CN218333922U

CN218333922U - Single coil of needle components of a whole that can function independently structure

Info

Publication number: CN218333922U
Application number: CN202222165248.6U
Authority: CN
Inventors: 顾慧军; 张勇君; 江华; 江惊涛
Original assignee: Hunan Huahui New Energy Co ltd; Dongguan City Major Industry Machinery Co ltd
Current assignee: Hunan Huahui New Energy Co ltd; Dongguan City Major Industry Machinery Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-01-17
Anticipated expiration: 2032-08-17

Abstract

The utility model relates to a single book needle components of a whole that can function independently structure, including mount pad, slewing mechanism, spool sleeve and bearing frame, installation slewing mechanism in the mount pad, slewing mechanism drive spool sleeve rotates, spool sleeve the place ahead installation bearing frame, single book needle of installation in the spool sleeve, it comprises first book needle and second book needle to roll up the needle, and first book needle moving mechanism and second book needle moving mechanism are installed at the mount pad rear, compare with prior art, the utility model discloses a book needle is by first book needle and the components of a whole that can function independently structure that second book needle is constituteed, when will taking out the needle, at first the second book needle moving mechanism drive second book needle retreat and shift out electric core, at second book needle move in-process first book needle still in electric core, first book needle can prevent that pole piece, diaphragm from being taken out, and second book core department space grow after the needle shifts out, then first book needle move the first book needle retreat and shift out the emergence that can avoid the bad electric core phenomenon.

Description

Single coil of needle components of a whole that can function independently structure

Technical Field

The utility model relates to a lithium ion battery makes the field, concretely relates to single book needle components of a whole that can function independently structure.

Background

Lithium ion battery's electric core is by positive and negative pole piece, the diaphragm is convoluteed and is made, positive and negative pole piece, the diaphragm realizes that the coiling operation must rely on book needle rotation to realize, it finishes to indicate electric core coiling after the book needle rotates the number of turns of settlement, it is not hard up that the book needle reverses certain angle again this moment makes book heart department, later book needle just can follow electric core department and take out, the defect of this kind of mode of loosing core lies in, because electric core center department space is very little, it is overall structure to roll up the needle, whole root book needle takes place easily when retreating and takes out from electric core and brings out the strip of the inside and draw the needle bad.

SUMMERY OF THE UTILITY MODEL

To the deficiency that exists among the prior art, the utility model discloses the technical problem that solve is how reasonable pull needle, and concrete technical scheme is as follows:

the utility model provides a single book needle components of a whole that can function independently structure, includes mount pad, slewing mechanism, spool sleeve and bearing frame, installs slewing mechanism in the mount pad, and slewing mechanism drive spool sleeve rotates, and spool sleeve the place ahead installation bearing frame, single book needle of installation in the spool sleeve comprises first book needle and second half book needle, and first book needle moving mechanism and second half book needle moving mechanism are installed to the mount pad rear, and first book needle moving mechanism drives first book needle and moves back alone, and second half book needle moving mechanism drives second half book needle and moves back and forth alone.

As a preferred scheme of the utility model, the inside suit outer spool of spool sleeve, the inside suit inner spool of outer spool, spool sleeve inner wall are equipped with the sleeve keyway, and the outer spool is equipped with outer spool keyway, and the inner spool is equipped with inner spool keyway, imbeds the keybar in the inner spool keyway, and outer spool keyway, sleeve keyway are stretched into to the keybar top.

As a preferred scheme of the utility model, outer spool ejector pad is installed to outer spool rear end, spool ejector pad in the installation of interior spool rear end, interior spool ejector pad are located outer spool ejector pad rear side.

As an optimal scheme of the utility model, first roll of needle moving mechanism includes the cylinder, goes up the horizontal migration board, goes up the screw rod, goes up the cylinder piston rod and stretches out forward and connect the upper transverse migration board, goes up horizontal migration board bottom and is equipped with two and goes up the screw rod, goes up the screw rod and cliies the outer spool ejector pad for two, and second roll of needle moving mechanism includes lower cylinder, lower horizontal migration board, lower screw rod, and lower cylinder piston rod stretches out forward and connects lower horizontal migration board, and lower horizontal migration board bottom is equipped with two lower screw rods, and the inner spool ejector pad is cliied to two lower screw rods.

As a preferred scheme of the utility model, go up sideslip board, sideslip board back mounted has the slider down, slider sliding connection slide rail, slide rail fixed mounting in the mount pad and lie in the sideslip board and sideslip between the board down.

As a preferred scheme of the utility model, slewing mechanism includes motor, action wheel, drive belt, follows the driving wheel, and motor output shaft installation action wheel, action wheel pass through drive belt transmission and connect from the driving wheel, follow the driving wheel through holding tightly the piece and install spool sleeve periphery side.

Has the advantages that: compared with the prior art, the utility model discloses a book needle is by first book needle and the components of a whole that can function independently structure that the needle is constituteed of first half book, when will take out the needle, at first half book needle moving mechanism drive second half book needle retreat and shift out electric core, first half book needle moves the in-process first half book needle still in electric core, first half book needle can prevent that pole piece, diaphragm are taken out, first half book needle shifts out back book heart department space grow, then first half book needle moving mechanism drive first book needle retreat shift out electric core can avoid the emergence of electric core bad phenomenon of loosing core.

Drawings

FIG. 1 is a perspective view of the whole body of the present invention;

FIG. 2 is a perspective view of the present invention after hiding the rotating mechanism, the upper half winding needle moving mechanism and the lower half winding needle moving mechanism;

FIG. 3 is a perspective view of the present invention showing the needle, the sleeve and the bearing seat;

FIG. 4 is a cross-sectional view of the reel sleeve, the outer reel, and the inner reel of the present invention;

FIG. 5 is a perspective view of the reel sleeve, the outer reel, and the inner reel of the present invention;

FIG. 6 is a perspective view of the upper and lower half-winding needle moving mechanism of the present invention;

fig. 7 is a perspective view of the rotating mechanism of the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1 to 4, a single winding needle split structure includes an installation base 1, a rotating mechanism 2, a winding shaft sleeve 3 and a bearing seat 4, the rotating mechanism 2 is installed in the installation base 1, the rotating mechanism 2 drives the winding shaft sleeve 3 to rotate, the bearing seat 4 is installed in front of the winding shaft sleeve 3, the bearing seat 4 is used for being installed on a winding device, a single winding needle 5 is installed in the winding shaft sleeve 3, the winding needle 5 is composed of an upper winding needle 51 and a lower winding needle 52, an upper winding needle moving mechanism 6 and a lower winding needle moving mechanism 7 are installed behind the installation base 1, the upper winding needle moving mechanism 6 drives the upper winding needle 51 to move back and forth independently, and the lower winding needle moving mechanism 7 drives the lower winding needle 52 to move back and forth independently.

As shown in fig. 4 and 5, the outer reel 7 is sleeved inside the reel sleeve 3, the inner reel 8 is sleeved inside the outer reel 7, the sleeve key groove 31 is formed in the inner wall of the reel sleeve 3, the sleeve key groove 31 extends axially along the reel sleeve 3 and penetrates through the outer reel 7, the outer reel 7 is provided with an outer reel key groove 71, the outer reel key groove 71 extends axially along the outer reel 7 and is shorter than the sleeve key groove 31, the inner reel 8 is provided with an inner reel key groove 81, the inner reel key groove 81 is matched with the key strip 9 in size, the key strip 9 is embedded in the inner reel key groove 81, the outer reel key groove 71 and the sleeve key groove 31 extend above the key strip 9, when the reel sleeve 3 rotates, due to the function of the key strip 9, the reel sleeve 3 can drive the outer reel 7 and the inner reel 8 to rotate synchronously, and the lower half-winding needle 52 is installed at the front end of the outer reel 7 through a screw (not shown) as shown in fig. 4, the upper half-winding needle 51 is installed at the front end of the inner reel 8 through a screw (not shown in the drawing), and the outer reel 7 and the inner reel 8 can drive the upper half-winding needle 52 to rotate.

Specifically, 7 rear ends of the outer reels are provided with the outer

reel push blocks

10, 8 rear ends of the inner reels are provided with the inner reel push blocks 11, the inner reel push blocks 11 are located behind the outer reel push blocks 10, and due to the existence of the outer reel key grooves 71 and the inner reel key grooves 81, the outer reels 7 and the inner reels 8 can move back and forth relatively without mutual influence.

As shown in FIG. 6, the upper half-winding needle moving mechanism 6 comprises an upper cylinder 61, an upper traverse plate 62 and an upper screw 63, a piston rod of the upper cylinder extends forwards to connect the upper traverse plate 62, two upper screws 63 are arranged at the bottom of the upper traverse plate 62, the two upper screws 63 clamp the outer reel push block 10, the lower half-winding needle moving mechanism 7 comprises a lower cylinder 71, a lower traverse plate 72 and a lower screw 73, a piston rod of the lower cylinder extends forwards to connect the lower traverse plate 72, two lower screws 73 are arranged at the bottom of the lower traverse plate 72, the two lower screws 73 clamp the inner reel push block 11, a slider 12 is arranged at the back of the upper traverse plate 62 and the lower traverse plate 72, the slider 12 is connected with a slide rail 13 in a sliding manner, the slide rail 13 is fixedly arranged on the mounting base 1 and is positioned between the upper traverse plate 62 and the lower traverse plate 72, the upper half-winding needle moving mechanism 6 drives the outer reel 7 to move forwards and backwards, the upper traverse plate 61 drives the upper traverse plate 62 to move forwards and backwards along the slide rail 13, the outer reel 10 drives the outer reel 7 to move forwards and backwards, and forwards the same principle of the outer reel is not moved by the same half-back and backwards and forwards, the same needle moving mechanism 52.

As shown in fig. 7, the rotating mechanism 2 includes a motor 21, a driving wheel 22, a transmission belt (not shown), and a driven wheel 23, the driving wheel 22 is mounted on the output shaft of the motor, the driving wheel 22 is connected to the driven wheel 23 through transmission of the transmission belt, the driven wheel 23 is mounted on the outer peripheral side of the reel sleeve 3 through a holding block, when the motor 21 drives the driving wheel 22 to rotate, the driving wheel 22 drives the driven wheel 23 to rotate through the transmission belt, and the driven wheel 23 drives the reel sleeve 3 to rotate.

The working principle is as follows: when the winding needle rotates forwards for a specified number of turns to enable the battery cell to be wound and then needs to be drawn, the cell product is clamped by a prime clamp of the winding machine, then the rotating mechanism 2 drives the winding needle to rotate reversely for a certain angle to enable the winding core to be loosened, then the lower half winding needle moving mechanism 7 drives the lower half winding needle 52 to retreat and move out of the battery cell, the upper half winding needle 51 is still in the battery cell in the moving process of the lower half winding needle 52, the upper half winding needle 51 can prevent a pole piece and a diaphragm from being taken out, the space of the winding core is enlarged after the lower half winding needle 52 is moved out, and then the upper half winding needle moving mechanism 6 drives the upper half winding needle 61 to retreat and move out of the battery cell to avoid the bad phenomenon of core pulling of the battery cell.

The above description is provided for the purpose of describing the present invention in more detail with reference to the preferred embodiments, and it should not be construed that the present invention is limited to these descriptions, and it will be apparent to those skilled in the art that the present invention can be implemented in many ways without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a single book needle components of a whole that can function independently structure, includes mount pad, slewing mechanism, spool sleeve and bearing frame, installation slewing mechanism in the mount pad, and slewing mechanism drive spool sleeve rotates, spool sleeve the place ahead installation bearing frame, its characterized in that: a single winding needle is installed in the winding shaft sleeve, the winding needle consists of an upper half winding needle and a lower half winding needle, an upper half winding needle moving mechanism and a lower half winding needle moving mechanism are installed behind the installation seat, the upper half winding needle moving mechanism drives the upper half winding needle to independently move back and forth, and the lower half winding needle moving mechanism drives the lower half winding needle to independently move back and forth.

2. The single winding needle split structure according to claim 1, characterized in that: the inside suit outer spool of spool sleeve, the inside suit inner spool of outer spool, spool sleeve inner wall are equipped with the sleeve keyway, and the outer spool is equipped with outer spool keyway, and the inner spool is equipped with inner spool keyway, imbeds the keybar in the inner spool keyway, and outer spool keyway, sleeve keyway are stretched into to the keybar top.

3. The single winding needle split structure according to claim 2, characterized in that: outer spool ejector pad is installed to outer spool rear end, and interior spool ejector pad is installed to interior spool rear end, and interior spool ejector pad is located outer spool ejector pad rear.

4. The single winding needle split structure according to claim 3, characterized in that: the upper half-winding needle moving mechanism comprises an upper air cylinder, an upper transverse moving plate and upper screw rods, a piston rod of the upper air cylinder extends forwards to connect the upper transverse moving plate, two upper screw rods are arranged at the bottom of the upper transverse moving plate and clamp an outer scroll push block, the lower half-winding needle moving mechanism comprises a lower air cylinder, a lower transverse moving plate and lower screw rods, a piston rod of the lower air cylinder extends forwards to connect the lower transverse moving plate, two lower screw rods are arranged at the bottom of the lower transverse moving plate, and the two lower screw rods clamp the inner scroll push block.

5. The single winding needle split structure according to claim 4, wherein: the back surfaces of the upper transverse moving plate and the lower transverse moving plate are provided with sliders, the sliders are connected with sliding rails in a sliding mode, and the sliding rails are fixedly installed on the installation seat and located between the upper transverse moving plate and the lower transverse moving plate.

6. The split structure of the single winding needle according to claim 1, characterized in that: the rotating mechanism comprises a motor, a driving wheel, a transmission belt and a driven wheel, the driving wheel is installed on an output shaft of the motor, the driving wheel is connected with the driven wheel through the transmission of the transmission belt, and the driven wheel is installed on the periphery side of the reel sleeve through the holding block.