CN219274695U

CN219274695U - Lug cutting mechanism

Info

Publication number: CN219274695U
Application number: CN202320158843.9U
Authority: CN
Inventors: 贾思秦; 刘子文; 成斌; 孔令明
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-06-30
Anticipated expiration: 2033-01-16

Abstract

The utility model discloses a pole ear cutting mechanism which comprises a base, a cutter, a fixing component and a locking piece, wherein a placing surface for placing a winding core is arranged on the base, the cutter is movably connected with the fixing component along the direction perpendicular to the placing surface, a chute is arranged on the base, the chute extends along the x direction, scale marks extending along the x direction are arranged on the base, the scale marks are adjacent to the chute, the fixing component is arranged on the chute in a sliding manner, and the locking piece can lock the fixing component at the preset scale position of the chute. According to the tab cutting mechanism, the position of the fixing assembly can be adjusted in a sliding mode along the x direction by referring to the scale marks, so that the cutter can accurately control the length of the cutting tab, the winding core can be conveniently disassembled and the pole piece can be conveniently unfolded, and the winding core short circuit caused by overlarge length of the cutting tab can be avoided.

Description

Lug cutting mechanism

Technical Field

The utility model relates to the field of battery disassembly equipment, in particular to a tab cutting mechanism.

Background

In the battery industry, it is often necessary to disassemble and analyze batteries, and in some specific cases, a large number of batteries are disassembled in order to obtain the regularity of the inside of the winding core.

Disassembly of the winding core is an important link for disassembly of the battery, the winding core is usually made by winding a positive plate, a diaphragm and a negative plate, and the tab is required to be cut in the process of disassembly of the winding core so as to unwind the pole piece. However, the existing tab cutting device is difficult to accurately control the length of the cutting tab, and when the cutting length is too long, the cutting tab can cut a diaphragm or a material area of the winding core to cause short circuit, so that potential safety hazards are caused; when the cutting length is too short, the pole piece is difficult to unfold.

Disclosure of Invention

The aim of the embodiment of the utility model is that: the utility model provides a utmost point ear cutting mechanism, its simple structure can control the cutting length of utmost point ear fast and accurately.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a utmost point ear cutting mechanism for disassemble core of rolling up of battery, utmost point ear cutting mechanism includes base, cutter, fixed subassembly and retaining member, be provided with on the base and place the face of placing of core (jelyRoll), the cutter with fixed subassembly is along perpendicular to place the direction swing joint of face, be provided with the spout on the base, the spout extends along the x direction, be provided with on the base along the scale mark that the x direction extends, the scale mark be adjacent to the spout, fixed subassembly slip set up in the spout, the retaining member can with fixed subassembly lock is in the preset scale position of spout.

As a preferred scheme of utmost point ear cutting mechanism, the base is including being first board and the second board of contained angle, place the face setting and be in on the first board, the retaining member includes screw rod and two stop nut, the screw rod sets up perpendicularly on the second board, the screw rod is followed x direction extends, stop nut revolves to twist on the screw rod, the one end of screw rod wears to locate fixed subassembly and is connected to the second board, just fixed subassembly is located two between the stop nut, two stop nut can support respectively tightly fixed subassembly opposite sides face.

As a preferable scheme of the tab cutting mechanism, a limit part is arranged at one end of the screw far away from the second plate.

As a preferred scheme of the tab cutting mechanism, the tab cutting mechanism further comprises a sliding block, the sliding block is arranged in the sliding groove in a sliding way, the sliding groove is a T-shaped groove, and one end, close to the sliding groove, of the fixing component is connected with the sliding block.

As a preferable scheme of the tab cutting mechanism, two sliding grooves are formed in the base at intervals along the y direction, the y direction is perpendicular to the x direction, each sliding groove is provided with one fixing component, and two opposite ends of the cutter along the y direction are respectively connected with two fixing components.

As a preferable scheme of the tab cutting mechanism, the fixing assembly comprises a guide post, the guide post is perpendicular to the placing surface, and the cutter is slidably arranged on the guide post.

As a preferred scheme of tab cutting mechanism, the cutter includes the blade holder and sets up the sword body on the blade holder, the blade holder slides and sets up on the guide post, the sword body orientation place the face, the relative both ends of guide post are provided with first stopper and second stopper respectively, the blade holder is located between first stopper and the second stopper.

As a preferred scheme of tab cutting mechanism, first stopper is adjacent to the base, the second stopper is kept away from the base, the periphery cover of guide post is equipped with first elastic component, first elastic component butt is in first stopper with between the blade holder, first elastic component drives the blade holder has the trend of keeping away from the base removal all the time.

As a preferred scheme of the tab cutting mechanism, the periphery of the guide post is also sleeved with a second elastic piece, the second elastic piece is abutted between the second limiting block and the tool apron, and the second elastic piece drives the tool apron to always have a trend of moving close to the base.

As a preferable scheme of the tab cutting mechanism, a discharging through hole is formed in the base in a penetrating mode, and the discharging through hole is opposite to the cutter.

The beneficial effects of the utility model are as follows: when cutting the pole ear of waiting to disassemble the core, place the core on the face of placing of base earlier, then consult the scale mark and follow x direction slip regulation fixed subassembly, slide fixed subassembly to predetermineeing the scale position to drive the cutter and accurately remove the position top of predetermineeing cutting pole ear length, then lock fixed subassembly on the base through the retaining member, so as to prevent that fixed subassembly and cutter from removing because of the maloperation, after the fixed subassembly locking, make the cutter move towards the face of placing perpendicularly, thereby realize cutting pole ear. The cutter can control the length of cutting the utmost point ear fast accurately for the length of cutting the utmost point ear is convenient for expand the pole piece, can also avoid cutting the utmost point ear overlength and arouse the core short circuit simultaneously.

Drawings

The utility model is described in further detail below with reference to the drawings and examples.

FIG. 1 is a perspective view of a tab cutting mechanism according to an embodiment of the present utility model;

FIG. 2 is a partial cross-sectional view of a tab cutting mechanism according to an embodiment of the utility model;

fig. 3 is a front view of a tab cutting mechanism according to an embodiment of the present utility model.

In the figure:

1. a base; 11. placing a surface; 12. a chute; 13. a first plate; 14. a second plate; 15. a discharge through hole; 2. a cutter; 21. a tool apron; 22. a knife body; 3. a fixing assembly; 31. a guide post; 32. a first limiting block; 33. a second limiting block; 34. a first elastic member; 35. a second elastic member; 36. a slide block; 4. scale marks; 5. a locking member; 51. a screw; 52. a limit nut; 53. and a limiting part.

Detailed Description

In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments 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 fall within the scope of the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The tab cutting mechanism provided by the utility model is used for disassembling the winding core of the battery. The lug cutting mechanism can be used for disassembling square batteries or cylindrical batteries. Specifically, in the process of disassembling the battery, the tab cutting mechanism is used for cutting the tab of the winding type winding core or the lamination type winding core in the battery so as to unwind the pole piece.

As shown in fig. 1, the tab cutting mechanism includes a base 1, a cutter 2, a fixing component 3 and a locking member 5, a placement surface 11 for placing a winding core is provided on the base 1, the cutter 2 and the fixing component 3 are movably connected along a direction perpendicular to the placement surface 11, in this embodiment, the cutter 2 can move along a direction perpendicular to the placement surface 11 (i.e. z direction) relative to the fixing component 3, a chute 12 is provided on the base 1, a length of the chute 12 extends along an x direction, a scale line 4 extending along the x direction is provided on the base 1, the scale line 4 is adjacent to the chute 12, so that the chute 12 has a scale position, the fixing component 3 is slidably provided on the chute 12, the locking member 5 can lock the fixing component 3 at a preset scale position of the chute 12, and when the fixing component 3 is located at the preset scale position, the cutter 2 can move to a position above a preset cutting tab length.

When cutting the pole ear of the core to be disassembled, firstly, the core is placed on the placing surface 11 of the base 1, then the fixed component 3 is adjusted by sliding along the x direction with reference to the scale mark 4, the fixed component 3 is slid to a preset scale position, thereby driving the cutter 2 to accurately move to the position above the preset cutting pole ear length, then the fixed component 3 is locked on the base 1 through the locking piece 5, so that the fixed component 3 and the cutter 2 are prevented from moving due to misoperation, and after the fixed component 3 is locked, the cutter 2 is enabled to vertically move towards the placing surface 11, thereby realizing the cutting of the pole ear. The cutter 2 can control the length of cutting the utmost point ear fast and accurately for the length of cutting the utmost point ear is convenient for expand the pole piece, can also avoid cutting the utmost point ear overlength and arousing the core short circuit simultaneously.

Specifically, as shown in fig. 1 to 3, the fixing assembly 3 includes a guide post 31, the guide post 31 being perpendicular to the placement surface 11, and the cutter 2 being slidably disposed on the guide post 31. The guide posts 31 can guide the movement of the cutter 2 to ensure that the cutter 2 always moves perpendicular to the placement surface 11 of the base 1.

Further, as shown in fig. 1 and 3, the cutter 2 includes a cutter holder 21 and a cutter body 22 disposed on the cutter holder 21, the cutter holder 21 is slidably disposed on the guide post 31, the cutter body 22 faces the placement surface 11, a first stopper 32 and a second stopper 33 are disposed at opposite ends of the guide post 31, respectively, and the cutter holder 21 is disposed between the first stopper 32 and the second stopper 33. The first stopper 32 and the second stopper 33 can limit the movement of the cutter 2 to prevent the escape from the guide post 31.

Further, as shown in fig. 1 and 3, the first limiting block 32 is adjacent to the base 1, the second limiting block 33 is far away from the base 1, the outer periphery of the guiding post 31 is sleeved with a first elastic member 34, the first elastic member 34 is abutted between the first limiting block 32 and the tool holder 21, and the first elastic member 34 drives the tool holder 21 to move away from the base 1 all the time so as to fix the tool holder 21 on the guiding post 31. When the tab needs to be cut, an external force is applied to overcome the elasticity of the first elastic piece 34, and the cutter 2 can move towards the placement surface 11, so that the tab is cut; when the external force disappears, the cutter 2 can be automatically separated from the placement surface 11 and reset under the elastic action of the first elastic piece 34 so as to cut the tab next time.

Preferably, as shown in fig. 1 and 3, the outer periphery of the guide post 31 is further sleeved with a second elastic member 35, the second elastic member 35 abuts between the second limiting block 33 and the tool holder 21, the second elastic member 35 drives the tool holder 21 to move close to the base 1 all the time, and the first elastic member 34 and the second elastic member 35 fix the tool holder 21 on the guide post 31, so that the cutter 2 is kept above the placing surface 11, and the fixing effect of the fixing assembly 3 on the cutter 2 is improved.

For example, referring to fig. 1 to 3, the tab cutting mechanism further includes a slider 36, one end of the guide post 31 of the fixing assembly 3, which is close to the sliding slot 12, is connected to the slider 36, and the slider 36 is slidably disposed in the sliding slot 12.

Specifically, the first limiting block 32 abuts against the placement surface 11 of the base 1, so as to increase the contact area between the fixing component 3 and the base 1, thereby improving the stability of the fixing component 3.

Wherein, slider 36 is connected with the first stopper 32 on the guide post 31 through the connecting rod, and the top cell wall of spout 12 is provided with the opening of dodging of bar, dodges open-ended length and extends along the x direction, dodges the opening and runs through the face of placing 11, and the one end of connecting rod is connected with slider 36, and the other end passes and dodges the opening and be connected with first stopper 32 to realize that guide post 31 slides and set up on spout 12.

In this embodiment, two sliding grooves 12 are disposed on the base 1 at intervals along the y direction, each sliding groove 12 is provided with one fixing component 3, and opposite ends of the cutter seat 21 of the cutter 2 along the y direction are respectively connected with the two fixing components 3. The two fixing assemblies 3 can be symmetrically arranged on two opposite sides of the cutter 2 to avoid the cutter 2 from tilting, so that the cutter 2 can be perpendicular to the placement surface 11 of the base 1.

Wherein the base 1 is provided with one graduation mark 4 on at least one side of each chute 12 in the y-direction, and the length of the graduation mark 4 extends in the x-direction, such that at least one side of each chute 12 has the graduation mark 4.

Specifically, as shown in fig. 1 to 3, the base 1 includes a first plate 13 and a second plate 14 that form an included angle, in this embodiment, the first plate 13 and the second plate 14 are perpendicular, the placement surface 11 is disposed on the first plate 13, the locking member 5 includes a screw rod 51 and two limit nuts 52, one end of the screw rod 51 is disposed through the first limit block 32 of the fixing component 3 and is connected to the second plate 14, so that the first limit block 32 is slidably disposed on the screw rod 51, in this embodiment, the screw rod 51 is perpendicularly connected to a side of the second plate 14 facing the fixing component 3, the length of the screw rod 51 extends along the x direction, the limit nuts 52 are screwed on the screw rod 51, the first limit block 32 is disposed between the two limit nuts 52, and the two limit nuts 52 can respectively abut against opposite sides of the fixing component 3.

When the length of the tab cut by the cutter 2 needs to be adjusted, the two limit nuts 52 are screwed so that the two limit nuts 52 move away from the first limit block 32, and the first limit block 32 can move at the part of the screw rod 51 between the two limit nuts 52 so that the fixing assembly 3 can slide on the sliding groove 12; after the fixing assembly 3 slides in place, the two limiting nuts 52 are screwed, so that the two limiting nuts 52 relatively move and abut against opposite side surfaces of the first limiting block 32 to limit the movement of the first limiting block 32, and the fixing assembly 3 is fixed on the base 1.

Illustratively, the end of the screw 51 remote from the second plate 14 is provided with a stop 53. The limiting portion 53 can limit the limiting nut 52 to prevent the limiting nut 52 from being separated from the screw 51.

Specifically, as shown in fig. 1, the first plate 13 of the base 1 is provided with a discharge through hole 15 therethrough, and the discharge through hole 15 is directly opposite to the cutter body 22 of the cutter 2. The piece that cutting utmost point ear produced and the part that the cutting back utmost point ear dropped can follow row material through-hole 15 and discharge to conveniently retrieve, in cutting process, cutter 2 can insert to row material through-hole 15 moreover, in order to make things convenient for cutter 2 to cut the utmost point ear, helps improving cutter 2's cutting effect.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the operation, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims

1. The utility model provides a utmost point ear cutting mechanism for disassemble core of rolling up of battery, a serial communication port, including base, cutter, fixed subassembly and retaining member, be provided with on the base and place the face of placing of core, the cutter with fixed subassembly is followed the perpendicular to place the direction swing joint of face, be provided with the spout on the base, the spout extends along the x direction, be provided with on the base and follow the scale mark that the x direction extends, the scale mark is adjacent to the spout, fixed subassembly slip set up in the spout, the retaining member can with fixed subassembly locking is in the preset scale position of spout.

2. The tab cutting mechanism of claim 1, wherein the base comprises a first plate and a second plate having an included angle, the placement surface is disposed on the first plate, the locking member comprises a screw and two limit nuts, the screw extends along the x direction, the limit nuts are screwed on the screw, one end of the screw is threaded through the fixing assembly and connected to the second plate, the fixing assembly is disposed between the two limit nuts, and the two limit nuts can respectively abut against two opposite sides of the fixing assembly.

3. The tab cutting mechanism of claim 2, wherein an end of the screw remote from the second plate is provided with a limit portion.

4. The tab cutting mechanism of claim 1, further comprising a slider slidably disposed within the chute, the chute being a T-shaped slot, and the fixed assembly being connected to the slider proximate one end of the chute.

5. The tab cutting mechanism of any one of claims 1 to 4, wherein the base is provided with two sliding grooves at intervals along a y direction, the y direction is perpendicular to the x direction, each sliding groove is provided with one fixing assembly, and opposite ends of the cutter along the y direction are respectively connected with two fixing assemblies.

6. The tab cutting mechanism of any one of claims 1 to 4 wherein the securing assembly comprises a guide post perpendicular to the mounting surface, the cutter being slidably disposed on the guide post.

7. The tab cutting mechanism of claim 6, wherein the cutter comprises a cutter seat and a cutter body arranged on the cutter seat, the cutter body faces the placement surface, the cutter seat is slidably arranged on the guide post, a first limiting block and a second limiting block are respectively arranged at two opposite ends of the guide post, and the cutter seat is arranged between the first limiting block and the second limiting block.

8. The tab cutting mechanism of claim 7, wherein the first stop block is adjacent to the base, the second stop block is away from the base, a first elastic member is sleeved on the periphery of the guide post, the first elastic member is abutted between the first stop block and the tool holder, and the first elastic member drives the tool holder to always have a trend of moving away from the base.

9. The tab cutting mechanism of claim 7, wherein a second elastic member is further sleeved on the outer periphery of the guide post, the second elastic member is abutted between the second limiting block and the tool holder, and the second elastic member drives the tool holder to always have a trend of moving close to the base.

10. The tab cutting mechanism of any one of claims 1 to 4, wherein a discharge through hole is formed through the base, and the discharge through hole is opposite to the cutter.