CN201881040U - Water-cooled welding torch - Google Patents
Water-cooled welding torch Download PDFInfo
- Publication number
- CN201881040U CN201881040U CN2010206440591U CN201020644059U CN201881040U CN 201881040 U CN201881040 U CN 201881040U CN 2010206440591 U CN2010206440591 U CN 2010206440591U CN 201020644059 U CN201020644059 U CN 201020644059U CN 201881040 U CN201881040 U CN 201881040U
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- Prior art keywords
- tungsten electrode
- outer tube
- welding torch
- chuck
- gun
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Abstract
The utility model relates to a water-cooled welding torch comprising a torch body and a torch head which is connected onto the front end of the torch body; the torch body comprises an outer tube and an inner tube which is fixedly connected into the outer tube; the outer tube is provided with a cooling liquid inlet and a cooling liquid outlet, and a water-cooled sealed chamber is arranged between the outer tube and the inner tube; the torch head comprises a ceramic jacket which is fixedly connected onto the front end of the torch body, a ventilation chuck which is arranged in the ceramic jacket and a tungsten electrode chuck which is used for fixing a tungsten electrode; a tungsten electrode fixing rod is detachably connected into the inner tube; the tungsten electrode chuck is fixedly connected onto the front end of the tungsten electrode fixing rod; the inner tube is provided with a gas protection inlet; and the inner cavity of the inner tube is communicated with the inner cavity of the ventilation chuck and the inner cavity of the ceramic jacket. The water-cooled welding torch can effectively prevent the cooling liquid from flowing out and has a good sealing effect, simultaneously because the torch body is made of a stainless material, acid can be regularly used for removing water scales in the water-cooled sealed chamber; and in addition, through the detachable connection of the tungsten electrode fixing rod, a worker can conveniently and quickly replace the tungsten electrode, so that the repair is easy.
Description
Technical field
The utility model belongs to bimetallic material process equipment field, particularly a kind of welding gun that uses when the coating method is produced bimetallic conductor or busbar.
Background technology
When adopting the coating method to produce bimetallic conductor or busbar, need to use welding gun will be coated on the outer copper layer welding of core usually and form complete clad.For avoiding the oxidation of copper layer, can adopt gas protective welding gun to weld usually.But because the tungsten electrode of gas shielded arc welding is nearer apart from welding pool, a large amount of heat energy that produced in welding process can make rifle head and body of a gun heating, and the overheated meeting of the rifle head and the body of a gun has a strong impact on the service life of welding gun, thereby must cool off.Of the prior art, the building block of water cooled welding torch is many, syndeton is complicated, causes cooling water to leak easily, so the rifle head of welding gun and the body of a gun be easy to burn out, and removes the incrustation scale difficulty, as Chinese patent CN101708567A.In addition, the tungsten electrode chuck of water cooled welding torch of the prior art all is fixedly installed on the body of a gun, and the body of a gun is fixedly mounted on the process equipment, therefore, when changing tungsten electrode, the body of a gun must be taken off from process equipment, the copper burner of body of a gun front end be disassembled new tungsten electrode could be installed, very trouble.
Summary of the invention
The purpose of this utility model provides a kind of tungsten electrode of can changing fast and is not easy simultaneously the water cooled welding torch that leaks again.
For achieving the above object, the technical solution adopted in the utility model is: a kind of water cooled welding torch, it comprises the body of a gun, is connected the rifle head of described body of a gun leading section, the described body of a gun comprises outer tube and is fixedly connected on the interior interior pipe of described outer tube, described outer tube is provided with cooling liquid inlet and cooling liquid outlet, forms the water cooling annular seal space between described outer tube and the interior pipe; Described rifle head comprises the ceramic sheath that is fixedly connected on described body of a gun leading section, is arranged on ventilation chuck in the described ceramic sheath and the tungsten electrode chuck that is used for fixing tungsten electrode; removably be connected with the tungsten electrode fixed bar in the pipe in described; described tungsten electrode chuck is fixedly connected on the leading section of described tungsten electrode fixed bar; has the gas atmosphere inlet on the pipe in described, inner chamber and the inner chamber of described ventilation chuck and the intracavity inter-connection of ceramic sheath of described interior pipe.
Further, the leading section of described ventilation chuck is along circumferentially offering the inner chamber of the described ventilation chuck of a plurality of connections and the air-vent of ceramic sheath lumen.
Further, described ventilation chuck is threaded on the described body of a gun, and described ceramic sheath is threaded on the described ventilation chuck, and also is provided with collet between the described body of a gun and the described ceramic sheath.
Further, the rearward end of described tungsten electrode fixed bar is fixedly connected with attachment cap, and described attachment cap is threaded on the described interior pipe.
Further, also be provided with sealing ring between described attachment cap and the described interior pipe.
Further, described outer tube is connected by welded seal with interior pipe.
Further, the constituent material of described outer tube is a stainless steel.
Further, the constituent material of described interior pipe is a copper.
Further, also be fixedly connected with feed tube on the described outer tube, described feed tube stretches in the described water cooling annular seal space, and the end of described feed tube is near the front end of described water cooling annular seal space.
Further, the outside of described outer tube also is coated with insulation sleeve.
Because technique scheme utilization, the utility model compared with prior art has following advantage and effect: the utility model can effectively prevent cooling fluid outflow, good sealing effect, simultaneously can not produce a large amount of incrustation scales yet, be easier to safeguard and prolong welding gun service life; In addition, by the mode that removably connects of tungsten electrode fixed bar, the workman can be made things convenient for, promptly change tungsten electrode, for ease of maintenaince.
Description of drawings
Accompanying drawing 1 is the cutaway view of the utility model along a cross section;
Accompanying drawing 2 is the cutaway view of the utility model along another cross section vertical with the cross section in the accompanying drawing 1;
Accompanying drawing 3 is the local amplification in the A place in the accompanying drawing 2.
Wherein: 1, the body of a gun; 11, outer tube; 12, interior pipe; 13, insulation sleeve; 2, rifle head; 21, collet; 22, tungsten electrode chuck; 23, ceramic sheath; 24, ventilation chuck; 25, air-vent; 3, tungsten electrode; 31, tungsten electrode fixed bar; 4, attachment cap; 5, cooling liquid inlet; 51, feed tube; 6, cooling liquid outlet; 7, gas atmosphere inlet.
The specific embodiment
Below in conjunction with accompanying drawing 1～3 and specific embodiment the utility model is described, wherein, " preceding " portion described in this specification is corresponding with the below in the Figure of description 1, and " back " portion described in this specification is corresponding with the top in the Figure of description 1.
Shown in accompanying drawing 1, a kind of water cooled welding torch, it comprises the body of a gun 1, is connected the rifle head 2 of the described body of a gun 1 leading section, the described body of a gun 1 comprises outer tube 11, be fixedly connected on interior pipe 12 in the described outer tube 11, be coated on the insulation sleeve 13 in the outside of described outer tube 11, described outer tube 11 is provided with cooling liquid inlet 5 and cooling liquid outlet 51, forms the water cooling annular seal space between described outer tube 11 and the interior pipe 12; The constituent material of described outer tube 11 is a stainless steel, on the one hand can guarantee that the body of a gun 1 has enough intensity, have the good heat endurance energy on the other hand, can Yin Gaowen not cause body of a gun distortion and leak, in addition, can also remove incrustation scale by regularly in the water cooling annular seal space, feeding acid; The constituent material of pipe 12 is a copper in described, and heat conduction makes cooling water be minimized the temperature of protective gas rapidly.Described outer tube 11 and interior pipe 12 are connected by welded seal, and as can be seen, the mode that connects welding by outer tube and interior pipe box can be accomplished the sealing fully of water cooling annular seal space, does not leak from accompanying drawing.
Described rifle head 2 comprises the ceramic sheath 23 that is fixedly connected on the described body of a gun 1 leading section, is arranged on ventilation chuck 24 in the described ceramic sheath 23 and the tungsten electrode chuck 22 that is used for fixing tungsten electrode 3.Be provided with tungsten electrode fixed bar 31 in the pipe 12 in described, described tungsten electrode chuck 22 is fixedly connected on the leading section of described tungsten electrode fixed bar 31, the rearward end of described tungsten electrode fixed bar 31 is fixedly connected with attachment cap 4, described attachment cap 4 is threaded on the described interior pipe 12, is tightly connected by sealing ring between described attachment cap 4 and the described interior pipe 12.When need changing tungsten electrode 3, the cap 4 that is rotatably connected can disassemble tungsten electrode fixed bar 31 from interior pipe 12, change be fit into again behind the tungsten electrode 3 in pipe 12 get final product, avoided the body of a gun 1 is taken off from process equipment, so can change tungsten electrode rapidly.
Has gas atmosphere inlet 7 on the pipe 12 in described; space in protective gas is full of between pipe 12 and the tungsten electrode fixed bar 31; the leading section of described ventilation chuck 24 is along circumferentially offering the inner chamber of the described ventilation chuck 24 of a plurality of connections and the air-vent 25 of ceramic sheath 23 inner chambers; inner chamber and the inner chamber of described ventilation chuck 24 and the intracavity inter-connection of ceramic sheath 23 of pipe 12 in described; pipe 12 in protective gas is filled in; protect in ventilation chuck 24 and the ceramic sheath 23 and to tungsten electrode 3; because protective gas head temperature in through the water cooling annular seal space is lowered; therefore protective gas can cool off the temperature of tungsten electrode 3 and tungsten electrode chuck 22 and ventilation chuck 24, the weld seam protection in participating in welding process then earlier.
Described ventilation chuck 24 is threaded on the described body of a gun 1, and described ceramic sheath 23 is threaded on the described ventilation chuck 24, and also is provided with collet 21 between the described body of a gun 1 and the described ceramic sheath 23.
For reaching best cooling effect, the temperature of the part body of a gun 1 of close tungsten electrode 3 can be reduced, also be fixedly connected with feed tube 51 on the described outer tube 11, described feed tube 51 stretches in the described water cooling annular seal space, and the end of described feed tube 51 is near the front end of described water cooling annular seal space, and cooling liquid outlet 6 then is arranged in the rear portion of outer tube 11.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model spirit essence change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (10)
1. water cooled welding torch, it is characterized in that: it comprises the body of a gun, is connected the rifle head of described body of a gun leading section, the described body of a gun comprises outer tube and is fixedly connected on the interior interior pipe of described outer tube, described outer tube is provided with cooling liquid inlet and cooling liquid outlet, forms the water cooling annular seal space between described outer tube and the interior pipe; Described rifle head comprises the ceramic sheath that is fixedly connected on described body of a gun leading section, is arranged on ventilation chuck in the described ceramic sheath and the tungsten electrode chuck that is used for fixing tungsten electrode; removably be connected with the tungsten electrode fixed bar in the pipe in described; described tungsten electrode chuck is fixedly connected on the leading section of described tungsten electrode fixed bar; has the gas atmosphere inlet on the pipe in described, inner chamber and the inner chamber of described ventilation chuck and the intracavity inter-connection of ceramic sheath of described interior pipe.
2. water cooled welding torch according to claim 1 is characterized in that: the leading section of described ventilation chuck is along circumferentially offering the inner chamber of the described ventilation chuck of a plurality of connections and the air-vent of ceramic sheath lumen.
3. water cooled welding torch according to claim 1, it is characterized in that: described ventilation chuck is threaded on the described body of a gun, described ceramic sheath is threaded on the described ventilation chuck, and also is provided with collet between the described body of a gun and the described ceramic sheath.
4. water cooled welding torch according to claim 1 is characterized in that: the rearward end of described tungsten electrode fixed bar is fixedly connected with attachment cap, and described attachment cap is threaded on the described interior pipe.
5. water cooled welding torch according to claim 4 is characterized in that: also be provided with sealing ring between described attachment cap and the described interior pipe.
6. water cooled welding torch according to claim 1 is characterized in that: described outer tube is connected by welded seal with interior pipe.
7. water cooled welding torch according to claim 1 is characterized in that: the constituent material of described outer tube is a stainless steel.
8. water cooled welding torch according to claim 1 is characterized in that: the constituent material of pipe is a copper in described.
9. water cooled welding torch according to claim 1, it is characterized in that: also be fixedly connected with feed tube on the described outer tube, described feed tube stretches in the described water cooling annular seal space, and the end of described feed tube is near the front end of described water cooling annular seal space.
10. water cooled welding torch according to claim 1 is characterized in that: the outside of described outer tube also is coated with insulation sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206440591U CN201881040U (en) | 2010-11-29 | 2010-11-29 | Water-cooled welding torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206440591U CN201881040U (en) | 2010-11-29 | 2010-11-29 | Water-cooled welding torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201881040U true CN201881040U (en) | 2011-06-29 |
Family
ID=44178569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206440591U Expired - Fee Related CN201881040U (en) | 2010-11-29 | 2010-11-29 | Water-cooled welding torch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201881040U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009258A (en) * | 2010-11-29 | 2011-04-13 | 苏州市南方欣达双金属材料有限公司 | Water-cooled welding gun |
| CN102626816A (en) * | 2011-12-01 | 2012-08-08 | 兰州理工大学 | Water-cooled welding gun for molten gas bath coupling active TIG welding |
| CN104507627A (en) * | 2012-07-31 | 2015-04-08 | 西门子公司 | Torch for tungsten inert gas welding |
| CN105195875A (en) * | 2014-06-13 | 2015-12-30 | 广东福维德焊接股份有限公司 | Welding gun of lockhole effect TIG deep penetration welding |
| CN109382573A (en) * | 2017-08-10 | 2019-02-26 | 武汉华材表面科技有限公司 | Plasma beam pipette tips suitable for the processing of small-sized bore area |
-
2010
- 2010-11-29 CN CN2010206440591U patent/CN201881040U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009258A (en) * | 2010-11-29 | 2011-04-13 | 苏州市南方欣达双金属材料有限公司 | Water-cooled welding gun |
| CN102626816A (en) * | 2011-12-01 | 2012-08-08 | 兰州理工大学 | Water-cooled welding gun for molten gas bath coupling active TIG welding |
| CN102626816B (en) * | 2011-12-01 | 2014-07-09 | 兰州理工大学 | Water-cooled welding gun for molten gas bath coupling active TIG welding |
| CN104507627A (en) * | 2012-07-31 | 2015-04-08 | 西门子公司 | Torch for tungsten inert gas welding |
| US10166625B2 (en) | 2012-07-31 | 2019-01-01 | Siemens Aktiengesellschaft | Torch for tungsten inert gas welding |
| CN105195875A (en) * | 2014-06-13 | 2015-12-30 | 广东福维德焊接股份有限公司 | Welding gun of lockhole effect TIG deep penetration welding |
| CN105195875B (en) * | 2014-06-13 | 2018-07-17 | 广东福维德焊接股份有限公司 | Lockhole effect TIG deep penetration welding welding guns |
| CN109382573A (en) * | 2017-08-10 | 2019-02-26 | 武汉华材表面科技有限公司 | Plasma beam pipette tips suitable for the processing of small-sized bore area |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20161129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |