CN202951966U - Water-cooled welding gun of double-wire electro-gas welding - Google Patents
Water-cooled welding gun of double-wire electro-gas welding Download PDFInfo
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- CN202951966U CN202951966U CN 201220591420 CN201220591420U CN202951966U CN 202951966 U CN202951966 U CN 202951966U CN 201220591420 CN201220591420 CN 201220591420 CN 201220591420 U CN201220591420 U CN 201220591420U CN 202951966 U CN202951966 U CN 202951966U
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Abstract
The utility model relates to a welding gun of electric-arc welding, in particular to a water-cooled welding gun of double-wire electro-gas welding. The water-cooled welding gun of the double-wire electro-gas welding comprises a first water-cooled welding gun, a second water-cooled welding gun and a welding wire distance adjusting device. The first water-cooled welding gun and the second water-cooled welding gun are insulated with each other. The water-cooled welding gun of the double-wire electro-gas welding is characterized in that the welding wire distance adjusting device comprises a base and a screw nut mechanism arranged on the base, the first welding gun is fixed with the base, the second welding gun is fixed with a nut of the screw nut mechanism through a fixed plate, and the second welding gun is arranged above the first welding gun. The distance between the two welding guns is adjustable, adjusting range of welding conditions is enlarged, suitable circuit, voltage, welding speed and the welding wire distance can be chosen according to thickness and materials of welded boards, and high quality welding can be finished effectively.
Description
Technical field
The utility model relates to a kind of welding gun of arc welding, particularly a kind of mariages electro-gas (enclosed) welding water cooled welding torch.
Background technology
Vertical electro-gas method based on the gas metal-arc welding technology is a kind of high-efficiency welding method that is specifically designed to vertical seam between the welding plate workpiece; be applicable to the heavy duty metal structure; as shipbuilding, container, large-scale oil storage tank, last furnace shell etc., more than the thickness of slab of its welding can reach 200mm.But the greatest problem that these vertical electro-gas methods exist is exactly sweating heat, input is high, and the sweating heat input is directly proportional to thickness of slab, the heat input raising brought with the thickness of slab increase can make the crystallization rate of weld metal reduce, cause weld seam and heat affected area coarse grains, thereby cause the mechanical property of weld seam to reduce, had a strong impact on the low-temperature impact toughness of weld seam, when thickness of slab surpasses 30mm, the impact flexibility of weld seam significantly reduces, so greatly limited range of application.The microalloying of welding wire and mother metal has solved the coarse grains problem from metallurgical approach, but material cost can increase, the flux-cored wire price of microalloying is several times as much as solid welding wire, and this method is not from reducing in essence the sweating heat input, so still can be subject to the restriction of thickness of slab.Therefore, even do not consider Cost Problems, the sweating heat that solves vertical electro-gas from the welding material aspect input high problem be also have circumscribed.For this reason, Chinese utility model patent numbers 20111037
6890.2 proposed a kind of mariages vertical electro-gas system of low sweating heat input, comprised that first source of welding current, second source of welding current, integrated electric source capsule, the first wire-feed motor, the second wire-feed motor, the first gas are protected welding gun, the second gas is protected welding gun, feeder, control cabinet, wig-wag and welding tractor; Wherein, described first source of welding current all is connected with the input of described integrated electric source capsule with second source of welding current, supplies with the welding job power supply; Described the first wire-feed motor, the second wire-feed motor and control cabinet all are connected with the output of described integrated electric source capsule, and described the first wire-feed motor is connected with the second gas guarantor welding gun with described the first gas guarantor welding gun respectively with the second wire-feed motor; Described wig-wag is arranged on described welding tractor, and the double-wire welding gun that described the first gas is protected welding gun and the second gas guarantor welding gun composition is arranged on described wig-wag; Described feeder is protected welding gun with described the first gas and is connected, and the input of described integrated electric source capsule also connects the extranets electricity provides accessory power supply for described control cabinet; Described control cabinet and described welding tractor and wig-wag, the control of receiving arc for completing the starting the arc.
This utility model adopts the dual power supply Double Wire Welding, when improving the vertical electro-gas deposition rate, also reduced welding process heat input energy, make the impact flexibility of weld seam significantly promote, greatly reduced the material cost of welding, by the control to welding conditions, make efficient adjusting sweating heat input become possibility, strengthened the controllability of whole welding system; In addition, the double-wire welding gun swung in weld seam effectively guarantees that weld seam sidewall and welding pool fully fuse, and the mechanical property of weld seam significantly improves.
Yet this patent does not disclose the structure of welding gun used, for vertical electro-gas, welding gun structure is most important, this welding method is by two welded steel plate fixture vertically-arrangeds, leave certain gap between two plates, welding gun is positioned at gap, under the drive of head, in gap, through-thickness is done and is seesawed and roll to each side, to guarantee that weld seam sidewall and welding pool fully fuse, move on head after being soldered one deck and weld again the second layer, with narrow gap welding roughly the same, the welding gun of narrow gap welding is along moving on sheet metal thickness, and the welding gun of vertical electro-gas is along moving on fusion length.Therefore require welding gun to be arranged in the narrower in width of the part of weld seam, otherwise can increase the gap between two plates, strengthen the deposited amount that gap certainly will increase welding wire, reduce production efficiency, increase the sweating heat input, and this welding gun need to work long hours under welding high temperature.
As can be seen here, how designing a kind of welding gun that is suitable for above-mentioned vertical electro-gas, is the indispensable technical measures that realize vertical electro-gas, is also the problem that the anxious wish of relevant dealer solves.
Summary of the invention
Main purpose of the present utility model is to provide a kind of thickness of new structure narrow, resistant to elevated temperatures mariages electro-gas (enclosed) welding water cooled welding torch.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.According to a kind of mariages electro-gas (enclosed) welding water cooled welding torch the utility model proposes, the adjusting device that comprises two the first water cooled welding torch, the second water cooled welding torch and the distances between weldingwires that mutually insulate, the adjusting device of wherein said distance between weldingwires comprises pedestal and is located at the leading screw and nut mechanism on pedestal, described the first welding gun and described pedestal are fixed, described the second welding gun is fixed by the nut of a fixed head and described leading screw and nut mechanism, and described the second welding gun is positioned at the top of the first welding gun.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Aforesaid mariages electro-gas (enclosed) welding water cooled welding torch, wherein said two the first water cooled welding torch that mutually insulate and the rifle body of the second water cooled welding torch are the rectangular flat board of vertically-arranged that broad ways has the bending of 90o circular arc, and the inner arc radius of the circular arc bending part of described the second water cooled welding torch equals the outer arc radius of the circular arc bending part of the first water cooled welding torch.
Aforesaid mariages electro-gas (enclosed) welding water cooled welding torch, be provided with the water-cooling channel of the 90o circular arc bending consistent with the rifle shape and the wire traveling pipe of 90o circular arc bending in the rectangular plate shaped rifle body with the bending of 90o circular arc of wherein said the first water cooled welding torch, described wire traveling pipe is located at the top of described water-cooling channel, the end of the 90o circular arc bending of described wire traveling pipe is provided with ignition tip, and the other end of wire traveling pipe is provided with the fiber tube joint; Be provided with the water inlet pipe with the bending of 90o circular arc in described water-cooling channel, the inlet seal of described water inlet pipe and described water-cooling channel, the nearly water-cooling channel of the side joint entry position of described plate shaped rifle body is provided with the returning pipe joint that is communicated with described water-cooling channel.
Aforesaid mariages electro-gas (enclosed) welding water cooled welding torch, be provided with the water-cooling channel of the 90o circular arc bending consistent with the rifle shape and the wire traveling pipe of 90o circular arc bending in the rectangular plate shaped rifle body with the bending of 90o circular arc of wherein said the second water cooled welding torch, described wire traveling pipe is located at the bottom of described water-cooling channel, the end of the 90o circular arc bending of described wire traveling pipe is provided with ignition tip, and the other end of wire traveling pipe is provided with the fiber tube joint; Be provided with the water inlet pipe with the bending of 90o circular arc in described water-cooling channel, the inlet seal of described water inlet pipe and described water-cooling channel, the nearly water-cooling channel of the side joint entry position of described plate shaped rifle body is provided with the returning pipe joint that is communicated with described water-cooling channel.
The utility model compared with prior art has obvious advantage and beneficial effect.By technique scheme, the present utility model can reach suitable technological progress and practicality, and has the extensive value on industry, and it at least has following advantages:
1, the utility model mariages electro-gas (enclosed) welding water cooled welding torch is simple in structure, and manufacturing cost reduces relatively, thereby can significantly reduce costs, increase economic efficiency, on the practicality of using and cost benefit, really meet industry development fully required, quite there is industrial utilization.
2, two welding gun spacings of the utility model mariages electro-gas (enclosed) welding water cooled welding torch are adjustable, increase the adjustable range of welding conditions, can select suitable electric current, voltage, speed of welding and welding gun spacing efficiently to complete quality weld according to thickness, the material of welded sheet material.
3, the rifle body of the utility model mariages electro-gas (enclosed) welding water cooled welding torch, adopt the riser structure, the width that welding gun stretches into the weld seam part is thickness of slab (16mm), two only need be a bit larger tham the welding gun width by the weld gap of welding plate gets final product, thereby can reduce the welding wire consumption, reduce the sweating heat input, improve speed of welding, meet the requirement of vertical electro-gas Butt welding gun narrower in width.
4, the rifle body of mariages electro-gas (enclosed) welding water cooled welding torch of the present utility model adopts water-cooling structure, the long service life of welding gun, and large current continuity welding for a long time, monofilament maximum current 800A, be applicable to thickness of workpiece 40-130mm.Speed of welding is fast.
In sum, the mariages electro-gas (enclosed) welding water cooled welding torch that the utility model provides, have above-mentioned plurality of advantages and practical value, significant progress is arranged technically, and produced handy and practical effect, and there is the extensive value of industry, be really a new and innovative, progressive, practical new design.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of specification, and for above and other purpose of the present utility model, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
The accompanying drawing explanation
Fig. 1 is the structure stereoscopic figure of the utility model mariages electro-gas (enclosed) welding water cooled welding torch.
Fig. 2 is the cutaway view of the first welding gun in the utility model mariages electro-gas (enclosed) welding water cooled welding torch.
Fig. 3 is the side view of the first welding gun in the utility model mariages electro-gas (enclosed) welding water cooled welding torch.
Fig. 4 is the cutaway view of the second welding gun in the utility model mariages electro-gas (enclosed) welding water cooled welding torch.
Fig. 5 is the side view of the second welding gun in the utility model mariages electro-gas (enclosed) welding water cooled welding torch.
The specific embodiment
Refer to shown in Fig. 1, the mariages electro-gas (enclosed) welding water cooled welding torch of the utility model preferred embodiment, the adjusting device 3 that comprises two the first water cooled welding torch 1, the second water cooled welding torch 2 and the distances between weldingwires that mutually insulate, the adjusting device 3 of wherein said distance between weldingwires comprises pedestal 31 and is located at feed screw nut 32 mechanisms on pedestal 31, described the first welding gun 1 is fixing with described pedestal 3, described the second welding gun 2 is fixed by nut in a fixed head 4 and described leading screw and nut mechanism, and described the second welding gun 2 is positioned at the top of the first welding gun 1, and the two is in same vertical plane.Can regulate the longitudinal separation of two resistance welding gun electric conducting nozzles by rotary screw, to adapt to the needs of different plates, different-thickness vertical position welding.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, described two the first water cooled welding torch 1 that mutually insulate and the rifle body 10,20 of the second water cooled welding torch 2 are the rectangular flat board of vertically-arranged that broad ways has 90o circular arc, described vertically-arranged refers to that welding gun is when the position, operating position, the thickness direction of dull and stereotyped rifle body is horizontal direction (as shown in Fig. 3, Fig. 5), and the inner arc radius of the circular arc bending part of described the second water cooled welding torch equals the outer arc radius of the circular arc bending part of the first water cooled welding torch.
As shown in Figure 2, be provided with the water-cooling channel 11 of the 90o circular arc bending consistent with the rifle shape and the wire traveling pipe 12 of 90o circular arc bending in the rectangular plate shaped rifle body with the bending of 90o circular arc of described the first water cooled welding torch 1, described wire traveling pipe 12 is located at the top of described water-cooling channel 11, the end of the 90o circular arc bending of described wire traveling pipe is provided with ignition tip 13, and the other end of wire traveling pipe 12 is provided with fiber tube joint 14; Be provided with the water inlet pipe 15 with the bending of 90o circular arc in described water-cooling channel, the inlet seal of described water inlet pipe 15 and described water-cooling channel, the nearly water-cooling channel of the side joint entry position of described plate shaped rifle body is provided with the returning pipe joint 16 that is communicated with described water-cooling channel.Cooling water is entered by water inlet pipe 15, behind the end (approaching ignition tip) of arrival water-cooling channel, returns, and by returning pipe joint 16, is flowed out.
As shown in Figure 4, be provided with the water-cooling channel 21 of the 90o circular arc bending consistent with the rifle shape and the wire traveling pipe 22 of 90o circular arc bending in the rectangular plate shaped rifle body with the bending of 90o circular arc of described the second water cooled welding torch 2, described wire traveling pipe 22 is located at the bottom of described water-cooling channel 21, the end of the 90o circular arc bending of described wire traveling pipe 22 is provided with ignition tip 23, and the other end of wire traveling pipe is provided with fiber tube joint 24; Be provided with the water inlet pipe 25 with the bending of 90o circular arc in described water-cooling channel, the inlet seal of described water inlet pipe 25 and described water-cooling channel, the nearly water-cooling channel of the side joint entry position of described plate shaped rifle body is provided with the returning pipe joint 26 that is communicated with described water-cooling channel.Cooling water is entered by water inlet pipe 25, behind the end (approaching ignition tip) of arrival water-cooling channel, returns, and by returning pipe joint 16, is flowed out.
The wire traveling pipe that the difference of the first welding gun and the second welding gun is to be positioned at the second welding gun of upper outer is positioned at inboard, and water-cooling channel is positioned at the outside; And the wire traveling pipe that is positioned at the first inboard welding gun of below is positioned at the outside, water-cooling channel is positioned at inboard.So the purpose of design is that the ignition tip of two welding guns is approached.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model, any those skilled in the art, within not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (4)
1. a mariages electro-gas (enclosed) welding water cooled welding torch, the adjusting device that comprises two the first water cooled welding torch, the second water cooled welding torch and the distances between weldingwires that mutually insulate, the adjusting device that it is characterized in that described distance between weldingwires comprises pedestal and is located at the leading screw and nut mechanism on pedestal, described the first welding gun and described pedestal are fixed, described the second welding gun is fixed by the nut of a fixed head and described leading screw and nut mechanism, and described the second welding gun is positioned at the top of the first welding gun.
2. mariages electro-gas (enclosed) welding water cooled welding torch according to claim 1, it is characterized in that described two the first water cooled welding torch that mutually insulate and the rifle body of the second water cooled welding torch are the rectangular flat board of vertically-arranged that broad ways has the bending of 90o circular arc, the inner arc radius of the circular arc bending part of described the second water cooled welding torch equals the outer arc radius of the circular arc bending part of the first water cooled welding torch.
3. mariages electro-gas (enclosed) welding water cooled welding torch according to claim 2, it is characterized in that being provided with the water-cooling channel of the 90o circular arc bending consistent with the rifle shape and the wire traveling pipe of 90o circular arc bending in the rectangular plate shaped rifle body with the bending of 90o circular arc of described the first water cooled welding torch, described wire traveling pipe is located at the top of described water-cooling channel, the end of the 90o circular arc bending of described wire traveling pipe is provided with ignition tip, and the other end of wire traveling pipe is provided with the fiber tube joint; Be provided with the water inlet pipe with the bending of 90o circular arc in described water-cooling channel, the inlet seal of described water inlet pipe and described water-cooling channel, the nearly water-cooling channel of the side joint entry position of described plate shaped rifle body is provided with the returning pipe joint that is communicated with described water-cooling channel.
4. mariages electro-gas (enclosed) welding water cooled welding torch according to claim 2, it is characterized in that being provided with the water-cooling channel of the 90o circular arc bending consistent with the rifle shape and the wire traveling pipe of 90o circular arc bending in the rectangular plate shaped rifle body with the bending of 90o circular arc of described the second water cooled welding torch, described wire traveling pipe is located at the bottom of described water-cooling channel, the end of the 90o circular arc bending of described wire traveling pipe is provided with ignition tip, and the other end of wire traveling pipe is provided with the fiber tube joint; Be provided with the water inlet pipe with the bending of 90o circular arc in described water-cooling channel, the inlet seal of described water inlet pipe and described water-cooling channel, the nearly water-cooling channel of the side joint entry position of described plate shaped rifle body is provided with the returning pipe joint that is communicated with described water-cooling channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220591420 CN202951966U (en) | 2013-01-29 | 2013-01-29 | Water-cooled welding gun of double-wire electro-gas welding |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220591420 CN202951966U (en) | 2013-01-29 | 2013-01-29 | Water-cooled welding gun of double-wire electro-gas welding |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071899A (en) * | 2013-01-29 | 2013-05-01 | 刘振英 | Twin-wire electrogas welding water-cooled welding torch |
| CN108340055A (en) * | 2018-04-28 | 2018-07-31 | 武汉纳瑞格智能设备有限公司 | A kind of flexure type ultra-narrow gap MAG/MIG welding guns |
-
2013
- 2013-01-29 CN CN 201220591420 patent/CN202951966U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071899A (en) * | 2013-01-29 | 2013-05-01 | 刘振英 | Twin-wire electrogas welding water-cooled welding torch |
| CN108340055A (en) * | 2018-04-28 | 2018-07-31 | 武汉纳瑞格智能设备有限公司 | A kind of flexure type ultra-narrow gap MAG/MIG welding guns |
| CN108340055B (en) * | 2018-04-28 | 2020-08-28 | 武汉纳瑞格智能设备有限公司 | Bent ultra-narrow gap MAG/MIG welding gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ARC XINXING SCIENCE AND TECHNOLOGY CO., LT Free format text: FORMER OWNER: LIU ZHENYING Effective date: 20130927 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100142 HAIDIAN, BEIJING TO: 100000 HAIDIAN, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130927 Address after: 100000, No. 28, information road, No. 7, block C, 07C, Beijing, Haidian District Patentee after: Beijing Emerging Technology Co.,Ltd. Address before: 100142 No. 2, No. 20, building 30, Fu Cheng Road, 301, Beijing, Haidian District Patentee before: Liu Zhenying |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130529 |
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| CX01 | Expiry of patent term |