CN105014206A - Single wire electrogas welding machine - Google Patents
Single wire electrogas welding machine Download PDFInfo
- Publication number
- CN105014206A CN105014206A CN201510384472.6A CN201510384472A CN105014206A CN 105014206 A CN105014206 A CN 105014206A CN 201510384472 A CN201510384472 A CN 201510384472A CN 105014206 A CN105014206 A CN 105014206A
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- CN
- China
- Prior art keywords
- welding
- monofilament
- electrogas
- water
- wire
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/173—Arc welding or cutting making use of shielding gas and of a consumable electrode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/323—Combined coupling means, e.g. gas, electricity, water or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
- B23K2101/185—Tailored blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
Abstract
The invention discloses a single wire electrogas welding machine. The single wire electrogas welding machine comprises a welding power supply, a wire feeding machine, a single wire water cooling welding gun, a welding tractor, a set of water cooling system, a set of carbon dioxide gas supply system, and a welding operation box electrically connected with the parts, wherein the welding power supply is connected with the wire feeding machine; the water cooling system and the carbon dioxide gas supply system are connected to the single wire water cooling welding gun; and the single wire water cooling welding gun is arranged on the welding tractor. The single wire electrogas welding machine is suitable for welding a thick steel plate, in particular a thick steel plate with a thickness within 60 mm, and is stable in process, convenient for operation and excellent in welding line quality; and the production efficiency of the single wire electrogas welding machine is higher than that of manual arc welding by more than 10 times.
Description
Technical field
The application belongs to welding technology field, particularly relates to a kind of monofilament electrogas welding machine.
Background technology
Along with the fast development of China's economic construction, thick steel plate steel structure welding appears at the industries such as metallurgy, shipbuilding, petrochemical industry, water conservancy in a large number.For the steel plate vertical welding of thickness at 60-100 mm (even thicker), also there is no a kind of high-quality and efficient welding method and relevant device, SMAW is difficult to solve this difficult problem, electroslag welding can solve this difficult problem, such as application number is 201010180014.8, what denomination of invention was that the patent of the welding method of slab banjo fixing butt jointing says is exactly adopt the method for electroslag welding with tube electrode to be that the workpiece of 240-286mm is welded as a whole by two pieces thickness, the method step comprised: the first step, welds prepares: add multiple alloy elements and obtain powder in pipe formulation for coating material; Add adhesive after powder mixes, make pipe coating; Pipe coating is coated on the outer wall of pipe pole; Four pipes are extremely fixedly assemblied on clamping device; Regulate the fit-up gap of two workpiece; Second step, welding: carry out electroslag welding, sends in the molten bath that four pipe poles are formed by welding wire, energising welding; Welding direction is for be welded to upper groove from lower groove; 3rd step, post weld heat treatment.
And application number is 201420545534.8, denomination of invention is a kind of patent of electroslag welder, technical scheme disclosed in it comprises electroslag welding power supply, the power-supply controller of electric be connected with described electroslag welding power supply, wire feeder, welding gun, mechanical driver unit, cooling device, the power interface be connected with described electroslag welding power supply, wire feeder comprises welding wire funnel, wire feed pipeline, wire-feed motor, school silk device, described welding wire funnel is connected with welding gun by wire feed pipeline, described wire-feed motor is connected on wire feed pipeline, described cooling device comprises water tank, water pipeline, described water tank is connected with welding gun by water pipeline, described mechanical driver unit comprises the pendulous device and lifting device that are connected with welding gun, described pendulous device is connected with oscillating motor, the other end is connected with welding gun by drive link, described pendulous device bottom is provided with bearing, described lifting device is connected with lifting motor.
Though electroslag welding can solve this difficult problem, but because the heat affected area of electroslag welding is large, weld seam cools naturally, cause weld seam and perienchyma's coarse grains thereof, cause weld properties lower than the mechanical property of mother metal, this fatal shortcoming makes electroslag welding face the state be eliminated, and now seldom applies.
Summary of the invention
The object of the application provides a kind of monofilament electrogas welding machine for thick steel plate steel structure vertical welding, solves prior art medium plate and found the problem of stitching high-quality and efficient automatic welding difficulty.
The technical scheme that the application adopts is:
A kind of monofilament electrogas welding machine, comprise a source of welding current, wire-feed motor, monofilament water cooled welding torch, welding tractor, a set of water-cooling system, a set of carbon dioxide air supply system and the welding operation box be all electrically connected with above-mentioned parts, power supply connects wire-feed motor, water-cooling system and carbon dioxide air supply system are connected to monofilament water cooled welding torch, and monofilament water cooled welding torch is arranged on welding tractor; Described welding tractor comprises car body, track, magnet, welding gun adjusting mechanism and welding gun oscillation mechanism, track two ends are arranged for track being adsorbed in the magnet on welded steel plate, walking gear on car body engages with the tooth bar on track and realizes car body walking in orbit, welding gun adjusting mechanism is arranged on car body, the output of welding gun adjusting mechanism installs welding gun oscillation mechanism, the output of welding gun oscillation mechanism installs monofilament water cooled welding torch, and welding gun adjusting mechanism is used for carrying out adjustment to the position of monofilament water cooled welding torch and angle and locates; For controlling and regulating the welding operation box of welding process parameters to be fixed in the track be positioned at above car body; A set of electric-control system for operating whole welding process has been installed in welding operation box.
In described water-cooling system, cooling water flow is 120L/min.
The trade mark of described wire-feed motor welding wire used is 43G, φ 1.6mm.
In described carbon dioxide air supply system, flow of carbon dioxide gas amount is 10L/min.
The welding current of the described source of welding current is 450-550A, and weldingvoltage is 35-40V.
After the application adopts technique scheme, there is following technique effect:
Monofilament electrogas welding machine described in the application is applicable to weld steel plate, especially be that the steel plate of thickness within 60 millimeters is applicable to using monofilament electrogas welding machine very much on, stable technical process, easy and simple to handle, weldquality is excellent, production efficiency is higher than manual electric arc welding more than 10 times.
Detailed description of the invention
For making the object of the application and technical scheme clearly, be clearly and completely described below in conjunction with the technical scheme of the embodiment of the present application to the application.Obviously, described embodiment is a part of embodiment of the application, instead of whole embodiments.Based on the embodiment of described the application, the every other embodiment that those of ordinary skill in the art obtain under without the need to the prerequisite of creative work, all belongs to the scope of the application's protection.
A kind of monofilament electrogas welding machine, comprise a source of welding current, wire-feed motor, monofilament water cooled welding torch, welding tractor, a set of water-cooling system, a set of carbon dioxide air supply system and the welding operation box be all electrically connected with above-mentioned parts, the source of welding current connects wire-feed motor, water-cooling system and carbon dioxide air supply system are connected to monofilament water cooled welding torch, and monofilament water cooled welding torch is arranged on welding tractor; Described welding tractor comprises car body, track, magnet, welding gun adjusting mechanism and welding gun oscillation mechanism, track two ends are arranged for track being adsorbed in the magnet on welded steel plate, walking gear on car body engages with the tooth bar on track and realizes car body walking in orbit, welding gun adjusting mechanism is arranged on car body, the output of welding gun adjusting mechanism installs welding gun oscillation mechanism, the output of welding gun oscillation mechanism installs monofilament water cooled welding torch, and welding gun adjusting mechanism is used for carrying out adjustment to the position of monofilament water cooled welding torch and angle and locates; For controlling and regulating the welding operation box of welding process parameters to be fixed in the track be positioned at above car body; A set of electric-control system for operating whole welding process has been installed in welding operation box.
In described water-cooling system, cooling water flow is 120L/min.
The trade mark of described wire-feed motor welding wire used is 43G, φ 1.6mm.
In described carbon dioxide air supply system, flow of carbon dioxide gas amount is 10L/min.
The welding current of the described source of welding current is 450-550A, and weldingvoltage is 35-40V.
Monofilament electrogas welding machine is adopted to carry out the step of welding:
Step one, welds prepares
(1) offer X-type groove, the gap of lower groove is 6mm, and the gap of upper groove is 18mm; At distance groove 500 mm place be parallel to groove length direction, be adsorbed on by track on steel plate, welding tractor is installed in orbit.
(2) electric wire is accessed, make the source of welding current, welding tractor, water cooling system, carbon dioxide air supply system and electric-control system online and to electricity, then start the source of welding current, make monofilament electrogas welding machine be in quasi-operating status.
(3) arc end flame is heated to 200 degrees centigrade.
(4) triangle water-cooled copper gear row is loaded in underside groove.
(5) welding tractor is walked to striking position, water-cooled slide block installs in place, places and is used for the broken welding wires of striking, adjust welding gun adjusting mechanism toward groove striking point, welding gun is goed deep in groove and is in close welding position.
(6) set torch swinging parameter, the principle swinging the idle hours of two end points is: short inside groove, outer face length (because of narrow outer face width inside groove).Do swing test, make welding gun be in correct position and swing state.
(7) welding current, weldingvoltage parameter is set;
(8) carbon dioxide steam supply valve, circulating water cooling system is opened;
Preferably, carbon dioxide gas supply flow is all 25L/min when welding front and back.Circulating water flow is all 130L/min when welding front and back.
Further, welding the welding wire trade mark selected is 43G, φ 1.6mm.
Step 2, welding: the welding parameter in welding process is: wire feed rate is 15m/min; Arc voltage is 38-40V; Speed of welding is 4cm/min; Welding current is 480-550A; The welding extraction stage lowers weldingvoltage and wire feed rate gradually;
Step 3, post weld heat treatment: postwelding entirety enters the process of stove Stress relieving annealing; The method of described post weld heat treatment is: workpiece is placed in furnace temperature not higher than the stove of 300 DEG C, keep 6 hours to temperature 625 ± 20 DEG C with the heating rate of the rate of heat addition 65 DEG C/h, be then cooled to less than 300 DEG C to come out of the stove with the speed of 65 DEG C/h and cool in still air.
After weld seam is soldered, press " stopping " button on welding operation box, and water-cooling system also to continue work a period of time, cool further with the device (as water-cooling copper bar, water-cooled slide block, water cooled welding torch etc.) that is heated to make weld seam.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, and all terms used herein (comprising technical term and scientific terminology) have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the application.Should also be understood that those terms defined in such as general dictionary should be understood to have the meaning consistent with the meaning in the context of prior art, unless and define as here, can not explain by idealized or too formal implication.
The implication of the "and/or" described in the application refers to respective individualism or both simultaneous situations include interior.
With the above-mentioned desirable embodiment according to the application for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this application technological thought, can carry out various change and amendment completely.The technical scope of this application is not limited to the content on description, must determine its technical scope according to right.
Claims (5)
1. a monofilament electrogas welding machine, it is characterized in that, comprise a source of welding current, wire-feed motor, monofilament water cooled welding torch, welding tractor, a set of water-cooling system, a set of carbon dioxide air supply system and the welding operation box be all electrically connected with above-mentioned parts, power supply connects wire-feed motor, water-cooling system and carbon dioxide air supply system are connected to monofilament water cooled welding torch, and monofilament water cooled welding torch is arranged on welding tractor; Described welding tractor comprises car body, track, magnet, welding gun adjusting mechanism and welding gun oscillation mechanism, track two ends are arranged for track being adsorbed in the magnet on welded steel plate, walking gear on car body engages with the tooth bar on track and realizes car body walking in orbit, welding gun adjusting mechanism is arranged on car body, the output of welding gun adjusting mechanism installs welding gun oscillation mechanism, the output of welding gun oscillation mechanism installs monofilament water cooled welding torch, and welding gun adjusting mechanism is used for carrying out adjustment to the position of monofilament water cooled welding torch and angle and locates; For controlling and regulating the welding operation box of welding process parameters to be fixed in the track be positioned at above car body; A set of electric-control system for operating whole welding process has been installed in welding operation box.
2. monofilament electrogas welding machine according to claim 1, is characterized in that, in described water-cooling system, cooling water flow is 120L/min.
3. monofilament electrogas welding machine according to claim 1, is characterized in that, the trade mark of described wire-feed motor welding wire used is 43G, φ 1.6mm.
4. monofilament electrogas welding machine according to claim 1, is characterized in that, in described carbon dioxide air supply system, flow of carbon dioxide gas amount is 10L/min.
5. monofilament electrogas welding machine according to claim 1, is characterized in that, the welding current of the described source of welding current is 450-550A, and weldingvoltage is 35-40V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510384472.6A CN105014206A (en) | 2015-06-30 | 2015-06-30 | Single wire electrogas welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510384472.6A CN105014206A (en) | 2015-06-30 | 2015-06-30 | Single wire electrogas welding machine |
Publications (1)
| Publication Number | Publication Date |
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| CN105014206A true CN105014206A (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510384472.6A Withdrawn CN105014206A (en) | 2015-06-30 | 2015-06-30 | Single wire electrogas welding machine |
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| CN (1) | CN105014206A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001873A (en) * | 2016-06-08 | 2016-10-12 | 重庆巨源不锈钢制品有限公司 | Welding line inner protecting device of stainless steel pipe making machine |
| CN110369829A (en) * | 2019-08-06 | 2019-10-25 | 深圳市瑞凌实业股份有限公司 | A kind of electro-gas (enclosed) welding device and welding method |
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| US3496328A (en) * | 1967-11-24 | 1970-02-17 | Delford A Moerke | Welding gun |
| US5670073A (en) * | 1996-10-01 | 1997-09-23 | Weld Mold Company | Water cooled gas metal arc welding gun |
| CN201586822U (en) * | 2010-01-26 | 2010-09-22 | 南京奥特电气有限公司 | Welding workstation for self-generating storage tank |
| CN102284803A (en) * | 2011-08-22 | 2011-12-21 | 新疆石油工程建设有限责任公司 | Method for electro-gas welding of vertical seam during inversion construction of larges-scale storage tank |
| CN102581449A (en) * | 2011-11-22 | 2012-07-18 | 深圳市瑞凌实业股份有限公司 | Twin-wire vertical electrogas welding system with low welding heat input and welding method |
| CN202951953U (en) * | 2012-11-23 | 2013-05-29 | 南京奥特电气股份有限公司 | Circumferential seam single-pass electro-gas welding machine |
-
2015
- 2015-06-30 CN CN201510384472.6A patent/CN105014206A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3496328A (en) * | 1967-11-24 | 1970-02-17 | Delford A Moerke | Welding gun |
| US5670073A (en) * | 1996-10-01 | 1997-09-23 | Weld Mold Company | Water cooled gas metal arc welding gun |
| CN201586822U (en) * | 2010-01-26 | 2010-09-22 | 南京奥特电气有限公司 | Welding workstation for self-generating storage tank |
| CN102284803A (en) * | 2011-08-22 | 2011-12-21 | 新疆石油工程建设有限责任公司 | Method for electro-gas welding of vertical seam during inversion construction of larges-scale storage tank |
| CN102581449A (en) * | 2011-11-22 | 2012-07-18 | 深圳市瑞凌实业股份有限公司 | Twin-wire vertical electrogas welding system with low welding heat input and welding method |
| CN202951953U (en) * | 2012-11-23 | 2013-05-29 | 南京奥特电气股份有限公司 | Circumferential seam single-pass electro-gas welding machine |
Non-Patent Citations (1)
| Title |
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| 王凤兰: "双丝气电立焊厚板立缝焊接技术的研究", 《焊接技术》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001873A (en) * | 2016-06-08 | 2016-10-12 | 重庆巨源不锈钢制品有限公司 | Welding line inner protecting device of stainless steel pipe making machine |
| CN110369829A (en) * | 2019-08-06 | 2019-10-25 | 深圳市瑞凌实业股份有限公司 | A kind of electro-gas (enclosed) welding device and welding method |
| CN110369829B (en) * | 2019-08-06 | 2021-08-31 | 深圳市瑞凌实业集团股份有限公司 | Electro-gas welding device and welding method |
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Application publication date: 20151104 |