CN215145864U - Polar plate welding jig - Google Patents
Polar plate welding jig Download PDFInfo
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- CN215145864U CN215145864U CN202120447547.1U CN202120447547U CN215145864U CN 215145864 U CN215145864 U CN 215145864U CN 202120447547 U CN202120447547 U CN 202120447547U CN 215145864 U CN215145864 U CN 215145864U
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- welding
- polar plate
- positioning
- laser welding
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Abstract
The utility model discloses a polar plate welding fixture, which comprises a main body arranged on a welding platform, wherein the top surface of the main body is provided with a first mounting position for fixing a polar plate and a second mounting position for fixing an electric core, so that the polar plate is clamped between the electric core and the main body; the main part bottom surface is opened has the laser welding hole that exposes polar plate and electric core, and main part one side is formed with the air flue that extends to the laser welding hole from the border, and the air flue passes through the laser welding hole and spouts the gas to the welding point. Polar plate welding jig, solve the problem that the temperature is too high.
Description
Technical Field
The utility model belongs to the battery field of making especially relates to a polar plate welding jig.
Background
The polar plate and the electric core of battery can produce the heat at the welding process, lead to the inside difference grow that distributes of battery, and then can make the barrier film shrink of battery, perhaps scald and wear, cause the inside short circuit of battery.
SUMMERY OF THE UTILITY MODEL
For solving the short circuit problem mentioned in the background art, the utility model provides a polar plate welding jig to solve above-mentioned technical problem.
In order to achieve the above object, the utility model discloses a polar plate welding jig's concrete technical scheme as follows:
a polar plate welding fixture comprises a main body arranged on a welding platform, wherein the top surface of the main body is provided with a first mounting position for fixing a polar plate and a second mounting position for fixing an electric core, so that the polar plate is clamped between the electric core and the main body; the main part bottom surface is opened has the laser welding hole that exposes polar plate and electric core, and main part one side is formed with the air flue that extends to the laser welding hole from the border, and the air flue passes through the laser welding hole and spouts the gas to the welding point.
Furthermore, a positioning column is formed on the main body at the second mounting position, and the electric core is sleeved on the positioning column.
Furthermore, the main body is provided with a positioning boss which is arranged oppositely at the first installation position, and the polar plate is sleeved on the positioning boss.
Furthermore, the laser welding holes are arranged along the radial direction of the positioning columns and are circumferentially arrayed by taking the positioning columns as centers.
Furthermore, a baffle is fixedly connected to the bottom of the air passage, and one end of the baffle extends into the edge of the laser welding hole.
Furthermore, the thickness of the baffle becomes thinner gradually as the laser welding hole is approached.
Furthermore, the top surface of the main body is provided with a ring groove, and the ring groove is communicated with the upper end of the laser welding hole.
Further, the main part both sides are formed with the side edge of relative setting, and welded platform opens the spout that supplies the main part to slide, and both sides are along laminating with spout both sides wall respectively.
Furthermore, the main part both ends are formed with the locating hole of relative setting, and the welded platform rigid coupling has the positioning bolt of block on the locating hole.
The utility model discloses a polar plate welding jig has following advantage:
1. lengthening the laser welding hole, and increasing the adjustable range of the length position of the welding line;
2. the baffle is detachably designed, so that the air passage can be communicated, and the replacement is convenient;
3. the welding slag is discharged through the air passage, and the separation film cannot be scalded downwards due to gravity.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a schematic view of the bottom structure of the main body of the present invention.
The notation in the figure is:
1. a main body; 11. welding the hole by laser; 12. an airway; 13. a ring groove; 14. positioning the opening; 2. a positioning column; 3. positioning the boss; 4. a baffle plate; 5. and a side edge.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the utility model discloses a polar plate welding jig to weld the polar plate on electric core. The polar plate welding fixture comprises a main body 1 arranged on a welding platform, wherein the top surface of the main body 1 is provided with a first mounting position for fixing a polar plate and a second mounting position for fixing an electric core, so that the polar plate is clamped between the electric core and the main body 1; the laser welding hole 11 that exposes polar plate and electric core is opened to 1 bottom surface of main part, and 1 one side of main part is formed with the air flue 12 that extends to laser welding hole 11 from the border, and air flue 12 is jet-propelled to the welding point through laser welding hole 11, and consequently the air that flows reduces the welding temperature of battery on the one hand, and on the other hand will weld and produce the welding slag and blow off, and the welding slag is retrieved to the bits mouth of inhaling of the laser welding machine of being convenient for.
Specifically, the main body 1 is formed with a positioning boss 3 arranged oppositely at the first mounting position, and the polar plate is sleeved on the positioning boss 3. The main part 1 is formed with reference column 2 at the second installation position, and the electricity core cover is established on reference column 2. The positioning column 2 is positioned between the two positioning bosses 3.
The laser welding holes 11 are radially arranged along the positioning columns 2 and circumferentially arrayed with the positioning columns 2 as centers. In order to prevent welding slag from falling into the air flue 12, a baffle 4 is fixedly connected to the bottom of the air flue 12, and one end of the baffle 4 extends into the edge of the laser welding hole 11. And the thickness of the baffle 4 becomes thinner gradually as the laser welding hole 11 is approached. To fix the baffle 4, the baffle 4 and the body 1 are bolted. In addition, the top surface of the main body 1 is provided with a ring groove 13, and the ring groove 13 is communicated with the upper end of the laser welding hole 11.
In order to fix the main body 1, two sides of the main body 1 are provided with oppositely arranged side edges 5, the welding platform is provided with a sliding groove for the main body 1 to slide, and the two side edges 5 are respectively attached to two side walls of the sliding groove. The two ends of the main body 1 are formed with positioning openings 14 which are oppositely arranged, and the welding platform is fixedly connected with positioning bolts which are clamped on the positioning openings 14.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (9)
1. The polar plate welding fixture is characterized by comprising a main body (1) arranged on a welding platform, wherein the top surface of the main body (1) is provided with a first mounting position for fixing a polar plate and a second mounting position for fixing an electric core, so that the polar plate is clamped between the electric core and the main body (1); the bottom surface of the main body (1) is provided with a laser welding hole (11) exposing the polar plate and the battery core, one side of the main body (1) is provided with an air passage (12) extending from the edge to the laser welding hole (11), and the air passage (12) sprays air to a welding point through the laser welding hole (11).
2. The pole plate welding fixture of claim 1, wherein the main body (1) is formed with a positioning column (2) at the second mounting position, and the electric core is sleeved on the positioning column (2).
3. The pole plate welding fixture of claim 2, wherein the main body (1) is formed with oppositely arranged positioning bosses (3) at the first mounting position, and the pole plate is sleeved on the positioning bosses (3).
4. Plate welding jig according to claim 2, characterized in that the laser welding holes (11) are arranged radially along the positioning posts (2) and are arranged in a circumferential array centered on the positioning posts (2).
5. The pole plate welding fixture of claim 4, wherein a baffle (4) is fixedly connected to the bottom of the air duct (12), and one end of the baffle (4) extends into the edge of the laser welding hole (11).
6. The plate welding jig according to claim 5, wherein the thickness of the baffle plate (4) becomes thinner as it approaches the laser welding hole (11).
7. The electrode plate welding jig according to claim 1, characterized in that the main body (1) is provided with a ring groove (13) on the top surface, and the ring groove (13) is communicated with the upper end of the laser welding hole (11).
8. The polar plate welding fixture according to claim 1, characterized in that opposite side edges (5) are formed on two sides of the main body (1), the welding platform is provided with a sliding groove for the main body (1) to slide, and the two side edges (5) are respectively attached to two side walls of the sliding groove.
9. The pole plate welding fixture of claim 1, wherein positioning holes (14) are formed at two ends of the main body (1) and are oppositely arranged, and a positioning bolt clamped on the positioning holes (14) is fixedly connected to the welding platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120447547.1U CN215145864U (en) | 2021-03-02 | 2021-03-02 | Polar plate welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120447547.1U CN215145864U (en) | 2021-03-02 | 2021-03-02 | Polar plate welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215145864U true CN215145864U (en) | 2021-12-14 |
Family
ID=79413363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120447547.1U Active CN215145864U (en) | 2021-03-02 | 2021-03-02 | Polar plate welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215145864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255775A (en) * | 2022-08-03 | 2022-11-01 | 湖北钛时代新能源有限公司 | Auxiliary device for welding battery pole plate |
-
2021
- 2021-03-02 CN CN202120447547.1U patent/CN215145864U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255775A (en) * | 2022-08-03 | 2022-11-01 | 湖北钛时代新能源有限公司 | Auxiliary device for welding battery pole plate |
| CN115255775B (en) * | 2022-08-03 | 2024-03-08 | 湖北钛时代新能源有限公司 | Auxiliary device for welding battery polar plate |
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