CN215509400U - Welding device - Google Patents
Welding device Download PDFInfo
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- CN215509400U CN215509400U CN202120291605.6U CN202120291605U CN215509400U CN 215509400 U CN215509400 U CN 215509400U CN 202120291605 U CN202120291605 U CN 202120291605U CN 215509400 U CN215509400 U CN 215509400U
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- welding
- gun body
- welding gun
- gas hood
- welding device
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Abstract
The utility model discloses a welding device, which belongs to the technical field of welding and comprises: a torch body having a working portion; the gas hood is provided with a through hole, and the working part penetrates through the through hole; the welding gun body is movably connected with the gas hood through the connecting piece, and the welding gun body can move relative to the gas hood; the working part of the welding gun body can swing flexibly in a certain range, holes, particularly holes with small diameters, can be welded conveniently, and the welding gun body is wide in application range.
Description
Technical Field
The utility model relates to the technical field of welding, in particular to a welding device.
Background
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, the welding wire is melted, the melted welding wire permeates to the position needing welding, and the welded objects are firmly connected into a whole after being cooled. The welding guns are mainly classified into three-cathode welding guns, WP argon arc welding guns, plastic welding guns, CO2 welding guns, flame welding guns, electric soldering irons and the like.
The front section of the conventional argon arc welding gun is generally composed of a tungsten electrode working part and a ceramic nozzle, and the positions of the two parts are relatively fixed. For some defects of holes with small diameters, such as small air nozzles with the outer diameter of 15mm, the welding gun with the traditional structure cannot be welded, and the application range of the welding gun is limited.
SUMMERY OF THE UTILITY MODEL
For the problems in the prior art, the working part of the welding gun body of the welding device provided by the utility model can swing flexibly within a certain range, holes, especially holes with small diameters, can be welded conveniently, and the welding device has a wider application range.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the welding device provided by the utility model comprises:
a torch body having a working portion;
the gas hood is provided with a through hole, and the working part penetrates through the through hole;
the welding gun body is movably connected with the gas hood through the connecting piece, and the welding gun body can move relative to the gas hood.
As a preferred technical scheme, a retainer is arranged on the gas hood, and the gas hood is connected with the connecting piece through the retainer; and/or the gas hood is made of transparent materials.
In a preferred embodiment, the holder is a cylindrical body.
As a preferable technical solution, the connecting member is an elastic member, one end of the elastic member is connected to the welding gun body, and the other end of the elastic member is connected to the holder.
As a preferable technical solution, at least two elastic members are provided; and/or the elastic element is a spring.
As a preferred technical solution, the connecting piece includes an adjusting piece, the adjusting piece has a continuous outer wall, and the adjusting piece is rotatably connected with the welding gun body; the adjusting piece is rotatably connected with the retainer.
As a preferable technical scheme, the adjusting piece is a circular ring, a first rotating shaft is arranged between the adjusting piece and the welding gun body and is in rotating connection, and a second rotating shaft is arranged between the adjusting piece and the retainer and is in rotating connection.
As a preferable technical solution, the axis of the first rotating shaft is perpendicular to the axis of the second rotating shaft.
As a preferable technical scheme, an air bag is sleeved on the welding gun body, one end of the air bag is connected with the welding gun body, the other end of the air bag is connected with the air cover, a cavity is formed in the air bag, and the through hole is communicated with the cavity.
As a preferred technical scheme, the chamber is filled with inert gas; and/or the air bag is made of flexible materials; and/or the balloon is provided with a corrugated section; and/or the cross-sectional area of the airbag is gradually enlarged along the direction close to the gas cover.
The beneficial effects of the utility model are as follows:
1. the working part of the welding gun body can swing flexibly in a certain range, holes, particularly holes with small diameters, can be welded conveniently, and the welding gun body is wide in application range.
2. According to the utility model, the air bag is arranged between the welding gun body and the air cover, and the inert gas is filled in the cavity formed by the air bag, so that a better gas protection effect can be achieved.
3. The gas hood is a transparent gas hood, so that an operator can observe a molten pool in the welding process, and the welding quality is more stable.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
In the figure: 1-welding gun body, 11-working part, 2-gas cover, 21-through hole, 22-retainer, 3-connecting piece, 31-first rotating shaft, 32-second rotating shaft, 4-gas bag and 41-ripple section.
Detailed Description
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, an embodiment of a welding apparatus according to the present invention includes: the welding gun comprises a welding gun body 1, wherein the welding gun body 1 is provided with a working part 11, and particularly, the working part 11 is a tungsten electrode generally; the gas hood 2 is provided with a through hole 21, the working part 11 penetrates through the through hole 21, and the gas hood 2 can protect and guide airflow and can enable the working part 11 in the gas hood 2 to obtain a good welding effect; connecting piece 3, connecting piece 3 are with welder body 1 and gas hood 2 swing joint, and welder body 1 can remove for gas hood 2 for work portion 11 can be in the nimble swing of certain extent, conveniently welds.
It should be noted that the gas hood 2 is preferably made of a transparent material, and is used in the welding process. The operator can observe the molten pool, so that the welding quality is more stable; specifically, the gas hood 2 may be made of transparent plastic or transparent glass with high temperature resistance.
In the embodiment, referring to fig. 1, the holder 22 is disposed on the gas hood 2, and the connection between the connector 3 and the gas hood 2 can be more conveniently realized through the holder 22 protruding from the surface of the gas hood 2; further, the retainer 22 is a cylinder fixedly connected with the gas hood 2; in other embodiments, the retainer 22 may also be a plurality of posts fixedly connected to the gas cover 2, so as to ensure that the retainer 22 has a connection end for conveniently connecting with the connecting member 3.
On the basis of the foregoing embodiment, referring to fig. 1, the connecting member 3 is an adjusting member having a continuous outer wall, and the adjusting member can be rotatably connected to the welding gun body 1 and the holder 22, respectively, so that the working portion 11 of the welding gun body 1 can swing within a certain cone angle range with respect to the gas hood 2; specifically, a first rotating shaft 31 can be arranged between the adjusting piece and the welding gun body 1 to realize relative rotating connection, and a second rotating shaft 32 can be arranged between the adjusting piece and the retainer 22 to realize relative rotating connection; it can be understood that the adjusting piece and the welding gun body 1 and the adjusting piece and the retainer 22 can be rotationally connected through bearings; specifically, the adjusting piece can be a circular ring; preferably, the axis of the first rotating shaft 31 and the axis of the second rotating shaft 32 may be perpendicular to each other, and the swing range of the working portion 11 may be further increased.
In other embodiments, the connecting member 3 may also be an elastic member, two ends of the elastic member are respectively connected with the welding gun body 1 and the holder 22, and the welding gun body 1 can flexibly swing in a certain range relative to the gas hood 2 under the limit of the elastic member; furthermore, a plurality of elastic pieces are provided, preferably, 4 elastic pieces are provided and arranged around the circumference of the welding gun body 1, so that the connection and support effects between the welding gun body 1 and the gas hood 2 can be further improved, and the welding gun body 1 can be conveniently reset; in particular, the elastic member may be a spring.
In the embodiment, referring to fig. 1, an air bag 4 is sleeved on a welding gun body 1, two ends of the air bag 4 are respectively connected with the welding gun body 1 and an air hood 2, so that a cavity is formed in the air bag 4, and a through hole 21 is communicated with the cavity; specifically, in order not to prevent the welding gun body 1 from swinging relative to the gas hood 2, the air bag 4 can be made of flexible material and/or the air bag 4 can be provided with a corrugated section 41, and preferably, the air bag 4 can be made of rubber material; furthermore, the cross section area of the air bag 4 is gradually enlarged along the direction close to the air hood 2, so that the welding gun body 1 can swing conveniently; when the gas-bag welding device is used specifically, the gas bag 4 can be provided with an inflation inlet, inert gas can be filled into the cavity through the inflation inlet, and the inert gas can enter the gas hood 2 through the through hole 21 on the gas hood 2, so that the welding effect is improved.
Referring to fig. 1, the specific operation steps of the present invention are as follows:
firstly, the welding material is placed at the position to be welded, such as the bottom of a hole in advance, and the welding material can be rod-shaped or powder-shaped.
Secondly, the utility model is moved to the area to be welded, the gas hood 2 is arranged above the area to be welded, and inert gas is injected from the air bag 4, so that the inert gas is filled in the whole gas hood 2.
Thirdly, switching on a power supply and arc starting welding.
Fourthly, in the welding process, slightly swinging the welding gun body 1 to fully melt the welding material at the bottom of the hole.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Welding set, its characterized in that includes:
a torch body having a working portion;
the gas hood is provided with a through hole, and the working part penetrates through the through hole;
the welding gun body is movably connected with the gas hood through the connecting piece, and the welding gun body can move relative to the gas hood.
2. The welding device according to claim 1, wherein a retainer is arranged on the gas hood, and the gas hood is connected with the connecting piece through the retainer; and/or the gas hood is made of transparent materials.
3. Welding device according to claim 2, wherein the holder is provided as a cylinder.
4. The welding device according to claim 2, wherein the connecting member is an elastic member, one end of the elastic member is connected to the torch body, and the other end of the elastic member is connected to the holder.
5. Welding device according to claim 4, wherein there are at least two of said elastic elements; and/or the elastic element is a spring.
6. The welding device of claim 2, wherein the connector comprises an adjustment member having a continuous outer wall, the adjustment member being rotatably coupled to the torch body; the adjusting piece is rotatably connected with the retainer.
7. The welding device of claim 6, wherein the adjustment member is configured as a ring, a first rotating shaft is rotatably connected between the adjustment member and the welding gun body, and a second rotating shaft is rotatably connected between the adjustment member and the holder.
8. The welding device of claim 7, wherein an axis of the first rotating shaft and an axis of the second rotating shaft are perpendicular.
9. The welding device according to claim 1, wherein an air bag is sleeved on the welding gun body, one end of the air bag is connected with the welding gun body, the other end of the air bag is connected with the air cover, a cavity is formed in the air bag, and the through hole is communicated with the cavity.
10. The welding device of claim 9, wherein the chamber is filled with an inert gas; and/or the air bag is made of flexible materials; and/or the balloon is provided with a corrugated section; and/or the cross-sectional area of the airbag is gradually enlarged along the direction close to the gas cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120291605.6U CN215509400U (en) | 2021-02-02 | 2021-02-02 | Welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120291605.6U CN215509400U (en) | 2021-02-02 | 2021-02-02 | Welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215509400U true CN215509400U (en) | 2022-01-14 |
Family
ID=79799162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120291605.6U Active CN215509400U (en) | 2021-02-02 | 2021-02-02 | Welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215509400U (en) |
-
2021
- 2021-02-02 CN CN202120291605.6U patent/CN215509400U/en active Active
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