CN216189767U

CN216189767U - Pole piece winding device of lithium battery pelleter

Info

Publication number: CN216189767U
Application number: CN202122909405.5U
Authority: CN
Inventors: 李天辉; 晁中立
Original assignee: Suining Tianlai New Energy Technology Co ltd
Current assignee: Suining Tianlai New Energy Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-05
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a pole piece winding device of a lithium battery pelleter, which comprises a base, wherein fixing seats are arranged on two sides of the upper end surface of the base, winding rollers are rotatably arranged in the fixing seats on two sides, compression grooves are formed in the fixing seats on two sides, compression springs are arranged in the compression grooves, pressing blocks are arranged at one ends of the compression springs on two sides, a pressing rod is arranged between the pressing blocks, mounting seats are oppositely arranged on two sides of the lower end surface of the pressing rod, two shaft seats are arranged on the lower end surfaces of the mounting seats on two sides, connecting rods are rotatably arranged on the two shaft seats, pressing wheels are arranged on the lower end surfaces of the connecting rods, damping springs are arranged between the connecting rods, and a first pressing roller and a second pressing roller are rotatably arranged between the fixing seats on two sides. The motor is started, the motor drives the winding roller to rotate in the rotating hole and the rotating groove, the positive pole piece is wound, the first compression roller and the second compression roller flatten the positive pole piece when the positive pole piece is not wound onto the winding roller, and when the positive pole piece is wound onto the winding roller, the pinch roller compresses the positive pole piece under the action of the spring force.

Description

Pole piece winding device of lithium battery pelleter

Technical Field

The utility model belongs to the technical field of lithium battery sheet making devices, and particularly relates to a pole piece winding device of a lithium battery sheet making machine.

Background

The electric core of lithium cell includes the pole piece, the pole piece includes positive plate and negative pole piece, one side of positive plate is separated by the certain distance welding and is had a utmost point ear, when having convoluteed the more positive plate of number of turns on receiving the material roller, the external diameter size phase difference of pole piece book both sides can be very big, and like this, the tension that one side that the positive plate welding received the utmost point ear can be greater than the one side that does not weld utmost point ear, but because the intensity of positive plate is less, consequently, appear the cracked problem appears in one side that the positive plate welding has utmost point ear easily when using current pole piece coiling positive plate, one side easy cracked problem when having the pole piece roll-up.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pole piece winding device of a lithium battery pelleter, which aims to solve the problem that one side of a pole piece is easy to break when the pole piece is wound in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the rolling device comprises a base, base up end both sides are provided with the fixing base, both sides the fixing base internal rotation is provided with the wind-up roll, both sides be equipped with the compression groove in the fixing base, be provided with compression spring in the compression groove, both sides compression spring one end is provided with the briquetting, be provided with the depression bar between the briquetting, terminal surface both sides are provided with the mount pad relatively under the depression bar, both sides terminal surface is provided with two axle beds under the mount pad, two rotate on the axle bed and be provided with the connecting rod, terminal surface is provided with the pinch roller under the connecting rod, be provided with damping spring between the connecting rod, both sides rotate between in the fixing base and set up first compression roller and second compression roller.

Preferably, one side the fixing base is equipped with the rotation hole, and opposite side fixing base is equipped with the rotation groove, the wind-up roll rotates the setting and is in rotate the hole and rotate the inslot, fixing base one side is provided with the mounting bracket, the mounting bracket up end is provided with the motor, wind-up roll one end sets up on the motor output shaft.

Preferably, the two sides of the outer wall of the first compression roller are provided with annular convex blocks, the two sides of the outer wall of the second compression roller are provided with annular concave blocks, the upper end face of the base is provided with a slide rail, a slide block is slidably arranged in the slide rail, and the upper end face of the slide block is provided with a piece penetrating block.

Preferably, one end of the base is provided with a control switch.

1. According to the utility model, one end of the positive plate penetrates out of the plate penetrating block and is arranged between the first compression roller and the second compression roller, the positive plate is wound at one end of the winding roller, then the motor is started through the control switch, the winding roller is driven by the motor to rotate in the rotating hole and the rotating groove, and the positive plate is wound.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of a portion a of FIG. 2;

fig. 4 is an enlarged schematic view of fig. 2 at b.

In the figure: the device comprises a base 1, a fixing seat 2, a winding roller 3, a compression groove 4, a compression spring 5, a pressing block 6, a pressing rod 7, a mounting seat 8, a shaft seat 9, a connecting rod 10, a pressing wheel 11, a damping spring 12, a first pressing roller 13, a second pressing roller 14, a rotating hole 15, a rotating groove 16, a mounting rack 17, a motor 18, an annular convex block 19, an annular concave block 20, a sliding rail 21, a sliding block 22, a piece penetrating block 23 and a control switch 24.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in the figures 1 and 2, respectively, as shown in fig. 3 and 4, an embodiment of the utility model provides a pole piece winding device of a lithium battery pelleter, which comprises a base 1, wherein fixing seats 2 are welded on two sides of the upper end surface of the base 1, winding rollers 3 are rotatably connected in the fixing seats 2 on the two sides, compression grooves 4 are arranged in the fixing seats 2 on the two sides, compression springs 5 are welded in the compression grooves 4, the compression springs 5 are in a stretching state in an initial state, pressing blocks 6 are welded at the lower ends of the compression springs 5 on the two sides, pressing rods 7 are welded between the pressing blocks 6, mounting seats 8 are oppositely welded on two sides of the lower end surface of each pressing rod 7, two shaft seats 9 are welded on the lower end surfaces of the mounting seats 8 on the two sides, connecting rods 10 are rotatably connected on the two shaft seats 9, pinch rollers 11 are welded on the lower end surfaces of the connecting rods 10, damping springs 12 are welded between the connecting rods 10, the damping springs 12 are in a stretching state in an initial state, and a first compression roller 13 and a second compression roller 14 are rotatably connected between the fixing seats 2 on the two sides.

As shown in the figures 1 and 2, respectively, as shown in fig. 3 and 4, the right side fixing seat 2 is provided with a rotation hole 15, the left side fixing seat 2 is provided with a rotation groove 16, the wind-up roll 3 is rotatably connected in the rotation hole 15 and the rotation groove 16, the right side of the fixing seat 2 is welded with a mounting frame 17, the upper end face of the mounting frame 17 is welded with a motor 18, the model of the motor 18 is CH22-400-20S, the input end of the motor 18 is connected with the control end of a control switch 24 through an electric wire, one end of the wind-up roll 3 is welded on the output shaft of the motor 18, the two sides of the outer wall of the first compression roller 13 are welded with annular convex blocks 19, the two sides of the outer wall of the second compression roller 14 are welded with annular concave blocks 20, the annular convex blocks 19 are meshed with the annular concave blocks 20, the upper end face of the base 1 is welded with a sliding rail 21, the sliding block 22 is slidably connected with the upper end face of the sliding block 22, the front end face of the base 1 is welded with the control switch 24, and the model of the control switch 24 is ASLONG.

The working principle of the embodiment is as follows: when the lithium battery sheet rolling device is used, one end of a positive plate penetrates through the sheet penetrating block 23 and is arranged between the first pressing roller 13 and the second pressing roller 14, the positive plate is wound at one end of the rolling roller 3, then the motor 18 is started through the control switch 24, the motor 18 drives the rolling roller 3 to rotate in the rotating hole 15 and the rotating groove 16, the positive plate is rolled, the first pressing roller 13 and the second pressing roller 14 flatten the positive plate when the positive plate is not rolled onto the rolling roller 3, so that the positive plate is rolled more smoothly, the difference between the outer diameters of two sides of the positive plate is further reduced, in the rolling process, the pressing roller 11 is arranged, when the positive plate is rolled onto the rolling roller 3, the compression spring 5 and the damping spring 12 deform, the positive plate is pressed under the action of the spring force, and the problem of fracture caused by overlarge stress on one side is prevented, so solved the easy cracked problem of one side when the pole piece is furled.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a pole piece coiling mechanism of lithium battery pelleter which characterized in that: comprises a base (1), wherein fixing seats (2) are arranged on two sides of the upper end surface of the base (1), winding rollers (3) are rotatably arranged on the fixing seats (2) on two sides, compression grooves (4) are arranged in the fixing seats (2) on two sides, a compression spring (5) is arranged in the compression groove (4), one end of the compression spring (5) at two sides is provided with a pressing block (6), a pressure lever (7) is arranged between the pressure blocks (6), two sides of the lower end surface of the pressure lever (7) are oppositely provided with mounting seats (8), two shaft seats (9) are arranged on the lower end surface of the mounting seats (8) on two sides, connecting rods (10) are rotatably arranged on the two shaft seats (9), the pressing wheel (11) is arranged on the lower end face of each connecting rod (10), a damping spring (12) is arranged between the connecting rods (10), and a first pressing roller (13) and a second pressing roller (14) are rotatably arranged between the two sides in the fixing seat (2).

2. The pole piece winding device of the lithium battery pelleter as claimed in claim 1, which is characterized in that: one side fixing base (2) are equipped with rotation hole (15), and opposite side fixing base (2) are equipped with rotation groove (16), wind-up roll (3) rotate the setting and are in rotate hole (15) and rotation groove (16), fixing base (2) one side is provided with mounting bracket (17), mounting bracket (17) up end is provided with motor (18), wind-up roll (3) one end sets up on motor (18) output shaft.

3. The pole piece winding device of the lithium battery pelleter as claimed in claim 1, which is characterized in that: the improved roller press is characterized in that annular convex blocks (19) are arranged on two sides of the outer wall of the first pressing roller (13), annular concave blocks (20) are arranged on two sides of the outer wall of the second pressing roller (14), a sliding rail (21) is arranged on the upper end face of the base (1), a sliding block (22) is arranged in the sliding rail (21) in a sliding mode, and a piece penetrating block (23) is arranged on the upper end face of the sliding block (22).

4. The pole piece winding device of the lithium battery pelleter as claimed in claim 1, which is characterized in that: one end of the base (1) is provided with a control switch (24).