CN110253184B - Welding device suitable for various section bars - Google Patents
Welding device suitable for various section bars Download PDFInfo
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- CN110253184B CN110253184B CN201910494305.5A CN201910494305A CN110253184B CN 110253184 B CN110253184 B CN 110253184B CN 201910494305 A CN201910494305 A CN 201910494305A CN 110253184 B CN110253184 B CN 110253184B
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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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
- 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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention provides a welding device suitable for various profiles, and belongs to the technical field of welding. The welding device solves the technical problems that the shape is single when the existing equipment is used for welding profiles. The utility model provides a welding set suitable for multiple section bar, the on-line screen storage device comprises a base, the base middle part is fixed with the box, the box both sides are provided with input mechanism one and input mechanism two that are used for the input section bar respectively, be provided with in the box and be used for welded welding mechanism, set up opening one that corresponds with input mechanism one and the opening two that corresponds with input mechanism two on the box, welding mechanism includes the mount, the swivel becket, the fixed plate, the movable block, be annular telescopic band subassembly, the swivel becket rotates and sets up in the box, the fixed plate is fixed in the box, the round hole has been seted up on the fixed plate, the swivel becket sets up with the round hole is concentric, telescopic band subassembly sets up in the round hole. The invention has the advantage of various welding profiles.
Description
Technical Field
The invention belongs to the technical field of machinery, and particularly relates to a welding device suitable for various profiles.
Background
The main types of welding equipment are electric welders, flame welding equipment and other welding equipment. Traditional assembly line welding equipment generally adopts fixed welding mode, can only weld the section bar of a shape promptly, if need not weld the shape need wash and change the bonding tool, perhaps welding equipment, still another kind of condition adopts the manipulator to operate, and the shape of this kind of weldable is more, only need provide programmable data can, but can be than higher on the price of equipment, is unfavorable for the popularization of equipment.
Therefore, the welding device suitable for welding various profiles is designed, the problem that one device can only weld one profile is avoided, or the price of the device is too high.
Disclosure of Invention
The invention aims to solve the problems in the prior art, provides a welding device suitable for various profiles, and solves the problem that the existing equipment is single in shape when the profiles are welded.
The purpose of the invention can be realized by the following technical scheme:
a welding device suitable for various profiles comprises a base and is characterized in that a box body is fixed in the middle of the base, a first input mechanism and a second input mechanism for inputting profiles are respectively arranged on two sides of the box body, a welding mechanism for welding is arranged in the box body, a first opening corresponding to the first input mechanism and a second opening corresponding to the second input mechanism are formed in the box body, the welding mechanism comprises a rotating ring, a fixing plate, a moving block and an annular telescopic belt component, the rotating ring is rotatably arranged in the box body, the fixing plate is fixed in the box body and provided with a round hole, the rotating ring and the round hole are concentrically arranged, the telescopic belt component is arranged in the round hole, an extension mechanism capable of enabling the telescopic belt component to extend outwards is arranged on the fixing plate, and a pressing mechanism abutting against the outer ring of the telescopic belt component is arranged on the fixing plate, the welding gun type telescopic welding device is characterized in that a shaping mechanism which enables the telescopic belt component to be matched with the shape of the section bar is arranged in the box body, the moving block is arranged on the telescopic belt component, two idler wheels are arranged on the moving block, the telescopic belt component is located between the two idler wheels, a welding gun is fixed on the moving block, the moving block is connected with the rotating ring through an elastic telescopic rod, and the rotating ring is connected with a driving mechanism which drives the rotating ring to rotate.
The working principle of the invention is as follows: and respectively inputting two sectional materials to be welded together through a first input mechanism and a second input mechanism, and enabling the end parts of the two sectional materials to extend into the box body and to be contacted. Then the two profiles are welded together quickly by a welding mechanism. Make the telescopic band subassembly outwards expand through expanding mechanism among the welding mechanism, then make the telescopic band subassembly form specific shape through typical mechanism, then through hold-down mechanism and typical mechanism's cooperation, make the telescopic band subassembly fixed motionless, make things convenient for the movable block to remove on the telescopic band subassembly, can make the telescopic band subassembly adjust according to the shape of section bar, make the distance between welder tip and the section bar on the movable block keep unchangeable, welding effect is better.
In the above-mentioned welding set that is applicable to multiple section bar, input mechanism one and input mechanism two the structure the same, all include leading wheel, first motor, a plurality of follow driving wheels, action wheel, the leading wheel rotate and set up on the base, first motor fix on the base, follow driving wheel fix on the leading wheel, the action wheel fix on the output shaft of first motor, the cover is equipped with the chain belt from driving wheel and action wheel, the leading wheel on have a guide way, articulated in the guide way have a plurality of regulating plates one and regulating plate two, regulating plate one forms V font contained angle with regulating plate two, regulating plate one and guide way lateral wall between set up adjustable ring one, adjustable ring one supports with regulating plate one and supports, set up adjustable ring two between regulating plate two and the guide way inner wall, regulating plate two supports with adjustable ring two and supports, the leading wheel on be provided with adjusting screw one and adjusting screw two, one end part of the adjusting screw abuts against the first adjusting ring, and the two end parts of the adjusting screw abut against the second adjusting ring. The guide wheel is driven to rotate by the first motor, and the angle of a V-shaped included angle between the first adjusting plate and the second adjusting plate changes towards the angle matched with the formed shape through the first adjusting screw and the second adjusting screw on the guide wheel. The guide wheel can be well suitable for profiles in various shapes.
In the welding set who is applicable to multiple section bar above-mentioned, the telescopic band subassembly include a plurality of connection pieces and a plurality of sheet rubber, connection piece and sheet rubber are fixed continuous in proper order and end to end, the sheet rubber has elasticity. The elastic property of the rubber sheet can make the expansion band component stretch and expand, and the expansion band component can be molded into various shapes.
In the welding device suitable for various sectional materials, the pressing mechanism comprises an air pump and a plurality of air bags, the air pump is fixed in the box body and fixed on the fixing plate, the air pump is connected with the air bags through air pipes, and the air bags can be abutted against the outer ring of the telescopic belt component after being inflated. After the air pump starts, can aerify the air pocket, the air pocket supports to lean on the telescopic band subassembly after aerifing, makes the telescopic band subassembly fixed motionless, can adapt to the telescopic band subassembly under various shapes through the air pocket, can make it better laminating on telescopic band subassembly surface.
In the welding device suitable for various profiles, the fixed plate is fixed with the baffle plate, a space is formed between the baffle plate and the fixed plate, and the air bag is positioned in the space. The baffle can enable the air bag to better extrude the telescopic belt component.
In the welding device suitable for various profiles, the expansion mechanism comprises a plurality of first push rod motors, and push rods of the first push rod motors are connected with the connecting sheet. The first push rod motor is arranged around the round holes in an evenly distributed mode, the push rod of the first push rod motor can pull the connecting sheet, and the telescopic belt assembly is enlarged and convenient to shape.
In the above-mentioned welding set who is applicable to multiple section bar, sizing mechanism include rotating turret, square stock frame, circular stock frame, hexagon stock frame, second motor, mounting panel, push rod motor two is fixed in the box, the mounting panel is fixed on the push rod of push rod motor two, the second motor fix on the mounting panel, the rotating turret fix on the output shaft of second motor, square stock frame, circular stock frame, hexagon stock frame can dismantle the setting in proper order on the rotating turret, square stock frame, circular stock frame, hexagon stock frame can stretch into in the through-hole respectively and can support with telescopic band subassembly inner circle and lean on. After the telescopic band subassembly is drawn greatly, through the cooperation of push rod motor two with the second motor, make any one of square stock frame, circular stock frame, hexagon stock frame stretch into telescopic band subassembly back in, lax push rod motor one makes the telescopic band subassembly compress tightly in above stock frame.
In the welding device suitable for various profiles, the rotating frame is provided with a mounting part. The installation part can be provided with an irregular shaped section shaping frame.
In the welding device suitable for various profiles, the driving mechanism comprises a gear ring, a gear and a third motor, the third motor is fixed in the box body, the gear is fixed on an output shaft of the third motor, the gear ring is fixed on the rotating ring, and the gear is meshed with the gear ring. The third motor drives the gear ring to rotate, and the gear ring drives the rotating ring to rotate, so that the welding is more uniform.
Compared with the prior art, the invention has the following advantages:
the expansion mechanism is not arranged in the welding mechanism to enable the telescopic belt assembly to expand outwards, then the shaping mechanism enables the telescopic belt assembly to form a specific shape, then the compression mechanism is matched with the shaping mechanism to enable the telescopic belt assembly to be fixed, the moving block is convenient to move on the telescopic belt assembly, the telescopic belt assembly can be adjusted according to the shape of the profile, the distance between the end portion of the welding gun on the moving block and the profile is kept unchanged, and the welding effect is better.
The guide wheel is driven to rotate by the first motor, and the angle of a V-shaped included angle between the first adjusting plate and the second adjusting plate changes towards the angle matched with the formed shape through the first adjusting screw and the second adjusting screw on the guide wheel. The guide wheel can be well suitable for profiles in various shapes.
After the telescopic band subassembly is drawn greatly, through the cooperation of push rod motor two with the second motor, make any one of square stock frame, circular stock frame, hexagon stock frame stretch into telescopic band subassembly back in, lax push rod motor one makes the telescopic band subassembly compress tightly in above stock frame.
Drawings
FIG. 1 is a schematic of the present invention.
Fig. 2 is a schematic view at a in fig. 1.
Fig. 3 is a cross-sectional view of the guide wheel of the present invention.
Fig. 4 is a schematic view of the present invention at the rotating ring.
Fig. 5 is a schematic view at a fixing plate in the present invention.
Fig. 6 is a schematic view of the turret of the present invention.
In the figure, 1, a base; 2. a box body; 2a, opening one; 2b, opening two; 4. a rotating ring; 5. a fixing plate; 5a, a round hole; 6. a moving block; 7. a telescopic band assembly; 7a, connecting sheets; 7b, a rubber sheet; 8. a roller; 9. a welding gun; 10. a guide wheel; 11a, a guide groove; 12. a first adjusting plate; 13. a second adjusting plate; 14. adjusting a ring I; 15. adjusting a ring II; 16. adjusting a first screw; 17. a second adjusting screw; 18. an air pump; 19. an air bag; 20. a baffle plate; 21. a push rod motor I; 22. a rotating frame; 23. a square shaping frame; 24. a circular shaping frame; 25. a hexagonal shaping frame; 26. a push rod motor II; 27. mounting a plate; 29. A gear; 30. an elastic telescopic rod.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 6, a welding device suitable for various sectional materials comprises a base 1, a box body 2 is fixed in the middle of the base 1, a first input mechanism and a second input mechanism for inputting the sectional materials are respectively arranged on two sides of the box body 2, a welding mechanism for welding is arranged in the box body 2, a first opening 2a corresponding to the first input mechanism and a second opening 2b corresponding to the second input mechanism are arranged on the box body 2, the welding mechanism comprises a rotating ring 4, a fixing plate 5, a moving block 6 and an annular telescopic belt component 7, the rotating ring 4 is rotatably arranged in the box body 2, the fixing plate 5 is fixed in the box body 2, a round hole 5a is arranged on the fixing plate 5, the rotating ring 4 and the round hole 5a are concentrically arranged, the telescopic belt component 7 is arranged in the round hole 5a, an expanding mechanism capable of expanding the telescopic belt component 7 outwards is arranged on the fixing plate 5, a pressing mechanism abutting against the outer ring of, be provided with in the box 2 and make the assembly of telescopic bands 7 adaptation in the forming mechanism of section bar shape, the movable block 6 sets up on the assembly of telescopic bands 7, has two gyro wheels 8 on the movable block 6, and the assembly of telescopic bands 7 is located between two gyro wheels 8, is fixed with welder 9 on the movable block 6, and the movable block 6 is connected with swivel becket 4 through elasticity telescopic link 30, and swivel becket 4 links to each other with taking its pivoted actuating mechanism.
The working principle of the invention is as follows: two sectional materials to be welded together are respectively input through the first input mechanism and the second input mechanism, and the end parts of the two sectional materials extend into the box body 2 and are contacted with each other. Then the two profiles are welded together quickly by a welding mechanism. Make the assembly of telescopic bands 7 outwards expand through the expanding mechanism among the welding mechanism, then make the assembly of telescopic bands 7 form specific shape through the forming mechanism, then through hold-down mechanism and forming mechanism's cooperation, make the assembly of telescopic bands 7 fixed motionless, make things convenient for movable block 6 to move on the assembly of telescopic bands 7, can make the assembly of telescopic bands 7 adjust according to the shape of section bar, make the distance between welder 9 tip on the movable block 6 and the section bar keep unchangeable, welding effect is better.
Specifically, the first input mechanism and the second input mechanism are the same in structure and respectively comprise a guide wheel 10, a first motor, a plurality of driven wheels and a driving wheel, the guide wheel 10 is rotatably arranged on a base 1, the first motor is fixed on the base 1, the driven wheels are fixed on the guide wheel 10, the driving wheel is fixed on an output shaft of the first motor, chain belts are sleeved on the driven wheels and the driving wheel, a guide groove 11a is formed in the guide wheel 10, a plurality of regulating plates I12 and regulating plates II 13 are hinged in the guide groove 11a, a V-shaped included angle is formed between the regulating plates I12 and the regulating plates II 13, a regulating ring I14 is arranged between the regulating plates I12 and the side walls of the guide groove 11a, the regulating ring I14 is abutted against the regulating plates I12, a regulating ring II 15 is arranged between the regulating plates II 13 and the inner walls of the guide groove 11a, a regulating screw I16, the end of the first adjusting screw 16 abuts against the first adjusting ring 14, and the end of the second adjusting screw 17 abuts against the second adjusting ring 15. The guide wheel 10 is driven to rotate by the first motor, and the angle of a V-shaped included angle between the first adjusting plate 12 and the second adjusting plate 13 is matched with the angle change of the shape of the profile through the first adjusting screw 16 and the second adjusting screw 17 on the guide wheel 10. The guide wheel 10 can be well applied to various shapes of profiles.
Specifically, the telescopic strap assembly 7 comprises a plurality of connecting pieces 7a and a plurality of rubber sheets 7b, the connecting pieces 7a and the rubber sheets 7b are sequentially fixedly connected and are connected end to end, and the rubber sheets 7b have elasticity. The elastic sheet 7b can be stretched to increase the elongation of the stretch band assembly 7, and can be molded into various shapes.
Specifically, hold-down mechanism includes air pump 18, a plurality of air pockets 19, and air pump 18 fixes in box 2, and air pocket 19 fixes on fixed plate 5, and air pump 18 is connected with air pocket 19 through the trachea, and air pocket 19 can support with telescopic band subassembly 7 outer lane after aerifing and lean on. After the air pump 18 is started, the air bag 19 can be inflated, the air bag 19 abuts against the telescopic strap assembly 7 after being inflated, so that the telescopic strap assembly 7 is fixed, the air bag 19 can be adapted to the telescopic strap assemblies 7 in various shapes, and the air bag can be well attached to the surfaces of the telescopic strap assembly 7.
Specifically, a baffle 20 is fixed on the fixing plate 5, a space is formed between the baffle 20 and the fixing plate 5, and the air bag 19 is positioned in the space. The baffle 20 enables the air bag 19 to better compress the assembly 7.
Specifically, the expanding mechanism comprises a plurality of first push rod motors 21, and push rods of the first push rod motors 21 are connected with the connecting piece 7 a. The first push rod motor 21 is uniformly distributed around the round holes 5a, the push rod of the first push rod motor 21 can pull the connecting sheet 7a, and the telescopic belt component 7 is enlarged and convenient to shape.
Specifically, the design mechanism includes the rotating turret 22, square design frame 23, circular design frame 24, hexagon design frame 25, the second motor, mounting panel 27, push rod motor two 26 is fixed in box 2, mounting panel 27 is fixed on push rod motor two 26's push rod, the second motor is fixed on mounting panel 27, rotating turret 22 is fixed on the output shaft of second motor, square design frame 23, circular design frame 24, hexagon design frame 25 can dismantle the setting in proper order on rotating turret 22, square design frame 23, circular design frame 24, hexagon design frame 25 can stretch into in the through-hole respectively and can support with 7 inner circles of telescopic band subassembly and lean on. After the telescopic band assembly 7 is enlarged, any one of the square sizing frame 23, the round sizing frame 24 and the hexagonal sizing frame 25 extends into the telescopic band assembly 7 through the matching of the second push rod motor 26 and the second motor, and then the first push rod motor 21 is loosened, so that the telescopic band assembly 7 is tightly pressed in the sizing frames.
Specifically, the turret 22 has a mounting portion thereon. The installation part can be provided with an irregular shaped section shaping frame.
Specifically, the driving mechanism includes a ring gear, a gear 29 and a third motor, the third motor is fixed in the case 2, the gear 29 is fixed on an output shaft of the third motor, the ring gear is fixed on the rotating ring 4, and the gear 29 is engaged with the ring gear. The third motor drives the gear ring to rotate, and the gear ring drives the rotating ring 4 to rotate, so that the welding is more uniform.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (4)
1. The utility model provides a welding set suitable for multiple section bar, includes the base, its characterized in that, base middle part be fixed with the box, the box both sides be provided with input mechanism one and input mechanism two that are used for the input section bar respectively, input mechanism one and input mechanism two the same structure, all include leading wheel, first motor, a plurality of from driving wheel, action wheel, the leading wheel rotate and set up on the base, first motor fix on the base, from driving wheel fixing on the leading wheel, the action wheel fix on the output shaft of first motor, from the driving wheel with the action wheel on the cover be equipped with the chain belt, the leading wheel on have a guide way, articulated in the guide way have a plurality of regulating plates one and regulating plate two, regulating plate one and regulating plate two form the V font contained angle, regulating plate one and guide way lateral wall between set up adjustable ring one, the adjusting ring I abuts against the adjusting plate I, the adjusting ring II is arranged between the adjusting plate II and the inner wall of the guide groove, the adjusting plate II abuts against the adjusting ring II, an adjusting screw I and an adjusting screw II are arranged on the guide wheel, one end of the adjusting screw abuts against the adjusting ring I, and the end of the adjusting screw abuts against the adjusting ring II; the welding mechanism is arranged in the box body and is provided with a first opening corresponding to the first input mechanism and a second opening corresponding to the second input mechanism, the welding mechanism comprises a rotating ring, a fixing plate, a moving block and an annular telescopic belt assembly, the telescopic belt assembly comprises a plurality of connecting pieces and a plurality of rubber sheets, the connecting pieces are sequentially and fixedly connected with the rubber sheets in an end-to-end mode, and the rubber sheets are elastic; the rotating ring is rotatably arranged in the box body, the fixing plate is fixed in the box body, a round hole is formed in the fixing plate, the rotating ring and the round hole are concentrically arranged, the telescopic belt assembly is arranged in the round hole, an expansion mechanism capable of enabling the telescopic belt assembly to expand outwards is arranged on the fixing plate, a pressing mechanism abutting against the outer ring of the telescopic belt assembly is arranged on the fixing plate, the pressing mechanism comprises an air pump and a plurality of air bags, the air pump is fixed in the box body and fixed on the fixing plate, the air pump is connected with the air bags through air pipes, and the air bags can abut against the outer ring of the telescopic belt assembly after being inflated; the expansion mechanism comprises a plurality of first push rod motors, and push rods of the first push rod motors are connected with the connecting sheet; a shaping mechanism which enables the telescopic belt component to be matched with the shape of the profile is arranged in the box body, the moving block is arranged on the telescopic belt component, two idler wheels are arranged on the moving block, the telescopic belt component is positioned between the two idler wheels, a welding gun is fixed on the moving block, the moving block is connected with a rotating ring through an elastic telescopic rod, and the rotating ring is connected with a driving mechanism which drives the rotating ring to rotate; the setting mechanism include rotating turret, square stock frame, circular stock frame, hexagon stock frame, second motor, mounting panel, push rod motor two is fixed in the box, the mounting panel is fixed on the push rod of push rod motor two, the second motor fix on the mounting panel, the rotating turret fix on the output shaft of second motor, square stock frame, circular stock frame, hexagon stock frame can dismantle the setting in proper order on the rotating turret, square stock frame, circular stock frame, hexagon stock frame can stretch into in the through-hole respectively and can support with the interior circle of telescopic band subassembly and lean on.
2. The welding device for various profiles as set forth in claim 1, wherein a baffle is fixed on the fixing plate, a space is formed between the baffle and the fixing plate, and the air bag is located in the space.
3. The welding device for multiple profiles according to claim 1, wherein the turret has a mounting portion thereon.
4. The welding device suitable for various profiles as claimed in claim 1, wherein the driving mechanism comprises a gear ring, a gear and a third motor, the third motor is fixed in the box body, the gear is fixed on an output shaft of the third motor, the gear ring is fixed on the rotating ring, and the gear is meshed with the gear ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494305.5A CN110253184B (en) | 2019-06-09 | 2019-06-09 | Welding device suitable for various section bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494305.5A CN110253184B (en) | 2019-06-09 | 2019-06-09 | Welding device suitable for various section bars |
Publications (2)
| Publication Number | Publication Date |
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| CN110253184A CN110253184A (en) | 2019-09-20 |
| CN110253184B true CN110253184B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910494305.5A Active CN110253184B (en) | 2019-06-09 | 2019-06-09 | Welding device suitable for various section bars |
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| CN (1) | CN110253184B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10336032B4 (en) * | 2003-08-01 | 2006-03-16 | Eisenmann Maschinenbau Gmbh & Co. Kg | Apparatus for cutting or welding tubular workpieces or the like |
| KR20140141850A (en) * | 2013-05-31 | 2014-12-11 | 현대중공업 주식회사 | Hollow hall structure with pipe welding apparatus |
| CN104044880A (en) * | 2014-05-08 | 2014-09-17 | 洛阳豫新工程技术有限公司 | Adjustable troughed idler set |
| CN204019007U (en) * | 2014-08-06 | 2014-12-17 | 哈尔滨工程大学 | Elastic track formula pipeline outer wall automatic welding mechanism |
| CN205888249U (en) * | 2016-07-15 | 2017-01-18 | 郑州宇通客车股份有限公司 | Section bar centering anchor clamps and clamping mechanism thereof |
| CN107199434A (en) * | 2017-06-19 | 2017-09-26 | 绵竹市加林动力备件厂（普通合伙） | The turning rolls of roller spacing and height can be adjusted |
| CN207593160U (en) * | 2017-12-15 | 2018-07-10 | 朱春光 | Exhaust pipe automatic circular welding machine |
| CN208304208U (en) * | 2018-04-26 | 2019-01-01 | 德尔玛（珠海）焊接自动化技术有限公司 | A kind of automatic opposite soldering device of LNG storage tank cylinder |
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2019
- 2019-06-09 CN CN201910494305.5A patent/CN110253184B/en active Active
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