CN215377458U

CN215377458U - Clamp facilitating winding of lithium ion battery cell

Info

Publication number: CN215377458U
Application number: CN202120995890.XU
Authority: CN
Inventors: 朱一虎; 何学祥
Original assignee: Guangdong Jiashang New Energy Technology Co ltd
Current assignee: Guangdong Jiashang New Energy Technology Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-12-31
Anticipated expiration: 2031-05-11

Abstract

The utility model relates to the technical field of winding clamps for battery cells, in particular to a clamp convenient for winding lithium ion battery cells, which comprises a fixing support with a U-shaped section, wherein a clamping device is arranged on the fixing support, the clamping device comprises a rotating shaft and a long sleeve, the rotating shaft is rotatably connected with a plate body on one side of the fixing support, the long sleeve is rotatably connected with a plate body on the other side of the fixing support, a clamping disc is arranged at the end part of the inner side of the rotating shaft, a hydraulic cylinder is arranged on the long sleeve, a sliding rod is arranged at the tail end of a telescopic shaft of the hydraulic cylinder, the sliding rod is positioned in the long sleeve and is slidably connected with the long sleeve, and a pressing disc is arranged at the tail end of the sliding rod. The utility model is convenient for clamping and fixing operation, and simultaneously is convenient for winding operation, is convenient for use and brings convenience to users.

Description

Clamp facilitating winding of lithium ion battery cell

Technical Field

The utility model relates to the technical field of battery cell winding clamps, in particular to a clamp convenient for winding a lithium ion battery cell.

Background

The lithium ion battery electric core refers to a single electrochemical electric core containing a positive electrode and a negative electrode and arranged in the lithium ion battery, when the lithium ion battery electric core is combined and formed through a winding mode, a corresponding clamp is generally needed, when the conventional clamp is used, the end part of the electric core can not be clamped, and the clamping can bring inconvenience to the winding operation after the clamping is carried out on a side plate body of the electric core, so that certain inconvenience is brought to a user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamp convenient for winding a lithium ion battery cell, so as to solve the defects in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

anchor clamps convenient to lithium ion battery electricity core is convoluteed, including the fixed bolster that the cross-section is the U-shaped, be provided with clamping device on the fixed bolster, clamping device include with rotate between the fixed bolster curb plate body connect the pivot and with rotate the long sleeve of connection between the other curb plate body of fixed bolster, the medial extremity of pivot is provided with and presss from both sides tight dish, be provided with the pneumatic cylinder on the long sleeve, the telescopic shaft end of pneumatic cylinder is provided with the slide bar, the slide bar is located in the long sleeve and with sliding connection between the long sleeve, the end of slide bar is provided with compresses tightly the dish.

Preferably, the position of the clamping disc and the position of the pressing disc are opposite to each other, so that the electric core can be clamped between the clamping disc and the pressing disc when the battery is used, and the clamping and fixing operation of the electric core is completed.

Preferably, all be provided with the shaft hole that is linked together with the external world in the both sides inboard of the fixed bolster of U-shaped, be provided with the bearing on the pore wall in shaft hole, the pivot passes one of them bearing and fixed mounting in the inner race of bearing, the long sleeve passes another one bearing and fixed mounting in on the inner race of bearing, guarantee that pivot and long sleeve are more stable smooth when the pivoted.

Preferably, be provided with two mutual symmetries on the inner wall of long sleeve and along the spout that long sleeve length direction set up, just on the slide bar be provided with spacing slider to the position department of spout, spacing slider be located in the spout and with sliding connection between the spout guarantees that the slide bar is more stable when sliding in long sleeve.

Preferably, the tail end of the long sleeve is provided with a mounting plate, a fixing base on the hydraulic cylinder is fixedly mounted on the mounting plate, and the hydraulic cylinder is conveniently fixedly mounted.

Preferably, the rotating shaft and the long sleeve are both provided with driving ring winding devices, each driving ring winding device comprises a driving motor arranged on the fixed support and a driven gear arranged on one side of the driving motor, the tail end of an output shaft of the driving motor is provided with a driving gear, one of the driven gears is fixedly arranged on the rotating shaft, the other driven gear is fixedly arranged on the long sleeve, and the driving gear and the driven gear corresponding to the driving gear are mutually meshed, so that the driving motor can be conveniently used for working to drive the corresponding rotating shaft and the long sleeve to synchronously rotate, and the winding operation is smoother.

Compared with the prior art, the utility model has the beneficial effects that:

1. the clamping device ensures that the electric core can be clamped and fixed between the clamping disc and the pressing disc by utilizing the hydraulic cylinder to work when in use, and the clamping disc and the pressing disc are respectively positioned at the two end parts of the electric core, so that the side plate body of the electric core cannot be blocked, the winding operation is more convenient, the use is convenient, and the problems that the end part of the electric core cannot be clamped by the conventional clamp when in use, and the winding operation is inconvenient after the electric core is clamped on the side plate body of the electric core, and further certain inconvenience is brought to a user are solved.

2. The driving and winding device is arranged, so that when the winding device is used, the driving motor can be used for working to drive the rotating shaft and the long sleeve to rotate, and further drive the battery cell between the clamping disc and the pressing disc to rotate, so that the winding operation is more convenient, and the winding device is convenient to use.

Drawings

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

FIG. 2 is a schematic illustration of an explosive structure according to the present invention;

FIG. 3 is an exploded view of the clamping device of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 in accordance with the present invention;

fig. 5 is a schematic view of the structure of the driving winding device of the present invention.

In the figure: 1. fixing a bracket; 10. a shaft hole; 11. a bearing; 2. a clamping device; 20. a rotating shaft; 201. clamping the disc; 21. a long sleeve; 211. a chute; 22. mounting a plate; 23. a hydraulic cylinder; 24. a slide bar; 241. a limiting slide block; 25. a compression disc; 3. driving the hoop apparatus; 30. a drive motor; 301. a driving gear; 31. a driven gear.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a clamp convenient for winding a lithium ion battery cell comprises a fixing support 1 with a U-shaped section, wherein a clamping device 2 is arranged on the fixing support 1, the clamping device 2 comprises a rotating shaft 20 rotatably connected with one side plate body of the fixing support 1 and a long sleeve 21 rotatably connected with the other side plate body of the fixing support 1, a clamping disc 201 is tightly welded at the inner side end part of the rotating shaft 20 close to the long sleeve 21, a hydraulic cylinder 23 is arranged on the long sleeve 21, a sliding rod 24 is tightly welded at the tail end of a telescopic shaft of the hydraulic cylinder 23, the sliding rod 24 is positioned in the long sleeve 21 and is slidably connected with the long sleeve 21, a pressing disc 25 is tightly welded at the tail end of the sliding rod 24 close to the rotating shaft 20, and when the clamp is used, the cell can be placed between the clamping disc 201 and the pressing disc 25, the hydraulic cylinder 23 is utilized to work, the telescopic shaft on the clamp drives the pressing disc 25 to tightly clamp and fix the cell on the clamping disc 201, is convenient to operate and use.

In this embodiment, the position of the clamping disc 201 and the position of the pressing disc 25 are opposite to each other, so that when the battery is used, the battery cell can be clamped between the clamping disc 201 and the pressing disc 25, and the battery cell is clamped and fixed.

Specifically, shaft holes 10 communicated with the outside are formed in two side plate bodies of the U-shaped fixing support 1, bearings 11 are tightly welded on the wall of each shaft hole 10, the rotating shaft 20 penetrates through one bearing 11 and is tightly welded on an inner ring of the bearing 11, and the long sleeve 21 penetrates through the other bearing 11 and is tightly welded on an inner ring of the bearing 11, so that the rotating shaft 20 and the long sleeve 21 are more stable and smooth in rotation.

Furthermore, the inner wall of the long sleeve 21 is provided with two sliding grooves 211 which are symmetrical to each other and are arranged along the length direction of the long sleeve 21, the position of the sliding rod 24 opposite to the sliding grooves 211 is integrally formed with a limiting sliding block 241, and the limiting sliding block 241 is located in the sliding grooves 211 and is in sliding connection with the sliding grooves 211, so that the sliding rod 24 is more stable when sliding in the long sleeve 21.

In addition, the mounting plate 22 is tightly welded at the tail end, away from the rotating shaft 20, of the long sleeve 21, and the fixing base on the hydraulic cylinder 23 is fixedly mounted on the mounting plate 22, so that the hydraulic cylinder 23 is conveniently fixedly mounted.

It is worth to be noted that, the rotating shaft 20 and the long sleeve 21 are both provided with the driving winding device 3, the driving winding device 3 includes a driving motor 30 disposed on the fixing support 1 and a driven gear 31 disposed on one side of the driving motor 30, a fixing base on the driving motor 30 is fixedly mounted on the outer side surface of the plate body of the fixing support 1 through a plurality of fastening bolts, the tail end of the output shaft of the driving motor 30 is tightly welded with a driving gear 301, one of the driven gears 31 is tightly welded on the rotating shaft 20, the other driven gear 31 is tightly welded on the long sleeve 21, the driving gear 301 and the driven gear 31 corresponding thereto are engaged with each other, so that the driving motor 30 is conveniently used for working, the corresponding rotating shaft 20 and the long sleeve 21 are driven to synchronously rotate, and the winding operation is more smooth.

It should be noted that the hydraulic cylinder 23 and the driving motor 30 in the present embodiment are conventional technologies, and are not described herein.

When the clamp convenient for winding the lithium ion battery cell is used, the cell is placed between the clamping disc 201 and the pressing disc 25, then the hydraulic cylinder 23 is started and works, the hydraulic cylinder 23 works, the telescopic shaft on the hydraulic cylinder extends to drive the sliding rod 24 to move towards the direction of the rotating shaft 20, along with the movement of the sliding rod 24, the cell is clamped between the clamping disc 201 and the pressing disc 25, then the driving motors 30 can be switched on an external power supply and work, the two driving motors 30 synchronously rotate in the same direction to drive the driving gear 301 to rotate, the driving gear 301 rotates to drive the driven gear 31 meshed with the driving gear to rotate, the driven gear 31 rotates to drive the corresponding rotating shaft 20 and the long sleeve 21 to synchronously rotate, the rotating shaft 20 rotates to drive the clamping disc 201 to rotate, the long sleeve 21 rotates to drive the sliding rod 24 and the pressing disc 25 to rotate, and further drives the cell between the clamping disc 201 and the pressing disc 25 to rotate, then winding operation is carried out;

after the coiling operation, the power of driving motor 30 is disconnected, hydraulic cylinder 23 is restarted and makes its work, hydraulic cylinder 23 work, telescopic shaft on it shortens to drive slide bar 24 towards the direction motion of keeping away from pivot 20, at this moment, it no longer compresses tightly electric core on pressing from both sides tight dish 201 to compress tightly dish 25, it can to take off the electric core that processing was accomplished, when having solved conventional anchor clamps and using, can not realize the tip of centre gripping at electric core, and the centre gripping can bring inconvenience for coiling operation after on the lateral part plate body of electric core, and then bring certain inconvenient problem for the user.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Anchor clamps convenient to lithium ion battery electricity core is convoluteed, its characterized in that: including fixed bolster (1) that the cross-section is the U-shaped, be provided with clamping device (2) on fixed bolster (1), clamping device (2) include with rotate pivot (20) of connection between the fixed bolster (1) one side plate body and with rotate long sleeve (21) of connection between the fixed bolster (1) another side plate body, the medial extremity portion of pivot (20) is provided with presss from both sides tight dish (201), be provided with pneumatic cylinder (23) on long sleeve (21), the telescopic shaft end of pneumatic cylinder (23) is provided with slide bar (24), slide bar (24) are located in long sleeve (21) and with sliding connection between long sleeve (21), the end of slide bar (24) is provided with compresses tightly dish (25).

2. The fixture convenient for winding of lithium ion battery cells of claim 1, wherein: the position of the clamping disc (201) and the position of the pressing disc (25) are opposite to each other.

3. The fixture convenient for winding of lithium ion battery cells of claim 1, wherein: both sides inboard of U-shaped fixed bolster (1) all is provided with shaft hole (10) that are linked together with the external world, be provided with bearing (11) on the pore wall of shaft hole (10), pivot (20) pass one of them bearing (11) and fixed mounting be in on the inner circle of bearing (11), long sleeve (21) pass another bearing (11) and fixed mounting be in on the inner circle of bearing (11).

4. The fixture convenient for winding of lithium ion battery cells of claim 1, wherein: be provided with two mutual symmetries on the inner wall of long sleeve (21) and along spout (211) that long sleeve (21) length direction set up, just on slide bar (24) be provided with spacing slider (241) to the position department of spout (211), spacing slider (241) be located in spout (211) and with sliding connection between spout (211).

5. The fixture convenient for winding of lithium ion battery cells of claim 1, wherein: the end of long sleeve (21) is provided with mounting panel (22), unable adjustment base fixed mounting on pneumatic cylinder (23) is in on mounting panel (22).

6. The fixture convenient for winding of lithium ion battery cells of claim 5, wherein: the rotating shaft (20) and the long sleeve (21) are both provided with a driving ring winding device (3), the driving ring winding device (3) comprises a driving motor (30) arranged on the fixed support (1) and a driven gear (31) arranged on one side of the driving motor (30), the tail end of an output shaft of the driving motor (30) is provided with a driving gear (301), one driven gear (31) is fixedly arranged on the rotating shaft (20), the other driven gear (31) is fixedly arranged on the long sleeve (21), and the driving gear (301) and the driven gear (31) corresponding to the driving gear are meshed with each other.