CN219658761U

CN219658761U - Battery cell shaping clamp

Info

Publication number: CN219658761U
Application number: CN202320407063.3U
Authority: CN
Inventors: 魏书增; 应福升; 唐铁桥; 洪焕熟; 李赞杰
Original assignee: Ningde Heswei Precision Technology Co ltd
Current assignee: Ningde Heswei Precision Technology Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-09-08
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a battery cell shaping fixture, which comprises a top plate and a bottom plate, wherein a second fixing frame is arranged in the middle of the upper end surface of the top plate, first fixing frames are symmetrically arranged on two sides of the second fixing frame, a transmission assembly is arranged in the first fixing frames, the transmission assembly comprises a second bevel gear and a first rotating rod, one end of a threaded rod is fixedly connected with the bottom plate, a third pressing plate is arranged on the bottom plate, a first pressing plate is arranged above the third pressing plate, a plurality of second pressing plates are arranged between the first pressing plate and the third pressing plate, four groups of sliding rods are arranged between the top plate and the third pressing plate, and fixing plates are arranged on the second pressing plate and the third pressing plate.

Description

Battery cell shaping clamp

Technical Field

The utility model relates to the field of battery cells, in particular to a battery cell shaping clamp.

Background

With the further development of electronic products, the battery is used more and more frequently, and the existing battery needs to be wound or laminated for production, and due to the internal structure, the surface of the battery cell is uneven, the thickness is uneven, and the battery is easy to change, for example: the polymer winding battery core has the problems of deformation, excessive thickness of the lithium battery, deformation of the battery core and low hardness of the battery core, and the problems can lead to the defects of the battery appearance and the service performance of the battery core, so that an effective method and equipment are needed to be provided for shaping the appearance of the battery, and the problems of uneven surface, uneven thickness and softer battery of the battery are solved.

The utility model discloses a battery cell plastic anchor clamps are announced in authority for CN204257767U, including the bottom, supporting part, pressfitting portion, top and several splint, the bottom includes a loading platform, the supporting part is the supporting legs that several vertical directions set up, pressfitting portion can follow the supporting legs removal install on the supporting part and locate between bottom and the top, pressfitting portion includes first pressfitting board, locate the spacing post of several on the first pressfitting board, the spring of cover on locating each spacing post and install the second pressfitting board in spacing post upper end, the top is installed on the supporting part top. The top comprises a top flat plate and a pressing part arranged on the top flat plate, the clamping plate is detachably arranged between the pressing part and the bottom and can move along the vertical direction, and the battery cell shaping clamp can effectively shape a battery cell and has strong practicability; the problem of deformation of the polymer winding battery core can be thoroughly solved; the problem of super-thick in the lithium battery manufacturing process can be thoroughly solved; the battery cell shaping fixture can effectively prevent the battery cell from deforming, and the battery cell with the battery cell shaping fixture has high hardness, so that the polymer cell can achieve the hardness of the aluminum shell cell.

The existing solutions in the above have the following problems: the battery cells are required to be stacked in multiple layers, clamping plates are further required to be placed in the middle of each layer, and the phenomena of uneven force application, battery cell displacement and the like can be generated only through the cooperation of one pressing part and one pressing plate, so that the thickness and hardness of the battery cells are inconsistent, the shaping effect of the battery cells is poor, and the quality of products is good and poor, so that the production requirements cannot be met.

Disclosure of Invention

The utility model aims to provide a battery cell shaping clamp for solving the technical problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a battery cell plastic anchor clamps, includes roof, bottom plate, roof up end middle part is provided with the fixed frame of second, be provided with the motor on the fixed frame of second, motor output fixedly connected with second bull stick, the second bull stick terminal surface is provided with first bevel gear, the fixed frame bilateral symmetry of second is provided with first fixed frame, be provided with drive assembly in the fixed frame of first, drive assembly includes second bevel gear, first bull stick one end is provided with the second bevel gear, the second bevel gear with first bevel gear meshing, the first bull stick other end with first fixed frame inner wall rotates to be connected, be provided with the third bevel gear on the first bull stick, the third bevel gear meshing is connected with the fourth bevel gear, the fourth bevel gear bottom is provided with first bevel gear, the threaded rod other end with bottom plate fixed connection, be provided with the third clamp plate on the bottom plate, the third clamp plate top is provided with first clamp plate, first clamp plate with be provided with between the third clamp plate, the second clamp plate other end with the first clamp plate is provided with a plurality of second clamp plates and fourth bevel gear meshing is connected with the first clamp plate, and second clamp plate top plate is provided with the slide bar.

Preferably, first springs sleeved on the sliding rods are connected between the first pressing plate and the second pressing plate, between the two second pressing plates and between the second pressing plate and the third pressing plate.

Preferably, the fixed plate is concave, a plurality of clamping plates are connected to the fixed plate in a sliding manner, a plurality of second springs are arranged between the clamping plates and the fixed plate, and a plurality of lug grooves are formed in a side wall, away from the clamping plates, of the fixed plate.

Preferably, the threaded rod is rotatably connected with the first pressing plate and the third pressing plate, and the threaded rod is slidably connected with the second pressing plate.

Preferably, the directions of the threads on the two threaded rods are opposite.

Preferably, a plurality of first sliding grooves are formed in the fixing plate, a second sliding groove is formed in the lower portion of the first sliding groove, a guide sliding block is connected in the first sliding groove in a sliding mode, and a limit sliding block is connected in the second sliding groove in a sliding mode.

Preferably, the clamping plate is fixedly connected with the guide sliding block, and the guide sliding block is fixedly connected with the limit sliding block.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up fixed plate, splint and utmost point ear groove, make battery cell keep steady state in extrusion process, do not appear shifting the phenomenon, through setting up motor, first bevel gear, drive assembly, first spring, first clamp plate, second clamp plate and third clamp plate, make extrusion plastic process application of force even and more stable, the effectual extrusion plastic effect of improving battery cell, the battery cell after the plastic is beautiful in appearance, thickness is unanimous, and the hardness of battery can also satisfy the requirement moreover, has improved product quality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a battery cell shaping jig of the present embodiment;

FIG. 2 is a schematic view showing the connection structure between each bevel gear and each rotating rod in the present embodiment;

FIG. 3 is a schematic view of the structure of a second platen according to the present embodiment;

fig. 4 is a schematic diagram of a connection structure between the clamping plate and the guide slider and between the clamping plate and the limit slider in the embodiment.

In the drawings, the list of components represented by the various numbers is as follows:

1. a motor; 2. a first rotating lever; 3. a first fixing frame; 4. a second fixing frame; 5. a top plate; 6. a first platen; 7. a slide bar; 8. a first spring; 9. a second pressing plate; 10. a third platen; 11. a bottom plate; 12. a fixing plate; 13. a clamping plate; 14. a threaded rod; 15. a second rotating rod; 16. a first bevel gear; 17. a second bevel gear; 18. a third bevel gear; 19. a third bevel gear; 20. a first chute; 21. a second spring; 22. a tab slot; 23. a second chute; 24. a guide slide block; 25. and a limit sliding block.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: battery electricity core plastic anchor clamps, its characterized in that: including roof 5, bottom plate 11, roof 5 up end middle part is provided with the fixed frame 4 of second, be provided with motor 1 on the fixed frame 4 of second, motor 1 output fixedly connected with second bull stick 15, the second bull stick 15 terminal surface is provided with first bevel gear 16, the fixed frame 4 both sides symmetry of second is provided with first fixed frame 3, be provided with drive assembly in the fixed frame 3 of first, drive assembly includes second bevel gear 17, first dwang 2 one end is provided with second bevel gear 17, second bevel gear 17 and first bevel gear 16 meshing, the other end and the fixed frame 3 inner wall rotation of first bull stick 2 are connected, be provided with third bevel gear 18 on the first bull stick 2, third bevel gear 18 meshing is connected with fourth bevel gear 19, the fourth bevel gear 19 bottom is provided with threaded rod 14, the threaded rod 14 other end and bottom plate 11 fixed connection, be provided with third clamp plate 10 on the bottom plate 11, the third clamp plate 10 top is provided with first clamp plate 6, be provided with a plurality of second clamp plates 9 between first clamp plate 6 and the third clamp plate 10, be provided with between fourth clamp plate 5 and the third clamp plate 10, first clamp plate 7 and third clamp plate 10 are provided with slide bar 7, second clamp plate 9 and third clamp plate 10 are all provided with slide bar 12 and slide bar 12.

Specifically, a first spring 8 sleeved on a slide bar 7 is connected between the first pressing plate 6 and the second pressing plate 9, between the two second pressing plates 9 and between the second pressing plate and the third pressing plate 10, and the pressure of the first pressing plate 6 is transmitted to the third pressing plate 10 layer by layer through the second pressing plate 9 by the first spring 8, so that the battery cells of each layer are extruded and shaped.

Specifically, the fixed plate 12 is concave, a plurality of clamping plates 13 are connected to the fixed plate 12 in a sliding manner, a plurality of second springs 21 are arranged between the clamping plates 13 and the fixed plate 12, a plurality of lug grooves 22 are formed in one side wall, far away from the clamping plates 13, of the fixed plate 12, lugs of battery cells are inserted into the lug grooves 22, the clamping plates 13 are pushed to extrude the springs 21, the clamping plates 13 are abutted to the other ends of the battery cells, and the elastic force generated by the springs 21 fixes and clamps the battery cells.

Specifically, the threaded rod 14 is rotationally connected with the first pressing plate 6 and the third pressing plate 10, the threaded rod 14 is slidably connected with the second pressing plate 9, the threaded rod 14 drives the first pressing plate 6 to downwards extrude the first spring 8 under the guiding action of the sliding rod 7, the second pressing plate 9 is extruded by the first spring 8, the second pressing plate 9 downwards slides along the sliding rod 17, and finally the pressure is transmitted to the third pressing plate 10 layer by layer.

Specifically, the directions of the threads on the two threaded rods 14 are opposite, the starting motor 1 drives the first rotating rod 15 and the first bevel gear 16 to rotate, so as to drive the second bevel gear 17, the second rotating rod 2 and the third bevel gear 18 to rotate, and further drive the fourth bevel gear 19 and the threaded rod 14 to rotate, and the transmission assembly is symmetrically arranged, so that the directions of the threads on the two threaded rods 14 are required to be symmetrically arranged, and the first pressing plate 6 can be driven to move downwards together.

Specifically, a plurality of first sliding grooves 20 are formed in the fixed plate 12, a second sliding groove 23 is formed below the first sliding groove 20, a guide sliding block 24 is connected in the first sliding groove 20 in a sliding mode, a limit sliding block 25 is connected in the second sliding groove 23 in a sliding mode, the clamping plate 13 is fixedly connected with the guide sliding block 24, the guide sliding block 24 is fixedly connected with the limit sliding block 25, the clamping plate 13 slides back and forth under the matching action of the guide sliding block 24 and the first sliding groove 20, and the limit sliding block 25 is matched with the second sliding groove 23, so that the guide sliding block 24 and the clamping plate 13 cannot be separated from the fixed plate 12 in the moving process.

One specific application embodiment of this embodiment is:

when the device is used, the lugs of the battery cells are inserted into the lug grooves 22, the clamping plates 13 are pushed to extrude the springs 21, the clamping plates 13 are abutted against the other ends of the battery cells, the battery cells are fixedly clamped by the elastic force generated by the springs 21, after the battery cells are placed into the fixing plates 12 to be clamped, the motor 1 is started to drive the first rotating rod 15 and the first bevel gear 16 to rotate, so that the second bevel gear 17, the second rotating rod 2 and the third bevel gear 18 are driven to rotate, the fourth bevel gear 19 and the threaded rod 14 are driven to rotate, and the transmission assembly is symmetrically arranged, so that the rotation of the threaded rods 14 is reversely arranged, the thread directions on the two threaded rods 14 are symmetrically arranged, the first pressing plate 6 can be driven to move downwards together, the first pressing plate 6 downwards extrudes the first springs 8, the first springs 8 extrude the second pressing plate 9, the second pressing plate 9 downwards slide along the sliding rods 17, and the downwards pressed pressure is transmitted to the third pressing plate 10 layer by layer through the second pressing plate 9, so that the battery cells of all layers are extruded and shaped.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. Battery electricity core plastic anchor clamps, its characterized in that: including roof (5), bottom plate (11), roof (5) up end middle part is provided with second fixed frame (4), be provided with motor (1) on second fixed frame (4), motor (1) output fixedly connected with second bull stick (15), second bull stick (15) terminal surface is provided with first bevel gear (16), second fixed frame (4) bilateral symmetry is provided with first fixed frame (3), be provided with drive assembly in first fixed frame (3), drive assembly includes second bevel gear (17), first bull stick (2) one end is provided with second bevel gear (17), second bevel gear (17) with first bevel gear (16) meshing, first bull stick (2) other end with first fixed frame (3) inner wall rotation is connected, be provided with third bevel gear (18) on first bull stick (2), third bevel gear (18) meshing is connected with fourth bevel gear (19), fourth bevel gear (19) one end (14) is provided with second bevel gear (17) meshing, the other end (14) is provided with first bevel gear (16) meshing, the top plate (10) is provided with on the bottom plate (10), be provided with a plurality of second clamp plates (9) between first clamp plate (6) with third clamp plate (10), roof (5) with be provided with four slide bars (7) between third clamp plate (10), slide bar (7) with first clamp plate (6) second clamp plate (9) sliding connection, all be provided with fixed plate (12) on second clamp plate (9) and the third clamp plate (10).

2. The battery cell shaping jig of claim 1, wherein: first springs (8) sleeved on the sliding rods (7) are connected between the first pressing plate (6) and the second pressing plate (9), between the two second pressing plates (9) and between the second pressing plate and the third pressing plate (10).

3. The battery cell shaping jig of claim 1, wherein: the fixing plate (12) is concave, a plurality of clamping plates (13) are connected to the fixing plate (12) in a sliding mode, a plurality of second springs (21) are arranged between the clamping plates (13) and the fixing plate (12), and a plurality of lug grooves (22) are formed in a side wall, away from the clamping plates (13), of the fixing plate (12).

4. The battery cell shaping jig of claim 1, wherein: the threaded rod (14) is rotationally connected with the first pressing plate (6) and the third pressing plate (10), and the threaded rod (14) is slidably connected with the second pressing plate (9).

5. The battery cell shaping jig of claim 3, wherein: the threads on the two threaded rods (14) are in opposite directions.

6. The battery cell shaping jig of claim 5, wherein: a plurality of first sliding grooves (20) are formed in the fixing plate (12), second sliding grooves (23) are formed in the lower portion of the first sliding grooves (20), guide sliding blocks (24) are connected in the first sliding grooves (20) in a sliding mode, and limit sliding blocks (25) are connected in the second sliding grooves (23) in a sliding mode.

7. The battery cell shaping jig of claim 6, wherein: the clamping plate (13) is fixedly connected with the guide sliding block (24), and the guide sliding block (24) is fixedly connected with the limit sliding block (25).