CN218088142U

CN218088142U - Negative pole film-making winding mechanism of full-automatic film-making winding all-in-one of cylinder battery

Info

Publication number: CN218088142U
Application number: CN202222525552.7U
Authority: CN
Inventors: 郭飞飞; 李栋; 牛长利; 吉跃华; 方治文
Original assignee: Shandong Zhongshan Photoelectric Material Co ltd
Current assignee: Shandong Zhongshan Photoelectric Material Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2022-12-20
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses a negative pole film-making winding mechanism of full-automatic film-making of cylinder battery coiling all-in-one belongs to cylinder battery negative pole piece around rolling up technical field, a negative pole film-making winding mechanism of full-automatic film-making of cylinder battery coiling all-in-one, including the coiling axle, the chamber has all been seted up at coiling axle both ends, accomodate the intracavity side and have put serpentine spring and limiting plate in proper order, and serpentine spring tip and limiting plate looks butt, the welding of one side surface center department that serpentine spring was kept away from to the limiting plate has the screw thread connecting rod, and screw thread connecting rod and the looks spiro union of accomodating chamber port department, and it can realize, rotates with the mounting panel through the screw thread connecting rod and is connected, consequently rotates the in-process at the screw thread connecting rod, and the mounting panel can produce axial translation to make the reference column that sets up on the mounting panel from the rim plate locating hole department break away from each other, and then take off the coiling axle from the support, simple structure, convenient operation, be convenient for will take off from the coiling axle around the negative pole piece after the coiling.

Description

Negative pole film-making winding mechanism of full-automatic film-making winding all-in-one of cylinder battery

Technical Field

The utility model relates to a cylinder battery negative pole piece is around rolling up technical field, and more specifically says, relates to a negative pole film-making winding mechanism of full-automatic film-making coiling all-in-one of cylinder battery.

Background

A full-automatic film-making and winding integrated machine is production equipment of a battery cell formed by welding electrode lugs of a cut positive electrode sheet and a cut negative electrode sheet and combining the positive electrode sheet and the cut negative electrode sheet with a diaphragm in a winding mode. At present, the battery core taking the lithium belt as the negative electrode is usually manufactured by manual flaking and a semi-automatic winding machine.

However, after the winding of the negative electrode sheet is completed by the winding shaft of the existing semi-automatic winding machine, the winding shaft is connected with the driving member by the bolt, so that the winding shaft is inconvenient to disassemble and assemble, and the wound negative electrode sheet is inconvenient to take off from the winding shaft, so that the negative electrode sheet winding mechanism of the cylindrical battery full-automatic sheet-making and winding all-in-one machine is provided to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Problem to exist among the prior art, the utility model aims to provide a full-automatic film-making of cylinder battery convolutes negative pole film-making winding mechanism of all-in-one, it can realize rotating with the mounting panel through threaded connection rod and is connected, consequently at threaded connection rod rotation in-process, the mounting panel can produce axial translation, thereby it breaks away from to set up locating hole department from the rim plate to make the reference column that sets up on the mounting panel, and then take off the winding shaft from the support, moreover, the steam generator is simple in structure, and convenient for operation, be convenient for take off from the winding shaft around the negative pole piece after having rolled up.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A negative pole piece-making and winding mechanism of a full-automatic piece-making and winding all-in-one machine of a cylindrical battery comprises a winding shaft, wherein both ends of the winding shaft are provided with a containing cavity, the inner side of the containing cavity is sequentially provided with a serpentine spring and a limiting plate, the end part of the serpentine spring is abutted to the limiting plate, the limiting plate is welded with a threaded connecting rod at the center of the surface of one side, away from the serpentine spring, of the limiting plate, the threaded connecting rod is in threaded connection with the end part of the containing cavity, the utility model discloses a take-up reel, including the limiting plate, threaded connecting rod, coiling shaft, rim plate, locating hole, locating column, the limiting plate is kept away from to the threaded connecting rod one end is rotated and is connected with the mounting panel, one side surface symmetry welding that the threaded connecting rod was kept away from to the mounting panel has the reference column, the support is all installed to the coiling shaft both sides, the support top is rotated with the corresponding one side surface of coiling shaft and is connected with the rim plate, one side surface symmetry that the support was kept away from to the rim plate has seted up the locating hole, and the locating hole links to each other with the reference column grafting.

Further, accomodate the chamber and be the setting of type structure, and accomodate the intracavity port internal diameter and be less than the limiting plate external diameter.

Furthermore, a threaded portion is formed in the inner side of the port of the accommodating cavity and is in threaded connection with a thread arranged on the threaded connecting rod.

Further, the one end welding that threaded connection rod and mounting panel combined together has first pivot, one side surface mosaic that mounting panel and first pivot correspond has first bearing, and first bearing and first pivot interference are connected.

Further, the outer wall department that the threaded connecting rod is close to mounting panel one end is equipped with the boss, and boss and threaded connecting rod be the integrated into one piece structure, the boss outer wall is provided with anti-skidding line.

Furthermore, a second rotating shaft is integrally formed in the middle of the surface of one side, close to the support, of the wheel disc, a second bearing is embedded in the surface of the support corresponding to the second rotating shaft, and the inner ring of the second bearing is in interference connection with the second rotating shaft.

Furthermore, a speed reducing motor is installed on the surface of one side, far away from the second bearing, of the top end of one of the supports, and the speed reducing motor is in transmission connection with the second rotating shaft through a coupler.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) This scheme, after the coiling axle is accomplished around rolling up the battery negative pole piece, through artifical rotatory screw thread connecting rod, make the cooperation of screw thread connecting rod accomodate chamber port department and rotate, thereby drive the limiting plate with serpentine spring compression deformation, and screw thread connecting rod rotates with the mounting panel and is connected, consequently at the screw thread connecting rod rotation in-process, the mounting panel can produce axial translation, thereby set up locating hole department from the rim plate and break away from mutually at the reference column that makes the setting on the mounting panel, and then take off coiling axle from the support, moreover, the steam generator is simple in structure, and convenient for operation, it takes off from the coiling axle around the negative pole piece after rolling up to be convenient for.

(2) This scheme, the utilization joint calliper card is held on the boss, and the anti-skidding line on the boss simultaneously can be at the frictional force between increase boss and the joint calliper to conveniently drive the screw thread connecting rod and rotate, and then be favorable to the dismouting of coiling axle.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the winding shaft of the present invention;

FIG. 3 is an enlarged schematic view of part A of the present invention;

fig. 4 is an enlarged schematic view of part B of the present invention;

fig. 5 is an enlarged schematic view of part C of the present invention.

The numbering in the figures illustrates:

1. a winding shaft; 2. a receiving cavity; 3. a serpentine spring; 4. a limiting plate; 5. a threaded connecting rod; 6. mounting a plate; 7. a positioning column; 8. a first rotating shaft; 9. a first bearing; 10. a boss; 11. a wheel disc; 12. a second rotating shaft; 13. positioning holes; 14. a support; 15. a second bearing; 16. a speed reducing motor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example (b):

referring to fig. 1-5, a negative electrode sheet-making and winding mechanism of a full-automatic sheet-making and winding integrated machine for cylindrical batteries comprises a winding shaft 1, wherein both ends of the winding shaft 1 are respectively provided with a containing cavity 2, a serpentine spring 3 and a limiting plate 4 are sequentially arranged inside the containing cavity 2, the end part of the serpentine spring 3 is abutted against the limiting plate 4, a threaded connecting rod 5 is welded at the center of the surface of one side of the limiting plate 4 away from the serpentine spring 3, the threaded connecting rod 5 is in threaded connection with the port of the containing cavity 2, one end of the threaded connecting rod 5 away from the limiting plate 4 is rotatably connected with a mounting plate 6, positioning columns 7 are symmetrically welded on the surface of one side of the mounting plate 6 away from the threaded connecting rod 5, both sides of the winding shaft 1 are respectively provided with a bracket 14, the top end of the bracket 14 is rotatably connected with a wheel disc 11 on the surface of one side corresponding to the winding shaft 1, one side of the wheel disc 11 away from the bracket 14 is symmetrically provided with positioning holes 13, and the positioning holes 13 are connected with the positioning columns 7 in an inserting manner;

it should be noted that, after winding shaft 1 is accomplished around rolling up the battery negative pole piece, through artifical rotatory threaded connection rod 5, make threaded connection rod 5 cooperation accomodate 2 ports departments in chamber and rotate, thereby drive limiting plate 4 with serpentine spring 3 compression deformation, and threaded connection rod 5 rotates with mounting panel 6 and is connected, consequently, in threaded connection rod 5 rotation process, mounting panel 6 can produce axial translation, thereby make the locating column 7 that sets up on mounting panel 6 set up locating hole 13 from rim plate 11 and break away from each other, and then take winding shaft 1 off from support 14, moreover, the steam generator is simple in structure, and convenient for operation, it takes off winding shaft 1 to be convenient for around the negative pole piece after rolling up.

Referring to fig. 2, the accommodating cavity 2 is in a convex structure, and the inner diameter of the port of the accommodating cavity 2 is smaller than the outer diameter of the limiting plate 4, so that the threaded connecting rod 5 is well limited, and the threaded connecting rod 5 is prevented from being separated from the accommodating cavity 2.

Referring to fig. 2, a screw thread portion is formed on the inner side of the port of the accommodating cavity 2, and the screw thread portion is in screw connection with a screw thread formed on the screw thread connecting rod 5, so that the screw thread connecting rod 5 is matched with the screw thread portion formed on the inner wall of the port of the accommodating cavity 2 to rotate, thereby controlling the expansion and contraction of the mounting plate 6 and facilitating the disassembly and assembly of the winding shaft 1.

Referring to fig. 2, a first rotating shaft 8 is welded at one end of the threaded connecting rod 5, which is combined with the mounting plate 6, a first bearing 9 is embedded in the surface of one side of the mounting plate 6, which corresponds to the first rotating shaft 8, and the first bearing 9 is in interference connection with the first rotating shaft 8, so that the resistance of the threaded connecting rod 5 in the rotating process can be reduced, and the rotating precision of the threaded connecting rod 5 is ensured.

Referring to fig. 2, the outer wall department that threaded connection rod 5 is close to 6 one ends of mounting panel is equipped with boss 10, and boss 10 and threaded connection rod 5 be the integrated into one piece structure, and boss 10 outer wall is provided with anti-skidding line, utilizes the joint calliper card to hold on boss 10, and the anti-skidding line on the boss 10 can be at the frictional force between increase boss 10 and the joint calliper simultaneously to conveniently drive threaded connection rod 5 and rotate, and then be favorable to the dismouting of coiling axle 1.

Referring to fig. 3 and 4, a second rotating shaft 12 is integrally formed in the middle of the surface of one side of the wheel disc 11 close to the support 14, a second bearing 15 is embedded in the surface of the support 14 corresponding to the second rotating shaft 12, an inner ring of the second bearing 15 is in interference connection with the second rotating shaft 12, a speed reduction motor 16 is installed on the surface of one side of the top end of one support 14 away from the second bearing 15, the speed reduction motor 16 is in transmission connection with the second rotating shaft 12 through a coupler, when the speed reduction motor 16 drives one wheel disc 11 to rotate to drive the winding shaft 1 to rotate, and when the other wheel disc 11 rotates in a matched manner, the second bearing 15 rotates in a matched manner with the second rotating shaft 12, so that the resistance of the wheel disc 11 in the rotating process can be reduced, and the rotation precision of the wheel disc 11 driving the winding shaft 1 is ensured.

When in use: after the coiling axle 1 is accomplished around rolling up the battery negative pole piece, through artifical rotatory screw thread connecting rod 5, make the cooperation of screw thread connecting rod 5 accomodate 2 port departments in the chamber and rotate, thereby drive limiting plate 4 with serpentine spring 3 compression deformation, and screw thread connecting rod 5 rotates with mounting panel 6 and is connected, consequently at screw thread connecting rod 5 rotation in-process, mounting panel 6 can produce axial translation, thereby make the reference column 7 that sets up on the mounting panel 6 set up locating hole 13 from rim plate 11 and locate to break away from mutually, and then take off coiling axle 1 from support 14, moreover, the steam generator is simple in structure, and convenient for operation, it takes off from coiling axle 1 to be convenient for around the negative pole piece after rolling up.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a negative pole film-making winding mechanism of full-automatic film-making winding all-in-one of cylinder battery which characterized in that: including coiling shaft (1), chamber (2) have all been accomodate to coiling shaft (1) both ends, accomodate chamber (2) inboard and put serpentine spring (3) and limiting plate (4) in proper order, and serpentine spring (3) tip and limiting plate (4) looks butt, one side surface center department welding that serpentine spring (3) were kept away from to limiting plate (4) has threaded connecting rod (5), and threaded connecting rod (5) and accomodate chamber (2) port department looks spiro union, the one end rotation that limiting plate (4) were kept away from in threaded connecting rod (5) is connected with mounting panel (6), one side surface symmetry welding that threaded connecting rod (5) were kept away from in mounting panel (6) has reference column (7), support (14) are all installed to coiling shaft (1) both sides, support (14) top and coiling shaft (1) corresponding side surface rotate and are connected with rim plate (11), rim plate (11) are kept away from one side surface symmetry of support (14) and have been seted up locating hole (13), and locating hole (13) are pegged graft with reference column (7) and link to each other.

2. The negative electrode sheet-making and winding mechanism of the full-automatic sheet-making and winding all-in-one machine for cylindrical batteries according to claim 1, characterized in that: accomodate chamber (2) and be the setting of type structure, and accomodate chamber (2) port internal diameter and be less than limiting plate (4) external diameter.

3. The negative electrode sheet-making and winding mechanism of the full-automatic sheet-making and winding all-in-one machine for cylindrical batteries according to claim 1, characterized in that: screw thread portions are formed in the inner side of the port of the accommodating cavity (2), and the screw thread portions are in threaded connection with screw threads arranged on the threaded connecting rod (5).

4. The negative electrode sheet-making and winding mechanism of the full-automatic sheet-making and winding all-in-one machine for cylindrical batteries according to claim 1, characterized in that: the one end welding that threaded connection rod (5) and mounting panel (6) combined together has first pivot (8), mounting panel (6) and the corresponding one side surface mosaic of first pivot (8) have first bearing (9), and first bearing (9) are connected with first pivot (8) interference.

5. The negative electrode sheet-making and winding mechanism of the full-automatic sheet-making and winding all-in-one machine for cylindrical batteries according to claim 1, characterized in that: the outer wall department that threaded connecting rod (5) is close to mounting panel (6) one end is equipped with boss (10), and boss (10) and threaded connecting rod (5) be the integrated into one piece structure, boss (10) outer wall is provided with anti-skidding line.

6. The negative electrode sheet-making and winding mechanism of the full-automatic sheet-making and winding all-in-one machine for cylindrical batteries according to claim 1, characterized in that: a second rotating shaft (12) is integrally formed in the middle of the surface of one side, close to the support (14), of the wheel disc (11), a second bearing (15) is embedded in the surface of the support (14) corresponding to the second rotating shaft (12), and the inner ring of the second bearing (15) is in interference connection with the second rotating shaft (12).

7. The negative electrode sheet-making and winding mechanism of the full-automatic sheet-making and winding all-in-one machine for cylindrical batteries according to claim 6, characterized in that: one side surface of the top end of one of the supports (14) far away from the second bearing (15) is provided with a speed reducing motor (16), and the speed reducing motor (16) is in transmission connection with the second rotating shaft (12) through a coupler.