CN110064870B - Welding strip quick-change device and solar cell welding machine - Google Patents
Welding strip quick-change device and solar cell welding machine Download PDFInfo
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- CN110064870B CN110064870B CN201910459737.2A CN201910459737A CN110064870B CN 110064870 B CN110064870 B CN 110064870B CN 201910459737 A CN201910459737 A CN 201910459737A CN 110064870 B CN110064870 B CN 110064870B
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- 238000003466 welding Methods 0.000 title claims abstract description 241
- 210000001503 joint Anatomy 0.000 claims abstract description 89
- 239000000463 material Substances 0.000 claims description 41
- 238000003825 pressing Methods 0.000 claims description 35
- 229910000679 solder Inorganic materials 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000004308 accommodation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 239000013589 supplement Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 238000003032 molecular docking Methods 0.000 description 10
- 239000002184 metal Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
- H01L31/188—Apparatus specially adapted for automatic interconnection of solar cells in a module
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
Abstract
The invention discloses a welding strip quick-change device and a solar cell welding machine, wherein the welding strip quick-change device comprises a machine base, a welding strip taking device, a welding strip feeding device and a limiting structure, a butt joint position is formed on the machine base, the welding strip taking device comprises a taking platform positioned at the butt joint position, the taking platform is used for bearing a first welding strip, the welding strip feeding device comprises a plurality of feeding platforms, each feeding platform is used for bearing a second welding strip, each feeding platform has an upward and downward movable stroke and can be correspondingly stopped at the butt joint position, a butt joint platform can be correspondingly formed by butt-jointing each feeding platform with the taking platform in the left-right direction at the butt joint position, and the limiting structure is used for limiting and fixing the tail part of the first welding strip and the head part of the second welding strip, so that the first welding strip and the second welding strip are in lap joint arrangement, the continuous supplement of the second welding strip to a production line can be realized, the butt joint of the welding strip is convenient and rapid, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of solar cell welding, in particular to a welding strip quick-changing device and a solar cell welding machine.
Background
Solar energy is a renewable clean energy source, solar energy is utilized to generate electricity, and people are increasingly paid attention to and favour the solar energy, and although solar cell strings can be automatically welded by a string welding machine at present, in the prior art, only single string welding can be realized, so that the production efficiency is low.
Disclosure of Invention
Aiming at the defects of the traditional series welding machine, the applicant provides a solar cell welding machine capable of simultaneously realizing the welding of multiple strings of solar cells, and the solar cell welding machine requires more welding strips to simultaneously weld multiple solar cells, however, in the actual operation process, how to quickly and efficiently realize the butt joint of the welding strips after the use of the welding strips is a problem to be solved.
In order to achieve the above object, the present invention provides a solder strip quick-change device, comprising:
the machine seat is provided with a butt joint position;
the welding strip taking device comprises a taking platform which is arranged on the base and positioned at the butt joint position, and the taking platform is used for bearing a first welding strip;
the welding strip feeding device comprises a plurality of feeding platforms which are arranged on the base and are positioned on the left side of the material taking platform, each feeding platform is used for bearing a second welding strip, the feeding platforms are arranged at intervals along the up-down direction, each feeding platform has an upward-downward movable stroke and can be correspondingly stopped at the butt joint position, and each feeding platform can be correspondingly butted with the material taking platform in the left-right direction to form a butt joint platform; the method comprises the steps of,
and the limiting structure is arranged on the butt joint platform and is used for limiting and fixing the tail part of the first welding strip and the head part of the second welding strip, so that the first welding strip and the second welding strip are in lap joint arrangement and are used for welding the first welding strip and the second welding strip at the lap joint position by the welding device.
Optionally, the welding strip feeding device further includes a plurality of wire feeding assemblies disposed corresponding to the plurality of feeding platforms, the wire feeding assemblies are disposed on the stand, each wire feeding assembly is correspondingly formed with a wire feeding path on the stand, and the wire feeding paths are used for laying the second welding strips; or,
the material taking platform comprises a material taking plate extending in the front-back direction and the left-right direction, the material feeding platform comprises a material feeding plate extending in the front-back direction and the left-right direction, the limiting structure comprises two butt joint grooves which are respectively arranged on the material taking plate and the material feeding plate, the butt joint grooves correspond to the butt joint positions, the butt joint grooves are in butt joint to form a welding butt joint groove, and a butt joint area is formed on the welding butt joint groove and used for enabling the first welding strip to be in lap joint and accommodating with the second welding strip.
Optionally, the wire feeding assembly includes:
the paying-off barrel is mounted on the base and is used for coiling the second welding strip, and the paying-off barrel is connected with a paying-off motor in a driving manner and is used for driving the paying-off barrel to release the second welding strip; the method comprises the steps of,
the guide structure is mounted on the machine base and comprises a plurality of pulleys rotatably mounted along a front-back axial line, and the sliding grooves of the pulleys are positioned on the wire feeding paths and used for guiding the second welding strips to feed wires along the wire feeding paths.
Optionally, along controlling upwards, the welding butt joint groove is the step setting in its width direction, including the great first slot segment of width and divide to locate the left and right sides of first slot segment and the less two second slot segments of width, first slot segment forms the butt joint region.
Optionally, in the left-right direction, the welding butt joint groove further comprises a third groove section formed on the material taking platform, the third groove section is positioned on the right side of the first groove section, and the width of the third groove section is larger than that of the first groove section;
the limiting structure further comprises a pressing assembly arranged on the material taking plate, and the pressing assembly is arranged corresponding to the third groove section and used for pressing the first welding strip to the bottom wall of the welding butt joint groove.
Optionally, the compression assembly includes:
the compression rod is movably arranged on the stand along the up-down direction; the method comprises the steps of,
and the pressing pad is arranged on the lower end face of the pressing rod and is used for pressing the first welding strip to the bottom wall of the welding butt joint groove.
Optionally, the welding strip feeding device further comprises a plurality of paying-off barrels arranged on the stand, and a paying-off barrel group is formed by corresponding to the paying-off barrels of the feeding platform;
the welding butt joint grooves are formed in a plurality of mode, the number of the welding butt joint grooves is the same as that of the paying-off barrels in the paying-off barrel group, and the welding butt joint grooves are arranged at intervals in the front-back direction.
Optionally, a plurality of unwrapping wire barrels in the unwrapping wire bucket group are in the left and right sides interval setting, are in the fore-and-aft direction and stagger setting.
Optionally, the stand is provided with a guide rail extending up and down, and two ends of the guide rail are distributed on the upper side and the lower side of the butt joint position;
the feeding platform is arranged on the guide rail in a sliding manner along the up-down direction;
the welding strip quick-change device further comprises a linear driving device, the movable end of the linear driving device is mounted on the feeding platform, the fixed end of the linear driving device is mounted on the machine base, and the linear driving device is provided with an upward and downward movable stroke, so that the feeding platform is movably mounted on the machine base along the upward and downward direction.
The invention also provides a solar cell welding machine, which comprises a welding strip quick-change device, wherein the welding strip quick-change device comprises:
the machine seat is provided with a butt joint position;
the welding strip taking device comprises a taking platform which is arranged on the base and positioned at the butt joint position, and the taking platform is used for bearing a first welding strip;
the welding strip feeding device comprises a plurality of feeding platforms which are arranged on the base and are positioned on the left side of the material taking platform, each feeding platform is used for bearing a second welding strip, the feeding platforms are arranged at intervals along the up-down direction, each feeding platform has an upward-downward movable stroke and can be correspondingly stopped at the butt joint position, and each feeding platform can be correspondingly butted with the material taking platform in the left-right direction to form a butt joint platform; the method comprises the steps of,
and the limiting structure is arranged on the butt joint platform and is used for limiting and fixing the tail part of the first welding strip and the head part of the second welding strip, so that the first welding strip and the second welding strip are in lap joint arrangement and are used for welding the first welding strip and the second welding strip at the lap joint position by the welding device.
According to the technical scheme provided by the invention, one of the feeding platforms moves to the butt joint position and is in butt joint with the material taking platform to form a butt joint platform, the first welding strip and the second welding strip are in lap joint arrangement on the butt joint platform, the first welding strip and the second welding strip can be welded and butted by adopting a welding device, after the first welding strip is used, the other feeding platforms are moved to enable a new feeding platform to be in butt joint with the material taking platform, the first welding strip and the new second welding strip are subjected to lap joint welding again, so that the second welding strip can be continuously supplemented to a production line, the welding strip is convenient and rapid to butt joint, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of an embodiment of a solder strip quick-change device (when a material taking platform and a feeding platform are not in butt joint) according to the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a schematic view of a part of the solder strip quick change device (when the material taking platform is in butt joint with the feeding platform) in FIG. 1;
FIG. 4 is an enlarged schematic view of part B of FIG. 3;
fig. 5 is a schematic perspective view of the solder strip pick-up device in fig. 1.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the name |
| 100 | Welding strip quick-changing device | 41 | Welding butt joint groove |
| 1 | Stand base | 41a | Docking area |
| 2 | Solder strip extracting device | 411 | A first groove section |
| 2a | Material taking platform | 412 | Second groove section |
| 21 | Material taking assembly | 413 | Third groove section |
| 3 | Welding strip feeding device | 42 | Compression assembly |
| 3a | Feeding platform | 421 | Pressing rod |
| 31 | Wire feeding assembly | 422 | Compacting pad |
| 311 | Paying-off barrel | 5 | Guide rail |
| 312 | Guiding structure | 6 | Linear driving device |
| 312a | Pulley wheel | a | First welding strip |
| 4 | Limiting structure | b | Second welding strip |
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Solar energy is renewable clean energy, solar energy is utilized to generate electricity, and people are increasingly paid attention to and favour, the whole traditional solar cell module is mostly of a serial structure formed by a plurality of cell pieces, the luminous efficiency of the whole module is low, in the prior art, the solar cell module which is arranged in an ultra-close manner is arranged, and the parallel connection of a plurality of cell strings is realized by adding interconnecting strips among the plurality of cell strings, so that the luminous efficiency of the cell module is better improved.
In the production of the ultra-densely arranged solar battery packs, the welding of a plurality of strings of battery pieces is required to be realized, meanwhile, the interconnection among a plurality of battery strings is also required to be realized, the traditional solar battery string welding machine can only realize single-string welding, the production efficiency is low, and the production of the ultra-densely arranged solar battery packs cannot be met.
Aiming at the defects of the traditional solar cell serial welding machine, the applicant provides a solar cell welding machine capable of realizing the welding of multiple strings of solar cells simultaneously, and interconnecting strips can be added among the multiple strings of solar cells, the serial welding of the multiple strings of solar cells is required to improve the production efficiency, and the butt joint among welding strips belongs to a ring in the serial welding process, so that the solar cell welding machine can realize the butt joint of the welding strips rapidly and efficiently.
The invention provides a solar cell welding machine, which comprises a welding strip quick-change device, wherein the solar cell welding machine is provided with the welding strip quick-change device, and fig. 1 to 5 are schematic perspective structural views of an embodiment of the welding strip quick-change device.
Referring to fig. 1 and 2, the welding strip quick-changing device 100 includes a base 1, a welding strip taking device 2, a welding strip feeding device 3 and a limiting structure 4, a butt joint position is formed on the base 1, the welding strip taking device 2 includes a taking platform 2a disposed on the base 1 and located at the butt joint position, the taking platform 2a is used for carrying a first welding strip a, the welding strip feeding device 3 includes a plurality of feeding platforms 3a disposed on the base 1 and located on the left side of the taking platform 2a, each feeding platform 3a is used for carrying a second welding strip b, the plurality of feeding platforms 3a are disposed along an up-down direction at intervals, each feeding platform 3a has an upward and downward movable stroke and can be correspondingly stopped at the butt joint position, each feeding platform 3a can be butt-jointed with the taking platform 2a in a left-right direction to form a butt joint platform, and the limiting structure 4 is disposed on the butt joint platform, and is used for fixing the first welding strip and the second welding strip b are welded at the joint position of the first welding strip b.
According to the technical scheme provided by the invention, one of the feeding platforms 3a moves to the butt joint position and is in butt joint with the material taking platform 2a to form a butt joint platform, the first welding strip a and the second welding strip b are in lap joint arrangement on the butt joint platform, the first welding strip a and the second welding strip b can be welded and butted by adopting a welding device, after the first welding strip a is used, the other feeding platforms 3a are moved, so that the new feeding platform 3a is butted with the material taking platform 2a, and the first welding strip a and the new second welding strip b are subjected to lap joint welding again, so that the second welding strip b can be continuously supplemented to a production line, the welding strip is convenient and quick to butt joint, and the production efficiency is improved.
It should be noted that, the solder strip feeding device 3 mainly carries and conveys the second solder strip b, the conveying platform at the butt joint position mainly realizes butt joint with the material taking platform 2a, and after the butt joint is completed, the solder strip is replenished to the production line, and the conveying platform at the non-butt joint position mainly carries the second solder strip b and is in the preparation stage, so as to prepare for replenishing the solder strip to the production line at any time.
Specifically, referring to fig. 1 to 2, the solder strip feeding device 3 further includes a plurality of wire feeding assemblies 31 disposed corresponding to the plurality of feeding platforms 3a, the wire feeding assemblies 31 are disposed on the base 1, each wire feeding assembly 31 is correspondingly formed with a wire feeding path on the base 1, and the wire feeding path is used for laying the second solder strips b, mainly when there are a plurality of the second solder strips b, the wire feeding assemblies 31 perform a better wiring function, so that a plurality of the second solder strips b are fed orderly.
The wire feeding assembly 31 mainly performs the function of feeding the second solder strip b to the docking platform along the wire feeding path, for example, a mechanical arm may directly pull the second solder strip b to the docking platform, in this embodiment, specifically, the wire feeding assembly 31 includes a wire feeding barrel 311 and a guiding structure 312, the wire feeding barrel 311 is mounted to the stand 1, the wire feeding barrel 311 is used for coiling the second solder strip b, a wire feeding motor is connected to the wire feeding barrel 311 in a driving manner, the wire feeding barrel 311 is used for driving the wire feeding barrel 311 to release the second solder strip b, the guiding structure 312 is mounted to the stand 1, the guiding structure 312 includes a plurality of pulleys 312a rotatably mounted along a front-back axis, a plurality of sliding grooves of the pulleys 312a are located on the wire feeding path, and are used for guiding the second solder strip b to be fed along the wire feeding path, and the second solder strip b on the wire feeding barrel 311 is automatically guided and limited to the docking platform by the guiding structure 312, so that the docking of the solder strip b is conveniently completed quickly, and the production efficiency is improved.
In an embodiment for realizing quick replacement of a plurality of welding strips, the material taking platform 2a is used for carrying a plurality of first welding strips a, the feeding platform 3a is used for carrying a plurality of second welding strips b, the paying-off barrel 311 is arranged in a plurality corresponding to the plurality of second welding strips b, the guiding structure 312 is used for guiding the plurality of second welding strips b to be sent to the feeding platform 3a along the wire feeding path, and is used for a welding device to weld the plurality of first welding strips a with the corresponding plurality of second welding strips b respectively.
In addition, after the welding strip taking device 2 completes the butt joint of the first welding strip a and the second welding strip b, a new welding strip is replenished to a production line through a taking component 21, specifically, the welding strip taking device 2 further comprises a taking component 21, the taking component 21 is mounted to the base 1 and is used for obtaining the welding strip after the butt joint is completed from the taking platform 2a, for example, the taking component 21 comprises a guiding device, a taking clip, a driving device for driving the taking clip to move left and right, and the like, and mainly takes materials from the taking platform 2a and is used for rapid production of the production line.
In the technical solution of the present invention, referring to fig. 3 to 5, the material taking platform 2a includes a material taking plate extending in a front-back direction and a left-right direction, the material feeding platform 3a includes a material feeding plate extending in the front-back direction and the left-right direction, the limiting structure 4 includes two butt grooves separated on the material taking plate and the material feeding plate, the two butt grooves butt to form a welding butt groove 41 together at the butt position, and a butt region 41a is formed on the welding butt groove 41 for overlapping and accommodating the first welding strip a and the second welding strip b, so that the first welding strip a and the second welding strip b can easily form an overlap joint in the welding butt groove 41, and welding can be easily completed, thereby having a better effect.
The butt-joint groove needs to adapt to the width of the welding strip, so that the butt-joint groove can well limit the welding strip, at this time, the butt-joint groove needs to have a smaller width, however, in order to facilitate welding the lap joint of the first welding strip a and the second welding strip b, the butt-joint groove 41 is required to be provided with a wider groove section at the lap joint of the corresponding welding strip, in this embodiment, the butt-joint groove 41 is arranged in a step manner along the left-right direction in the width direction, and comprises a first groove section 411 with a larger width and two second groove sections 412 which are respectively arranged at the left side and the right side of the first groove section 411 and have smaller widths, the first groove section 411 forms the butt-joint area 41a, and the groove section width of the butt-joint area 41a is wider, so that welding is performed at the lap joint of the two welding strips in this area, thereby having a better effect.
Further, in order to obtain better spacing effect, in this embodiment, along controlling the direction, welding butt joint groove 41 still including form in get material third slot section 413 on platform 2a, third slot section 413 is located the right side of first slot section 411, the width of third slot section 413 is greater than first slot section 411's width setting, limit structure 4 still including locating compress tightly subassembly 42 on the extracting plate, compress tightly subassembly 42 corresponds third slot section 413 sets up, is used for compressing tightly first welding strip a extremely on welding butt joint groove 41's the diapire, through compress tightly subassembly 42 can compress tightly well first welding strip a for first welding strip a has better spacing, second welding strip b can be manually pulled to in the butt joint area 41a, adopts simple spacing mode such as sticky can accomplish spacing, of course, third butt joint groove sets up two, and corresponding compress tightly subassembly 42 sets up two first welding strip a and second welding strip b have improved the effect that the second welding strip b has better welding strip or second welding strip b, the welding strip b has better welding strip effect, and welding strip b has better welding strip 42.
In the technical solution of the present invention, the specific implementation manner of the pressing assembly 42 is not limited, for example, the pressing assembly 42 may be in the form of a pressing column or a pressing block for direct pressing, in this embodiment, the pressing assembly 42 includes a pressing rod 421 and a pressing pad 422, where the pressing rod 421 is movably mounted on the stand 1 in an up-down direction, the pressing pad 422 is disposed on a lower end surface of the pressing rod 421, so as to press and limit the first welding strip a and/or the second welding strip b to the bottom wall of the welding butt-joint groove 41, and the pressing rod 421 and the pressing pad 422 are respectively processed through the pressing rod 421 and the pressing pad 422, and in addition, in an embodiment where the butt-joint groove has a plurality of butt-joint grooves, the pressing rod 421 may be respectively and simultaneously mounted with a plurality of pressing pads 422, which has a compact structure and a better effect.
It should be noted that, the movable mounting manner of the pressing rod 421 is implemented by the linear driving device 6, the movable end of the linear driving device 6 is disposed on the pressing rod 421, the fixed end is disposed on the stand 1, so as to implement the up-down movement of the pressing rod 421, and the linear driving device 6 may be in the form of an air cylinder, an oil cylinder, an electric push rod, etc., without limitation.
Considering the characteristics of the welding strip, a flexible compression welding strip is required, in this embodiment, the compression pad 422 is elastically mounted on the compression rod 421 along the up-down direction, for example, a spring may be disposed between the compression rod 421 and the compression pad 422, or the compression pad 422 is made of an elastic material, such as rubber or silica gel, which is soft, and of course, the spring and the material of the compression pad 422 are disposed to be an elastic material at the same time, so that a better compression effect is achieved.
In the technical solution of the present invention, the docking platform may dock a plurality of welding strips simultaneously, for example, when the docking platform is applied to a device for simultaneously performing serial welding on two battery strings, assuming that the number of metal grid lines of each battery piece is 5, 10 welding strips are simultaneously required to dock simultaneously, when the docking platform is applied to a device for simultaneously performing serial welding on three battery strings, assuming that the number of metal grid lines of each battery piece is 5, 15 welding strips are simultaneously required to dock simultaneously, etc., the present invention does not limit the number of pairs of welding strips to dock simultaneously, specifically, the welding strip feeding device 3 further includes a plurality of paying-off barrels 311 provided on the base 1, a plurality of paying-off barrels 311 corresponding to one feeding platform 3a form a paying-off barrel 311 group, the welding docking slots 41 are provided in plurality, and the number of welding docking slots 41 are arranged at intervals along the front and back, one pressing rod 421 simultaneously mounts a plurality of pressing pads 422, and simultaneously presses a plurality of first strips a and a second strips b.
In the embodiment of the invention, a plurality of paying-off barrels 311 are arranged at intervals up and down to form paying-off barrel 311 groups, the paying-off barrels 311 are arranged at intervals left and right, the second welding strips b are staggered in the front-back direction, the abutting grooves are arranged at intervals in the front-back direction, the second welding strips b are conveniently sequenced in the front-back direction, the paying-off barrels 311 groups are staggered in the front-back direction, so that the second welding strips b are conveniently pulled orderly, and a fixed pulley 312a is arranged below each paying-off barrel 311 group, and the corresponding fixed pulleys 312a are staggered in the front-back direction, so that the second welding strips b are orderly distributed on the abutting platform, the abutting efficiency is conveniently improved, and the abutting effect is good.
In the embodiment of simultaneously welding three battery strings in series, 18 paying-off barrels 311 and the welding butt joint grooves 41 are respectively arranged for respectively butt-jointing 18 second welding strips b and 18 first welding strips a which are arranged at intervals in front-rear direction, and of course, considering the compatibility of the device, all 18 welding strip pairs do not need to be butted at a time, for example, in the case that the number of metal grid lines of each battery sheet is 3 in the series welding device with only two battery strings, only 6 of the metal grid lines of each battery sheet can be considered, in the series welding device with only three battery strings, only 18 of the metal grid lines of each battery sheet can be considered, and the like, so that the welding strip quick-change device 100 can be compatible with various series welding devices, and the application range of the welding strip quick-change device 100 is enlarged, and has a better effect.
In addition, a plurality of feeding platforms 3a along up and down movable mounting in frame 1, in order to change with feeding platform 3a of taking platform 2a butt joint, specifically, be equipped with on the frame 1 along the guide rail 5 of upper and lower extension setting, the both ends of guide rail 5 distribute in the upper and lower side of butt joint position, feeding platform 3a along up and down slidable mounting in guide rail 5, welding area quick-change device 100 still includes linear drive device 6, linear drive device 6's active end install in feeding platform 3a, the stiff end install in frame 1, linear drive device 6 has the upward and downward stroke of activity, is used for making feeding platform 3a along up and down movable mounting in frame 1, of course can set up a big slider structure, a plurality of feeding platform 3a all are located on the slider structure, only need a linear drive device 6 at this moment, can drive a plurality of feeding platform 3a to butt joint position in the stroke of linear drive device 6 a can be corresponding to a linear drive device 6 a the linear drive cylinder can be in order to do not to the linear drive platform 2a, can be in the form of course, can be in order to realize that each linear drive device is equipped with each linear drive platform 2a, can be in the form of active end, can be realized respectively to each linear drive platform 2.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (7)
1. A solder strip quick change device, comprising:
the machine seat is provided with a butt joint position;
the welding strip taking device comprises a taking platform which is arranged on the base and positioned at the butt joint position, and the taking platform is used for bearing a first welding strip;
the welding strip feeding device comprises a plurality of feeding platforms which are arranged on the base and are positioned on the left side of the material taking platform, each feeding platform is used for bearing a second welding strip, the feeding platforms are arranged at intervals along the up-down direction, each feeding platform has an upward-downward movable stroke and can be correspondingly stopped at the butt joint position, and each feeding platform can be correspondingly butted with the material taking platform in the left-right direction to form a butt joint platform; the method comprises the steps of,
the limiting structure is arranged on the butt joint platform and used for limiting and fixing the tail part of the first welding strip and the head part of the second welding strip, so that the first welding strip and the second welding strip are in lap joint, and the welding device is used for welding the first welding strip and the second welding strip at the lap joint position;
the welding strip feeding device further comprises a plurality of wire feeding assemblies arranged corresponding to the feeding platforms, the wire feeding assemblies are arranged on the machine base, each wire feeding assembly is correspondingly provided with a wire feeding path on the machine base, and the wire feeding paths are used for paving the second welding strips; or,
the material taking platform comprises a material taking plate extending in the front-back direction and the left-right direction, the material feeding platform comprises a material feeding plate extending in the front-back direction and the left-right direction, the limiting structure comprises two butt joint grooves respectively arranged on the material taking plate and the material feeding plate, the two butt joint grooves are in butt joint at the corresponding butt joint positions to jointly form a welding butt joint groove, and a butt joint area is formed on the welding butt joint groove and used for the lap joint accommodation of the first welding strip and the second welding strip;
the wire feeding assembly includes:
the paying-off barrel is mounted on the base and is used for coiling the second welding strip, and the paying-off barrel is connected with a paying-off motor in a driving manner and is used for driving the paying-off barrel to release the second welding strip; the method comprises the steps of,
the guide structure is mounted on the machine base and comprises a plurality of pulleys rotatably mounted along a front-back axis, and the sliding grooves of the pulleys are positioned on a plurality of wire feeding paths and used for guiding the second welding strips to be fed along the wire feeding paths;
along controlling upwards, the welding butt joint groove is the step setting in its width direction, including the great first slot segment of width and divide to locate the first slot segment left and right sides and the less two second slot segments of width, first slot segment forms the butt joint region.
2. The welding strip quick change apparatus as claimed in claim 1, wherein said welding butt-joint groove further comprises a third groove section formed on said material taking platform in a left-right direction, said third groove section being located on a right side of said first groove section, a width of said third groove section being set larger than a width of said first groove section;
the limiting structure further comprises a pressing assembly arranged on the material taking plate, and the pressing assembly is arranged corresponding to the third groove section and used for pressing the first welding strip to the bottom wall of the welding butt joint groove.
3. The solder strip quick change apparatus of claim 2, wherein the hold down assembly comprises:
the compression rod is movably arranged on the stand along the up-down direction; the method comprises the steps of,
and the pressing pad is arranged on the lower end face of the pressing rod and is used for pressing the first welding strip to the bottom wall of the welding butt joint groove.
4. The welding strip quick change device according to claim 1, wherein the welding strip feeding device further comprises a plurality of paying-off barrels arranged on the base, and a paying-off barrel group is formed by corresponding to the paying-off barrels of the feeding platform;
the welding butt joint grooves are formed in a plurality of mode, the number of the welding butt joint grooves is the same as that of the paying-off barrels in the paying-off barrel group, and the welding butt joint grooves are arranged at intervals in the front-back direction.
5. The ribbon quick change device of claim 4, wherein a plurality of the paying-off barrels in the paying-off barrel set are arranged at intervals in a left-right direction and are staggered in a front-rear direction.
6. The welding strip quick-change device according to claim 1, wherein guide rails extending up and down are arranged on the machine base, and two ends of the guide rails are distributed on the upper side and the lower side of the butt joint position;
the feeding platform is arranged on the guide rail in a sliding manner along the up-down direction;
the welding strip quick-change device further comprises a linear driving device, the movable end of the linear driving device is mounted on the feeding platform, the fixed end of the linear driving device is mounted on the machine base, and the linear driving device is provided with an upward and downward movable stroke, so that the feeding platform is movably mounted on the machine base along the upward and downward direction.
7. A solar cell welding machine comprising the solder strip quick change device according to any one of claims 1 to 6.
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| CN112447864A (en) * | 2019-08-29 | 2021-03-05 | 苏州阿特斯阳光电力科技有限公司 | Strip-shaped solar cell piece, solar cell, photovoltaic module and manufacturing method thereof |
| CN110560997A (en) * | 2019-09-02 | 2019-12-13 | 晶澳（邢台）太阳能有限公司 | welding tool of solar cell welding machine |
| CN112975026A (en) * | 2021-02-26 | 2021-06-18 | 宁夏小牛自动化设备有限公司 | Method for repairing solar cell string |
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