CN216648405U

CN216648405U - Detachable winding mechanism with multiple winding needles

Info

Publication number: CN216648405U
Application number: CN202122619304.4U
Authority: CN
Inventors: 巩毅涛; 朱金鹏; 赵恒哲
Original assignee: Jiangsu Zhongguancun Jiatuo New Energy Equipment Co ltd
Current assignee: Jiangsu Jiatuo New Energy Intelligent Equipment Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-05-31
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a detachable multi-winding-needle winding mechanism which comprises a turntable, winding needles and a winding-needle driving structure, wherein the winding-needle driving structure is fixed on the turntable, each winding needle comprises a winding-needle shaft and a winding-needle assembly, the winding-needle shaft is movably arranged on the turntable through the winding-needle driving structure, and the winding-needle assemblies are detachably arranged on the winding-needle shaft and the turntable. The coiling needle assembly is detachably connected with the rotary disc, the positioning structure and the clamping structure for fixing the coiling needle assembly are arranged on the rotary disc and the coiling needle shaft, and the stability of the coiling needle in two sections during coiling is guaranteed. Therefore, the winding efficiency of the winding needle is reserved, the wound military array can be disassembled, the wound battery cell is subjected to blanking and loading, and the production efficiency of the winding machine is greatly improved.

Description

Detachable winding mechanism with multiple winding needles

Technical Field

The utility model relates to a winding structure of a lithium battery cell, in particular to a detachable winding mechanism with multiple winding needles.

Background

The winding of the battery core is a main production link in the production process of the lithium battery, the winding of the battery core is mostly carried out by adopting a winding machine, and the winding needle is used as a structure which needs to wind the battery core of the battery, needs to be connected with an air supply structure and needs to rotate integrally. Therefore, the winding needle structure in the prior art is generally installed in an integrated manner, so that the communication between the air supply device and the winding needle can be ensured, and the winding needle can be rotationally driven, but as the efficiency of the winding machine is continuously improved, the winding speed is continuously improved, a large amount of time is consumed for performing actions such as blanking of a battery cell on the winding needle, the consumption of cycle time is caused, and the winding needle structure becomes the bottleneck for improving the efficiency of the winding machine.

SUMMERY OF THE UTILITY MODEL

To overcome the deficiencies of the prior art, the present invention provides a segmented, removable, multiple winding needle winding mechanism that is divided into a winding needle shaft and a winding needle assembly.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a many book needles winding mechanism of detachable, includes the carousel, rolls up the needle and rolls up needle drive structure, it fixes on the carousel to roll up needle drive structure, it includes book needle axle and rolls up the needle subassembly to roll up the needle, it sets up through rolling up needle drive structure activity on the carousel to roll up the needle axle, it can dismantle the setting on book needle axle and carousel to roll up the needle subassembly.

As an improvement of the technical scheme, a positioning structure and a clamping structure are further arranged between the needle rolling shaft and the needle rolling assembly, a plug connector is arranged at the end of the needle rolling assembly, the positioning structure is used for positioning the plug connector in a plug-in mode on the rotary table, and the clamping structure is used for clamping and fixing the plug connector and the needle rolling shaft in a butt joint mode.

As a further improvement of the technical scheme, the positioning structure comprises an inclined positioning structure and an inserting positioning structure, the inclined positioning structure is arranged on the turntable, and the inserting positioning structure is arranged on the needle winding shaft.

As a further improvement of the technical scheme, the winding needle driving structure is provided with a rotating connecting block, the rotating connecting block is provided with an inclined positioning block, the middle edge of the inclined positioning block is obliquely arranged, the inserting head is provided with an inclined positioning edge matched with the inclined positioning block, and the winding needle assembly is obliquely positioned by matching the inclined positioning edge on the inserting head with the inclined positioning block.

As a further improvement of the above technical scheme, an air hole is formed in the plug connector, and an insertion positioning piece is arranged at the end part of the needle winding shaft and inserted into the air hole of the plug connector; the inserting positioning piece comprises an inserting part and a fixing part, the fixing part is fixed at the end part of the needle rolling shaft, the inserting part is inserted into the inserting head, an air hole communicated with the needle rolling shaft and the inserting head is formed in the middle of the inserting structure, and the inserting positioning piece is of a flexible structure.

As a further improvement of the technical scheme, the clamping structure comprises a shaft sleeve, and a tensioning piece and a clamping piece which are arranged on two sides of the shaft sleeve, wherein the shaft sleeve is movably arranged outside the needle winding shaft, the tensioning piece pulls the clamping piece through the shaft sleeve, and the clamping piece is used for clamping the plug connector.

As a further improvement of the technical scheme, the tensioning piece comprises a tensioning cylinder, a tensioning block and a tensioning clamping jaw, the tensioning block is fixed at the end part of one end, far away from the contact pin, of the shaft sleeve, and the tensioning clamping jaw is fixed on an air rod of the tensioning cylinder and is rotationally clamped with the tensioning block.

As a further improvement of the technical scheme, the tensioning block is annularly sleeved on the shaft sleeve, an annular tensioning groove is further formed in the middle of the tensioning block, and a tensioning pin which is located in the tensioning groove and is in clearance connection with the tensioning groove is arranged on the tensioning clamping jaw.

As a further improvement of the technical scheme, the number of the tensioning clamping jaws is two, the two tensioning clamping jaws are oppositely arranged, and the two tensioning clamping jaws are integrally connected; the tensioning cylinder is further provided with a fixing piece and is fixed on the rotary table through the fixing piece.

As a further improvement of the technical scheme, the clamping piece comprises a clamping block and a clamping pin, a pin hole used for pushing the clamping pin is formed in the clamping block, and the clamping block is fixed at the end part of one end, close to the contact pin, of the shaft sleeve.

As a further improvement of the technical scheme, the pin hole is obliquely arranged from the side edge of the clamping block to the inside of the clamping block, part of the clamping pin is positioned in the pin hole, and part of the clamping pin is clamped on the plug-in connector; the socket is provided with a spherical groove, and one end of the clamping pin is in hemispherical joint with the spherical groove of the socket.

As a further improvement of the above technical solution, the clamping block is fixed on the shaft sleeve in an annular shape, and a plurality of pin holes are provided in the clamping block, and a plurality of clamping pins are also provided corresponding to the pin holes.

As a further improvement of the above technical solution, the clamping block is further provided with a clamping and positioning structure, and the clamping and positioning structure is used for fixing the clamped clamping pin.

As a further improvement of the above technical scheme, the clamping and positioning structure includes a clamping and positioning block and an elastic positioning pin, the clamping and positioning block is sleeved on the clamping block, a pin hole is formed in the clamping and positioning block, the elastic positioning pin is elastically arranged in the pin hole, the clamping block and the clamping pin are both provided with elastic pin holes corresponding to the elastic positioning pin, and the elastic positioning pin is inserted into the pin hole of the clamping pin after the clamping pin is clamped.

As a further improvement of the technical scheme, the winding needle driving structure comprises a rotating motor, a belt pulley set and a rotating connecting piece, wherein the belt pulley set is used for connecting the rotating motor and the rotating connecting piece, and the rotating motor drives the winding needle shaft on the turntable through the rotating connecting piece.

As a further improvement of the above technical solution, the rotary connecting member includes a connecting portion movably connected to the shaft sleeve and a fixing portion fixed to the turntable, the fixing portion and the connecting portion are rotatably connected by a bearing, and the rotary connecting member is axially slidably connected to the shaft sleeve through the connecting portion.

As a further improvement of the above technical solution, a sliding protrusion is provided on the connecting portion, a sliding groove is provided on the shaft sleeve corresponding to the sliding protrusion, and the rotating connecting member axially slides through the sliding groove and the protrusion.

As a further improvement of the technical scheme, the side of the turntable is also provided with an automatic pin inserting structure, the automatic pin inserting structure is provided with a pin inserting clamping jaw, and the pin inserting clamping jaw is used for clamping and taking the winding pin assembly to be detached on the turntable.

As the further improvement of the technical scheme, the automatic pin inserting structure further comprises a clamping jaw driving piece and a multi-directional clamping jaw rotating arm, and the pin inserting clamping jaw utilizes the multi-directional clamping jaw rotating arm driven by the clamping jaw driving piece to detach the winding pin at different positions on the turntable.

As a further improvement of the technical scheme, the contact pin clamping jaw is a finger cylinder, and the two clamping jaws of the finger cylinder are also provided with bulges used for clamping and winding the needle.

The beneficial effects are that: the winding mechanism not only arranges the winding needle into the winding needle shaft and the winding needle assembly, but also detachably connects the winding needle assembly on the turntable, and arranges the positioning structure and the clamping structure for fixing the winding needle assembly on the turntable and the winding needle shaft, thereby ensuring the stability of the two-section winding needle during winding. Therefore, the winding efficiency of the winding needle is reserved, the wound military array can be disassembled, the wound battery cell is subjected to blanking and loading, and the production efficiency of the winding machine is greatly improved.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is an assembly schematic of the present invention;

FIG. 2 is a schematic diagram of the turret portion of the present invention;

FIG. 3 is a schematic cross-sectional view of a turret portion of the present invention;

FIG. 4 is a cross-sectional view of the clamp portion of the present invention;

fig. 5 is a schematic diagram of a portion of an automatic pin insertion apparatus according to the present invention.

1. A positioning structure; 11. inclining the positioning block; 12. inclining the positioning edge; 13. inserting and positioning pieces; 2. a tension member; 21. tensioning the cylinder; 22. a tensioning block; 23. tensioning the clamping jaw; 3. a clamping member; 31. a clamping block; 32. a clamp pin; 33. a shaft sleeve; 4. clamping and positioning the structure; 41. clamping a positioning block; 42. an elastic positioning pin; 5. a needle winding drive structure; 51. rotating the motor; 52. a pulley block; 53. rotating the connecting piece; 6. an automatic pin inserting structure; 61. a jaw drive; 62. a multi-directional clamping jaw rotating arm; 63. inserting a pin clamping jaw; 7. a turntable; 8. a needle winding assembly; 81. a plug-in connector; 9. and (4) rolling a needle shaft.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. All technical characteristics in the utility model can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 and 2, a detachable winding mechanism with multiple winding needles comprises a rotary table 7, winding needles and a winding needle driving structure 5, wherein the winding needle driving structure 5 is fixed on the rotary table 7, each winding needle comprises a winding needle shaft 9 and a winding needle assembly 8, the winding needle shaft 9 is movably arranged on the rotary table 7 through the winding needle driving structure 5, and the winding needle assembly 8 is detachably arranged on the winding needle shaft 9 and the rotary table 7. The coil needle is provided with the multiunit on carousel 7, after the completion was convoluteed to lithium battery electricity core on certain coil needle, alright carry out automatic pulling out to this coil needle subassembly 8, then place new electric core after unloading to electric core and continue to convolute. The winding needle is replaced by the clamping jaws, so that other action time exceeding the winding time in the turret is avoided, the working efficiency of the turret of the winding machine is improved, and the efficiency of the winding machine is improved. A positioning structure 1 and a clamping structure are further arranged between the needle rolling shaft 9 and the needle rolling assembly 8, a plug connector 81 is arranged at the end of the needle rolling assembly 8, the positioning structure 1 is used for positioning the plug connector 81 in a plug-in mode on the rotary table 7, and the clamping structure is used for clamping and fixing the plug connector 81 and the needle rolling shaft 9 in a butt joint mode. The arrangement of the positioning structure 1 and the clamping structure can enable the winding needle assembly 8 to find the installation position quickly and accurately when being installed, and further fixation is carried out after the installation, so that the stability of connection between the winding needle assembly 8 and the winding needle shaft 9 and the stability of the whole winding needle in the winding process are ensured.

Referring to fig. 3 and 4, the positioning structure 1 includes an inclined positioning and an insertion positioning, the inclined positioning is arranged on the turntable 7, and the insertion positioning is arranged on the needle winding shaft 9. The needle rolling driving structure 5 is provided with a rotating connecting block, the rotating connecting block is provided with an inclined positioning block 11, the middle edge of the inclined positioning block 11 is arranged in an inclined mode, the plug connector 81 is provided with an inclined positioning edge 12 matched with the inclined positioning block 11, and the needle rolling assembly 8 is inclined and positioned through the cooperation of the inclined positioning edge 12 on the plug connector 81 and the inclined positioning block 11. The mounting position of the rolling needle assembly 8 of the rotary disc 7 is provided with a slotted hole, the inclined positioning block 11 is positioned at the edge position of the slotted hole of the rotary disc 7, when the rolling needle assembly 8 is inserted, the inclined positioning block 11 is firstly contacted, when the inclined positioning edge 12 on the insertion head 81 inserted into the mounting position hole is contacted with the inclined positioning edge 12 on the inclined positioning block 11, the two connected edges position and adjust the rolling needle assembly 8 in the insertion process of the insertion head 81 until the two inclined edges are completely contacted, and the initial positioning of the rolling needle assembly 8 in the insertion process is completed. Except for initial positioning at the insertion edge, an air hole is arranged inside the insertion joint 81, an insertion positioning piece 13 is arranged at the end part communicating the air hole and communicated with the needle winding shaft 9, and the insertion positioning piece 13 is inserted into the air hole of the insertion joint 81; the inserting positioning piece 13 comprises an inserting part and a fixing part, the fixing part is fixed at the end part of the needle rolling shaft 9, the inserting part is inserted into the inserting head 81, an air hole communicated with the needle rolling shaft 9 and the inserting head 81 is formed in the middle of the inserting structure, and the inserting positioning piece 13 is of a flexible structure. The flexible inserting and positioning piece 13 can realize the connection buffering performance between the needle rolling shaft 9 and the needle rolling assembly 8, the elasticity of the flexible inserting and positioning piece 13 can play a role in sealing the connection between the needle rolling shaft and the needle rolling assembly, and the connection tightness between air holes is improved. In addition, still be provided with the cross constant head tank on slope locating piece 11, and then be provided with the cross locating piece that corresponds with the cross constant head tank on rolling up needle subassembly 8, after rolling up needle subassembly 8 and rolling up the contact of needle axle 9 and accomplishing, the cross locating piece is located the cross constant head tank, and the cross locating piece further carries out the joint with the cross constant head tank at the other end that rolls up needle subassembly 8 and roll up needle drive structure 5 and be connected and fix, has further improved the stability at the rotation in-process after rolling up needle subassembly 8 installation completion.

The clamping structure comprises a shaft sleeve 33, and a tightening piece 2 and a clamping piece 3 which are arranged on two sides of the shaft sleeve 33, wherein the shaft sleeve 33 is movably arranged outside the needle winding shaft 9, the tightening piece 2 pulls the clamping piece 3 through the shaft sleeve 33, and the clamping piece 3 is used for clamping the plug connector 81. When carrying out the butt joint of contact pin, the tip of rolling up needle subassembly 8 meets to it with the tip of rolling up needle axle 9, and be provided with the air flue of intercommunication on rolling up needle axle 9 and the rolling up needle subassembly 8, in order to improve the stability of the two contact and the gas is to between sealed, tip periphery at rolling up needle subassembly 8 has set up clamping piece 3, the clamping of 8 tip of rolling up needle subassembly is realized to the pulling of the taut 2 of clamping piece 3 accessible, form the power of directional rolling up needle axle 9 direction at the tip of rolling up needle subassembly 8 simultaneously, make the connection between rolling up needle subassembly 8 and the rolling up needle axle 9 laminate more, and is more firm, the performance of contact pin has been guaranteed.

Specifically, the tensioning member 2 includes a tensioning cylinder 21, a tensioning block 22 and a tensioning clamping jaw 23, the tensioning block 22 is fixed at an end portion of the shaft sleeve 33 far from one end of the contact pin, and the tensioning clamping jaw 23 is fixed on an air rod of the tensioning cylinder 21 and is rotationally clamped with the tensioning block 22. The tensioning block 22 is annularly sleeved on the shaft sleeve 33, an annular tensioning groove is further formed in the middle of the tensioning block 22, and a tensioning pin which is located in the tensioning groove and is in clearance connection with the tensioning groove is arranged on the tensioning clamping jaw 23. The tensioning slot provided on the tensioning block 22 corresponds to an annular groove provided in the middle of the annular tensioning block 22, and the tensioning pin can be disposed in the groove, but in order to ensure that the tensioning block 22 can rotate without being affected by the tensioning pin, the tensioning pin is only located in the tensioning slot, but the periphery of the tensioning pin is not in contact with the tensioning slot. When the tensioning cylinder 21 pulls the tensioning pin through the tensioning clamping jaw 23, the tensioning pin moves towards the tensioning cylinder 21, but is blocked by the inner wall of one side of the tensioning groove in the movement process, so that the pulling block is driven to move together, and the reverse movement process is the same. Because the tensioning groove is an open groove hole, in order to avoid the situation that the resistance between the tensioning pin and the retaining edge of the tensioning groove is large when the tensioning pin pulls the retaining edge of the tensioning groove, the tensioning pin is staggered and cannot pull the tensioning block 22, two tensioning clamping jaws 23 are arranged, the two tensioning clamping jaws 23 are oppositely arranged, and the two tensioning clamping jaws 23 are integrally connected. A clamping force is formed between the two integrally arranged opposite tensioning clamping jaws 23, so that the tensioning pin is more stable when being pulled in the tensioning groove, meanwhile, the two tensioning pins at opposite positions in tensioning enable the tensioning block 22 to be more uniformly stressed when being pulled, and the movement process is more stable. Instead of two tensioning claws 23, it is also possible to provide a plurality of tensioning claws 23, likewise the more tensioning claws 23, the more stable the pulling of the tensioning block 22. The tensioning cylinder 21 is further provided with a fixing piece, and the tensioning cylinder 21 is fixed on the rotary table 7 through the fixing piece.

The clamping piece 3 comprises a clamping block 31 and a clamping pin 32, a pin hole for pushing the clamping pin 32 is arranged in the clamping block 31, and the clamping block 31 is fixed at the end part of the shaft sleeve 33 close to one end of the contact pin. The pin hole is obliquely arranged from the side edge of the clamping block 31 to the inside of the clamping block 31, part of the clamping pin 32 is positioned in the pin hole, and part of the clamping pin is clamped on the plug connector 81; the plug 81 is provided with a spherical groove, and one end of the clamping pin 32 is in hemispherical joint with the spherical groove of the plug 81. The clamping block 31 is fixed on the shaft sleeve 33 in an annular shape, a plurality of pin holes are formed in the clamping block 31, and a plurality of clamping pins 32 are arranged corresponding to the pin holes. The pinhole and the round pin axle cooperation that the slope set up, when being provided with the tight piece 31 of clamp of slope pinhole and carrying out horizontal motion, the pinhole just can provide a slant decurrent power to the clamp pin 32 that sets up in it for clamp pin 32 supports not only can form the extrusion of a side angle at the contact pin subassembly tip to the contact pin subassembly at the upper end of contact pin subassembly, thereby reaches the fixed of contact pin subassembly on the contact pin connecting axle. In addition, the end part of the pin shaft is arranged to be spherical with certain elasticity, so that the pin shaft can be better matched with a pin inserting assembly, and when clamping is carried out, the pressure directions of the clamping pin 32 on the pin hole are different, and the spherical surface can better buffer force.

After the clamping pin 32 pulls and clamps the plug-in connector 81, in order to prevent the position of the plug-in connector 81 from being changed due to an external force in the opposite direction, the clamping block 31 is further provided with a clamping and positioning structure 4, and the clamping and positioning structure 4 is used for fixing the clamped clamping pin 32. The clamping and positioning structure 4 comprises a clamping and positioning block 41 and an elastic positioning pin 42, the clamping and positioning block 41 is sleeved on the clamping block 31, a pin hole is formed in the clamping and positioning block 41, the elastic positioning pin 42 is elastically arranged in the pin hole, elastic pin holes corresponding to the elastic positioning pin 42 are formed in the clamping block 31 and the clamping pin 32, and the elastic positioning pin 42 is inserted into the pin hole of the clamping pin 32 after the clamping pin 32 is clamped. When the clamping block 31 is not pulled by the tension member 2, the end of the elastic positioning pin 42 located in the clamping member 3 abuts against the outer edge of the clamping block 31, and the elastic positioning pin 42 is entirely retracted in the pin hole. After the clamping block 31 is pulled by the tensioning member 2, the elastic pin holes arranged on the clamping block 31 and the clamping pin 32 correspond to the elastic positioning pin 42, and the elastic force of the elastic positioning pin 42 pushes the pin shaft into the elastic pin hole, so that the insertion positioning of the clamping block 31 is realized.

The winding needle driving structure 5 comprises a rotating motor 51, a belt pulley set 52 and a rotating connecting piece 53, wherein the belt pulley set 52 is used for connecting the rotating motor 51 and the rotating connecting piece 53, and the rotating motor 51 drives the winding needle shaft 9 on the turntable 7 through the rotating connecting piece 53. The rotary connecting piece 53 comprises a connecting part movably connected on the shaft sleeve 33 and a fixed part fixed on the rotary table 7, the fixed part and the connecting part are rotatably connected by adopting a bearing, and the rotary connecting piece 53 is in axial sliding connection with the shaft sleeve 33 through the connecting part. The connecting portion is provided with a sliding protrusion, a sliding groove is formed in the position, corresponding to the sliding protrusion, of the shaft sleeve 33, and the rotating connecting piece 53 axially slides through the sliding groove and the protrusion. The arrangement of the sliding protrusion and the sliding groove limits the degree of freedom between the shaft sleeve 33 and the connecting piece, only the degree of freedom of the shaft sleeve and the connecting piece in the axial direction is reserved, and the axial sliding of the shaft sleeve and the connecting piece in the sliding groove can be realized under the condition of simultaneous rotation.

Referring to fig. 5, the side of the turntable 7 is further provided with an automatic pin inserting structure 6, a pin inserting clamping jaw 63 is arranged on the automatic pin inserting structure 6, and the pin inserting clamping jaw 63 is used for clamping the winding pin assembly 8 to be detached from the turntable 7. The automatic pin inserting structure 6 further comprises a clamping jaw driving piece 61 and a multi-directional clamping jaw rotating arm 62, and the pin inserting clamping jaws 63 are driven by the clamping jaw driving piece 61 to drive the multi-directional clamping jaw rotating arm 62 to detach the winding pins at different positions on the turntable 7. Adopt the pivot to connect between the clamping jaw rotor arm, a plurality of clamping jaw rotor arms can drive contact pin clamping jaw 63 and carry out diversified removal, can dismantle the book needle subassembly 8 of optional position to install after unloading. Contact pin clamping jaw 63 is the finger cylinder, and still is provided with the arch that is used for the joint to roll up the needle on two clamping jaws of finger cylinder, be provided with bellied clamping jaw can be better with roll up the contact of needle subassembly 8, press from both sides and get more stably.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a many rolls of needle winding mechanisms of detachable which characterized in that: including carousel, book needle and book needle drive structure, it fixes on the carousel to roll up needle drive structure, it includes book needle axle and book needle subassembly to roll up the needle, it sets up through rolling up needle drive structure activity on the carousel to roll up the needle axle, it can dismantle the setting on book needle axle and carousel to roll up the needle subassembly.

2. The removable multiple winding pin winder mechanism of claim 1, further comprising: the needle winding device is characterized in that a positioning structure and a clamping structure are further arranged between the needle winding shaft and the needle winding assembly, a plug connector is arranged at the end of the needle winding assembly, the positioning structure is used for positioning the plug connector in a plug-in mode on the rotary table, and the clamping structure is used for clamping and fixing the plug connector and the needle winding shaft in a butt joint mode.

3. A detachable multiple winding needle winding mechanism according to claim 2, characterized in that: the positioning structure comprises an inclined positioning part and an inserting positioning part, the inclined positioning part is arranged on the turntable, and the inserting positioning part is arranged on the needle winding shaft.

4. A detachable multiple winding pin winder mechanism according to claim 3, further comprising: the winding needle driving structure is provided with a rotating connecting block, the rotating connecting block is provided with an inclined positioning block, the middle edge of the inclined positioning block is arranged in an inclined mode, the inserting head is provided with an inclined positioning edge matched with the inclined positioning block, and the winding needle assembly is matched with the inclined positioning block through the inclined positioning edge on the inserting head to perform inclined positioning.

5. A detachable multiple winding pin winder mechanism according to claim 3, further comprising: an air hole is formed in the plug connector, an inserting positioning piece is arranged at the end part of the needle winding shaft, and the inserting positioning piece is inserted into the air hole of the plug connector; the inserting positioning piece comprises an inserting part and a fixing part, the fixing part is fixed at the end part of the needle rolling shaft, the inserting part is inserted into the inserting head, an air hole communicated with the needle rolling shaft and the inserting head is formed in the middle of the inserting structure, and the inserting positioning piece is of a flexible structure.

6. A detachable multiple winding needle winding mechanism according to claim 2, characterized in that: the clamping structure comprises a shaft sleeve, a tensioning piece and a clamping piece, wherein the tensioning piece and the clamping piece are arranged on two sides of the shaft sleeve, the shaft sleeve is movably arranged outside the needle winding shaft, the tensioning piece pulls the clamping piece through the shaft sleeve, and the clamping piece is used for clamping the plug connector.

7. The removable multiple winding pin winding mechanism of claim 6, wherein: the tensioning piece comprises a tensioning cylinder, a tensioning block and a tensioning clamping jaw, the tensioning block is fixed at the end part of one end, far away from the contact pin, of the shaft sleeve, and the tensioning clamping jaw is fixed on an air rod of the tensioning cylinder and is rotationally clamped with the tensioning block.

8. A detachable multiple winding needle winding mechanism according to claim 7, wherein: the tensioning block is annularly sleeved on the shaft sleeve, an annular tensioning groove is further formed in the middle of the tensioning block, and a tensioning pin which is located in the tensioning groove and is in clearance connection with the tensioning groove is arranged on the tensioning clamping jaw.

9. A detachable multiple winding needle winding mechanism according to claim 7, wherein: the two tensioning clamping jaws are oppositely arranged and integrally connected; the tensioning cylinder is further provided with a fixing piece and is fixed on the rotary table through the fixing piece.

10. The removable multiple winding pin winder mechanism of claim 6, further comprising: the clamping piece comprises a clamping block and a clamping pin, a pin hole used for pushing the clamping pin is formed in the clamping block, and the clamping block is fixed at the end part of one end, close to the contact pin, of the shaft sleeve.

11. A detachable multiple winding needle winding mechanism according to claim 10, wherein: the pin hole is obliquely arranged from the side edge of the clamping block to the inside of the clamping block, part of the clamping pin is positioned in the pin hole, and part of the clamping pin is clamped on the plug-in connector; the socket is provided with a spherical groove, and one end of the clamping pin is in hemispherical joint with the spherical groove of the socket.

12. A detachable multiple winding needle winding mechanism according to claim 11, wherein: the clamping blocks are fixed on the shaft sleeve in an annular mode, a plurality of pin holes are formed in the clamping blocks, and a plurality of clamping pins are arranged corresponding to the pin holes.

13. A removable multiple winding needle winding mechanism according to claim 10, wherein: the clamping block is further provided with a clamping and positioning structure, and the clamping and positioning structure is used for fixing the clamped clamping pin.

14. A detachable multiple winding needle winding mechanism according to claim 13, wherein: the clamping and positioning structure comprises a clamping and positioning block and an elastic positioning pin, the clamping and positioning block is sleeved on the clamping block, a pin hole is formed in the clamping and positioning block, the elastic positioning pin is elastically arranged in the pin hole, elastic pin holes corresponding to the elastic positioning pin are formed in the clamping block and the clamping pin, and the elastic positioning pin is inserted into the pin hole of the clamping pin after the clamping pin is clamped.

15. The removable multiple winding pin winder mechanism of claim 6, further comprising: the winding needle driving structure comprises a rotating motor, a belt wheel set and a rotating connecting piece, the belt wheel set is used for connecting the rotating motor and the rotating connecting piece, and the rotating motor drives a winding needle shaft on a turntable through the rotating connecting piece.

16. The removable multiple winding pin winder mechanism of claim 15, further comprising: the rotary connecting piece comprises a connecting part and a fixing part, wherein the connecting part is movably connected with the shaft sleeve, the fixing part is fixed on the rotary table, the fixing part and the connecting part are in rotary connection through a bearing, and the rotary connecting piece is in axial sliding connection with the shaft sleeve through the connecting part.

17. A detachable multiple winding needle winding mechanism according to claim 16, wherein: the connecting part is provided with a sliding protrusion, a sliding groove is arranged on the shaft sleeve corresponding to the sliding protrusion, and the rotating connecting piece axially slides through the sliding groove and the protrusion.

18. The removable multiple winding pin winding mechanism of claim 1, wherein: the side of carousel still is provided with automatic contact pin structure, the structural contact pin clamping jaw that is provided with of automatic contact pin, the contact pin clamping jaw is used for pressing from both sides to get and rolls up needle subassembly and dismantles on the carousel.

19. A detachable multiple winding needle winding mechanism according to claim 18, wherein: the automatic pin inserting structure further comprises a clamping jaw driving piece and a multi-azimuth clamping jaw rotating arm, and the pin inserting clamping jaws drive the multi-azimuth clamping jaw rotating arm to detach the winding pins at different positions on the turntable.

20. A detachable multiple winding needle winding mechanism according to claim 18, wherein: the contact pin clamping jaw is a finger cylinder, and bulges used for clamping and winding the needle are further arranged on the two clamping jaws of the finger cylinder.