CN215316258U - Water-cooling argon arc welding gun head tightness testing device - Google Patents
Water-cooling argon arc welding gun head tightness testing device Download PDFInfo
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- CN215316258U CN215316258U CN202120909886.7U CN202120909886U CN215316258U CN 215316258 U CN215316258 U CN 215316258U CN 202120909886 U CN202120909886 U CN 202120909886U CN 215316258 U CN215316258 U CN 215316258U
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Abstract
The utility model relates to the technical field of manufacturing of argon arc welding gun heads, in particular to a tightness testing device for a water-cooling argon arc welding gun head, which comprises a workbench, wherein a lateral supporting plate is fixed on the rear side of the workbench, a compressed gas joint is fixed on the lateral supporting plate and is connected with a water inlet of a workpiece to be tested through a gas pipe, a water outlet of the workpiece to be tested is sealed through a plug, a water tank filled with clear water is arranged on the workbench, a liftable hollowed storage rack is arranged in the water tank, and the workpiece to be tested is positioned on the hollowed storage rack and is guaranteed to be immersed in the clear water.
Description
Technical Field
The utility model relates to the technical field of manufacturing of argon arc welding gun heads, in particular to a tightness testing device for a water-cooling argon arc welding gun head.
Background
The welding torch refers to a part of a welding process where a welding operation is performed. The welding gun is one of the essential important tools for welding operation in industrial production and processing, and is divided into a handheld welding gun and a robot welding gun, and the working principle of the handheld or robot welding gun is the same and is as follows: the welding gun utilizes the high current of the welding machine, the heat generated by the high voltage is gathered at the welding gun terminal to melt the welding wire, the melted welding wire permeates to the part to be welded, the welded objects are firmly connected into a whole after being cooled, and in order to prevent the poor welding quality caused by the rapid oxidation in the welding process, the protective gas is usually introduced during the welding. As can be seen from the above discussion, the welding gun is in a high-temperature and high-pressure state during operation, and the welding gun is easily damaged and destroyed under the high-temperature and high-pressure state, so that the service life of the welding gun is reduced, and a water-cooled welding gun is gradually generated to ensure the service life of the welding gun, thereby reducing the damage and destruction under the high-temperature and high-pressure state.
The water-cooling gun head comprises a water inlet, a water outlet and a gas path channel, a water flow channel is formed between the water inlet and the water outlet, but the tightness of a water path needs to be strictly ensured in the manufacturing process of the water-cooling gun head, and how to test the tightness of the water path of the water-cooling gun head becomes a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a device for testing the airtightness of a water-cooling argon arc welding gun head.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a water-cooling argon arc welding gun head seal tightness testing arrangement, characterized by contains the workstation, the workstation rear side is fixed with the side direction backup pad, the side direction backup pad is fixed with compressed gas and connects, compressed gas connects the water inlet of connecting the work piece that awaits measuring through the trachea, the delivery port of the work piece that awaits measuring passes through the end cap sealed, the workstation overhead has the basin of full clear water, install the fretwork supporter of liftable in the basin, the work piece that awaits measuring is located the fretwork supporter and guarantees that the work piece submergence that awaits measuring is in the clear water.
According to another embodiment of the utility model, it is further included that the stopper includes a stopper cap and an elongated handle extending at an outer end of the stopper cap. The lengthened handle is arranged to facilitate the connection of the blocking cap and the water outlet.
According to another embodiment of the utility model, the lateral support plate is further fixed with an air blowing port which is positioned right above the hollow article placing frame. The air blowing port is also connected with an air source, after the tightness test is finished, the hollowed storage rack rises until the workpiece is completely positioned above the liquid level of the water tank, and the air blowing port is aligned with the workpiece to blow air, so that the workpiece is quickly dried.
According to another embodiment of the utility model, the at least three groups of air blowing openings are linearly and uniformly distributed in the length direction of the hollow article shelf. Further promote work piece air-dry efficiency.
According to another embodiment of the present invention, further comprising a gas pressure gauge connected to the compressed gas connector. The pressure of the compressed gas can be displayed so that the pressure of the compressed gas can be controlled to ensure the accuracy of the test result.
According to another embodiment of the utility model, the hollow article placing shelf further comprises a sliding sleeve fixedly connected with the lower part of the hollow article placing shelf, the sliding sleeve is connected with the water tank and the workbench in a sliding manner, a driving part is fixed on the lower part of the workbench, and an execution end of the driving part is fixedly connected with the inner wall of the sliding sleeve. The extension or retraction of the actuating end of the driving part promotes the lifting of the hollow article placing rack, so that the workpiece to be measured is exposed out of the water surface or is immersed in the water.
According to another embodiment of the utility model, the driving part is a cylinder or an electric cylinder, which can realize precise lifting action of the hollow article shelf.
The utility model has the beneficial effects that the water inlet of the workpiece to be detected is connected with the compressed gas connector through the air pipe, the compressed gas connector is connected with the gas source, the water outlet of the workpiece to be detected is blocked through the plug and is arranged on the hollow storage rack, the hollow storage rack descends until the workpiece to be detected is completely immersed in clear water, the gas source switch is opened, the compressed gas enters the water passage from the water inlet, the water outlet is observed at the moment, if no bubble is generated at the water outlet, the tightness of the water passage is proved to be good, otherwise, the tightness of the water passage is not good, and the workpiece is unqualified. The device has the advantages of simple structure, convenient use and simple test steps, and can effectively ensure the stability of the tightness test result of the water passage.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a top view of the structure of the present invention.
In the figure, the device comprises a workbench 1, a lateral supporting plate 2, a compressed gas connector 3, a gas pipe 4, a gas pipe 5, a water inlet 6, a water outlet 7, a plug 7-1, a plug cap 7-2, a lengthened handle 8, a water tank 9, a hollow storage rack 10, a gas blowing opening 11, a gas pressure gauge 12, a sliding sleeve 13 and a driving part.
Detailed Description
Fig. 1 to 2 are schematic structural diagrams of the present invention, and a water-cooling argon arc welding gun head tightness testing device is characterized by comprising a workbench 1, a lateral support plate 2 is fixed on the rear side of the workbench 1, a compressed gas joint 3 is fixed on the lateral support plate 2, the compressed gas joint 3 is connected with a water inlet 5 of a workpiece to be tested through a gas pipe 4, a water outlet 6 of the workpiece to be tested is sealed through a plug 7, a water tank 8 filled with clear water is arranged on the workbench 1, a liftable hollow storage rack 9 is installed in the water tank 8, and the workpiece to be tested is located on the hollow storage rack 9 and is ensured to be immersed in the clear water.
The specific test principle is as follows: the water inlet 5 of the workpiece to be detected is connected with the compressed gas connector 3 through the gas pipe 4, the compressed gas connector 3 is connected with a gas source, the water outlet 6 of the workpiece to be detected is plugged through the plug 7 and is arranged on the hollow storage rack 9, the hollow storage rack 9 descends until the workpiece to be detected is completely immersed in clear water, the gas source switch is opened, compressed gas enters the water passage from the water inlet 5, the water outlet 14 is observed at the moment, if no bubble is generated at the water outlet 6, the tightness of the water passage is proved to be good, otherwise, the tightness of the water passage is poor, and the workpiece is unqualified. The device has simple structure and convenient use, and can effectively ensure the stability of the tightness test result of the water passage.
According to another embodiment of the utility model, the plug 7 further comprises a plug cap 7-1 and an elongated handle 7-2, wherein the elongated handle 7-2 extends at the outer end of the plug cap 7-1. The lengthened handle 7-2 is arranged to facilitate the connection of the blocking cap 7-1 and the water outlet 6.
According to another embodiment of the utility model, the lateral support plate 2 is further fixed with an air blowing port 10, and the air blowing port 10 is positioned right above the hollow article placing shelf 9. The air blowing port 10 is also connected with an air source, after the tightness test is finished, the hollowed storage rack 9 rises until the workpiece is completely positioned on the liquid level of the water tank 8, and the air blowing port 10 is aligned with the workpiece to blow air, so that the workpiece is quickly dried.
According to another embodiment of the present invention, at least three groups of the air blowing openings 10 are linearly and evenly distributed in the length direction of the hollow rack 9. Further promote work piece air-dry efficiency.
According to another embodiment of the present invention, it further comprises a gas pressure gauge 11 connected to the compressed gas connector 3. The pressure of the compressed gas can be displayed so that the pressure of the compressed gas can be controlled to ensure the accuracy of the test result.
According to another embodiment of the utility model, the lower part of the hollow article placing shelf 9 is fixedly connected with a sliding sleeve 12, the sliding sleeve 12 is slidably connected with the water tank 8 and the workbench 1, the lower part of the workbench 1 is fixedly provided with a driving part 13, and an execution end of the driving part 13 is fixedly connected with the inner wall of the sliding sleeve 12.
The extension or retraction of the actuating end of the driving part 13 promotes the lifting of the hollow article shelf 9, so that the workpiece to be measured is exposed out of the water or immersed in the water.
According to another embodiment of the present invention, it is further included that the driving part 13 is an air cylinder or an electric cylinder. Pneumatic or electric cylinders are common linear actuators. Can make fretwork supporter 9 realize accurate lift action.
In the application, the tested air pressure is more than or equal to 0.5MPa, the testing time is kept more than or equal to 30S in water, and the accuracy of the testing result is effectively ensured.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (7)
1. The utility model provides a water-cooling argon arc welding rifle head seal tightness testing arrangement, characterized by contains workstation (1), workstation (1) rear side is fixed with side direction backup pad (2), side direction backup pad (2) are fixed with compressed gas and connect (3), compressed gas connects (3) and connects water inlet (5) of the work piece that awaits measuring through trachea (4), delivery port (6) of the work piece that awaits measuring are sealed through end cap (7), workstation (1) overhead basin (8) that have full clear water, install liftable fretwork supporter (9) in basin (8), the work piece that awaits measuring is located fretwork supporter (9) and guarantees that the work piece submergence that awaits measuring is in the clear water.
2. The tightness testing device for the water-cooling argon arc welding gun head according to claim 1, wherein the plug (7) comprises a plug cap (7-1) and a lengthened handle (7-2), and the lengthened handle (7-2) extends at the outer end of the plug cap (7-1).
3. The tightness testing device for the water-cooling argon arc welding gun head according to claim 1, wherein a gas blowing opening (10) is further fixed on the lateral support plate (2), and the gas blowing opening (10) is located right above the hollowed-out storage rack (9).
4. The tightness testing device for the water-cooling argon arc welding gun head according to claim 3, wherein at least three groups of the air blowing openings (10) are linearly and uniformly distributed in the length direction of the hollow storage rack (9).
5. The tightness testing device for the water-cooling argon arc welding gun head according to claim 1, wherein the compressed gas joint (3) is connected with a gas pressure gauge (11).
6. The tightness testing device for the water-cooling argon arc welding gun head according to claim 1, wherein a sliding sleeve (12) is fixedly connected to the lower portion of the hollow article placing frame (9), the sliding sleeve (12) is slidably connected with the water tank (8) and the workbench (1), a driving part (13) is fixed to the lower portion of the workbench (1), and an execution end of the driving part (13) is fixedly connected with the inner wall of the sliding sleeve (12).
7. The tightness testing device for the water-cooling argon arc welding gun head according to claim 6, wherein the driving part (13) is an air cylinder or an electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120909886.7U CN215316258U (en) | 2021-04-29 | 2021-04-29 | Water-cooling argon arc welding gun head tightness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120909886.7U CN215316258U (en) | 2021-04-29 | 2021-04-29 | Water-cooling argon arc welding gun head tightness testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215316258U true CN215316258U (en) | 2021-12-28 |
Family
ID=79596898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120909886.7U Active CN215316258U (en) | 2021-04-29 | 2021-04-29 | Water-cooling argon arc welding gun head tightness testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215316258U (en) |
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2021
- 2021-04-29 CN CN202120909886.7U patent/CN215316258U/en active Active
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