CN216576345U

CN216576345U - Lithium battery cap press welding device

Info

Publication number: CN216576345U
Application number: CN202123155813.2U
Authority: CN
Inventors: 陈园园
Original assignee: Jiangsu Xingguang Electric Vehicle Manufacturing Co ltd
Current assignee: Jiangsu Xingguang Electric Vehicle Manufacturing Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-24
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a lithium battery cap pressure welding device which comprises a base, wherein a workbench is arranged above the base, a connecting shell is arranged on one side of the workbench, a driving motor is arranged in the connecting shell, the driving motor is started to drive a rotating rod to rotate, so that a first bevel gear rotates, a second bevel gear and a lead screw can rotate under the meshing effect, a threaded block can move under the action of the rotation of the lead screw and a second sliding groove in the workbench, so that upper clamping plates are driven to move, the clamping plates on two sides are matched to clamp caps on the workbench, and the device can clamp the caps with different sizes by adjusting the positions of the clamping plates, so that the practicability of the device is realized.

Description

Lithium battery cap press welding device

Technical Field

The utility model relates to the field of pressure welding devices, in particular to a pressure welding device for a lithium battery cap.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. In the 70 s of the 20 th century, m.s.whitetingham proposed and began to study lithium ion batteries. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of science and technology, lithium batteries have become the mainstream;

the existing lithium battery cap pressure welding device still has defects when in use, the workbench above the pressure welding device on the current market is difficult to fix the battery caps with different sizes when in use, so that the device is not flexible in the pressure welding process, and the device can vibrate during working, thereby leading to the greatly reduced accuracy of pressure welding, and the pressure welding device for the lithium battery caps is needed to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a lithium battery cap pressure welding device.

In order to achieve the purpose, the utility model adopts the following technical scheme: a lithium battery cap pressure welding device comprises a base, wherein a workbench is arranged above the base, a connecting shell is arranged on one side of the workbench, a driving motor is arranged inside the connecting shell, one end of the driving motor is rotatably connected with a rotating rod, and the other end of the rotating rod is provided with a first bevel gear;

one side of the first bevel gear is engaged with a second bevel gear, and one end of the second bevel gear penetrates through the workbench and is internally provided with a screw rod.

As a further description of the above technical solution:

the screw rod is in threaded connection with a thread block, and a second sliding groove is formed in the workbench.

As a further description of the above technical solution:

the thread block is connected with the second sliding groove in a sliding mode, and the thread block penetrates through the second sliding groove and is provided with a clamping plate upwards.

As a further description of the above technical solution:

the base is fixedly connected with a supporting block, and a supporting rod is arranged above the supporting block.

As a further description of the above technical solution:

the support rod is fixedly connected with a cross beam, a telescopic rod is arranged on the cross beam, a control button is arranged on the telescopic rod, and a welding head is arranged at the other end of the telescopic rod.

As a further description of the above technical solution:

the both sides fixedly connected with connecting rod of telescopic link, the inside of bracing piece is provided with first spout, the other end and the first spout sliding connection of connecting rod have the slider, the below of slider is provided with first spring beam.

As a further description of the above technical solution:

the workstation runs through the base and inwards is provided with the connecting block, the inside of base is provided with the fixed block.

As a further description of the above technical solution:

the fixed block is provided with a connecting shaft, the connecting shaft is provided with a second spring rod, and the other end of the second spring rod is connected with the connecting block.

The utility model has the following beneficial effects:

1. compared with the prior art, the base of the lithium battery cap press welding device is provided with the workbench, when the cap is fixed, the driving motor is started to enable the rotating rod to drive the rotating rod to rotate, so that the first bevel gear rotates, the second bevel gear and the lead screw can rotate under the action of meshing, the threaded block can move under the action of the rotation of the lead screw and the second chute on the workbench, so that the clamping plates above the threaded block are driven to move, the clamping plates on two sides are matched to clamp the cap on the workbench, and the device can clamp the caps with different sizes by adjusting the positions of the clamping plates, so that the practicability of the device is realized;

2. compared with the prior art, the telescopic rod is arranged on the cross beam of the lithium battery cap press welding device, the welding head below the telescopic rod can be moved through the telescopic rod, the connecting rods are arranged at two ends of the telescopic rod, the connecting rods can drive the telescopic rod to stably move under the action of the first sliding groove and the sliding block, the first spring rod is arranged below the sliding block, the sliding block can have elastic force through the first spring rod, the connecting rods are loosened after welding is completed, the welding head can be driven to return to the original position through the connecting rods, and convenience of the device is achieved;

3. compared with the prior art, this lithium battery cap pressure welding device's workstation below is provided with the connecting block, thereby among the welding process workstation can produce vibrations and influence welding efficiency, during vibrations, the second spring beam of connecting block both sides can move about, thereby can restrict the connecting block and reach absorbing effect under the effect of fixed block and connecting axle.

Drawings

Fig. 1 is a cross-sectional view of a lithium battery cap press-welding device according to the present invention;

FIG. 2 is a schematic diagram of the structure A in FIG. 1;

FIG. 3 is a schematic diagram of the structure of B in FIG. 1;

fig. 4 is a schematic structural diagram of a workbench of a lithium battery cap press-welding device according to the present invention.

Illustration of the drawings:

1. a first chute; 2. a cross beam; 3. a connecting rod; 4. a telescopic rod; 5. a slider; 6. a control button; 7. welding a head; 8. a support block; 9. a lead screw; 10. a thread block; 11. a base; 12. a support bar; 13. a first spring lever; 14. a connecting shaft; 15. a second spring lever; 16. connecting blocks; 17. a fixed block; 18. a first bevel gear; 19. a second bevel gear; 20. a connecting shell; 21. rotating the rod; 22. a drive motor; 23. a splint; 24. a second chute; 25. a work bench.

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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a lithium battery cap pressure welding device comprises a base 11, wherein a workbench 25 is arranged above the base 11, a cap can be placed on the workbench 25, a connecting shell 20 is arranged on one side of the workbench 25, a driving motor 22 is arranged inside the connecting shell 20, one end of the driving motor 22 is rotatably connected with a rotating rod 21, the rotating rod 21 can be rotated by starting the driving motor 22, a first bevel gear 18 is arranged at the other end of the rotating rod 21, and the first bevel gear 18 can be rotated by the rotating rod 21;

one side meshing of first bevel gear 18 has second bevel gear 19, the one end of second bevel gear 19 runs through workstation 25 and inwards is provided with lead screw 9, can make second bevel gear 19 drive lead screw 9 rotate under the effect of meshing, threaded connection has screw block 10 on the lead screw 9, be provided with second spout 24 on the workstation 25, screw block 10 carries out sliding connection with second spout 24, restriction through second spout 24 can make lead screw 9 rotate and drive screw block 10 and remove, screw block 10 runs through second spout 24 and upwards is provided with splint 23. The clamping plates 23 on the two sides can be matched with each other to clamp the cap;

the base 11 is fixedly connected with a supporting block 8, a supporting rod 12 is arranged above the supporting block 8, a cross beam 2 is fixedly connected to the supporting rod 12, the cross beam 2 can be supported through the supporting block 8 and the supporting rod 12, a telescopic rod 4 is arranged on the cross beam 2, a control button 6 is arranged on the telescopic rod 4, a welding head 7 is arranged at the other end of the telescopic rod 4, and the control button 6 can control the welding head 7 to be switched on and off;

the two sides of the telescopic rod 4 are fixedly connected with connecting rods 3, a first sliding groove 1 is arranged in the supporting rod 12, the other end of the connecting rod 3 is connected with a sliding block 5 in a sliding mode through the first sliding groove 1, a first spring rod 13 is arranged below the sliding block 5, the connecting rod 3 can drive the telescopic rod 4 to stably move under the action of the first sliding groove 1 and the sliding block 5, the first spring rod 13 is arranged below the sliding block 5, the sliding block 5 can have elastic force through the first spring rod 13, the connecting rod 3 is loosened after welding is completed, and the welding head 7 can be driven by the connecting rod 3 to return to the original position;

workstation 25 runs through base 11 and inwards is provided with connecting block 16, the inside of base 11 is provided with fixed block 17, be provided with connecting axle 14 on the fixed block 17, be provided with second spring beam 15 on the connecting axle 14, the other end of second spring beam 15 is connected with connecting block 16, thereby workstation 25 can produce vibrations and influence welding efficiency among the welding process, during vibrations, second spring beam 15 of connecting block 16 both sides can move about, thereby can restrict connecting block 16 under the effect of fixed block 17 and connecting axle 14 and reach absorbing effect.

The working principle is as follows: a workbench 25 is arranged on a base 11 of the pressure welding device, when a cap is fixed, a driving motor 22 is started to enable a rotating rod 21 to rotate, so that a first bevel gear 18 rotates, a second bevel gear 19 and a lead screw 9 can rotate under the action of meshing, a thread block 10 can move through the action of the rotation of the lead screw 9 and a second chute 24 on the workbench 25, so that an upper clamping plate 23 is driven to move, the clamping plates 23 on two sides are matched to clamp the cap on the workbench 25, the device can clamp the caps with different sizes through adjusting the position of the clamping plate 23, the practicability of the device is realized, a welding head 7 on the lower part can be moved through a telescopic rod 4, connecting rods 3 are arranged at two ends of the telescopic rod 4, and the connecting rods 3 can drive the telescopic rod 4 to stably move under the action of the first chute 1 and a sliding block 5, and be provided with first spring beam 13 in the below of slider 5, can make slider 5 possess the elastic force through first spring beam 13, loosen connecting rod 3 after the welding is accomplished, can make soldered connection 7 drive by connecting rod 3 and get back to the normal position, realize the convenience of device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a lithium battery cap pressure welding device, includes base (11), its characterized in that: a workbench (25) is arranged above the base (11), a connecting shell (20) is arranged on one side of the workbench (25), a driving motor (22) is arranged inside the connecting shell (20), one end of the driving motor (22) is rotatably connected with a rotating rod (21), and a first bevel gear (18) is arranged at the other end of the rotating rod (21);

one side of the first bevel gear (18) is engaged with a second bevel gear (19), and one end of the second bevel gear (19) penetrates through the workbench (25) and is provided with a screw rod (9) inwards.

2. The lithium battery cap press-welding device according to claim 1, characterized in that: the screw rod (9) is in threaded connection with a thread block (10), and the workbench (25) is provided with a second sliding groove (24).

3. The lithium battery cap press-welding device according to claim 2, characterized in that: the thread block (10) is connected with the second sliding groove (24) in a sliding mode, and the thread block (10) penetrates through the second sliding groove (24) and is provided with a clamping plate (23) upwards.

4. The lithium battery cap press-welding device according to claim 1, characterized in that: the base (11) is fixedly connected with a supporting block (8), and a supporting rod (12) is arranged above the supporting block (8).

5. A lithium battery cap pressure welding device according to claim 4, characterized in that: the support rod (12) is fixedly connected with a cross beam (2), a telescopic rod (4) is arranged on the cross beam (2), a control button (6) is arranged on the telescopic rod (4), and a welding head (7) is arranged at the other end of the telescopic rod (4).

6. The lithium battery cap press-welding device according to claim 5, characterized in that: the utility model discloses a telescopic link, including the both sides fixedly connected with connecting rod (3) of telescopic link (4), the inside of bracing piece (12) is provided with first spout (1), the other end and first spout (1) sliding connection of connecting rod (3) have slider (5), the below of slider (5) is provided with first spring beam (13).

7. The lithium battery cap press-welding device according to claim 1, characterized in that: the workbench (25) penetrates through the base (11) and is internally provided with a connecting block (16), and a fixing block (17) is arranged inside the base (11).

8. The lithium battery cap press-welding device according to claim 7, characterized in that: the fixing block (17) is provided with a connecting shaft (14), the connecting shaft (14) is provided with a second spring rod (15), and the other end of the second spring rod (15) is connected with a connecting block (16).