatic taping machine is made clearly and completely by referring to the accompanying drawings.

As shown in fig. 1 to 42, an embodiment of the present application provides an automated battery string production line including an EPE bar laying machine 20, a bus bar laying machine 10, a bus bar welding machine 30, and battery string transportation. The EPE strip laying machine 20 comprises an EPE strip feeding device 21, a first adhesive tape feeding device 22 and an EPE strip laying manipulator 23. The EPE strip feeding device 21 is used for feeding and cutting the EPE strips, the first adhesive tape feeding device is used for feeding the adhesive tapes, and the EPE strip laying manipulator 23 is used for grabbing the EPE strips and the adhesive tapes and laying the EPE strips and the adhesive tapes to the preset positions of the battery strings. The bus bar laying machine 10 comprises a bus bar feeding and bending device 11, a second adhesive tape feeding device 12 and a bus bar laying manipulator 13, wherein the bus bar feeding and bending device 11 is used for feeding, cutting and bending bus bars, the second adhesive tape feeding device 12 is used for feeding adhesive tapes, and the bus bar laying manipulator 13 is used for grabbing bus bars and adhesive tapes and laying the bus bars and the adhesive tapes to preset positions of battery strings. The bus bar welding machine 30 includes a welding righting device 31, a bus bar welding device 32, and a welding shoring device 33, the welding righting device 31 is used for righting the battery string, the welding shoring device 33 is used for jacking the EPE bar, and the bus bar welding device 32 is used for welding the bus bar and the lead wire of the battery string together. The EPE bar laying machine 20, the bus bar laying machine 10, and the bus bar welding machine 30 are connected by a battery string transfer line 40, and the battery string is sequentially transferred to the EPE bar laying machine 20, the bus bar laying machine 10, and the bus bar welding machine 30 by the battery string transfer line 40.

The battery strings are sequentially conveyed to the EPE strip laying machine 20, the bus bar laying machine 10 and the bus bar welding machine 30 through the battery string conveying line 40, EPE strips are laid on the battery strings through the EPE strip laying machine 20, the laying of the bus bars is realized through the bus bar conveying line, and the welding of the bus bars and the battery string leads is realized through the bus bar welding machine 30. The embodiment of the application can automatically realize the laying of the EPE strips, the laying and welding of the bus bars, has high automation degree, saves labor cost and improves working efficiency. The battery string conveying line 40 is a common conveying line used by the existing intelligent equipment, and the battery string conveying line 40 can be a conveying belt which is driven by a motor to operate. In one embodiment, the battery string conveyor line 40 may be formed by serially connecting a plurality of conveyor lines, through which the battery string is conveyed throughout the production line. Each section of conveying line is formed by connecting a plurality of conveying belts in series.

In one embodiment, the plurality of conveyor lines may be in a "mouth" configuration with vertical or near vertical positions between adjacent conveyor lines at the turns. In order to realize the transportation of battery strings between the adjacent transportation lines, a steering table device 50 is arranged between the adjacent transportation lines, the steering table device 50 is connected with the two adjacent transportation lines, the two adjacent transportation lines are of L-shaped structures, and the steering table device 50 is used for steering and transporting the battery strings between the two transportation lines.

As shown in fig. 2 and 3, specifically, the turn table device 50 includes a first turn conveyor mechanism 51, a second turn conveyor mechanism 52, and a turn joint mechanism 53, wherein the conveying direction of the first turn conveyor mechanism 51 is opposite to the conveying direction of the second turn conveyor mechanism 52, and the conveying directions of the first turn conveyor mechanism 51 and the second turn conveyor mechanism 52 are perpendicular or nearly perpendicular to the conveying direction of the turn joint mechanism 53. The battery string conveyed to the first steering conveying mechanism 51 is conveyed to the second steering conveying mechanism 52 through the steering docking mechanism 53.

The first steering conveying mechanism 51 and the second steering conveying mechanism 52 are composed of three sections of conveying belts, and each section of conveying belt is composed of two conveying belts. Each conveying belt can be driven by a motor to rotate, so that the conveying of the battery strings is realized. A gap is formed between the adjacent conveyor belts, and both ends of the turning connection mechanism 53 are respectively positioned in the gaps of the first turning conveying mechanism 51 and the second turning conveying mechanism 52.

The turning and connecting mechanism 53 comprises a turning and connecting conveying line 530, a turning and connecting lifting assembly 531 and a connecting and conveying support assembly 532, and the turning and connecting conveying line 530 comprises four sections of conveying belt assemblies, and each section of conveying belt consists of three conveying belts. The conveyer belt can be driven by a motor to run. Each section of conveyer belt has a gap, namely, three sections of conveyer belts can start running simultaneously, and each section of conveyer belt can also start running independently, so that the stack of batteries on the conveyer belt is facilitated.

The turning connection lifting assembly 531 is connected with the turning connection conveying line 530 and the connection conveying support assembly 532, and the turning connection lifting assembly 531 drives the turning connection conveying line 530 and the connection conveying support assembly 532 to lift. Specifically, the steering connection lifting assembly 531 includes a chassis 5311, a lifting frame 5311, and an air cylinder 5312, a chain, and an eccentric 5313 disposed on the chassis 5311. The cylinder 5312 is fixed to the chassis 5311 by bolts or the like, and the eccentric 5313 is rotatably connected to the chassis 5311 by a transmission shaft. The chain is meshed with the eccentric wheel 5313, a piston rod of the air cylinder 5312 is connected with the chain, and the air cylinder 5312 drives the chain to reciprocate, so that the eccentric wheel 5313 can reciprocate. The bottom of the lifting frame 5311 is abutted against the eccentric wheel 5313, and the lifting frame 5311 is driven to ascend or descend in the rotating process of the eccentric wheel 5313. The diverting and docking conveyor line 530 and docking conveyor support assembly 532 are all disposed on the lift frame 5311.

When the battery string is transferred to the first diverting conveyor 51, the lifting frame 5311 is lifted to drive the diverting and transferring conveyor line 530 and the transferring and supporting component 532, so as to transfer the battery string on the first diverting conveyor 51 to the diverting and transferring conveyor line 530. The turning connection conveying line 530 drives the battery string to convey toward the second turning conveying mechanism 52, and after the battery string is located above the second turning conveying mechanism 52, the lifting frame 5311 descends, so that the battery string is transferred to the second turning conveying mechanism 52, and turning conveying of the battery string is achieved.

The docking transport support assembly 532 includes a plurality of support wheels 5320 positioned between the conveyor belts of the turning docking transport lines 530 to support the battery strings, thereby better enabling smooth transport of the battery strings.

In one embodiment, to protect the battery strings, a blocking frame 54 or a blocking plate may be provided at the ends of the first diverting conveyor 51 and the diverting and docking conveyor line 530, so as to prevent the battery strings from being bumped out during the conveying process.

As shown in fig. 4 to 9, in an embodiment, the EPE strip feeding device includes a short EPE strip feeding mechanism 210 and a long EPE strip feeding mechanism 211, where the short EPE feeding mechanism 210 is used for feeding two short EPE strips, and the long EPE strip feeding mechanism 211 is used for feeding one long EPE strip.

In order to achieve feeding of the short EPE strips, the short EPE strip feeding mechanism 210 includes a short EPE strip tray 2101, a short EPE strip pulling assembly 2102, a short EPE strip turning assembly 2103, and a short EPE strip cutting assembly 2104. The short EPE strip pulling assembly 2102 is configured to clamp one end of an EPE strip, and the short EPE strip cutting assembly 2104 is configured to cut the short EPE strip, and the cut short EPE strip is diverted by the short EPE strip diverting assembly 2103.

The coiled EPE strips are arranged on a short EPE strip material tray 2101, the short EPE strip material tray 2101 is arranged on a short EPE strip material loading base 2105, and the short EPE strip material tray 2101 can be rotationally connected with the short EPE strip material loading base 2105 through a transmission shaft and the like. In order to guide the EPE strip, a plurality of guide shafts are arranged on the short EPE strip feeding base 2105, and the EPE strip is guided by the plurality of guide shafts. In one embodiment, the short EPE strip tray 2101 may also be driven by a motor or the like.

The short EPE strip pulling assembly 2102 is arranged at the front end of the short EPE strip tray 2101, the guide shaft is arranged between the short EPE strip tray 2101 and the short EPE strip pulling assembly 2102, and the short EPE strip cutting assembly 2104 is arranged between the short EPE strip pulling assembly 2102 and the guide shaft. To achieve brace pulling of the EPE strip, the short EPE strip pulling assembly 2102 includes a short EPE strip pulling cylinder 21021 and a pulling jaw 21022, the short EPE strip pulling cylinder 21021 is connected with the pulling jaw 21022, and the short EPE strip pulling cylinder 21021 drives the pulling jaw 21022 to move in a direction approaching or moving away from the short EPE strip cutting assembly 2104. Pulling jaw 21022 may be controlled to open and close by a thumb cylinder. After the pulling jaw 21022 clamps one end of the EPE strip, the EPE strip can be driven to move, so that the EPE strip with a certain length is pulled out, and then the EPE strip is cut by the short EPE strip cutting assembly 2104.

In order to realize the cutting of the EPE strips, the short EPE strip cutting assembly 2104 comprises a short EPE strip cutting cylinder 21041 and an EPE strip cutter, and the short EPE strip cutting cylinder 21041 is connected with the EPE strip cutter and drives the EPE strip cutter to move up and down so as to cut off the EPE strips below the EPE strip cutter. The cutter is an existing cutter used on equipment for producing solar cells.

The short EPE strip feeding mechanism 210 further comprises a fixing assembly 2106, the fixing assembly 2106 is located between the short EPE strip cutting assembly 2104 and the guide shaft, the fixing assembly 2106 comprises a fixing driving cylinder 21061 and a fixing pressing plate 20162, the fixing driving cylinder 21061 is connected with the fixing pressing plate 20162, and the fixing driving cylinder 21061 drives the fixing pressing plate 20162 to move up and down. Before the short EPE strip pulling assembly 2102 pulls the EPE strip, the fixed pressing plate 20162 is driven by the fixed driving cylinder 21061 to move downwards, the EPE strip close to the guide shaft is pressed and fixed by the fixed pressing plate 20162, and then the short EPE strip pulling assembly 2102 pulls the EPE strip.

The short EPE strip feeding mechanism 210 further includes a cutting moving assembly 2107, the cutting moving assembly 2107 is connected with the short EPE strip cutting assembly 2104, and the cutting moving assembly 2107 can drive the short EPE strip cutting assembly 2104 to move. Preferably, the cutting movement assembly 2107 moves the short EPE strip cutting assembly 2104 in a direction toward or away from the short EPE strip pulling assembly 2102. After the fixing assembly 2106 fixes one end of the EPE strip, the cutting moving assembly 2107 drives the short EPE strip cutting assembly 2104 to move away from the short EPE strip pulling assembly 2102, so that the other end of the EPE strip is exposed, and then the short EPE strip pulling assembly 2102 clamps the EPE strip. The stationary drive cylinder 21061 of the stationary assembly 2106 then moves the stationary platen 20162 upwardly and the short EPE strip pulling assembly 2102 pulls the EPE strip to the pull-string position. Then, the cutting moving unit 2107 drives the short EPE strip cutting unit 2104 to move a predetermined distance in a direction approaching to the short EPE strip pulling unit 2102, and the short EPE strip cutting unit 2104 cuts the EPE strip.

Specifically, the cutting moving assembly 2107 includes a cutting moving cylinder 21071 and a cutting moving slide rail 21072, the short EPE strip cutting assembly 2104 is connected to the cutting moving slide rail 21072 through a slider, the cutting moving cylinder 21071 and the short EPE strip cutting assembly 2104, and the cutting moving cylinder 21071 drives the short EPE strip cutting assembly 2104 to move along the cutting moving slide rail 21072.

In one embodiment, the short EPE strip feeding mechanism 210 further comprises an EPE strip supporting and loading assembly 2108, the EPE strip supporting and loading assembly 2108 is connected with the short EPE strip pulling assembly 2102, and the EPE strip supporting and loading assembly 2108 is used for supporting and loading the cut EPE strips onto the short EPE strip steering assembly 2103. The short EPE bar steering assembly 2103 may drive the short EPE bar to achieve a 90 degree rotation, thereby achieving angular adjustment of the short EPE bar. The EPE strip carrying assembly 2108 may be a conveyor belt, the EPE strip carrying assembly 2108 being connected to the short EPE strip pulling assembly 2102 by a connecting plate. After the short EPE strip is cut, the EPE strip carrying assembly 2108 drives the short EPE strip pulling assembly 2102 to move in a direction close to the short EPE strip steering assembly 2103 until the short EPE strip is transferred to the position above the short EPE strip steering assembly 2103. The pulling jaw 21022 is then opened, placing the short EPE strip onto the short EPE strip steering assembly 2103. The short EPE strip steering assembly 2103 includes a steering tray 21081 that can be rotated by an existing rotary cylinder 21081. In this embodiment, two steering trays 21081 are used to feed two short EPE strips at a time. Wherein two steering trays 21081 may be arranged side by side, two short EPE strips are supported by the EPE strip support assembly 2108 into the steering tray 21081.

In another embodiment, the short EPE strip feeding mechanism 210 may further comprise a tray moving assembly 2109, the tray moving assembly 2109 being connected to the turning tray 21081. After the short EPE strips are placed on the steering tray 21081, the steering tray 21081 is driven by the tray moving assembly 2109 to move in a direction away from the EPE strip supporting assembly 2108, so that the follow-up short EPE strips are taken out conveniently. The tray moving assembly 2109 may be transported by a motor and a conveyor belt.

In one embodiment, long EPE strip feed mechanism 211 is used for feeding long EPE strips. The long EPE strip feeding mechanism 211 comprises a long EPE strip feeding tray 2111, a material preparation tray 2110 and a long EPE strip supporting plate. Go up EPE strip charging tray and prepare tray 2110 and all be provided with big charging tray and little charging tray, be provided with first material loading way 2112 and second material loading way 2113 on the long EPE strip holds in the palm the carrier plate, all be provided with on the side of first material loading way 2112 and second material loading way 2113 and draw clamping jaw 2114. It should be noted that the long EPE strip loading tray 2111 and the stock tray 2110 are relatively named, i.e., one set is used for loading and the other set is used for stock. The long EPE strip feeding tray 2111 and the stock preparation tray 2110 all comprise two trays, namely a large tray and a small tray, and feeding of one strip or two strips at a time can be realized according to requirements, and the feeding is carried out on the first feeding channel 2112 or the second feeding channel 2113, and clamping jaws are respectively arranged on the left side and the right side of the pulling clamping jaw 2114 so as to respectively meet the feeding requirements of the left end and the right end. The EPE strip feeding tray and the stock tray 2110 are symmetrically arranged left and right.

Limiting blocks 2115 and limiting columns 2116 are arranged in the first feeding channel 2112 and the second feeding channel 2113, the limiting blocks 2115 are connected with limiting cylinders through adjusting plates 2117, the limiting blocks 2115 are driven to move through the limiting cylinders and the adjusting plates 2117, and the positions of long EPE strips on the first feeding channel 2112 or the second feeding channel 2113 can be adjusted through the matching of the limiting columns 2116. That is, the limiting cylinder drives the limiting block 2115 to move in a direction approaching the limiting column 2116, so that the long EPE strip is placed between the limiting block 2115 and the limiting column 2116.

Wherein, the long EPE strip feeding mechanism 211 also comprises a short EPE strip cutting assembly 2104, a fixing assembly 2106 and a cutting moving assembly 2107, and the structure of the pulling clamping jaw 2114 is similar to that of the short EPE strip pulling assembly 2102. The long EPE strip feeding mechanism 211 performs feeding and cutting on the principle similar to that of the short EPE strip feeding mechanism 210, and is different from the short EPE strip feeding mechanism 210 in that the long EPE strip feeding mechanism 211 directly pulls the EPE strip onto the first feeding channel 2112 and the second feeding channel 2113 through the pulling clamping jaw 2114.

In one embodiment, the first tape loading device 22 may be an existing tape stripper that can perform loading, stripping and cutting of the tape.

The EPE strip laying robot 23 includes a six-axis robot 230 and a suction bar module 231, the suction bar module 231 is connected with the six-axis robot 230, and the suction bar module 231 includes a long EPE strip suction cup group, a short EPE suction cup group, and a tape suction cup group. When the robot is in operation, the six-axis robot 230 can flexibly turn and displace in six degrees of freedom, the long EPE strip sucker group on the sucker rod module 231 is used for adsorbing long EPE strips in the X-axis direction, the short EPE sucker group is used for adsorbing two short EPE strips in the Y-axis direction on the turning tray 21081, and the adhesive tape sucker group is used for adsorbing two adhesive tapes. The suction rod module 231 realizes the material taking of the adhesive tape and the EPE strip through vacuum suction. The working principle and structure of the six-axis robot 230 can be the prior art.

The working steps of the EPE strip laying machine 20 are that firstly, the six-axis robot 230 drives the short EPE sucker group on the suction rod module 231 to sequentially adsorb two short EPE strips on the steering tray 21081, then the six-axis robot 230 drives the suction rod module 231 to the lower part of the long EPE strips to suck the long EPE strips by using the long EPE strip sucker, then the six-axis robot 230 and the suction rod module 231 rotationally swing to the upper part of the adhesive tape feeding mechanism to suck two adhesive tapes, finally the six-axis robot 230 and the suction rod module 231 rotationally swing to the battery string position on the battery string conveying line 40, the long EPE strips and the two short EPE strips are sequentially placed, and the two adhesive tapes are sequentially placed at the joint of the two short EPE strips and the long EPE strips, so that the laying is completed.

The long EPE strips and the short EPE strips of the embodiment are in an F-shaped structure after being laid, and the adhesive tape is laid at the joint between the long EPE strips and the short EPE strips, so that the long EPE strips and the short EPE strips are connected together.

In the automated battery string production line of the present application, the battery string is first conveyed to the EPE bar laying machine 20 by the battery string conveying line 40 for laying of the EPE bars, and then conveyed to the bus bar laying machine 10 by the driving of the battery string conveying line 40 for laying of the bus bars.

As shown in fig. 10 to 18, the busbar loading and bending device 11 includes an L-shaped loading and bending module 111, and the L-shaped loading and bending module 111 includes a first busbar loading mechanism 1111, a first busbar pulling mechanism 1112, a first busbar cutting mechanism 1113, and a first busbar bending mechanism 1114. The first bus bar drawing mechanism 1112 and the first bus bar cutting mechanism 1113 are located at one side of the first bus bar feeding mechanism 1111, the first bus bar drawing mechanism 1112 is used for drawing out bus bars with predetermined lengths, the bus bars are cut by the first bus bar cutting mechanism 1113, and the cut bus bars are folded into an L shape by the first bus bar bending mechanism 1114. The bus bar laying manipulator 13 comprises a six-axis laying robot 130 and a bus bar sucker assembly, wherein the bus bar sucker assembly is connected with the six-axis laying robot 130, and the L-shaped bus bar is sucked and placed at a preset position on the battery string through the bus bar sucker assembly.

The bus bar is fed by the first bus bar feeding mechanism 1111, then the bus bar with a predetermined length is pulled out by the first bus bar pulling mechanism 1112, then the bus bar is cut off by the first bus bar cutting mechanism 1113, finally the cut bus bar is bent into an L shape by the first bus bar bending mechanism 1114, and the bent bus bar is sucked and placed at a predetermined position of the battery string by the bus bar laying manipulator 13. The busbar material loading bending device 11 of this embodiment can realize automatic feeding, cutting and bending of busbar, for current manual bending busbar, and degree of automation is high, has practiced thrift the cost of labor, has improved work efficiency.

In an embodiment, the first bus bar feeding mechanism 1111 includes a first feeding base 11111, a first feeding tray 11112 and a plurality of first guide wheels 11113, where the first feeding tray 11112 and the plurality of first guide wheels 11113 can be rotationally connected to the first feeding base 11111 through a transmission shaft. The first feeding tray 11112 can also be driven to rotate by a motor or the like, so that the feeding of the bus bars is realized. The rolled bus bar is wound on the first feeding tray 11112, is connected to the plurality of first guide wheels 11113, and is guided by the plurality of first guide wheels 11113, so that the bus bar is fed along a predetermined route. First bus bar drawing mechanism 1112, first bus bar cutting mechanism 1113, and first bus bar bending mechanism 1114 are all connected to first loading base 11111.

In another embodiment, the first bus bar feeding mechanism 1111 may further include a buffer storage wheel 11114 and a buffer fixing plate, where the buffer storage wheel 11114 is rotatably connected to the buffer fixing seat through a rotation shaft. Meanwhile, two buffer stop rods 11115 which are oppositely arranged can be fixed on the first feeding base 11111, and a buffer discharging wheel 11114 is arranged between the two buffer stop rods 11115. The buffer fixing seat can be detachably connected with the first feeding base 11111 through bolts and the like, so that the position of the buffer storage material wheel 11114 on the first feeding base 11111 is adjusted. The bus bars are fed after passing through a slow storage material wheel 11114 and a guide wheel.

To define the travel path of the bus bar, the first bus bar loading mechanism 1111 further includes a first stop assembly secured to the first loading base 11111, the first stop assembly being located on one side of the first bus bar cutting mechanism 1113. The first limiting assembly comprises a first limiting cylinder 11116, a first limiting pressing block 11117 and a second limiting pressing block 11118, the first limiting cylinder 11116 and the second limiting pressing block 11118 are both fixed on a first feeding base 11111, the first limiting pressing block 11117 is connected with the first limiting cylinder 11116, and the first limiting pressing block 11117 is arranged above the second limiting pressing block 11118. The second limit pressing block 11118 is provided with a limit groove, and an opening of the limit groove faces the first limit pressing block 11117. The bus bar passes through the limiting groove, and the first limiting cylinder 11116 drives the first limiting pressing block 11117 to move downwards, so that the bus bar is prevented from moving out of an opening of the limiting groove.

In order to achieve the clamping of the bus bar, the first bar drawing mechanism 1112 comprises a first bar drawing clamping jaw 11120 and a first bar drawing moving assembly 11121, the first bar drawing clamping jaw 11120 is connected with the first bar drawing moving assembly 11121, and the first bar drawing moving assembly 11121 drives the first bar drawing clamping jaw 11120 to move. The first bracing jaw 11120 is controlled to open and close by a thumb cylinder or the like, thereby achieving gripping of the bus bar. The first bar moving assembly 11121 may be a belt driven by a motor, or an existing linear module, or a sliding rail, where the first bar clamping jaw 11120 is connected to the sliding rail through a sliding block, and drives the first bar clamping jaw 11120 to slide on the sliding rail through an air cylinder or the like. One end of the first brace moving assembly 11121 is fixed to the first feeding base 11111 by a connection manner such as a bolt.

After the first bus bar feeding mechanism 1111 realizes the feeding of the bus bar, the first bus bar pulling mechanism 1112 pulls one end of the bus bar, and the first bar pulling jaw 11120 is driven by the first bar moving assembly 11121 to move a certain distance, so that the bus bar with a predetermined length is pulled out, and then the first bus bar cutting mechanism 1113 cuts the bus bar.

The first bus bar cutting mechanism 1113 includes a first bus bar cutting cylinder 11130, a first bus bar cutting base 11131, and a first bus bar cutting blade 11132, wherein the first bus bar cutting base 11131 is fixed on the first feeding base 11111. The first bus bar cutting cylinder 11130 is fixed to the first bus bar cutting base 11131 by bolts or the like, and the first bus bar cutting blade 11132 is connected to the first bus bar cutting cylinder 11130. The first bus bar cutting cylinder 11130 drives the first bus bar cutting blade 11132 to move. In other embodiments, the cylinder may also drive the first bus bar cutting mechanism 1113 to move in the lateral direction.

In order to realize the movement of the first bus bar cutting blade 11132, a blade moving slide rail 11133 is further arranged on the first bus bar cutting base 11131, the first bus bar cutting blade 11132 is connected with the blade moving slide rail 11133 through a sliding block, and the first bus bar cutting cylinder 11130 drives the first bus bar cutting blade 11132 to move along the blade moving slide rail 11133. In one embodiment, the primary bus bar cutting blade 11132 may be formed in a scissor-like structure and opened and closed by a thumb cylinder or the like to cut the bus bar. The primary bus bar cutting blade 11132 may also be an existing blade for cutting bus bars. After the bus bar passes through the lower part of the first bus bar cutting base 11131, one end of the bus bar is clamped by the first brace clamping jaw 11120, the bus bar with a preset length is pulled out, and then the first bus bar cutting cylinder 11130 drives the first bus bar cutting blade 11132 to move downwards, and the bus bar is cut off through the first bus bar cutting blade 11132.

In one embodiment, the L-shaped feeding bending module 111 further includes a first bus bar straightening mechanism 1119, where the first bus bar straightening mechanism 1119 is used for straightening the bus bar. The primary bus bar correcting mechanism 1119 is located on one side of the primary bus bar feeding mechanism 1111. The primary bus bar return mechanism 1119 includes a primary bus bar return base 11190, a primary bus bar return base 11191, a primary bus bar return cylinder 11192, a primary bus bar return fixing plate 11193, and a primary bus bar return lever 11194. The first bus bar centering mount 11191 is fixed to the first bus bar centering mount 11190, the first bus bar centering cylinder 11192 is fixed to the first bus bar centering mount 11191, and the cylinder shaft of the first bus bar centering cylinder 11192 is connected to the first bus bar centering mount 11193. The plurality of primary bus bar return levers 11194 are fixed to the primary bus bar return fixing plate 11193 at the bottom of the plurality of primary bus bar return levers 11194. A slide rail is provided on the first bus bar aligning base 11191, and the first bus bar aligning fixing plate 11193 is slidably connected with the slide rail. A first bending substrate 11195 is also fixed to the first bus bar-returning mount 11191.

The first bus bar centering bar 11194 is located at one side of the first bending substrate 11195, and a plurality of centering bars may be fixed to the other side of the first bending substrate 11195. The first bus bar straightening rod 11194 is driven by the first bus bar straightening cylinder 111925 to move towards the direction close to the bus bar, so that the bus bar is straightened.

After the bus bar is cut and aligned, the bus bar is then bent by the first bus bar bending mechanism 1114, and the first bus bar aligning mechanism 1119 is fixed to the first bus bar base plate. First bus bar bending mechanism 1114 includes a first bead assembly 11140 and a first bending assembly 11141. The first molding assembly 11140 includes a first molding base 111401, a first molding cylinder 111402, and a first press block 111403, the first molding cylinder 111402 is fixed on the first molding base 111401, and the first press block 111403 is connected to a driving shaft of the first molding cylinder 111402. The first press 111403 is located above the first folded substrate 11195. The first bending assembly 11141 includes a first bending bottom plate 111410, a first straightening cylinder 111411, a first bending cylinder 111412, and a first bending clamp claw 111413. First folding bottom plate 111410 is fixed to first bus bar return bottom plate 11190, first straightening cylinder 111411 is fixed to first folding bottom plate 111410, and first folding grip 111413 is fixed to first jaw fixing plate 111414. The first straightening cylinder 111411 is connected to the first clamping jaw fixing plate 111414, the first bending cylinder 111412 is fixed to the first bending clamping jaw 111413 fixing plate, the first bending cylinder 111412 is connected to the first bending clamping jaw 111413, and the first bending cylinder 111412 drives the first bending clamping jaw 111413 to be connected. A sliding rail is further disposed on the first bending bottom plate 111410, and the first clamping jaw fixing plate 111414 is slidably connected to the sliding rail, and the first straightening cylinder 111411 drives the first bending clamping jaw 111413 to slide on the sliding rail. The first bending grip 111413 is opened and closed by a thumb cylinder or the like to grip the bus bar. The first bending cylinder 111412 is fixed to the fixing plate of the first bending jaw 111413, and the first bending cylinder 111412 is connected to the first bending jaw 111413. The first bending cylinder 1114125 is a rotary cylinder, and is used for driving the first bending clamping claw 111413 to rotate.

The first bending clamp claw 111413 clamps a predetermined position on the bus bar, then the first bending clamp claw 111413 is driven to rotate by the first bending cylinder 111412 until the bus bar is bent by 90 degrees, and then the first straightening cylinder 111411 drives the first bending clamp claw 111413 to move away from the first bending substrate 11195, so that the bent bus bar is pulled out, and the bus bar is bent into an L shape. After the bus bar is bent, the first pressing block 111403 is driven to move downwards by the first pressing bar cylinder 111402, and the bending part is pressed by the first pressing block 111403, so that the bus bar is bent and formed.

In one embodiment, the busbar loading bending device 11 further includes an elongated U-shaped loading bending module 112. The long U-shaped feeding and bending module 112 includes a second bus bar feeding mechanism 1120, a second bus bar pulling mechanism 1121, a second bus bar cutting mechanism 1122, and a second bus bar bending mechanism 1123. The second bus bar drawing mechanism 1121 and the second bus bar cutting mechanism 1122 are located at one side of the second bus bar feeding mechanism 1120, the second bus bar drawing mechanism 1121 is used for drawing out bus bars with a predetermined length, the bus bars are cut by the second bus bar cutting mechanism 1122, and the cut bus bars are folded into a long U shape by the second bus bar bending mechanism 1123.

Specifically, the structure and the working principle of the second bus bar feeding mechanism 1120 are the same as those of the first bus bar feeding mechanism 1111, and the structure and the working principle thereof can be referred to the first bus bar feeding mechanism 1111, and are not described herein.

The working principle of the structure of the second bus bar drawing mechanism 1121 is the same as that of the first bus bar drawing mechanism 1112, and the structure and working principle of the second bus bar cutting mechanism 1122 are the same as those of the first bus bar cutting mechanism 1113, and are not described in detail herein.

Unlike the first bus bar bending mechanisms 1114, the number of the second bus bar bending mechanisms 1123 is two, and the two second bus bar bending mechanisms 1123 are respectively located at both ends of the second bending substrate 1125. The second bus bar bending mechanism 1123 comprises a second pressing bar component 11231 and a second bending component 11232, the end part of the bus bar is bent through the two second bending components 11232, and the two second pressing bar components 11231 are respectively used for pressing bending parts at two ends of the bus bar to bend and shape the bus bar. The second molding assembly 11231 has the same structure and operation as the first molding assembly 11140, and the second bending assembly 11232 has the same structure and operation as the first bending assembly 11141, and will not be described again. The two second bending members 11232 cooperate to bend the elongated bus bar into a U-shape.

In the long U-shaped feeding bending module 112, the two second bead assemblies 11231 can be driven to move in the transverse and vertical directions by the existing linear module, so as to adjust the positions of the two second bead assemblies.

In an embodiment, the second bus bar bending mechanism 1123 further includes a second bending moving component 1126, where the second bending moving component 1126 is connected to one of the second bending components 11232, and the second bending moving component 1126 drives the second bending component 11232 to move along the length direction of the second bus bar bottom plate. The second bending moving component 1126 may drive the second bending component 11232 to move on the sliding rail through a ball screw, and the second bending moving component 1126 may also drive the second bending component 11232 to move through a belt or the like.

In an embodiment, the busbar loading bending device 11 further includes a short U-shaped loading bending module 113, the long U-shaped loading bending module 112 is located between the short U-shaped loading bending module 113 and the L-shaped loading bending module 111, and the busbar laying manipulator 13 is located at one side of the short U-shaped loading bending module 113.

The short U-shaped feeding and bending module 113 includes a third bus bar feeding mechanism 1131, a third bus bar pulling mechanism 1132, a third bus bar cutting mechanism 1133 and a third bus bar bending mechanism 1134. The third bus bar drawing mechanism 1132 and the third bus bar cutting mechanism 1133 are located at one side of the third bus bar feeding mechanism 1131. The third bus bar drawing mechanism 1132 is used for drawing out bus bars with a predetermined length, the bus bars are cut by the third bus bar cutting mechanism 1133, and the cut bus bars are folded into a short U shape by the third bus bar bending mechanism 1134.

The structure and the working principle of the short U-shaped feeding bending module 113 are the same as those of the long U-shaped feeding bending module 112, and will not be described herein. Because the U-shaped bus bar size of bending of the long U-shaped feeding bending module 112 is larger than the U-shaped bus bar size of bending of the short U-shaped feeding bending module 113, the short U-shaped feeding bending module 113 is smaller in size and more compact in structure. The number of the third bus bar bending mechanisms 1134 is two, and the two third bus bar bending mechanisms 1134 are respectively located at two ends of the third bending substrate 1135. The third bus bar bending mechanism 1134 comprises a third pressing bar component 11341 and a third bending component 11342, wherein the ends of the bus bar are bent through the two third bending components 11342, and the two third pressing bar components 11341 are used for pressing bending positions at two ends of the bus bar.

The number of the bus bar sucking discs can be multiple, and the bus bar sucking disc assemblies are respectively used for sucking the L-shaped bus bars, the long U-shaped bus bars and the short U-shaped bus bars, and the bus bar sucking disc assemblies are respectively used for sucking the bus bars and then placing the bus bars at preset positions of the battery strings. Wherein the six-axis robot 230 is an existing robot. The busbar sucking disc subassembly has a plurality of sucking discs, and the sucking disc realizes the absorption of busbar through the mode of vacuum adsorption.

The bus bar laying manipulator 13 is located between the L-shaped feeding bending module 111 and the second adhesive tape feeding device 12. The second tape loading device 12 includes a tape bending mechanism 120, a tape peeling mechanism 121, a tape carrier 122 and a tape transfer mechanism 123, the tape carrier 122 is located at one side of the tape transfer mechanism 123, and the tape bending mechanism 120 and the tape peeling mechanism 121 are located at one end of the tape carrier 122.

The tape bending mechanism 120 includes a feeding bending base 1201, a second tape feeding tray 1202, a tape folding mechanism 1203, a second tape gripping mechanism 1204 and a second tape cutting mechanism 1205, which are disposed on the feeding bending base 1201. The second tape tray 1202 is disposed on the tray base, and the second tape tray 1202 is rotatably connected with the tray base through a rotation shaft or the like. The rolled tape is placed on a tape tray 632 for feeding. The tape tray 632 may also be rotated by a motor or the like. The tray base is fixed on the feeding bending base 1201, and the tape folding mechanism 1203 is located the front end of the second tape tray 1202, and the second tape cutting mechanism 1205 is located between the tape folding mechanism 1203 and the second tape clamping mechanism 1204.

The adhesive tape folding mechanism 1203 includes a folding moving assembly 12030, a folding jaw 12031, and a folding rotating cylinder 12032, the folding rotating cylinder 12032 is connected to the folding moving assembly 12030, and the folding jaw 12031 is connected to the folding rotating cylinder 12032. The folding jaw 12031 may be controlled to open and close by a thumb cylinder or the like, thereby clamping the adhesive tape. The folding moving assembly 12030 can drive the folding rotating cylinder 12032 to move on the sliding rail through the existing ball screw, or the folding moving assembly 12030 can drive the folding rotating cylinder 12032 to move through a motor driving belt and other modes. The fold movement assembly 12030 drives the fold rotation cylinder 12032 and the fold clamping jaw 12031 to move in a direction approaching or separating from the adhesive tape. The two jaws of the folding jaw 12031 may be of cylindrical configuration.

The second tape cutting mechanism 1205 includes a tape cutting cylinder 12051 and a second cutter 12052, and the tape cutting cylinder 12051 is fixed to the feeding bending base 1201. The second cutter 12052 is connected to the tape cutting cylinder 12051 through a connection plate or the like, and the tape cutting cylinder 12051 drives the second cutter 12052 to move up and down. The second cutter 12052 may be any conventional cutter for cutting the adhesive tape, and the second cutter 12052 is located under the adhesive tape.

The second tape gripping mechanism 1204 includes a gripping drive member 12040 and a tape gripper 12041, where the gripping drive member 12040 is fixed to the feeding bending base 1201. The clamping driving member 12040 is connected to the adhesive tape clamping jaw 12041, and the adhesive tape clamping jaw 12041 can be controlled to open or close by a thumb cylinder, and the clamping driving member 12040 drives the adhesive tape clamping jaw 12041 to move towards or away from one end of the adhesive tape. The gripping drive 12040 may be a pneumatic cylinder. The clamping drive 12040 moves the adhesive tape clamping jaw 12041 toward or away from one end of the adhesive tape

After the adhesive tape is fed, the folding jaw 12031 is first in an open-close state, the adhesive tape passes through the middle part of the folding jaw 12031, and the folding jaw 12031 clamps the adhesive tape. Then, the folding rotary cylinder 12032 drives the folding clamping jaw 12031 to rotate 180 degrees, so that one surface of the adhesive tape on two sides of the folding clamping jaw 12031, which is provided with adhesive, is adhered, and a folding surface without adhesive is formed on the adhesive tape. The tape clamping jaw 12041 clamps the folded position of the tape after the tape is folded in half, and the compaction of the folded position is realized while the tape is clamped. The folding movement assembly 12030 then drives the folding jaw 12031 to move away from the adhesive tape, thereby withdrawing the folding jaw 12031 from the adhesive tape. Then, the second clamping driving member 12040 drives the adhesive tape clamping jaw 12041 to move, the adhesive tape is pulled outwards to a limiting position, and then the doubling-up moving assembly 12030 drives the doubling-up clamping jaw 12031 to move back to the working position in a direction approaching the adhesive tape. Finally, the second cutter 12052 is driven by the adhesive tape cutting cylinder 12051 to move upwards to cut the adhesive tape, so that the adhesive tape is folded and cut.

After the adhesive tape is cut, the adhesive tape transfer mechanism 123 drives the adhesive tape to move to the adhesive tape stripping mechanism 121 to strip the release paper on the adhesive tape. The tape transfer mechanism 123 includes a tape transfer unit 1230, a transfer lift unit 1231, and a plurality of transfer suction cups 1232. The transfer lift assembly 1231 is connected to the tape transfer assembly 1230, and the plurality of transfer suction cups 1232 are connected to the transfer lift assembly 1231. The tape transfer unit 1230 and the transfer lift unit 1231 may be conventional linear modules. The transferring sucker 1232 sucks the adhesive tape by vacuum suction. The number of transfer cups 1232 may be four.

After the tape is cut, the tape transfer assembly 1230 drives the transfer chuck 1232 to move above the tape clamping jaw 12041, and then the transfer lifting assembly 1231 drives the transfer chuck 1232 to move downwards, and the tape clamping jaw 12041 releases the tape and simultaneously transfers the chuck 1232 to suck the tape. The tape transfer assembly 1230 drives the tape to move to the tape stripping mechanism 121 to strip the release paper on the tape. The tape stripping mechanism 121 may be a conventional tape stripper or a tape stripping device, which is a conventional technology and can strip the tape. The tape stripping mechanism 121 may also be a manual bench stripper or a semi-automatic stripper to facilitate stripping of the tape.

After the tape is peeled off, the tape is transferred to the tape stage 122 by the transfer chuck 1232. The number of the adhesive tape carriers 122 in this embodiment may be four, and the four adhesive tape carriers 122 are all located on the carrier moving rail 125, and the adhesive tape carriers 122 may be driven by the air cylinders to slide on the carrier moving rail 125, so as to adjust the positions of the adhesive tape carriers 122. The busbar applying robot 13 may further include adhesive tape suction cups, and the number of the adhesive tape suction cups may be four, and the adhesive tape suction cups are connected to the six-axis applying robot 130. After the tape is transferred to the tape stage 122, the tape is sucked by the tape suction cup and attached to the bus bar, thereby fixing the L-shaped bus bar, the long U-shaped bus bar, and the short U-shaped bus bar to the glass on the battery string.

The embodiment of the application can automatically realize bending of the L-shaped and U-shaped bus bars, can realize laying and pasting fixation of the bus bars, and increases the yield while improving the working efficiency.

As shown in fig. 1, 19 and 20, the automated battery string production line further includes a pre-applicator 60, and after the bus bars are applied to the battery strings, the battery strings are then transferred to the pre-applicator 60, thereby transferring the battery strings to the FR4 board. The pre-laying machine 60 is disposed between the bus bar laying machine 10 and the bus bar welding machine 30. The pre-laying machine 60 comprises a battery string-correcting device 61, a pre-laying manipulator 62, a third adhesive tape feeding device 63 and an FR4 board conveying line 644. The battery string righting device 61 is used for righting the battery string, the pre-laying manipulator 62 is used for placing the battery string on the FR4 board of the FR4 board conveying line 644, and the third adhesive tape feeding device 63 is used for feeding the adhesive tape and realizes the pasting of the adhesive tape through the pre-laying manipulator 62.

Further, the battery string righting device 61 includes a righting region and a plurality of righting sensors, the plurality of righting sensors are all disposed in the righting region, and the plurality of righting sensors may be respectively disposed at upper and lower sides of the righting region. The sensors positioned on the upper side and the lower side of the resetting area correspond to each other, and one of the sensors is a transmitting end sensor and the other is a receiving end sensor. In one embodiment, the normalization sensor may be a correlation laser sensor, and the laser beam may be parallel to the string plane and highly aligned to the string edge. When the battery string is placed in the righting region, whether the righting is required or not can be determined according to whether the laser beam is covered or not. When the correction is needed, the position of the battery string is adjusted by the pre-application manipulator 62.

After the battery string is normalized, the battery string is sucked by the pre-application manipulator 62 and then placed on the FR4 board of the FR4 board conveying line 644, and then the glass at the lower part of the battery string is adhered to the FR4 board by the adhesive tape. The pre-application robot 62 includes a pre-application six-axis robot 621 and a plurality of battery string suction cups 622, and the plurality of battery string suction cups 622 are connected to the pre-application six-axis robot 621. The pre-applied six-axis robot 621 may be an existing six-axis robot, and the battery string sucker 622 may suck the battery string and the adhesive tape by vacuum suction.

The third tape feeding device 63 includes a plurality of tape feeding strippers 630, and an fr4 board conveying line 644 is located between the third tape feeding device 63 and the battery string correcting device 61. Preferably, the number of tape loading strippers 630 may be three. The third adhesive tape feeding device 63 further comprises an adhesive tape feeding slide rail 631, the three adhesive tape feeding stripping machines 630 are all in sliding connection with the feeding slide rail through sliding blocks, and the detachable connection of the adhesive tape feeding stripping machines 630 and the adhesive tape feeding slide rail 631 can be realized through adjusting bolts and the like.

Specifically, the tape loading stripper 630 includes a tape loading base 632, a tape tray 632 and a tape stripping main body 633, the tape tray 632 is rotationally connected with the tape loading base 632 through a rotating shaft, etc., and the tape stripping main body 633 is fixed on the tape loading base 632. The tape stripping main body 633 is provided with a tape stripping knife 634, a gap for the release paper to pass through is arranged between the bottom of the tape stripping knife 634 and the tape stripping main body 633, and a release paper guide shaft for guiding the release paper is arranged below the tape stripping knife 634. The adhesive tape feeding base 632 is further provided with a release paper collecting roll 635 which is rotationally connected with the adhesive tape feeding base 632 through a rotating shaft.

When the tape feeding stripper 630 works, the rolled tape is placed on the tape tray 632, one end of the tape is placed on one side of the tape stripper, release paper on the tape is placed in a gap between the tape stripping knife 634 and the tape stripping main body 633, and one end of the release paper passes through the release paper guide shaft and then is placed on the release paper collecting roll 635. When the adhesive tape is fed, the adhesive tape is pushed forward to separate the adhesive tape from the release paper, and then the adhesive tape is sucked by laying the battery string sucker 622 on the six-axis robot 130, and three adhesive tapes can be grabbed at a time, so that the adhesive tape is stuck from three different positions. The adhesive tape roll is provided with a plurality of adhesive tape sections, and the adjacent adhesive tape sections are not adhered, so that the adhesive tape does not need to be cut after the release paper is peeled off.

In one embodiment, when the feeding speed of the battery string is faster than the sticking speed of the adhesive tape, the battery string can be temporarily stored. The pre-laying machine 60 further comprises a battery string stacking mechanism 65, wherein the battery string stacking mechanism 65 comprises a stack material box 651 and a stack lifting component, the stack lifting component is connected with the stack material box 651, and the stack lifting component drives the stack material box 651 to move up and down. Along the height direction of the stack magazine 651, a plurality of stack positions 6510 are provided on the stack magazine 651. When the feeding speed of the battery strings is faster than the sticking speed of the adhesive tape, the pre-applying manipulator 62 can store the battery strings layer by layer in the stack position 6510 of the stack material box 651, then the stack material box 651 is driven by the stack lifting component to move downwards, and when the battery strings on the stack material box 651 are needed, the stack lifting component drives the stack material box 651 to move upwards. Wherein the stack lift assembly may be a cylinder.

As shown in fig. 1 and 21-24, in one embodiment, the automated battery string production line further includes a stack rework device 70, and after the battery string is placed on the FR4 board of the FR4 board conveyor line 644, the FR4 board conveyor line 644 is connected to the battery string conveyor line 40, and the battery string is then conveyed by the battery string conveyor line 40 to the stack rework device 70. The stack repairing device 70 is located between the pre-laying machine 60 and the bus bar welding machine 30, and the stack repairing device 70 is used for detecting the battery strings conveyed by the pre-laying machine 60 so as to determine whether the battery strings are qualified products. The battery string conveying line 40 passes through the middle of the stack reworking apparatus 70.

The stack repairing device 70 includes a camera detecting module 71, a repairing moving module 72, a repairing table 73 and a stack lifter 74. The camera detection module 71 is disposed above the battery string conveying line 40, the repair bench 73 is disposed at a side of the battery string conveying line 40, the repair moving module 72 is disposed between the battery string conveying line 40 and the repair bench 73, and the stack lifter 74 is disposed at one side of the battery string conveying line 40.

In operation, when the battery string is conveyed to the position below the camera detection module 71, the camera detection module 71 performs photographing detection. If the battery string is detected to be qualified, the battery string is conveyed out along the battery string conveying line 40, if the battery string is detected to be an NG (negative) product, the NG battery string is conveyed to the overhaul stand by the overhaul moving module 72 for manual overhaul, and the battery string conveying line 40 and the camera detecting module 71 continue to work in the overhaul process. If the battery string is detected to be an NG, stacking is carried out by the stacking elevator 74, and after the overhaul stand is overhauled, the repairing moving module 72 transfers the NG battery string stacked in the stacking elevator 74 to the overhaul stand for continuous overhaul.

When the battery string is detected, the bus bar on the battery string is mainly detected, and whether the position of the bus bar on the battery string is in place or not is detected.

The stack reworking device 70 comprises a plurality of righting modules 75, wherein the righting modules 75 are respectively arranged on two sides of the battery string conveying line 40, and the righting modules 75 are used for righting the battery strings on the battery string conveying line 40, so that the camera detection module 71 can detect the battery strings conveniently.

In one embodiment, to achieve the normalization of the battery string, the normalization module 75 can include a normalization cylinder 751, a normalization roller 752, and a roller securing plate 753. Wherein, the cylinder shaft of the righting cylinder 751 is connected with the roller fixing plate 753, and the righting roller 752 is connected with the roller fixing plate 753 through a rotation shaft or the like. The righting module 75 drives the righting roller 752 to move towards the direction approaching or principle to the battery string conveying line 40 through the righting cylinder 751, so that the battery strings are righted.

The stack repairing device 70 comprises a repairing frame 76, a correcting module 75, a camera detecting module 71, a repairing moving module 72, a repairing table 73 and a stack lifter 74, which are all arranged on the repairing frame 76, and the repairing frame 76 is used for supporting and mounting. The return module 75, the camera detection module 71, the repair moving module 72, the repair table 73, and the stack lifter 74 may be fixed to the repair frame 76 by fixing means such as screws, and the fixing means is not particularly limited.

The battery string conveyor line 40 located in the rework rack 76 is provided as two four-stage conveyor belts. It should be noted that, the length of the battery string is longer, and the battery string spans two conveyor belts to support and convey, and the four-section conveyor belt has three gaps, so that the battery string can be conveyed smoothly when detecting, and due to the existence of the three gaps of the four-section conveyor belt, the three groups of conveying main bodies 724 and the stack positions 6510 on the stack bracket 744 can be set conveniently. It should be noted that, the four-section conveyor belt, that is, each complete conveyor belt, is composed of four small sections of conveyor belts, and a gap is provided between each small section of conveyor belt. The conveyer belt can drive the belt to move through the motor, so that the conveying of the battery strings is realized.

Specifically, the camera detection module 71 includes three sets of CCD cameras, and the three sets of CCD cameras are used to capture a picture, and after comparing the picture with a preset position, it can be known whether the laying position of the bus bar on the battery string meets the requirement, and if not, the battery string is judged to be an NG product. The three groups of CCD cameras can be fixed on the frame through a fixed bracket and the like.

The reworking moving module 72 includes a motor linear guide 721, a guide rail 722, a support plate 723, and a carrying body 724. The supporting plate 723 is in driving connection with the motor linear guide 721 and in sliding connection with the guide rail 722, the carrying body 724 is provided with three groups, and the three groups of carrying bodies 724 are all arranged on the supporting plate 723. The three groups of conveying bodies 724 are composed of supporting columns 7241, lifting air cylinders 7242 and lifting plates 7243, and the three groups of conveying bodies 724 are respectively arranged in gaps of the two four-section conveying belts. Wherein, support column 7241 is fixed on support plate 723 through screw etc., and lift cylinder 7242 is fixed on support column 7241, and lift cylinder 7242 links to each other with lifter plate 7243 and drives lifter plate 7243 and goes up and down. In operation, the motor linear guide 721 drives the support plate 723 to move back and forth on the guide rail 722, and the conveying body 724 is lifted to convey the battery string. That is, when the NG of the battery string is detected, the lifting cylinders 7242 of the three groups of carrying bodies 724 in the three gaps of the four-stage conveyor belt start to work, so that the lifting plate 7243 lifts up the NG battery string, then the motor linear guide 721 starts to transfer the lifting cylinders 7242 and the lifting plate 7243 on the supporting plate 723 to the maintenance platform, the battery string is transferred to the maintenance platform along with the lifting plate 7243, then the lifting cylinders 7242 put down the lifting plate 7243, and the battery string is placed in the maintenance platform for maintenance. The motor linear guide 721 is a linear guide driven by a motor or integrated with a motor to achieve linear driving.

The repair table 73 includes a workbench, and a carrying avoidance groove is provided on the workbench, and the carrying avoidance groove is used for avoiding when the three groups of carrying main bodies 724 carry out the workbench, and is convenient for the three groups of carrying main bodies 724 to place the battery strings on the workbench. The stack lift 74 includes a stepper motor 741, a belt 742, a support bracket 743, and a stack bracket 744. The stepper motor 741 is connected with a stack bracket 744 in a transmission way through a transmission belt 742, two sides of a supporting frame 743 are provided with sliding rails, the stack bracket 744 is connected with the sliding rails in a sliding way, a plurality of stack columns 745 are arranged on the stack bracket 744, a stack position 746 is formed between two adjacent stack columns 745, and the stack position 746 is arranged in a gap between two four-section conveying belts. It should be noted that, the stack support 744 has three rows of stack columns 745, the three rows of stack columns 745 correspond to three gaps of the four-section conveyor belt, and the same horizontal position of the three rows of stack columns 745 together form a stack position 746 for stacking an NG battery string. When the overhaul stand is in operation, the overhaul moving module 72 does not transfer the NG battery string to the overhaul stand any more, at this time, the stack lifter 74 stacks the NG battery strings, the stack position 746 overlaps with three gaps, namely, the NG battery strings are between two adjacent stack columns 745, at this time, the stepping motor 741 drives the driving belt 742 to move so as to drive the stack bracket 744 to lift the stack, the NG battery strings are lifted up, the next stack position 746 automatically overlaps with three gaps after the lifting up, when the next battery string enters into detection, the steps are continuously repeated when the NG battery string appears, so that the stack is carried out.

The stack lifter 74 is provided with twenty stack positions 746, after the battery strings of the station to be overhauled are overhauled, the sending instruction can enable the reworking mobile module 72 to transfer the NG battery strings from the stack lifter 74 to enter the overhauling table for continuous overhauling, and the stack lifter 74 can perform the adaptive descending action.

As shown in fig. 1, 25 and 26, in one embodiment, the automated battery string production line further includes a taping machine 80, the taping machine 80 being located between the stack repair device 70 and the bus bar welder 30. The taping machine 80 includes a tape feeding system 81 and a taping robot 82, the tape feeding system 81 is used for feeding the tape, and the taping robot 82 is used for attaching the tape to a predetermined position on the battery string. The taping machine 80 is used to attach four large tapes and three small tapes to predetermined positions on the battery string. The battery string transport line 40 passes through the inside of the taping machine 80.

The taping machine 80 further includes a guide mechanism and a CCD camera group 83. The guide mechanism is disposed around the battery string conveying line 40, the taping manipulator 82 is disposed above the battery string conveying line 40, the CCD camera set 83 is disposed above the battery string conveying line 40, and the tape feeding system 81 is disposed beside the battery string conveying line 40.

In operation, the battery strings are conveyed to the taping machine 80 through the battery string conveying line 40, the positions of the battery strings are primarily corrected by the correcting mechanism, and when the battery strings are conveyed to the position below the CCD camera set 83, the CCD camera set 83 photographs, compares and cooperates with the correcting mechanism to further correct the positions. In addition, the CCD camera set 83 can determine whether the incoming battery string is an NG item. Then the four large adhesive tapes are adsorbed by the adhesive tape sticking mechanical arm 82 one by one and transferred to the appointed position of the battery string for sticking, and then the three small adhesive tapes are adsorbed by the adhesive tape sticking mechanical arm 82 one by one and stuck to the appointed position of the battery string.

Specifically, the alignment mechanism includes a long-side alignment mechanism 84 and a short-side alignment mechanism 85, the long-side alignment mechanism 84 is disposed on the left and right sides of the battery string conveying line 40, and the short-side alignment mechanism 85 is disposed on the front and rear sides of the battery string conveying line 40. The long edge guide mechanism 84 is used for guiding the long edges of the two sides of the battery string, and the short edge guide mechanism 85 is used for guiding the front and rear short edges of the battery string.

The short-side guide mechanism 85 comprises a position adjusting cylinder 851, a jacking cylinder 852 and a guide wheel 853, wherein the jacking cylinder 852 is connected with the movable end of the position adjusting cylinder 851, and the guide wheel 853 is arranged on the movable end surface of the jacking cylinder 852. In operation, when the battery string is fed from the battery string feeding line 40, the jacking cylinder 852 is lifted and is abutted against the battery string by the guide wheel 853, the guide wheel 853 can rotate, and the position adjusting cylinder 851 cooperates with the CCD camera set 83 to adjust the position for position correction. When the correction is finished, the jacking cylinder 852 drives the guide wheel 853 to descend for yielding so that the battery string can pass through and be conveyed to the next process. It should be noted that, the structure of the long-side guiding mechanism 84 is similar to that of the short-side guiding mechanism 85, and only the guiding wheel 853 on the long-side guiding mechanism 84 is required to move back and forth and left and right on the same horizontal plane, so that lifting is not required, and in some cases, in order to ensure that the guiding wheel 853 on the long-side guiding mechanism 84 is flush with the battery string, a lifting cylinder 852 may be further provided, which is not described herein.

The position adjusting cylinder 851 and the jacking cylinder 852 are both provided with a limiting mechanism 86, and the limiting mechanism 86 is used for limiting the adjusting cylinder 851 and the jacking cylinder 852.

Specifically, the limiting mechanism 86 may include a limiting switch and a limiting plate, where the limiting plate is connected to the adjusting cylinder 851 or the jacking cylinder 852, and the adjusting cylinder 851 or the jacking cylinder 852 drives the limiting plate to move, and limits the position of the limiting plate through the limiting switch during the movement of the limiting plate, so as to implement a limiting function.

The CCD camera set 83 includes a first CCD camera, a second CCD camera and a third CCD camera, and the CCD camera set 83 photographs by three CCD cameras, so as to ensure that the whole battery string can be photographed in place.

In an embodiment, the structure of the tape feeding system 81 is the same as that of the tape feeding stripper 630 of the third tape feeding device 63, so that the feeding of the tape can be automatically completed, and the structure of the tape feeding system 81 is not described herein. The two adhesive tape feeding systems 81 are used for respectively feeding the large adhesive tape and the small adhesive tape, and the two adhesive tape feeding systems 81 are respectively positioned on two sides of the adhesive tape sticking manipulator 82. The tape tray 632 has a plurality of separated tapes, and the tape is separated from the release paper and then directly sucked by the taping robot 82. The large and small tapes of this embodiment are relatively speaking, and the adhesion area of the large tape is larger than that of the small tape.

Specifically, the taping manipulator 82 includes a four-axis robot 820, a large adhesive tape suction cup and a small adhesive tape suction cup, the four-axis robot 820 drives the large adhesive tape suction cup to adsorb four large adhesive tapes one by one to reach the appointed position of the battery string for attaching, and the four-axis robot 820 drives the small adhesive tape suction cup to adsorb three small adhesive tapes one by one to reach the appointed position of the battery string for attaching, so that automatic attaching is completed. The four-axis robot 820 is a prior art.

As shown in fig. 2 and 27 to 29, in one embodiment, the automated battery string production line further includes a defective stacking device 90, where the defective stacking device 90 is located between the taping machine 80 and the bus bar welding machine 30, and the defective stacking device 90 is used for stacking defective battery strings. The battery string conveying line 40 passes through the inside of the defective stacking device 90.

The defective product stacking device 90 includes a conveying mechanism 91 and an NG product stacking mechanism 92, and the conveying mechanism 91 is disposed at one end of the battery string conveying line 40. The battery string conveying line 40 arranged inside the defective product stacking device 90 comprises a main conveying line 41 and an auxiliary conveying line 42, wherein the main conveying line 41 is two four-section conveying belts, the auxiliary battery string conveying line 40 is three-section conveying belts, gaps are formed in the two four-section conveying belts, and the NG product stacking mechanism 92 is arranged in the gaps.

During operation, the battery strings are conveyed at other stations through the conveying mechanism 91, the main conveying line 41 and the auxiliary conveying line 42 are connected with the conveying mechanism 91, if the CCD camera set 83 detects that the battery strings are qualified in the conveying process, the battery strings are conveyed out from the other end of the battery string conveying line 40, and if the battery strings are detected to be NG, the NG stacking mechanism 92 is used for lifting the NG battery strings one by one to stack the NG battery strings on the battery string conveying line 40.

Specifically, the stack rack 93 is further included, and the conveying mechanism 91 and the NG stacking mechanism 92 are disposed in the stack rack 93, and in operation, the conveying mechanism 91 extends to engage with the battery strings conveyed by other processes. When the equipment is overhauled, the conveying mechanism 91 can be contracted into the stacking rack 93, the conveying mechanism 91 adopts a telescopic design, and can be contracted into the stacking rack 93 for convenient passing of maintenance personnel when the equipment is overhauled, so that the equipment has the advantage of convenient maintenance.

The main conveying line 41 and the auxiliary conveying line 42 are in transmission connection through a conveying motor 410, a main transmission shaft 411 and a driven shaft 412. The main conveyor line 41 and the auxiliary battery string conveyor line 40 are both used for conveying battery strings, and the main conveyor line 41 is mainly used for stacking in cooperation with the stacking mechanism, so that a gap is formed between the main conveyor line 41 and the auxiliary conveyor line 42, and the auxiliary conveyor line 42 is mainly used for adapting to the width of the battery strings and supporting the battery strings. The main transmission line 41 and the auxiliary transmission line 42 are driven by a motor driving the main transmission shaft 411 and the driven shaft 412 and a belt on the battery string transmission line 40. Specifically, the main drive shaft 411 is disposed opposite to the slave drive shaft, and the main drive shaft 411 and the slave drive shaft are both rotatably connected to the stack frame 93, the conveyance motor 410 is connected to the main drive shaft 411, and the main drive shaft 411 is connected to the slave drive shaft by a belt. The conveyor motor 410 drives the main drive shaft 411 to rotate, and the main drive shaft 411 drives the auxiliary drive shaft to rotate through a belt. Wherein, the adjacent auxiliary power transmission lines share the same auxiliary transmission shaft, and the three-stage conveyor belt of the auxiliary power transmission line 42 can be driven by one conveyor motor 410. The main conveyor line 41 is a four-stage conveyor belt, and each conveyor belt is driven by a conveyor motor 410.

The conveying mechanism 91 comprises a telescopic end 910 and a fixed end 911, the fixed end 911 is connected with the battery string conveying line 40, and the telescopic end 910 and the fixed end 911 are in sliding connection. Specifically, the telescopic end 910 and the fixed end 911 are slidably connected by a slide rail, a slider, or the like, so that the telescopic end 910 can slide with respect to the fixed end 911. The telescoping end 910 may be slid by a cylinder or the like, or manually pushed. The telescopic end 910 is provided with a conveying roller 912 and a conveying guide wheel 913, the fixed end 911 is provided with a travel switch 917 for controlling the telescopic end 910 to slide and stretch, the telescopic end 910 can stretch along the fixed end 911 and be controlled by the travel switch 917, and the conveying roller 912 and the conveying guide wheel 913 on the telescopic end 910 are beneficial to conveying battery strings. A gripping handle 914 is provided in front of the telescoping end 910, and the telescoping end 910 can be pushed to slide by the gripping handle 914, thereby retracting into the stack frame 93. The fixed end 911 is provided with a limit stop 915 for performing telescopic limit on the telescopic end 910, and the limit stop 915 is used for performing telescopic limit.

Auxiliary supporting disks 916 are arranged on two sides of the conveying roller 912, and the auxiliary supporting disks 916 play a role in conveying and supporting.

The NG stack mechanism 92 is similar in structure to the stack elevator 74 of the stack rework device 70, and the stack 746 of the NG stack mechanism 92 is disposed in the gap between the two four-stage conveyor belts. The structure of the NG stacking mechanism 92 may refer to the structure of the stacking elevator 74, and will not be described in detail herein.

Specifically, an NG-item detecting camera 94 is further disposed above the battery string conveying line 40, and the NG-item detecting camera 94 is a CCD camera, and the CCD camera is used for judging whether the battery string is NG-items. The CCD camera may be fixed to the stack frame 93 by bolts or the like.

Through above-mentioned structure for this embodiment can carry out automatic promotion to NG article battery cluster and stack, need not the manual work and collect, makes NG article battery cluster can arrange in order after the stack, is convenient for follow-up reworking operation, and it is more convenient to use, has the characteristics of saving the cost of labor.

After the non-qualified battery strings are stacked, the remaining qualified battery strings are conveyed to the bus bar welding machine 30 through the battery string conveying line 40, and welding of the bus bars and the leads of the battery strings is achieved. The battery string transport line 40 passes through the inside of the bus bar welding machine 30, thereby achieving the transport of the battery string.

As shown in fig. 30 to 35, the welding-type centering device 31 includes a long-side centering mechanism 310 and a short-side centering mechanism 311, the long-side centering mechanism 310 being provided on both sides of the battery string conveying line 40, the short-side centering mechanism 311 being disposed on both ends of the battery string conveying line 40 inside the bus bar welding machine 30. The bus bar welding device 32 is disposed above the battery string transfer line 40, and the welding jack mechanism is disposed below the battery string transfer line 40. The battery string conveying line 40, the long-side correcting mechanism 310, the short-side correcting mechanism 311, the bus bar welding device 32 and the welding jack mechanism are all arranged on the machine body of the bus bar welding machine 30.

The bus bar welder 30 further includes a smoke suction pipe 34 for discharging welding smoke, the smoke suction pipe 34 being disposed above the battery string conveying line 40, and the welding smoke being discharged by the arrangement of the smoke suction pipe 34. The smoking pipeline 34 can realize the discharge of welding fume by the principle of negative pressure suction, and in particular, the smoking pipeline 34 is connected with a fan or a suction device, and the discharge of the welding fume is realized by the fan or the suction device.

The long-side straightening mechanism 310 includes a long-side telescoping cylinder 3101 and a long-side straightening guide wheel 3102, the long-side straightening guide wheel 3102 is in transmission connection with the movable end of the long-side telescoping cylinder 3101, long-side straightening is performed by the long-side straightening guide wheel 3102, and the long-side telescoping cylinder 3101 can stretch and retract the long-side straightening guide wheel 3102. The long-side telescopic cylinder 3101 drives the long-side righting guide wheel 3102 to move in a direction approaching or separating from the conveying belt, so that the two sides of the FR4 board positioned on the battery string conveying line 40 are righted. The number of the long-side correcting mechanisms 310 is plural, and the plurality of long-side correcting mechanisms 310 are provided at intervals along the longitudinal direction of the battery string conveying line 40.

The short edge centering mechanism 311 includes a short edge lifting cylinder 3110 and a short edge centering guide 3111, the short edge centering guide 3111 is connected to the movable end of the short edge lifting cylinder 3110, and short edge centering is performed by the short edge centering guide 3111. The short side lifting cylinder 3110 can lift the short side righting guide wheel 3111, and can be flexibly adjusted according to functional requirements of righting or avoidance. The number of the short edge correcting mechanisms 311 is two, the two short edge correcting mechanisms 311 are oppositely arranged, and the two ends of the FR4 board are corrected through the two short edge correcting mechanisms 311.

The bus bar welding device 32 includes a flux nozzle 321, a welding module 322, and a welding press 323. The flux nozzle 321 is disposed laterally of the welding module 322, and the welding press 323 is connected to the welding module 322. In operation, flux is added through the flux nozzle 321 and heat is generated by the welding module 322 to effect a compression weld.

In an embodiment, the bus bar welding device 32 may further include linear guide rail modules in three directions of X axis, Y axis and Z axis, and the flux nozzle 321, the welding module 322 and the welding press block 323 are all connected to the linear guide rail modules in three directions and are driven to move to adjust the positions thereof by the linear guide rail modules. The flux nozzle 321 may be an existing mist spray valve nozzle, and the flux nozzle 321 is connected to a flux reservoir through a pipe and controls the flux delivery through a control valve. The application automatically and uniformly sprays the soldering flux to the position of the lead wire through the arrangement of the soldering flux nozzle 321, and the spraying amount and the spraying area can be adjusted. The soldering flux nozzle 321 can also control the height of the position thereof by arranging a cylinder.

In one embodiment, the bus bar soldering apparatus 32 further includes a flux storage assembly 34, the flux storage assembly 34 including a flux storage bucket 341 and a drawer 342. The drawing plate 342 is slidably connected with the machine body through a drawing sliding rail 343, and the soldering flux storage tank 341 may be fixed on the drawing plate 342 by welding or bolting. When the flux is required to be added, the flux storage tank 341 is pulled out of the body by pulling the pulling plate 342, thereby facilitating the addition of the flux. The flux nozzle 321 is connected to the flux reservoir 341 through a pipe.

In one embodiment, the welding module 322 generates a high temperature by an internal heating element (electromagnetic induction heating or resistance heating) to heat the bus bar and the leads of the battery string to a welding temperature for welding. The welding module 322 may also be equipped with a temperature sensor 1033, and the welding temperature may be detected in real time by the temperature sensor 1033 as the welding module 322 is welded. The construction of the welding module 322 may be conventional.

In an embodiment, the welding press 323 and the welding module 322 are detachably connected, and the welding press 323 can be replaced according to products with different specifications by means of detachable connection. The welding press block 323 and the welding module 322 can be connected through bolts and the like, so that the disassembly is convenient. In one embodiment, the welding press 323 may be an elastic press head. The twelve leads of the battery piece with the specification of 182mm are singly corresponding to the welding pressure heads when the welding module 322 is welded, and six leads or nine leads of the battery piece with the specification of 165mm can be subjected to compatible welding when the welding module 322 is replaced.

Specifically, the lower part of the soldering flux nozzle 321 can be further provided with a waste cup for receiving soldering flux, specifically, the soldering flux does not need to crystallize for a long time to cause the blockage of a spray head, and in the production stopping stage of the equipment, the soldering flux can be sprayed into the waste cup for a few times at intervals, so that the crystallization blockage of the soldering flux nozzle 321 is avoided.

Specifically, the welding propping mechanism comprises a propping cylinder 331 and a propping block 332, wherein the propping block 332 is connected with the movable end of the propping cylinder 331, and when in operation, the propping cylinder 331 drives the propping block 332 to prop up. Further, the supporting blocks 332 can be arranged into a plurality of blocks according to the use requirement, such as two blocks, three blocks, four blocks and the like, the supporting blocks 332 are matched with pore plates on the FR4 board, when the bus bar is welded, the supporting blocks 332 penetrate through the hole sites 35 on the FR4 board and then jack the EPE strips, so that the EPE strips are prevented from being contacted with the FR4 board, and the EPE strips are prevented from being heated to be contacted and bonded with the FR4 board when the bus bar is welded on the FR4 board. Further, the bottom of welding propping mechanism still is provided with the regulation slide rail, and propping mechanism and regulation slide rail sliding connection adjust the position of welding propping mechanism in order to adapt to the product of different specifications.

As shown in fig. 36 to 39, the automated battery string production line further includes a diode welder 100, and after the bus bar and the lead of the battery string are welded, the battery string is then conveyed to the diode welder 100 by a conveyor line for diode welding. The diode welder 100 is located at the rear end of the bus bar welder 30, and the diode welder 100 comprises a diode feeding device 101, a diode grabbing manipulator 102 and a diode welding device 103. The diode feeding device 101 is used for feeding the diode, the diode grabbing manipulator 102 is used for grabbing the diode and placing the diode at a corresponding position of the battery string, and the diode welding device 103 is used for welding the diode on the battery string. The battery string transport line 40 passes through the inside of the diode welder 100, thereby transporting the battery string to the diode welder 100. All components on the diode welder 100 are disposed on the body of the diode welder 100.

In order to achieve the diode loading, the diode loading device 101 includes a diode loading body 1010, and a diode loading turntable 1011, a diode positioning assembly 1012, a magazine cutting mechanism 1013, and a scrap box 1014 located on the diode loading body 1010. The coiled diode is placed on the diode loading turntable 1011, and the diode positioning component 1012 is used for positioning the loaded diode. The waste material box 1014 is located below the box cutting mechanism 1013, and the box cutting mechanism 1013 comprises a box cutting driving component 10130 and a box cutter 10131, wherein the box cutting driving component 10130 is connected with the box cutter 10131, and the box cutting driving component 10130 drives the box cutter 10131 to cut down to remove the empty box, so that the empty box from which the diode has been taken out is cut off. The empty magazine is cut and falls directly into the waste bin 1014. The cartridge cutting drive assembly 10130 may be a cylinder.

The diode material box is rolled into a rolled structure, and the diode is arranged in the diode material box. The diode material loading carousel 1011 rotates with diode material loading main part 1010 through the axis of rotation to be connected, and diode material loading carousel 1011 still accessible motor drives its rotation to realize the material loading. The diode positioning component 1012 is a CCD camera, which can be fixed on the diode feeding body 1010 through a bracket or the like, and is used for photographing the diode in the magazine.

The diode grasping manipulators 102 may be located on different sides of the battery string conveying line 40, respectively, and may also be located on the same side of the battery string conveying line 40. The diode grabbing robot 102 includes a diode grabbing drive 1020, a diode grabbing suction cup 1021, and a flux applicator 1022. The diode grabbing suction cup 1021 and the soldering flux sprayer 1022 are connected to the diode grabbing driving member 1020 in a manner of being connected by bolts or the like. The flux sprayer 1022 may be any existing flux sprayer 1022, which is in the prior art, and the flux sprayer 1022 is connected to the liquid storage barrel through a pipeline, so as to spray the flux. The diode grabbing suction cup 1021 achieves grabbing of the diode through vacuum adsorption. The diode grasping drive 1020 may be an existing four-axis robot, which is known in the art.

The diode welding device 103 includes a welding driving mechanism 1031, a welding mechanism 1032, and a temperature sensor 1033, where the temperature sensor 1033 and the welding mechanism 1032 are connected to the welding driving mechanism 1031 by a bolt connection or the like. The welding driving mechanism 1031 includes an X-axis driving member 10310, a Y-axis driving member 10311, and a Z-axis driving member 10312, the X-axis driving member 10310 is connected to the Y-axis driving member 10311, the Z-axis driving member 10312 is connected to the X-axis driving member 10310, the welding driving mechanism 1031 drives the temperature sensor 1033 and the welding mechanism 1032 to move in the X-axis, Y-axis, and Z-axis directions, and the X-axis driving member 10310, the Y-axis driving member 10311, and the Z-axis driving member 10312 may be all existing linear modules.

The welding mechanism 1032 may be welded by using an existing laser welding method, and the welding mechanism 1032 may also be welded by using an existing pulse hot-press welding method, so that the plurality of diodes and the bus bar are directly welded, or the plurality of diodes are welded at the output end of the bus bar.

As shown in fig. 40 and 41, the automated battery string production line further includes a label detector 110, and after the diode is welded, the battery string conveyor line 40 is connected to the label detector 110. The labeling detection machine 110 is located at the rear end of the diode welding machine 100, the labeling detection machine 110 comprises a welding detection device 111 and a labeling device 112, the welding detection device 111 is used for detecting welding positions on the battery string, and the labeling device 112 is used for labeling the battery string. The welding detecting device 111 and the labeling device 112 are both disposed on the body of the labeling detecting machine 110, and the fixing manner of the welding detecting device and the labeling device on the body of the labeling detecting machine 110 can be a bolt connection or other existing connection manners. The battery string conveying line 40 passes through the labeling detector 110, the welding detector 111 is located above the battery string conveying line 40, and the labeling device 112 is located on the side surface of the battery string conveying line 40. The labeling device 112 may be a conventional labeling machine, and its structure and working principle are all conventional, and are not described herein in detail.

The welding detection device 111 is a conventional CCD camera, and detects the welding position of the diode on the battery string by the CCD camera, thereby judging whether there is a welding failure. If the welding is defective, the defective product is manually taken out and repair welded, and the product can be placed on the battery string conveying line 40 again after repair welding.

In an embodiment, a pressing mechanism 113 may be further disposed on the machine body of the labeling inspection machine 110, where the pressing mechanism 113 is used for pressing the inspection position, and after pressing, the inspection welding inspection device 111 performs photographing inspection to ensure the accuracy of the inspection result.

The pressing mechanism 113 includes a pressing cylinder 1130, a pressing moving rail 1131, and a pressing plate 1132, both the pressing mechanism 113 and the pressing plate 1132 are fixed on the body of the labeling detection machine 110, the pressing cylinder 1130 is connected to the pressing plate 1132, the pressing plate 1132 is slidably connected to the pressing moving rail 1131, and the pressing cylinder 1130 moves up and down on the pressing moving rail 1131. The middle part of the pressing plate 1132 can be in a hollow structure, and the CCD camera is positioned inside the hollow structure, so that the CCD camera can take a picture for a detection position conveniently.

In an embodiment, a plurality of guiding wheels may be further disposed on the body of the labeling inspection machine 110, and the guiding wheels are located at two sides of the battery string conveying line 40, so as to guide the battery string.

As shown in fig. 42, the automated battery string transport line 40 further includes a battery string applicator 120 located at the rear end of the labeling detector 110. After the battery string is labeled, the battery string is transported to the battery string applicator 120. The battery string applicator 120 includes an application gripping robot 121, and the application gripping robot 121 is used to remove the battery string from the FR4 board.

The battery string laying machine 120 may be located at one side of one of the steering table devices 50, the battery string laying machine 120 further includes a laser beam correcting mechanism 122, the laser beam correcting mechanism 122 has a laser beam correcting area, the laser beam correcting mechanism 122 may have the same structure as the battery string correcting device 61 on the pre-laying machine 60, for correcting the battery string, and the structure thereof may refer to the battery string correcting device 61 and will not be described herein. A conveyor belt is provided on the side of the laser beam straightening mechanism 122, and a laying gripping robot 121 is located between the turn table device 50 and the laser beam straightening mechanism 122.

The laying grabbing manipulator 121 is provided with a vacuum chuck 123, the suction of the battery string is realized through the vacuum chuck 123, and the laying grabbing manipulator 121 can be an existing four-axis robot 820 or six-axis robot 230.

After the battery string and the FR4 board move to the steering table device 50, the laying and grabbing manipulator 121 drives the vacuum chuck 123 to suck the battery string, then the battery string is transferred to the laser correcting mechanism 122 for correcting, and after correcting, the battery string is transferred to the conveying belt through the vacuum chuck 123 to be conveyed to the next station. As the battery string is sucked up, the FR4 board under the battery string remains on the turntable device 50 and is transported out.

In an embodiment, a pressing block driven by an air cylinder may be further disposed at a side of the steering table device 50, and the FR4 board is pressed by the pressing block, so that the FR4 board is reserved on the steering table device 50.

The automated battery string production line further includes a good stacking device 130, the good stacking device 130 is located at the rear end of the battery string laying machine 120, and the good stacking device 130 is used for stacking battery strings.

The structure of the good product stacking device 130 is similar to that of the defective product stacking device 90, as shown in fig. 1, the battery string conveying line 40 disposed inside the good product stacking device 130 includes a main conveying line 41 and an auxiliary conveying line 42, the main conveying line 41 is two four-section conveying belts, the auxiliary battery string conveying line 40 is a three-section conveying belt, gaps are disposed in the two four-section conveying belts, the good product stacking device 130 includes a good product stacking mechanism 92, and the good product stacking mechanism 92 is disposed in the gaps.

The structure of the qualified product stacking mechanism 92 is the same as that of the NG product stacking mechanism 92, and the positional relationship between the qualified product stacking mechanism 92 and the battery string conveying line 40 is also the same as that between the NG product stacking mechanism 92 and the battery string conveying line 40, and specific reference may be made to the structure of the defective product stacking device 90, which is not described in detail herein.

In one embodiment, a stack rework device 70 and a defective stack device 90 may be further provided between the labelling machine and the battery string for further inspection and rework of the battery string.

It should be noted that the CCD camera in the application is the prior art, and the image of the battery string is collected, so as to further judge whether the battery string is an NG product. The structure and the working principle of the CCD camera are all the prior art, and the application has no improvement on the structure and the working principle.

The present invention is not limited to the above-described embodiments, but, if various modifications or variations of the present invention are not departing from the spirit and scope of the present invention, the present invention also includes such modifications and variations provided they fall within the scope of the claims and the equivalents thereof.

Claims

1. An automated battery string production line, comprising:

2. The automated battery string production line of claim 1, further comprising:

The pre-laying machine is arranged between the bus bar laying machine and the bus bar welding machine and comprises a battery string correcting device, a pre-laying manipulator, a third adhesive tape feeding device and an FR4 board conveying line, wherein the battery string correcting device is used for correcting a battery string, the pre-laying manipulator is used for placing the battery string on the FR4 board of the FR4 board conveying line, and the third adhesive tape feeding device is used for feeding an adhesive tape and pasting the adhesive tape through the pre-laying manipulator.

3. The automated battery string production line of claim 2, further comprising:

the stack repairing device is positioned between the pre-laying machine and the bus bar welding machine and is used for detecting the battery strings conveyed by the pre-laying machine;

The taping machine is located between the stack repairing device and the bus bar welding machine and comprises an adhesive tape feeding system and an adhesive tape taping manipulator, wherein the adhesive tape feeding system is used for feeding adhesive tapes, and the adhesive tape taping manipulator is used for attaching the adhesive tapes to preset positions on the battery strings.

4. The automated battery string production line of claim 1, wherein the battery string conveyor lines comprise a plurality of sections of conveyor lines, a turn table device is arranged between adjacent conveyor lines at the turning position, the turn table device is connected with two adjacent sections of conveyor lines, and the two adjacent sections of conveyor lines are in an L-shaped structure.

5. The automated battery string production line according to claim 3, the automatic battery string production line is characterized by further comprising:

the defective product stacking device is positioned between the tape sticking machine and the bus bar welding machine, and defective product battery strings are stacked on the defective product stacking device;

The diode welding machine is located at the rear end of the bus bar welding machine and comprises a diode feeding device, a diode grabbing manipulator and a diode welding device, wherein the diode feeding device is used for feeding a diode, the diode grabbing manipulator is used for grabbing the diode and is placed at the corresponding position of the battery string, and the diode is connected with the bus bar through the diode welding device in a welding mode.

6. The automated battery string production line of claim 5, the automatic battery string production line is characterized by further comprising:

The labeling detection machine is positioned at the rear end of the diode welding machine and comprises a welding detection device and a labeling device, wherein the welding detection device is used for detecting welding positions on the battery string, and the labeling device is used for labeling the battery string;

The battery string laying machine is positioned at the rear end of the labeling detection machine and comprises a laying grabbing manipulator which is used for removing the battery string from the FR4 board;

And the good product stacking device is positioned at the rear end of the battery string laying machine, and the qualified battery strings are stacked on the good product stacking device.

7. The automated battery string production line of claim 5, wherein the diode feeding device comprises a diode feeding main body, a diode feeding turntable, a diode positioning assembly, a material box cutting mechanism and a waste box, wherein the diode feeding turntable, the diode positioning assembly, the material box cutting mechanism and the waste box are arranged on the diode feeding main body, the coiled diode is arranged on the diode feeding turntable, the diode positioning assembly is used for positioning the fed diode, the waste box is arranged below the material box cutting mechanism, the material box cutting mechanism comprises a material box cutting driving assembly and a material box cutter, and the material box cutting driving assembly drives the material box cutter to cut empty material boxes.

8. The automated battery string production line of claim 5, wherein the diode grasping robot comprises a diode grasping driver, a diode grasping chuck and a flux sprayer, the diode grasping chuck and the flux sprayer are connected with the diode grasping driver, and the diode welding device comprises a welding driver, a welding mechanism and a temperature sensor, and the temperature sensor and the welding mechanism are connected with the welding driver.

9. The automated battery string production line of any one of claims 1 to 8, wherein the busbar loading bending device comprises:

the L-shaped feeding bending module comprises a first bus bar feeding mechanism, a first bus bar pulling mechanism, a first bus bar cutting mechanism and a first bus bar bending mechanism, wherein the first bus bar pulling mechanism and the first bus bar cutting mechanism are positioned on one side of the first bus bar feeding mechanism, and the bus bar after feeding and cutting is bent into an L shape through the first bus bar bending mechanism;

The long U-shaped feeding and bending module comprises a second bus bar feeding mechanism, a second bus bar pulling mechanism, a second bus bar cutting mechanism and a second bus bar bending mechanism, wherein the second bus bar pulling mechanism and the second bus bar cutting mechanism are positioned on one side of the second bus bar feeding mechanism, and the bus bar after feeding and cutting is bent into a long U shape through the second bus bar bending mechanism;

The short U-shaped feeding bending module is located between the short U-shaped feeding bending module and the L-shaped feeding bending module, the short U-shaped feeding bending module comprises a third bus bar feeding mechanism, a third bus bar pulling mechanism, a third bus bar cutting mechanism and a third bus bar bending mechanism, the third bus bar pulling mechanism and the third bus bar cutting mechanism are located on one side of the third bus bar feeding mechanism, and the bus bars after feeding cutting are folded into short U shapes through the third bus bar bending mechanism.

10. The automated battery string production line according to any one of claims 1 to 8, wherein the EPE strip feeding device comprises a short EPE strip feeding mechanism, the short EPE strip feeding mechanism comprises a short EPE strip tray, a short EPE strip traction assembly, a short EPE strip steering assembly and a short EPE strip cutting assembly, the coiled EPE strip is placed on the short EPE strip tray, the short EPE strip traction assembly is used for clamping one end of the EPE strip, the short EPE strip is cut by the short EPE strip cutting assembly, the cut short EPE strip is steered by the short EPE strip steering assembly, the EPE strip feeding device further comprises a long EPE strip feeding mechanism, and the long EPE strip feeding mechanism is used for feeding the long EPE strip.