CN213196322U - Jacking frock of battery module - Google Patents

Jacking frock of battery module Download PDF

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Publication number
CN213196322U
CN213196322U CN202021994466.5U CN202021994466U CN213196322U CN 213196322 U CN213196322 U CN 213196322U CN 202021994466 U CN202021994466 U CN 202021994466U CN 213196322 U CN213196322 U CN 213196322U
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jacking
battery module
plate
strip
pressing
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CN202021994466.5U
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Chinese (zh)
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于彩初
王勇
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Gotion High Tech Co Ltd
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Gotion High Tech Co Ltd
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Abstract

The utility model discloses a jacking tool of a battery module, which is used for assisting the welding of an integrated cover plate and a pole of the battery module and is characterized by comprising a jacking mechanism arranged on a welding machine and a pressing mechanism used for pressing the integrated cover plate; the jacking mechanism comprises a supporting jacking assembly and a compensating jacking assembly fixedly arranged on the supporting jacking assembly, the bottom of the battery module is arranged above the compensating jacking assembly, and the upper part of the battery module is abutted with the integrated cover plate in a fitting manner; each jacking cylinder is when carrying out jacking during operation in step in this application, according to the good roughness of jacking board, installs compensation jacking subassembly and battery module on jacking board and can not take place the slope, or reduce the gradient of battery module to improve the cooperation efficiency and the welding effect between battery module top and the integrated apron.

Description

Jacking frock of battery module
Technical Field
The utility model relates to a battery module jacking welding technology field especially relates to a jacking frock of battery module.
Background
The new energy battery is used more and more on the automobile, the technology is more mature, the electric automobile brings revolutionary changes to the traditional automobile industry, great changes are brought to life and traveling modes of people, and traveling cost of people is greatly reduced. With the use of batteries as power energy, the requirements for the production and processing of batteries are higher and higher, and the processing technology of batteries is also continuously perfected.
The battery module is in with integrated apron welding process, because integrated apron roughness, there are reasons such as utmost point difference in the battery utmost point post, lead to battery module and integrated apron when the welding, there is great clearance between the electric core utmost point post of battery module and the integrated apron, the operating personnel of being not convenient for carries out welding operation, and further produce more welding slag in the battery module that leads to and the integrated apron welding process, the rosin joint appears even, the fried scheduling problem that welds, the processingquality of battery module has seriously been influenced.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the background art exists, the utility model provides a jacking frock of battery module has improved cooperation efficiency and welding effect between battery module top and the integrated apron.
The utility model provides a jacking frock of battery module for the utmost point post of supplementary integrated apron and battery module welds, its characterized in that, including the climbing mechanism who sets up on the welding machine and the hold-down mechanism who is used for compressing tightly the integrated apron; jacking mechanism sets firmly the compensation jacking subassembly on supporting jacking subassembly including supporting jacking subassembly, and the bottom of battery module sets up in compensation jacking subassembly top, upper portion and integrated apron laminating butt.
Furthermore, the supporting jacking assembly comprises a jacking plate, the lower surface of the jacking plate is provided with at least one jacking cylinder fixed on the welding machine, and the compensation jacking assembly is arranged on the upper surface of the jacking plate.
Furthermore, notches are formed in four corners of the jacking plate; the jacking cylinders are four and are respectively arranged at four corners of the jacking plate.
Further, compensation jacking subassembly all is provided with the elastic component who is used for supporting the battery module including being fixed in the strip shaped plate on the jacking board on the strip shaped plate, and elastic component on all strip shaped plates equals with all utmost point post quantity of battery module.
Further, the elastic component comprises a stud, a glass fiber plate and a jacking spring sleeved in the stud, a threaded hole matched with the stud is formed in the jacking plate, one end of the stud penetrates through the strip-shaped plate to be matched and connected with the threaded hole, the other end of the stud is fixedly connected with the glass fiber plate, one end of the jacking spring is abutted to the strip-shaped plate, and the other end of the jacking spring is abutted to the glass fiber plate.
Further, the mutual parallel arrangement of strip shaped plate, the double-screw bolt on the same strip shaped plate sets up with arranging the utmost point post coaxial line in the battery module, and the reset length of jacking spring is greater than the distance between strip shaped plate and the glass fiber board.
Further, the pressing mechanism comprises pressing equipment and a pressing head group fixed on the pressing equipment, and the pressing end of the pressing head group is abutted to the integrated cover plate.
The utility model provides a pair of jacking frock of battery module's advantage lies in: the utility model discloses the jacking frock of a battery module that provides in the structure, each jacking cylinder is when carrying out jacking work in step, according to the good roughness of jacking board, compensation jacking subassembly and the battery module of installing on jacking board can not take place to incline, or reduce the gradient of battery module to improve the cooperation efficiency and the welding effect between battery module top and the integrated apron; elastic component and electric core utmost point post one-to-one on the bar shaped plate of dress, make every battery monomer under the prerequisite of guaranteeing integrated apron roughness, utilize elastic component's deflection to compensate different clearances between electric core utmost point post and the integrated apron, in order to ensure the lower surface in close contact with of the electric core utmost point post top homoenergetic and the integrated apron at every battery monomer top of battery module, and then effectively solve the too big scheduling problem in clearance between electric core utmost point post and the integrated apron, it leads to the welding slag to increase because of the too big clearance between electric core utmost point post and the integrated apron to have reduced at to a great extent, and the rosin joint, the problem such as deep-fry welding, the welding quality between battery module and the integrated apron has been improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a jacking mechanism;
FIG. 3 is a schematic structural diagram of a compensating jacking assembly;
FIG. 4 is a schematic structural view of the elastic member;
the device comprises an integrated cover plate 1, a battery module 2, a jacking mechanism 3, a pressing mechanism 4, a pole 21, a supporting jacking assembly 31, a compensating jacking assembly 32, a pressing device 41, a pressing head group 42, a jacking plate 311, a jacking cylinder 312, a strip plate 321, an elastic assembly 322, a stud 323, a glass fiber plate 324 and a jacking spring 325.
Detailed Description
The technical solutions of the present invention are explained in detail below with reference to specific embodiments, and many specific details are set forth in the following description to provide a thorough understanding of the present invention. The present invention can be embodied in many other forms than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention.
As shown in fig. 1 to 4, the jacking tool for a battery module, provided by the utility model, is used for assisting the integrated cover plate 1 to be welded with the pole 21 of the battery module 2, and comprises a jacking mechanism 3 arranged on a welding machine and a pressing mechanism 4 for pressing the integrated cover plate 1; jacking mechanism 3 sets firmly compensation jacking subassembly 32 on supporting jacking subassembly 31 including supporting jacking subassembly 31, and the bottom of battery module 2 sets up in compensation jacking subassembly 32 top, upper portion and the 1 laminating butt of integrated apron.
Through climbing mechanism 3 with battery module 2 jacking that makes progress, hold-down mechanism 4 pushes down integrated apron 1, realizes battery module 2's electric core utmost point post 21 top end face and integrated apron 1 lower surface contact, and the operating personnel of being convenient for has improved welding efficiency and quality between electric core utmost point post 21 and the integrated apron 1 to the welding operation between electric core utmost point post 21 and the integrated apron 1.
Further, as shown in fig. 2, the supporting jacking assembly 31 includes a jacking plate 311, the lower surface of the jacking plate 311 is provided with at least one jacking cylinder 312 fixed on the welding machine, and the compensating jacking assembly 32 is arranged on the upper surface of the jacking plate 311.
Preferably, the number of the jacking cylinders 312 is four, the four jacking cylinders 312 are respectively arranged at four corners of the jacking plate 311, the four jacking cylinders 312 run synchronously, so that the jacking plate 311 does not incline and stably moves up and down, and meanwhile, the flatness of the jacking plate 311 is limited to be +/-0.1 mm, so that the good flatness of the jacking plate 311 is ensured, and the compensation jacking component 32 and the battery module 2 which are arranged on the jacking plate 312 cannot incline or reduce the inclination of the battery module 2 when the jacking cylinders 312 synchronously lift up, so that the matching efficiency and the welding effect between the top of the battery module 2 and the integrated cover plate 1 are improved.
It is understood that, in order to reduce the weight of the whole device, notches may be formed at four corners of the lifting plate 311 to solve the cost.
In order to reduce the gap between the top end of the cell post 21 at the top of each cell of the battery module 2 and the lower surface of the integrated cover plate 1 and improve the flatness of the integrated cover plate 1, the compensating jacking assembly 32 is configured to include a strip-shaped plate 321 fixed on the jacking plate 311, the strip-shaped plate 321 is provided with an elastic assembly 322 for supporting the battery module 2, the number of the elastic assemblies 322 on all the strip-shaped plates 321 is equal to that of all the posts 21 of the battery module 2, and the elastic assemblies 322 mounted on the strip-shaped plate 321 correspond to the cell posts 21 on each cell of the battery module 2 one by one, as shown in fig. 3, so that each cell makes up different gaps between the cell posts 21 and the integrated cover plate 1 by using the deformation of the elastic assembly 322 on the premise of ensuring the flatness of the integrated cover plate 1, so as to ensure that the top end surface of the cell post 21 at the top of each cell of the battery module 2 can be in close contact, and then effectively solve the too big scheduling problem in clearance between electric core utmost point post 21 and the integrated apron 1, reduced to a great extent because of the too big welding slag that leads to of clearance between electric core utmost point post 21 and the integrated apron 1 increases to reach rosin joint, fried problem such as weld, improved the welding quality between battery module 1 and the integrated apron 1.
It should be understood that, each battery monomer stacks in bank and forms battery module 2, and in battery module 2, equal symmetry is provided with two electric core utmost point posts 21 on every battery monomer of battery module 2, consequently, the battery utmost point post on each battery monomer upper portion is two rows of arrangements, in order to correspond with utmost point post 21, consequently, compensation jacking subassembly 32 uses in pairs, two bar shaped plate 321 promptly, two sets of elastic component 322, the mutual parallel arrangement of bar shaped plate 321, wherein, elastic component 322 on every bar shaped plate 321 equals with the quantity of arranging utmost point post 21, stud 323 on the same bar shaped plate 321 and the same row utmost point post 21 coaxial line setting in the battery module 2.
As shown in fig. 4, the elastic assembly 322 includes a stud 323, a fiberglass plate 324 and a jacking spring 325 sleeved in the stud 323, a threaded hole matched with the stud 323 is formed on the jacking plate 311, one end of the stud 323 passes through the strip-shaped plate 321 to be matched and connected with the threaded hole, the other end of the stud 323 is fixedly connected with the fiberglass plate 324, one end of the jacking spring 325 is abutted to the strip-shaped plate 321, and the other end of the jacking spring is abutted to the fiberglass plate 324.
The distance between two adjacent rows of threaded holes is equal, the distance between two adjacent threaded holes in each row of threaded holes is equal, and the distance between two adjacent threaded holes is equal to the distance between two adjacent poles 21 in the same row, so that the studs 323 and the poles 21 are coaxially arranged correspondingly. When in use, the elastic component 322 is installed through two rows of threaded holes formed on the jacking plate 311, and then the battery module 2 is installed on the upper part of the compensation jacking component 32; and two rows of screw holes on jacking board 311 can select according to the not unidimensional of battery module 2, also can adjust according to specific battery module 2 type, have enlarged the application scope of jacking frock.
It should be understood that the return length of the jacking spring 325 is greater than the distance between the strip 321 and the glass fiber panel 324. The jacking springs 325 are always kept in a compressed state to achieve position adjustment of different poles 21 of the battery module 2.
When the gap between the top end face of the pole 21 and the lower surface of the integrated cover plate 1 is large, the jacking spring 325 sleeved outside the circumference of the stud 323 makes up the gap between the cell pole 21 and the integrated cover plate 1 by using the spring deformation amount of the jacking spring, so that the top end face of the cell pole 21 is in close contact with the lower surface of the integrated cover plate 1; when the gap between the top end face of the battery cell pole 21 at the top of the battery monomer and the lower surface of the integrated cover plate 1 is small, the jacking spring 325 sleeved outside the circumference of the stud 323 is compressed, and at the moment, the top end face of the battery cell pole 21 can be in close contact with the lower surface of the integrated cover plate 1. Realize the electric core utmost point post 21 top terminal surface homoenergetic at every battery monomer top and integrated apron 1 lower surface in close contact with through installing elastic component 322 on bar shaped plate 321, under the prerequisite of guaranteeing integrated apron 1 roughness, the effectual too big problem in space between integrated apron 1 and the electric core utmost point post 21 of having avoided leading to because of electric core utmost point post 21 highly exists the range, and then avoided because of the rosin joint that the too big clearance leads to between electric core utmost point post 21 top and the integrated apron 1, phenomenon such as deep-fry welding and welding slag increase, very big improvement the welding quality between electric core utmost point post 21 and the integrated apron 1, the processingquality of battery module 1 has been guaranteed.
The pressing mechanism 4 comprises a pressing device 41 capable of moving up and down and a pressure head group 42 fixed on the pressing device 41, wherein the pressing end of the pressure head group 42 is abutted against the integrated cover plate 1, and the pressure head group 42 is arranged at the moving end of the pressure head group 41.
The use of the compression mechanism 344 in conjunction with the resilient assembly 322; the pressure head group 42, the elastic component 322 and the cell pole 21 at the corresponding position are all located on the same vertical line. The pressure head group 42 comprises two paired cell pressure heads, and the bottom ends of the two cell pressure heads in the pressure head group 42 are respectively pressed on the integrated cover plates 1 on the two sides of the top end of the cell pole 21.
It should be understood that, each battery monomer outside of battery module 2 all is equipped with the electric core casing, can have certain guard action to every battery monomer through the electric core casing that sets up.
The working process is as follows: the battery module 2 is placed on the compensation jacking assembly 32, the integrated cover plate 1 is placed right above the battery module 2, and each jacking cylinder 312 supporting the jacking assembly 31 is started, so that each jacking cylinder 312 synchronously works and jacks up the jacking plate 311, the compensation jacking assembly 32 arranged on the jacking plate 311 and the battery module 2 placed on the compensation jacking assembly 32; meanwhile, the pressing mechanism 4 arranged on the upper portion of the integrated cover plate 1 presses down the integrated cover plate 1, so that the top end face of the cell pole 21 is in contact with the lower surface of the integrated cover plate 1. When the whole jacking tool is used, the battery module 2 is simple, convenient and quick to install and disassemble, and the labor intensity of operators is greatly reduced; moreover, the whole jacking tool is simple in structure, welding cost of the battery module 1 and the integrated cover plate 1 is saved on the premise of ensuring welding quality between the battery module 2 and the integrated cover plate 1, and popularization and use are facilitated.
The top face of electric core utmost point post 21 and the lower surface contact of integrated apron 1, when the interval between electric core utmost point post 21 top face and the integrated apron 1 lower surface is great, compensate the clearance between electric core utmost point post 21 and the integrated apron 1 of elastic component 322 of jacking subassembly 32 and utilize the spring deflection compensation of jacking spring 325, make the top face of this electric core utmost point post 21 and the integrated apron 1 lower surface in close contact with between the two electric core pressure heads, effectively solve the too big scheduling problem in clearance between electric core utmost point post 21 and the integrated apron 1, to a great extent reduced because of the electric core utmost point post 21 with integrated apron 1 between the clearance too big lead to the welding slag to increase, and rosin joint, the problem such as deep-fry welding, the welding quality between battery module 1 and the integrated apron 1 has been improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A jacking tool of a battery module is used for assisting an integrated cover plate (1) and a pole (21) of the battery module (2) to be welded, and is characterized by comprising a jacking mechanism (3) arranged on a welding machine and a pressing mechanism (4) used for pressing the integrated cover plate (1);
jacking mechanism (3) including supporting jacking subassembly (31) and setting firmly compensation jacking subassembly (32) on supporting jacking subassembly (31), the bottom of battery module (2) sets up in compensation jacking subassembly (32) top, upper portion and integrated apron (1) laminating butt.
2. The battery module jacking tool according to claim 1, wherein the supporting jacking assembly (31) comprises a jacking plate (311), the lower surface of the jacking plate (311) is provided with at least one jacking cylinder (312) fixed on a welding machine, and the compensating jacking assembly (32) is arranged on the upper surface of the jacking plate (311).
3. The jacking tool for the battery module as claimed in claim 2, wherein notches are formed in four corners of the jacking plate (311); the number of the jacking cylinders (312) is four, and the four jacking cylinders (312) are respectively arranged at four corners of the jacking plate (311).
4. The jacking tool of the battery module as claimed in claim 2, wherein the compensation jacking assembly (32) comprises a strip-shaped plate (321) fixed on the jacking plate (311), the strip-shaped plate (321) is provided with an elastic assembly (322) for supporting the battery module (2), and the elastic assemblies (322) on all the strip-shaped plates (321) are equal to all the poles (21) of the battery module (2) in number.
5. The jacking tool of the battery module according to claim 4, wherein the elastic component (322) comprises a stud (323), a fiberglass plate (324) and a jacking spring (325) sleeved in the stud (323), a threaded hole matched with the stud (323) is formed in the jacking plate (311), one end of the stud (323) penetrates through the strip-shaped plate (321) to be matched and connected with the threaded hole, the other end of the stud is fixedly connected with the fiberglass plate (324), one end of the jacking spring (325) is abutted to the strip-shaped plate (321), and the other end of the jacking spring is abutted to the fiberglass plate (324).
6. The jacking tool for the battery module as claimed in claim 5, wherein the strip-shaped plates (321) are arranged in parallel, the studs (323) on the same strip-shaped plate (321) are coaxially arranged with the poles (21) in the same row in the battery module (2), and the reset length of the jacking spring (325) is greater than the distance between the strip-shaped plate (321) and the glass fiber plate (324).
7. The jacking tool for the battery modules as claimed in any one of claims 1 to 6, wherein the pressing mechanism (4) comprises a pressing device (41) and a pressing head group (42) fixed on the pressing device (41), and the pressing end of the pressing head group (42) is abutted against the integrated cover plate (1).
CN202021994466.5U 2020-09-11 2020-09-11 Jacking frock of battery module Active CN213196322U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114799699A (en) * 2022-05-26 2022-07-29 宜宾长盈精密技术有限公司 Battery cover plate pole welding tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114799699A (en) * 2022-05-26 2022-07-29 宜宾长盈精密技术有限公司 Battery cover plate pole welding tool

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