CN102009258A - Water-cooled welding gun - Google Patents
Water-cooled welding gun Download PDFInfo
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- CN102009258A CN102009258A CN2010105750788A CN201010575078A CN102009258A CN 102009258 A CN102009258 A CN 102009258A CN 2010105750788 A CN2010105750788 A CN 2010105750788A CN 201010575078 A CN201010575078 A CN 201010575078A CN 102009258 A CN102009258 A CN 102009258A
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- tungsten electrode
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Abstract
The invention provides a water-cooled welding gun. The water-cooled welding gun comprises a gun body and a gun head which is connected to the front end of the gun body, wherein the gun body comprises an outer tube and an inner tube which is fixedly connected to the inner part of the outer tube; a cooling liquid inlet and a cooling liquid outlet are formed on the outer tube; a water-cooled sealed cavity is formed between the outer tube and the inner tube; the gun head comprises a ceramic jacket which is fixedly connected to the front end of the gun 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 connected to the inner part of the inner tube detachably; the tungsten electrode chuck is fixedly connected to the front end of the tungsten electrode fixing rod; a protective gas inlet is formed on the inner tube; 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 gun can effectively prevent cooling liquid from being leaked outwards and has good sealing effect; simultaneously, as the gun body is made of a stainless steel material, water scale in the water-cooled sealed cavity can be regularly cleaned by using an acid; besides, the tungsten electrode fixing rod is connected detachably, so that the tungsten electrode can be replaced conveniently and quickly by workers, and the water-cooled welding gun is easy to maintain.
Description
Technical field
The invention belongs to bimetallic material process equipment field, particularly a kind of welding gun that when the coating method is produced bimetallic conductor or busbar, uses.
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 invention is to provide a kind of tungsten electrode of can changing fast and be not easy simultaneously the water cooled welding torch that leaks again.
For achieving the above object, the technical solution used in the present invention 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 present invention compared with prior art has following advantage and effect: the present invention can effectively prevent cooling fluid outflow, good sealing effect, also can not produce a large amount of incrustation scales simultaneously, is easier to safeguard and prolongs 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 present invention along a cross section;
Accompanying drawing 2 is the cutaway view of the present invention 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
The present invention will be described below in conjunction with accompanying drawing 1～3 and specific embodiment, and 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 invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
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 |
|---|---|---|---|
| CN2010105750788A CN102009258A (en) | 2010-11-29 | 2010-11-29 | Water-cooled welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105750788A CN102009258A (en) | 2010-11-29 | 2010-11-29 | Water-cooled welding gun |
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| CN102009258A true CN102009258A (en) | 2011-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105750788A Pending CN102009258A (en) | 2010-11-29 | 2010-11-29 | Water-cooled welding gun |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528249A (en) * | 2012-03-02 | 2012-07-04 | 北京工业大学 | Condensation electric arc welding gun |
| CN104191075A (en) * | 2014-05-13 | 2014-12-10 | 山东奥太电气有限公司 | Welding gun of high-energy tungsten electrode inert gas welding and process thereof |
| RU2556256C2 (en) * | 2013-10-01 | 2015-07-10 | Российская Федерация в лице Министерства промышленности и торговли РФ (МИНПРОМТОРГ РОССИИ) | Consumable electrode for arc processes and method of dc welding by consumable electrode |
| CN105983774A (en) * | 2016-06-24 | 2016-10-05 | 天津大学 | Water-cooling TIG welding gun with copper-coated tungsten electrode on basis of cathode compression effect |
| CN106077920A (en) * | 2016-06-24 | 2016-11-09 | 天津大学 | A kind of tungsten electrode internal water cooling TIG welding gun based on negative electrode pinch effect |
| CN106378520A (en) * | 2016-09-20 | 2017-02-08 | 天津大学 | High-current TIG welding gun capable of cooling cathodes |
| CN109926699A (en) * | 2019-04-30 | 2019-06-25 | 河海大学常州校区 | A kind of tungsten electrode replaces robot TIG welding gun automatically |
| CN113053224A (en) * | 2021-03-10 | 2021-06-29 | 中国石油大学(华东) | Teaching control system and method for welding power supply external characteristic test experiment |
| CN113053214A (en) * | 2021-03-10 | 2021-06-29 | 中国石油大学(华东) | Welding arc static characteristic testing method, system, device and application |
| RU2798648C1 (en) * | 2022-12-16 | 2023-06-23 | федеральное государственное бюджетное образовательное учреждение высшего образования "Тольяттинский государственный университет" | Non-consumable electrode for arc welding |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87210474U (en) * | 1987-08-20 | 1988-08-03 | 铁道部大连机车车辆工厂 | Plasma welding torch |
| EP0534321A2 (en) * | 1991-09-25 | 1993-03-31 | Antonio Mari | Torch for continuous-wire electric welding machines, gas- or water-cooled |
| CN101380690A (en) * | 2007-09-05 | 2009-03-11 | 上海中集冷藏箱有限公司 | TIG welding gun and welding cooling method |
| CN101653893A (en) * | 2009-09-23 | 2010-02-24 | 昆山日皓焊切器材有限公司 | Water-cooling welding torch |
| CN101708567A (en) * | 2010-01-21 | 2010-05-19 | 昆山日皓焊切器材有限公司 | Water cooled welding torch |
| CN201537766U (en) * | 2009-09-23 | 2010-08-04 | 昆山日皓焊切器材有限公司 | Water-cooling welding gun |
| CN201881040U (en) * | 2010-11-29 | 2011-06-29 | 苏州市南方欣达双金属材料有限公司 | Water-cooled welding torch |
-
2010
- 2010-11-29 CN CN2010105750788A patent/CN102009258A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87210474U (en) * | 1987-08-20 | 1988-08-03 | 铁道部大连机车车辆工厂 | Plasma welding torch |
| EP0534321A2 (en) * | 1991-09-25 | 1993-03-31 | Antonio Mari | Torch for continuous-wire electric welding machines, gas- or water-cooled |
| CN101380690A (en) * | 2007-09-05 | 2009-03-11 | 上海中集冷藏箱有限公司 | TIG welding gun and welding cooling method |
| CN101653893A (en) * | 2009-09-23 | 2010-02-24 | 昆山日皓焊切器材有限公司 | Water-cooling welding torch |
| CN201537766U (en) * | 2009-09-23 | 2010-08-04 | 昆山日皓焊切器材有限公司 | Water-cooling welding gun |
| CN101708567A (en) * | 2010-01-21 | 2010-05-19 | 昆山日皓焊切器材有限公司 | Water cooled welding torch |
| CN201881040U (en) * | 2010-11-29 | 2011-06-29 | 苏州市南方欣达双金属材料有限公司 | Water-cooled welding torch |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528249A (en) * | 2012-03-02 | 2012-07-04 | 北京工业大学 | Condensation electric arc welding gun |
| RU2556256C2 (en) * | 2013-10-01 | 2015-07-10 | Российская Федерация в лице Министерства промышленности и торговли РФ (МИНПРОМТОРГ РОССИИ) | Consumable electrode for arc processes and method of dc welding by consumable electrode |
| CN104191075A (en) * | 2014-05-13 | 2014-12-10 | 山东奥太电气有限公司 | Welding gun of high-energy tungsten electrode inert gas welding and process thereof |
| CN105983774A (en) * | 2016-06-24 | 2016-10-05 | 天津大学 | Water-cooling TIG welding gun with copper-coated tungsten electrode on basis of cathode compression effect |
| CN106077920A (en) * | 2016-06-24 | 2016-11-09 | 天津大学 | A kind of tungsten electrode internal water cooling TIG welding gun based on negative electrode pinch effect |
| CN105983774B (en) * | 2016-06-24 | 2018-08-10 | 天津大学 | A kind of copper-clad tungsten electrode water cooling TIG welding guns based on cathode pinch effect |
| CN106077920B (en) * | 2016-06-24 | 2018-11-06 | 天津大学 | A kind of tungsten electrode internal water cooling TIG welding guns based on cathode pinch effect |
| CN106378520A (en) * | 2016-09-20 | 2017-02-08 | 天津大学 | High-current TIG welding gun capable of cooling cathodes |
| CN109926699A (en) * | 2019-04-30 | 2019-06-25 | 河海大学常州校区 | A kind of tungsten electrode replaces robot TIG welding gun automatically |
| CN113053224A (en) * | 2021-03-10 | 2021-06-29 | 中国石油大学(华东) | Teaching control system and method for welding power supply external characteristic test experiment |
| CN113053214A (en) * | 2021-03-10 | 2021-06-29 | 中国石油大学(华东) | Welding arc static characteristic testing method, system, device and application |
| RU2798648C1 (en) * | 2022-12-16 | 2023-06-23 | федеральное государственное бюджетное образовательное учреждение высшего образования "Тольяттинский государственный университет" | Non-consumable electrode for arc welding |
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Application publication date: 20110413 |