CN115070170A - Full-automatic welding equipment and method for prefabricating pipe circumferential seams - Google Patents
Full-automatic welding equipment and method for prefabricating pipe circumferential seams Download PDFInfo
- Publication number
- CN115070170A CN115070170A CN202210795618.6A CN202210795618A CN115070170A CN 115070170 A CN115070170 A CN 115070170A CN 202210795618 A CN202210795618 A CN 202210795618A CN 115070170 A CN115070170 A CN 115070170A
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- Prior art keywords
- welding
- pipe
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- automatic
- positioner
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- 238000003466 welding Methods 0.000 title claims abstract description 126
- 238000000034 method Methods 0.000 title claims description 14
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 16
- 229910052786 argon Inorganic materials 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 4
- 239000010962 carbon steel Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
-
- 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
- B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
- B23K9/0282—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections
-
- 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
- B23K9/18—Submerged-arc welding
-
- 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
-
- 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
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Arc Welding In General (AREA)
Abstract
The full-automatic welding equipment comprises a pipe clamping device, a welding gun mechanism and a welding positioner, wherein the pipe clamping device is mounted at the end part of a main shaft of the full-automatic welding equipment, a three-jaw chuck is arranged on the pipe clamping device and used for clamping and rotating the prefabricated pipe, the welding gun mechanism is fixed on the welding positioner, the welding positioner comprises a circular telescopic rail, and the welding gun mechanism is subjected to displacement operation through the circular telescopic rail according to a control program and surrounds the prefabricated pipe to perform automatic butt welding operation of circular seams at four different positions, namely flat welding, upward slope welding, downward slope welding and upward welding. The full-automatic welding device realizes full-automatic welding operation of the prefabricated pipe circular seam, reduces labor load, improves working efficiency, improves welding quality and ensures product quality.
Description
Technical Field
The invention relates to a welding process of a pipeline of a marine low-speed diesel engine, in particular to full-automatic welding equipment and a full-automatic welding method for prefabricating a pipe circumferential seam, and belongs to the technical field of welding.
Background
The automatic circular seam welding equipment is mainly used for circular seam butt welding of carbon steel and stainless steel circular workpieces (such as steel pipes), and single seam welding or double seam welding can be selected according to specific requirements. Compared with a vertical circular seam welding machine, the automatic circular seam welding equipment has no excessive limit on the length of a welding part, and long steel pipes of three meters and four meters can be easily welded.
The steel pipe is subjected to preliminary processing before welding, namely the steel pipe or a stainless steel raw material pipe is formed into a prefabricated pipe after processing steps such as blanking, chamfering and the like, however, at present, no welding equipment specially aiming at the prefabricated pipe of the steel pipe exists, so that the prefabricated steel pipe cannot be efficiently welded, the production efficiency is low, and the production progress is also seriously influenced.
Disclosure of Invention
The invention aims to provide full-automatic welding equipment and method for the prefabricated pipe circumferential weld, aiming at the problems in the prior art, and the prefabricated pipe is welded, so that the effects of improving the working efficiency and the product quality are achieved.
Based on the above purposes, the technical scheme provided by the invention is as follows:
the utility model provides a full-automatic welding equipment for prefabricating pipe circumferential weld which characterized in that: the full-automatic welding equipment include clamp pipe device, welder mechanism and positioner, the clamp pipe device install in the tip of full-automatic welding equipment's main shaft is equipped with the three-jaw chuck on this clamp pipe device for clamping and rotatory prefabricated pipe, welder mechanism is fixed in on the positioner, the positioner is including circular flexible track, and this positioner is right through this circular flexible track according to control program welder mechanism shifts the operation, encircles the automatic butt joint welding operation that prefabricated pipe carries out the circumferential weld on four different positions of open position welding, uphill welding, downhill path welding and overhead welding.
Further, the welding gun mechanism comprises an argon arc welding gun and a gas shield welding gun, and can perform different welding operations including submerged arc welding.
Further, the positioner is installed on the X-direction track and can move along the X-direction track.
Furthermore, the prefabricated pipe is formed by blanking and chamfering raw material pipes made of carbon steel or stainless steel.
The other technical scheme of the invention is as follows:
a welding method for prefabricating a pipe circular seam, which is realized by adopting the full-automatic welding equipment, comprises the following steps:
1) placing the prefabricated pipe on a three-jaw chuck of the pipe clamping device;
2) fixing and clamping the prefabricated pipe, and checking whether the prefabricated pipe is firm or not;
3) starting a power supply, wherein the full-automatic welding equipment starts full-automatic welding operation of circular seams of the prefabricated pipe;
4) the circular telescopic rail of the welding positioner changes the position of the welding gun mechanism along a circular path according to the instruction of a control program, and completes the automatic welding operation of the circular seam in all directions of 360 degrees and the whole circumference;
5) and carrying out X-ray or flaw detection inspection, and inspecting whether the butt welding seam meets the process requirements according to the technical standard.
Compared with the prior art, the invention has the beneficial effects that:
1) the labor load is reduced, and the working efficiency is improved.
The full-automatic welding equipment breaks through the traditional manual argon arc welding, can replace manpower, simplifies the operation, and can be operated and used by an operator who only needs to understand the welding equipment slightly.
2) The welding quality is improved, and the product quality is ensured.
The product welding seam finished by the method can meet the standard requirement of ISO5817 Quality Level B through shooting acceptance check, the welding Quality of the product is stable and reliable, the welding uniformity of the welding seam is ensured, and the effect of improving the product Quality is achieved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the retracted state of the present invention.
In the figure:
the device comprises a prefabricated pipe, a three-jaw chuck, a circular telescopic rail, a gas shield welding gun, an argon arc welding gun, a pipe clamping device and a 7-X-direction rail, wherein the prefabricated pipe is arranged on the prefabricated pipe, the three-jaw chuck is arranged on the prefabricated pipe, the circular telescopic rail is arranged on the 3-circular telescopic rail, the gas shield welding gun is arranged on the 4-argon arc welding gun, the pipe clamping device is arranged on the 6-argon arc welding gun, and the X-direction rail is arranged on the 7-X-direction rail.
Detailed Description
The invention will be described in further detail with reference to the following figures and specific examples, which should not be construed as limiting the scope of the invention. The scope of the invention as claimed should also include other variations and alternatives which are obvious to the present invention.
The full-automatic girth welding device is used for full-automatic girth welding of a prefabricated pipe, and the prefabricated pipe is formed by blanking and chamfering raw material pipes made of carbon steel or stainless steel.
Referring to fig. 1, the full-automatic welding equipment is full-position argon tungsten-arc welding equipment, and adopts a single-side welding and double-side forming mode. The full-automatic welding equipment comprises a pipe clamping device 6, a welding gun mechanism and a welding positioner.
The pipe clamping device 6 is arranged at the end part of a main shaft of the full-automatic welding equipment, comprises a three-jaw chuck 2 and is used for clamping and rotating the prefabricated pipe 1; the prefabricated pipe 1 is placed in a three-jaw chuck 2 of a pipe clamping device 6, clamped, fixed and rotated, and full-automatic girth welding of the prefabricated pipe 1 is achieved.
The welding gun mechanism is fixed on the welding positioner, consists of an argon arc welding gun 5 and a gas shielded welding gun 4 (gas shielded welding gun), and can perform different types of welding operations such as submerged arc welding and the like; the welding gun mechanism automatically controls by a program to automatically carry out circumferential seam butt welding around the prefabricated pipe 1, and comprises four different positions of flat welding, upward slope welding, downward slope welding and overhead welding.
The welding positioner is mounted on the X-direction rail 7 and can move along the X-direction rail 7. The welding positioner is composed of a circular telescopic rail 3, and performs displacement operation on the welding gun through the circular telescopic rail 3 according to a control program to complete automatic butt welding operation on the annular seam of the prefabricated pipe 1.
The full-automatic girth welding process for the prefabricated pipe comprises the following operation processes:
1) placing the prefabricated pipe 1 on a three-jaw chuck 2 of a pipe clamping device 6 of full-automatic welding equipment;
2) respectively fixing and clamping the prefabricated pipe 1, and checking whether the prefabricated pipe is firm or not;
3) starting a power supply, and carrying out full-automatic girth welding operation on the prefabricated pipe 1;
4) in a working state, the circular telescopic rail 3 of the welding positioner changes the positions of the argon arc welding gun 5 and the gas shield welding gun 4 along a circular path according to the requirement of welding operation; in the retracted state, the extension of the circular telescopic rail 3 is retracted, as shown in fig. 2;
5) after the welding operation is finished, the film shooting or flaw detection and other inspections are carried out according to the standard requirements to see whether the process requirements are met.
Claims (5)
1. The utility model provides a full-automatic welding equipment for prefabricating pipe circumferential weld which characterized in that: the full-automatic welding equipment include clamp pipe device, welder mechanism and positioner, the clamp pipe device install in the tip of full-automatic welding equipment's main shaft is equipped with the three-jaw chuck on this clamp pipe device for clamping and rotatory prefabricated pipe, welder mechanism is fixed in on the positioner, the positioner is including circular flexible track, and this positioner is right through this circular flexible track according to control program welder mechanism shifts the operation, encircles the automatic butt joint welding operation that prefabricated pipe carries out the circumferential weld on four different positions of open position welding, uphill welding, downhill path welding and overhead welding.
2. The fully automatic welding apparatus for prefabricating pipe circumferential seams as claimed in claim 1, wherein: the welding gun mechanism comprises an argon arc welding gun and a gas shield welding gun, and can perform different welding operations including submerged arc welding.
3. The fully automatic welding apparatus for prefabricating pipe circumferential seams as claimed in claim 1, wherein: the welding positioner is arranged on the X-direction track and can move along the X-direction track.
4. The fully automatic welding apparatus for prefabricating pipe circumferential seams as claimed in claim 1, wherein: the prefabricated pipe is formed by blanking and chamfering a raw material pipe made of carbon steel or stainless steel.
5. A welding method for prefabricated pipe circumferential seams, which is realized by adopting the full-automatic welding equipment of claim 1, and is characterized in that: the welding method comprises the following steps:
1) placing the prefabricated pipe on a three-jaw chuck of the pipe clamping device;
2) fixing and clamping the prefabricated pipe, and checking whether the prefabricated pipe is firm or not;
3) starting a power supply, wherein the full-automatic welding equipment starts full-automatic welding operation of circular seams of the prefabricated pipe;
4) the circular telescopic rail of the welding positioner changes the position of the welding gun mechanism along a circular path according to the instruction of a control program, and completes the automatic welding operation of the circular seam in all directions of 360-degree full circumference;
5) and carrying out X-ray or flaw detection inspection, and inspecting whether the butt welding seam meets the process requirements according to the technical standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795618.6A CN115070170A (en) | 2022-07-06 | 2022-07-06 | Full-automatic welding equipment and method for prefabricating pipe circumferential seams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795618.6A CN115070170A (en) | 2022-07-06 | 2022-07-06 | Full-automatic welding equipment and method for prefabricating pipe circumferential seams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115070170A true CN115070170A (en) | 2022-09-20 |
Family
ID=83257370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210795618.6A Pending CN115070170A (en) | 2022-07-06 | 2022-07-06 | Full-automatic welding equipment and method for prefabricating pipe circumferential seams |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115070170A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1355416A (en) * | 1970-12-04 | 1974-06-05 | Paulange S | Device for rotating an automatic welding torch or a tool around a fixed object |
| US5107090A (en) * | 1989-06-19 | 1992-04-21 | Conception Et Fabrication D'innovations Mecaniques Confirm | Welding head |
| CN1234305A (en) * | 1998-05-04 | 1999-11-10 | 南海市黄岐良奇钢瓶总厂 | Steel-cylinder forming-welding technology |
| CN205464765U (en) * | 2016-03-31 | 2016-08-17 | 广东省焊接技术研究所（广东省中乌研究院） | System is got rid of to outside of tubes flash butt welding welding seam burr rotation type plasma |
| CN206702476U (en) * | 2017-05-03 | 2017-12-05 | 中淳高科桩业股份有限公司 | A kind of prefabricated tubular pile docks Full-automatic welding equipment |
| CN107695585A (en) * | 2017-10-10 | 2018-02-16 | 中船黄埔文冲船舶有限公司 | A kind of pipe and flange corner weld automatic soldering device |
| CN108941852A (en) * | 2018-07-27 | 2018-12-07 | 成都飞机工业（集团）有限责任公司 | A kind of welding method of aviation high-pressure conduit |
| CN208743985U (en) * | 2018-07-06 | 2019-04-16 | 中国石油天然气集团公司 | A kind of Telescopic pipeline welder |
| CN214816180U (en) * | 2021-06-23 | 2021-11-23 | 河南亿拖车辆有限公司 | Special automobile tank body spin welding device |
-
2022
- 2022-07-06 CN CN202210795618.6A patent/CN115070170A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1355416A (en) * | 1970-12-04 | 1974-06-05 | Paulange S | Device for rotating an automatic welding torch or a tool around a fixed object |
| US5107090A (en) * | 1989-06-19 | 1992-04-21 | Conception Et Fabrication D'innovations Mecaniques Confirm | Welding head |
| CN1234305A (en) * | 1998-05-04 | 1999-11-10 | 南海市黄岐良奇钢瓶总厂 | Steel-cylinder forming-welding technology |
| CN205464765U (en) * | 2016-03-31 | 2016-08-17 | 广东省焊接技术研究所（广东省中乌研究院） | System is got rid of to outside of tubes flash butt welding welding seam burr rotation type plasma |
| CN206702476U (en) * | 2017-05-03 | 2017-12-05 | 中淳高科桩业股份有限公司 | A kind of prefabricated tubular pile docks Full-automatic welding equipment |
| CN107695585A (en) * | 2017-10-10 | 2018-02-16 | 中船黄埔文冲船舶有限公司 | A kind of pipe and flange corner weld automatic soldering device |
| CN208743985U (en) * | 2018-07-06 | 2019-04-16 | 中国石油天然气集团公司 | A kind of Telescopic pipeline welder |
| CN108941852A (en) * | 2018-07-27 | 2018-12-07 | 成都飞机工业（集团）有限责任公司 | A kind of welding method of aviation high-pressure conduit |
| CN214816180U (en) * | 2021-06-23 | 2021-11-23 | 河南亿拖车辆有限公司 | Special automobile tank body spin welding device |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20220920 |