CN214770017U

CN214770017U - Battery compressing clamp

Info

Publication number: CN214770017U
Application number: CN202121001440.0U
Authority: CN
Inventors: 陈坤; 江浩; 陈雷; 陈志勇
Original assignee: Guangdong Mic Power New Energy Co Ltd
Current assignee: Guangdong Mic Power New Energy Co Ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-11-19
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a battery compressing clamp, which comprises a fixing component, a fixing component and a clamping component, wherein the fixing component is used for fixing a shell and a cover cap of a battery, so that the inner surface of the cover cap is upward, and a lug of an electric core in the shell is opposite to the inner surface of the cover cap; the pressure head assembly is used for pushing and pressing the lug of the battery cell to be attached to the inner surface of the cap, and a hole position for welding the lug and the cap by a welding needle is arranged on the pressure head assembly; the driving piece is used for driving the pressure head assembly to move back and forth, so that the pressure head assembly pushes and presses the pole lug of the battery cell and the pole lug of the battery cell is separated. The utility model discloses a casing and block are fixed to fixed subassembly, utilize driving piece drive pressure head assembly, make its utmost point ear that bulldozes electric core make its laminating on the internal surface of block, realize effectively compressing tightly utmost point ear and block, the aversion can not appear, solve artifical being difficult to compress tightly and compressing tightly the relatively poor problem of effect among the prior art, the hole site that sets up on the pressure head assembly conveniently welds and carries out welded fastening to utmost point ear and block in addition.

Description

Battery compressing clamp

Technical Field

The utility model relates to a battery manufacturing field specifically is a battery compresses tightly anchor clamps.

Background

The cylindrical battery generally includes a casing, an electric core disposed in the casing, and a cap covering one end of the casing, wherein the electric core is provided with a tab, and the tab needs to be welded with an inner surface of the cap. In the prior art, the welding operation of the tab and the cap generally adopts manual operation, and the tab and the cap are aligned and compressed to be welded and fixed. Because the volume of utmost point ear and block is all less, it is also less to compress tightly the face, relies on artifical manual operation alone to be difficult to effectively compress tightly, appears shifting easily, influences follow-up welded quality.

Disclosure of Invention

For solving the problem that prior art exists, the utility model provides a can effectively compress tightly utmost point ear and block, be convenient for carry out welded battery and compress tightly anchor clamps.

A battery compressing clamp comprises a fixing assembly, a clamping assembly and a clamping assembly, wherein the fixing assembly is used for fixing a shell and a cover cap of a battery, the inner surface of the cover cap faces upwards, and a lug of an electric core in the shell is opposite to the inner surface of the cover cap; the pressure head assembly is used for pushing and pressing the lug of the battery cell to be attached to the inner surface of the cap, and a hole position for welding the lug and the cap by a welding needle is arranged on the pressure head assembly; the driving piece is used for driving the pressure head assembly to move back and forth, so that the pressure head assembly pushes and presses the pole lug of the battery cell and the pole lug of the battery cell is separated. The fixed casing of fixed subassembly and block are adopted, reuse driving piece drive pressure head assembly, make it bulldoze the utmost point ear of electric core and make it laminate on the internal surface of block, realize effectively compressing tightly, and the hole site that sets up on it conveniently welds and carries out welded fastening to utmost point ear and block.

Further, the device also comprises a guide assembly for guiding the pressure head assembly to move linearly. Adopt direction subassembly guide pressure head subassembly, improve the straightness accuracy of removal to improve its degree of accuracy that bulldozes utmost point ear.

And the pressing head assembly is fixedly connected with the driving end of the driving piece and the guiding end of the guiding assembly. Each part is arranged on the bottom plate, so that the whole structure is more compact.

Further, the fixing assembly comprises a push plate and a positioning block, the positioning block is fixedly connected to the bottom plate and can limit the push plate placed on the bottom plate, and at least one group of processing stations used for fixing the shell and the cap are arranged on the push plate. In this structure, the locating piece is only used for spacing the push pedal, and on the push pedal itself can promote the locating piece through manual placing or other impeller, the convenience selects required mode according to actual need, improves the suitability.

Furthermore, the positioning block comprises a first positioning block and a second positioning block which are symmetrically arranged and have intervals, and an area which can be used for placing the push plate and limiting the push plate is formed between the first positioning block and the second positioning block. In the structure, because the first positioning block and the second positioning block are spaced, a user can conveniently grab the push plate by hands to place or take down the push plate, and the structure accords with human engineering.

Further, the pressure head subassembly includes the roof and is used for bulldozing the pressure head spare of the utmost point ear of electric core, the one end of roof all with the drive end of driving piece and the guide end fixed connection of direction subassembly, the other end and the pressure head spare fixed connection of roof. The top plate is adopted to facilitate the installation of the driving part, the guide assembly and the pressure head piece.

Furthermore, the pressure head part comprises a plurality of guide pillars, a pressure plate, a pressure head, a limiting plate and an elastic part, the upper ends of the guide pillars are fixedly connected with the top plate, the lower ends of the guide pillars are fixedly connected with the limiting plate, the pressure plate is arranged between the top plate and the limiting plate and can reciprocate along the guide pillars, two ends of the elastic part respectively abut against the top plate and the pressure plate, and the pressure head is fixedly connected to the pressure plate. In this structure, mainly guide the clamp plate through the guide pillar, and set up the elastic component and play the cushioning effect, make the pressure head bulldoze utmost point ear buffering occasionally, can not crush utmost point ear or block.

Furthermore, the guide assembly comprises a slide rail and a slide block capable of sliding along the slide rail, the slide rail is fixedly connected to the bottom plate or the driving piece, the sliding direction of the slide block is consistent with the moving direction of the driving end of the driving piece, and the pressure head assembly is fixedly connected with the driving end of the driving piece and the slide block. The sliding block capable of sliding along the sliding rail is adopted, so that the guiding effect is achieved, and the connection with the pressure head assembly is also facilitated.

Further, the direction subassembly still includes the mounting panel, mounting panel fixed connection just laminates in the driving piece on the bottom plate, slide rail fixed connection is on the mounting panel. Adopt the mounting panel to facilitate the installation slide rail, laminating driving piece makes overall structure compacter simultaneously.

Further, the driving piece is an air cylinder or a linear motor. The cylinder or the linear motor is mature technology and has high reliability.

The utility model discloses a casing and block are fixed to fixed subassembly, utilize driving piece drive pressure head assembly, make its utmost point ear that bulldozes electric core make its laminating on the internal surface of block, realize effectively compressing tightly utmost point ear and block, the aversion can not appear, solve artifical being difficult to compress tightly and compressing tightly the relatively poor problem of effect among the prior art, the hole site that sets up on the pressure head assembly conveniently welds and carries out welded fastening to utmost point ear and block in addition.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is an exploded view of the three-dimensional structure of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and accompanying drawings.

In a preferred embodiment, referring to fig. 1 and 2, the battery compressing clamp includes a fixing assembly 1, a pressing head assembly 2 and a driving member 3, wherein the fixing assembly 1 is used for fixing a casing and a cap of a battery, so that an inner surface of the cap faces upward and a tab of a battery cell in the casing is opposite to the inner surface of the cap; the pressure head assembly 2 is used for pushing and pressing a lug of the battery cell to be attached to the inner surface of the cap, and is provided with a hole site for welding the lug and the cap by a welding needle; the driving piece 3 is used for driving the pressure head assembly 2 to reciprocate, so that the pressure head assembly 2 pushes and presses the pole lug of the battery cell and the pole lug of the pressure head assembly 2 and the battery cell are separated. The fixing assembly 1 is mainly used for placing and positioning a shell and a cover cap, wherein a battery cell is placed inside the shell. When the battery is placed, the lug of the battery core is opposite to the inner surface of the cap, and at the moment, a gap or contact is formed between the lug and the inner surface of the cap. Pressure head subassembly 2 moves under driving of driving piece 3 and is close utmost point ear and even contact bulldozes utmost point ear, makes utmost point ear laminate on the internal surface of block, has accomplished compressing tightly to utmost point ear, alright adopt automatic weld equipment or manual welding equipment this moment, and the welding needle with welding equipment passes through the hole site and welds utmost point ear and block. After the welding operation is completed, the welding pin retracts, the driving piece 3 drives the press head assembly 2 to move reversely to be separated from the pole lug, and then the welded shell and the welded cover cap can be taken down to perform the welding operation of a lower wheel. In addition, in order to make the pressure head assembly 2 push and press the tab more accurately after moving, a guide assembly 4 may be provided to guide the pressure head assembly 2 to make it move linearly.

In a further improvement of the above embodiment, the bottom plate 5 is used for carrying various components, so that the whole device is formed into a whole and the structure is more compact. Specifically, referring to fig. 1 and 2, the fixing assembly 1, the driving member 3 and the guiding assembly 4 are all fixedly connected to the bottom plate 5, wherein the ram assembly 2 is fixedly connected to the driving end of the driving member 3 and the guiding end of the guiding assembly 4. When driving piece 3 drive pressure head subassembly 2 removed, direction subassembly 4 can drive the direction end of direction subassembly 4, and direction subassembly 4 plays the guide effect to pressure head subassembly 2 simultaneously. In this embodiment, the fixing assembly 1 specifically includes a push plate 11 and a positioning block 12, the positioning block 12 is fixedly connected to the bottom plate 5, the positioning block 12 can limit the push plate 11 placed on the bottom plate 5, and four sets of processing stations for fixing the housing and the cap are provided on the push plate 11. The number of the processing stations can be at least one group, and can be set according to actual needs. In a further improvement, referring to fig. 2, the positioning block 12 includes a first positioning block and a second positioning block which are symmetrically arranged with a distance therebetween, and an area for placing and limiting the push plate 11 is formed between the first positioning block and the second positioning block. This first locating piece and second locating piece have the interval, conveniently with the hand grasp push pedal 11 place in the region between first locating piece and second locating piece, perhaps conveniently with the hand grasp push pedal 11 take off, accord with the ergonomics of operation.

For the improvement of the pressing head assembly 2 in the above embodiment, referring to fig. 2, the pressing head assembly 2 includes a top plate 21 and a pressing head piece, where the pressing head piece is used for pushing and pressing the tabs of the battery core, one end of the top plate 21 is fixedly connected to the driving end of the driving piece 3 and the guiding end of the guiding assembly 4, and the other end of the top plate 21 is fixedly connected to the pressing head piece. The driving member 3, the guide assembly 4 and the ram member are connected by a top plate 21, which facilitates the mounting of these three groups together. Further, the pressing head component comprises a plurality of guide pillars 22, a pressing plate 23, a pressing head 24, a limiting plate 25 and an elastic component 26, the upper ends of the guide pillars 22 are fixedly connected with the top plate 21, the lower ends of the guide pillars 22 are fixedly connected with the limiting plate 24, the pressing plate 23 is arranged between the top plate 21 and the limiting plate 24, the pressing plate 23 can reciprocate along the guide pillars 22, two ends of the elastic component 26 respectively abut against the top plate 21 and the pressing plate 23, and the pressing head 24 is fixedly connected to the pressing plate 23. This elastic component 26 preferably adopts the spring, sets up this spring and plays the cushioning effect, makes clamp plate 23 have the buffering, when pressure head 24 bulldozes utmost point ear, and not fragile utmost point ear or block improve the effect that compresses tightly. And the guide posts 22 therein serve as guide pressure plates 23.

In addition, referring to fig. 1 and 2, a modified embodiment of the guide assembly 4, the guide assembly 4 includes a slide rail 41 and a slide block 42, wherein the slide rail 41 is fixedly connected to the bottom plate 5 or the driving member 3, and the slide block 42 can slide along the slide rail 41, and the slide block 42 is limited by the slide rail 41 so as to only move in a reciprocating linear manner. The sliding direction of the sliding block 42 is consistent with the moving direction of the driving end of the driving part 3, so that the sliding block 42 and the driving end of the driving part 3 do not interfere, and the pressure head assembly 2 is fixedly connected with the driving end of the driving part 3 and the sliding block 42 and moves linearly under the limitation of the sliding rail 41 and the sliding block 42. In addition, the guide assembly 4 also adopts a mounting plate 43, the mounting plate 43 is fixedly connected on the bottom plate 5, the mounting plate is attached to the driving part 3, and the slide rail 41 is fixedly connected on the mounting plate 43. The structure makes the mounting plate 43, the sliding rail 41, the sliding block 42 and the driving member 3 form a compact structure, and facilitates the mounting connection with the top plate 21. In addition, in each of the above embodiments, the driving member 3 is preferably a cylinder or a linear motor which is technically mature and reliable in operation.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "arranged" are to be construed broadly and may include, for example, arranged connections, detachable connections, or integral connections; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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

1. A battery hold down clamp, comprising:

the fixing assembly (1) is used for fixing a shell and a cover cap of a battery, so that the inner surface of the cover cap faces upwards, and a lug of a battery cell in the shell is opposite to the inner surface of the cover cap;

the pressure head assembly (2) is used for pushing and pressing the lug of the battery cell to be attached to the inner surface of the cap, and hole sites for welding the lug and the cap by welding pins are arranged on the pressure head assembly;

and the driving piece (3) is used for driving the pressure head assembly (2) to reciprocate, so that the pressure head assembly (2) pushes and presses the lug of the battery cell and the lug of the pressure head assembly (2) and the battery cell are separated.

2. A battery hold down clamp as claimed in claim 1, wherein: the device also comprises a guide assembly (4) for guiding the pressure head assembly (2) to move linearly.

3. A battery hold down clamp as claimed in claim 2, wherein: still include bottom plate (5), fixed subassembly (1), driving piece (3) and the equal fixed connection of direction subassembly (4) are on bottom plate (5), pressure head subassembly (2) all with the drive end of driving piece (3) and the direction end fixed connection of direction subassembly (4).

4. A battery hold down clamp as claimed in claim 3, wherein: fixed subassembly (1) includes push pedal (11) and locating piece (12), locating piece (12) fixed connection just on bottom plate (5) locating piece (12) can carry out spacingly to push pedal (11) of placing on bottom plate (5), be provided with at least a set of processing station that is used for fixed casing and block on push pedal (11).

5. A battery hold down clamp as claimed in claim 4, wherein: the positioning blocks (12) comprise a first positioning block and a second positioning block which are symmetrically arranged and have intervals, and an area which can be used for placing the push plate (11) and limiting the push plate is formed between the first positioning block and the second positioning block.

6. A battery hold down clamp as claimed in claim 3, wherein: pressure head subassembly (2) include roof (21) and the pressure head spare that is used for bulldozing the utmost point ear of electric core, the one end of roof (21) all with the drive end of driving piece (3) and the guide end fixed connection of guide assembly (4), the other end and the pressure head spare fixed connection of roof (21).

7. A battery hold down clamp as claimed in claim 6, wherein: the pressing head piece comprises a plurality of guide pillars (22), a pressing plate (23), a pressing head (24), a limiting plate (25) and an elastic piece (26), the upper ends of the guide pillars (22) are fixedly connected with the top plate (21), the lower ends of the guide pillars are fixedly connected with the limiting plate (25), the pressing plate (23) is arranged between the top plate (21) and the limiting plate (25), the pressing plate (23) can move back and forth along the guide pillars (22), the two ends of the elastic piece (26) respectively abut against the top plate (21) and the pressing plate (23), and the pressing head (24) is fixedly connected onto the pressing plate (23).

8. A battery hold down clamp as claimed in claim 3, wherein: the guide assembly (4) comprises a sliding rail (41) and a sliding block (42) capable of sliding along the sliding rail (41), the sliding rail (41) is fixedly connected to the bottom plate (5) or the driving piece (3), the sliding direction of the sliding block (42) is consistent with the moving direction of the driving end of the driving piece (3), and the pressure head assembly (2) is fixedly connected with the driving end of the driving piece (3) and the sliding block (42).

9. A battery hold down clamp as claimed in claim 8, wherein: the direction subassembly (4) still include mounting panel (43), mounting panel (43) fixed connection just laminates in driving piece (3) on bottom plate (5), slide rail (41) fixed connection is on mounting panel (43).

10. A battery hold down clamp as claimed in any one of claims 1 to 9, wherein: the driving piece (3) is a cylinder or a linear motor.