CN109955025B - Pipeline welding orthotic devices - Google Patents
Pipeline welding orthotic devices Download PDFInfo
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- CN109955025B CN109955025B CN201910350286.9A CN201910350286A CN109955025B CN 109955025 B CN109955025 B CN 109955025B CN 201910350286 A CN201910350286 A CN 201910350286A CN 109955025 B CN109955025 B CN 109955025B
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- clamping jaw
- bolt
- slipknot bolt
- slipknot
- handle
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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
- B23K37/053—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
- B23K37/0533—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 external pipe alignment clamps
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention discloses a pipeline welding correction device, which comprises a clamping device, a sliding locking device and a connecting telescopic support rod, wherein the clamping device is connected with the sliding locking device; the clamping device comprises an upper clamping jaw and a lower clamping jaw, one end of the upper clamping jaw is hinged with one end of the lower clamping jaw, and the other end of the upper clamping jaw is fixedly connected with the handle; the sliding locking device comprises sliding blocks, locking bolts and a connecting shaft, the sliding blocks are symmetrically arranged on the upper handle and the lower handle, and the sliding blocks are locked by the locking bolts after being fixed in position; the connecting telescopic support rod comprises an upper slipknot bolt, a lower slipknot bolt and a long sleeve, the upper slipknot bolt and the lower slipknot bolt are rotatably connected with the connecting shaft on the sliding block, and two ends of the long sleeve are respectively in threaded connection with the upper slipknot bolt and the lower slipknot bolt. The sliding locking device and the telescopic supporting rod can adjust the distance between the two handles according to the opening degrees of the upper clamping jaw and the lower clamping jaw, fix and correct the groove of the pipeline to be welded on the same straight line, facilitate welding, are safe and accurate, have no requirement on an operation field, ensure the quality of a welded pipe seam, improve the operation efficiency and reduce the labor cost.
Description
Technical Field
The invention relates to the technical field of pipeline welding, in particular to a pipeline welding correction device.
Background
At present, various pipelines are used on the site and in a factory, but the pipelines are usually formed by welding a plurality of short pipes, the traditional construction method is that two pipelines to be welded are horizontally placed on a flat ground and are manually pressed to be welded or are placed on a prefabricated welding platform to be welded, so that the welding mode not only needs a large amount of manpower and material resources but also is unsafe, hands and feet of a carrier can be pressed and damaged on the surface of a welding pipe type component in the carrying process, welding grooves can be not on the same straight line, the welding seam is uneven, the quality of the welding seam is reduced, and certain potential safety hazards exist for some pressure pipelines. Present pipeline welding is complicated to mouthpart structure, and is difficult for the operation, and is bulky, with high costs, and present pipeline welding receives certain restriction when mouthpart uses in the less space in pipe clearance, can't be applicable to more complicated building site environment.
Disclosure of Invention
Aiming at the problems, the invention aims to provide a pipeline welding correction device, which neatly corrects the grooves of two pipes to be welded on the same straight line, is convenient for electric welders to weld, is safe and accurate in welding, saves labor force, has no requirement on an operation field, ensures the quality of a welded pipe seam, greatly improves the operation efficiency, reduces the labor cost and brings considerable economic benefits for enterprises.
In order to achieve the purpose, the invention adopts the technical scheme that: a pipeline welding correction device comprises a clamping device, a sliding locking device and a connecting telescopic supporting rod;
the clamping device comprises an upper clamping jaw and a lower clamping jaw, one ends of the upper clamping jaw and the lower clamping jaw are hinged, and the other ends of the upper clamping jaw and the lower clamping jaw are respectively fixedly connected with a handle;
the sliding locking device comprises sliding blocks, locking bolts and a connecting shaft fixed at the bottoms of the sliding blocks, the sliding blocks are symmetrically arranged on the upper handle and the lower handle and can slide on the handles, and the positions of the sliding blocks on the handles can be fixed through the locking bolts after the sliding blocks are fixed;
the connecting telescopic support rod comprises an upper slipknot bolt, a lower slipknot bolt and a long sleeve for connecting the upper slipknot bolt and the lower slipknot bolt, the upper slipknot bolt and the lower slipknot bolt are respectively in rotatable connection with a connecting shaft on the sliding block, internal threads are arranged in the long sleeve, and two ends of the long sleeve are respectively fixed with the upper slipknot bolt and the lower slipknot bolt in a threaded connection mode to form an opening and closing angle between the upper clamping jaw and the lower clamping jaw.
Further, go up the clamping jaw and the lower clamping jaw includes two arcs of parallel arrangement respectively, connect through first connecting plate and second connecting plate respectively between the arc both ends, fixed hinge on the first connecting plate, it is articulated through the hinge between upper clamping jaw and the lower clamping jaw, the handle is fixed respectively on the second connecting plate of upper and lower clamping jaw, enclose between two arcs of first connecting plate, second connecting plate and parallel arrangement and close and form the welding window.
Furthermore, the periphery of the sliding block is closed, the sliding block is hollow, the hollow cross section of the sliding block is matched with the cross sections of the handles, the sliding block is sleeved on the handles, threaded through holes are formed in the end faces, located on the outer sides of the two handles, of the sliding block, the central axis of each threaded through hole is perpendicular to the corresponding handle, and a locking bolt penetrates through the threaded through holes in the sliding block and can be screwed in or out through the threaded through holes.
Furthermore, the other side of the sliding block, which is opposite to the side provided with the threaded through hole, is provided with lug plates which are arranged in parallel, a connecting shaft is fixed between the two parallel lug plates, and the connecting shaft is perpendicular to the handle.
Furthermore, through holes are formed in the upper portions of the upper slipknot bolt and the lower slipknot bolt, and the connecting shaft on the sliding block penetrates through the through holes in the upper portions of the upper slipknot bolt and the lower slipknot bolt so that the upper portions of the upper slipknot bolt and the lower slipknot bolt are arranged between the two lug plates which are arranged in parallel.
Furthermore, the thread turning directions of the upper slipknot bolt and the lower slipknot bolt are opposite, so that the upper slipknot bolt and the lower slipknot bolt can enter or exit simultaneously when the long sleeve rotates.
Further, the length of the long sleeve is larger than the sum of the lengths of the studs of the upper slipknot bolt and the lower slipknot bolt.
Further, the handle is of a plate-shaped structure with a rectangular cross section.
Furthermore, the end part of one end of the handle, which is far away from the upper clamping jaw and the lower clamping jaw, is provided with a through hole, and the through hole is in any one shape of a square, a rectangle, a circle and an ellipse.
Furthermore, the distance between the two sides of the movable joint of the upper movable joint bolt and the lower movable joint bolt and the gap between the two sides of the movable joint of the upper movable joint bolt and the lower movable joint bolt and the ear plate is 1-2 mm.
Compared with the prior art, the invention has the beneficial effects that:
go up the clamping jaw and lower clamping jaw and can rotate the aperture between the lower clamping jaw of regulation through hinge joint and come to laminate with arbitrary diameter pipeline surface, the distance of two handle spare can be adjusted according to the aperture between the upper and lower clamping jaw to slip locking device and telescopic support rod, thereby can be with treating that the groove of welded pipe is fixed to be corrected on same straight line, conveniently weld, not only safe but also weld accurate still save the labour, and do not have the requirement to the operation place, the quality of welded pipe seam has been guaranteed, great improvement the operating efficiency, the labor cost has been reduced, considerable economic benefits has been brought for the enterprise.
A welding window is arranged between the two arc plates which are arranged in parallel, so that the welding can be conveniently carried out by workers, the position of the sliding block on the handle can be adjusted at will, the position of the sliding block on the handle can be adjusted roughly, then the lengthening sleeve is screwed to enable the telescopic supporting rod to be tensioned, and therefore the groove of the pipeline to be welded is fixed and corrected, and the pipeline can be welded conveniently.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the clamping assembly of the present invention;
FIG. 3 is a schematic view of the slide locking mechanism of the present invention;
FIG. 4 is a schematic view of a telescoping strut of the present invention;
FIG. 5 is a schematic view of the working state of the present invention;
in the figure: 1-upper clamping jaw, 2-lower clamping jaw, 3-handle, 4-slide block, 5-locking bolt, 6-connecting shaft, 7-upper loose joint bolt, 8-lower loose joint bolt, 9-long sleeve, 10-arc plate, 11-first connecting plate, 12-second connecting plate, 13-hinge, 14-welding window, 15-threaded through hole, 16-lug plate and 17-pipeline to be welded.
Detailed Description
The invention provides a pipeline welding correction device. Technical solutions provided by embodiments of the present invention to solve the above technical problems, for better understanding of the above technical solutions, the above technical solutions will be described in detail with reference to the drawings and specific embodiments of the present disclosure.
As shown in FIG. 1, the invention provides a pipeline welding correction device, which comprises a clamping device, a sliding locking device and a connecting telescopic strut;
the clamping device comprises an upper clamping jaw 1 and a lower clamping jaw 2, wherein one end of the upper clamping jaw 1 is hinged with one end of the lower clamping jaw 2, and the other end of the upper clamping jaw is fixedly connected with a handle 3;
the sliding locking device comprises sliding blocks 4, locking bolts 5 and a connecting shaft 6 fixed at the bottoms of the sliding blocks, the sliding blocks 4 are symmetrically arranged on the upper handle and the lower handle and can slide on the handles, and the positions of the sliding blocks on the handles 3 can be fixed through the locking bolts 5 after the sliding blocks are fixed;
connect telescopic strut includes slipknot bolt 7, lower slipknot bolt 8 and connects the long sleeve 9 of going up slipknot bolt 7 and lower slipknot bolt 8, go up slipknot bolt 7 and lower slipknot bolt 8 respectively with 6 rotatable coupling of connecting axle on the slider 4, be equipped with the internal thread in the long sleeve 9, the both ends of long sleeve 9 are fixed with last slipknot bolt 7 and lower slipknot bolt spiro union 8 respectively go up the angle that opens and shuts between clamping jaw 1 and the lower clamping jaw 2.
As shown in fig. 2, the upper clamping jaw 1 and the lower clamping jaw 2 respectively comprise two arc-shaped plates 10 arranged in parallel, the two ends of each arc-shaped plate 10 are connected through a first connecting plate 11 and a second connecting plate 12, a hinge 13 is fixed on the first connecting plate 11, the upper clamping jaw 1 and the lower clamping jaw 2 are hinged through the hinge 13, a handle 3 is fixed on the second connecting plate 12 of the upper clamping jaw and the lower clamping jaw respectively, and a welding window 14 is formed by enclosing the two arc-shaped plates 10 arranged in parallel, the first connecting plate 11 and the second connecting plate 12.
In the above embodiment, the upper jaw 1 and the lower jaw are not limited to be hinged by hinges, and may be hinged by hinges or the like.
As shown in fig. 3, in a further preferable scheme, the periphery of the sliding block 4 is closed, the inside of the sliding block 4 is hollow, the hollow section of the inside of the sliding block 4 is matched with the section of the handle 3, the sliding block 4 is sleeved on the handle 3, threaded through holes 15 are formed in end faces, located on the outer sides of the two handles, of the sliding block 4, the central axis of each threaded through hole 15 is perpendicular to the handle, and the locking bolt 5 penetrates through the threaded through holes 15 in the sliding block 4 and can be screwed in or out through the threaded through holes 15.
In the above embodiment, the slider 4 is provided with parallel lugs 16 opposite to the other side provided with the threaded through hole 15, and the connecting shaft 6 is fixed between the two parallel lugs, and the connecting shaft 6 is perpendicular to the handle.
As shown in fig. 4, the upper slipknot bolt heads of the upper slipknot bolt 7 and the lower slipknot bolt 8 are provided with through holes, and the connecting shaft on the slide block passes through the through holes on the upper parts of the upper slipknot bolt and the lower slipknot bolt so that the upper parts of the upper slipknot bolt and the lower slipknot bolt are arranged between two ear plates 16 which are arranged in parallel.
In the above embodiment, the thread directions of the upper slipknot bolt 7 and the lower slipknot bolt 8 are opposite, so that the upper slipknot bolt 7 and the lower slipknot bolt 8 can simultaneously enter or exit when the long sleeve rotates.
In the above embodiment, the upper slipknot bolt 7 and the lower slipknot bolt 8 are sleeved on the connecting shaft, and both ends of the connecting shaft can be respectively fixed on both sides of the lug plate, or the lug plate is provided with a through hole, the connecting shaft is selected from a bolt, and the bolt passes through the through hole on the lug plate and is fixed by a nut.
Further preferably, the length of the long sleeve is greater than the sum of the lengths of the studs of the upper slipknot bolt and the lower slipknot bolt, so that the upper slipknot bolt and the lower slipknot bolt can be completely screwed into the sleeve, and the opening degree between the upper clamping jaw and the lower clamping jaw is ensured to have a larger adjusting range. In the above embodiment, the long sleeve is internally provided with internal threads, and can be manufactured on site by adopting an elongated nut.
The handle is a plate-shaped structure with a rectangular section.
The tip of the handle one end of keeping away from last clamping jaw and lower clamping jaw is equipped with the through-hole, the through-hole is any one shape in square, rectangle, circular and the ellipse, but not limited to above shape, and the handle tip is equipped with the through-hole, is convenient for hang, conveniently accomodates and preserves.
The distance between the two sides of the movable joint of the upper movable joint bolt and the lower movable joint bolt and the gap between the two sides of the lug plate are 1-2mm, so that the upper movable joint bolt and the lower movable joint bolt can freely rotate around the connecting shaft.
As shown in FIG. 5, the device of the present invention comprises 1 set of clamping device, 2 sets of sliding locking device and 1 set of telescopic supporting rod. The clamping device consists of 4 arc-shaped plates, 1 hinge, 2 connecting plates and 2 handles, wherein one end of each of the upper clamping jaw and the lower clamping jaw is hinged through the hinge, and the other end of each of the upper clamping jaw and the lower clamping jaw is connected with the handle through the connecting plate; the sliding locking device consists of a sliding block and a locking bolt and can slide on the handle; the telescopic supporting rod is composed of 2 slipknot bolts and a lengthened nut sleeve, the two bolts are respectively hinged with the two sliding blocks, and the threads of the two bolts are thought, so that the two bolts can enter or exit simultaneously when the lengthened nut rotates. When the device is used, firstly two handles are pulled according to the diameter of the pipeline 17 to be welded, the grooves of the two pipelines 17 to be welded are placed in the upper clamping jaw and the lower clamping jaw, the two grooves are positioned in the middle of the welding window of the clamping device, then the two sliding locking devices are slid to proper positions, one sliding locking device is fixed by screwing the locking nut of one sliding locking device, then the two bolts of the telescopic supporting rod are connected with the long sleeve and screwed for 2-3 circles, then the locking bolt of the other sliding locking device is screwed to fix the sliding locking device, the process is rough adjustment, after the position is preset, the long sleeve is screwed by using a spanner to tighten the telescopic supporting rod, and therefore the grooves of the pipelines 17 to be welded are fixed and corrected, fine adjustment is carried out, and welding of the pipelines is facilitated.
The present invention has been described in detail with reference to the specific embodiments, but the present invention is only one of the embodiments, and the present invention is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.
Claims (7)
1. A pipeline welding correction device is characterized by comprising a clamping device, a sliding locking device and a connecting telescopic supporting rod;
the clamping device comprises an upper clamping jaw and a lower clamping jaw, one ends of the upper clamping jaw and the lower clamping jaw are hinged, and the other ends of the upper clamping jaw and the lower clamping jaw are respectively fixedly connected with a handle;
the sliding locking device comprises sliding blocks, locking bolts and a connecting shaft fixed at the bottoms of the sliding blocks, the sliding blocks are symmetrically arranged on the upper handle and the lower handle and slide on the handles, and the positions of the sliding blocks on the handles are fixed through the locking bolts after the sliding blocks are fixed; the periphery of the sliding block is closed, the inside of the sliding block is hollow, the hollow section of the inside of the sliding block is matched with the sections of the handles, the sliding block is sleeved on the handles, threaded through holes are formed in the end faces, located on the outer sides of the two handles, of the sliding block, the central axis of each threaded through hole is perpendicular to the handles, and a locking bolt penetrates through the threaded through holes in the sliding block and can be screwed in or out through the threaded through holes; the other side, opposite to the side provided with the threaded through hole, of the sliding block is provided with lug plates which are arranged in parallel, a connecting shaft is fixed between the two parallel lug plates, and the connecting shaft is perpendicular to the handle;
the connecting telescopic support rod comprises an upper slipknot bolt, a lower slipknot bolt and a long sleeve for connecting the upper slipknot bolt and the lower slipknot bolt, the upper slipknot bolt and the lower slipknot bolt are respectively and rotatably connected with a connecting shaft on the sliding block, internal threads are arranged in the long sleeve, and two ends of the long sleeve are respectively in threaded connection with the upper slipknot bolt and the lower slipknot bolt to fix the opening and closing angle between the upper clamping jaw and the lower clamping jaw;
the upper slipknot bolt and the lower slipknot bolt are provided with through holes, and the connecting shaft on the sliding block penetrates through the through holes on the upper parts of the upper slipknot bolt and the lower slipknot bolt so that the upper parts of the upper slipknot bolt and the lower slipknot bolt are arranged between the two lug plates which are arranged in parallel.
2. The pipe welding correction device of claim 1, wherein: go up clamping jaw and lower clamping jaw and include two arcs of parallel arrangement respectively, connect through first connecting plate and second connecting plate respectively between the arc both ends, fixed hinge on the first connecting plate, go up and articulate through the hinge between clamping jaw and the lower clamping jaw, the handle is fixed respectively on the second connecting plate of clamping jaw about, enclose between two arcs of first connecting plate, second connecting plate and parallel arrangement and close formation welding window.
3. The pipe welding correction device of claim 1, wherein: the thread turning directions of the upper slipknot bolt and the lower slipknot bolt are opposite, so that the upper slipknot bolt and the lower slipknot bolt can enter or exit simultaneously when the long sleeve rotates.
4. The pipe welding correction device of claim 1, wherein: the length of the long sleeve is greater than the sum of the lengths of the studs of the upper slipknot bolt and the lower slipknot bolt.
5. The pipe welding correction device of claim 1, wherein: the handle is of a plate-shaped structure with a rectangular section.
6. The pipe welding correction device of claim 1, wherein: the end part of one end of the handle, which is far away from the upper clamping jaw and the lower clamping jaw, is provided with a through hole, and the through hole is in any one shape of a square, a rectangle, a circle and an ellipse.
7. The pipe welding correction device of claim 1, wherein: the distance between the two sides of the movable joint of the upper movable joint bolt and the lower movable joint bolt and the gap between the two sides of the movable joint of the upper movable joint bolt and the lower movable joint bolt and the ear plate is 1-2 mm.
Priority Applications (1)
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CN201910350286.9A CN109955025B (en) | 2019-04-28 | 2019-04-28 | Pipeline welding orthotic devices |
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CN201910350286.9A CN109955025B (en) | 2019-04-28 | 2019-04-28 | Pipeline welding orthotic devices |
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CN109955025A CN109955025A (en) | 2019-07-02 |
CN109955025B true CN109955025B (en) | 2021-05-18 |
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CN201910350286.9A Active CN109955025B (en) | 2019-04-28 | 2019-04-28 | Pipeline welding orthotic devices |
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CN115008090A (en) * | 2022-04-22 | 2022-09-06 | 安徽圣方机械制造有限公司 | Welding device for producing gas drainage pipe and machining process thereof |
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