CN213026233U

CN213026233U - Winding device for preventing deformation of lithium ion battery cell

Info

Publication number: CN213026233U
Application number: CN202022358047.9U
Authority: CN
Inventors: 张曙光
Original assignee: Shandong Wangyuan New Energy Co ltd
Current assignee: Shandong Wangyuan New Energy Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-04-20
Anticipated expiration: 2030-10-21

Abstract

The utility model relates to a coiling mechanism field especially relates to a coiling mechanism of prevention lithium ion battery core deformation, including the riser, the lower terminal surface of riser is connected with the bottom plate perpendicularly, the preceding terminal surface of riser rotates and installs the wind-up roll, the rear end of wind-up roll is provided with actuating mechanism, the preceding terminal surface of riser is close to the periphery of wind-up roll and has seted up the arc mouth, arc mouth and the coaxial setting of wind-up roll, the inboard activity card of arc mouth is gone into there is the slider, the slider is through the inner wall swing joint who sets up at the draw-in groove of upper end terminal surface and arc mouth, the preceding terminal surface of slider is close to the activity of upper end border department and runs through there is spacing bolt, the preceding terminal surface of riser is close to the periphery of arc mouth and runs through and has seted up the spacing hole of a plurality of, the utility model discloses can be according, The wear of the positive and negative electrode smears improves the yield.

Description

Winding device for preventing deformation of lithium ion battery cell

Technical Field

The utility model relates to a take-up device field especially relates to a take-up device of prevention lithium ion cell deformation.

Background

In the processing production process of lithium batteries, need to coil diaphragm, positive negative smear on electric core, compress tightly through the clamp plate among the prior art for take place the phenomenon of deformation when coiling, nevertheless because the diaphragm, the angle of sending to on the live-rollers of positive negative smear is different, splint are difficult to adapt to in a flexible way, and the diaphragm of buckling the angle too big when sending into, the easy phenomenon of damaging of positive negative smear, influence the quality of rolling battery.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the background technology and providing a winding device for preventing the deformation of a lithium ion battery cell.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a winding device for preventing lithium ion battery cell deformation comprises a vertical plate, a bottom plate is vertically connected with the lower end surface of the vertical plate, the front end surface of the vertical plate is rotatably provided with a winding roller, the rear end of the winding roller is provided with a driving mechanism, the front end surface of the vertical plate is provided with an arc-shaped opening close to the periphery of the winding roller, the arc-shaped opening and the winding roller are coaxially arranged, a slide block is movably clamped at the inner side of the arc-shaped opening and is movably connected with the inner wall of the arc-shaped opening through a clamping groove arranged on the end surface of the upper end, a limiting bolt is movably penetrated through the front end surface of the sliding block close to the edge of the upper end, a plurality of limiting holes are penetrated through the front end surface of the vertical plate close to the periphery of the arc-shaped opening, the limiting bolt movably penetrates through the inner side of one limiting hole, a limiting nut in threaded fit is sleeved at the rear end of the limiting bolt, and a clamping mechanism is arranged on the front end face of the sliding block.

Preferably, the driving mechanism comprises a support frame fixedly installed on the upper end face of the bottom plate and close to the rear of the vertical plate, and a motor fixedly installed on the upper end of the support frame, and an output shaft of the motor is connected with the rear end of the winding roller.

Preferably, the appearance of arc mouth is major arc shape, spacing hole is the equidistance annular array in the periphery of arc mouth and arranges.

Preferably, the clamping mechanism comprises a fixed plate fixedly mounted on the front end face of the sliding block, a bidirectional telescopic cylinder fixedly mounted on the front end face of the fixed plate, two symmetrical bending connection plates connected to the telescopic ends on the two sides of the bidirectional telescopic cylinder, and a clamping plate fixedly connected to the front end of the bending connection plate.

Preferably, the upper end edges of the two clamping plates extend out of the bending plates respectively, and the bending plates on the two sides extend towards the direction away from each other in an inclined mode.

Preferably, the rear end of the bending connection plate is clamped on the front end face of the fixing plate in a sliding mode.

Compared with the prior art, the utility model discloses following beneficial effect has: through the arranged slide block, the arc-shaped opening, the limit bolt and the limit nut, when the entering angles of the diaphragm smear and the positive and negative smears are changed, the limit bolt can be pulled out after the limit nut is screwed off, the slide block slides along the inner side of the arc-shaped opening to adjust the position, so that the angle between the diaphragm smear and the positive and negative smears passing through the two clamping plates is reduced as far as possible, fine adjustment is carried out to ensure that the limit bolt can be inserted into the limit hole, and the position of the slide block can be fixed by screwing up the limit nut, so that the scraping phenomenon of the clamping plates is reduced, and; through the fixture who sets up, two-way telescoping cylinder can control splint open in a flexible way or press diaphragm, positive negative smear that pass through, and two orientation are kept away from the effect that diaphragm, positive negative smear got into in advance to playing of the bending plate that the direction was buckled and is extended each other, prevent that diaphragm, positive negative smear from directly buckling to between two splint and causing the phenomenon of easily damaging to take place, promote the effect of rolling up the core, promote the battery quality.

Drawings

Fig. 1 is a schematic structural diagram of a winding device for preventing deformation of a lithium ion battery according to the present invention;

fig. 2 is a schematic view of another perspective structure of the winding device for preventing the lithium ion battery from deforming according to the present invention;

fig. 3 is a schematic view of a partial structure of a winding device for preventing deformation of a lithium ion battery according to the present invention.

In the figure: 1. a vertical plate; 2. a base plate; 3. a support frame; 4. a motor; 5. a wind-up roll; 6. an arc-shaped opening; 7. a limiting hole; 8. a slider; 9. a limit bolt; 10. a limit nut; 11. a card slot; 12. a bidirectional telescopic cylinder; 13. bending the connecting plate; 14. a fixing plate; 15. a splint; 16. and a bending plate.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-3, a winding device for preventing deformation of a lithium ion battery cell comprises a vertical plate 1, a bottom plate 2 is vertically connected to a lower end face of the vertical plate 1, a winding roller 5 is rotatably installed on a front end face of the vertical plate 1, a driving mechanism is arranged at a rear end of the winding roller 5, an arc-shaped opening 6 is formed in the front end face of the vertical plate 1 near the periphery of the winding roller 5, the arc-shaped opening 6 and the winding roller 5 are coaxially arranged, a sliding block 8 is movably clamped in the inner side of the arc-shaped opening 6, the sliding block 8 is movably connected with the inner wall of the arc-shaped opening 6 through a clamping groove 11 formed in the upper end face, a limiting bolt 9 is movably penetrated through the front end face of the sliding block 8 near the upper end edge, a plurality of limiting holes 7 are formed in the front end face of the vertical plate 1 near the periphery of the arc-shaped opening 6, the, the front end face of the slide block 8 is provided with a clamping mechanism.

The driving mechanism comprises a support frame 3 fixedly installed on the upper end face of the bottom plate 2 and close to the rear of the vertical plate 1, and a motor 4 fixedly installed on the upper end of the support frame 3, the support frame 3 ensures that the motor 4 is installed at a required height, an output shaft of the motor 4 is connected with the rear end of the winding roller 5, and the motor 4 drives the winding roller 5 to rotate.

The appearance of arc mouth 6 is the major arc shape for the position range that slider 8 can slide adjustment is great, and spacing hole 7 is equidistance annular array in the periphery of arc mouth 6 and arranges, can be with a plurality of positions of slider 8 sliding adjustment.

The clamping mechanism comprises a fixing plate 14 fixedly mounted on the front end face of the sliding block 8, a bidirectional telescopic cylinder 12 fixedly mounted on the front end face of the fixing plate 14, two symmetrical bending connection plates 13 connected to the telescopic ends of the two sides of the bidirectional telescopic cylinder 12, and a clamping plate 15 fixedly connected to the front end of the bending connection plate 13, and the bidirectional telescopic cylinder 12 can select a hydraulic cylinder and is stable in clamping.

The upper end border of two splint 15 extends respectively and buckles 16, and both sides buckle 16 slope towards the direction of keeping away from each other extends, prevents that diaphragm, positive negative pole smear from directly buckling to between two splint 15 and causing the phenomenon of easily damaging to take place.

The rear end of the bending connection plate 13 is slidably clamped on the front end face of the fixing plate 14, so that the stability of the bending connection plate 13 is further improved, and the burden on two ends of the bidirectional telescopic cylinder 12 is reduced.

When the entrance angles of the diaphragm smear and the positive and negative smear are changed, a user can pull out the limiting bolt 9 after screwing down the limiting nut 10, slide the sliding block 8 along the inner side of the arc-shaped opening 6 to adjust the position, so as to reduce the angle between the diaphragm smear and the positive and negative smear passing through the two clamping plates 15 as much as possible, fine adjustment ensures that the limiting bolt 9 can be inserted into the limiting hole 7, and then the limiting nut 10 is screwed to fix the position of the sliding block 8, so that the occurrence of scraping of the clamping plates 15 is reduced, and the yield is improved; can control splint 15 to open or press diaphragm, positive negative smear through controlling two-way telescoping cylinder 12 in a flexible way, two orientation keep away from the effect that diaphragm, positive negative smear got into in advance of playing of the 16 board of buckling that the direction was buckled and is extended each other, prevent that diaphragm, positive negative smear from directly buckling to between two splint 15 and causing the phenomenon of easily damaging to take place, promote the effect of rolling up the core, promote the battery quality.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a take-up device of prevention lithium ion battery cell deformation, includes riser (1), its characterized in that: the lower end face of the vertical plate (1) is vertically connected with a bottom plate (2), the front end face of the vertical plate (1) is rotated to be provided with a winding roller (5), the rear end of the winding roller (5) is provided with a driving mechanism, an arc-shaped opening (6) is formed in the position, close to the periphery of the winding roller (5), of the front end face of the vertical plate (1), the arc-shaped opening (6) and the winding roller (5) are coaxially arranged, a sliding block (8) is clamped in the inner side of the arc-shaped opening (6) in an movable mode, the sliding block (8) is movably connected with the inner wall of the arc-shaped opening (6) through a clamping groove (11) formed in the upper end face, a limiting bolt (9) penetrates through the position, close to the upper end edge, of the front end face of the vertical plate (1), a plurality of limiting holes (7) are formed in a penetrating mode in the position, the inner side of one limiting hole (7) is movably penetrated through the limiting bolt (9), and a clamping mechanism is arranged on the front end face of the sliding block (8).

2. The winding device for preventing the lithium ion battery cell from deforming according to claim 1, characterized in that: the driving mechanism comprises a support frame (3) fixedly installed on the upper end face of the bottom plate (2) and close to the rear of the vertical plate (1), and a motor (4) fixedly installed on the upper end of the support frame (3), wherein an output shaft of the motor (4) is connected with the rear end of the winding roller (5).

3. The winding device for preventing the lithium ion battery cell from deforming according to claim 1, characterized in that: the appearance of arc mouth (6) is major arc shape, spacing hole (7) are the equidistance annular array in the periphery of arc mouth (6) and arrange.

4. The winding device for preventing the lithium ion battery cell from deforming according to claim 1, characterized in that: the clamping mechanism comprises a fixed plate (14) fixedly mounted on the front end face of the sliding block (8), a bidirectional telescopic cylinder (12) fixedly mounted on the front end face of the fixed plate (14), two symmetrical bending connecting plates (13) connected to telescopic ends on two sides of the bidirectional telescopic cylinder (12), and a clamping plate (15) fixedly connected to the front end of the bending connecting plate (13).

5. The winding device for preventing the lithium ion battery cell from deforming according to claim 4, characterized in that: the upper end edges of the two clamping plates (15) extend out of the bending plates (16) respectively, and the bending plates (16) on the two sides extend towards the direction away from each other in an inclined mode.

6. The winding device for preventing the lithium ion battery cell from deforming according to claim 4, characterized in that: the rear end of the bending connecting plate (13) is clamped on the front end surface of the fixing plate (14) in a sliding manner.