CN112548423A - Single-gun and double-gun automatic welding equipment for lock catch - Google Patents
Single-gun and double-gun automatic welding equipment for lock catch Download PDFInfo
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- CN112548423A CN112548423A CN202011451070.0A CN202011451070A CN112548423A CN 112548423 A CN112548423 A CN 112548423A CN 202011451070 A CN202011451070 A CN 202011451070A CN 112548423 A CN112548423 A CN 112548423A
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- 238000003466 welding Methods 0.000 title claims abstract description 193
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 239000011324 bead Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 208000028571 Occupational disease Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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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
- 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
- B23K37/0294—Transport carriages or vehicles
-
- 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
-
- 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
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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)
Abstract
The invention discloses a single-gun and double-gun automatic welding device for a lock catch, which comprises a spiral welding pipe and a welding vehicle, wherein the welding vehicle is arranged above the spiral welding pipe and comprises a supporting plate, a vacuum tire travelling wheel, a travelling fixed wheel and a speed reducing motor, the travelling fixed wheel is arranged on the front side of the supporting plate, the vacuum tire travelling wheel is arranged on the rear side of the supporting plate, a connecting shaft is arranged between the vacuum tire travelling wheels, a speed reducing converter is arranged on the connecting shaft and is arranged below the speed reducing motor, the front side of the speed reducing motor is connected to the side surface of the supporting plate, a first welding machine welding gun and a second welding machine welding gun which are movably connected are arranged on the front side of the supporting plate, a welding machine head is arranged on the supporting plate, a first welding machine wire feeder and a second welding machine wire feeder are arranged on the welding machine head, and the first. The invention has low potential safety hazard, reduces welding cost and is suitable for production and popularization.
Description
Technical Field
The invention relates to the field of welding equipment, in particular to single-gun and double-gun automatic welding equipment for a lock catch.
Background
The common welding mode of the spiral pipe pile pipe produced at present in China mainly comprises: carbon dioxide arc welding for manual welding, submerged arc welding for manual welding rod welding, welding for large-scale automatic trolley fixed track, and the like
At present, the main reasons of the domestic current welding mode comprise: the method has the advantages of large labor consumption, time and labor consumption, unstable welding bead forming, uneven thickness of a welding seam gap, unstable consumption of welding materials of a welding wire, and large repair amount due to substandard welding seams after welding. For example, common welding beads which are not required in size, cracks, air holes, welding beading, arc pits, undercut, slag adding and not welded completely and normally formed are smooth in whole trend, stable in forming, uniform in thickness of the welding beads and capable of reaching industrial standards only by repeatedly repairing the appearance, meanwhile, the traditional method aims at welding of spiral pile pipes with the diameter of less than 20 meters, multiple persons are required to simultaneously cooperate to operate, the production cost is high, time and labor are consumed by welders, the working efficiency is low, meanwhile, the operation is unsafe due to large thought fluctuation of the workers due to environmental changes in the operation field, small accidents, electric shock, arc light injury and the like easily occur on the field.
Based on the above description, the disadvantages of the conventional soldering method are mainly as follows:
1. the required welding personnel and auxiliary personnel are many, and the field is large.
2. The operation is unstable, the welding time is long, and a single welding line needs two persons to weld simultaneously.
3. Two persons work simultaneously, the arc light injury is large, the field is large, a plurality of persons weld simultaneously, and the potential safety hazard is large.
4. The method needs a large amount of labor, consumes time and labor, and has unstable welding bead forming, uneven welding seam thickness and large repair amount.
5. Waste smoke, strong light, particulate matters, ultraviolet rays, electromagnetic radiation and the like generated by long-term welding of staff have certain harm to the body.
6. The welding wire usage amount is 0.45Kg/m during manual welding, which causes unnecessary welding wire waste.
7. The problems of telescopic deformation, angular deformation, bending deformation, wave deformation and distortion of the steel pipe lock catch are easily caused by uneven welding of a weldment and heating and cooling of the manual welding lock catch due to single-pass welding operation.
8. The lock catch produced by various manufacturers at present has larger deviation, and the fixed automatic welding in the prior art cannot meet the lock catch welding process on the spiral welded pipe
Therefore, a single-gun and double-gun automatic welding device for locking and buckling for solving the problems becomes a technical problem to be solved urgently in the whole society.
Disclosure of Invention
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a single-gun and double-gun automatic welding device for a lock catch comprises a spiral welded pipe and a welding carriage, wherein the welding carriage is arranged above the spiral welded pipe, the welding carriage comprises a support plate, a vacuum tire travelling wheel, a travelling fixed wheel and a speed reducing motor, wherein the travelling fixed wheel is arranged on the front side of the support plate, the vacuum tire travelling wheels are arranged at the rear side of the support plate, a connecting shaft is arranged between the vacuum tire travelling wheels, the connecting shaft is provided with a speed reducer converter which is arranged below the speed reducing motor, the front side of the speed reducing motor is connected with the side surface of the supporting plate, the front side of the supporting plate is provided with a first welding machine welding gun and a second welding machine welding gun which are movably connected, the welding machine is characterized in that a welding machine head is arranged on the supporting plate, a first welding machine wire feeder and a second welding machine wire feeder are arranged on the welding machine head, and a first welding machine welding gun and a second welding machine welding gun are connected with the welding machine head.
Furthermore, a fixed shaft is arranged on the supporting plate, a first connecting ring is arranged on the fixed shaft, a second connecting ring is welded on the first connecting ring, and the second connecting ring is used for sleeving the wire feeder of the first welding machine and the wire feeder of the second welding machine.
Furthermore, the first connecting ring and the second connecting ring are provided with two groups, and the first connecting ring is sleeved on the fixed shaft.
Furthermore, a support frame is welded to the side face of the support plate.
Furthermore, a baffle is arranged on the front side of the supporting plate in a welding mode, the baffle is arranged on the outer sides of the first welding machine welding gun and the second welding machine welding gun, a groove is formed in the bottom of the baffle, and a protrusion matched with the groove is arranged on the spiral welding pipe.
Furthermore, the welding machine heads are provided with two groups which are respectively connected with the wire feeder of the first welding machine and the wire feeder of the second welding machine.
Furthermore, the vacuum tire travelling wheels and the travelling fixed wheels are provided with two groups.
Further, the welder is a carbon dioxide gas shielded welder.
Further, the bottom of backup pad is provided with supplementary leading wheel and tight pulley.
Compared with the prior art, the invention has the advantages that: the invention adopts the structure and has the following advantages:
1. the operation equipment is simple: 1 equipment can work independently.
2. The operation is stable, the welding time is short, and two 20-meter welding seams can be welded by a single person at the same time.
3. The potential safety hazard is small, and one person can use one machine.
4. The normal forming welding bead is smooth in whole trend, stable in forming, uniform in thickness and size of the welding bead and almost zero in appearance repairing defects.
5. The automation is basically realized, the harm to the body is reduced, and the micro-adjustment and observation are only carried out when the welding is started.
6. The welding wire consumption of the automatic welding machine is reduced, the welding wire is saved, and the cost is reduced.
7. When the automatic welding machine is used for welding, the steel pipe lock catch is subjected to one-step forming welding, so that the problems of uneven welding and nonuniform heating and cooling of a weldment generated by welding are thoroughly solved.
8. The welding gun can adjust the up-down, left-right and front-back positions as required.
Drawings
FIG. 1 is a first structural schematic diagram of a single-gun and double-gun automatic welding device for lock catches of the invention;
FIG. 2 is a schematic structural diagram II of a single-gun and double-gun automatic welding device for lock catches according to the present invention;
FIG. 3 is a third schematic structural view of an automatic single-gun and double-gun lock catch welding device according to the present invention;
FIG. 4 is a side view of a single and double gun automatic welding apparatus for snap locks of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 2 at A;
FIG. 6 is a partial enlarged view at B in FIG. 4;
fig. 7 is a schematic view of a latch.
As shown in the figure: 1. spiral welded tube, 2, welding car, 3, backup pad, 4, vacuum tire walking wheel, 5, walking tight pulley, 6, gear motor, 7, connecting axle, 8, speed reducer converter, 9, first welding machine welder, 10, second welding machine welder, 11, first welding machine send a machine, 12, second welding machine send a machine, 13, the welding machine aircraft nose, 14, the fixed axle, 15, first go-between, 16, second go-between, 17, the support frame, 18, the baffle, 19, recess, 20, the arch, 21, supplementary leading wheel, 22, the fixed pulley.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present invention will be described in detail with reference to the accompanying drawings.
The invention provides a single-gun and double-gun automatic welding device for a lock catch in specific implementation, which comprises a spiral welding pipe 1 and a welding vehicle 2, wherein the welding vehicle 2 is arranged above the spiral welding pipe 1, the welding vehicle 2 comprises a support plate 3, vacuum tire travelling wheels 4, travelling fixed wheels 5 and a speed reducing motor 6, the travelling fixed wheels 5 are arranged on the front side of the support plate 3, the vacuum tire travelling wheels 4 are arranged on the rear side of the support plate 3, a connecting shaft 7 is arranged between the vacuum tire travelling wheels 4, a speed reducing converter 8 is arranged on the connecting shaft 7, the speed reducing converter 8 is arranged below the speed reducing motor 6, the front side of the speed reducing motor 6 is connected to the side surface of the support plate 3, a first welding gun 9 and a second welding gun 10 which are movably connected are arranged on the front side of the support plate 3, and a welding machine head 13 is arranged on the support plate 3, the welding machine head 13 is provided with a first welding machine wire feeder 11 and a second welding machine wire feeder 12, and the first welding machine welding gun 9 and the second welding machine welding gun 10 are connected with the welding machine head 13.
The supporting plate 3 is provided with a fixed shaft 14, the fixed shaft 14 is provided with a first connecting ring 15, the first connecting ring 15 is welded with a second connecting ring 16, and the second connecting ring 16 is used for sleeving the first welding wire feeder 11 and the second welding wire feeder 12. The first connecting ring 15 and the second connecting ring 16 are provided in two sets, and the first connecting ring 15 is sleeved on the fixed shaft 14. And a support frame 17 is welded on the side surface of the support plate 3. The front side of the supporting plate 3 is provided with a baffle 18 in a welding mode, the baffle 18 is arranged on the outer sides of the first welding machine welding gun 9 and the second welding machine welding gun 10, the bottom of the baffle 18 is provided with a groove 19, and the spiral welded pipe 1 is provided with a protrusion 20 matched with the groove 19. The welding machine heads 13 are provided with two groups and are respectively connected with the first welding machine wire feeder 11 and the second welding machine wire feeder 12. The vacuum tire traveling wheels 4 and the traveling fixed wheels 5 are provided with two groups. The bottom of the supporting plate 3 is provided with an auxiliary guide wheel 21 and a fixed wheel 22
The invention relates to a lock catch single-gun and double-gun automatic welding device, which comprises the following specific implementation processes: when the welding device is used, the arrangement of the spiral welding pipe 1 can ensure that the welding guide always keeps a straight line running, and the centering stability of the welding device during walking is ensured to carry out effective welding.
Due to the arrangement of the first welding machine welding gun 9 and the second welding machine welding gun 10, a user can carry out single-gun or double-gun automatic welding as required; the first welding machine welding gun 9 and the second welding machine welding gun 10 move left and right and up and down through the first connecting ring 15 and the second connecting ring 16, and the welding vehicle moves to move back and forth. The vacuum tire travelling wheel 4 plays a role in auxiliary support and elastic pressure reduction; the setting of walking tight pulley 5 plays and stabilizes welding speed and climbs the slope and provide effectual stability through the spiral welding bead. The operation method can realize automatic welding of single and double-sided welding seams of the lock catch by placing the welding equipment on a welded raw material (namely, a spiral pile steel pipe), manual observation is utilized to manually and finely adjust welding current and voltage, and the distance between welding workpieces welded by a welding gun is adjusted, the welded welding seams are smooth in whole trend, stable in welding seam forming, uniform in welding bead thickness and size, and almost zero in appearance repairing defects. The invention has simple structure, reduces the welding cost and is suitable for popularization and use.
As further elaboration of the invention, the invention is used for professional welding lock catches and steel forming materials with similar shapes. As the lock catch is used as a part of the steel sheet pile, the lock catch produced by various manufacturers at present has larger deviation, and the fixed automatic welding in the original industry cannot meet the lock catch welding process on the spiral welded pipe.
As further elaboration of the invention, the invention utilizes the flexible buffering of the rubber wheel to solve the problem of off-tracking of the welding line during the welding channel passing
As further elaboration of the invention, the invention utilizes the principle of triangle positioning, utilizes a nylon rod (steel wheel) product to be processed into a concave wheel to ride on the lock catch for walking positioning, even if the size of the lock catch is deviated, the height can be adjusted, and the other two positioning points are adjusted by sliding on two sides of the lock catch by a tightening wheel, so that the stable deviation and safe fixation are realized.
As further elaboration of the invention, the invention solves the problem of thermal deformation of manual or original unilateral welding.
As further elaboration of the invention, the invention can control the fullness of the welding seam by adjusting the walking speed and the current according to the requirements of different users on the welding seam through automatic speed regulation.
As a further elaboration of the invention, the occurrence of occupational diseases of welders is reduced.
As further elaboration of the invention, the consumption of manual welding wires is 0.45kg/m, the process greatly reduces the cost by 0.3kg/m, and the cost is obviously reduced.
The above-described structure is only one embodiment of the present invention, and the actual structure is not limited to this. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a single, two rifle automatic weld equipment of hasp which characterized in that: including spiral welded tube (1) and welding tractor (2), welding tractor (2) sets up in spiral welded tube (1) top, welding tractor (2) includes backup pad (3), vacuum tire walking wheel (4), walking tight pulley (5) and gear motor (6), walking tight pulley (5) set up the front side in backup pad (3), vacuum tire walking wheel (4) set up the rear side in backup pad (3), be provided with connecting axle (7) between vacuum tire walking wheel (4), be provided with speed reducer converter (8) on connecting axle (7), speed reducer converter (8) set up the below at gear motor (6), the side in backup pad (3) is connected to the front side of gear motor (6), the front side of backup pad (3) sets up swing joint's first welder (9) and second welder (10), be provided with welding machine aircraft nose (13) on backup pad (3), be provided with first welding machine on welding machine aircraft nose (13) and send a machine (11) and second welding machine to send a machine (12), first welding machine welder (9) and second welding machine welder (10) are connected with welding machine aircraft nose (13).
2. The single-gun and double-gun automatic welding equipment for the lock catches as claimed in claim 1, wherein: the wire feeding device is characterized in that a fixed shaft (14) is arranged on the supporting plate (3), a first connecting ring (15) is arranged on the fixed shaft (14), a second connecting ring (16) is welded on the first connecting ring (15), and the second connecting ring (16) is used for sleeving the first welding wire feeder (11) and the second welding wire feeder (12).
3. The single and double gun automatic welding equipment for lock catches according to claim 2, wherein: the first connecting ring (15) and the second connecting ring (16) are respectively provided with two groups, and the first connecting ring (15) is sleeved on the fixed shaft (14).
4. The single-gun and double-gun automatic welding equipment for the lock catches as claimed in claim 1, wherein: and a support frame (17) is welded on the side surface of the support plate (3).
5. The single-gun and double-gun automatic welding equipment for the lock catches as claimed in claim 1, wherein: the welding of the front side of backup pad (3) is provided with baffle (18), baffle (18) set up in the outside of first welding machine welder (9) and second welding machine welder (10), the bottom of baffle (18) is provided with recess (19), be provided with protruding (20) with recess (19) adaptation on spiral welded tube (1).
6. The single-gun and double-gun automatic welding equipment for the lock catches as claimed in claim 1, wherein: the welding machine heads (13) are provided with two groups and are respectively connected with the first welding machine wire feeder (11) and the second welding machine wire feeder (12).
7. The single-gun and double-gun automatic welding equipment for the lock catches as claimed in claim 1, wherein: the vacuum tire travelling wheels (4) and the travelling fixed wheels (5) are provided with two groups.
8. The single-gun and double-gun automatic welding equipment for the lock catches as claimed in claim 1, wherein: the bottom of the supporting plate (3) is provided with an auxiliary guide wheel (21) and a fixed wheel (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011451070.0A CN112548423A (en) | 2020-12-10 | 2020-12-10 | Single-gun and double-gun automatic welding equipment for lock catch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011451070.0A CN112548423A (en) | 2020-12-10 | 2020-12-10 | Single-gun and double-gun automatic welding equipment for lock catch |
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| Publication Number | Publication Date |
|---|---|
| CN112548423A true CN112548423A (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011451070.0A Pending CN112548423A (en) | 2020-12-10 | 2020-12-10 | Single-gun and double-gun automatic welding equipment for lock catch |
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| CN (1) | CN112548423A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399901A (en) * | 2021-06-08 | 2021-09-17 | 广州市市政工程试验检测有限公司 | Tubular pile welding vehicle with locking track capable of being assembled and disassembled quickly |
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| CN113399901A (en) * | 2021-06-08 | 2021-09-17 | 广州市市政工程试验检测有限公司 | Tubular pile welding vehicle with locking track capable of being assembled and disassembled quickly |
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