CN210498894U - Spot welding machine for lithium battery - Google Patents
Spot welding machine for lithium battery Download PDFInfo
- Publication number
- CN210498894U CN210498894U CN201920850598.1U CN201920850598U CN210498894U CN 210498894 U CN210498894 U CN 210498894U CN 201920850598 U CN201920850598 U CN 201920850598U CN 210498894 U CN210498894 U CN 210498894U
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- support
- air
- cylinder
- fixedly connected
- spot welder
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Abstract
The utility model discloses a lithium cell spot welder, include: the bracket is a cuboid frame; the air cylinder is arranged at the front end of the support, and a piston rod of the air cylinder is vertically downward; the moving block is arranged in front of the cylinder and is arranged in parallel with the cylinder; one end of the connecting rod is vertically connected with a piston rod of the air cylinder, and the other end of the connecting rod is fixedly connected with the moving block; the electrode column is arranged at the bottom end of the moving block; and the power supply is arranged on the bracket and is electrically connected with the electrode column. An object of the utility model is to provide a lithium cell spot welder that positioning accuracy is higher, welding work efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of the battery welding, concretely relates to lithium cell spot welder.
Background
Lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. 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 nowadays. The battery cores need to be connected in series and in parallel through the nickel connecting guide sheet in the production process of the lithium battery, the connection of the nickel connecting guide sheet and the battery is realized through spot welding, most of the existing workers adopt spot welding machines, the positioning precision is low, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming among the prior art positioning accuracy low. The working efficiency is low.
For this reason, the technical scheme who adopts is, the utility model discloses a lithium cell spot welder, include:
the bracket is a cuboid frame;
the air cylinder is arranged at the front end of the support, and a piston rod of the air cylinder is vertically downward;
the moving block is arranged in front of the cylinder and is arranged in parallel with the cylinder;
one end of the connecting rod is vertically connected with a piston rod of the air cylinder, and the other end of the connecting rod is fixedly connected with the moving block;
the electrode column is arranged at the bottom end of the moving block;
and the power supply is arranged on the bracket and is electrically connected with the electrode column.
Preferably, the stent comprises:
the four support rods are respectively and symmetrically arranged in the vertical direction;
the top ends of the four supporting rods are fixedly connected through the four cross rods in sequence;
the supporting plate is arranged among the four supporting rods and positioned below the cross rod, and the supporting plate is fixedly connected with each supporting rod;
the top end of the air cylinder is fixedly connected with the cross rod at the front end of the support, and the bottom end of the air cylinder is fixedly connected with the front edge of the support plate.
Preferably, the apparatus further comprises a driving device, the driving device comprising:
the air outlet of the electromagnetic valve is connected with one end of an air inlet pipe, the other end of the air inlet pipe is communicated with the air inlet end of the air cylinder, one end of an exhaust pipe is communicated with the air outlet of the electromagnetic valve, and the other end of the exhaust pipe is communicated with the air outlet end of the air cylinder;
one end of the gas pipe is communicated with the gas inlet of the electromagnetic valve, and the other end of the gas pipe is communicated with the air pump.
Preferably, the air conveying pipe is provided with an air pressure gauge.
Preferably, a foot switch is installed below the bracket, and the foot switch is electrically connected with the electromagnetic valve.
Preferably, a mobile positioning device is further mounted on the support, and the mobile positioning device includes:
the motor is arranged on one supporting rod at the front end of the bracket;
the bearing is arranged on the other supporting rod at the front end of the bracket;
the screw rod is arranged in the horizontal direction, one end of the screw rod is fixedly connected with an output shaft of the motor, and the other end of the screw rod is fixedly connected with an inner ring of the bearing;
the screw rod penetrates through the threaded hole, and a through hole is formed in the sliding block and is positioned below the threaded hole;
the guide shaft is arranged between the two support rods at the front end of the support and penetrates through the through hole.
Preferably, an object carrying plate is arranged below the electrode column, the object carrying plate is placed horizontally, and the object carrying plate is fixedly connected with each support rod respectively.
Preferably, the bottom ends of the four support rods are respectively provided with universal wheels.
The utility model discloses technical scheme has following advantage: the utility model discloses a lithium cell spot welder, include: the bracket is a cuboid frame; the air cylinder is arranged at the front end of the support, and a piston rod of the air cylinder is vertically downward; the moving block is arranged in front of the cylinder and is arranged in parallel with the cylinder; one end of the connecting rod is vertically connected with a piston rod of the air cylinder, and the other end of the connecting rod is fixedly connected with the moving block; the electrode column is arranged at the bottom end of the moving block; and the power supply is arranged on the bracket and is electrically connected with the electrode column. Because the air cylinder is used as driving power, the welding pressure can be accurately controlled through the air cylinder, and the current on the electrode column can be adjusted through the power supply, so that high welding precision is ensured; the welding worker can complete the welding of the lithium battery by only moving the welding position of the lithium battery and operating the switch of the air cylinder, and the starting time of the air cylinder is short, so that the welding speed is increased, and the welding efficiency of the lithium battery is also improved; in addition, when workers operate, the bottom ends of the electrode columns are small, the workers can aim at welding points on the lithium battery conveniently, and the welding positioning precision is improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the mounting structure schematic diagram of the middle cylinder and the moving block of the present invention.
Fig. 3 is a schematic structural diagram of the middle mobile positioning device of the present invention.
Fig. 4 is a side view of the middle mobile positioning device of the present invention.
The drawings are numbered as follows: 1-bracket, 101-support rod, 102-cross rod, 103-support plate, 2-air cylinder, 3-moving block, 4-connecting rod, 5-electrode column, 6-power supply, 7-electromagnetic valve, 8-air inlet pipe, 9-air outlet pipe, 10-air pipe, 11-barometer, 12-motor, 13-bearing, 14-screw rod, 15-slide block, 16-threaded hole, 17-through hole, 18-guide shaft, 19-carrying plate and 20-foot switch.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
The embodiment of the utility model provides a lithium cell spot welder, as shown in fig. 1-2, include:
the support 1 is a cuboid frame;
the air cylinder 2 is arranged at the front end of the support 1, and a piston rod of the air cylinder 2 is vertically downward;
the moving block 3 is arranged in front of the cylinder 2, and the moving block 3 is arranged in parallel with the cylinder 2;
one end of the connecting rod 4 is vertically connected with a piston rod of the cylinder 2, and the other end of the connecting rod 4 is fixedly connected with the moving block 3;
the electrode column 5 is arranged at the bottom end of the moving block 3;
and the power supply 6 is arranged on the support 1, and the power supply 6 is electrically connected with the electrode column 5.
The working principle of the technical scheme is as follows: put nickel connection guide piece and battery core, make the position that needs welded fastening be located the below of electrode post 5, then start cylinder 2 on the support 1, piston rod downstream on the cylinder 2, rethread connecting rod 4 drives the movable block 3 downstream, the movable block 3 drives electrode post 5 downstream, power 6 makes electrode post 5 have big electric current, make welding position nickel connection guide piece electrically conductive generate heat and become soft, rethread 5 decurrent pressure of electrode post, thereby make nickel connection guide piece become by pressure deformation with the lithium cell series connection, cylinder 2 exhausts after the welding is accomplished, electrode post 5 lifts up, remove welding position once more and carry out the welding of next point.
The beneficial effects of the above technical scheme are: because the air cylinder is used as driving power, the welding pressure can be accurately controlled through the air cylinder, and the current on the electrode column can be adjusted through the power supply, so that high welding precision is ensured; the welding worker can complete the welding of the lithium battery by only moving the welding position of the lithium battery and operating the switch of the air cylinder, and the starting time of the air cylinder is short, so that the welding speed is increased, and the welding efficiency of the lithium battery is also improved; in addition, when workers operate, the bottom ends of the electrode columns are small, the workers can aim at welding points on the lithium battery conveniently, and the welding positioning precision is improved.
In one embodiment, as shown in fig. 1, the stent 1 comprises:
four support rods 101 which are respectively and symmetrically arranged in the vertical direction;
the top ends of the four support rods 101 are fixedly connected with the four cross rods 102 in sequence;
the supporting plate 103 is arranged between the four supporting rods 101 and is positioned below the cross rod 102, and the supporting plate 103 is fixedly connected with each supporting rod 101;
the top end of the cylinder 2 is fixedly connected with the cross rod 102 at the front end of the bracket 1, and the cylinder 2
The bottom end is fixedly connected with the front edge of the supporting plate 103.
The beneficial effects of the above technical scheme are: the support is a frame structure consisting of a support rod 101, a cross rod 102 and a support plate 103, is used for fixedly supporting each part on the lithium battery spot welding machine, and is simple in structure and convenient to install.
In one embodiment, as shown in fig. 1, further comprising a driving device, the driving device comprising:
an air outlet of the electromagnetic valve 7 is connected with one end of an air inlet pipe 8, the other end of the air inlet pipe 8 is communicated with an air inlet end of the air cylinder 2, one end of an exhaust pipe 9 is communicated with an air outlet of the electromagnetic valve 7, and the other end of the exhaust pipe 9 is communicated with an air outlet end of the air cylinder 2;
and one end of the gas pipe 10 is communicated with the gas inlet of the electromagnetic valve 7, and the other end of the gas pipe 10 is communicated with the air pump.
The beneficial effects of the above technical scheme are: the air pump passes through gas-supply pipe 10 and impresses the air and drive the piston rod downstream in the actuating cylinder 2 in the cylinder 2 through intake pipe 8, when accomplishing the welding, through the air in the gas-supply pipe 10 exhaust cylinder 2 for piston rod upward movement in the cylinder 2, solenoid valve 7 is used for controlling admitting air and exhausting of cylinder 2, welded pressure accessible atmospheric pressure carries out the accurate control, the pressure welding time passes through solenoid valve accurate control, therefore, welding precision and welding efficiency have been improved greatly.
In one embodiment, as shown in FIG. 1, a barometer 11 is mounted on the air delivery pipe 10.
The beneficial effects of the above technical scheme are: the barometer 11 is used for monitoring the pressure value in the gas transmission pipe, and prevents that the input air pressure in the air cylinder 2 is too high, so that the lithium battery is crushed during welding.
In one embodiment, as shown in fig. 1, a foot switch 20 is installed below the bracket 1, and the foot switch 20 is electrically connected to the solenoid valve 7.
The beneficial effects of the above technical scheme are: can place the electric welding on welding platform, put foot switch 20 under operating personnel's foot, operating personnel moves the position of lithium cell on welding platform, steps on foot switch 20 through the foot and starts solenoid valve control cylinder and weld, and after finishing, moves the lithium cell again, and transform welding position welds once more, has improved welding efficiency
In one embodiment, as shown in fig. 3-4, the support 1 further has a mobile positioning device mounted thereon, the mobile positioning device comprising:
the motor 12 is arranged on one supporting rod 101 at the front end of the bracket 1;
the bearing 13 is arranged on the other supporting rod 101 at the front end of the bracket 1;
the screw 14 is arranged in the horizontal direction, one end of the screw 14 is fixedly connected with an output shaft of the motor 12, and the other end of the screw 14 is fixedly connected with an inner ring of the bearing 13;
the screw rod 14 penetrates through the threaded hole 16, a through hole 17 is further penetratingly arranged on the sliding block 15, and the through hole 17 is located below the threaded hole 16;
and the guide shaft 18 is arranged between the two support rods 101 at the front end of the bracket 1, and the guide shaft 18 penetrates through the through hole 17.
The working principle of the technical scheme is as follows: when the welding position of the lithium battery needs to be adjusted, the rotation of the motor 12 is controlled to drive the screw 14 to rotate on the bearing 13, and the screw 14 and the threaded hole 16 are in threaded transmission, so that the through hole 17 in the sliding block 15 reciprocates back and forth along the guide shaft 18, the moving block 3 reciprocates back and forth left and right, and the position of the electrode column 5 is adjusted to the required welding position for welding.
The beneficial effects of the above technical scheme are: because the adjustment of the welding position is realized through thread transmission, the precision control of the positioning is more accurate, the moving distance can be accurately controlled by controlling the rotation of the motor, the positioning precision is greatly improved, and the welding quality of the lithium battery is improved. In addition, automatic adjustment of lithium battery positioning is realized, manpower is saved, welding workers are easy, and welding automation is realized.
In one embodiment, as shown in fig. 3 to 4, a carrying plate 19 is disposed below the electrode column 5, the carrying plate 19 is horizontally disposed, and the carrying plate 19 is fixedly connected to each of the support rods 101.
The beneficial effects of the above technical scheme are: carry the thing board and be used for placing required welded lithium cell, carry the thing board and level and more smooth, what be convenient for the lithium cell place levels more, has improved the welding quality of lithium cell.
In one embodiment, universal wheels are respectively disposed at the bottom ends of the four support rods 101.
The beneficial effects of the above technical scheme are: the universal wheel is convenient for the removal of support, makes things convenient for lithium cell spot welder's transport.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A spot welder for lithium batteries, comprising:
the support (1), the support (1) is a cuboid frame;
the air cylinder (2) is arranged at the front end of the support (1), and a piston rod of the air cylinder (2) is vertically downward;
the moving block (3) is arranged in front of the cylinder (2), and the moving block (3) is arranged in parallel with the cylinder (2);
one end of the connecting rod (4) is vertically connected with a piston rod of the cylinder (2), and the other end of the connecting rod (4) is fixedly connected with the moving block (3);
the electrode column (5) is arranged at the bottom end of the moving block (3);
the power supply (6) is arranged on the support (1), and the power supply (6) is electrically connected with the electrode column (5).
2. A lithium battery spot welder according to claim 1, characterized in that said support (1) comprises:
four support rods (101) which are respectively and symmetrically arranged in the vertical direction;
the top ends of the four support rods (101) are fixedly connected through the four cross rods (102) in sequence;
the supporting plate (103) is arranged among the four supporting rods (101) and is positioned below the cross rod (102), and the supporting plate (103) is fixedly connected with each supporting rod (101);
the top end of the air cylinder (2) is fixedly connected with the cross rod (102) at the front end of the support (1), and the bottom end of the air cylinder (2) is fixedly connected with the front edge of the support plate (103).
3. The lithium battery spot welder of claim 1, further comprising a drive device, the drive device comprising:
the air outlet of the electromagnetic valve (7) is connected with one end of an air inlet pipe (8), the other end of the air inlet pipe (8) is communicated with the air inlet end of the air cylinder (2), one end of an exhaust pipe (9) is communicated with the air outlet of the electromagnetic valve (7), and the other end of the exhaust pipe (9) is communicated with the air outlet end of the air cylinder (2);
the air supply pipe (10), air supply pipe (10) one end with the air inlet intercommunication of solenoid valve (7), the air supply pipe (10) other end and air pump intercommunication.
4. A spot welder for lithium batteries according to claim 3, characterized in that said gas pipe (10) is equipped with a barometer (11).
5. A lithium battery spot welder according to claim 3, characterized in that a foot switch (20) is mounted under said bracket (1), said foot switch (20) being electrically connected to said solenoid valve (7).
6. A lithium battery spot welder according to claim 2, characterized in that said support (1) is further equipped with a mobile positioning device, said mobile positioning device comprising:
the motor (12) is arranged on one supporting rod (101) at the front end of the bracket (1);
the bearing (13) is arranged on the other supporting rod (101) at the front end of the bracket (1);
the screw (14) is arranged in the horizontal direction, one end of the screw (14) is fixedly connected with an output shaft of the motor (12), and the other end of the screw (14) is fixedly connected with an inner ring of the bearing (13);
the screw rod (14) penetrates through the threaded hole (16), a through hole (17) is further arranged on the sliding block (15) in a penetrating mode, and the through hole (17) is located below the threaded hole (16);
the guide shaft (18) is arranged between the two support rods (101) at the front end of the support (1), and the guide shaft (18) penetrates through the through hole (17).
7. The spot welder for lithium batteries according to claim 2, characterized in that a loading plate (19) is disposed under the electrode column (5), the loading plate (19) is horizontally disposed, and the loading plate (19) is fixedly connected to each of the support rods (101).
8. A spot welder for lithium batteries according to claim 2, characterized in that the bottom ends of the four support rods (101) are respectively provided with universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850598.1U CN210498894U (en) | 2019-06-06 | 2019-06-06 | Spot welding machine for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850598.1U CN210498894U (en) | 2019-06-06 | 2019-06-06 | Spot welding machine for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210498894U true CN210498894U (en) | 2020-05-12 |
Family
ID=70577763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920850598.1U Expired - Fee Related CN210498894U (en) | 2019-06-06 | 2019-06-06 | Spot welding machine for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210498894U (en) |
-
2019
- 2019-06-06 CN CN201920850598.1U patent/CN210498894U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |