CN219525696U - Pole piece winding equipment for manufacturing lithium battery - Google Patents

Abstract

The utility model provides pole piece winding equipment for manufacturing a lithium battery, which comprises a fixing frame and an auxiliary device, wherein the surface of the fixing frame is fixedly connected with a protective box and a rotating motor through a fixing bolt, the output end of the rotating motor is fixedly connected with a rotating shaft, the auxiliary device comprises a protective rod, the inner wall of the protective rod is fixedly connected with a protective spring, one end of the protective spring, which is far away from the protective rod, is fixedly connected with a connecting rod, and the surface of the connecting rod is fixedly connected with a positioning rod. According to the utility model, by arranging the auxiliary device, when the rotating shaft needs auxiliary protection, the pull block is pulled to the direction of the protection rod to drive the connecting rod and the positioning rod to slide in the same direction, the protection spring stretches to generate elasticity, so that the rotating shaft is positioned in a gap between the fixed rod and the abutting block, the pull block is loosened, the protection spring contracts to drive the positioning rod and the connecting rod to reset, the abutting block abuts against the fixed rod, protection is completed, and the phenomenon that the rotating shaft is free from position separation in the operation process is ensured.

Description

Pole piece winding equipment for manufacturing lithium battery

Technical Field

The utility model relates to the technical field of lithium battery manufacturing, in particular to pole piece winding equipment for lithium battery manufacturing.

Background

The lithium battery generally uses manganese dioxide as a positive electrode material, metal lithium as a negative electrode material, and uses a nonaqueous electrolyte solution, and has the characteristics of high energy density, low weight, long service life and the like compared with other batteries, and is widely applied to daily life.

The existing pole piece winding generally drives the winding roller to wind the battery pole piece through the rotating shaft, and the rotating shaft always rotates rapidly in the operation process, so that the winding is easily influenced due to the fact that the rotating shaft is separated from the position, and the working efficiency is reduced.

Disclosure of Invention

The utility model aims to provide pole piece winding equipment for manufacturing a lithium battery.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a pole piece rolling equipment for lithium cell is made, includes mount and auxiliary device, the surface of mount passes through fixing bolt fixedly connected with protective housing and rotation motor, auxiliary device sets up in the inside of protective housing, the output fixedly connected with axis of rotation motor, and the axis of rotation runs through in the protective housing setting, auxiliary device includes the guard bar, the inner wall fixedly connected with guard bar and protective housing, the inner wall fixedly connected with protection spring of guard bar, the one end fixedly connected with connecting rod of guard bar is kept away from to the protection spring, the fixed surface of connecting rod is connected with the locating lever, the locating lever inserts and establishes in protection spring and rather than sliding connection.

Preferably, the locating rod is in sliding connection with the inner wall of the protective rod, the surface fixedly connected with of connecting rod draws the piece, draw the piece and the inner wall sliding connection of protective rod, the one end fixedly connected with of connecting rod supports the piece, support the piece and offset with the surface of axis of rotation, the inner wall fixedly connected with dead lever of protective box, the surface of dead lever offsets with the surface of supporting the piece.

Preferably, the front side surface of the fixing frame is fixedly connected with a controller, a winding roller is arranged on the cylindrical surface of the rotating shaft, and a compression roller device is arranged on the left side surface of the fixing frame.

Preferably, the compression roller device comprises two symmetrically arranged hydraulic telescopic cylinders, the output ends of the two hydraulic telescopic cylinders are provided with telescopic rods, and connecting shafts are fixedly connected between the two hydraulic telescopic cylinders and the two telescopic rods.

Preferably, the circumference surface of the connecting shaft at the lower end is provided with a fixed roller, and the circumference surface of the connecting shaft at the upper end is provided with a movable roller.

Preferably, the controller is electrically connected with the rotating motor and the hydraulic telescopic cylinder.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the auxiliary device, when the rotating shaft needs auxiliary protection, the pull block is pulled to the direction of the protection rod to drive the connecting rod and the positioning rod to slide in the same direction, the protection spring stretches to generate elasticity, so that the rotating shaft is positioned in a gap between the fixing rod and the abutting block, the pull block is loosened, the protection spring contracts to drive the positioning rod and the connecting rod to reset, the abutting block abuts against the fixing rod, protection is completed, the phenomenon that the rotating shaft cannot be separated from the positioning rod in the operation process is guaranteed, and the stability of equipment is greatly improved.

2. According to the utility model, the compression roller device is arranged, and before the pole piece is wound, the lifting of the telescopic rod is controlled by the controller according to the thickness of the pole piece, so that the movable roller and the fixed roller are propped against the upper surface and the lower surface of the pole piece, the pole piece is ensured to be in a leveling state before winding, and the fold is prevented.

Drawings

Fig. 1 is a schematic perspective view of a pole piece winding device for manufacturing a lithium battery according to the present utility model;

fig. 2 is a schematic front plan view of a pole piece winding device for manufacturing a lithium battery according to the present utility model;

fig. 3 is a schematic top plan view of a pole piece winding device for manufacturing a lithium battery according to the present utility model;

fig. 4 is a schematic perspective view of an auxiliary device of a pole piece winding device for manufacturing a lithium battery.

Legend description: 1. a fixing frame; 2. a rotating motor; 3. a protective box; 4. a controller; 5. a rotating shaft; 6. a wind-up roll; 7. an auxiliary device; 8. a press roll device; 9. a fixing bolt; 71. a fixed rod; 72. a protective rod; 73. a positioning rod; 74. a protective spring; 75. pulling blocks; 76. a connecting rod; 77. abutting blocks; 81. a hydraulic telescopic cylinder; 82. a telescopic rod; 83. a connecting shaft; 84. a fixed roller; 85. the roller is moved.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In embodiment 1, as shown in fig. 1-4, the utility model provides pole piece winding equipment for manufacturing a lithium battery, which comprises a fixing frame 1 and an auxiliary device 7, wherein the surface of the fixing frame 1 is fixedly connected with a protective box 3 and a rotating motor 2 through a fixing bolt 9, the auxiliary device 7 is arranged in the protective box 3, the output end of the rotating motor 2 is fixedly connected with a rotating shaft 5, and the rotating shaft 5 penetrates through the protective box 3.

The specific arrangement and function of the auxiliary device 7 and the roller device 8 will be described in detail below.

As shown in fig. 1, 3 and 4, the auxiliary device 7 comprises a protection rod 72, the protection rod 72 is fixedly connected with the inner wall of the protection box 3, a protection spring 74 is fixedly connected with the inner wall of the protection rod 72, one end of the protection spring 74, which is far away from the protection rod 72, is fixedly connected with a connecting rod 76, the surface of the connecting rod 76 is fixedly connected with a positioning rod 73, the positioning rod 73 is inserted into the protection spring 74 and is in sliding connection with the inner wall of the protection rod 72, the surface of the connecting rod 76 is fixedly connected with a pull block 75, the pull block 75 is in sliding connection with the inner wall of the protection rod 72, one end of the connecting rod 76 is fixedly connected with a supporting block 77, the supporting block 77 abuts against the surface of the rotating shaft 5, the inner wall of the protection box 3 is fixedly connected with a fixing rod 71, and the surface of the fixing rod 71 abuts against the surface of the supporting block 77.

The effect that its whole auxiliary device 7 reached is, through setting up auxiliary device 7, when axis of rotation 5 needs supplementary protection, to the equidirectional slip of protection pole 72 direction pulling pull piece 75 drive connecting rod 76 and locating lever 73, protection spring 74 tensile produces elasticity, make axis of rotation 5 be in dead lever 71 and support the space of piece 77, loosen pull piece 75, protection spring 74 shrink drive locating lever 73 and connecting rod 76 reset, support piece 77 and dead lever 71 and offset, accomplish the protection, ensure that the phenomenon that the axis of rotation 5 can not appear the position and break away from in the operation in-process, this auxiliary device 7 has improved the stability of equipment greatly.

As shown in fig. 1, 2 and 3, the press roll device 8 includes two symmetrically arranged hydraulic telescopic cylinders 81, telescopic rods 82 are provided at the output ends of the two hydraulic telescopic cylinders 81, connecting shafts 83 are fixedly connected between the two hydraulic telescopic cylinders 81 and the two telescopic rods 82, fixed rolls 84 are provided on the circumferential surface of the lower connecting shaft 83, and movable rolls 85 are provided on the circumferential surface of the upper connecting shaft 83.

The effect that its whole compression roller device 8 reached is, through setting up compression roller device 8, thereby before carrying out the rolling to the polar plate, thereby first according to the thickness of pole piece through the lift of controller 4 control telescopic link 82 for remove roller 85 and fixed roller 84 and the upper and lower face of pole piece offset, ensure that the pole piece is in the state of leveling before the rolling, prevent to appear the fold, this compression roller device 8 simple structure, the practicality is strong and easy operation.

Embodiment 2, unlike embodiment 1, as shown in fig. 1, the front surface of the fixing frame 1 is fixedly connected with a controller 4, the cylindrical surface of the rotating shaft 5 is provided with a wind-up roller 6, the left surface of the fixing frame 1 is provided with a press roller device 8, and the controller 4 is electrically connected with the rotating motor 2 and a hydraulic telescopic cylinder 81.

The pole piece winding device for manufacturing the lithium battery has the overall working principle that before winding the pole piece, the lifting of the telescopic rod 82 is controlled through the controller 4 according to the thickness of the pole piece, so that the movable roller 85 and the fixed roller 84 are propped against the upper surface and the lower surface of the pole piece, the pole piece is in a leveling state before winding, the pole piece is prevented from being wrinkled, then the pull block 75 is pulled to the direction of the protection rod 72 to drive the connecting rod 76 to slide in the same direction with the positioning rod 73, the protection spring 74 is pulled to generate elasticity, the rotating shaft 5 is positioned in the gap between the fixed rod 71 and the propping block 77, the pull block 75 is loosened, the protection spring 74 is contracted to drive the positioning rod 73 to reset with the connecting rod 76, the propping block 77 is propped against the fixed rod 71, protection is completed, the phenomenon that the position of the rotating shaft 5 cannot be separated in the operation process is ensured, and finally the rotating motor 2 is opened, so that the rotating shaft 5 drives the winding roller 6 to wind the pole piece.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. The utility model provides a pole piece rolling equipment for lithium cell makes, includes mount (1) and auxiliary device (7), its characterized in that: the utility model discloses a protection device for the automobile, including fixing frame (1), fixing bolt (9), fixing frame (1), protection box (3) and rotation motor (2) are passed through to the surface, auxiliary device (7) set up in the inside of protection box (3), the output fixedly connected with axis of rotation (5) of rotation motor (2), and axis of rotation (5) run through in protection box (3) setting, auxiliary device (7) include guard bar (72), the inner wall fixedly connected with guard bar (72) and protection box (3), the inner wall fixedly connected with guard spring (74) of guard bar (72), the one end fixedly connected with connecting rod (76) of guard bar (74) are kept away from to guard spring (74), the fixed surface of connecting rod (76) is connected with locating lever (73), locating lever (73) are inserted and are established in guard spring (74) and rather than sliding connection.

2. The pole piece winding device for manufacturing lithium batteries according to claim 1, wherein: the locating rod (73) is in sliding connection with the inner wall of the protective rod (72), a pull block (75) is fixedly connected with the surface of the connecting rod (76), the pull block (75) is in sliding connection with the inner wall of the protective rod (72), one end of the connecting rod (76) is fixedly connected with a supporting block (77), the supporting block (77) abuts against the surface of the rotating shaft (5), a fixing rod (71) is fixedly connected with the inner wall of the protective box (3), and the surface of the fixing rod (71) abuts against the surface of the supporting block (77).

3. The pole piece winding device for manufacturing lithium batteries according to claim 1, wherein: the novel rolling device is characterized in that a controller (4) is fixedly connected to the front side surface of the fixing frame (1), a wind-up roller (6) is arranged on the cylindrical surface of the rotating shaft (5), and a compression roller device (8) is arranged on the left side surface of the fixing frame (1).

4. A pole piece winding device for lithium battery manufacturing according to claim 3, wherein: the compression roller device (8) comprises two symmetrically arranged hydraulic telescopic cylinders (81), telescopic rods (82) are arranged at the output ends of the two hydraulic telescopic cylinders (81), and connecting shafts (83) are fixedly connected between the two hydraulic telescopic cylinders (81) and the two telescopic rods (82).

5. The pole piece winding device for manufacturing a lithium battery according to claim 4, wherein: a fixed roller (84) is provided on the circumferential surface of the connecting shaft (83) at the lower end, and a movable roller (85) is provided on the circumferential surface of the connecting shaft (83) at the upper end.

6. A pole piece winding device for lithium battery manufacturing according to claim 3, wherein: the controller (4) is electrically connected with the rotating motor (2) and the hydraulic telescopic cylinder (81).