CN103600157A - Automatic welding walking device in small-diameter pipeline - Google Patents
Automatic welding walking device in small-diameter pipeline Download PDFInfo
- Publication number
- CN103600157A CN103600157A CN201310638886.8A CN201310638886A CN103600157A CN 103600157 A CN103600157 A CN 103600157A CN 201310638886 A CN201310638886 A CN 201310638886A CN 103600157 A CN103600157 A CN 103600157A
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- China
- Prior art keywords
- welding gun
- welding
- roller
- pushing ram
- walking
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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
- B23K37/0276—Carriages for supporting the welding or cutting element for working on or in tubes
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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
- 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
- B23K37/0538—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 for rotating tubes, e.g. rollers
-
- 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 an automatic welding walking device in a small-diameter pipeline. The automatic welding walking device comprises a steel pipe rotating roller frame, an automatic walking trolley with a speed adjusting function and a trolley walking rail. The walking trolley is provided with a lifting adjusting device. The automatic welding walking device further comprises a push rod, a welding gun moving frame and a welding gun walking rail. The push rod is provided with a plurality of fixing frames at intervals, one end of the push rod is fixed on the lifting adjusting device, and the welding gun moving frame is connected to the other end of the push rod. The welding gun moving frame comprises a main frame, a welding gun adjusting fastening device is arranged on the top of the main frame, two roller seats are arranged at the bottom of the main frame, each roller seat is provided with a roller, the external rotating surface of each roller is matched with the geometrical shape of the welding gun walking rail, and the roller seats are mounted on the main frame according to the positions where the axes of the rollers are parallel to or perpendicular to the push rod. The automatic welding walking device in the small-diameter pipeline can conveniently achieve welding in the small-diameter pipeline in which people can not enter and guarantee the welding quality.
Description
Technical field
The present invention relates to a kind of welding gun running gear, relate in particular to a kind of welding gun running gear that carries out automatic welding in narrow tube.
Background technology
In the production and processing or pipeline engineering construction of steel pipe, longitudinal, the hoop that often can run into minor-diameter steel-tube require the docking welding bead of two grooves, full penetration.Because caliber is little, personnel can not enter welding in pipe.In the situation that there is no special equipment, can only change two groove process into single groove, the technique of single face welding and double face shaping, but the welding bead that this technique completes very easily produces the defects such as slag inclusion, pore.Once produce this problem, deal with very difficultly, and very easily cause local deformation, cause secondary quality problems.
Summary of the invention
For above-mentioned prior art, the invention provides automatic welding running gear in a kind of small diameter pipeline, can realize easily the welding in the unapproachable small diameter pipeline of personnel, and guarantee welding quality.
In order to solve the problems of the technologies described above, in small diameter pipeline of the present invention, automatic welding running gear comprises steel pipe rotary turning rolls, automatic walking trolley and carriage walking track with speed-regulating function, described walking dolly is provided with elevation and subsidence regulating device, also comprise pushing ram, welding gun movable stand and welding gun walking track, on described pushing ram, interval is provided with a plurality of fixed mounts, one end of described pushing ram is fixed on described elevation and subsidence regulating device, described welding gun movable stand is connected on the other end of described pushing ram, described welding gun movable stand comprises body frame, the top of described body frame is provided with welding gun and regulates fastener, the bottom of described body frame is provided with two roller mount, each roller mount is provided with roller, the geometry of the outer surface of revolution of described roller and welding gun walking track matches, roller mount is that parallel or vertical position is arranged on body frame according to the relative pushing ram of the axis of roller.
Automatic welding running gear in small diameter pipeline of the present invention, wherein, described body frame is a L-square being formed by connecting by transverse slat and riser, described welding gun regulates fastener to be arranged on described riser, described roller mount is arranged on transverse slat, and described transverse slat is provided with groove, and the top of described groove is provided with arc pressuring plate, described pushing ram, between described groove and arc pressuring plate, is fixed welding gun movable stand on described pushing ram by this arc pressuring plate and bolt connection piece.Described pushing ram consists of more piece, between adjacent two joints, with joint sleeve, connects.Between described roller mount and described body frame, being bolted part fixes.
Compared with prior art, the invention has the beneficial effects as follows:
1, without personnel enter in steel pipe just can welding personnel weldering less than position.2, adopt the present invention to weld than being manually directly welded with better stability.3, weld seam and weldment are not yielding.4, reduce weld defect, guarantee welding quality.
Accompanying drawing explanation:
Fig. 1 is the structural representation of automatic welding running gear in small diameter pipeline of the present invention;
Fig. 2 is the generalized section that the movable stand of welding gun shown in Fig. 1 welds vertical welding bead in steel pipe;
Fig. 3 is the generalized section that the movable stand of welding gun shown in Fig. 1 welds annular weld bead in steel pipe;
Fig. 4 is the movable stand of welding gun shown in Fig. 1 front view;
Fig. 5 is the side view of the movable stand of welding gun shown in Fig. 4.
In figure:
1-walking dolly, 2-carriage walking track, 3-welding gun movable stand, 4-welding gun, 5-steel pipe rotary turning rolls, 6-welding gun walking track, 7-elevation and subsidence regulating device, 8-pushing ram, 9-welding gun is line, 10-joint sleeve, 11-fixed mount, 12-is by Coiling Welded Pipe, 13-roller mount, 14-movable stand body frame, 15-welding gun regulates fastener, 16-pushing ram muscles and bones pressing plate.
The specific embodiment
Below in conjunction with the specific embodiment, the present invention is described in further detail.
As shown in Figure 1, automatic welding running gear in a kind of small diameter pipeline of the present invention, comprise steel pipe rotary turning rolls 5, with the automatic walking trolley 1 of speed-regulating function, welding gun movable stand 3 and the carriage walking track 2 that can supply walking dolly 1 and welding gun movable stand 3 steadily to walk and welding gun walking track 6, certainly, during welding, certainly also comprise the welding gun 4 for welding, described walking dolly 1 has adjustable speed function, to be applicable to various welding speeds.The elevation and subsidence regulating device 7 for pushing ram 8 liftings is equipped with on described walking dolly top, is used for adjusting the height that is applicable to 3 even runnings of welding gun movable stand.
In the present invention, also comprise pushing ram 8, welding gun movable stand 3 and welding gun walking track 6, one end of described pushing ram 8 is fixed on described elevation and subsidence regulating device 7, the length of pushing ram 8 can decide length according to welding bead position in pipeline, described pushing ram 8 can consist of more piece, between adjacent two joints, with joint sleeve 10, connect, described welding gun movable stand 3 is connected on the other end of described pushing ram 8, and walking dolly 1 is connected with welding gun movable stand 3 by pushing ram 8.Described welding gun movable stand 3 carries welding gun 4, and regulate fastener 15 to adjust height and the best soldering supplying angle of welding gun and soldered pipeline by welding gun, and fixed, on described pushing ram 8 interval be provided with a plurality of fixed mounts 11, the welding gun being connected with welding gun 4 fixes line 9 by fixed mount 11 and pushing ram 8.
Described welding gun movable stand 3 regulates fastener 15 and arc pressuring plate 16 etc. to form by body frame 14, roller mount 13, welding gun.Described body frame 14 is L-squares that are formed by connecting by transverse slat and riser, and riser is welded on transverse slat, and described welding gun regulates fastener 15 to be arranged on the described riser that is positioned at body frame 14 tops, for the angle of Butt welding gun, highly adjust, then fixing.Described transverse slat is provided with a groove matching with pushing ram 8 diameters, the top of described groove is provided with arc pressuring plate 16 for fixing pushing ram 8, described pushing ram 8, between described groove and arc pressuring plate 16, is fixed welding gun movable stand 3 on described pushing ram 8 by this arc pressuring plate 16 and bolt connection piece.The bottom of described body frame 14 is provided with two roller mount 13, each roller mount 13 is provided with the roller 21 of rotatable direction, the geometry of the outer surface of revolution of described roller 21 and welding gun walking track 6 matches, roller mount 13 is arranged on body frame 14 for parallel or vertical position according to the relative pushing ram 8 of the axis of roller 21, described roller mount 13 is an inverted concave shape, erect plate welding by a level board and both sides forms, the erect plate of both sides is as the support of roller 21, there is a counter sink making progress the centre of level board, by the lagging hinge on a threaded axle and body frame 14, its effect is the direction of rotation that can adjust two rollers 21, then by a bolt, fix, as shown in Figure 4 and Figure 5.
When two rollers 21 are threaded to the axis of roller 21 when vertical with pushing ram 8, two rollers 21 self are in parallel state, as shown in Figure 2, can weld by the longitudinal welding bead in Coiling Welded Pipe, as two rollers 21 being threaded to the axis of roller when parallel with pushing ram 8, two rollers 21 self are in direct motion state, as shown in Figure 3, now without welding gun walking track 6 is installed in pipeline, only welding gun movable stand 3 need be placed in to circumference weld one side, mix up the angle and distance of welding gun 4 and welding bead, start steel pipe rotary turning rolls 5, the welding of striking sparks.
While using the present invention's welding by longitudinal welding bead in Coiling Welded Pipe, by described walking dolly 1 be arranged on the outside of soldered steel pipe 12 for the carriage walking track 2 of its walking.The welding gun walking track 6 of welding gun movable stand 3 and its walking of confession is arranged at by the welding bead both sides of Coiling Welded Pipe 12 the insides, two rollers 21 of welding gun movable stand 3 coordinate with the welding gun walking track 6 of welding bead both sides respectively, described carriage walking track 2 is all corresponding and parallel with longitudinal welding bead of steel pipe with welding gun walking track 6, described walking dolly 1 is connected by pushing ram 8 with welding gun movable stand 3, and by elevation and subsidence regulating device 7, welding gun movable stand 3 is adjusted to desired height.
Use the process of automatic welding running gear welding in small diameter pipeline of the present invention as follows:
One, when welding longitudinal seam, first will be placed on steel pipe rotary turning rolls 5 by Coiling Welded Pipe 12, the welding gun track 6 of walking is layed in by the welding bead both sides in Coiling Welded Pipe 12, with by Coiling Welded Pipe 12 spot welding, fixed, the two-wheeled spacing that simultaneously should guarantee track space and welding gun movable stand 3 is in full accord, makes it precisely be parallel to welding bead.If welding during annular weld bead, does not need welding gun walking track 6, but directly welding gun is placed in to applicable position, first dolly is fixed in order to avoid be shifted.Then start turning rolls 5 and make to be rotated by Coiling Welded Pipe 12, carry out welding.
Two, carriage walking track 2 is layed in by the mouth of pipe of Coiling Welded Pipe 12 outside, and with also parallel in the same way by Coiling Welded Pipe 12 longitudinal centre lines or vertical welding bead.
Three, walking dolly 1 is placed on carriage walking track 2, and by the size of welding bead position, connect the pushing ram 8 that is applicable to length, and on being positioned at by one end of Coiling Welded Pipe 12, pushing ram 8 installs welding gun movable stand 3 and welding gun 4, if the vertical welding bead of welding, should be vertical with pushing ram 8 according to being axially adjusted into of roller 21 by welding gun movable stand 3 roller mount 13 below.If welding annular weld bead, should roller mount 13 is parallel with pushing ram 8 according to being axially adjusted into of roller 21.
Four, adjust welding gun 4 with the angle of welding bead and highly, make welding gun 4 and welding bead reach best welding position.
Five, welding gun movable stand 3 and welding gun 4 are put into by Coiling Welded Pipe 12, if longitudinal welding bead should be placed on walking track 6, if annular weld bead should directly be placed in the optimum position on welding bead side according to welding bead distance.
Six, adjust elevation and subsidence regulating device 7 and the carriage walking track 2 on walking dolly 1, make pushing ram 8 and reached completely parallel state by Coiling Welded Pipe 12, so that the operation of welding gun movable stand 3 remains stable, then, the speed of travel of walking dolly 1 is adjusted to the optimum speed that is applicable to welding.
Seven, start welding machine, start welding.
Although in conjunction with figure, invention has been described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present invention; in the situation that not departing from aim of the present invention, can also make a lot of distortion, within these all belong to protection of the present invention.
Claims (4)
1. automatic welding running gear in a small diameter pipeline, comprise steel pipe rotary turning rolls (5), automatic walking trolley (1) and carriage walking track (2) with speed-regulating function, it is characterized in that, described walking dolly (1) is provided with elevation and subsidence regulating device (7), also comprise pushing ram (8), welding gun movable stand (3) and welding gun walking track (6), the upper interval of described pushing ram (8) be provided with a plurality of fixed mounts (11), one end of described pushing ram (8) is fixed on described elevation and subsidence regulating device (7), described welding gun movable stand (3) is connected on the other end of described pushing ram (8), described welding gun movable stand (3) comprises body frame (14), the top of described body frame (14) is provided with welding gun and regulates fastener (15), the bottom of described body frame (14) is provided with two roller mount (13), each roller mount (13) is provided with roller (21), the geometry of the outer surface of revolution of described roller (21) and welding gun walking track (6) matches, roller mount (13) is arranged on body frame (14) for parallel or vertical position according to the relative pushing ram of axis (8) of roller (21).
2. automatic welding running gear in small diameter pipeline according to claim 1, it is characterized in that, described body frame (14) is a L-square being formed by connecting by transverse slat and riser, described welding gun regulates fastener (15) to be arranged on described riser, described roller mount (13) is arranged on transverse slat, described transverse slat is provided with groove, the top of described groove is provided with arc pressuring plate (16), described pushing ram (8) is positioned between described groove and arc pressuring plate (16), by this arc pressuring plate (16) and bolt connection piece, welding gun movable stand (3) is fixed on described pushing ram (8).
3. automatic welding running gear in small diameter pipeline according to claim 1, is characterized in that, described pushing ram (8) consists of more piece, between adjacent two joints, with joint sleeve (10), connects.
4. automatic welding running gear in small diameter pipeline according to claim 1, is characterized in that, is bolted part and fixes between described roller mount (13) and described body frame (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310638886.8A CN103600157A (en) | 2013-11-30 | 2013-11-30 | Automatic welding walking device in small-diameter pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310638886.8A CN103600157A (en) | 2013-11-30 | 2013-11-30 | Automatic welding walking device in small-diameter pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103600157A true CN103600157A (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310638886.8A Pending CN103600157A (en) | 2013-11-30 | 2013-11-30 | Automatic welding walking device in small-diameter pipeline |
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| Country | Link |
|---|---|
| CN (1) | CN103600157A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475668A (en) * | 2016-12-28 | 2017-03-08 | 江苏铭远杆塔有限公司 | The small-bore interior submerged arc automatic welding machine of cast tower section |
| CN106975827A (en) * | 2017-04-27 | 2017-07-25 | 上海电力股份有限公司吴泾热电厂 | Super long type high temperature TIG robotic guns |
| CN108817778A (en) * | 2018-08-28 | 2018-11-16 | 威海奥东金属结构制造有限公司 | Cabinet steel member inside weld welding jig |
| CN109048184A (en) * | 2018-08-17 | 2018-12-21 | 安徽德科电气科技有限公司 | A kind of generator pit rib robot welding system |
| CN113001053A (en) * | 2021-04-30 | 2021-06-22 | 广州文船重工有限公司 | Welding device and welding method for steel pipe pile shear ring |
| CN114289838A (en) * | 2022-03-07 | 2022-04-08 | 中铁长安重工有限公司 | Steel coil pipe internal welding device and method |
-
2013
- 2013-11-30 CN CN201310638886.8A patent/CN103600157A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475668A (en) * | 2016-12-28 | 2017-03-08 | 江苏铭远杆塔有限公司 | The small-bore interior submerged arc automatic welding machine of cast tower section |
| CN106975827A (en) * | 2017-04-27 | 2017-07-25 | 上海电力股份有限公司吴泾热电厂 | Super long type high temperature TIG robotic guns |
| CN109048184A (en) * | 2018-08-17 | 2018-12-21 | 安徽德科电气科技有限公司 | A kind of generator pit rib robot welding system |
| CN108817778A (en) * | 2018-08-28 | 2018-11-16 | 威海奥东金属结构制造有限公司 | Cabinet steel member inside weld welding jig |
| CN113001053A (en) * | 2021-04-30 | 2021-06-22 | 广州文船重工有限公司 | Welding device and welding method for steel pipe pile shear ring |
| CN113001053B (en) * | 2021-04-30 | 2022-01-28 | 广州文船重工有限公司 | Welding device and welding method for steel pipe pile shear ring |
| CN114289838A (en) * | 2022-03-07 | 2022-04-08 | 中铁长安重工有限公司 | Steel coil pipe internal welding device and method |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140226 |