CN119304335B - Photovoltaic cell welding device for manufacturing photovoltaic module - Google Patents
Photovoltaic cell welding device for manufacturing photovoltaic module Download PDFInfo
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- CN119304335B CN119304335B CN202411863975.7A CN202411863975A CN119304335B CN 119304335 B CN119304335 B CN 119304335B CN 202411863975 A CN202411863975 A CN 202411863975A CN 119304335 B CN119304335 B CN 119304335B
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- 238000003466 welding Methods 0.000 title claims abstract description 182
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 230000006698 induction Effects 0.000 claims abstract description 13
- 230000007306 turnover Effects 0.000 claims description 42
- 238000010008 shearing Methods 0.000 claims description 11
- 238000012546 transfer Methods 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 4
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 3
- 230000005674 electromagnetic induction Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
- B23K13/01—Welding by high-frequency current heating by induction heating
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
A photovoltaic cell welding set for photovoltaic module makes relates to photovoltaic module welding equipment technical field, including supporting the base, supporting the square seat of base for horizontal ground connection, supporting the fixed welding bench that is equipped with in top of base, welding bench is the square platform that the level set up, is equipped with respectively on the supporting the base and carries material loading subassembly, welds area arrangement subassembly and preheat the subassembly, is equipped with upset switching component and induction welding subassembly on the welding bench respectively. The invention solves the problems of low manual welding efficiency, inconvenient positioning and surface changing adjustment of the photovoltaic cell in the mechanized welding process, inconvenient arrangement of the bus welding strips, limited functions of a welding mechanism, incapability of realizing diversified welding processing and the like in the welding combination of the photovoltaic cell in the traditional technology.
Description
Technical Field
The invention relates to the technical field of photovoltaic module welding equipment, in particular to a photovoltaic cell welding device for manufacturing a photovoltaic module.
Background
Photovoltaic modules (also known as solar panels) are one of the core parts of photovoltaic power generation systems.
Structurally, the photovoltaic module mainly comprises toughened glass, an EVA layer film, a photovoltaic cell, a backboard, an aluminum frame, a junction box, a connector and the like, wherein the photovoltaic cell is a semiconductor material module capable of converting sunlight into electric energy, and is one of key modules of a solar photovoltaic power generation system.
In the application process, the photovoltaic cell pieces are generally combined into a photovoltaic cell set in a serial or parallel mode so as to improve the output voltage and current.
The photovoltaic cell can be classified into a polycrystalline silicon photovoltaic cell, a monocrystalline silicon photovoltaic cell, and a thin film photovoltaic cell.
The production and manufacturing flow of the photovoltaic module generally needs to be subjected to several links such as welding, lamination, framing, junction box installation, solidification, testing and the like, wherein the processing of the photovoltaic cell is mainly focused on the welding link. The welding of the photovoltaic module mainly refers to that a plurality of battery pieces are connected in series through a welding mode, and the specific method is that a current collecting welding strip is firstly welded to a main grid line on the front side (negative electrode) of one of the photovoltaic battery pieces, and then a plurality of welding strips are welded to a main grid line on the back side (positive electrode) of the next photovoltaic battery piece, so that the photovoltaic battery pack is obtained, namely the welding of the photovoltaic module comprises two different processes of single welding and series welding. The busbar is a tinned copper strip, and the length of the busbar is about 2 times of the side length of the battery piece.
In the existing production flow, the welding links of the photovoltaic cell are completed by workers through electric soldering iron and soldering wires, the problem of low efficiency inevitably occurs in a manual welding mode, and if the existing welding equipment is adopted for welding the photovoltaic cell and the current collecting welding strip, the following problems occur:
1. The welding clamping and positioning and the surface changing adjustment are inconvenient, so that the problem of welding quality reduction is caused. In addition, as the welding parts of the converging welding strips and the photovoltaic cells are respectively positioned on the opposite planes of the two photovoltaic cells, and after the first single welding is finished, the photovoltaic cells need to be subjected to turnover surfaces for carrying out subsequent secondary series welding, and the turnover surfaces can cause the change of the existing positioning references, thereby causing the problem of welding offset.
2. The problems of layout, length limitation and inconvenient transfer of the bus solder strips.
3. Inconvenient feeding of photovoltaic cell piece transportation.
4. The existing welding mechanism has single function and can not realize synchronous processing of two welding modes of single welding and series welding.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a photovoltaic cell welding device for manufacturing a photovoltaic module, which is used for solving the problems that in the prior art, when welding and combining the photovoltaic cell, the manual welding efficiency is low, the positioning and surface changing adjustment of the photovoltaic cell in the mechanized welding process are inconvenient, the arrangement of a bus welding strip is inconvenient, the function of a welding mechanism is limited, and the diversified welding processing cannot be realized.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A photovoltaic cell piece welding set for photovoltaic module makes, including supporting the base, support the square seat of base for horizontal ground connection, the fixed welding work platform that is equipped with in top of supporting the base, the welding work platform is the square platform that the level set up, be equipped with respectively on the support base and carry material loading subassembly, weld area arrangement subassembly and preheat the subassembly, be equipped with upset switching component and induction welding subassembly on the welding work platform respectively.
As an optimized scheme, four support risers which are symmetrical in pairs are fixedly connected to the upper surface of the support base, and the upper ends of the support risers are fixedly connected to the lower surface of the welding workbench respectively.
As an optimized scheme, square turnover openings are formed in the upper surface of the welding workbench, two avoidance openings are formed in the two longitudinal side walls of the welding workbench respectively, and the two avoidance openings are communicated with the square turnover openings respectively.
As an optimized scheme, motor mounting grooves are respectively formed in the center of each transverse outer end face of the welding workbench, the turnover switching assembly comprises two transversely symmetrical turnover driving motors, the two turnover driving motors are fixedly connected to the transverse inner groove faces of the motor mounting grooves respectively, the tail end of an output shaft of each turnover driving motor penetrates through the welding workbench and is fixedly connected with a turnover clamping seat, the two turnover clamping seats are U-shaped seats, and the middle parts of the two turnover clamping seats are in rotary butt joint.
As an optimized scheme, the induction welding assembly is rotationally symmetrically provided with two groups, each group of induction welding assembly comprises a motor mounting plate which is horizontally arranged, the motor mounting plates are fixedly connected to the longitudinal outer wall of the welding workbench, a steering driving motor is fixedly connected to the lower surface of each motor mounting plate, the tail end of an output shaft of each steering driving motor upwards penetrates through the motor mounting plates and is fixedly connected with a circular turntable, and the circular turntable is tightly attached to the upper surface of each motor mounting plate.
As an optimized scheme, each circular turntable is fixedly connected with a vertical electric control telescopic cylinder at the center of the upper surface of the circular turntable, a horizontal welding mounting plate is fixedly connected with the telescopic end of the upper part of the electric control telescopic cylinder, a high-frequency electromagnetic generator is fixed on the inner top surface of the welding mounting plate, a power supply module is further fixed on the inner top surface of the welding mounting plate, the power supply module is arranged on one side of the high-frequency electromagnetic generator, and the power supply module is connected with the high-frequency electromagnetic generator for supplying power.
As an optimized scheme, two groups of conveying and feeding components are rotationally symmetrically arranged, each group of conveying and feeding components comprises two conveying clamping plates which are longitudinally symmetrical, the lower ends of the two conveying clamping plates are fixedly connected to the transverse side end faces of the supporting base, conveying driving motors are fixedly connected to the longitudinal outer walls, close to the upper end portions, of the conveying clamping plates respectively, driving rotating rollers are arranged between the two conveying clamping plates in a rotating mode, and the tail ends of output shafts of the conveying driving motors are fixedly connected to the side end faces of the driving rotating rollers.
As an optimized scheme, the upper surface of the support base is fixedly connected with two vertical support side plates, the support side plates are transversely arranged opposite to the conveying clamping plates, the support side plates are arranged on the outer side of the welding workbench, driven rotating rollers are rotatably arranged between the support side plates and the longitudinal outer wall of the welding workbench, the driven rotating rollers and the driving rotating rollers are at the same horizontal height, and conveying belts are sleeved between the driven rotating rollers and the driving rotating rollers.
As an optimized scheme, each group of conveying and feeding components further comprises a horizontal supporting plate, the horizontal supporting plates are fixedly connected to the longitudinal side walls of the supporting base, vertical telescopic cylinders are fixedly connected to the upper surfaces of the horizontal supporting plates, square middle rotating bases are fixedly connected to the upper telescopic ends of the vertical telescopic cylinders, horizontal telescopic cylinders are fixedly arranged in the square middle rotating bases, transfer clamping seats are fixedly connected to the telescopic tail ends of the horizontal telescopic cylinders, the transfer clamping seats are C-shaped seats with lateral openings, and the transfer clamping seats are opposite to the avoidance opening.
As an optimized scheme, the preheating component comprises two square preheating tables, the two square preheating tables are lifted and arranged in the square overturning opening, four hydraulic telescopic cylinders are fixedly connected to the upper surface of the supporting base corresponding to each square preheating table respectively, the upper telescopic ends of the hydraulic telescopic cylinders are fixedly connected to the lower surface of the square preheating table, and when the welding mounting plate is rotated to the longitudinal direction, the high-frequency electromagnetic generator and the square preheating table are positioned at the upper and lower opposite positions.
As an optimized scheme, the welding strip arrangement assembly comprises lifting supporting plates, wherein the lifting supporting plates are arranged right above one square preheating table, the lifting supporting plates are horizontally arranged T-shaped plates, three lifting telescopic cylinders are fixedly connected to the upper surface of the supporting base corresponding to the lifting supporting plates, and the upper telescopic ends of the lifting telescopic cylinders are fixedly connected to the side edges of the lower surface of the lifting supporting plates respectively.
As an optimized scheme, the upper surface of the lifting supporting plate is provided with a transversely extending sliding limit opening, a square sliding seat is clamped in the sliding limit opening, the upper surface of the lifting supporting plate is fixedly connected with a sliding driving motor, the sliding driving motor is arranged on one side of the sliding limit opening, the tail end of an output shaft of the sliding driving motor is fixedly connected with a horizontal driving threaded rod, and the driving threaded rod penetrates through and is in threaded connection with the square sliding seat.
As an optimized scheme, a positioning seat is arranged on the other side of the sliding limiting opening, the positioning seat is fixedly connected to the upper surface of the lifting supporting plate, and the tail end of the driving threaded rod is rotatably supported on the positioning seat.
As an optimized scheme, two longitudinally symmetrical fixed side plates are fixedly connected to the inner top surface of the lifting supporting plate, which is close to one side of the sliding driving motor, two welding belt conveying wheels which are vertically symmetrical are rotationally arranged between the two fixed side plates, each welding belt conveying wheel is fixedly connected to the longitudinal outer end surface of each fixed side plate respectively, and the tail end of an output shaft of the rotating driving motor penetrates through the fixed side plate and is fixedly connected to the corresponding side end surface of the welding belt conveying wheel.
As an optimized scheme, the welding strip arrangement assembly further comprises a fixed clamping seat and a movable clamping seat, wherein the fixed clamping seat is arranged on one side of each of the two fixed side plates and is installed on the inner top surface of the lifting supporting plate in a lifting mode, and the movable clamping seat is installed on the lower surface of the square sliding seat in a lifting mode.
As an optimized scheme, the fixed clamping seat and the movable clamping seat are arranged in a transverse opening manner, and the fixed clamping seat and the movable clamping seat are respectively provided with an electric chuck.
As an optimized scheme, the inner top surface of the lifting supporting plate is fixedly connected with a shearing frame, the shearing frame is arranged between the fixing clamp seat and the two fixing side plates, and two symmetrical cutting knives are respectively arranged on the inner top surface and the inner bottom surface of the shearing frame in a telescopic manner.
Compared with the prior art, the invention has the beneficial effects that:
The conveying and feeding assembly provided by the invention can realize conveying and feeding of photovoltaic cell pieces and continuous transfer. Specifically, carry the material loading subassembly and include two conveyer belts, two photovoltaic cell pieces are placed respectively and are carried out horizontal transportation on two conveyer belts, after the photovoltaic cell piece carries to specific position, utilize to shift the holder and carry the one side centre gripping of photovoltaic cell piece to drive its longitudinal movement and pass and dodge the mouth, utilize the upset holder to receive the centre gripping to photovoltaic cell piece from the opposite side again, thereby realize the continuity of photovoltaic cell piece and shift the material loading.
The turnover switching assembly provided by the invention can realize turnover surface change in the welding processing process of the photovoltaic cell under the condition of not changing the positioning reference. Specifically, the turnover switching assembly comprises two symmetrical turnover clamping seats, the turnover clamping seats can clamp and position the end parts of the photovoltaic cell pieces, the middle parts of the two turnover clamping seats are in rotary butt joint, each turnover clamping seat can be turned around a shaft under the control of a turnover driving motor respectively, the switching of welding positions is realized, and therefore the serial welding of the replacement surfaces of the two photovoltaic cell pieces is realized under the condition that the photovoltaic cell pieces are not disassembled and reloaded.
The welding strip arrangement assembly provided by the invention can realize the stretching extension, length limitation and transfer arrangement of the bus welding strip. The welding strip arranging assembly comprises a horizontal lifting supporting plate, two fixed side plates are fixedly connected to one side of the lower surface of the lifting supporting plate, two welding strip conveying wheels are rotatably arranged between the two fixed side plates, the welding strip can be conveyed and unfolded through controlling the two welding strip conveying wheels to reversely rotate, the welding strip arranging assembly further comprises a fixed clamping seat and a movable clamping seat, electric chucks are respectively arranged on the fixed clamping seat and the movable clamping seat, the electric chucks can clamp the welding strip and can pull the welding strip out for a certain length through controlling the movable clamping seat to move, and then the welding strip is cut off by a cutting knife, so that the welding strip with the certain length is obtained.
After the photovoltaic cell piece conveying and feeding and the arrangement of the busbar welding strips are finished, the busbar welding strips are firstly singly welded on one photovoltaic cell piece, then the overturning switching assembly is utilized to overturn the busbar welding strips and the photovoltaic cell pieces which are welded to the other side, so that the part which is not welded by the busbar welding strips is transferred and attached to the back main grid line of the other photovoltaic cell piece, and then the other group of induction welding assemblies are utilized to carry out series welding connection, thereby realizing continuous operation of single welding and series welding processes and effectively improving the welding efficiency; in addition, the welding mode adopted in the invention is non-contact electromagnetic induction welding, and the welding heat source is generated by utilizing electromagnetic induction, so that the welding speed and the welding quality are improved.
The preheating component provided by the invention can preheat the lower part of the photovoltaic cell by utilizing the square preheating table before induction welding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic cross-sectional view of the internal structure of the components of the present invention in a front view;
FIG. 2 is a schematic cross-sectional view of the internal structure of the components of the present invention in a top view;
FIG. 3 is a schematic cross-sectional view of the internal structure of the components of the present invention in a side view;
FIG. 4 is a schematic view of the external overall structure of the present invention in the front view;
FIG. 5 is a schematic view of the exterior overall structure of the present invention in a top view;
fig. 6 is a schematic view of the external overall structure of the present invention in a side view.
In the figure, the device comprises a 1-supporting base, a 2-welding workbench, a 3-supporting vertical plate, a 4-square turnover opening, a 5-conveying clamping plate, a 6-conveying driving motor, a 7-driving turnover roller, a 8-supporting side plate, a 9-driven turnover roller, a 10-conveying belt, a 11-avoidance opening, a 12-horizontal supporting plate, a 13-vertical telescopic cylinder, a 14-square middle rotary seat, a 15-horizontal telescopic cylinder, a 16-transferring clamping seat, a 17-motor mounting groove, a 18-turnover driving motor, a 19-turnover clamping seat, a 20-motor mounting plate, a 21-turning driving motor, a 22-round turntable, a 23-electric control telescopic cylinder, a 24-welding mounting plate, a 25-high frequency electromagnetic generator, a 26-power supply module, a 27-square preheating table, a 28-hydraulic telescopic cylinder, a 29-lifting supporting plate, a 30-lifting telescopic cylinder, a 31-sliding limit opening, a 32-square sliding seat, a 33-sliding driving motor, a 34-driving threaded rod, a 35-positioning seat, a 36-fixed side plate, a 37-welding belt conveying wheel, a 38-rotation driving motor, a 39-fixed clamping seat, a 40-electric movable clamping seat, a 40-electric clamping seat, a 41-cutting clamping seat and a 43-shearing frame.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 6, a photovoltaic cell welding device for manufacturing a photovoltaic module comprises a support base 1, wherein the support base 1 is a square base horizontally grounded, a welding workbench 2 is fixedly arranged above the support base 1, the welding workbench 2 is a square platform horizontally arranged, a conveying and feeding module, a welding strip arrangement module and a preheating module are respectively arranged on the support base 1, and a turnover switching module and an induction welding module are respectively arranged on the welding workbench 2.
Four support risers 3 which are symmetrical in pairs are fixedly connected to the upper surface of the support base 1, and the upper ends of the support risers 3 are fixedly connected to the lower surface of the welding workbench 2 respectively.
The upper surface of the welding workbench 2 is provided with a square turnover opening 4.
The conveying and feeding assembly is rotationally symmetrically provided with two groups, each group of conveying and feeding assembly comprises two conveying clamping plates 5 which are longitudinally symmetrical, the lower ends of the two conveying clamping plates 5 are fixedly connected to the transverse side end face of the supporting base 1, conveying driving motors 6 are fixedly connected to the longitudinal outer walls, close to the upper end portions, of the conveying clamping plates 5 respectively, driving rotating rollers 7 are rotationally arranged between the two conveying clamping plates 5, and the tail ends of output shafts of the conveying driving motors 6 are fixedly connected to the side end faces of the driving rotating rollers 7.
The upper surface rigid coupling of supporting base 1 has two vertical support curb plates 8, and support curb plate 8 transversely sets up with carrying splint 5 relatively, and the outside of welding bench 2 is located to support curb plate 8, rotates between the vertical outer wall of supporting curb plate 8 and welding bench 2 to be equipped with driven roller 9, and driven roller 9 is in same level with initiative roller 7, and driven roller 9 overlaps between initiative roller 7 and is equipped with conveyer belt 10.
Two avoidance openings 11 are respectively formed in the longitudinal side wall of the welding workbench 2, corresponding to the two conveying belts 10, and the two avoidance openings 11 are respectively communicated with the square overturning opening 4.
Each group of conveying and feeding assembly further comprises a horizontal supporting plate 12, the horizontal supporting plate 12 is fixedly connected to the longitudinal side wall of the supporting base 1, a vertical telescopic cylinder 13 is fixedly connected to the upper surface of the horizontal supporting plate 12, a square middle rotary seat 14 is fixedly connected to the telescopic end of the upper portion of the vertical telescopic cylinder 13, a horizontal telescopic cylinder 15 is fixedly arranged in the square middle rotary seat 14, a transferring clamping seat 16 is fixedly connected to the telescopic tail end of the horizontal telescopic cylinder 15, the transferring clamping seat 16 is a C-shaped seat with a lateral opening, and the transferring clamping seat 16 is opposite to the avoiding opening 11.
The center of each transverse outer end face of the welding workbench 2 is respectively provided with a motor mounting groove 17, the turnover switching assembly comprises two transverse symmetrical turnover driving motors 18, the two turnover driving motors 18 are respectively fixedly connected to transverse inner groove faces of the two motor mounting grooves 17, the tail end of an output shaft of each turnover driving motor 18 respectively penetrates through the welding workbench 2 and is fixedly connected with a turnover clamping seat 19, the two turnover clamping seats 19 are U-shaped seats, and the middle parts of the two turnover clamping seats 19 are in rotary butt joint.
The induction welding assembly is arranged on one transverse side of the conveying and feeding assembly, the induction welding assembly is rotationally symmetrically provided with two groups, each group of induction welding assembly comprises a motor mounting plate 20 which is horizontally arranged, the motor mounting plates 20 are fixedly connected to the longitudinal outer wall of the welding workbench 2, a steering driving motor 21 is fixedly connected to the lower surface of each motor mounting plate 20, the tail end of an output shaft of each steering driving motor 21 upwards penetrates through each motor mounting plate 20 and is fixedly connected with a circular turntable 22, and the circular turntable 22 is tightly attached to the upper surface of each motor mounting plate 20.
The center of the upper surface of each circular turntable 22 is fixedly connected with a vertical electric control telescopic cylinder 23, the telescopic end of the upper part of each electric control telescopic cylinder 23 is fixedly connected with a horizontal welding mounting plate 24, a high-frequency electromagnetic generator 25 is fixed on the inner top surface of the welding mounting plate 24, a power supply module 26 is also fixed on the inner top surface of the welding mounting plate 24, the power supply module 26 is arranged on one side of the high-frequency electromagnetic generator 25, and the power supply module 26 is connected with the high-frequency electromagnetic generator 25 for supplying power.
The preheating component comprises two square preheating tables 27, the two square preheating tables 27 are arranged in the square overturning opening 4 in a lifting mode, four hydraulic telescopic cylinders 28 are fixedly connected to the upper surface of the supporting base 1 corresponding to each square preheating table 27 respectively, the upper telescopic ends of the hydraulic telescopic cylinders 28 are fixedly connected to the lower surface of the square preheating tables 27, and when the welding mounting plate 24 rotates to the longitudinal direction, the high-frequency electromagnetic generator 25 and the square preheating tables 27 are located at the upper and lower opposite positions.
The welding strip arrangement assembly comprises a lifting supporting plate 29, wherein the lifting supporting plate 29 is arranged right above one square preheating table 27, the lifting supporting plate 29 is a T-shaped plate arranged horizontally, three lifting telescopic cylinders 30 are fixedly connected to the upper surface of the supporting base 1 corresponding to the lifting supporting plate 29, and the upper telescopic ends of each lifting telescopic cylinder 30 are fixedly connected to the side edges of the lower surface of the lifting supporting plate 29 respectively.
The upper surface of lift layer board 29 has seted up the slip spacing mouth 31 of transversely extending, square sliding seat 32 has been installed to the card in the slip spacing mouth 31, the upper surface rigid coupling of lift layer board 29 has slip driving motor 33, one side of slip spacing mouth 31 is located to slip driving motor 33, the terminal rigid coupling of output shaft of slip driving motor 33 has horizontal drive threaded rod 34, drive threaded rod 34 passes and threaded connection is in square sliding seat 32, the opposite side of slip spacing mouth 31 is equipped with positioning seat 35, positioning seat 35 rigid coupling is on the upper surface of lift layer board 29, the terminal rotation support of drive threaded rod 34 is on positioning seat 35.
The lifting supporting plate 29 is fixedly connected with two longitudinally symmetrical fixed side plates 36 on the inner top surface of one side, close to the sliding driving motor 33, of the lifting supporting plate 29, two welding belt conveying wheels 37 which are vertically symmetrical are rotatably arranged between the two fixed side plates 36, a rotary driving motor 38 is fixedly connected to the longitudinal outer end surface of each fixed side plate 36 respectively, and the tail end of an output shaft of the rotary driving motor 38 penetrates through the fixed side plate 36 and is fixedly connected to the side end surface of the corresponding welding belt conveying wheel 37.
The welding strip arrangement assembly further comprises a fixed clamping seat 39 and a movable clamping seat 40, wherein the fixed clamping seat 39 is arranged on one side of the two fixed side plates 36 and is installed on the inner top surface of the lifting supporting plate 29 in a lifting mode, and the movable clamping seat 40 is installed on the lower surface of the square sliding seat 32 in a lifting mode.
The fixed clamping seat 39 and the movable clamping seat 40 are arranged in a transverse opening manner, and the fixed clamping seat 39 and the movable clamping seat 40 are respectively provided with an electric chuck 41.
A shearing frame 42 is fixedly connected to the inner top surface of the lifting supporting plate 29, the shearing frame 42 is arranged between the fixing clamping seat 39 and the two fixing side plates 36, and two symmetrical cutting knives 43 are respectively arranged on the inner top surface and the inner bottom surface of the shearing frame 42 in a telescopic manner.
When the photovoltaic cell welding machine is used, firstly, two photovoltaic cell pieces to be welded are respectively placed on two conveying belts 10, four conveying driving motors 6 are respectively started, the conveying driving motors 6 drive an active rotating roller 7 to rotate, then the two conveying belts 10 are driven to circularly roll, and the two photovoltaic cell pieces are conveyed to the outer sides of two avoidance openings 11; the method comprises the steps of controlling a vertical telescopic cylinder 13 to extend, driving a rotary seat 14 in a square to move upwards to a position horizontally opposite to a photovoltaic cell, controlling a horizontal telescopic cylinder 15 to extend, clamping the photovoltaic cell from one side by using a transfer clamping seat 16, adjusting the feeding height of the photovoltaic cell by controlling the vertical telescopic cylinder 13 to extend again, respectively starting two overturning driving motors 18, respectively controlling the two overturning clamping seats 19 to overturn to a horizontal state by the two overturning driving motors 18, enabling the opening end of the overturning clamping seat 19 to face the photovoltaic cell, controlling the horizontal telescopic cylinder 15 to extend, driving the transfer clamping seat 16 to longitudinally move, enabling the tail end of the photovoltaic cell to pass through an avoidance opening 11 and be clamped on the overturning clamping seat 19, starting the two overturning driving motors 18 again, respectively driving the two overturning clamping seats 19 to overturn 180 degrees, enabling the two photovoltaic cell to vertically opposite to the two square preheating tables 27, controlling the hydraulic telescopic cylinder 28 to extend, driving the square preheating tables 27 to rise to a position propped against the lower surface of the photovoltaic cell, respectively starting two rotating driving motors 38, driving a welding belt conveying wheel 37 to rotate by the rotating driving motor 38, enabling a welding belt conveying belt 37 to pass through the avoidance opening 11 and absorb welding flux, and enabling the welding belt to pass through a shearing belt 42 to transversely stretch in sequence, and sequentially, A fixed grip holder 39 and a movable grip holder 40; the tail end of the welding strip is clamped by utilizing an electric clamping head 41, a sliding driving motor 33 is started, the sliding driving motor 33 drives a driving threaded rod 34 to rotate, a square sliding seat 32 is driven to transversely slide along a sliding limiting opening 31, a movable clamping seat 40 is far away from a fixed clamping seat 39, the welding strip is transversely stretched and unfolded until the length of the welding strip between the fixed clamping seat 39 and the movable clamping seat 40 is more than twice the width of a photovoltaic cell; the welding strip welding method comprises the steps of controlling two cutting knives 43 to stretch and retract to cut the welding strip, synchronously controlling a fixed clamping seat 39 and a movable clamping seat 40 to descend, attaching the cut welding strip to a front (negative) main grid line of one photovoltaic cell, starting a steering driving motor 21, driving a circular turntable 22 to rotate by the steering driving motor 21, enabling a high-frequency electromagnetic generator 25 to rotate to a position right above the photovoltaic cell and the welding strip, starting a square preheating table 27, carrying out welding preheating on the back surface of the photovoltaic cell, controlling an electric control telescopic cylinder 23 to shorten, driving the high-frequency electromagnetic generator 25 to descend, simultaneously starting the high-frequency electromagnetic generator 25, carrying out non-contact welding on the photovoltaic cell and the welding strip by utilizing electromagnetic induction heating, starting a turnover driving motor 18 after single-stage welding of the welding strip is finished, driving the welded photovoltaic cell and the welding strip to turn over 180 DEG by the turnover clamping seat 19, enabling the two photovoltaic cell to move to the same side, enabling an unwelded part of the welding strip to be attached to the back (negative) main grid line of the other photovoltaic cell, carrying out welding strip welding assembly and non-contact welding the photovoltaic cell by utilizing the other square preheating table 27, thus completing the series welding connection of the two photovoltaic cell pieces.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention, but not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all technical features may be equivalently replaced, and the modification or replacement does not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present invention, and is included in the scope of the claims and the specification of the present invention.
Claims (10)
1. The photovoltaic cell welding device for manufacturing the photovoltaic module is characterized by comprising a support base (1), wherein the support base (1) is a square base which is horizontally grounded, a welding workbench (2) is fixedly arranged above the support base (1), the welding workbench (2) is a square table which is horizontally arranged, a conveying and feeding assembly, a welding strip arrangement assembly and a preheating assembly are respectively arranged on the support base (1), and a turnover switching assembly and an induction welding assembly are respectively arranged on the welding workbench (2);
Four support risers (3) which are symmetrical in pairs are fixedly connected to the upper surface of the support base (1), and the upper ends of the support risers (3) are fixedly connected to the lower surface of the welding workbench (2) respectively;
the upper surface of the welding workbench (2) is provided with a square overturning port (4), two longitudinal side walls of the welding workbench (2) are respectively provided with two avoidance ports (11), and the two avoidance ports (11) are respectively communicated with the square overturning port (4);
The center of each transverse outer end surface of the welding workbench (2) is respectively provided with a motor mounting groove (17), the turnover switching assembly comprises two transverse symmetrical turnover driving motors (18), the two turnover driving motors (18) are respectively fixedly connected to the transverse inner groove surfaces of the two motor mounting grooves (17), the tail end of an output shaft of each turnover driving motor (18) respectively penetrates through the welding workbench (2) and is fixedly connected with a turnover clamping seat (19), the two turnover clamping seats (19) are U-shaped seats, and the middle parts of the two turnover clamping seats (19) are in rotary butt joint;
The induction welding assembly is rotationally symmetrically provided with two groups, each group of induction welding assembly comprises a motor mounting plate (20) which is horizontally arranged, the motor mounting plates (20) are fixedly connected to the longitudinal outer wall of the welding workbench (2), a steering driving motor (21) is fixedly connected to the lower surface of each motor mounting plate (20), the tail end of an output shaft of each steering driving motor (21) upwards penetrates through each motor mounting plate (20) and is fixedly connected with a circular turntable (22), and the circular turntable (22) is tightly attached to the upper surface of each motor mounting plate (20);
Every circular carousel (22) upper surface center department rigid coupling has vertical automatically controlled flexible jar (23) respectively, the flexible end rigid coupling in upper portion of automatically controlled flexible jar (23) has horizontally welded mounting panel (24), be fixed with high frequency electromagnetic generator (25) on the interior top surface of welded mounting panel (24), still be fixed with power module (26) on the interior top surface of welded mounting panel (24), power module (26) are located one side of high frequency electromagnetic generator (25), power module (26) with high frequency electromagnetic generator (25) are connected the power supply.
2. The photovoltaic cell welding device for manufacturing the photovoltaic module according to claim 1, wherein the conveying and feeding components are rotationally symmetrically provided with two groups, each group of conveying and feeding components comprises two conveying clamping plates (5) which are longitudinally symmetrical, the lower ends of the two conveying clamping plates (5) are fixedly connected to the transverse side end face of the supporting base (1), conveying driving motors (6) are fixedly connected to the longitudinal outer walls, close to the upper end portions, of the conveying clamping plates (5), driving rotating rollers (7) are rotationally arranged between the two conveying clamping plates (5), and the tail ends of output shafts of the conveying driving motors (6) are fixedly connected to the side end faces of the driving rotating rollers (7).
3. The photovoltaic cell welding device for manufacturing the photovoltaic module according to claim 2, wherein the upper surface of the supporting base (1) is fixedly connected with two vertical supporting side plates (8), the supporting side plates (8) and the conveying clamping plates (5) are transversely oppositely arranged, the supporting side plates (8) are arranged on the outer side of the welding workbench (2), a driven rotating roller (9) is rotatably arranged between the supporting side plates (8) and the longitudinal outer wall of the welding workbench (2), the driven rotating roller (9) and the driving rotating roller (7) are positioned at the same horizontal height, and a conveying belt (10) is sleeved between the driven rotating roller (9) and the driving rotating roller (7).
4. The photovoltaic cell welding device for manufacturing the photovoltaic module according to claim 3, wherein each group of conveying and feeding modules further comprises a horizontal support plate (12), the horizontal support plates (12) are fixedly connected to the longitudinal side walls of the support base (1), vertical telescopic cylinders (13) are fixedly connected to the upper surfaces of the horizontal support plates (12), square middle rotary bases (14) are fixedly connected to the upper telescopic ends of the vertical telescopic cylinders (13), horizontal telescopic cylinders (15) are fixedly connected to the square middle rotary bases (14), transfer clamping holders (16) are fixedly connected to the telescopic tail ends of the horizontal telescopic cylinders (15), the transfer clamping holders (16) are C-shaped seats with lateral openings, and the transfer clamping holders (16) are right opposite to the avoidance openings (11).
5. The photovoltaic cell welding device for manufacturing the photovoltaic module according to claim 1, wherein the preheating module comprises two square preheating tables (27), the two square preheating tables (27) are arranged in the square overturning port (4) in a lifting mode, four hydraulic telescopic cylinders (28) are fixedly connected to the upper surface of the supporting base (1) corresponding to each square preheating table (27) respectively, the upper telescopic ends of the hydraulic telescopic cylinders (28) are fixedly connected to the lower surface of the square preheating tables (27), and when the welding mounting plate (24) rotates to the longitudinal direction, the high-frequency electromagnetic generator (25) and the square preheating tables (27) are located at upper and lower opposite positions.
6. The photovoltaic cell welding device for manufacturing a photovoltaic module according to claim 5, wherein the welding strip arrangement module comprises lifting support plates (29), the lifting support plates (29) are arranged right above one of the square preheating tables (27), the lifting support plates (29) are horizontally arranged T-shaped plates, three lifting telescopic cylinders (30) are fixedly connected to the upper surface of the support base (1) corresponding to the lifting support plates (29), and the upper telescopic ends of each lifting telescopic cylinder (30) are fixedly connected to the side edges of the lower surface of the lifting support plates (29) respectively.
7. The photovoltaic cell welding device for manufacturing the photovoltaic module according to claim 6, wherein a transversely extending sliding limit opening (31) is formed in the upper surface of the lifting support plate (29), a square sliding seat (32) is arranged in the sliding limit opening (31) in a clamped mode, a sliding driving motor (33) is fixedly connected to the upper surface of the lifting support plate (29), the sliding driving motor (33) is arranged on one side of the sliding limit opening (31), a horizontal driving threaded rod (34) is fixedly connected to the tail end of an output shaft of the sliding driving motor (33), and the driving threaded rod (34) penetrates through and is in threaded connection with the square sliding seat (32);
The other side of the sliding limiting opening (31) is provided with a positioning seat (35), the positioning seat (35) is fixedly connected to the upper surface of the lifting supporting plate (29), and the tail end of the driving threaded rod (34) is rotatably supported on the positioning seat (35).
8. The photovoltaic cell welding device for manufacturing a photovoltaic module according to claim 7, wherein two longitudinally symmetrical fixed side plates (36) are fixedly connected to the inner top surface of one side, close to the sliding driving motor (33), of the lifting supporting plate (29), two welding belt conveying wheels (37) which are vertically symmetrical are rotatably arranged between the two fixed side plates (36), a rotation driving motor (38) is fixedly connected to the longitudinal outer end surface of each fixed side plate (36), and the tail end of an output shaft of the rotation driving motor (38) penetrates through the fixed side plate (36) and is fixedly connected to the side end surface of the corresponding welding belt conveying wheel (37).
9. The welding device for photovoltaic cells for photovoltaic module production according to claim 8, wherein the solder strip arrangement module further comprises a fixed clamping seat (39) and a movable clamping seat (40), the fixed clamping seat (39) is arranged on one side of two fixed side plates (36) and is installed on the inner top surface of a lifting supporting plate (29) in a lifting manner, and the movable clamping seat (40) is installed on the lower surface of the square sliding seat (32) in a lifting manner;
The fixed clamping seat (39) and the movable clamping seat (40) are arranged in a transverse opening mode, and the fixed clamping seat (39) and the movable clamping seat (40) are respectively provided with an electric chuck (41).
10. The photovoltaic cell welding device for manufacturing the photovoltaic module according to claim 9, wherein a shearing frame (42) is fixedly connected to the inner top surface of the lifting supporting plate (29), the shearing frame (42) is arranged between the fixing clamping seat (39) and the two fixing side plates (36), and two symmetrical cutting knives (43) are respectively arranged on the inner top surface and the inner bottom surface of the shearing frame (42) in a telescopic manner.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692086A (en) * | 2013-12-16 | 2014-04-02 | 余辉 | Novel series welding machine |
| CN111697106A (en) * | 2020-06-24 | 2020-09-22 | 无锡先导智能装备股份有限公司 | Battery string preparation device and series welding equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203712112U (en) * | 2013-12-16 | 2014-07-16 | 余辉 | Novel series welding machine overturning mechanism |
| CN114823988B (en) * | 2022-07-01 | 2022-10-25 | 苏州小牛自动化设备有限公司 | Battery string production method and equipment |
| JP2024122405A (en) * | 2023-02-28 | 2024-09-09 | パナソニックホールディングス株式会社 | Manufacturing method of solar battery string |
| CN117936450A (en) * | 2023-08-09 | 2024-04-26 | 苏州智慧谷激光智能装备有限公司 | A clamping and turning device and method |
| CN221102108U (en) * | 2023-09-19 | 2024-06-07 | 隆基绿能科技股份有限公司 | Battery string preparation equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692086A (en) * | 2013-12-16 | 2014-04-02 | 余辉 | Novel series welding machine |
| CN111697106A (en) * | 2020-06-24 | 2020-09-22 | 无锡先导智能装备股份有限公司 | Battery string preparation device and series welding equipment |
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