CN214269556U

CN214269556U - Lithium battery diaphragm coiling apparatus

Info

Publication number: CN214269556U
Application number: CN202022906571.5U
Authority: CN
Inventors: 刘振冬; 赵海玉; 范海平
Original assignee: Hubei Jansun New Material Co ltd
Current assignee: Hubei Jansun New Material Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-09-24
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses a lithium battery diaphragm coiling apparatus, including device base, tension roll, wind-up roll, locating plate and carousel, the top of device base is provided with the wind-up roll, and the device base top of wind-up roll one side is fixed with first supporting seat to the device base top of wind-up roll opposite side is fixed with the second supporting seat, the top of second supporting seat is provided with U type rotary groove, the both sides on device base top all are fixed with L type locating rack, and the inside one side of L type locating rack is provided with the locating plate, rotate on the inner wall of first supporting seat and install the carousel, and all be fixed with equidistant joint lug on the outer wall that the carousel is close to wind-up roll one side, install the motor on the outer wall of first supporting seat one side, and the output of motor installs the pivot through the shaft coupling. The utility model discloses not only be convenient for fix a position the diaphragm, the work of getting is torn open of diaphragm to having made things convenient for, is convenient for adjust the tension of diaphragm moreover.

Description

Lithium battery diaphragm coiling apparatus

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell diaphragm coiling apparatus.

Background

In the structure of the lithium battery, a diaphragm is one of key inner layer components, the performance of the diaphragm determines the interface structure, 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, the main effect of the diaphragm is to separate the positive electrode and the negative electrode of the battery and prevent the two electrodes from contacting and short-circuiting, and the diaphragm also has a function of enabling electrolyte ions to pass through.

The coiling devices on the market are various and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.

(1) The existing winding device is inconvenient to position the diaphragm quickly when in use, and the winding is easy to be inclined, so that the winding flatness is influenced;

(2) the diaphragm is not convenient to detach and take when the existing coiling device is used, so that the diaphragm needs to be improved;

(3) the existing coiling device is inconvenient to adjust the tension of the diaphragm when in use, so that the barrel is easily formed due to the fact that the diaphragm is too loose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium battery diaphragm coiling apparatus to propose coiling apparatus in solving above-mentioned background art inconvenient fix a position the diaphragm fast when using, the diaphragm tear open get the operation convenient enough and inconvenient tensile problem of regulation diaphragm.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium battery diaphragm coiling apparatus, includes device base, tension roll, wind-up roll, locating plate and carousel, the top of device base is provided with the wind-up roll, and the device base top of wind-up roll one side is fixed with first supporting seat to the device base top of wind-up roll opposite side is fixed with the second supporting seat, the top of second supporting seat is provided with U type rotary groove, and U type rotary groove and wind-up roll are mutually supported, install the motor on the outer wall of first supporting seat one side, and the output of motor passes through the shaft coupling and installs the pivot.

Preferably, the both sides on device base top all are fixed with L type locating rack, and the inside one side of L type locating rack is provided with the locating plate, are convenient for fix a position the diaphragm for the crooked condition is difficult for appearing in the rolling.

Preferably, the device base top of wind-up roll one side all is provided with the support frame, and installs the nervous roller between the adjacent support frame to the telescopic link is installed on the device base top of support frame below, and the output of telescopic link and the bottom fixed connection of support frame are convenient for adjust the tension of diaphragm, have reduced because of the diaphragm too loose condition that forms the barrel.

Preferably, a threaded hole is formed in the side wall of the L-shaped positioning frame on one side of the positioning plate, the threaded hole is connected with an adjusting screw in a threaded mode, one end of the adjusting screw extends to the outer side of the L-shaped positioning frame and is fixed with a handle, the other end of the adjusting screw extends to the inner side of the L-shaped positioning frame and is connected with the outer wall of the positioning plate in a rotating mode, the positioning plate is convenient to move, and the positioning plate is made to be adaptive to diaphragms with different widths.

Preferably, rotate on the inner wall of first supporting seat and install the carousel, carousel and pivot fixed connection, and the carousel all is fixed with equidistant joint lug on being close to the outer wall of wind-up roll one side, is convenient for drive wind-up roll and makes its synchronous rotation, carries out the rolling to the diaphragm.

Preferably, the winding roller one end of joint lug position department all is provided with equidistant joint recess, and the joint recess is mutually supported with the joint lug for the connection work of winding roller and carousel.

Compared with the prior art, the beneficial effects of the utility model are that: the lithium battery diaphragm coiling device is convenient for positioning the diaphragm, facilitates the diaphragm dismounting and taking work and is convenient for adjusting the tension of the diaphragm;

(1) the L-shaped positioning frame, the positioning plate, the threaded hole, the adjusting screw rod and the handle are arranged, the handle is rotated to drive the adjusting screw rod to rotate, the adjusting screw rod rotates in the threaded hole in the side wall of the L-shaped positioning frame and pushes the positioning plate to approach the diaphragm, and the positioning plate limits the diaphragm to keep the diaphragm in a straight state, so that the diaphragm is conveniently positioned, and the winding is not prone to being skewed;

(2) through the arrangement of the rotary table, the clamping lug, the clamping groove and the U-shaped rotary groove, the winding roller is pulled to one side to separate the clamping groove at one end of the winding roller from the clamping lug on the outer wall of the rotary table, and the winding roller is taken out from the inside of the U-shaped rotary groove at the top end of the second supporting seat, so that the winding roller can be taken down, and the diaphragm is convenient to detach;

(3) through being provided with telescopic link, support frame and nervous roller, telescopic link drive support frame makes its rebound, and the support frame drives nervous roller and shifts up, for the diaphragm provides ascending thrust, with the diaphragm tensile to be convenient for adjust the tension of diaphragm, and then reduced because of the diaphragm too loose the condition that forms the barrel.

Drawings

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

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the wind-up roll with a partially cut-away enlarged structure;

fig. 4 is a schematic diagram of the side view and enlarged structure of the turntable of the present invention.

In the figure: 1. a device base; 2. an L-shaped positioning frame; 3. a telescopic rod; 4. a support frame; 5. a tension roller; 6. a wind-up roll; 7. positioning a plate; 8. a threaded hole; 9. a motor; 10. a rotating shaft; 11. a first support base; 12. a turntable; 13. a second support seat; 14. a U-shaped rotary groove; 15. adjusting the screw rod; 16. a handle; 17. clamping the convex block; 18. clamping the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a lithium battery diaphragm coiling device comprises a device base 1, a tension roller 5, a wind-up roller 6, a positioning plate 7 and a rotary table 12, wherein the wind-up roller 6 is arranged above the device base 1, a first supporting seat 11 is fixed at the top end of the device base 1 on one side of the wind-up roller 6, and a second supporting seat 13 is fixed at the top end of the device base 1 on the other side of the wind-up roller 6;

the two sides of the top end of the device base 1 are both fixed with L-shaped positioning frames 2, and one side inside the L-shaped positioning frames 2 is provided with a positioning plate 7, so that the diaphragm is conveniently positioned, and the winding is not easy to be inclined;

a threaded hole 8 is formed in the side wall of the L-shaped positioning frame 2 on one side of the positioning plate 7, an adjusting screw 15 is connected to the inner portion of the threaded hole 8 in a threaded mode, one end of the adjusting screw 15 extends to the outer side of the L-shaped positioning frame 2 and is fixed with a handle 16, the other end of the adjusting screw 15 extends to the inner side of the L-shaped positioning frame 2 and is rotatably connected with the outer wall of the positioning plate 7, and therefore the positioning plate 7 can be moved conveniently to be matched with diaphragms with different widths;

supporting frames 4 are arranged above the device base 1 on one side of the wind-up roll 6, tension rolls 5 are arranged between the adjacent supporting frames 4, a telescopic rod 3 is arranged at the top end of the device base 1 below the supporting frames 4, the output end of the telescopic rod 3 is fixedly connected with the bottom end of the supporting frame 4, the tension of the diaphragm is convenient to adjust, and the condition that the gun barrel is formed due to the fact that the diaphragm is too loose is reduced;

a rotary disc 12 is rotatably mounted on the inner wall of the first support seat 11, the rotary disc 12 is fixedly connected with the rotating shaft 10, and clamping lugs 17 with equal intervals are fixed on the outer wall of the rotary disc 12 close to one side of the winding roller 6, so that the winding roller 6 is driven to synchronously rotate to wind the diaphragm;

clamping grooves 18 with equal intervals are arranged at one end of the winding roller 6 at the position of the clamping lug 17, and the clamping grooves 18 are matched with the clamping lug 17 and used for connecting the winding roller 6 with the turntable 12;

the top of second supporting seat 13 is provided with U type turn trough 14, and U type turn trough 14 mutually supports with wind-up roll 6, installs motor 9 on the outer wall of first supporting seat 11 one side, and the pivot 10 is installed through the shaft coupling to the output of motor 9.

The working principle is as follows: when the device is used, a worker firstly rotates the handle 16 to drive the adjusting screw rod 15 to rotate, the adjusting screw rod 15 rotates in the threaded hole 8 on the side wall of the L-shaped positioning frame 2 and pushes the positioning plate 7 to draw close to the diaphragm, the positioning plate 7 limits the diaphragm to keep the diaphragm in a straight state, so that the diaphragm is convenient to position and is not easy to be inclined when being wound, then when the diaphragm is wound, the diaphragm is controlled to work by operating external control equipment, the telescopic rod 3 drives the supporting frame 4 to move upwards, the supporting frame 4 drives the tension roller 5 to move upwards to provide upward thrust for the diaphragm, so that the diaphragm is stretched, the tension of the diaphragm is convenient to adjust, and the condition that a gun barrel is formed due to the fact that the diaphragm is too loose is reduced, finally, the motor 9 is started to drive the rotary table 12 to rotate through the rotary shaft 10, and the rotary table 12 drives the winding roller 6 to rotate, the diaphragm is wound, after the winding is finished, the winding roller 6 is pulled to one side to separate the clamping groove 18 at one end of the winding roller from the clamping convex block 17 on the outer wall of the rotary table 12, the winding roller 6 is taken out from the inside of the U-shaped rotary groove 14 at the top end of the second supporting seat 13, and the winding roller 6 can be taken down, so that the diaphragm is convenient to detach and take, and the work of the lithium battery diaphragm winding device is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a lithium battery diaphragm coiling apparatus, includes device base (1), tension roll (5), wind-up roll (6), locating plate (7) and carousel (12), its characterized in that: the device is characterized in that a winding roller (6) is arranged above the device base (1), a first supporting seat (11) is fixed to the top end of the device base (1) on one side of the winding roller (6), a second supporting seat (13) is fixed to the top end of the device base (1) on the other side of the winding roller (6), a U-shaped rotating groove (14) is formed in the top of the second supporting seat (13), the U-shaped rotating groove (14) is matched with the winding roller (6), a motor (9) is installed on the outer wall on one side of the first supporting seat (11), and a rotating shaft (10) is installed at the output end of the motor (9) through a coupler.

2. The lithium battery separator take-up device of claim 1, wherein: the device is characterized in that L-shaped positioning frames (2) are fixed on two sides of the top end of the device base (1), and a positioning plate (7) is arranged on one side of the interior of each L-shaped positioning frame (2).

3. The lithium battery separator take-up device of claim 1, wherein: the winding roller is characterized in that support frames (4) are arranged above the device base (1) on one side of the winding roller (6), tension rollers (5) are arranged between the adjacent support frames (4), a telescopic rod (3) is arranged at the top end of the device base (1) below the support frames (4), and the output end of the telescopic rod (3) is fixedly connected with the bottom end of the support frames (4).

4. The lithium battery separator take-up device of claim 2, wherein: be provided with screw hole (8) on the L type locating rack (2) lateral wall of locating plate (7) one side, and the inside threaded connection of screw hole (8) has adjusting screw (15) to the one end of adjusting screw (15) extends to the outside of L type locating rack (2) and is fixed with handle (16), and the other end of adjusting screw (15) extends to the inboard of L type locating rack (2) and rotates with the outer wall of locating plate (7) and be connected.

5. The lithium battery separator take-up device of claim 1, wherein: rotate on the inner wall of first supporting seat (11) and install carousel (12), carousel (12) and pivot (10) fixed connection, and all be fixed with equidistant joint lug (17) on carousel (12) are close to the outer wall of wind-up roll (6) one side.

6. The lithium battery separator take-up device of claim 5, wherein: and one end of the winding roller (6) at the position of the clamping convex block (17) is provided with clamping grooves (18) at equal intervals, and the clamping grooves (18) are matched with the clamping convex block (17).