CN102699506B - Device for welding solar cells - Google Patents

Device for welding solar cells Download PDF

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Publication number
CN102699506B
CN102699506B CN201210213168.1A CN201210213168A CN102699506B CN 102699506 B CN102699506 B CN 102699506B CN 201210213168 A CN201210213168 A CN 201210213168A CN 102699506 B CN102699506 B CN 102699506B
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CN
China
Prior art keywords
plumb joint
pressing plate
welding
axis
force
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Expired - Fee Related
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CN201210213168.1A
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CN102699506A (en
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秦义龙
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JIANGSU AIDONGLI AUTOMATION EQUIPMENT CO Ltd
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JIANGSU AIDONGLI AUTOMATION EQUIPMENT CO Ltd
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Priority to CN201210213168.1A priority Critical patent/CN102699506B/en
Publication of CN102699506A publication Critical patent/CN102699506A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The invention discloses a device for welding solar cells. The device comprises a lead rail, a mounting slide seat, at least two welding head components and a slide seat drive device, wherein the vertically arranged lead rail is arranged on the frame; the mounting slide seat is arranged on the lead rail in a sliding manner; two mounting arms are arranged on the mounting slide seat; a fixing shaft is arranged between the two mounting arms; at least two welding head components are arranged on the fixing shaft in a sliding manner; the welding head components are locked by a lock device; and the slide seat drive device is used for driving the mounting slide seat to slide along the fixing shaft, and the slide seat drive device is arranged on the frame and in drive connection with the mounting slide seat. The welding efficiency and the degree of automation of the welding device are high, and the welding requirements of different specifications of cells can be met.

Description

A kind of solar cell welding device
Technical field
The present invention relates to a kind of welder, refer to especially a kind of solar cell welding device.
Background technology
Whole world most countries has all been put in the upsurge of popularization and application solar cell at present, wherein has nearly half carrying out on a large scale the development of solar cell, actively produces various relevant new energy saving products.According to the prediction of the EPIA2008 of EPIA, global solar battery production is with the speed rapid growth of annual average compound growth rate 47%.At present, many countries are working out medium-term and long-term solar energy development plan, prepare large-scale development solar energy, international solar cell major producing area concentrates on the developed countries such as American-European-Japanese, domestic solar cell and assembly production equipment have also had good development, in the time in the past, and the complete dependence on import of solar cell bonding machine, price is very high, for example outer mountain, the NPC company etc. of the SOM0NT of Germany, Team technik company, Japan.From 2010, domesticly there is domestic bonding machine, price is only 1/3rd or lower, superior cost performance of import equipment, makes assembly production firm use on a large scale bonding machine to become possibility.At present, the solar cell of main flow is also mainly taking monocrystalline silicon and polycrystal silicon cell as main.Now, domestic possess the whole line supply capacity of crystal silicon solar batteries manufacturing equipment substantially, as PECVD, wool-weaving machine, silicon wafer cleaner, diffusion furnace, reactive ion etching machine, go PSG etching machine, low-temp. drying stove, sintering furnace, screen process press etc. to substitute import equipment to have obtained application.But the automated production of domestic solar module is still in a lower level.Because import equipment is expensive, produce cell piece assembly automation equipment companies still in the starting stage for domestic several, the reasons such as the low and fragment rate height of efficiency, have caused large multiple enterprises also carrying out the welding of cell piece and the assembling of assembly with manpower.Therefore, the exploitation of the automated production equipment of solar cell chip module and improve extremely urgent.Several families few in number such as Jin You Tianjin Benefituser Technology Development Co., Ltd. of company, Ningxia calf Solar Co., Ltd of domestic production solar energy bonding machine, can't meet the Chinese market demand at present.China is still very urgent as following photovoltaic application big country to the demand of solar energy series welding machine.
From Fundamentals of Welding, welding method can be summarized and be divided into ultrasonic bonding, IR welding method, hot gas welding connection, hot plate welding connection, electromagnetic induction welding, method of laser welding etc., and the welding of solar battery sheet is to realize by the bonding machine of certain welding method.Solar battery sheet and welding are accurately placed in to welding surroundings in location, by certain welding method, welding are melted, after cooling, complete welding.What at present the weldering of cell piece list, the series welding operation of China overwhelming majority's middle-size and small-size photovoltaic enterprise adopted is artificial welding.Along with improving constantly of labor cost, full automatic solar welding of battery film equipment is moving towards new stage.But single series welding integrated machine both domestic and external is quite expensive, general medium-sized and small enterprises are difficult to buy, and therefore, exploitation full automatic solar cell single-welding machine meets domestic photovoltaic industry demand.So the core component of single operator set is welder, and current welder efficiency in the time of welding is not high, and cannot meet the welding job of the cell piece of all size, and quality and the temperature of welding are wayward, and in welding process, the fragment rate of cell piece is higher.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of solar cell welding device, the welding requirements that welding efficiency and the automaticity of this welder be high, can meet the cell piece of different size.
Another technical problem to be solved by this invention is: a kind of solar cell welding device is provided, and this welder can reduce the fragment rate of cell piece in welding process.
Another technical problem to be solved by this invention is: a kind of solar cell welding device is provided, when this welder welding, can automatically adjusts according to the situation of cell piece, welding job is steadily reliable, improves the quality of welding.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of solar cell welding device, comprises the guide rail that is installed on the vertical layout in frame; Be slidably mounted on the installation slide on guide rail, this installation slide is provided with two hold-down arms, between two hold-down arms, is provided with fixed axis; Be slidably mounted at least two plumb joint assemblies on fixed axis, this plumb joint assembly is locked by locking device; The slide drive unit sliding along fixed axis for drive installation slide, this slide drive unit is installed in frame and with installation slide and drives and be connected.
As the preferred scheme of one, described plumb joint assembly comprises pedestal, and this pedestal is provided with the trepanning being set on fixed axis and vertically runs through two groups of pilot holes of pedestal; Be slidably mounted on respectively the one group of compression axis of guide and electric welding axis of guide in pilot hole; Be installed on and compress the compression force application board of axis of guide lower end and be installed in the electric welding force application board of the lower end of the electric welding axis of guide; Be installed on and compress the electric welding drive unit that axis of guide upper end drives the upper end that compresses the vertical compression drive unit sliding of force application board and be installed on the electric welding axis of guide to drive electric welding force application board vertically to slide; Be arranged at the contiguous block of pedestal lower end, this contiguous block runs through described compression force application board and electric welding force application board; Be fixed on the damping device of contiguous block lower end; Vertically be slidably mounted on pressing plate lift block and plumb joint lift block on contiguous block, this pressing plate lift block and plumb joint lift block are connected with respectively the pressing plate connecting axle and the plumb joint connecting axle that run through damping device, are respectively installed with between precompressed pressing plate lift block and damping device, buffer spring between plumb joint lift block and damping device on this pressing plate connecting axle and plumb joint connecting axle; Be fixed on the plumb joint of plumb joint connecting axle lower end, this plumb joint is provided with several welding columns; Be fixed on the pressing plate of pressing plate connecting axle lower end, this pressing plate is provided with is convenient to the through hole that each point welding column passes.Therefore, in the decline process of pressing plate and plumb joint, utilize the cushioning effect of buffer spring, thereby reduce pressing plate and the impulsive force of plumb joint to cell piece, reduce the fragment rate of cell piece.
As the preferred scheme of one, described compression drive unit comprises the pressing plate jacking piece that is connected in compression axis of guide upper end; Level is arranged on the cam on slide plate, and this slide plate is fixed on pedestal, and this cam comprises that one becomes the application of force inclined-plane at an angle of inclination and the buffered water plane with the smooth transition of application of force inclined-plane with horizontal plane, and this cam is by air cylinder driven horizontal slip; Be articulated with the fork on pedestal, the force side of this fork coordinates with upper cam surface and contacts described pressing plate jacking piece.Therefore, the force side of the application of force slope driving fork of cam moves upward, force side is moved on pushing tow pressing plate jacking piece again, thereby realize the reset of pressing plate, and cam is while moving, by the active force of application of force inclined-plane and force side, change gradually the active force of buffered water plane and force side into, now the parts such as pressing plate rely on its gravity fall, hipped end degree is milder more on earth, fall very mild, it is very mild that pressing plate decrease speed becomes, close to 0m/s, until contact with cell piece, the pressure that cell piece is subject in welding process is all from himself gravity, so just having realized pressing plate contacts with the soft of cell piece, thereby reduce the fragment rate of cell piece.
As the preferred scheme of one, the force side of described fork is provided with rolling bearing; The roller coordinating with rolling bearing, this roller is installed on described pressing plate jacking piece by height adjustment mechanism.It can reduce friction, ensures that the running of complete machine is stable.
As the preferred scheme of one, described height adjustment mechanism comprises adjusting double-screw bolt, and this adjusting double-screw bolt is vertically installed on pressing plate jacking piece, and described roller is installed on and regulates the lower end of double-screw bolt, the upper end of the described adjusting double-screw bolt adjusting nut that has been threaded.Height adjustment mechanism can ensure the moderate pressure of welding process center platen to cell piece, avoids occurring the tight or excessive phenomenon of pressure of compacting.
As the preferred scheme of one, described electric welding drive unit comprises the plumb joint jacking piece that is connected in electric welding axis of guide upper end; Level is arranged on the cam on slide plate, and this slide plate is fixed on pedestal, and this cam comprises a buffered water plane that becomes the application of force inclined-plane at an angle of inclination with horizontal plane and be connected with the smooth transition of application of force inclined-plane, and this cam is by air cylinder driven horizontal slip; Be articulated with the fork on pedestal, the force side of this fork coordinates with upper cam surface and contacts described plumb joint jacking piece.In like manner, can ensure when plumb joint moves downward more and more gentlyer, until contact with cell piece, reduce fragment rate.
As the preferred scheme of one, between described plumb joint lift block and electric welding force application board, adaptive block is installed, this adaptive block comprises vertical section and horizontal segment, vertically section is provided with vertical chute, described plumb joint lift block is installed on adaptive block by the sliding pin being constrained in described chute, and horizontal segment is fixedly connected with the bottom surface of electric welding force application board.By the setting of adaptive block, when plumb joint welding, can carry out adaptability adjusting according to the different-thickness of weld, effectively solve the problem of solder side injustice.
As the preferred scheme of one, described damping device is installed on contiguous block by shipping and reselling on another market, and therefore the whole plumb joint pin beat that can rotate, therefore can, according to the Slope angle adjustment angle of cell piece, realize error and automatically adjust.
Adopted after technique scheme, effect of the present invention is: because multiple plumb joint assemblies are slidably arranged on fixed axis and by locking device and lock, spacing between plumb joint assembly is adjustable and, thereby be applicable to the welding job of the cell piece of different size.Multiple plumb joints drive disposable welding multi-disc cell piece by slide drive unit, thereby efficiency improves greatly.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of plumb joint assembly in the embodiment of the present invention;
In accompanying drawing: 1. plumb joint assembly; 101. cylinder; 102. cam; 103. slide plate; 104. pressing plate jacking pieces; 105. height adjustment mechanism; 106. fork; 107. rolling bearing; 108. pedestal; 109. trepanning; 110. compress the axis of guide; The 111. electric welding axis of guides; 112. compress force application board; 113. electric welding force application boards; 114. adaptive block; 115. plumb joint lift blocks; 116. buffer spring; 117. damping device; 118. pressing plate connecting axles; 119. plumb joint connecting axles; 120. plumb joint; 121. welding columns; 122. pressing plate; 123. pressing plate lift blocks; 124. plumb joint jacking pieces; 125. contiguous block; 2. slide drive unit; 3. guide rail; 4. slide is installed; 5. fixed axis.
Detailed description of the invention
Below by specific embodiment, the present invention is described in further detail.
As shown in Figure 1, a kind of solar cell welding device, comprises the guide rail 3 that is installed on the vertical layout in frame; Be slidably mounted on the installation slide 4 on guide rail 3, this installation slide 4 is provided with two hold-down arms, is provided with fixed axis 5 between two hold-down arms; Be slidably mounted at least two plumb joint assemblies 1 on fixed axis 5, this plumb joint assembly 1 is locked by locking device; The slide drive unit 2 sliding along fixed axis 5 for drive installation slide 4, this slide drive unit 2 is installed in frame and with installation slide 4 and drives and be connected, in the present embodiment, the number of plumb joint assembly 1 is eight, slide drive unit 2 is selected cylinder, utilize cylinder to promote to install slide 4 along guide rail 3 linear slide, its cylinder block is to be fixed in frame, and the axis of the piston is connected with installation slide 4; Locking device comprises a clamping screw, can lock by clamping screw after regulating the position of plumb joint assembly 1, and can certainly be other locking device, as locking pin etc.
Described plumb joint assembly 1 comprises pedestal 108, this pedestal 108 comprises a base body, base body both sides are provided with the trepanning 109 being set on fixed axis 5, on base body, vertically run through two groups of pilot holes of pedestal, base body both sides are provided with two blocks of side plates, wherein a side plate is that another piece side plate is for hinged fork 106 for electric welding drive unit being installed and being compressed drive unit; Be slidably mounted on respectively the one group of compression axis of guide 110 and electric welding axis of guide 111 in pilot hole, compress the axis of guide 110 and the electric welding axis of guide 111 and be two; Be installed on and compress the compression force application board 112 of the axis of guide 110 lower ends and be installed in the electric welding force application board 113 of the lower end of the electric welding axis of guide 111; Be installed on and compress the electric welding drive unit that the axis of guide 110 upper ends drive the upper end that compresses the vertical compression drive unit sliding of force application board 112 and be installed on the electric welding axis of guide 111 to drive electric welding force application board 113 vertically to slide; Be arranged at the contiguous block 125 of pedestal 108 lower ends, this contiguous block 125 runs through described compression force application board 112 and electric welding force application board 113; Be fixed on the damping device 117 of contiguous block 125 lower ends; Vertically be slidably mounted on pressing plate lift block 123 and plumb joint lift block 115 on contiguous block 125, this pressing plate lift block 123 and plumb joint lift block 115 are connected with respectively the pressing plate connecting axle 118 and the plumb joint connecting axle 119 that run through damping device 117, on this pressing plate connecting axle 118 and plumb joint connecting axle 119, be respectively installed be pressed in advance between pressing plate lift block 123 and damping device 117, buffer spring 116 between plumb joint lift block 115 and damping device 117; Be fixed on the plumb joint 120 of plumb joint connecting axle 119 lower ends, this plumb joint 120 is provided with several welding columns 121; Be fixed on the pressing plate 122 of pressing plate connecting axle 118 lower ends, this pressing plate 122 is provided with is convenient to the through hole that each point welding column 121 passes.Therefore, in the decline process of pressing plate 122 and plumb joint 120, utilize the cushioning effect of buffer spring 116, thereby reduce pressing plate 122 and the impulsive force of plumb joint 120 to cell piece, reduce the fragment rate of cell piece.
Described compression drive unit comprises the pressing plate jacking piece 104 that is connected in the compression axis of guide 110 upper ends; Level is arranged on the cam 102 on slide plate 103, this slide plate 103 is fixed between the biside plate of pedestal 108, this cam 102 comprises that one becomes the application of force inclined-plane at an angle of inclination and the buffered water plane with the smooth transition of application of force inclined-plane with horizontal plane, and this cam 102 drives horizontal slip by cylinder 101; Be articulated with the fork 106 on pedestal 108, the force side of this fork 106 coordinates with cam 102 upper surfaces and contacts described pressing plate jacking piece 104.Therefore, the force side of the application of force slope driving fork 106 of cam 102 moves upward, force side is moved on pushing tow pressing plate jacking piece 104 again, thereby realize the reset of pressing plate 122, and cam 102 when pulled, by the active force of application of force inclined-plane and force side, change gradually the active force of buffered water plane and force side into, now pressing plate 122 parts such as grade rely on its gravity fall, hipped end degree is milder more on earth, fall very mild, pressing plate 122 decrease speeds become very mild, close to 0m/s, until contact with cell piece, the pressure that cell piece is subject in welding process is all from himself gravity, so just having realized pressing plate 122 contacts with the soft of cell piece, thereby reduce the fragment rate of cell piece.The force side of described fork 106 is provided with rolling bearing 107; With the roller that rolling bearing 107 coordinates, this roller is installed on described pressing plate jacking piece 104 by height adjustment mechanism 105.Can reduce friction, ensure that the running of complete machine is stable.
Described height adjustment mechanism 105 comprises adjusting double-screw bolt, and this adjusting double-screw bolt is vertically installed on pressing plate jacking piece 104, and described roller is installed on and regulates the lower end of double-screw bolt, the upper end of the described adjusting double-screw bolt adjusting nut that has been threaded.Height adjustment mechanism 105 can ensure the moderate pressure of welding process center platen to cell piece, avoids occurring the tight or excessive phenomenon of pressure of compacting.
Equally, electric welding drive unit and compression driving device structure are similar, and described electric welding drive unit comprises the plumb joint jacking piece 124 that is connected in the electric welding axis of guide 111 upper ends; Level is arranged on the cam 102 on slide plate 103, this slide plate 103 is fixed on pedestal 108, this cam 102 comprises a buffered water plane that becomes the application of force inclined-plane at an angle of inclination with horizontal plane and be connected with the smooth transition of application of force inclined-plane, and this cam 102 drives horizontal slip by cylinder 101; Be articulated with the fork 106 on pedestal 108, the force side of this fork 106 coordinates with cam 102 upper surfaces and contacts described plumb joint jacking piece 124.In like manner, can ensure when plumb joint 120 moves downward more and more gentlyer, until contact with cell piece, reduce fragment rate.
Between described plumb joint lift block 115 and electric welding force application board 113, adaptive block 114 is installed, this adaptive block 114 comprises vertical section and horizontal segment, vertically section is provided with vertical chute, described plumb joint lift block 115 is installed on adaptive block 114 by the sliding pin being constrained in described chute, and horizontal segment is fixedly connected with the bottom surface of electric welding force application board 113.By the setting of adaptive block 114, when plumb joint 120 welds, can carry out adaptability adjusting according to the different-thickness of weld, effectively solve the problem of solder side injustice, and change different adaptive block 114, the pressure that can make to compress force application board 112 and act on pressing plate lift block 123, it is all moderate that electric welding force application board 113 acts on plumb joint lift block 115 pressure.
Described damping device 117 is installed on by shipping and reselling on another market on contiguous block 125, therefore the whole plumb joint 120 pin beat that can rotate, therefore can be according to the Slope angle adjustment angle of cell piece, having realized error adjusts automatically, and the sliding pin of adaptive block 114 is in chute, the width of its chute own is greater than sliding pin diameter, therefore sliding pin can be in chute width range beat, thereby retrained the deflection angle of plumb joint 120.
The course of work of the present invention is: first slide drive unit 2 drive installation slides 4 are along axis of guide down sliding, while being about to bonding pad, stop, then, compress drive unit and pull cam 102, cam 102 is contacted with fork 106 force sides by application of force inclined-plane and is transitioned into gradually buffered water plane and contacts with fork 106, in this process, produce a difference in height, now compressing 112 of force application boards relies on its Action of Gravity Field to fall, and clamping platen lift block 123, under the effect of buffer spring 116, pressing plate 122 slowly falls, finally contact with solar battery sheet is soft, compress solar battery sheet.And electric welding drive unit in like manner pulls cam 102, cam 102 excessively arrives buffered water plane in application of force inclined-plane again with the contact-making surface of fork 106, like this, electric welding force application board 113 relies on gravity fall to compress plumb joint lift block 115, thereby plumb joint 120 moves down, some welding column 121 contacts and realizes means of spot welds with cell piece through the through hole of pressing plate 122.After having welded, compress drive unit actuating cam 102, cam 102 is transitioned into application of force inclined-plane gradually by buffered water plane, moves upward thereby promote fork 106, and the force side of fork 106 moves upward, this pressing plate jacking piece 104 of pushing tow moves upward, 112 of force application boards of compression are pulled and move up like this, under the reseting elasticity effect of buffer spring 116, promote pressing plate lift block 123 and promote pressing plate 122, in like manner, plumb joint 120 is also cushioned spring 116 lifting restorings.

Claims (8)

1. a solar cell welding device, is characterized in that: comprise the guide rail that is installed on the vertical layout in frame; Be slidably mounted on the installation slide on guide rail, this installation slide is provided with two hold-down arms, between two hold-down arms, is provided with fixed axis; Be slidably mounted at least two plumb joint assemblies on fixed axis, this plumb joint assembly is locked by locking device; The slide drive unit sliding along fixed axis for drive installation slide, this slide drive unit is installed in frame and with installation slide and drives and be connected.
2. a kind of solar cell welding device as claimed in claim 1, is characterized in that: described plumb joint assembly comprises pedestal, and this pedestal is provided with the trepanning being set on fixed axis and vertically runs through two groups of pilot holes of pedestal; Be slidably mounted on respectively the one group of compression axis of guide and electric welding axis of guide in pilot hole; Be installed on and compress the compression force application board of axis of guide lower end and be installed in the electric welding force application board of the lower end of the electric welding axis of guide; Be installed on and compress the electric welding drive unit that axis of guide upper end drives the upper end that compresses the vertical compression drive unit sliding of force application board and be installed on the electric welding axis of guide to drive electric welding force application board vertically to slide; Be arranged at the contiguous block of pedestal lower end, this contiguous block runs through described compression force application board and electric welding force application board; Be fixed on the damping device of contiguous block lower end; Vertically be slidably mounted on pressing plate lift block and plumb joint lift block on contiguous block, this pressing plate lift block and plumb joint lift block are connected with respectively the pressing plate connecting axle and the plumb joint connecting axle that run through damping device, on this pressing plate connecting axle and plumb joint connecting axle, be respectively installed be pressed in advance between pressing plate lift block and damping device, buffer spring between plumb joint lift block and damping device; Be fixed on the plumb joint of plumb joint connecting axle lower end, this plumb joint is provided with several welding columns; Be fixed on the pressing plate of pressing plate connecting axle lower end, this pressing plate is provided with is convenient to the through hole that each point welding column passes.
3. a kind of solar cell welding device as claimed in claim 2, is characterized in that: described compression drive unit comprises the pressing plate jacking piece that is connected in compression axis of guide upper end; Level is arranged on the cam on slide plate, and this slide plate is fixed on pedestal, and this cam comprises that one becomes the application of force inclined-plane at an angle of inclination and the buffered water plane with the smooth transition of application of force inclined-plane with horizontal plane, and this cam is by air cylinder driven horizontal slip; Be articulated with the fork on pedestal, the force side of this fork coordinates with upper cam surface and contacts described pressing plate jacking piece.
4. a kind of solar cell welding device as claimed in claim 3, is characterized in that: the force side of described fork is provided with rolling bearing; The roller coordinating with rolling bearing, this roller is installed on described pressing plate jacking piece by height adjustment mechanism.
5. a kind of solar cell welding device as claimed in claim 4, it is characterized in that: described height adjustment mechanism comprises adjusting double-screw bolt, this adjusting double-screw bolt is vertically installed on pressing plate jacking piece, described roller is installed on and regulates the lower end of double-screw bolt, the upper end of the described adjusting double-screw bolt adjusting nut that has been threaded.
6. a kind of solar cell welding device as described in claim 2 to 5 any one, is characterized in that: described electric welding drive unit comprises the plumb joint jacking piece that is connected in electric welding axis of guide upper end; Level is arranged on the cam on slide plate, and this slide plate is fixed on pedestal, and this cam comprises a buffered water plane that becomes the application of force inclined-plane at an angle of inclination with horizontal plane and be connected with the smooth transition of application of force inclined-plane, and this cam is by air cylinder driven horizontal slip; Be articulated with the fork on pedestal, the force side of this fork coordinates with upper cam surface and contacts described plumb joint jacking piece.
7. a kind of solar cell welding device as claimed in claim 6, it is characterized in that: between described plumb joint lift block and electric welding force application board, adaptive block is installed, this adaptive block comprises vertical section and horizontal segment, vertically section is provided with vertical chute, described plumb joint lift block is installed on adaptive block by the sliding pin being constrained in described chute, and horizontal segment is fixedly connected with the bottom surface of electric welding force application board.
8. a kind of solar cell welding device as claimed in claim 7, is characterized in that: described damping device is installed on contiguous block by shipping and reselling on another market.
CN201210213168.1A 2012-06-26 2012-06-26 Device for welding solar cells Expired - Fee Related CN102699506B (en)

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US3427424A (en) * 1965-10-24 1969-02-11 Globe Union Inc Welding machine
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CN202639632U (en) * 2012-06-26 2013-01-02 江苏爱动力自动化设备有限公司 Welding device of solar battery piece

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