CN219169420U

CN219169420U - Battery negative electrode lug turning-out device

Info

Publication number: CN219169420U
Application number: CN202320312671.6U
Authority: CN
Inventors: 龚玉成; 常永辉; 乔显波; 李金超
Original assignee: Xinxiang Chaoyue New Energy Co ltd
Current assignee: Xinxiang Chaoyue New Energy Co ltd
Priority date: 2023-02-25
Filing date: 2023-02-25
Publication date: 2023-06-13
Anticipated expiration: 2033-02-25

Abstract

The utility model discloses a battery negative electrode lug everting device which comprises an upper end pressing device, a negative electrode lug positioning piece, a lower end fixing pressing column, an everting driving piece and a supporting bottom plate, wherein the supporting bottom plate comprises a supporting table, supporting leg columns are arranged at four corners of the lower surface of the supporting table, the lower end fixing pressing column is arranged on the upper surface of the supporting table, the everting driving piece is arranged on the outer side of the lower end fixing pressing column, a negative electrode lug positioning piece is arranged on one side of the everting driving piece, the upper end pressing device is arranged on the upper surface of the supporting table, the upper end pressing device corresponds to the lower end fixing pressing column up and down, a workpiece can be pressed and fixed through the upper end pressing column and the lower end fixing pressing column, so that the fixing is more convenient.

Description

Battery negative electrode lug turning-out device

Technical Field

The utility model relates to the technical field of cylindrical lithium battery production, in particular to a battery negative electrode lug everting device.

Background

The negative electrode lug of the cylindrical lithium ion battery cell turns up and the winding core is irregular, so that the negative electrode lug can not be normally turned up to the bottom of the winding core, and in the process of winding the core into the shell, the negative electrode lug end is easy to be damaged due to collision with a steel shell, and further the shell entering equipment is caused to fail, such as the faults of oblique compression ring, dislocation of a large rotary disk, dislocation of concentricity of the large rotary disk and a small rotary disk with the compression ring, influence the qualification rate of products, production efficiency and the like, so that applicability and practicability are limited, the existing device is complex in structure, the positioning effect on the negative electrode lug is poor when the device turns up, and in addition, larger displacement conditions can be generated when the device turns up, so that the processed negative electrode lug has larger error and can not meet the demands of people.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the battery negative electrode lug everting device which is simple in structure, convenient to adjust, accurate in processing of the negative electrode lug, convenient for people and capable of effectively solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a battery negative pole ear turns up device, includes that upper end clamping device, negative pole ear setting element, lower extreme are fixed compresses tightly post, turns up driving piece and supporting baseplate, supporting baseplate includes the brace table, and the lower surface four corners of brace table is equipped with the supporting legs post, and the upper surface of brace table is equipped with the fixed compression post of lower extreme, the upper surface of brace table is equipped with turns up driving piece, turns up driving piece and is located the outside of the fixed compression post of lower extreme, one side of turning up driving piece is equipped with negative pole ear setting element, the upper surface of brace table is equipped with upper end clamping device, and upper end clamping device corresponds from top to bottom with the fixed compression post of lower extreme.

Further, the everting driving piece comprises two hydraulic telescopic columns II connected with the supporting table, an everting connecting ring is connected between telescopic ends of the two hydraulic telescopic columns II through bolts, the everting connecting ring is located at the outer side of the lower end fixed compression column, a negative electrode lug positioning groove is formed in the upper surface of the everting connecting ring, the hydraulic telescopic columns II are firstly arranged at the lowest position, the bottom surface inside the negative electrode lug positioning groove and the upper surface of the lower end fixed compression column are located on the same horizontal plane, the negative electrode lugs can be positioned and placed through the negative electrode lug positioning groove, the everting connecting ring can be driven to move upwards through the extension of the hydraulic telescopic columns II, and the everting connecting ring is used for everting the negative electrode lugs.

Further, the negative electrode lug locating piece is located the one end of negative electrode lug constant head tank, and the negative electrode lug locating piece includes L type slip joint locating plate, and the slip joint groove that is equipped with horizontal structure in the everting go-between side face, L type slip joint locating plate and the slip joint groove sliding connection of everting the go-between, it is fixed through adjusting bolt between L type slip joint locating plate and the everting go-between, can fix a position the one end of negative electrode lug through L type slip joint locating plate for it is more accurate to negative electrode lug processing, adjusts through L type slip joint locating plate along the slip joint groove slip of everting the go-between, can be fixed between L type slip joint locating plate and the everting go-between through adjusting bolt.

Further, the upper end of the inner side of the everting connecting ring is provided with a chamfer angle, and a countersunk bolt hole corresponding to the adjusting bolt is arranged in a negative lug positioning groove on the everting connecting ring.

Further, the upper end pressing device comprises an L-shaped support arranged on the upper surface of the supporting table, a first hydraulic telescopic column is arranged on a horizontal rod of the L-shaped support, an upper end pressing column is arranged at the telescopic end of the first hydraulic telescopic column, the diameter of the upper end pressing column is identical with that of the lower end fixing pressing column, the upper end pressing column can be driven to move downwards through the first hydraulic telescopic column, and a workpiece can be pressed and fixed through the upper end pressing column and the lower end fixing pressing column, so that the fixing is more convenient.

Compared with the prior art, the utility model has the beneficial effects that: can fix a position the negative pole ear through negative pole ear constant head tank and place, can drive the extension through hydraulic telescoping post two and can drive the everting go-between and reciprocate, evert go-between to the negative pole ear by everting go-between and carry out the everting, can fix a position the one end of negative pole ear through L type slip joint locating plate, make the processing of negative pole ear more accurate, slip joint slot slip through L type slip joint locating plate along everting go-between is fixed, can drive between L type slip joint locating plate and the everting go-between through adjusting bolt, can drive upper end clamp post through hydraulic telescoping post one and reciprocate, can compress tightly the work piece fixed through upper end clamp post and lower extreme fixed clamp post, make it is more convenient to fix, this battery negative pole ear everting device, and a structure is simple, not only make and adjust more conveniently, and process the negative pole ear more accurate, provide the convenience for people.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic side view of the present utility model.

In the figure: the device comprises a 1 upper end pressing device, a 11L type bracket, a 12 hydraulic telescopic column I, a 13 upper end pressing column, a 2 negative electrode lug locating piece, a 21 adjusting bolt, a 22L type sliding connection locating plate, a 3 lower end fixed pressing column, a 4 eversion driving piece, a 41 eversion connecting ring, a 42 negative electrode lug locating groove, a 43 hydraulic telescopic column II, a 5 supporting bottom plate, a 51 supporting leg column and a 52 supporting table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the battery negative electrode lug everting device comprises an upper end pressing device 1, a negative electrode lug positioning piece 2, a lower end fixed pressing column 3, an everting driving piece 4 and a supporting bottom plate 5, wherein the supporting bottom plate 5 comprises a supporting table 52, four corners of the lower surface of the supporting table 52 are provided with supporting leg columns 51, the upper surface of the supporting table 52 is provided with a lower end fixed pressing column 3, the upper surface of the supporting table 52 is provided with an everting driving piece 4, the everting driving piece 4 is positioned at the outer side of the lower end fixed pressing column 3, one side of the everting driving piece 4 is provided with the negative electrode lug positioning piece 2, the upper surface of the supporting table 52 is provided with the upper end pressing device 1, the upper end pressing device 1 corresponds to the lower end fixed pressing column 3 up and down, the everting driving piece 4 comprises two hydraulic telescopic columns II 43 connected with the supporting table 52, and an everting connecting ring 41 is connected between telescopic ends of the two hydraulic telescopic columns II 43 through bolts, the eversion connecting ring 41 is positioned at the outer side of the lower end fixed compression column 3, the upper surface of the eversion connecting ring 41 is provided with a negative lug positioning groove 42, firstly, when the second hydraulic telescopic column 43 is positioned at the lowest, the inner bottom surface of the negative lug positioning groove 42 and the upper surface of the lower end fixed compression column 3 are positioned at the same horizontal plane, the negative lug can be positioned and placed through the negative lug positioning groove 42, the second hydraulic telescopic column 43 can drive the extension to drive the eversion connecting ring 41 to move upwards, the eversion connecting ring 41 everts the negative lug, the negative lug positioning piece 2 is positioned at one end of the negative lug positioning groove 42, the negative lug positioning piece 2 comprises an L-shaped sliding connection positioning plate 22, the side surface of the eversion connecting ring 41 is provided with a sliding connection groove with a horizontal structure, the L-shaped sliding connection positioning plate 22 is in sliding connection with the sliding connection groove of the eversion connecting ring 41, the L-shaped sliding connection positioning plate 22 is fixed with the eversion connecting ring 41 through an adjusting bolt 21, one end of the negative electrode lug can be positioned through the L-shaped sliding connection positioning plate 22, the processing of the negative electrode lug is more accurate, the sliding connection groove of the eversion connecting ring 41 is followed by the L-shaped sliding connection positioning plate 22 to be adjusted, the L-shaped sliding connection positioning plate 22 and the eversion connecting ring 41 can be fixed through the adjusting bolt 21, the bevel angle is arranged at the upper end of the inner side of the eversion connecting ring 41, the countersunk bolt hole corresponding to the adjusting bolt 21 is arranged in the negative electrode lug positioning groove 42 on the eversion connecting ring 41, the upper end pressing device 1 comprises an L-shaped support 11 arranged on the upper surface of a support table 52, the horizontal rod of the L-shaped support 11 is provided with a first hydraulic telescopic column 12, the telescopic end of the first hydraulic telescopic column 12 is provided with a second upper end pressing column 13, the diameter of the upper end pressing column 13 is identical with the diameter of the lower end fixed pressing column 3, the first hydraulic telescopic column 12 can drive the upper end pressing column 13 to move downwards, the workpiece can be pressed and fixed through the upper end pressing column 13 and the lower end fixed pressing column 3, the battery is more convenient to fix the negative electrode lug, the negative electrode lug is simple in structure, the negative electrode lug can not be adjusted accurately, and the negative electrode lug can be processed conveniently.

When in use: the L-shaped sliding connection positioning plate 22 slides along the sliding connection groove of the eversion connecting ring 41 to be adjusted, the L-shaped sliding connection positioning plate 22 and the eversion connecting ring 41 can be fixed through the adjusting bolt 21, the bottom surface inside the negative electrode lug positioning groove 42 and the upper surface of the lower end fixed pressing column 3 are located on the same horizontal plane when the second hydraulic telescopic column 43 is arranged at the lowest level, the negative electrode lug can be positioned and placed through the negative electrode lug positioning groove 42, one end of the negative electrode lug can be positioned through the L-shaped sliding connection positioning plate 22, the negative electrode lug can be processed more accurately, the upper end pressing column 13 can be driven to move downwards through the first hydraulic telescopic column 12, a workpiece can be pressed and fixed through the upper end pressing column 13 and the lower end fixed pressing column 3, the fixing is more convenient, finally the eversion connecting ring 41 can be driven to move upwards through the extension of the second hydraulic telescopic column 43, and the negative electrode lug can be everted through the eversion connecting ring 41.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a battery negative pole ear turns up device, includes upper end clamping device (1), negative pole ear setting element (2), fixed clamp column (3) of lower extreme, turns up driving piece (4) and supporting baseplate (5), its characterized in that: the supporting baseplate (5) comprises a supporting table (52), supporting leg columns (51) are arranged at four corners of the lower surface of the supporting table (52), lower end fixed compression columns (3) are arranged on the upper surface of the supporting table (52), an everting driving piece (4) is arranged on the upper surface of the supporting table (52), the everting driving piece (4) is located on the outer side of the lower end fixed compression columns (3), a negative electrode lug locating piece (2) is arranged on one side of the everting driving piece (4), an upper end compression device (1) is arranged on the upper surface of the supporting table (52), and the upper end compression device (1) corresponds to the lower end fixed compression columns (3) up and down.

2. The battery negative electrode tab everting device according to claim 1, wherein: the everting driving piece (4) comprises two hydraulic telescopic columns II (43) connected with the supporting table (52), an everting connecting ring (41) is connected between telescopic ends of the two hydraulic telescopic columns II (43) through bolts, the everting connecting ring (41) is located at the outer side of the lower end fixing and pressing column (3), and a negative lug positioning groove (42) is formed in the upper surface of the everting connecting ring (41).

3. The battery negative electrode tab everting device according to claim 2, wherein: the negative electrode lug locating piece (2) is located one end of a negative electrode lug locating groove (42), the negative electrode lug locating piece (2) comprises an L-shaped sliding locating plate (22), a sliding groove of a horizontal structure is formed in the side face of an everting connecting ring (41), the L-shaped sliding locating plate (22) is in sliding connection with the sliding groove of the everting connecting ring (41), and the L-shaped sliding locating plate (22) is fixed with the everting connecting ring (41) through an adjusting bolt (21).

4. A battery negative electrode tab everting device according to claim 3, wherein: the upper end of the inner side of the everting connecting ring (41) is provided with a chamfer angle, and a countersunk bolt hole corresponding to the adjusting bolt (21) is arranged in a negative lug positioning groove (42) on the everting connecting ring (41).

5. The battery negative electrode tab everting device according to claim 1, wherein: the upper end pressing device (1) comprises an L-shaped support (11) arranged on the upper surface of a supporting table (52), a first hydraulic telescopic column (12) is arranged on a horizontal rod of the L-shaped support (11), an upper end pressing column (13) is arranged at a telescopic end of the first hydraulic telescopic column (12), and the diameter of the upper end pressing column (13) is identical to that of the lower end fixed pressing column (3).