CN210099384U - Anti-deformation tool for welding pipeline pipe table - Google Patents
Anti-deformation tool for welding pipeline pipe table Download PDFInfo
- Publication number
- CN210099384U CN210099384U CN201920115966.8U CN201920115966U CN210099384U CN 210099384 U CN210099384 U CN 210099384U CN 201920115966 U CN201920115966 U CN 201920115966U CN 210099384 U CN210099384 U CN 210099384U
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- deformation
- screw rod
- bottom plate
- support
- welding
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Abstract
The utility model discloses a pipeline pipe platform welding is with shape frock of preapring for an unfavorable turn of events, including the frock support, install at least three tight frame of clamp and two at least support frames on the frock support, every presss from both sides tight frame and includes the bottom plate, roof and two curb plates, the bottom plate, respectively be equipped with a screw hole on roof and two curb plates, the screw rod is twisted to the screw hole internal rotation, the hand wheel is respectively installed to the screw rod outer end, the arc board is respectively installed to screw rod inner, the one end of welded tube way is treated for the orientation to the inner, every support frame includes a bottom plate, be equipped with a screw hole on the bottom plate, the screw rod is twisted to the screw hole internal rotation, the hand wheel is installed to the screw rod lower extreme, still include the cushion at jack and jack both ends, one side that. The component is subjected to plastic deformation in the opposite welding deformation direction by using external force, and the plastic deformation are mutually offset, namely, the workpiece is mechanically fixed by using a deformation control tool and a support.
Description
Technical Field
The utility model relates to a pipeline welding technology field.
Background
When the pipe table is welded, the weldment is unevenly heated and a welding seam area is melted, and the thermal expansion of the material of a high-temperature area adjacent to a welding pool is limited by the surrounding cold-state material, so that uneven compression plastic deformation is generated. During cooling, the portion of material that has undergone compressive plastic deformation is also constrained by the surrounding metal from freely shrinking and, to a certain extent, is drawn and unloaded. When the molten pool is solidified, the cooling shrinkage of the weld metal is also restricted to generate shrinkage tensile stress and deformation.
The pipe stand is bayonet butt welding, and there is the inside shrink stress of pointing to pipe during the pipe stand welding, has the trend to the inside deformation of pipeline to cause the whole bending deformation of pipeline section to appear, influence pipeline quality and life.
Disclosure of Invention
The utility model provides a technical problem provide a prevent pipeline tube rack welding of pipeline welding deformation with shape frock of preapring for an unfavorable turn of events.
The utility model discloses a technical scheme be pipeline tube rack welding is with shape frock of preapring for an unfavorable turn of events, including the frock support, install at least three tight frame of clamp and two at least support frames on the frock support, every presss from both sides tight frame and includes the bottom plate, roof and two curb plates, the bottom plate, respectively be equipped with a screw hole on roof and two curb plates, the screw rod is twisted soon in the screw hole, the hand wheel is respectively installed to the screw rod outer end, the arc board is respectively installed to the screw rod inner, the one end of welded tube way is treated for the orientation to the inner, every support frame includes a bottom plate, be equipped with a screw hole on the bottom plate, the screw rod is twisted soon in the screw hole, the hand wheel is installed to the screw rod lower extreme, still include the cushion at jack and jack both ends, one side.
The inner of screw rod is connected with the kicking block, and the terminal surface of kicking block is the arc, and the arc board is installed on the arc terminal surface of kicking block, and the arc length of arc board is greater than the arc length of kicking block terminal surface.
The tool support comprises supporting legs made of profile steel.
The bottom plate is made of H-shaped steel, and the top plate and the two side plates are made of channel steel.
The threaded holes in the bottom plate, the top plate and the two side plates are internal threads of high-strength nuts, and the high-strength nuts are installed on the plate body.
The clamping frame and the supporting frame are fastened on the tool support through bolts, at least 5 groups of bolt holes are formed in the tool support, and each group of bolt holes are matched with the clamping frame and the supporting frame.
The utility model has the advantages that reasonable measures are taken from the aspects of rigid fixation, anti-deformation and the like of pipeline-pipe table welding, and the deformation is prevented. The component is subjected to plastic deformation in the opposite welding deformation direction by using external force, and the plastic deformation are mutually offset, namely, the workpiece is mechanically fixed by using a deformation control tool and a support.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the clamping frame.
Fig. 3 is a schematic structural view of the support frame.
Labeled as: 7-bottom plate, 8-side plate, 9-top plate, 11-hand wheel, 12-screw rod, 13-nut, 14-top block, 15-arc plate, 2-jack, 2, 3-cushion block, 6-supporting leg, 10-clamping frame and 20-supporting frame.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, the utility model discloses a pipeline tube rack welding is with preapring for an unfavorable turn of events shape frock, including the frock support, install three tight frame 10 of clamp and two support frames 20 on the frock support, every tight frame 10 of clamp includes, tight frame 10 of clamp includes bottom plate 7, roof 9 and two curb plates 8, respectively is equipped with a screw hole on bottom plate 7, roof 9 and two curb plates 8, and the screw hole is twisted into screw rod 12 soon, and hand wheel 11 is respectively installed to screw rod 12 outer end, and arc board 15 is respectively installed to screw rod 12 inner, and the one end of welded tube way is treated for the orientation to inner. Each support frame 20 comprises a bottom plate 7, a threaded hole is formed in the bottom plate 7, a screw rod 12 is screwed into the threaded hole in a screwing mode, and a hand wheel 11 is installed at the lower end of the screw rod 12. The tool further comprises a jack 2 and cushion blocks 3 at two ends of the jack 2, and the side, in contact with the inner wall of the pipeline, of each cushion block 3 is arc-shaped and is matched with the pipeline.
When a pipeline is welded, the pipeline to be welded is placed in three clamping frames 10, hand wheels 11 on a bottom plate 7, a top plate 9 and two side plates 8 of each clamping frame 10 are rotated, arc plates 15 are adjusted, four arc plates 15 of each clamping frame 10 are tightly attached to the outer wall of the pipeline, the pipeline to be welded is pressed tightly, the arc plates 15 on the top plate 9 and the two side plates 8 mainly play a role in positioning and clamping the pipeline, and the arc plates 15 on the bottom plate 7 also play a role in supporting the pipeline. The bottom plate 7 is made of H-shaped steel, and the top plate 9 and the two side plates 8 are made of channel steel.
Two support frames 20 are located below the pipeline and are in the welding position of the pipe table, and further play a supporting role for the pipeline, and adjust a hand wheel 11 installed on a bottom plate 7 of the pipeline, so that the arc plate 15 supports the pipeline. Wherein each screw rod 12 the inner is connected with kicking block 14, and kicking block 14 is the arc towards the terminal surface of pipeline, and arc plate 15 is installed on the arc terminal surface of kicking block 14, and the arc length of arc plate 15 is greater than the arc length of the 14 terminal surfaces of kicking block, and this structure can make arc plate 15 obtain more firm holding power, and great arc length can also play better location clamp tightly and the supporting effect to the pipeline.
The jack 2 is placed inside the pipeline at the position where the pipeline needs to be welded, the cushion blocks 3 at two ends of the jack 2 are propped against the inner wall of the pipeline, and the cushion blocks 3 are arc-shaped and are matched with the inner wall of the pipeline. The outward force applied to the pipeline by the jack 2 is utilized to enable the pipeline to generate plastic deformation opposite to the welding deformation direction, the plastic deformation and the welding deformation are mutually offset, namely, the deformation control tool and the support are adopted to mechanically fix the pipeline, and further deformation is prevented.
The clamping frame 10 and the supporting frame 20 can flexibly adjust the distance relative to the tool support, a plurality of groups of bolt holes are formed in the tool support, each group of bolt holes can be matched with the clamping frame and the supporting frame, the positions of the clamping frame 10 and the supporting frame 20 of each group are adjusted according to welding requirements, and then the clamping frame 10 and the supporting frame are fastened on the tool support through bolts.
Claims (6)
1. Pipeline pipe rack welding is with shape frock of preapring for an unfavorable turn of events, including the frock support, its characterized in that: install three at least tight frame of clamp and two at least support frames on the frock support, every presss from both sides tight frame and includes the bottom plate, roof and two curb plates, the bottom plate, respectively be equipped with a screw hole on roof and two curb plates, the screw rod is twisted into to the screw inslot soon, the hand wheel is respectively installed to the screw rod outer end, the arc board is respectively installed to screw rod inner, the one end of welded tube way is treated for the orientation to the inner, every support frame includes a bottom plate, be equipped with a screw hole on the bottom plate, the screw rod is twisted into to the screw hole soon, the hand wheel is installed to the screw rod lower extreme, still include the cushion at jack and jack both ends, one side that cushion and pipe inner wall contacted is.
2. The deformation-preventing tool for welding the pipeline pipe table as claimed in claim 1, wherein the deformation-preventing tool comprises: the inner of screw rod is connected with the kicking block, and the terminal surface of kicking block is the arc, and the arc board is installed on the arc terminal surface of kicking block, and the arc length of arc board is greater than the arc length of kicking block terminal surface.
3. The deformation-preventing tool for welding the pipeline pipe table as claimed in claim 1, wherein the deformation-preventing tool comprises: the tool support comprises supporting legs made of profile steel.
4. The deformation-preventing tool for welding the pipeline pipe table as claimed in claim 1, wherein the deformation-preventing tool comprises: the bottom plate is made of H-shaped steel, and the top plate and the two side plates are made of channel steel.
5. The deformation-preventing tool for welding the pipeline pipe table as claimed in claim 4, wherein the deformation-preventing tool comprises: the threaded holes in the bottom plate, the top plate and the two side plates are internal threads of high-strength nuts, and the high-strength nuts are installed on the plate body.
6. The deformation-preventing tool for welding the pipeline pipe table as claimed in claim 1, wherein the deformation-preventing tool comprises: the clamping frame and the supporting frame are fastened on the tool support through bolts, at least 5 groups of bolt holes are formed in the tool support, and each group of bolt holes are matched with the clamping frame and the supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920115966.8U CN210099384U (en) | 2019-01-23 | 2019-01-23 | Anti-deformation tool for welding pipeline pipe table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920115966.8U CN210099384U (en) | 2019-01-23 | 2019-01-23 | Anti-deformation tool for welding pipeline pipe table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210099384U true CN210099384U (en) | 2020-02-21 |
Family
ID=69530563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920115966.8U Active CN210099384U (en) | 2019-01-23 | 2019-01-23 | Anti-deformation tool for welding pipeline pipe table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210099384U (en) |
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2019
- 2019-01-23 CN CN201920115966.8U patent/CN210099384U/en active Active
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