CN216606960U

CN216606960U - Battery tab flattening equipment

Info

Publication number: CN216606960U
Application number: CN202122028346.0U
Authority: CN
Inventors: 王磊; 陈钢毅; 赵国宇; 刘海洋; 禹忠文
Original assignee: Tianjin Jin Lun Electronic Equipment Co ltd
Current assignee: Tianjin Jin Lun Electronic Equipment Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-05-27
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the technical field of battery repair, in particular to a battery tab flattening device which comprises a base, a support, an air cylinder and a flattening component, wherein the support is connected to one side of the base, a clamp for fixing a battery is arranged at the top of the base, the flattening component is positioned above a tab of the battery, the air cylinder is arranged on the support and drives the flattening component to move along the vertical direction, the bottom of the flattening component is elastically connected with a lower pressing piece which corresponds to one end, close to the battery, of the tab and can move in the vertical direction through a first elastic element, and the bottom of the flattening component positioned on one side of the lower pressing piece is elastically connected with a horizontal sliding piece which can move along the horizontal direction through a second elastic element. According to the utility model, the flattening component is elastically connected with the lower pressing piece capable of moving in the vertical direction and the horizontal sliding piece capable of moving along the horizontal direction, so that the force applied to the connection part of the tab and the battery in the direction away from the battery can be reduced, and the problem that the connection part of the tab and the battery is broken due to the stress of the tab is avoided.

Description

Battery tab flattening equipment

Technical Field

The utility model relates to the technical field of battery repair, in particular to a battery tab flattening device.

Background

The tab is a metal conductor which leads out the positive and negative electrodes from the battery cell, and the tab has the main function of leading out the positive and negative electrodes from the battery cell. The work of flattening the utmost point ear of soft-packaged electrical core such as lithium cell soft-packaged electrical core commonly used, ultracapacitor system soft-packaged electrical core, lithium ion capacitor soft-packaged electrical core in the trade at present mostly manual flattening for there are the quality of flattening not high, the inefficiency scheduling problem when flattening.

The patent with the prior publication number of CN206961961U discloses a pole lug flattening device, which achieves the automatic production of a production line through the automatic operation of a driving assembly and reduces the effect of manual input. However, in the process of horizontally rolling and flattening the battery tab by using the roller, due to the friction force between the battery tab and the roller, a pushing force far away from the battery direction is generated on the tab, so that a pulling force is generated between the tab and the battery, the welding point of the battery tab may fall off, and the defective products of the battery are increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a battery tab flattening device which can reduce the force applied between a tab and a battery connection part in the direction far away from the battery, and solves the problem that the tab and the battery are easy to stress and fall off when the tab is flattened by the existing flattening device.

(II) technical scheme

In order to achieve the purpose of reducing the force applied between the tab and the battery connection part in the direction away from the battery, the utility model provides the following technical scheme: the utility model provides a battery tab equipment of flattening, includes base, support, cylinder and the part that flattens, the leg joint in base one side, the base top is equipped with the anchor clamps that are used for fixed battery, the part that flattens is located the top of the utmost point ear of battery, the cylinder install in drive on the support the part that flattens removes along vertical direction, the part bottom of flattening has the correspondence through first elastic element elastic connection the utmost point ear is close to the piece that pushes down that the vertical direction of battery one end removed, is located push down piece one side the part bottom of flattening has the horizontal sliding piece that can follow the horizontal direction and remove through second elastic element elastic connection.

Optionally, when the flattening component moves downwards to generate an acting force on the tabs, the horizontal friction force between the pressing piece and the tabs is greater than that between the horizontal sliding piece and the tabs.

Optionally, a limiting groove for accommodating the pressing piece is formed in the bottom of the pressing part, the first elastic element is an extrusion spring and is arranged in the limiting groove, and two ends of the extrusion spring respectively abut against the top of the limiting groove and the top of the pressing piece.

Optionally, the part bottom that flattens has been seted up and has been held the sliding tray of horizontal slider, the sliding tray top is the inclined plane structure, insert on the horizontal slider top with this inclined plane sliding contact in the sliding tray, second elastic element wears to locate including the level traveller and the cover in the sliding tray are equipped with reset spring on the traveller, seted up on the horizontal slider and held the spout of traveller, the traveller is worn to be equipped with just can follow in the spout reciprocate in the spout, reset spring with it is equipped with the antifriction piece to press from both sides between the horizontal slider.

Optionally, a sliding block is arranged at the top of the horizontal sliding part, and an upper roller capable of rolling along the inclined plane at the top of the sliding groove is arranged at the top of the sliding block.

Optionally, two balls are symmetrically arranged on one side, close to the horizontal sliding piece, of the antifriction piece, a rolling groove corresponding to each ball is formed in the outer wall of the horizontal sliding piece along the height direction of the horizontal sliding piece, and each ball is embedded into the corresponding rolling groove and can roll along the corresponding rolling groove.

Optionally, a C-shaped plate is connected to the bottom of the horizontal sliding member, a lower roller is installed at the bottom of the C-shaped plate, and the rolling direction of the lower roller is the same as the length direction of the tab.

Optionally, a rubber pad is arranged at the bottom of the lower pressing piece, and the rubber pad is fixedly bonded with the lower pressing piece.

Optionally, the clamp includes a fixing plate and a supporting plate installed on the base, the supporting plate abuts against and supports one side of the battery, where the battery is provided with a tab, the fixing plate abuts against one side of the battery, where the tab is far away from the tab, an adjusting groove is formed in the fixing plate along the length direction of the battery, a fixing screw penetrates through the adjusting groove, and the thread end of the fixing screw is in threaded connection with the base.

(III) advantageous effects

Compared with the prior art, the utility model provides a battery tab flattening device which has the following beneficial effects:

1. according to the utility model, the flattening component is elastically connected with the lower pressing piece capable of moving in the vertical direction and the horizontal sliding piece capable of moving in the horizontal direction, when the flattening component flattens the lug, the lower pressing piece generates a downward pressure on the lug, the horizontal sliding piece also generates a horizontal thrust while pressing the lug, and when the lug is subjected to the horizontal thrust of the horizontal sliding piece, a horizontal friction force opposite to the force is generated between the lower pressing piece and the lug so as to offset the horizontal thrust of part or all of the horizontal sliding pieces on the lug, so that the problem that the connection part of the lug and a battery is broken due to the stress of the lug is avoided;

2. according to the utility model, the sliding block and the upper roller are arranged at the top of the horizontal sliding part, and the C-shaped plate and the lower roller are arranged at the bottom of the horizontal sliding part, so that the friction force between the top end of the horizontal sliding part and the top of the sliding groove and the friction force between the bottom of the horizontal sliding part and the tab can be effectively reduced, and the stress of the connection part of the battery and the tab is further reduced;

3. according to the utility model, the fixture comprising the fixing plate, the supporting plate, the adjusting groove and the fixing screw is arranged, so that the fixing of batteries of different types can be realized, and the fixed batteries are more convenient for the lug flattening operation.

Drawings

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

FIG. 2 is a schematic view of a partial cross-sectional structure of the present invention;

FIG. 3 is a cross-sectional view of the pressing member of the present invention;

fig. 4 is a schematic view of the structure of the horizontal sliding member and the friction reducing plate of the present invention.

In the figure: 1. a base; 2. a support; 3. a cylinder; 4. a flattening member; 5. a tab; 6. a support plate; 7. a fixing plate; 8. a battery; 9. a push-down member; 10. a horizontal sliding member; 11. a limiting groove; 12. a sliding groove; 13. a first elastic element; 14. a second elastic element; 140. a traveler; 141. a return spring; 142. friction reducing sheets; 15. an adjustment groove; 16. fixing screws; 17. a slider; 18. an upper roller; 19. a C-shaped plate; 20. a lower roller; 21. a rubber pad; 22. a chute; 23. a ball bearing; 24. and (4) rolling the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1 to 4, an embodiment of the present invention provides a technical solution: a battery tab flattening device comprises a base 1, a support 2, a cylinder 3 and a flattening component 4, wherein the support 2 is connected to one side of the base 1, a clamp for fixing a battery 8 is arranged at the top of the base 1, the flattening component 4 is positioned above a tab 5 of the battery 8, the cylinder 3 is arranged on the support 2 to drive the flattening component 4 to move along the vertical direction, the bottom of the flattening component 4 is elastically connected with a lower pressing piece 9 which is close to one end of the battery 8 and can move along the vertical direction and corresponds to the tab 5 through a first elastic element 13, the bottom of the flattening component 4 is provided with a limiting groove 11 for accommodating the lower pressing piece 9, the first elastic element 13 is an extrusion spring and is arranged in the limiting groove 11, two ends of the extrusion spring respectively abut against the top of the limiting groove 11 and the top of the lower pressing piece 9, the bottom of the flattening component 4 positioned at one side of the lower pressing piece 9 is elastically connected with a horizontal sliding piece 10 which can move along the horizontal direction through a second elastic element 14, the bottom of the flattening component 4 is provided with a sliding groove 12 for accommodating the horizontal sliding component 10, the top of the sliding groove 12 is of an inclined plane structure, the top end of the horizontal sliding component 10 is inserted into the sliding groove 12 and is in sliding contact with the inclined plane, the second elastic element 14 comprises a sliding column 140 horizontally penetrating the sliding groove 12 and a return spring 141 sleeved on the sliding column 140, the horizontal sliding component 10 is provided with a sliding groove 22 for accommodating the sliding column 140, the sliding column 140 penetrates the sliding groove 22 and can move up and down along the sliding groove 22, an antifriction sheet 142 is clamped between the return spring 141 and the horizontal sliding component 10, when the flattening component 4 presses the tab 5, the pressing component 9 generates a downward pressure on the tab 5, and the horizontal sliding component 10 also generates a horizontal thrust (i.e. a horizontal friction force) while pressing the tab 5, and when the tab 5 receives the horizontal thrust of the horizontal sliding component 10, a horizontal friction force opposite to the force is generated between the pressing component 9 and the tab 5, so as to offset the horizontal thrust of the partial or all horizontal sliding parts 10 to the tab 5, thereby avoiding the problem of the fracture of the connection part of the tab 5 and the battery 8 caused by the stress of the tab 5.

In order to completely avoid the force applied between the connecting portion of the tab 5 and the battery 8 in the direction away from the battery 8, in the present embodiment, when the flattening member 4 moves downward to generate a force on the tab 5, the horizontal friction force between the pressing member 9 and the tab 5 is greater than the horizontal friction force between the horizontal sliding member 10 and the tab 5, which is achieved by changing the elastic forces of the first elastic element 13 and the second elastic element 14, or by changing the friction coefficients of the pressing member 9 and the bottom of the horizontal sliding member.

In order to reduce the friction force applied to the horizontal sliding member 10 in the horizontal direction, a sliding block 17 is arranged at the top of the horizontal sliding member 10 in the embodiment, an upper roller 18 capable of rolling along the inclined plane at the top of the sliding groove 12 is arranged at the top of the sliding block 17, the horizontal sliding member 10 is in rolling contact with the top of the sliding groove 12 through the upper roller 18, compared with the case that the horizontal sliding member 10 is in direct sliding contact with the top of the sliding groove 12, the friction force applied to the horizontal sliding member is smaller, the sliding is smoother, a C-shaped plate 19 is connected to the bottom of the horizontal sliding member 10, a lower roller 20 is arranged at the bottom of the C-shaped plate 19, the rolling direction of the lower roller 20 is the same as the length direction of the tab 5, the bottom of the horizontal sliding member 10 is in contact with the tab 5 through the roller and rolls along the length direction, compared with the horizontal sliding member 10 in direct contact with the tab 5, the friction force applied to the connection portion of the battery 8 and the tab 5 is reduced.

In order to reduce the friction force between the return spring 141 and the horizontal sliding member 10, two balls 23 are symmetrically disposed on one side of the friction reducing piece 142 of this embodiment, which is close to the horizontal sliding member 10, a rolling groove 24 corresponding to the balls 23 is disposed on the outer wall of the horizontal sliding member 10 along the height direction thereof, the balls 23 are embedded in the rolling groove 24 and can roll along the rolling groove 24, when the horizontal sliding member 10 moves horizontally, the sliding column 140 moves up and down along the sliding groove 22, and simultaneously, the balls 23 on the friction reducing piece 142 roll along the rolling groove 24, so as to reduce the friction force between the return spring 141 on the sliding column 140 and the horizontal sliding member 10, and the horizontal sliding member 10 slides more smoothly.

In order to improve the friction force between the lower member 9 and the tab 5, the rubber pad 21 is arranged at the bottom of the lower member 9 in the embodiment, the rubber pad 21 is fixedly bonded with the lower member 9, the lower member 9 is in contact with the tab 5 through the rubber pad 21, and compared with the case that the lower member 9 is directly in contact with the tab 5, the rubber pad 21 has a larger friction coefficient and can have a larger friction force under the same pressure of the extrusion spring.

In order to fix the battery 8 conveniently, the clamp of the embodiment includes a fixing plate 7 and a supporting plate 6 mounted on the base 1, the supporting plate 6 abuts against one side of the battery 8 having the tab 5 and supports the tab 5, the fixing plate 7 abuts against one side of the battery 8 away from the tab 5, an adjusting groove 15 is formed in the fixing plate 7 along the length direction of the battery 8, a fixing screw 16 is inserted into the adjusting groove 15, the threaded end of the fixing screw 16 is in threaded connection with the base 1, after the fixing screw 16 is unscrewed, the battery 8 is placed between the fixing plate 7 and the support plate 6, and the tab 5 of the battery 8 is abutted against the upper surface of the support plate 6, the fixing plate 7 is then pushed to move toward the battery 8, the battery 8 is fixed between the fixing plate 7 and the support plate 6, and then, the battery 8 can be fixed by screwing the fixing screw 16, and the flattening operation of the lug 5 is more convenient for the fixed battery 8.

The working principle is as follows: firstly, after loosening the fixing screw 16, placing the battery 8 between the fixing plate 7 and the supporting plate 6, abutting the tab 5 of the battery 8 on the upper surface of the supporting plate 6, then pushing the fixing plate 7 to move towards the battery 8, fixing the battery 8 between the fixing plate 7 and the supporting plate 6, then fixing the battery 8 by screwing the fixing screw 16, finally, driving the flattening component 4 to move downwards by using the air cylinder 3, flattening the tab 5, the lower pressing piece 9 at the bottom of the flattening component 4 generates a downward pressure on the tab 5, while the horizontal sliding piece 10 generates a horizontal pushing force (i.e. horizontal friction force) while pressing down the tab 5, so that the horizontal sliding piece 10 can flatten the tab 5, and when the tab 5 is subjected to the horizontal pushing force of the horizontal sliding piece 10, the lower pressing piece 9 and the tab 5 generate a horizontal friction force opposite to the force, so as to offset the horizontal thrust of the partial or all horizontal sliding parts 10 to the tab 5, thereby avoiding the problem of the fracture of the connection part of the tab 5 and the battery 8 caused by the stress of the tab 5.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 tab equipment of flattening which characterized in that: comprises a base (1), a bracket (2), a cylinder (3) and a flattening component (4), the bracket (2) is connected with one side of the base (1), the top of the base (1) is provided with a clamp for fixing a battery (8), the flattening component (4) is positioned above the pole ear (5) of the battery (8), the air cylinder (3) is arranged on the bracket (2) to drive the flattening component (4) to move along the vertical direction, the bottom of the flattening component (4) is elastically connected with a pressing component (9) which is corresponding to one end of the pole lug (5) close to the battery (8) and can move in the vertical direction through a first elastic element (13), a horizontal slider (10) which can move in the horizontal direction is elastically connected to the bottom of the pressing member (4) on the side of the lower pressing member (9) by a second elastic member (14).

2. The battery tab flattening apparatus of claim 1, wherein: when flattening component (4) move down right when utmost point ear (5) produce the effort, down pressing member (9) with horizontal frictional force between utmost point ear (5) is greater than horizontal sliding part (10) with horizontal frictional force between utmost point ear (5).

3. The battery tab flattening apparatus of claim 1, wherein: the pressing part (4) is provided with a limiting groove (11) at the bottom for accommodating the pressing part (9), the first elastic element (13) is an extrusion spring and is arranged in the limiting groove (11), and the two ends of the extrusion spring are respectively abutted to the top of the limiting groove (11) and the top of the pressing part (9).

4. The battery tab flattening apparatus of claim 1, wherein: the holding has been seted up to part (4) bottom of flattening sliding (12) sliding tray (12) of horizontal slider (10), sliding tray (12) top is the inclined plane structure, horizontal slider (10) top is inserted with this inclined plane sliding contact in sliding tray (12), second elastic element (14) are worn to locate including the level traveller (140) in sliding tray (12) and cover are equipped with reset spring (141) on traveller (140), it can hold to have seted up on horizontal slider (10) spout (22) of traveller (140), traveller (140) are worn to be equipped with in spout (22) and can follow reciprocate in spout (22), reset spring (141) with it has antifriction piece (142) to press from both sides between horizontal slider (10).

5. The battery tab flattening apparatus of claim 4, wherein: the top of the horizontal sliding part (10) is provided with a sliding block (17), and the top of the sliding block (17) is provided with an upper roller (18) which can roll along the inclined plane at the top of the sliding groove (12).

6. The battery tab flattening apparatus of claim 4, wherein: the friction reducing sheet (142) is provided with two balls (23) symmetrically on one side close to the horizontal sliding piece (10), the outer wall of the horizontal sliding piece (10) is provided with rolling grooves (24) corresponding to the balls (23) along the height direction of the outer wall, and the balls (23) are embedded into the rolling grooves (24) and can roll along the rolling grooves (24).

7. The battery tab flattening apparatus of claim 1, wherein: the bottom of the horizontal sliding piece (10) is connected with a C-shaped plate (19), a lower roller (20) is installed at the bottom of the C-shaped plate (19), and the rolling direction of the lower roller (20) is the same as the length direction of the lug (5).

8. The battery tab flattening apparatus of claim 1, wherein: the bottom of the lower pressing piece (9) is provided with a rubber pad (21), and the rubber pad (21) is fixedly bonded with the lower pressing piece (9).

9. The battery tab flattening apparatus of claim 1, wherein: anchor clamps including install in fixed plate (7) and backup pad (6) on base (1), backup pad (6) with battery (8) are equipped with one side counterbalance and support of utmost point ear (5), fixed plate (7) with one side counterbalance of utmost point ear (5) is kept away from in battery (8), follow in fixed plate (7) adjustment tank (15) have been seted up to the length direction of battery (8), wear to be equipped with in adjustment tank (15) set screw (16), set screw (16) threaded end with base (1) threaded connection.