CN220837316U

CN220837316U - Lug shaping device

Info

Publication number: CN220837316U
Application number: CN202322738881.4U
Authority: CN
Inventors: 伍歌颂; 张朝林; 程允迪; 许子麟
Original assignee: Guangdong Jinxi Intelligent Technology Co ltd
Current assignee: Guangdong Jinxi Intelligent Technology Co ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-04-26
Anticipated expiration: 2033-10-11

Abstract

The utility model discloses a pole ear shaping device, which is characterized in that a bracket with at least one trough is assembled on a workbench, an avoidance trough extending towards the bottom wall of the trough is formed in the top wall of the trough, so that the pole ears of a battery core can extend out of the trough through the avoidance trough after the battery core enters the trough, a clamping mechanism is arranged on the workbench, the exposed pole ears are clamped and flattened through the closing action of the clamping part of the clamping mechanism to shape the pole ears, so that the clamp can smoothly clamp the pole ears in the subsequent battery core formation process, the yield and the productivity of the battery core formation process are effectively improved, and when the number of the troughs is multiple, the pole ears of a plurality of battery cores can be shaped simultaneously.

Description

Lug shaping device

Technical Field

The utility model relates to the technical field of battery production, in particular to a tab shaping device.

Background

In the production operation process of a battery, particularly a lithium battery, as shown in fig. 2, the tab is easy to bend and deform, which seriously affects the back-end process, particularly in the cell formation process, the clip cannot smoothly clamp the tab, so that the reject ratio in the cell formation process is increased, the product quality is easily bad, and the battery productivity is seriously affected.

Disclosure of utility model

The utility model mainly aims to provide a pole lug shaping device which aims to solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides a tab shaping device, which comprises a workbench and a bracket assembled on the workbench, wherein the bracket is provided with at least one trough with an open top for accommodating a battery cell, an avoidance trough extending towards the bottom wall direction of the trough is arranged at the position of the top wall of the trough corresponding to one side of the tab of the battery cell, when the battery cell is positioned in the trough, the tab extends out of the trough through the avoidance trough to be exposed outside, the workbench is provided with a clamping mechanism, the exposed tab can be clamped and flattened by the closing action of the clamping part of the clamping mechanism, and the tab can be loosened by the opening action.

According to the technical scheme, the bracket with at least one trough is assembled on the workbench, the avoidance trough extending towards the bottom wall of the trough is formed in the top wall of the trough, so that the lugs of the battery cells can extend out of the trough through the avoidance trough after the battery cells enter the trough, the clamping mechanism is arranged on the workbench, the exposed lugs are clamped and flattened through the closing action of the clamping part of the clamping mechanism to realize the shaping of the lugs, the lugs can be clamped smoothly by the clamp in the subsequent battery cell formation process, the yield and the productivity of the battery cell formation process are effectively improved, and when the number of the trough is multiple, the lugs of the battery cells can be shaped simultaneously, so that the battery cell shaping device is simple in integral structure and convenient to operate, and can be compatible with battery cells of different specifications.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic diagram of a cell;

FIG. 3 is a schematic view of a table, a bracket, and a second bar member;

FIG. 4 is a schematic view of a table, a first clamping portion, and a second clamping portion;

FIG. 5 is an exploded view of the first clamp portion and the second clamp portion;

FIG. 6 is a schematic view of a table;

Fig. 7 is a schematic diagram of the cell in a trough.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, back, top, bottom, inner, outer, vertical, lateral, longitudinal, counterclockwise, clockwise, circumferential, radial, axial … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first" or "second" etc. in the embodiments of the present utility model, the description of "first" or "second" etc. is only for descriptive purposes, and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a pole lug shaping device.

In the embodiment of the utility model, as shown in fig. 1 to 6, the tab shaping device comprises a workbench 1 and a bracket 2 assembled on the workbench 1, wherein the bracket 2 is provided with at least one trough 21 with an open top for accommodating a battery cell 01, a avoiding trough 22 extending towards the bottom wall direction of the trough 21 is arranged at a position of the top wall of the trough 21 corresponding to one side of the battery cell tab, when the battery cell is positioned in the trough 21, the tab extends out of the trough 21 through the avoiding trough 22 to be exposed, the workbench 1 is provided with a clamping mechanism, the exposed tab can be clamped and flattened by the closing action of the clamping part of the clamping mechanism, and the tab can be released by the opening action.

Specifically, the bracket 2 is formed with a plurality of first strip-shaped members 100 at intervals linearly, and the first strip-shaped members 100 are provided with a plurality of the material grooves 21 at intervals along the length direction thereof.

Specifically, the cross section of the bottom wall of the trough 21 is V-shaped, so that the battery cells enter the trough 21 in a predetermined posture.

Specifically, the trough 21 is directly formed on the first strip member 100, or the bracket 2 is provided with a second strip member 200 corresponding to the first strip member 100 at a position corresponding to one side of the first strip member 100, the first strip member 100 is provided with first cavities 101 with open tops at intervals along its length direction, the first cavities 101 are provided with second cavities 201 with open tops at intervals along its length direction, the second strip member 200 is provided with second cavities 201 with open tops at intervals along its length direction, the second cavities 201 are provided with second cavities 201 open at intervals along one side adjacent to the first strip member 100, and the first cavities 101 can be matched with the second cavities 201 to form the trough 21.

Specifically, the bracket 2 is provided with a supporting groove 23 for supporting the end of the second bar member 200 at a position corresponding to the end of the second bar member 200, the second bar member 200 may be close to or far away from the first bar member 100 along the supporting groove 23, and a bolt 24 is further provided to sequentially screw into the second bar member 200 and the bracket 2 to lock the second bar member 200 and the bracket 2, so that the size of the trough 21 may be adjusted by moving the second bar member 200 close to or far away from the first bar member 100, and the larger the second bar member 200 is, the smaller the trough 21 is, the farther the second bar member 200 is moved away from the first bar member 100, and vice versa.

Specifically, the same ends of two adjacent second bar members 200 are connected and fixed by a third bar member 300, a first graduated scale 25 is arranged at a position of the top wall of the bracket 2 corresponding to one side of the supporting groove 23, a cursor 26 matched with the first graduated scale 25 is arranged on the top wall of the second bar member 200 or the top wall of the third bar member 300, and the moving distance of the second bar member 200 can be identified through the matching of the cursor 26 and the first graduated scale 25. Specifically, when the ends of two adjacent second bar members 200 are fixedly connected through the third bar member 300, a long-strip-shaped avoidance hole penetrating through the top wall and the bottom wall is further formed in the third bar member 300, the rod portion of the bolt 24 can be screwed with the bracket 2 to be matched with the cap portion of the bolt 24 to abut against the third bar member 300 after penetrating through the avoidance hole so as to lock the third bar member 300 and the bracket 2, the second bar member 200 is locked, and the avoidance of the rod portion of the bolt 24 through the avoidance hole can adjust the distance between the first cavity 101 and the second cavity 201 under the condition of incompletely disassembling the bolt 24, so that the efficiency is effectively improved.

Specifically, the clamping mechanism includes a driving mechanism, a first clamping portion 31 and a second clamping portion 32, where the first clamping portion 31 and the second clamping portion 32 are respectively located at two sides of the trough 21 and are used to clamp, flatten or loosen the positive electrode tab 02 and the negative electrode tab 03 respectively, and the driving end of the driving mechanism is connected with the first clamping portion 31 and the second clamping portion 32 to drive the first clamping portion 31 and the second clamping portion 32 to perform a closing or opening action synchronously.

Specifically, the first clamping portion 31 includes a first clamping plate 311 and a second clamping plate 312, the second clamping portion 32 includes a third clamping plate 321 and a fourth clamping plate 322, when the number of the material grooves 21 is multiple, a fourth strip-shaped member 400 and a fifth strip-shaped member 500 with upper and lower intervals are respectively movably mounted at positions below the corresponding positive electrode lugs of the workbench 1, the fourth strip-shaped member 400 is fixed with multiple vertical first clamping plates 311 at intervals along the length direction thereof, the fifth strip-shaped member 500 is fixed with multiple vertical second clamping plates 312 at intervals along the length direction thereof, the multiple first clamping plates 311 and the multiple second clamping plates 312 are staggered and opposite to each other, and the driving mechanism can drive the fourth strip-shaped member 400 and the fifth strip-shaped member 500 to respectively perform opposite linear movements so as to drive the first clamping plates 311 and the second clamping plates 312 to abut against each other or form a closing action or an opening action of the first clamping portion 31 at intervals; the sixth strip-shaped member 600 and the seventh strip-shaped member 700 which are vertically spaced are movably mounted at positions below the corresponding cathode tabs of the workbench 1, a plurality of vertical third clamping plates 321 are fixed on the sixth strip-shaped member 600 at intervals along the length direction of the workbench, a plurality of fourth clamping plates 322 are fixed on the seventh strip-shaped member 700 at intervals along the length direction of the workbench, the third clamping plates 321 and the fourth clamping plates 322 are staggered and opposite, and the driving mechanism can drive the sixth strip-shaped member 600 and the seventh strip-shaped member 700 to respectively perform opposite linear movements so as to drive the third clamping plates 321 and the fourth clamping plates 322 to abut against or separate from each other to form a closing action or an opening action of the second clamping part 32.

Specifically, the fourth bar member 400 and the sixth bar member 600 are formed with a clearance space for the second clamping plate 312 and the fourth clamping plate 322 to move.

Specifically, the first slide bar 313 and the second slide bar 323 are respectively disposed at positions of the workbench 1 corresponding to the lower parts of the fifth bar-shaped member 500 and the seventh bar-shaped member 700;

the driving mechanism comprises a first telescopic cylinder 33 and a second telescopic cylinder 34 fixed on the mounting table, the telescopic end of the first telescopic cylinder 33 is connected with a first support plate 331 which can movably pass through a first slide bar 313 and a second slide bar 323, and the telescopic end of the second telescopic cylinder 34 is connected with a second support plate 341 which can movably pass through the first slide bar 313 and the second slide bar 323;

One end of the fourth bar-shaped member 400 is fixedly connected with the first support plate 331, the other end of the fourth bar-shaped member is movably connected with the fifth bar-shaped member 500 through the cooperation of the first sliding block 315 and the first guide rail 316, one end of the fifth bar-shaped member 500 is movably sleeved on the first sliding rod 313 through the first shaft sleeve 314, and the other end of the fifth bar-shaped member 500 is fixedly connected with the second support plate 341;

one end of the sixth bar-shaped member 600 is fixedly connected with the first support plate 331, the other end of the sixth bar-shaped member 600 is movably connected with the seventh bar-shaped member 700 through the cooperation of the second slider 325 and the second guide rail 326, one end of the seventh bar-shaped member 700 is movably sleeved on the second slide bar 323 through the second sleeve 324, and the other end of the seventh bar-shaped member 700 is fixedly connected with the second support plate 341.

Specifically, the second sliding rods 323 are movably mounted on the workbench 1 and can move between a position close to the first sliding rod 313 and a position far away from the workbench 1, the same ends of two adjacent second sliding rods 323 are connected through a connecting piece 35, a pointer 36 is arranged on the outer wall of the connecting piece 35, and a second graduated scale 37 is arranged above the workbench 1 corresponding to the position above the pointer 36, so that the moving distance of the second sliding rods 323 can be identified through the cooperation of the pointer 36 and the second graduated scale 37.

Specifically, a plurality of inserting blocks 11 are distributed on the top of the workbench 1, slots (not shown) into which the inserting blocks 11 can be inserted are formed in positions, corresponding to the inserting blocks 11, of the bottom of the bracket 2, and the bracket 2 is assembled on the workbench 1 through the insertion matching of the inserting blocks 11 and the slots.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A tab shaping device is characterized in that: including workstation (1) and bracket (2) of assembly on workstation (1), at least one open silo (21) in top has been seted up to bracket (2) for hold electric core (01), the position that electric core utmost point ear one side was corresponded to silo (21) roof has been seted up dodges groove (22) towards silo (21) diapire direction extension, and when electric core was located silo (21), the utmost point ear stretched out silo (21) through dodging groove (22) and exposed outside, workstation (1) is equipped with fixture, the closing action of fixture's clamping part can be with exposing outside utmost point ear centre gripping and flattening, open the action can loosen the utmost point ear.

2. The tab shaping device of claim 1, wherein: the bracket (2) is provided with a plurality of first strip-shaped members (100) in a linear interval mode, and the first strip-shaped members (100) are provided with a plurality of feed grooves (21) at intervals along the length direction of the first strip-shaped members.

3. The tab shaping device of claim 1, wherein: the cross section of the bottom wall of the trough (21) is V-shaped.

4. The tab shaping device of claim 2, wherein: the trough (21) is directly formed in the first strip-shaped component (100), or the position of the bracket (2) corresponding to one side of the first strip-shaped component (100) is provided with a second strip-shaped component (200) which is matched with the first strip-shaped component (100), the first strip-shaped component (100) is provided with first cavities (101) with open tops at intervals along the length direction of the first strip-shaped component, one sides of the first cavities (101) close to the second strip-shaped component (200) are open, the second strip-shaped component (200) is provided with second cavities (201) with open tops at intervals along the length direction of the second strip-shaped component, one sides of the second cavities (201) close to the first strip-shaped component (100) are open, and the first cavities (101) can be matched with the second cavities (201) to form the trough (21).

5. The tab shaping device of claim 4, wherein: the bracket (2) is provided with a supporting groove (23) for supporting the end parts of the second strip-shaped component (200) at the positions corresponding to the end parts of the two ends of the second strip-shaped component (200), the second strip-shaped component (200) can be close to or far away from the first strip-shaped component (100) along the supporting groove (23), and bolts (24) are additionally arranged to be screwed into the second strip-shaped component (200) and the bracket (2) in sequence so as to lock the second strip-shaped component (200) and the bracket (2).

6. The tab shaping device of claim 5, wherein: the same ends of two adjacent second strip-shaped components (200) are fixedly connected through a third strip-shaped component (300), a first scale (25) is arranged at a position of the top wall of the bracket (2) corresponding to one side of the supporting groove (23), and a cursor (26) matched with the first scale (25) is arranged on the top wall of the second strip-shaped component (200) or the third strip-shaped component (300).

7. The tab shaping device of claim 2, wherein: the clamping mechanism comprises a driving mechanism, a first clamping part (31) and a second clamping part (32), wherein the first clamping part (31) and the second clamping part (32) are respectively located at two sides of the trough (21) and used for respectively clamping and flattening or loosening the positive electrode lug (02) and the negative electrode lug (03), and the driving end of the driving mechanism is connected with the first clamping part (31) and the second clamping part (32) to drive the first clamping part (31) and the second clamping part (32) to synchronously perform closing or opening actions.

8. The tab shaping device of claim 7, wherein: the first clamping part (31) comprises a first clamping plate (311) and a second clamping plate (312), the second clamping part (32) comprises a third clamping plate (321) and a fourth clamping plate (322), when the number of the grooves (21) is multiple, a fourth strip-shaped member (400) and a fifth strip-shaped member (500) which are vertically spaced are respectively movably arranged at positions below the corresponding positive electrode lugs of the workbench (1), the fourth strip-shaped member (400) is fixedly provided with a plurality of vertical first clamping plates (311) at intervals along the length direction of the fourth strip-shaped member (400), the fifth strip-shaped member (500) is fixedly provided with a plurality of vertical second clamping plates (312) at intervals along the length direction of the fifth strip-shaped member (500), the plurality of first clamping plates (311) and the plurality of second clamping plates (312) are staggered and opposite to each other, and the driving mechanism can drive the fourth strip-shaped member (400) and the fifth strip-shaped member (500) to respectively perform opposite linear movements so as to drive the first clamping plates (311) and the second clamping plates (312) to abut against each other or form a closing action or a separating action of the first clamping part (31); the workbench (1) is provided with a sixth strip-shaped member (600) and a seventh strip-shaped member (700) which are vertically spaced at intervals corresponding to the position below the negative electrode lug, the sixth strip-shaped member (600) is fixedly provided with a plurality of vertical third clamping plates (321) at intervals along the length direction of the workbench, the seventh strip-shaped member (700) is fixedly provided with a plurality of fourth clamping plates (322) at intervals along the length direction of the workbench, the third clamping plates (321) and the fourth clamping plates (322) are staggered and opposite, and the driving mechanism can drive the sixth strip-shaped member (600) and the seventh strip-shaped member (700) to respectively perform linear movements in opposite directions so as to drive the third clamping plates (321) and the fourth clamping plates (322) to abut against or separate to form a closing action or an opening action of the second clamping part (32).

9. The tab shaping device of claim 8, wherein: the workbench (1) is provided with a first sliding rod (313) and a second sliding rod (323) corresponding to the positions below the fifth strip-shaped member (500) and the seventh strip-shaped member (700);

The driving mechanism comprises a first telescopic cylinder (33) and a second telescopic cylinder (34) which are fixed on the mounting table, a first support plate (331) which can movably pass through a first slide rod (313) and a second slide rod (323) is connected with the telescopic end of the first telescopic cylinder (33), and a second support plate (341) which can movably pass through the first slide rod (313) and the second slide rod (323) is connected with the telescopic end of the second telescopic cylinder (34);

One end of the fourth strip-shaped component (400) is fixedly connected with the first support plate (331), the other end of the fourth strip-shaped component is movably connected with the fifth strip-shaped component (500) through the cooperation of the first sliding block (315) and the first guide rail (316), one end of the fifth strip-shaped component (500) is movably sleeved on the first sliding rod (313) through the first shaft sleeve (314), and the other end of the fifth strip-shaped component is fixedly connected with the second support plate (341);

One end of the sixth strip-shaped component (600) is fixedly connected with the first support plate (331), the other end of the sixth strip-shaped component is movably connected with the seventh strip-shaped component (700) through the cooperation of the second sliding block (325) and the second guide rail (326), one end of the seventh strip-shaped component (700) is movably sleeved on the second sliding rod (323) through the second sleeve (324), and the other end of the seventh strip-shaped component is fixedly connected with the second support plate (341).

10. The tab shaping device according to any one of claims 1 to 9, wherein: the workbench is characterized in that a plurality of inserting blocks (11) are distributed at the top of the workbench (1), slots for inserting the inserting blocks (11) are formed in the bottoms of the brackets (2) corresponding to the inserting blocks (11), and the brackets (2) are assembled on the workbench (1) through the inserting matching of the inserting blocks (11) and the slots.