CN113547263B - Battery module welding and fixing device and fixing method - Google Patents

Battery module welding and fixing device and fixing method Download PDF

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Publication number
CN113547263B
CN113547263B CN202110696925.4A CN202110696925A CN113547263B CN 113547263 B CN113547263 B CN 113547263B CN 202110696925 A CN202110696925 A CN 202110696925A CN 113547263 B CN113547263 B CN 113547263B
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China
Prior art keywords
side plate
battery module
assembly
shaping
pushing
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CN202110696925.4A
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Chinese (zh)
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CN113547263A (en
Inventor
罗绍鹏
吴武杰
周俊杰
蔡海生
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Guangdong Lyric Robot Automation Co Ltd
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Guangdong Lyric Robot Intelligent Automation Co Ltd
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Priority to CN202110696925.4A priority Critical patent/CN113547263B/en
Publication of CN113547263A publication Critical patent/CN113547263A/en
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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
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • 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
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B23K37/0443—Jigs
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • 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 relates to a battery module welding and fixing device, which comprises: the mounting base is provided with a support plate for placing a battery module to be processed; the pushing and shaping mechanisms are provided with two groups, the two groups of pushing and shaping mechanisms are respectively and oppositely arranged on two sides of the mounting seat, each pushing and shaping mechanism comprises a side plate pushing assembly and a shaping assembly, and the shaping assembly is arranged above the side plate pushing assembly; the side plate fixing mechanism is used for fixing a side plate of the battery module and comprises a first side plate positioning assembly and a second side plate positioning assembly which are arranged oppositely; and the transfer mechanism is used for driving the mounting seat to move so as to transfer the battery module on the carrier plate to a position between the first side plate positioning assembly and the second side plate positioning assembly. The invention can effectively position the end plate and the side plate of the battery module, ensure the assembly and matching precision of the end plate and the side plate and achieve the effect of improving the welding quality of the battery module.

Description

Battery module welding and fixing device and fixing method
Technical Field
The invention relates to the field of battery module manufacturing equipment, in particular to a battery module welding and fixing device and a battery module welding and fixing method.
Background
The existing battery module needs to be assembled and welded with the battery module, the end plates and the side plates in the production and assembly process so as to realize the fixation of the whole structure. For making mechanical structure compactness more effective, the welding of being convenient for, need carry out the positioning to the end plate and the curb plate of battery module before welding the side seam between curb plate and the end plate, current curb plate closing device positioning accuracy is lower, and the curb plate compresses tightly the effect with the battery module poor, influences the welding quality of battery module.
Disclosure of Invention
The invention aims to provide a battery module welding and fixing device and a battery module welding and fixing method, which can effectively position end plates and side plates of a battery module, ensure the assembly and matching precision of the end plates and the side plates and achieve the effect of improving the welding quality of the battery module.
A battery module weld fixture apparatus, comprising: the mounting base is provided with a support plate for placing a battery module to be processed; the pushing and shaping mechanisms are provided with two groups, the two groups of pushing and shaping mechanisms are respectively and oppositely arranged on two sides of the mounting seat, each pushing and shaping mechanism comprises a side plate pushing assembly and a shaping assembly, and the shaping assembly is arranged above the side plate pushing assembly; the side plate fixing mechanism is used for fixing a side plate of the battery module and comprises a first side plate positioning assembly and a second side plate positioning assembly which are arranged oppositely; and the transfer mechanism is used for driving the mounting seat to move so as to transfer the battery module on the carrier plate between the first side plate positioning assembly and the second side plate positioning assembly.
Further, the pushing and shaping mechanism comprises a side plate pushing assembly and a shaping assembly, and the shaping assembly is arranged above the side plate pushing assembly.
Further, the side plate pushing assembly comprises a side plate pushing driving piece and a pushing block, and the side plate pushing driving piece is used for driving the pushing block to move.
Furthermore, the shaping assembly comprises a first shaping driving piece, a second shaping driving piece and a shaping pressing block, the first shaping driving piece is used for driving the shaping pressing block to move to the position above the carrier plate, and the second shaping driving piece is used for driving the shaping pressing block to press downwards so as to shape the battery module.
Furthermore, the first side plate positioning assembly comprises a first positioning driving piece and a first side plate positioning piece, the first side plate positioning piece faces to one side of the carrier plate and is provided with a plurality of positioning holes matched with the side plates, and the first positioning driving piece is used for driving the first side plate positioning piece to move.
Furthermore, second curb plate locating component includes second location driving piece, mounting panel and a plurality of second curb plate setting element, and is a plurality of the second curb plate setting element is located on the mounting panel, second location driving piece is used for driving the mounting panel and removes.
Furthermore, the second side plate positioning piece comprises a clamping driving piece and clamping blocks, the clamping blocks are arranged oppositely, and the clamping driving piece is used for driving the clamping blocks to clamp or loosen.
Further, the both sides of support plate are equipped with first end plate top respectively and push away the subassembly with second end plate top, first end plate top pushes away the fixed setting of subassembly, second end plate top pushes away the subassembly and can push away the reciprocal slip of subassembly towards first end plate top.
Further, the transfer assembly comprises a single-shaft manipulator, and the single-shaft manipulator is connected with the mounting seat and used for driving the mounting seat to move.
Furthermore, one side of unipolar manipulator is equipped with the slide rail, the extending direction of slide rail is parallel with the extending direction of unipolar manipulator, mount pad and slide rail sliding connection.
The invention also provides a battery module welding and fixing method, and the battery module welding and fixing device comprises the following steps:
the method comprises the following steps: placing the battery module provided with the end plate and the side plate on a support plate;
step two: the transfer mechanism drives the mounting seat to move, so that the battery module moves between the first side plate positioning assembly and the second side plate positioning assembly;
step three: the shaping assembly presses down to carry out height consistency shaping on the battery module, and meanwhile, the side plate pushing assembly pushes and fixes the side plate positioned outside the battery module;
step four: the first side plate positioning assembly and the second side plate positioning assembly move oppositely to shape the height consistency of the side plates of the battery module;
step five: controlling the first side plate positioning assembly and the second side plate positioning assembly to move reversely and keep away from the battery module;
step six: controlling the second end plate pushing assembly to move towards the battery module and fixing an end plate of the battery module by matching with the first end plate pushing assembly;
step seven: and welding the joint of the side plate and the end plate of the battery module by using a laser welding device.
Compared with the prior art, the invention has the beneficial effects that: the battery module fixing device is reasonable in layout, the end plates and the side plates of the battery module can be effectively fixed through the matching of the pushing and shaping mechanism and the side plate fixing mechanism, the positioning precision is high, and the welding quality and precision are effectively improved. Compress tightly the curb plate through curb plate fixed establishment to push away the subassembly through first end plate top and push away the subassembly cooperation fixed end plate with the second end plate top, make between curb plate and the end plate closely cooperate, guarantee the precision of battery module equipment, reach the effect that improves module welding quality.
Drawings
Fig. 1 is a schematic structural view of a battery module welding and fixing device according to the present invention.
Fig. 2 is a schematic structural view of another angle of the welding and fixing device for battery modules according to the present invention.
Fig. 3 is a partially enlarged schematic view of fig. 1.
Fig. 4 is a schematic structural view of a mounting seat and a shaping assembly of the welding and fixing device for a battery module according to the present invention.
Fig. 5 is a schematic structural view of a first side plate positioning assembly of the welding and fixing device for a battery module according to the present invention.
Fig. 6 is a schematic structural view of a second side plate positioning assembly of the welding and fixing device for battery modules according to the present invention.
The reference numbers illustrate:
the mounting base 1, the carrier plate 11, the first end plate pushing component 12 and the second end plate pushing component 13;
the pushing shaping mechanism 2, the side plate pushing assembly 21, the shaping assembly 22, the vertical plate 23, the side plate pushing driving piece 211, the pushing block 212, the first shaping driving piece 221, the second shaping driving piece 222, the shaping pressing block 223 and the connecting plate 224;
the side plate fixing mechanism 3, a first side plate positioning component 31, a second side plate positioning component 32, a first positioning driving member 311, a first side plate positioning member 312, a movable plate 3121, a positioning block 3122, a positioning hole 3123, a second positioning driving member 321, a mounting plate 322, a second side plate positioning member 323, a clamping driving member 3231 and a clamping block 3232;
a transfer mechanism 4, a single-axis robot 41, and a slide rail 42.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
As shown in fig. 1 and fig. 2, in a preferred embodiment, the welding and fixing device for battery module of the present invention mainly comprises a mounting base 1, a pushing and shaping mechanism 2, a side plate fixing mechanism 3, and a transferring mechanism 4. The mounting base 1 is arranged on the transfer mechanism 4 in a sliding mode, a support plate 11 is arranged on the mounting base 1 and close to the middle of the mounting base, and the support plate 11 is used for placing a battery module to be processed. The two groups of pushing and shaping mechanisms 2 are arranged, and the two groups of pushing and shaping mechanisms 2 are respectively and oppositely arranged on two sides of the mounting seat 1 and used for fixing and shaping the battery module. The side plate fixing mechanism 3 is used for fixing a side plate of a battery module and comprises a first side plate positioning component 31 and a second side plate positioning component 32 which are oppositely arranged. The transfer mechanism 4 can drive the mounting base 1 to move, so as to move the battery module placed on the carrier plate 11 between the first side plate positioning assembly 31 and the second side plate positioning assembly 32 for positioning and welding.
Referring to fig. 3, the pushing and shaping mechanism 2 includes a side plate pushing assembly 21 and a shaping assembly 22, the side plate pushing assembly 21 is used for pushing the battery modules from two sides of the battery modules to fix the side plates of the battery modules located at the outer sides, and the shaping assembly 22 is used for shaping the batteries in the battery modules so as to arrange the batteries in order.
Specifically, vertical plates 23 are arranged at two ends of the mounting base 1, the side plate pushing assembly 21 and the shaping assembly 22 are both mounted on the vertical plates 23, and the shaping assembly 22 is located above the side plate pushing assembly 21. The side plate pushing assembly 21 comprises a side plate pushing driving piece 211 and a pushing block 212, the side plate pushing driving piece 211 is an air cylinder and is fixedly arranged on the vertical plate 23, the pushing block 212 is movably arranged on one side, facing the support plate 11, of the vertical plate 23, the side plate pushing driving piece 211 can drive the pushing block 212 to reciprocate towards the support plate 11, and the two side plate pushing assemblies 21 push the battery modules simultaneously and can clamp the battery modules from two sides because the two side plate pushing assemblies 21 are arranged on two sides of the support plate 11 opposite to each other, so that the battery modules are fixed and the side plates on two sides of the battery modules are positioned.
Referring to fig. 4, the shaping assembly 22 includes a first shaping driver 221, a second shaping driver 222, and a shaping press block 223. The first shaping driving element 221 and the second shaping driving element 222 both adopt air cylinders, the first shaping driving element 221 is installed at the upper end of the vertical plate 23, the output end of the first shaping driving element 221 is connected with a connecting plate 224, the second shaping driving element 222 is arranged on the connecting plate 224, and the output end of the second shaping driving element is connected with the shaping pressing block 223. The first shaping driving member 221 can drive the connecting plate 224 to move horizontally, so as to drive the second shaping driving member 222 and the shaping pressing block 223 to move horizontally to the upper side of the carrier plate 11, and after the second shaping driving member 222 moves in place, the shaping pressing block 223 can be driven to press downwards to shape the battery module, so that the surfaces of the batteries stacked in the module are flush.
Referring to fig. 5, the first side plate positioning assembly 31 includes a first positioning driving member 311 and a first side plate positioning member 312. The first positioning driving element 311 is an air cylinder, and an output end of the first positioning driving element is connected with the first side plate positioning element 312, so that the first side plate positioning element 312 can be driven to reciprocate. In this embodiment, the first side plate positioning element 312 includes a movable plate 3121 and a plurality of locating pieces 3122, the movable plate 3121 is slidably disposed, the plurality of locating pieces 3122 are disposed on one side of the movable plate 3121 facing the support plate 11, a gap for avoiding a gap is formed between the locating pieces 3122, the end surface of the locating piece 3122 facing one side of the support plate 11 is provided with a plurality of locating holes 3123, the positions of the locating holes 3123 are matched with the side plate to-be-welded portions, when the first locating drives the first side plate positioning element 312 to move towards the support plate 11, the locating holes 3123 can be sleeved on the periphery of the side plate to-be-welded portions, thereby locating the side plate.
Referring to fig. 6, the second side plate positioning assembly 32 includes a second positioning driving member 321, a mounting plate 322, and a plurality of second side plate positioning members 323. The second positioning driving member 321 is a single-shaft robot 41, the output end of which is connected to the mounting plate 322, and a plurality of second side plate positioning members 323 are disposed on the mounting plate 322. Specifically, the second side plate positioning element 323 comprises a clamping driving element 3231 and a clamping block 3232, the clamping block 3232 is arranged oppositely, and the clamping driving element 3231 adopts a clamping cylinder which can drive the clamping block 3232 to clamp or open. When the second positioning driving element 321 drives the mounting plate 322 to move toward the carrier plate 11, the second side plate positioning element 323 moves to the to-be-welded portion of the side plate, and at this time, the clamping blocks 3232 are respectively located at two sides of the to-be-welded portion of the side plate, and then the clamping driving element 3231 drives the clamping blocks 3232 to move in opposite directions, so that the clamping blocks 3232 clamp the to-be-welded portion of the side plate, thereby positioning the side plate.
It should be noted that, the structure of the first side plate positioning assembly 31 and the second side plate positioning assembly 32 is a specific implementation manner provided in this embodiment, in practical applications, the first side plate positioning assembly 31 and the second side plate positioning assembly 32 may adopt the same structure, for example, both adopt the structure of the first side plate positioning assembly 31, or both adopt the structure of the second side plate positioning assembly 32, which is not limited in this embodiment.
Referring to fig. 1 and fig. 2, a first end plate pushing assembly 12 and a second end plate pushing assembly 13 are respectively disposed on two sides of the carrier plate 11, the first end plate pushing assembly 12 is fixedly disposed, and the second end plate pushing assembly 13 can slide back and forth toward the carrier plate 11. During specific implementation, a motor and a screw rod can be arranged on the mounting base 1, and the motor is connected with the second end plate pushing assembly 13 through the screw rod, so that the second end plate pushing assembly 13 is driven to move in a reciprocating mode. The first end plate pushing assembly 12 and the second end plate pushing assembly 13 are matched to push the end plates of the battery module from two sides, so that the end plates are positioned, the position between the end plates and the side plates is fixed during welding, and the welding precision is improved.
The transfer assembly comprises a single-shaft manipulator 41 and a slide rail 42, wherein the single-shaft manipulator 41 is connected with the mounting seat 1, and the slide rail 42 is arranged on one side of the single-shaft manipulator 41 in parallel and is connected with the mounting seat 1 in a sliding manner. The transfer assembly can drive the mounting base 1 to move linearly, so that the battery module is moved between the first side plate positioning assembly 31 and the second side plate positioning assembly 32 to be positioned and welded.
The invention also provides a battery module welding and fixing method, and the battery module welding and fixing device comprises the following steps:
the method comprises the following steps: placing the battery module with the end plates and the side plates on the carrier plate 11;
step two: the transfer mechanism 4 drives the mounting seat 1 to move, so that the battery module moves between the first side plate positioning assembly 31 and the second side plate positioning assembly 32;
step three: the shaping assembly 22 is pressed downwards to carry out height consistency shaping on the battery module, and meanwhile, the side plate pushing assembly 21 pushes and fixes the side plate positioned outside the battery module;
step four: the first side plate positioning assembly 31 and the second side plate positioning assembly 32 move oppositely to shape the height consistency of the side plates of the battery module;
step five: controlling the first side plate positioning assembly 31 and the second side plate positioning assembly 32 to move reversely and keep away from the battery module;
step six: controlling the second end plate pushing assembly 13 to move towards the battery module and fixing the end plate of the battery module by matching with the first end plate pushing assembly 12;
step seven: and welding the joint of the side plate and the end plate of the battery module by using a laser welding device.
The battery module welding and fixing method is reasonable in process, accurate in positioning, capable of effectively improving welding precision and efficiency and capable of improving overall quality of products.
In the description of the present invention, it is to be understood that terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate orientations or positional relationships, are used based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and for the simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims (7)

1. The utility model provides a battery module welded fastening device which characterized in that includes:
the battery module machining device comprises a mounting seat (1), wherein a support plate (11) used for placing a battery module to be machined is arranged on the mounting seat (1), a first end plate jacking component (12) and a second end plate jacking component (13) are respectively arranged on two sides of the support plate (11), the first end plate jacking component (12) is fixedly arranged, and the second end plate jacking component (13) can slide towards the first end plate jacking component (12) in a reciprocating mode;
the pushing and shaping mechanism (2) is provided with two groups, the two groups of pushing and shaping mechanisms (2) are respectively and oppositely arranged on two sides of the mounting seat (1), each pushing and shaping mechanism (2) comprises a side plate pushing assembly (21) and a shaping assembly (22), and the shaping assembly (22) is arranged above the side plate pushing assembly (21) and used for driving a shaping pressing block (223) to press downwards so as to shape the battery module;
the side plate fixing mechanism (3) is used for fixing side plates of the battery module and comprises a first side plate positioning assembly (31) and a second side plate positioning assembly (32) which are arranged oppositely, and the first side plate positioning assembly (31) and the second side plate positioning assembly (32) move oppositely or reversely to shape the height consistency of the side plates of the battery module; and
the transfer mechanism (4) is used for driving the mounting seat (1), the pushing and shaping mechanism (2), the first end plate pushing assembly (12) and the second end plate pushing assembly (13) to move so as to transfer the battery module on the carrier plate (11) between the first side plate positioning assembly (31) and the second side plate positioning assembly (32);
the second side plate positioning assembly (32) comprises a second positioning driving part (321), a mounting plate (322) and a plurality of second side plate positioning parts (323), the plurality of second side plate positioning parts (323) are arranged on the mounting plate (322), and the second positioning driving part (321) is used for driving the mounting plate (322) to move; the second side plate positioning part (323) comprises a clamping driving part (3231) and a clamping block (3232), the clamping block (3232) is arranged oppositely, and the clamping driving part (3231) is used for driving the clamping block (3232) to clamp or loosen.
2. The battery module welding and fixing device according to claim 1, wherein the side plate pushing assembly (21) comprises a side plate pushing driving member (211) and a pushing block (212), and the side plate pushing driving member (211) is used for driving the pushing block (212) to move.
3. The battery module welding and fixing device according to claim 1, wherein the shaping assembly (22) comprises a first shaping driving member (221), a second shaping driving member (222) and a shaping pressing block (223), the first shaping driving member (221) is used for driving the shaping pressing block (223) to move to the position above the carrier plate (11), and the second shaping driving member (222) is used for driving the shaping pressing block (223) to press downwards so as to shape the battery module.
4. The battery module welding and fixing device according to claim 1, wherein the first side plate positioning assembly (31) comprises a first positioning driving member (311) and a first side plate positioning member (312), a plurality of positioning holes (3123) matched with the side plates are formed in one side of the first side plate positioning member (312) facing the carrier plate (11), and the first positioning driving member (311) is used for driving the first side plate positioning member (312) to move.
5. The battery module welding and fixing device according to claim 1, wherein the transfer mechanism (4) comprises a single-shaft manipulator (41), and the single-shaft manipulator (41) is connected with the mounting seat (1) and used for driving the mounting seat (1) to move.
6. The battery module welding and fixing device according to claim 5, wherein a slide rail (42) is arranged on one side of the single-shaft manipulator (41), the extending direction of the slide rail (42) is parallel to the extending direction of the single-shaft manipulator (41), and the mounting seat (1) is connected with the slide rail (42) in a sliding manner.
7. A battery module welding-fixing method, using the battery module welding-fixing device according to any one of claims 1 to 6, comprising the steps of:
the method comprises the following steps: placing the battery module provided with the end plate and the side plate on a carrier plate (11);
step two: the transfer mechanism (4) drives the mounting seat (1) to move, so that the battery module moves between the first side plate positioning assembly (31) and the second side plate positioning assembly (32);
step three: the shaping assembly (22) is pressed downwards to carry out height consistency shaping on the battery module, and meanwhile, the side plate pushing assembly (21) pushes and fixes the side plate positioned outside the battery module;
step four: the first side plate positioning assembly (31) and the second side plate positioning assembly (32) move oppositely to shape the height consistency of the side plates of the battery module;
step five: controlling the first side plate positioning assembly (31) and the second side plate positioning assembly (32) to move in opposite directions and to be away from the battery module;
step six: controlling the second end plate pushing assembly (13) to move towards the battery module and fixing an end plate of the battery module by matching with the first end plate pushing assembly (12);
step seven: and welding the joint of the side plate and the end plate of the battery module by using a laser welding device.
CN202110696925.4A 2021-06-23 2021-06-23 Battery module welding and fixing device and fixing method Active CN113547263B (en)

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Application Number Priority Date Filing Date Title
CN202110696925.4A CN113547263B (en) 2021-06-23 2021-06-23 Battery module welding and fixing device and fixing method

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Publication number Priority date Publication date Assignee Title
CN216706381U (en) * 2022-01-04 2022-06-10 宁德时代新能源科技股份有限公司 Welding positioning fixture
CN115055917A (en) * 2022-06-16 2022-09-16 广州明珞装备股份有限公司 New energy battery welding production line and process thereof

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CN208322464U (en) * 2018-04-29 2019-01-04 大族激光科技产业集团股份有限公司 A kind of mould group end plate and side plate positioning fixture
CN208970678U (en) * 2018-08-28 2019-06-11 东莞仕能机械设备有限公司 A kind of battery modules frock clamp
KR20200120368A (en) * 2019-04-12 2020-10-21 에스케이이노베이션 주식회사 Battery module
CN210731506U (en) * 2019-10-17 2020-06-12 广州融捷精密设备有限公司 Clamping mechanism of battery module frock board
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