CN113118596A - Multi-station synchronous and cooperative composite automatic welding device and application thereof - Google Patents
Multi-station synchronous and cooperative composite automatic welding device and application thereof Download PDFInfo
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- CN113118596A CN113118596A CN202110504313.0A CN202110504313A CN113118596A CN 113118596 A CN113118596 A CN 113118596A CN 202110504313 A CN202110504313 A CN 202110504313A CN 113118596 A CN113118596 A CN 113118596A
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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
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
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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
- B23K9/02—Seam welding; Backing means; Inserts
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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
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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
- B23K9/18—Submerged-arc welding
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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
- B23K9/32—Accessories
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Abstract
The invention discloses a multi-station synchronous synergistic composite automatic welding device and application thereof, and relates to the technical field. The multi-layer and multi-channel composite automatic welding process equipment for the welding junctions in various forms such as inner and outer longitudinal seams, inner and outer circular seams, flat seams and the like is realized by issuing a working instruction through a multi-channel control interface.
Description
Technical Field
The invention relates to the technical field of welding equipment, in particular to a multi-station synchronous and cooperative composite automatic welding device and application thereof.
Background
With the continuous high-speed development of industries such as petrochemical industry, new wind power energy and the like, the importance of the automatic prefabrication technology of the ultra-large-diameter thick-wall cylinder body as an important component of petrochemical and wind power towers becomes more and more prominent.
At present, automatic prefabrication of a large-scale cylinder still faces multiple problems of low efficiency, insufficient automation, incapability of ensuring product quality and the like. Firstly, an operator has certain complexity and danger when adjusting high-altitude welding equipment, the adjustment of the angle of the welding gun is the most important and frequent link, and the operator is difficult to operate and easy to cause safety accidents when climbing to adjust the angle of the welding gun. Secondly, the current welding device can adjust in the barrel axial direction aiming at large thick-wall barrels with different diameters, but the axial welding adjusting range is short and the barrel radial direction cannot be adjusted. Finally, the welding in the market is generally single-welding-gun single-process welding, the welding efficiency is improved by a lot compared with manual welding, but the efficiency is still very low when a large-sized thick-wall cylinder is welded.
In order to improve the production efficiency and the product quality, the automatic prefabrication of a large-sized cylinder body urgently needs to carry out multi-weld-opening and all-position automatic welding.
Disclosure of Invention
The invention aims at the technical problems and overcomes the defects of the prior art, and provides a multi-station synchronous synergistic composite automatic welding device which comprises a gantry type outer ring longitudinal seam welding machine, an inner ring longitudinal seam welding machine and two sets of welding roller frames, wherein the gantry type outer ring longitudinal seam welding machine and the inner ring longitudinal seam welding machine are respectively provided with one set of welding roller frame, the gantry type outer ring longitudinal seam welding machine and the inner ring longitudinal seam welding machine are controlled in a centralized way by a control room through a multi-path control interface,
the gantry type outer ring longitudinal seam welding machine is integrally gantry type and comprises a first electric trolley, a four-column gantry mounted on the first electric trolley, a lifting operation platform, a first lifting mechanism, a first sliding seat, a balance weight, a safety device, a machine head cross beam and a welding system;
the inner ring longitudinal seam welding machine is integrally of a movable trolley type and comprises a trolley part, and a stand column part, a cross arm part, a lifting mechanism II, a sliding seat II and a welding system II which are arranged on the trolley part;
the welding roller frame comprises an active frame, a driven frame and an electric control system.
The technical scheme of the invention is further defined as follows:
in the multi-station synchronous and cooperative composite automatic welding device, the first electric trolley is provided with a four-wheel travelling mechanism, and the two groups of drives are regulated by a frequency converter; the power device of the lifting operation platform adopts a turbine speed reducer and works through the transmission of a chain wheel and a chain pair.
Preceding a synchronous compound automatic welder in coordination of multistation, the chain passes through the slide connecting block and links to each other with the slide to be equipped with spring mechanism and prevent weighing down the piece, in case chain or connecting pin fracture make slide connecting block turned angle and prevent weighing down the piece collision on the stand, and then prevent that the platform from falling and playing the cushioning effect.
The multi-station synchronous synergistic composite automatic welding device comprises a welding system, a welding system and a welding system, wherein the welding system comprises a welding power supply, an automatic flux recovery system, a welding electrical control system, a wire feeding system, a submerged arc welding gun and a sliding plate.
The multi-station synchronous and cooperative composite automatic welding device comprises a trolley component, a trolley component and a safety guide mechanism, wherein the trolley component comprises an electric trolley II, a travelling mechanism, the safety guide mechanism and an anti-tilting protection mechanism.
The multi-station synchronous synergistic composite automatic welding device comprises a cross arm, wherein a welding flux material conveying pipe fitting, a welding flux recovery pipe fitting and a cable are arranged in the cross arm, a welding double-arc double-wire machine head is installed at the front end of the cross arm, and an automatic welding flux recovery system and an indicating device are installed at the tail end of the cross arm.
According to the multi-station synchronous synergistic composite automatic welding device, the cross arm stretches and retracts, and a linear sliding rail slides in a gear and rack transmission mode; the safety guide mechanism comprises a sliding plate and a gear rack, and is provided with a telescopic motor, and the motor adopts variable-frequency stepless speed regulation; the guide tracks on the upright posts are all square guide rails, and guide wheel mechanisms with adjustable eccentric shafts are adopted.
The second lifting mechanism comprises a lifting motor, a chain wheel and chain pair, a balancing weight, a spring mechanism and a falling prevention device, and the lifting motor adopts frequency conversion stepless speed regulation.
The multi-station synchronous synergistic composite automatic welding device comprises a driving frame, a driven frame and a driving frame, wherein the driving frame comprises a base, roller seats, rollers and a driving mechanism, the driven frame is not provided with the driving mechanism, the driving mechanism is arranged on the two roller seats of the driving frame, the driving mechanism adopts a gear reducer, the linear speed of the rollers is regulated in a stepless manner within the range of 100 plus 1000mm/min, and the central distance of the rollers is adjustable in two steps.
The invention also aims to provide application of the multi-station synchronous synergistic composite automatic welding device, which is used for inner ring longitudinal seam welding, outer ring longitudinal seam welding and flat seam welding of a large horizontal thick-wall cylinder body, wherein the diameter range of the cylinder body is 1500-once 7000mm, the cylinder body length is 3000-once 6200mm,
the automatic multi-layer and multi-channel welding device has the advantages that the functions of submerged arc welding and gas shield welding are achieved, the process parameters are distributed through centralized control and multiple channels, a multi-station synchronous collaborative production mode that the process parameters such as welding current, welding voltage and welding speed are fed back and adjusted in real time is adopted, a production control room controls multiple devices in a centralized mode by one person, simultaneous welding of multiple welding ports is achieved, working instructions are distributed through a multi-channel control interface, multi-layer and multi-channel automatic welding of multiple types of welding ports such as inner and outer longitudinal seams, inner and outer circular seams, flat seams and the like is achieved, and the three-dimensional implementation working condition of welding is fed back through laser.
The invention has the beneficial effects that: aiming at the problems in the existing processing, the invention develops a multilayer multi-channel composite automatic welding process device which can remotely control the simultaneous welding work of multiple welding openings, sends a work instruction through a multi-channel control interface, realizes the welding openings in various forms such as inner and outer longitudinal seams, inner and outer circular seams, flat seams and the like, and feeds back the three-dimensional implementation working condition through laser measurement to achieve the instant adjustment of the posture of a welding gun and the automatic matching of parameters, thereby greatly improving the prefabrication efficiency of a cylinder body and reducing the personnel cost.
Drawings
FIG. 1 is a front view of a gantry type outer circular seam welding machine;
FIG. 2 is a top view of a gantry type outer circular seam welder;
FIG. 3 is a schematic view of gantry type outer circular seam welding;
FIG. 4 is a front view of the inner girth weld machine;
FIG. 5 is a schematic illustration of inside fillet welding;
wherein: 1. a four-column gantry; 2. a first sliding seat; 3. a first welding power supply; 4. a first electric trolley; 5. a first submerged arc welding machine head; 6. a gas shield welding head; 7. a head cross beam; 8. lifting the operating platform; 9. a first lifting mechanism; 10-1, gantry type outer circumferential seam welding machine; a first large cylinder with the diameter of 10-2 and 7 m; 10-3, 100T welding roller frame I; 11. a second lifting mechanism; 12. a column part; 13. a second sliding seat; 14. a cross arm member; 15. a second submerged arc welding machine head; 16. a second welding power supply; 17. a second electric trolley; 18-1, an inner circular seam welding machine; a large cylinder II with the diameter of 18-2 and 7 m; and a second welding roller frame of 18-3 and 100T.
Detailed Description
The multi-station synchronous synergistic composite automatic welding device provided by the embodiment has a structure shown in fig. 1-5, and comprises a gantry type outer ring longitudinal seam welding machine, an inner ring longitudinal seam welding machine and two sets of welding roller frames, wherein the gantry type outer ring longitudinal seam welding machine and the inner ring longitudinal seam welding machine are respectively provided with one set of welding roller frame, and the gantry type outer ring longitudinal seam welding machine and the inner ring longitudinal seam welding machine are controlled in a centralized manner by a control room through a multi-path control interface.
The gantry type outer ring longitudinal seam welding machine is integrally gantry type and comprises an electric trolley I4, a four-column type gantry frame 1, a lifting operation platform 8, a lifting mechanism I9, a sliding seat I2, a balance weight, a safety device, a machine head cross beam 7 and a welding system.
The first electric trolley 4 is provided with a four-wheel travelling mechanism, and the two groups of drives are regulated in speed by a frequency converter, so that the travelling speed can be regulated, and the running is stable; a power device of the lifting operation platform 8 adopts a turbine speed reducer, and free lifting of the operation platform is realized through transmission work of a chain wheel and a chain pair. The chain passes through the slide connecting block and links to each other with the slide to be equipped with spring mechanism and prevent weighing down the piece, in case chain or connecting pin fracture, make slide connecting block turned angle and prevent weighing down the piece collision on the stand, and then prevent that the platform from falling and playing the cushioning effect.
The inner ring longitudinal seam welding machine is integrally of a movable trolley type and comprises a trolley part, and a vertical column part 12, a cross arm part 14, a second lifting mechanism 11, a second sliding seat 13 and a second welding system which are arranged on the trolley part.
The trolley part comprises a trolley frame, a walking mechanism, a safety guide mechanism and an anti-tilting protection mechanism. The cross arm part 14 comprises a cross arm, a welding flux material conveying pipe fitting, a welding flux recovery pipe fitting and a cable are arranged in the cross arm, a welding double-arc double-wire machine head is installed at the front end, and an automatic welding flux recovery system and an indicating device are installed at the tail end. The cross arm is stretched and retracted by utilizing a linear slide rail to slide, and a gear and rack transmission mode is adopted; the safety guide mechanism comprises a sliding plate and a gear rack, and is provided with a telescopic motor, and the motor adopts variable-frequency stepless speed regulation; the guide tracks on the upright posts are all square guide rails, and guide wheel mechanisms with adjustable eccentric shafts are adopted. The second lifting mechanism 11 comprises a lifting motor, a chain wheel and chain pair, a balancing weight, a spring mechanism and a falling prevention device, the lifting motor adopts frequency conversion stepless speed regulation, so that the lifting is stable and reliable, and the spring mechanism and the falling prevention device can ensure the use safety of the equipment.
The welding system comprises a welding power supply, an automatic flux recovery system, a welding electrical control system, a wire feeding system, a submerged arc welding gun and a sliding plate.
The welding roller frame comprises an active frame, a driven frame and an electric control system. The driving frame comprises a base, roller seats, rollers and a driving mechanism, the driven frame is not provided with the driving mechanism, the driving mechanism is positioned on the two roller seats of the driving frame, the driving mechanism adopts a gear reducer, the transmission efficiency is high and stable in quality, the output torque is large, the driving mechanism is driven by an alternating current variable frequency motor, the speed is reduced through the reducer, so that the rollers are driven to rotate, the rotating speed is variable frequency stepless speed regulation, and the welding requirements of workpieces with different sizes can be met; the linear velocity of the roller is in the range of 100 plus 1000mm/min for stepless speed regulation, the center distance of the roller is adjustable in two gears, workpieces with different sizes can be met, the symmetrical roller seats are respectively shifted during adjustment, the bolts are fixed, the adjustment is convenient, and the impact resistance is strong.
The device is used for inner ring longitudinal seam welding, outer ring longitudinal seam welding and flat seam welding of a large horizontal thick-wall cylinder body, the diameter range of the cylinder body is 1500-once 7000mm, the length of the cylinder body is 3000-once 6200mm,
the automatic multi-layer and multi-channel automatic welding machine has the advantages that the functions of submerged-arc welding and gas-shielded welding process are achieved, process parameters are issued through centralized control and multiple channels, a multi-station synchronous collaborative production mode that the process parameters such as welding current, welding voltage and welding speed are fed back and adjusted in real time is adopted, a production control room controls multiple devices in a centralized mode by one person, simultaneous welding work of multiple welding ports is achieved, work instructions are issued through a multi-channel control interface, multi-layer and multi-channel automatic welding of multiple types of welding ports such as inner and outer longitudinal seams, inner and outer circular seams, flat seams and the like is achieved, three-dimensional implementation working conditions of welding are fed back through laser measurement, the real-time adjustment of welding.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a synchronous compound automatic welder in coordination of multistation, includes planer-type outer loop longitudinal joint welding machine, inner ring longitudinal joint welding machine, its characterized in that: the gantry type outer ring longitudinal seam welding machine and the inner ring longitudinal seam welding machine are respectively provided with a set of welding roller frame, the gantry type outer ring longitudinal seam welding machine and the inner ring longitudinal seam welding machine are controlled by a control room through a multi-path control interface in a centralized way,
the gantry type outer ring longitudinal seam welding machine is integrally gantry type and comprises an electric trolley I (4), a four-column type gantry frame (1), a lifting operation platform (8), a lifting mechanism I (9), a sliding seat I (2), a balance weight, a safety device, a machine head cross beam (7) and a welding system, wherein the electric trolley I (4) is arranged on the electric trolley I;
the inner ring longitudinal seam welding machine is integrally of a movable trolley type and comprises a trolley part, and a stand column part (12), a cross arm part (14), a second lifting mechanism (11), a second sliding seat (13) and a second welding system which are arranged on the trolley part;
the welding roller frame comprises a driving frame, a driven frame and an electric control system.
2. The multi-station synchronous and cooperative composite automatic welding device according to claim 1, characterized in that: the first electric trolley (4) is provided with a four-wheel travelling mechanism, and the two groups of drives are regulated by a frequency converter; the power device of the lifting operation platform (8) adopts a turbine speed reducer and works through the transmission of a chain wheel and a chain pair.
3. The multi-station synchronous and cooperative composite automatic welding device according to claim 2, characterized in that: the chain passes through the slide connecting block and links to each other with the slide to be equipped with spring mechanism and prevent weighing down the piece, in case chain or connecting pin fracture make slide connecting block turned angle and stand on prevent weighing down the piece collision, and then prevent that the platform from falling and playing the cushioning effect.
4. The multi-station synchronous and cooperative composite automatic welding device according to claim 1, characterized in that: the welding system comprises a welding power supply, an automatic flux recovery system, a welding electrical control system, a wire feeding system, a submerged arc welding gun and a sliding plate.
5. The multi-station synchronous and cooperative composite automatic welding device according to claim 1, characterized in that: the trolley part comprises an electric trolley II (17), a traveling mechanism, a safety guide mechanism and an anti-tilting protection mechanism.
6. The multi-station synchronous and cooperative composite automatic welding device according to claim 1, characterized in that: the cross arm component (14) comprises a cross arm, a welding flux material conveying pipe fitting, a welding flux recovery pipe fitting and a cable are arranged in the cross arm, a welding double-arc double-wire machine head is installed at the front end of the cross arm, and an automatic welding flux recovery system and an indicating device are installed at the tail end of the cross arm.
7. The multi-station synchronous and cooperative composite automatic welding device according to claim 5, characterized in that: the transverse arm stretches and retracts by utilizing a linear sliding rail to slide and adopting a gear and rack transmission mode; the safety guide mechanism comprises a sliding plate and a gear rack, and is provided with a telescopic motor, and the motor adopts variable-frequency stepless speed regulation; the guide tracks on the upright posts are all square guide rails, and guide wheel mechanisms with adjustable eccentric shafts are adopted.
8. The multi-station synchronous and cooperative composite automatic welding device according to claim 1, characterized in that: the second lifting mechanism (11) comprises a lifting motor, a chain wheel and chain pair, a balancing weight, a spring mechanism and a falling prevention device, and the lifting motor adopts frequency conversion stepless speed regulation.
9. The multi-station synchronous and cooperative composite automatic welding device according to claim 1, characterized in that: the driving frame comprises a base, roller seats, rollers and a driving mechanism, the driving mechanism is not arranged on the driven frame, the driving mechanism is positioned on the two roller seats of the driving frame, the driving mechanism adopts a gear reducer, the linear speed of the rollers is regulated in a stepless manner within the range of 100 plus 1000mm/min, and the center distance of the rollers is adjustable in two steps.
10. The utility model provides an application of compound automatic welder in multistation is synchronous in coordination which characterized in that: the device of any one of claims 1 to 9 is applied to the inner ring longitudinal seam welding, the outer ring longitudinal seam welding and the flat seam welding of a large horizontal thick-wall cylinder body, the diameter range of the cylinder body is 1500-7000mm, the length of the cylinder body is 3000-6200mm,
the automatic multi-layer and multi-channel welding device has the advantages that the functions of submerged arc welding and gas shield welding are achieved, the process parameters are distributed through centralized control and multiple channels, a multi-station synchronous collaborative production mode that the process parameters such as welding current, welding voltage and welding speed are fed back and adjusted in real time is adopted, a production control room controls multiple devices in a centralized mode by one person, simultaneous welding of multiple welding ports is achieved, working instructions are distributed through a multi-channel control interface, multi-layer and multi-channel automatic welding of multiple types of welding ports such as inner and outer longitudinal seams, inner and outer circular seams, flat seams and the like is achieved, and the three-dimensional implementation working condition of welding is fed back through laser.
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| CN202110504313.0A CN113118596A (en) | 2021-05-10 | 2021-05-10 | Multi-station synchronous and cooperative composite automatic welding device and application thereof |
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| CN202110504313.0A CN113118596A (en) | 2021-05-10 | 2021-05-10 | Multi-station synchronous and cooperative composite automatic welding device and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114055045A (en) * | 2021-11-02 | 2022-02-18 | 武汉华电工程装备有限公司 | Tower cylinder longitudinal joint welding device |
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2021
- 2021-05-10 CN CN202110504313.0A patent/CN113118596A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114055045A (en) * | 2021-11-02 | 2022-02-18 | 武汉华电工程装备有限公司 | Tower cylinder longitudinal joint welding device |
| CN114055045B (en) * | 2021-11-02 | 2024-01-30 | 武汉华电工程装备有限公司 | Welding device for longitudinal seam of tower barrel |
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