CN214280142U

CN214280142U - Lithium battery diaphragm cutting device

Info

Publication number: CN214280142U
Application number: CN202023035088.0U
Authority: CN
Inventors: 田春林; 陈乔; 刘振冬
Original assignee: Hubei Jansun New Material Co ltd
Current assignee: Hubei Jansun New Material Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-09-24
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a lithium battery diaphragm cutting device, including support frame, lithium battery diaphragm, rotary drum, the support frame front surface top outside is provided with measuring mechanism, measuring mechanism includes the sighting rod, the sighting rod is in the support frame front surface top outside, the sighting rod both ends all are provided with the fixed block, the sighting rod both ends all are in the fixed block inner wall outside and seted up first spacing groove, and fixed block one side is provided with the bolt, bolt one end is in the fixed block inner wall outside and seted up the second spacing groove, the side surface is seted up with the internal thread in the second spacing groove; through having designed measuring mechanism, only need place the sighting rod in the assigned position, then rotate the operation that the fixed sighting rod can be accomplished to the bolt, traditional lithium cell diaphragm cutting device does not have measuring structure, can not carry out the size measurement to the product after the cutting, through having designed this mechanism for personnel can become the size that needs, simple structure with the cutting of lithium cell diaphragm.

Description

Lithium battery diaphragm cutting device

Technical Field

The utility model relates to a lithium cell production technical field especially relates to a lithium cell diaphragm cutting device.

Background

In the structure of the lithium battery, the diaphragm is one of the key inner layer components, the performance of the diaphragm determines the interface structure, the internal resistance and the like of the battery, the characteristics of the battery, such as capacity, circulation, safety performance and the like, are directly influenced, the diaphragm with excellent performance has an important effect on improving the comprehensive performance of the battery, and a cutting device can be used in the production of the lithium battery diaphragm, but the current cutting device still has some problems.

In the use process of the existing cutting device, the device has no measuring structure, and the size of a cut product cannot be measured, so that the lithium battery diaphragm cutting device is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art not enough, the utility model provides a lithium battery diaphragm cutting device through having designed measuring mechanism, only needs place the sighting rod in the assigned position, then rotates the operation that the fixed sighting rod can be accomplished to the bolt, and traditional lithium battery diaphragm cutting device does not have measuring structure, can not carry out the size measurement to the product after the cutting, through having designed this mechanism for the personnel can become the size that needs, simple structure with lithium battery diaphragm cutting.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a lithium battery diaphragm cutting device, includes support frame, lithium battery diaphragm, rotary drum, the support frame front surface top outside is provided with measuring mechanism, measuring mechanism includes the sighting rod, the sighting rod is in the support frame front surface top outside, the sighting rod both ends all are provided with the fixed block, the sighting rod both ends all are in the fixed block inner wall outside and have seted up first spacing groove, just fixed block one side is provided with the bolt, bolt one end is in the fixed block inner wall outside and has seted up the second spacing groove, the internal thread has been seted up to the side surface in the second spacing groove, just bolt one end is provided with the bearing, bearing one side is provided with the extrusion piece, the third spacing groove has been seted up in the fixed block inner wall outside to the extrusion piece.

As a preferred technical scheme of the utility model, still include clearance mechanism, clearance mechanism includes the bull stick, the bull stick is in lithium cell diaphragm front surface, the bull stick both ends all are provided with the connecting block, just bull stick middle part surface cover is equipped with the sleeve, the sleeve surface is provided with the clearance fluff.

As a preferred technical scheme of the utility model, the sighting rod front surface is provided with the scale mark, the scale mark is the horizontal direction and distributes.

As a preferred technical scheme of the utility model, fixed block opposite side fixed connection support frame, just the side-looking cross-section of fixed block is "U" font.

As an optimal technical scheme of the utility model, extrusion piece side surface is provided with the rubber pad, rubber pad fixed connection extrusion piece.

As a preferred technical scheme of the utility model, the width of sighting rod is eight times at zero point of first spacing groove width, just the shape of sighting rod is rectangular form.

As a preferred technical scheme of the utility model, the connecting block is connected for rotating with the bull stick, just connecting block fixed connection support frame front surface.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. through having designed measuring mechanism, only need place the sighting rod in the assigned position, then rotate the operation that the fixed sighting rod can be accomplished to the bolt, traditional lithium cell diaphragm cutting device does not have measuring structure, can not carry out the size measurement to the product after the cutting, through having designed this mechanism for personnel can become the size that needs, simple structure with the cutting of lithium cell diaphragm.

2. Traditional device has a small amount of dusts and adheres to on lithium battery diaphragm surface when the operation, the problem of inconvenient clearance through having designed clearance mechanism for lithium battery diaphragm surface can keep clean.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the fixing block of the present invention;

wherein: 1. a support frame; 2. a marker post; 3. a fixed block; 4. a bolt; 5. a first limit groove; 6. a second limit groove; 7. a bearing; 8. a third limiting groove; 9. extruding the block; 10. connecting blocks; 11. a rotating rod; 12. a sleeve; 13. a lithium battery separator; 14. a rotating drum.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1, 2 and 3, a lithium battery diaphragm cutting device comprises a support frame 1, a lithium battery diaphragm 13 and a rotary drum 14, wherein a measuring mechanism is arranged on the outer side of the top end of the front surface of the support frame 1, the measuring mechanism comprises a marker post 2, the marker post 2 is arranged on the outer side of the top end of the front surface of the support frame 1, fixed blocks 3 are arranged at two ends of the marker post 2, first limiting grooves 5 are formed in the outer sides of the inner walls of the fixed blocks 3 at two ends of the marker post 2, bolts 4 are arranged on one side of the fixed blocks 3, one ends of the bolts 4 are arranged on the outer sides of the inner walls of the fixed blocks 3, second limiting grooves 6 are formed in the inner side surfaces of the second limiting grooves 6, bearings 7 are arranged at one ends of the bolts 4, extrusion blocks 9 are arranged on one side of the bearings 7, and third limiting grooves 8 are formed in the outer sides of the inner walls of the fixed blocks 3 at the extrusion blocks 9;

when the marker post 2 needs to be fixed, firstly, the marker post 2 is placed at a designated position, two ends of the marker post 2 are located on the inner side of a first limiting groove 5, then a bolt 4 is rotated towards one side, the bolt 4 is slowly fixed under the interaction of surface threads and internal threads on the inner side surface of a second limiting groove 6, the bolt 4 pushes an extrusion block 9 to move under the action of a bearing 7, and after the extrusion block 9 reaches the designated position, one side surface of the extrusion block 9 is tightly attached to the marker post 2, so that the operation of fixing the marker post 2 is completed; through having designed measuring mechanism, only need place sighting rod 2 in the assigned position, then rotate bolt 4 and can accomplish the operation of fixed sighting rod 2, traditional lithium cell diaphragm cutting device does not have measuring structure, can not carry out the size measurement to the product after the cutting, through having designed this mechanism for personnel can become the size that needs, simple structure with lithium cell diaphragm 13 cutting.

In other embodiments, the present embodiment discloses a rotating rod 11, and as shown in fig. 1, the present embodiment further includes a cleaning mechanism, the cleaning mechanism includes a rotating rod 11, the rotating rod 11 is located on the front surface of a lithium battery diaphragm 13, two ends of the rotating rod 11 are both provided with a connecting block 10, a sleeve 12 is sleeved on the middle surface of the rotating rod 11, and the surface of the sleeve 12 is provided with cleaning fluff;

when the device is in operation, the lithium battery diaphragm 13 can be driven to move, the sleeve 12 can be driven to rotate simultaneously in the moving process of the lithium battery diaphragm 13, and dust attached to the surface of the lithium battery diaphragm 13 is cleaned up through cleaning fluff on the surface when the sleeve 12 rotates; traditional device has a small amount of dusts and adheres to on 13 surfaces of lithium cell diaphragm when the operation, the problem of inconvenient clearance through having designed clearance mechanism for 13 surfaces of lithium cell diaphragm can keep clean.

In other embodiments, the embodiment discloses the marker post 2, and as shown in fig. 1, the front surface of the marker post 2 is provided with scale marks which are distributed in the horizontal direction;

be provided with the scale mark through having designed 2 front surfaces of sighting rod for personnel can carry out size measurement to the product when using cutting device cutting.

In other embodiments, the present embodiment discloses a fixing block 3, as shown in fig. 2 and 3, the other side of the fixing block 3 is fixedly connected to the supporting frame 1, and the side-view cross-section of the fixing block 3 is U-shaped;

through having designed the connected mode of fixed block 3 with support frame 1 for behind sighting rod 2 placed the assigned position, sighting rod 2 can effectually be fixed, can not drop.

In other embodiments, the present embodiment discloses the extrusion block 9, as shown in fig. 3, a rubber pad is disposed on a surface of one side of the extrusion block 9, and the rubber pad is fixedly connected to the extrusion block 9;

through having designed extrusion piece 9 side surface and being provided with the rubber pad for extrusion piece 9 is when pressing from both sides tight sighting rod 2, and the surface of sighting rod 2 can not receive wearing and tearing.

In other embodiments, the marker post 2 is disclosed in the present embodiment, as shown in fig. 3, the width of the marker post 2 is eight times of the zero point of the width of the first limiting groove 5, and the marker post 2 is shaped like a long strip;

the width of the marker post 2 is eight times of the zero point of the width of the first limit groove 5, so that the marker post 2 cannot be blocked in the process of moving inside the first limit groove 5.

In other embodiments, the present embodiment discloses a connecting block 10, as shown in fig. 1, the connecting block 10 is rotatably connected to a rotating rod 11, and the connecting block 10 is fixedly connected to the front surface of the supporting frame 1;

through having designed connecting block 10 and bull stick 11 and be connected for rotate for sleeve 12 can be effectual clears up lithium cell diaphragm 13 through the clearance fluff on surface.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lithium battery diaphragm cutting device, includes support frame (1), lithium battery diaphragm (13), rotary drum (14), its characterized in that: the outer side of the top end of the front surface of the support frame (1) is provided with a measuring mechanism which comprises a marker post (2), the marker post (2) is positioned outside the top end of the front surface of the support frame (1), the two ends of the marker post (2) are both provided with fixed blocks (3), the two ends of the marker post (2) are both positioned at the outer side of the inner wall of the fixing block (3) and are provided with first limit grooves (5), a bolt (4) is arranged on one side of the fixed block (3), a second limiting groove (6) is formed in one end of the bolt (4) and positioned on the outer side of the inner wall of the fixed block (3), an internal thread is formed in the surface of the inner side of the second limiting groove (6), and one end of the bolt (4) is provided with a bearing (7), one side of the bearing (7) is provided with an extrusion block (9), and the extrusion block (9) is positioned on the outer side of the inner wall of the fixed block (3) and is provided with a third limiting groove (8).

2. The lithium battery separator cutting device according to claim 1, wherein: still include clearance mechanism, clearance mechanism includes bull stick (11), bull stick (11) are in lithium battery diaphragm (13) front surface, bull stick (11) both ends all are provided with connecting block (10), just bull stick (11) middle part surface cover is equipped with sleeve (12), sleeve (12) surface is provided with the clearance fluff.

3. The lithium battery separator cutting device according to claim 1, wherein: the front surface of the marker post (2) is provided with scale marks which are distributed in the horizontal direction.

4. The lithium battery separator cutting device according to claim 1, wherein: the other side of the fixed block (3) is fixedly connected with the support frame (1), and the side-looking section of the fixed block (3) is U-shaped.

5. The lithium battery separator cutting device according to claim 1, wherein: and a rubber pad is arranged on the surface of one side of the extrusion block (9), and the rubber pad is fixedly connected with the extrusion block (9).

6. The lithium battery separator cutting device according to claim 1, wherein: the width of the marker post (2) is eight times of the zero point of the width of the first limiting groove (5), and the marker post (2) is in a long strip shape.

7. The lithium battery separator cutting device according to claim 2, wherein: the connecting block (10) is rotatably connected with the rotating rod (11), and the connecting block (10) is fixedly connected with the front surface of the support frame (1).