CN218745842U

CN218745842U - Lithium battery spot welding fixing device

Info

Publication number: CN218745842U
Application number: CN202223062800.5U
Authority: CN
Inventors: 王文昊
Original assignee: Gansu Dajingma Technology Co ltd
Current assignee: Gansu Dajingma Technology Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-28
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery spot welding fixing device, which comprises a placing plate, a fixing plate and a fixing component, wherein the bottom center of the placing plate is transversely provided with a first movable hole, the bottom center of the fixing plate is transversely provided with a second movable hole matched with the first movable hole, the fixing component comprises a driving unit and a winding unit, and the driving unit comprises a first mounting frame, a second mounting frame and an annular electromagnetic slide rail; the utility model discloses a place board and fixed plate and set up some first movable holes and second movable holes to be convenient for drive unit's installation, and drive unit cooperation winding unit's design, the second finger cylinder among the winding unit promptly can centre gripping winding sticky tape, and twine the fixed plate and the small-size battery of placing the board centre gripping under the drive of electromagnetism slider and annular electromagnetism slide rail, thereby realize joint strength between the further enhancement small-size lithium cell.

Description

Lithium battery spot welding fixing device

Technical Field

The utility model relates to a lithium cell technical field, concretely relates to lithium cell spot welding fixing device.

Background

The lithium cell of current electric motor car adopts a plurality of miniature lithium cell equipment to form, in-process at the production equipment, need connect in parallel or establish ties to its small-size lithium cell according to the specification of electric motor car lithium cell, current small-size lithium cell needs to use spot welding technique at parallelly connected in-process and makes it parallelly connected through the connecting piece each other, however at parallelly connected in-process, need carry out the fixed position to a plurality of small-size lithium cells, what current fixed technique generally adopted is seted up the recess with small-size lithium cell looks adaptation bottom the fixed plate, then carry out the centre gripping through placing the board and fix, this kind of fixed mode can be effectual fixed when the spot welding to its small-size lithium cell, nevertheless be the end through sheetmetal connection small-size lithium cell because of the spot welding, when leading to subsequent stage installation, probably lead to sheetmetal fracture or spot welding point lax because of the joint strength of a plurality of small-size lithium cells is not enough.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lithium cell spot welding fixing device possesses and can further strengthen joint strength's advantage between the small-size lithium cell when fixed to its small-size lithium cell that carries out spot welding, has solved current spot welding fixing device function singleness's problem.

The utility model discloses a lithium cell spot welding fixing device, including placing board, fixed plate and fixed subassembly, the bottom central authorities of placing the board have transversely seted up first movable hole, the bottom central authorities of fixed plate transversely set up with the second movable hole of first movable hole looks adaptation, fixed subassembly is including drive unit and winding unit, drive unit is including first installing frame, second installing frame and annular electromagnetism slide rail, the inside at first movable hole and second movable hole is installed respectively to first installing frame and second installing frame, the inner wall at first installing frame and second installing frame is installed to annular electromagnetism slide rail, the surface mounting of annular electromagnetism slide rail has the electromagnetism slider, the winding unit is including winding sticky tape, first finger cylinder, second finger cylinder and cutting sword.

Above-mentioned technical scheme is offered some first movable holes and second movable holes through placing board and fixed plate to the installation of drive unit has been convenient for, and the design of drive unit cooperation winding unit, the second finger cylinder in the winding unit promptly can the centre gripping winding sticky tape, and twine the fixed plate and the small-size battery of placing the board centre gripping under the drive of electromagnetism slider and annular electromagnetism slide rail, thereby realizes joint strength between the further enhancement small-size lithium cell.

As a further improvement, the left and right sides fixed connection of fixed block and second activity downthehole wall is passed through respectively at the both ends in the first installing frame outside, the butt joint hole has all been seted up at the both ends of second installing frame, the first electric telescopic handle of bottom fixedly connected with of first installing frame, the fixed frame of bottom fixedly connected with of first electric telescopic handle, the top of fixed frame and the bottom fixed connection who places the board, the butt joint pole of the equal fixedly connected with in both ends and butt joint hole looks adaptation of first installing frame.

Through the design of the technical scheme, the effect of facilitating the installation of the first installation frame and the second installation frame is achieved.

As a further improvement, the annular electromagnetic slide rail comprises a first electromagnetic slide rail and a second electromagnetic slide rail, and the first electromagnetic slide rail and the second electromagnetic slide rail are respectively installed on the inner wall of the first installation frame and the inner wall of the second installation frame.

Through the design of the technical scheme, the annular electromagnetic sliding rail is enabled to be separated, so that the plate and the fixed plate can be conveniently placed in the movement.

As a further improvement of the utility model, the winding sticky tape is installed in the left side of placing the board, the back fixedly connected with second electric telescopic handle of first finger cylinder, second electric telescopic handle passes through the top fixed connection of connecting plate with the fixed plate, the exposed core of first finger cylinder sets up towards annular electromagnetism slide rail, the second finger cylinder is installed on the electromagnetism slider surface.

Through the design of the technical scheme, the effect of facilitating the transfer of the winding adhesive tape between the first finger cylinder and the second finger cylinder is achieved.

As a further improvement, the back fixedly connected with third electric telescopic handle of cutting sword, the top fixed connection of third electric telescopic handle through fixed ear and fixed plate, the cutting end of cutting sword is towards annular electromagnetism slide rail, second electric telescopic handle is parallel with the vertical axle of fixed plate top horizontal plane, the left side at second electric telescopic handle is installed to the winding sticky tape, third electric telescopic handle is located second electric telescopic handle's right side.

Through the design of the technical scheme, the effect of cutting and breaking the small lithium battery after the winding adhesive tape is wound on the small lithium battery is achieved.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a place board and fixed plate and set up some first movable holes and second movable holes to be convenient for drive unit's installation, and drive unit cooperation winding unit's design, the second finger cylinder among the winding unit promptly can centre gripping winding sticky tape, and twine the fixed plate and the small-size battery of placing the board centre gripping under the drive of electromagnetism slider and annular electromagnetism slide rail, thereby realize joint strength between the further enhancement small-size lithium cell.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. placing the plate; 2. a fixing plate; 3. a drive unit; 31. a first mounting frame; 32. a second mounting frame; 33. an annular electromagnetic slide rail; 331. a first electromagnetic slide rail; 332. a second electromagnetic slide rail; 34. an electromagnetic slider; 4. a winding unit; 41. winding the adhesive tape; 42. a first finger cylinder; 43. a second finger cylinder; 44. a cutting edge; 45. a third electric telescopic rod; 46. a second electric telescopic rod; 5. a first electric telescopic rod; 6. a fixing frame; 7. a fixed block; 8. a first movable hole; 9. a second movable hole; 10. a butt joint hole; 11. a docking rod.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1, fig. 2 and fig. 3, the utility model discloses a lithium battery spot welding fixing device, including placing board 1, fixed plate 2 and fixed subassembly, the bottom central authorities of placing board 1 have transversely seted up first movable hole 8, the bottom central authorities of fixed plate 2 have transversely seted up the second movable hole 9 with first movable hole 8 looks adaptation, fixed subassembly is including drive unit 3 and winding unit 4, drive unit 3 is including first installing frame 31, second installing frame 32 and annular electromagnetic slide rail 33, first installing frame 31 and second installing frame 32 are installed respectively in the inside of first movable hole 8 and second movable hole 9, annular electromagnetic slide rail 33 is installed at the inner wall of first installing frame 31 and second installing frame 32, the surface mounting of annular electromagnetic slide rail 33 has electromagnetic slider 34, winding unit 4 is including winding sticky tape 41, first finger cylinder 42, second finger cylinder 43 and cutting edge 44, through placing board 1 and fixed plate 2 set up some first movable hole 8 and second movable hole 9, thereby the installation of drive unit 3 is convenient, and the installation of drive unit 3, the winding sticky tape 4 is the drive unit, thereby the further winding is realized winding battery clamping strength between the small-size lithium battery holding unit 4 and the small-size battery clamping unit 33 that can be further placed the winding sticky tape 3, thereby.

Referring to fig. 1 and 4, two ends of the outer side of the first mounting frame 31 are respectively fixedly connected with the left side and the right side of the inner wall of the second movable hole 9 through the fixing block 7, the two ends of the second mounting frame 32 are respectively provided with the butt joint holes 10, the bottom of the first mounting frame 31 is fixedly connected with the first electric telescopic rod 5, the bottom of the first electric telescopic rod 5 is fixedly connected with the fixing frame 6, the top of the fixing frame 6 is fixedly connected with the bottom of the placing plate 1, two ends of the first mounting frame 31 are respectively fixedly connected with the butt joint rods 11 matched with the butt joint holes 10, so that the effect of facilitating the installation of the first mounting frame 31 and the second mounting frame 32 is achieved, the annular electromagnetic slide rail 33 comprises a first electromagnetic slide rail 331 and a second electromagnetic slide rail 332, the first electromagnetic slide rail 331 and the second electromagnetic slide rail 332 are respectively installed on the inner walls of the first mounting frame 31 and the second mounting frame 32, the effect of separating the annular electromagnetic slide rail 33 is achieved, and the movement of the placing plate 1 and the fixing plate 2 is facilitated.

Referring to fig. 1 and 2, the winding tape 41 is installed on the left side of the placing plate 1, the back surface of the first finger cylinder 42 is fixedly connected with a second electric telescopic rod 46, the second electric telescopic rod 46 is fixedly connected with the top of the fixing plate 2 through a connecting plate, the clamping end of the first finger cylinder 42 is arranged towards the annular electromagnetic slide rail 33, the second finger cylinder 43 is installed on the surface of the electromagnetic slide block 34, so that the winding tape 41 is conveniently transferred between the first finger cylinder 42 and the second finger cylinder 43, the back surface of the cutting blade 44 is fixedly connected with a third electric telescopic rod 45, the third electric telescopic rod 45 is fixedly connected with the top of the fixing plate 2 through a fixing lug, the cutting end of the cutting blade 44 is arranged towards the annular electromagnetic slide rail 33, the second electric telescopic rod 46 is parallel to the vertical axis of the horizontal plane of the top of the fixing plate 2, the winding tape 41 is installed on the left side of the second electric telescopic rod 46, the third electric telescopic rod 45 is located on the right side of the second electric telescopic rod 46, and the effect of cutting and breaking the small lithium batteries after the winding tape 41 is completed.

When the utility model is used, the placing plate 1 and the fixing plate 2 in the device can be installed on the existing clamping device to replace the original clamping structure, the driving structure of the existing clamping device is utilized, the small lithium battery can be orderly clamped by the fixing plate 2 and the placing plate 1, then the first electric telescopic rod 5 is started, the first electric telescopic rod 5 can be started to butt the butt rod 11 on the first mounting frame 31 and the butt hole 10 on the second mounting frame 32, at the moment, the first electromagnetic slide rail 331 and the second electromagnetic slide rail 332 can form an arc-shaped electromagnetic slide rail, then the second electric telescopic rod 46 is started, the second electric telescopic rod 46 can enable the wound adhesive tape 41 clamped by the first finger cylinder 42 to cross the first electromagnetic slide rail 331, then the electromagnetic slider 34 is started again, the electromagnetic slider 34 can carry the second finger cylinder 43 to move towards and clamp the wound adhesive tape 41 below the first electromagnetic slide rail 331, at the moment, the first finger cylinder 42 can loosen the clamp the wound adhesive tape 41, and the second electric telescopic rod 46 can carry the wound adhesive tape 43 to move along the wound adhesive tape 41, and the intensity between the small lithium battery is increased through the connection between the small lithium battery and the small lithium battery 33;

after the winding is completed, the second electric telescopic rod 46 is started, the first finger cylinder 42 is carried by the starting of the second electric telescopic rod 46 to clamp the winding adhesive tape 41, then the third electric telescopic rod 45 is started, and the cutting blade 44 is carried by the third electric telescopic rod 45 to cut and break the winding adhesive tape 41 between the first finger cylinder 42 and the second finger cylinder 43, so that the next group of lithium batteries can be wound conveniently.

The above are merely embodiments of the present invention, and are not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a lithium cell spot welding fixing device, is including placing board (1), fixed plate (2) and fixed subassembly, its characterized in that:

a first movable hole (8) is transversely formed in the center of the bottom of the placing plate (1), and a second movable hole (9) matched with the first movable hole (8) is transversely formed in the center of the bottom of the fixing plate (2);

the fixed assembly comprises a driving unit (3) and a winding unit (4), the driving unit (3) comprises a first mounting frame (31), a second mounting frame (32) and an annular electromagnetic sliding rail (33), the first mounting frame (31) and the second mounting frame (32) are respectively mounted inside a first movable hole (8) and a second movable hole (9), the annular electromagnetic sliding rail (33) is mounted on the inner walls of the first mounting frame (31) and the second mounting frame (32), and an electromagnetic sliding block (34) is mounted on the surface of the annular electromagnetic sliding rail (33);

the winding unit (4) comprises a winding adhesive tape (41), a first finger cylinder (42), a second finger cylinder (43) and a cutting edge (44).

2. The spot welding fixture for lithium battery as claimed in claim 1, wherein: the both ends in first installing frame (31) outside are respectively through the left and right sides fixed connection of fixed block (7) and second activity hole (9) inner wall, butt joint hole (10) have all been seted up at the both ends of second installing frame (32).

3. The spot welding fixture for lithium battery as claimed in claim 1, wherein: the bottom fixedly connected with of first installing frame (31) first electric telescopic handle (5), the fixed frame (6) of bottom fixedly connected with of first electric telescopic handle (5), the top of fixed frame (6) and the bottom fixed connection who places board (1).

4. The spot welding fixture for lithium battery as claimed in claim 1, wherein: the two ends of the first mounting frame (31) are fixedly connected with butt joint rods (11) matched with the butt joint holes (10).

5. The spot welding fixture for lithium battery as claimed in claim 1, wherein: annular electromagnetism slide rail (33) are including first electromagnetism slide rail (331) and second electromagnetism slide rail (332), the inner wall at first installing frame (31) and second installing frame (32) is installed respectively in first electromagnetism slide rail (331) and second electromagnetism slide rail (332).

6. The spot welding fixture for lithium battery as claimed in claim 1, wherein: the winding adhesive tape (41) is installed on the left side of the placing plate (1), a second electric telescopic rod (46) is fixedly connected to the back face of the first finger cylinder (42), the second electric telescopic rod (46) is fixedly connected with the top of the fixing plate (2) through a connecting plate, the clamping end of the first finger cylinder (42) is arranged towards the annular electromagnetic sliding rail (33), and the second finger cylinder (43) is installed on the surface of the electromagnetic sliding block (34).

7. The spot welding fixture for lithium battery as claimed in claim 1, wherein: the back fixedly connected with third electric telescopic handle (45) of cutting sword (44), third electric telescopic handle (45) are through the top fixed connection of fixed ear with fixed plate (2), the cutting end of cutting sword (44) is towards annular electromagnetism slide rail (33).

8. The spot welding fixture for lithium battery as claimed in claim 6, wherein: the second electric telescopic rod (46) is parallel to a vertical shaft of the horizontal plane at the top of the fixing plate (2), the winding adhesive tape (41) is installed on the left side of the second electric telescopic rod (46), and the third electric telescopic rod (45) is located on the right side of the second electric telescopic rod (46).