CN219665552U - Energy storage module welding frock - Google Patents

Abstract

The utility model relates to the field of welding tools and discloses an energy storage module welding tool, which comprises a welding support plate and a mounting plate, wherein one ends of a plurality of connecting pieces far away from a sliding block are fixedly connected with pressing plates, the outer walls of one sides of the plurality of pressing plates far away from the connecting pieces are fixedly connected with pressing heads for pressing, the bottom inner wall of the mounting plate is provided with an energy storage module, the energy storage module is positioned on the top outer wall of the inner wall of the mounting plate and is provided with a busbar, and the top outer wall of the mounting plate is provided with a plurality of avoidance holes.

Description

Energy storage module welding frock

Technical Field

The utility model relates to the field of welding tools, in particular to an energy storage module welding tool.

Background

The welding is the most important link from the battery core to the module of the lithium ion battery, a plurality of scattered lithium ion batteries can be formed into a whole, the quality and stability of the module are directly affected by the quality of welding, in the field of energy storage batteries, the welding of the opposite battery core is mainly performed by adopting a laser welding method, and a laser welding machine is generally provided with a jacking device and can compress the busbar during welding so that the busbar is in contact with the electrode lugs of the battery core;

in the prior art, when the connecting sheet busbar of the energy storage module is welded with the electrode lugs of the battery core, the tool is usually adopted to press the connecting sheet to be in contact with the positive electrode lug and the negative electrode lug of the battery core, and then laser welding is carried out, however, as the tool is usually made of an insulating bakelite plate, the bakelite plate can deform and has no elasticity, and the electrode lugs of the individual shorter battery cores are not in contact with the connecting sheet even without contact due to uneven height tolerance of the battery core, so that the phenomena of false welding, false welding or fire explosion and the like are caused, and therefore, the energy storage module welding tool is provided to solve the problems.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the utility model and therefore it may not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

The utility model provides an energy storage module welding tool, which aims to solve the problem that the existing tool is easy to cause poor phenomena such as cold joint, false joint or fire explosion when used for pressing and welding the battery cell lugs and the busbar of an energy storage module.

The utility model provides an energy storage module welding tool which adopts the following technical scheme:

the utility model provides an energy storage module welding frock, includes welding backup pad and mounting panel, a plurality of slip grooves of wearing are offered to the top outer wall of welding backup pad, a plurality of slip grooves of wearing are two rows of linear array evenly distributed at the top outer wall of welding backup pad, and a plurality of inner wall sliding connection in groove has the slider, a plurality of the bottom outer wall fixedly connected with connecting piece of slider, a plurality of the connecting piece runs through welding backup pad, and keep away from the equal fixedly connected with clamp plate of one end of slider, a plurality of one side outer wall fixedly connected with that the connecting piece was kept away from to the clamp plate is used for compressing tightly the pressure head, the welding mouth has been offered to the top outer wall of slider, the welding mouth runs through slider, connecting piece, clamp plate and pressure head, the energy storage module is installed to the bottom inner wall of mounting panel, the energy storage module is located the top outer wall of mounting panel inner wall and installs the busbar, and a plurality of dodging the hole has been offered to the top outer wall of mounting panel, a plurality of busbar surface bellying respectively the joint is in the inside of a plurality of dodging the hole, the mounting panel is provided with positioning mechanism with the outer wall of welding backup pad.

Preferably, the plurality of avoidance holes are matched and correspond to the plurality of pressing plates respectively, and the plurality of welding ports are corresponding to the convex parts on the surfaces of the plurality of bus bars respectively.

Preferably, the positioning mechanism comprises positioning columns fixedly connected to the top outer walls of the plurality of mounting plates, the plurality of positioning columns are located at the edge positions of the mounting plates, the top outer walls of the welding support plates are provided with a plurality of positioning holes, and the plurality of positioning holes correspond to the plurality of positioning columns in a matching mode.

Preferably, the positioning mechanism further comprises a plurality of limiting grooves formed in the outer wall of the top of the mounting plate, the limiting grooves are uniformly distributed on the outer wall of the top of the mounting plate in two rows of linear arrays, the outer wall of the bottom of the welding support plate is fixedly connected with a plurality of limiting blocks, and the limiting blocks are matched and correspond to the limiting grooves respectively.

Preferably, the bottom outer wall fixedly connected with a plurality of slide bars of welding backup pad, a plurality of clamp plates respectively sliding connection be in a plurality of the outer wall of slide bar, a plurality of the bottom fixedly connected with anticreep cap of slide bar, the extrusion spring is installed to the outer wall of a plurality of slide bars, and a plurality of extrusion spring is located between welding backup pad and the clamp plate.

In summary, the utility model has the following beneficial technical effects:

1. when welding work is carried out, the energy storage module is arranged in the mounting plate, the busbar protruding part above the mounting plate is aligned with the plurality of avoidance holes, positioning effect is achieved on the busbar, then the welding equipment drives the welding support plate to move downwards, the pressing plate drives the pressing head to press into the avoidance holes, the pressing head extrudes the busbar, the plurality of pressing heads extrude the busbar under the action of the extrusion spring, the busbar is tightly contacted with the battery lugs of different heights, the tight fit of the busbar and the battery lugs of the energy storage module is ensured, and as the welding port for welding the energy storage module by the welding equipment is arranged in the pressing head, the welding equipment can directly weld the lugs of the energy storage module through the welding port, so that phenomena such as missing welding, false welding, penetrating welding and the like are effectively avoided, and the welding cost of the lugs of the energy storage module is reduced, thereby improving the welding yield of the lugs of the energy storage module;

2. through the positioning mechanism on welding backup pad and the mounting panel, can make welding equipment drive when welding backup pad moves down, the reference column is pegged graft inside the locating hole, and welding backup pad and mounting panel are predetermined, and when welding backup pad and mounting panel subsides completely, a plurality of stopper joints are inside a plurality of spacing grooves, play the fixed action of location to welding backup pad and mounting panel to reach the plane removal of restriction mounting panel and guarantee the welded position of busbar, the welding is reliable.

Drawings

FIG. 1 is an overall schematic of an embodiment of the application;

FIG. 2 is a first partial block diagram of an embodiment of the application;

FIG. 3 is a partial cross-sectional view of an embodiment of the present application;

FIG. 4 is an enlarged schematic view of the structure shown in FIG. 3A;

fig. 5 is a second partial structural view of the application embodiment.

Reference numerals illustrate: 1. welding a supporting plate; 2. sliding through the groove; 3. a slide block; 4. a welding port; 5. a connecting piece; 6. a pressing plate; 7. a pressure head; 8. a slide bar; 9. extruding a spring; 10. an anti-drop cap; 11. a mounting plate; 12. an energy storage module; 13. positioning holes; 14. positioning columns; 15. a limit groove; 16. a limiting block; 17. avoidance holes; 18. and a bus bar.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-5.

The embodiment of the utility model discloses an energy storage module welding tool. Referring to fig. 1-5, an energy storage module welding frock, including welding backup pad 1 and mounting panel 11, a plurality of slip through groove 2 have been seted up to the top outer wall of welding backup pad 1, a plurality of slip through groove 2 are two rows of linear array evenly distributed at the top outer wall of welding backup pad 1, the inner wall sliding connection of a plurality of slip through groove 2 has slider 3, the bottom outer wall fixedly connected with connecting piece 5 of a plurality of slider 3, a plurality of connecting piece 5 run through welding backup pad 1, and keep away from the equal fixedly connected with clamp plate 6 of one end of slider 3, a plurality of clamp plate 6 keep away from the pressure head 7 that is used for compressing tightly of one side outer wall fixedly connected with of connecting piece 5, welding mouth 4 has been seted up at the top outer wall of slider 3, welding mouth 4 runs through slider 3, connecting piece 5, clamp plate 6 and pressure head 7, energy storage module 12 is installed to the bottom inner wall of mounting panel 11, energy storage module 12 is located the top outer wall of mounting panel 11 inner wall and installs busbar 18, a plurality of dodging holes 17 have been seted up to the top outer wall of mounting panel 11, a plurality of busbar 18 surface bellying respectively the joint is in the inside of a plurality of dodging holes 17, 11 and the outer wall of welding backup pad 1 is provided with positioning mechanism.

The plurality of avoidance holes 17 are matched and correspond with the plurality of pressing plates 6 respectively, the plurality of welding ports 4 correspond to the protruding portions on the surfaces of the plurality of buses 18 respectively, the plurality of pressing plates 6 can be inserted into the plurality of avoidance holes 17, and welding equipment can directly weld the buses 18 and the lugs of the energy storage modules through the welding ports 4 by the aid of the plurality of welding ports 4.

The positioning mechanism comprises positioning columns 14 fixedly connected to the outer walls of the tops of the mounting plates 11, the positioning columns 14 are located at the edge positions of the mounting plates 11, a plurality of positioning holes 13 are formed in the outer walls of the tops of the welding support plates 1, the positioning holes 13 are matched with the positioning columns 14, and the positioning columns 14 can be inserted into the positioning holes 13.

The positioning mechanism further comprises a plurality of limiting grooves 15 formed in the outer wall of the top of the mounting plate 11, the limiting grooves 15 are uniformly distributed on the outer wall of the top of the mounting plate 11 in two rows of linear arrays, a plurality of limiting blocks 16 are fixedly connected to the outer wall of the bottom of the welding support plate 1, the limiting blocks 16 are matched and correspond to the limiting grooves 15 respectively, and the limiting blocks 16 can be clamped inside the limiting grooves 15.

The bottom outer wall fixedly connected with a plurality of slide bars 8 of welding backup pad 1, a plurality of clamp plates 6 are sliding connection respectively in the outer wall of a plurality of slide bars 8, the bottom fixedly connected with anticreep cap 10 of a plurality of slide bars 8, extrusion spring 9 is installed to the outer wall of a plurality of slide bars 8, a plurality of extrusion springs 9 are located between welding backup pad 1 and clamp plate 6, carry out spacingly to clamp plate 6 through anticreep cap 10, prevent clamp plate 6 and slide bar 8 break away from, extrude a plurality of clamp plates 6 downwards through the elasticity of a plurality of extrusion springs 9.

The implementation principle of the welding tool for the energy storage module provided by the embodiment of the utility model is as follows: when welding work is carried out, the energy storage module is arranged in the mounting plate 11, the bulge part of the busbar 18 above the mounting plate 11 is aligned with the plurality of avoidance holes 17, positioning effect is achieved on the busbar 18, then the welding equipment drives the welding support plate 1 to move downwards, the pressing plate 6 drives the pressing head 7 to be pressed into the avoidance holes 17, the pressing head 7 is used for extruding the busbar 18, meanwhile, the busbar 18 reversely extrudes the pressing head 7, the pressing head 7 drives the pressing plate 6 to slide on the outer walls of the plurality of sliding rods 8, the pressing plate 6 is further used for extruding the plurality of extrusion springs 9, at the moment, the plurality of extrusion springs 9 deform to generate elasticity, the pressing head 7 can enable the plurality of pressing heads 7 to extrude the busbar 18 under the action of the elasticity of the extrusion springs 9, the busbar 18 is enabled to be in tight contact with battery core lugs of different heights, the busbar 18 is enabled to be in tight fit with the battery core lugs of the energy storage module, and as the welding port 4 is arranged in the pressing head 7 for the welding equipment to weld the energy storage module, the battery lugs of the energy storage module can be directly welded through the welding port 4, and the phenomena such as missing welding, the false welding, the through the welding and the like of the energy storage module can be effectively avoided, the welding rate of the energy storage module can be improved, and the welding cost of the energy storage module reaches the welding rate of the battery lugs;

when welding equipment drives welding backup pad 1 to move down, through the positioning mechanism on welding backup pad 1 and the mounting panel 11 for a plurality of reference columns 14 peg graft in the inside of a plurality of locating holes 13, weld backup pad 1 and mounting panel 11 advance the location, and when welding backup pad 1 and mounting panel 11 are close up completely, a plurality of stopper 16 joint is inside a plurality of spacing grooves 15, plays the fixed action of location to welding backup pad 1 and mounting panel 11, thereby reaches the plane removal of restriction mounting panel 11 in order to guarantee the welded position of busbar 18, the welding is reliable.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (5)

1. Energy storage module welding frock, including welding backup pad (1) and mounting panel (11), its characterized in that: a plurality of sliding through grooves (2) are formed in the outer wall of the top of the welding support plate (1), the sliding through grooves (2) are uniformly distributed on the outer wall of the top of the welding support plate (1) in two rows in a linear array mode, sliding blocks (3) are connected to the inner walls of the sliding through grooves (2) in a sliding mode, a plurality of connecting pieces (5) are fixedly connected to the outer wall of the bottom of the sliding blocks (3), the connecting pieces (5) penetrate through the welding support plate (1), one end, far away from the sliding blocks (3), of each connecting piece (5) is fixedly connected with a pressing plate (6), a welding port (4) is formed in the outer wall of the top of the sliding blocks (3), the welding port (4) penetrates through the sliding blocks (3), the connecting pieces (5), the pressing plates (6) and the pressing plates (7), an energy storage module (12) are mounted on the inner wall of the bottom of the mounting plate (11), a busbar (18) is mounted on the outer wall of the top of the inner wall of the energy storage module (12), a plurality of the busbar (17) is formed in the outer wall of the top of the mounting plate (11), a plurality of clamping holes (17) are formed in the inner surface of the busbar (17) in a plurality of the plurality of clamping holes (17), the outer walls of the mounting plate (11) and the welding support plate (1) are provided with positioning mechanisms.

2. The energy storage module welding fixture of claim 1, wherein: the avoidance holes (17) are matched and correspond to the pressing plates (6), and the welding ports (4) correspond to the protruding portions on the surfaces of the bus bars (18).

3. The energy storage module welding fixture of claim 2, wherein: the positioning mechanism comprises positioning columns (14) fixedly connected to the outer walls of the tops of the mounting plates (11), the positioning columns (14) are located at the edge positions of the mounting plates (11), a plurality of positioning holes (13) are formed in the outer walls of the tops of the welding support plates (1), and the positioning holes (13) are matched with the positioning columns (14).

4. The energy storage module welding fixture of claim 3, wherein: the positioning mechanism further comprises a plurality of limiting grooves (15) formed in the outer wall of the top of the mounting plate (11), the limiting grooves (15) are uniformly distributed on the outer wall of the top of the mounting plate (11) in two rows in a linear array mode, the outer wall of the bottom of the welding support plate (1) is fixedly connected with a plurality of limiting blocks (16), and the limiting blocks (16) are matched and correspond to the limiting grooves (15) respectively.

5. The energy storage module welding fixture of claim 4, wherein: the welding support plate is characterized in that a plurality of sliding rods (8) are fixedly connected to the outer wall of the bottom of the welding support plate (1), a plurality of pressing plates (6) are respectively and slidably connected to the outer walls of the sliding rods (8), a plurality of anti-falling caps (10) are fixedly connected to the bottom ends of the sliding rods (8), extrusion springs (9) are mounted on the outer walls of the sliding rods (8), and the extrusion springs (9) are located between the welding support plate (1) and the pressing plates (6).