CN212323059U

CN212323059U - Needle winding mechanism

Info

Publication number: CN212323059U
Application number: CN202021248372.3U
Authority: CN
Inventors: 何庆安; 周金; 李洲; 邱佐亮; 曾秋玉; 荔剑敏
Original assignee: Wuxi Hongye Lianzong Mechanical Equipment Technology Co ltd
Current assignee: Wuxi Hongye Lianzong Mechanical Equipment Technology Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-01-08
Anticipated expiration: 2030-06-30

Abstract

A needle winding mechanism solves the problems that when the strip coil material consisting of a diaphragm, positive and negative pole pieces is wound by the existing needle winding mechanism, the wound strip coil material is easily scratched by a winding needle when being dismounted, the winding quality of the strip coil material is influenced, and the winding is not favorable, the strip coil material can not be scratched by the coil needle, and the coil winding quality of the strip coil is ensured.

Description

Needle winding mechanism

Technical Field

The utility model relates to a lithium cell production facility specifically is a roll up needle mechanism.

Background

At present, in the production process of power lithium batteries, a winding needle on a winding machine is an important part for winding batteries, and the shape of the winding needle affects the quality of a battery core and the winding speed of equipment. Most of the existing winding machines adopt an oval and flat diamond needle winding mechanism.

When a strip coil material consisting of a diaphragm, a positive pole piece and a negative pole piece is wound, the wound strip coil material is easily scratched by a winding needle when being dismounted, the winding quality of the strip coil material is influenced, and the winding is not facilitated.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a roll up needle mechanism, the effectual current roll up needle mechanism of having solved is when the roll up at the strip coil material that diaphragm and positive and negative pole piece constitute, and the strip coil material after the roll up is easily rolled up the needle fish tail when lifting off, influences the quality of taking the roll up of coil material, is unfavorable for carrying on the problem of rolling up.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model comprises a reel, a winding needle, an inner cavity, a lead screw, a first bearing, a second bearing, a rotating handle, a groove, a lifting block, a moving block, a first installation erbium, a fixed rotating shaft, a connecting block, a silk hole, a first shaft hole, a second installation erbium and a second shaft hole, wherein the middle part of one side of the reel is provided with the winding needle, the inner cavity is arranged inside the winding needle, the middle part of the inner cavity is evenly provided with a plurality of lead screws, one end of each lead screw is provided with the rotating handle, the surface of the winding needle is evenly provided with a plurality of grooves, the lifting block is inserted inside the grooves, the moving block is sleeved at the position of the lead screw close to two ends, the top end of the moving block is provided with the first installation erbium, the connecting block is fixed inside the first installation erbium through the fixed rotating shaft, one end of the connecting block is connected with the lifting block, the positions of the bottom ends of the lifting blocks, which are close to the two ends, are provided with second installation baits, and the two ends of the connecting block are provided with second shaft holes.

Preferably, one end of the screw rod is connected with the winding needle through a first bearing.

Preferably, the other end of the screw rod is connected with the winding needle through a second bearing.

Preferably, the surface of the rotating handle is provided with anti-skid lines.

Preferably, the screw holes formed in the two moving blocks sleeved on the screw rod have opposite rotation directions.

Preferably, the surface of the screw rod is coated with grease.

Has the advantages that: when the utility model is used, the rotating handle is rotated, the rotating handle rotates to drive the screw rod to rotate, the screw rod rotates and is matched with the screw holes arranged on the two moving blocks, the screw holes of the two moving blocks are opposite in rotating direction, so that the two moving blocks move outwards simultaneously, the moving blocks move to push the lifting blocks to move outwards in the grooves, the rotating handle stops rotating after the lifting blocks extend out of the grooves for a certain distance, the coil material consisting of the diaphragm and the positive and negative plates is wound on the winding needle, the winding needle is driven to rotate by the rotation of the reel, thereby the coil material consisting of the diaphragm and the positive and negative plates is wound up, after the winding is finished, the rotating handle is rotated to drive the screw rod to rotate, under the matching of the screw holes arranged on the two moving blocks, the screw holes of the two moving blocks are opposite in rotating direction, so that the two moving blocks move inwards simultaneously, the moving blocks move to push and pull the lifting blocks, the turning handle stops rotating when the lifting block is retracted into the groove, a certain gap exists between the wound belt coil stock and the winding needle at the moment, the wound belt coil stock can be easily taken down from the winding needle, the belt coil stock is prevented from being scratched by the winding needle, the utility model discloses novel structure designs ingeniously, is convenient for wind the belt coil stock consisting of the diaphragm and the positive and negative pole pieces, and when the lifting block is discharged after being wound, the belt coil stock can not be scratched by the winding needle, thereby ensuring the winding quality of the belt coil stock.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic diagram of the moving block structure of the present invention;

FIG. 4 is a schematic view of the connecting block structure of the present invention;

reference numbers in the figures: 1. coiling; 2. coiling a needle; 3. an inner cavity; 4. a screw rod; 5. a first bearing; 6. a second bearing; 7. rotating the handle; 8. a groove; 9. a lifting block; 10. a moving block; 11. a first installation of erbium; 12. fixing the rotating shaft; 13. connecting blocks; 14. a silk hole; 15. a first shaft hole; 16. second mounting erbium; 17. a second shaft bore.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-4.

In the first embodiment, as shown in fig. 1-4, the present invention provides a needle winding mechanism, which comprises a reel 1, a winding needle 2, an inner cavity 3, a lead screw 4, a first bearing 5, a second bearing 6, a rotating handle 7, a groove 8, a lifting block 9, a moving block 10, a first installation bait 11, a fixed rotating shaft 12, a connecting block 13, a thread hole 14, a first shaft hole 15, a second installation bait 16 and a second shaft hole 17, the middle part of one side of the reel 1 is provided with the winding needle 2, the inner cavity 3 is arranged inside the winding needle 2, the middle part of the inner cavity 3 is uniformly provided with a plurality of lead screws 4, one end of each lead screw 4 is provided with the rotating handle 7, the surface of the winding needle 2 is uniformly provided with a plurality of grooves 8, the lifting block 9 is inserted inside the grooves 8, the moving block 10 is sleeved at positions of the lead screws 4 close to both ends, the top end of the moving block 10 is provided with the first installation bait 11, the, one end of the connecting block 13 is connected with the lifting block 9 through the fixed rotating shaft 12, the middle of the moving block 10 is provided with a threaded hole 14, the middle of the first installation erbium 11 is provided with a first shaft hole 15, the positions of the bottom end of the lifting block 9, which are close to the two ends, are provided with second installation erbium 16, and the two ends of the connecting block 13 are provided with second shaft holes 17.

One end of the screw rod 4 is connected with the winding needle 2 through the first bearing 5, so that the screw rod is convenient to be installed in a matching mode.

The other end of the screw rod 4 is connected with the winding needle 2 through a second bearing 6, so that the screw rod is convenient to be installed in a matching mode.

The surface of the rotating handle 7 is provided with anti-skid lines, so that the rotating handle 7 has better anti-skid performance.

The screw thread holes 14 formed in the two moving blocks 10 sleeved on the screw rod 4 have opposite rotating directions, so that the moving blocks 10 can move inwards or outwards simultaneously.

The surface of the screw rod 4 is coated with lubricating grease, so that the screw rod 4 has better lubricating performance.

The working principle is as follows: when the utility model is used, the rotating handle 7 is rotated, the rotating handle 7 rotates to drive the screw rod 4 to rotate, the screw rod 4 rotates and is matched with the screw holes 14 arranged on the two moving blocks 10, the screw holes 14 of the two moving blocks 10 rotate in opposite directions, so that the two moving blocks 10 move outwards simultaneously, the moving blocks 10 move to push the lifting blocks 9 to move outwards in the grooves 8, the rotating handle 7 stops rotating after the lifting blocks 9 extend out of the grooves 8 for a certain distance, the coil material consisting of the diaphragm and the positive and negative plates is wound on the winding needle 2, the winding needle 2 is driven by the rotation of the winding disk 1, so that the coil material consisting of the diaphragm and the positive and negative plates is wound, after the winding is finished, the rotating handle 7 is rotated to drive the screw rod 4 to rotate, the screw rod 4 rotates and is matched with the screw holes 14 arranged on the two moving blocks 10, because the screw holes 14 of the two moving blocks 10 rotate in opposite directions, thereby make two movable blocks 10 simultaneously inwards move, movable block 10 removes to promote pulling elevator 9 and inwards removes in recess 8, and the lifting block 9 stall turning handle 7 when taking in recess 8, and there is certain clearance around good area coil stock and winding needle 2 this moment, and what can relax takes the coil stock around and takes off from winding needle 2, avoids taking the coil stock to be taken off by winding needle 2 fish tail.

Has the advantages that: the utility model discloses novel structure, it is ingenious to think about, is convenient for wind up the volume material that diaphragm and positive and negative pole piece constitute, when unloading around good back simultaneously, the volume material of rolling up can not be rolled up 2 fish tails by the book needle, guarantees the volume material of rolling up and winds the quality.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a roll up needle mechanism, includes reel (1), rolls up needle (2), inner chamber (3), lead screw (4), first bearing (5), second bearing (6), twist grip (7), recess (8), elevator (9), movable block (10), first installation erbium (11), fixed rotating shaft (12), connecting block (13), silk hole (14), first shaft hole (15), second installation erbium (16) and second shaft hole (17), its characterized in that: the middle part of one side of the reel (1) is provided with a winding needle (2), an inner cavity (3) is arranged inside the winding needle (2), a plurality of lead screws (4) are uniformly arranged in the middle of the inner cavity (3), one end of each lead screw (4) is provided with a rotating handle (7), a plurality of grooves (8) are uniformly formed in the surface of the winding needle (2), lifting blocks (9) are inserted into the grooves (8), moving blocks (10) are sleeved at positions, close to two ends, of the lead screws (4), the top ends of the moving blocks (10) are provided with first installation baits (11), connecting blocks (13) are fixed in the first installation baits (11) through fixed rotating shafts (12), one ends of the connecting blocks (13) are connected with the lifting blocks (9) through the fixed rotating shafts (12), threaded holes (14) are formed in the middle parts of the moving blocks (10), first shaft holes (15) are formed in the middle, the positions of the bottom ends of the lifting blocks (9) close to the two ends are respectively provided with a second mounting bait (16), and the two ends of the connecting block (13) are respectively provided with a second shaft hole (17).

2. A needle winding mechanism according to claim 1, characterized in that one end of said screw (4) is connected to the winding needle (2) by means of a first bearing (5).

3. The needle winding mechanism according to claim 1, wherein the other end of the screw rod (4) is connected with the winding needle (2) through a second bearing (6).

4. Needle winding mechanism according to claim 1, characterized in that the surface of the turning handle (7) is provided with anti-slip threads.

5. The needle winding mechanism according to claim 1, wherein the two moving blocks (10) sleeved on the screw rod (4) are provided with screw holes (14) with opposite rotation directions.

6. The needle winding mechanism according to claim 1, wherein the surface of said screw (4) is coated with grease.