CN215696950U - Portable steel box girder welding assembly deformation straightening device - Google Patents
Portable steel box girder welding assembly deformation straightening device Download PDFInfo
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- CN215696950U CN215696950U CN202122089094.2U CN202122089094U CN215696950U CN 215696950 U CN215696950 U CN 215696950U CN 202122089094 U CN202122089094 U CN 202122089094U CN 215696950 U CN215696950 U CN 215696950U
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Abstract
The portable deformation straightening device for welding and assembling the steel box girder comprises a top support base, wherein a steel support groove is formed in the middle of one side face of the top support base, and a positioning steel support is inserted into the steel support groove; two ends of the other side surface of the top bracing base are vertically and fixedly connected with straightening fixing clamp plates, the lower parts of the two straightening fixing clamp plates are connected with jack mounting plates, and mechanical jacks are fixed on the jack mounting plates; every alignment mounting fixture board one end is connected with the connecting plate, and positioning fixture board is connected to every connecting plate one end, and every positioning fixture board middle part is equipped with the draw-in groove structure that opening is down, has placed the baffle of making level in two draw-in groove structures, and the baffle of making level is parallel with the face after the steel box girder welding deformation when using. The utility model effectively solves the problem that the steel plate is deformed after the steel box girder or other structural members are assembled and welded, reduces the labor cost to the maximum extent on the premise of ensuring the safety, has simple operation and convenient use, saves the working time and improves the efficiency.
Description
Technical Field
The utility model belongs to the technical field of steel structure welding operation correction, and particularly relates to a portable steel box girder welding assembly deformation straightening device.
Background
At present, China is in a vigorous development stage of road traffic construction, and large-scale railways, expressways and various municipal constructions enter a peak period. The file about the road steel structure propelled by the department of transportation, which is published by the department of transportation, China's republic of China, China's department of transportation, in 2016, month 7 and day 11, decides to propel the construction of road steel structure bridges such as steel box girders, steel trusses, steel-concrete composite girders, etc., gives play to the performance advantages of the steel structure bridges, and assists in the transformation and upgrading of the road construction. Therefore, the bridge steel structure has wide application in the construction of highway bridges. However, in the manufacturing process of the steel box girder which is most commonly used in the bridge steel structure, the welding quality of the steel box girder is the most important, so the problem of welding deformation of steel plates under various conditions exists, and the manufacturing precision and the appearance are reduced. There is therefore a need for improvements.
SUMMERY OF THE UTILITY MODEL
The technical problems solved by the utility model are as follows: the utility model provides a portable welding, assembling, deforming and straightening device for a steel box girder, which is designed aiming at the actual situation of welding and assembling deformation of a steel structure, can effectively solve the problem that a steel plate is deformed after the steel box girder or other structural members are assembled and welded, reduces the labor cost to the maximum extent on the premise of ensuring safety, is simple to operate and convenient to use, saves working hours and improves the efficiency.
The technical scheme adopted by the utility model is as follows: the portable deformation straightening device for welding and assembling the steel box girder comprises a top bracing base, wherein a steel bracing groove is formed in the middle of one side face of the top bracing base, and a positioning steel brace is inserted in the steel bracing groove; two ends of the other side surface of the jacking base are vertically and fixedly connected with straightening fixing clamp plates, the lower parts of the two straightening fixing clamp plates are connected with jack mounting plates, and mechanical jacks are fixed on the jack mounting plates; every alignment mounting fixture board one end is connected with the connecting plate, every positioning fixture board is connected to connecting plate one end, every be length-adjustable connection, every between connecting plate and corresponding alignment mounting fixture board and the positioning fixture board middle part is equipped with the draw-in groove structure that opening down, two the structural baffle of making level of draw-in groove has been placed, the baffle of making level is parallel with the face after steel box girder welding deformation when using.
As a further preferred scheme, the positioning steel supports are made into steel plates with different widths and are replaced according to the inclination of the steel box girder top support side plates so as to adapt to the use under various conditions.
As a further preferred scheme, the two ends of the connecting plate are connected with the corresponding straightening fixing clamp plate and the corresponding positioning clamp plate in a length-adjustable manner through the long holes and the fixing bolts.
As a further preferred scheme, the straightening fixing clamp plate is welded with the top bracing base; the height of the thickness of one jack mounting plate is staggered when the straightening fixing clamp plate is welded with the top support base, the jack mounting plate is convenient to mount, and a power transmission shaft of the mechanical jack and the leveling baffle are located on the same working face.
As a further preferred scheme, alignment mounting fixture board is equipped with the auxiliary structure who is used for being convenient for to remove the frock with shore base upper portion, auxiliary structure's edges and corners is circular arc transition angle i, the edges and corners of positioning fixture board is circular arc transition angle ii.
Compared with the prior art, the utility model has the advantages that:
1. this scheme preparation is simple and convenient, easy operation, save man-hour raise the efficiency: the whole structure is made of rectangular steel plates with the thickness of 40 and rectangular steel plates with the thickness of 20 and different lengths by common bolts and welding according to actual conditions, and the manufacturing is simple and convenient; the length of the device is adjusted, the inclination is determined, the deformed plate surface is clamped into the clamping groove after the jacking steel plate is replaced, and the mechanical jack is used for straightening, so that the operation is simple, the use is convenient, the working time is saved, and the efficiency is improved;
2. the scheme is repeatedly utilized, so that the cost is saved, and the energy is saved and the environment is protected; the steel plate is made of common steel, the manufacturing and installation cost is low, the connecting parts are fixed by bolts, and the rest parts are integrally welded and fixed, so that the firmness and stability of the main structure are realized, and the structural strength is improved; the steel can be recycled, and the development concept of cost reduction, efficiency improvement and environmental protection and energy conservation is met;
3. this scheme is adjustable, is applicable to the supplementary alignment that appears warping after steel box girder or other structural component equipment, welding, and the alignment work to steel box girder warp back face that can be fine is convenient for install to increase the wholeness of box girder outward appearance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the present invention with the mechanical jack removed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements" does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Referring to fig. 1-2, embodiments of the present invention are described in detail.
Portable steel case roof beam welding equipment warp aligning device, prop base 1 including the top, 1 side middle part of top props the base is equipped with steel brace groove 2, 2 interpolations in steel brace groove have a location steel to prop 3. The positioning steel supports 3 are made into steel plates with different widths and of various types, and are replaced according to the inclination of the steel box girder top support side plates to adapt to use under various conditions. The top bracing base 1 adopts a high-strength 40-thick steel plate as a positioning foundation and a supporting surface of the positioning steel bracing 3 and the steel bracing groove 2 and a structural foundation of the straightening device.
The equal perpendicular fixed connection alignment mounting fixture board 4 in 1 another side both ends of shore base, two alignment mounting fixture board 4 sub-unit connection has jack mounting panel 5, be fixed with mechanical jack 14 on the jack mounting panel 5. Straightening mounting fixture board 4 and shoring base 1 welded connection, the height that the thickness of a jack mounting panel 5 board was missed out when straightening mounting fixture board 4 and shoring base 1 welding, the installation of the jack mounting panel 5 of being convenient for straightening mounting fixture board 4 and shoring base 1 form the dislocation position difference, thereby the steel sheet structural strength of the draw-in groove degree of depth of seting up and the draw-in groove top binding force of reserving on the positioning fixture board 7 that makes straightening mounting fixture board 4 connect is strengthened, and make mechanical jack 14's power transmission shaft and leveling baffle 10 be located same working face.
Every 4 one ends of alignment mounting fixture board are connected with connecting plate 6, every 6 one ends of connecting plate are connected positioning fixture board 7, every be between connecting plate 6 and corresponding alignment mounting fixture board 4 and the positioning fixture board 7 be the connection of adjustable length. Specifically, the two ends of the connecting plate 6 are connected with the corresponding straightening fixing clamp plate 4 and the corresponding positioning clamp plate 7 in an adjustable length mode through the long-strip holes and the fixing bolts 8. This structure makes this device be applicable to the supplementary alignment that appears warping behind multiple steel box girder structure equipment, the welding, and the alignment work to steel box girder warp back face that can be fine is convenient for install to increase the wholeness of box girder outward appearance.
Every positioning fixture board 7 middle part is equipped with opening draw-in groove structure 9 down, two place the baffle 10 of making level in draw-in groove structure 9, the baffle 10 of making level is parallel with the face after the steel box girder welding deformation when using. The edges and corners of the positioning clamp plate 7 are arc transition corners II 11, no sharp edges and corners exist in arc transition, and the possibility of injury to constructors is reduced.
Alignment mounting fixture board 4 is equipped with the auxiliary structure 12 that is used for being convenient for remove and change location steel shotcrete 3 with shoring base 1 upper portion, auxiliary structure 12 expose top edges and corners and hold the position edges and corners rather than the inboard and be circular arc excess angle I13, the manual operation of being convenient for reduces the injury to the hand when workman operates, further raises the efficiency.
Preferably, the shoring base 1 is made of a high-strength steel plate with the thickness of 40mm, and other plates are made of steel plates with the thickness of 20mm, so that the shoring base is simple and convenient to manufacture.
When the assembly device is used, after the components of the box body are assembled according to the technological requirements by a riveter team, the box body is lifted away from an assembly station by using a gantry crane and is placed at a welding station for welding. In the process, the deformation of the plate surface can exist, and then the welding deformation also exists after the whole box body is completely welded, so that the straightening treatment needs to be carried out on the welding deformation part. When straightening and deforming, firstly, the size of a straightening clearance is measured, the length of a connecting plate 6 is adjusted and then is tightly connected with a positioning clamp plate 7, finally, the straightening device is lifted and placed at a position needing straightening, a deformed plate surface is placed in a clamping groove structure 9, the position of a tool part is adjusted, the deformed plate surface of the steel box girder is parallel to a leveling baffle plate 10, a positioning steel support 3 is configured according to the inclined condition of a vertical plate welded with the deformed plate surface, an auxiliary structure 12 of a movable tool is used for pulling a tool part for replacing, then, a jacking vertical plate is put down, finally, a mechanical jack 14 of a power structure is placed in the straightening device, the position with concentrated weight of the mechanical jack falls on a jack mounting plate 5 in the direction of a jacking base 1, and a power transmission shaft faces the direction of the deformed plate needing straightening. And (3) straightening after all the parts are ready, pulling a pull rod on a mechanical jack 14 to transmit power to the power shaft, and leveling by using the leveling baffle plate 10 to finish straightening. The whole device has the advantages of simple structure, convenient manufacture, light dead weight, low cost, easy assembly and disassembly and capability of being easily finished by a single person.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. Portable steel case roof beam welding equipment warp aligning device, its characterized in that: the steel support device comprises a top support base (1), wherein a steel support groove (2) is formed in the middle of one side face of the top support base (1), and a positioning steel support (3) is inserted into the steel support groove (2); two ends of the other side surface of the jacking base (1) are vertically and fixedly connected with straightening fixing clamp plates (4), the lower parts of the two straightening fixing clamp plates (4) are connected with jack mounting plates (5), and mechanical jacks (14) are fixed on the jack mounting plates (5); every alignment mounting fixture board (4) one end is connected with connecting plate (6), every positioning fixture board (7), every are connected to connecting plate (6) one end be length-adjustable between connecting plate (6) and corresponding alignment mounting fixture board (4) and positioning fixture board (7) and be connected, every positioning fixture board (7) middle part is equipped with opening draw-in groove structure (9) down, two placed in draw-in groove structure (9) and made level baffle (10), make level baffle (10) are parallel with the face after the steel box girder welding deformation when using.
2. The portable steel box girder welding, assembling, deforming and straightening device as claimed in claim 1, wherein: the positioning steel support (3) is made into steel plates with different widths and of various types, and the steel plates are replaced according to the inclination of the steel box girder top support side plate so as to adapt to the use under various conditions.
3. The portable steel box girder welding, assembling, deforming and straightening device as claimed in claim 1, wherein: the length-adjustable connection of the connecting plate (6) is realized between the two ends of the connecting plate (6) and the corresponding straightening fixing clamp plate (4) and the positioning clamp plate (7) through the combination of the strip holes and the fixing bolts (8).
4. The portable steel box girder welding, assembling, deforming and straightening device as claimed in claim 1, wherein: the straightening fixing clamp plate (4) is welded with the top bracing base (1); the straightening fixing clamp plate (4) is staggered by the thickness of one jack mounting plate (5) when being welded with the top support base (1), the jack mounting plate (5) is convenient to mount, and a power transmission shaft of a mechanical jack (14) and the leveling baffle (10) are located on the same working face.
5. The portable steel box girder welding, assembling, deforming and straightening device as claimed in claim 1, wherein: alignment mounting fixture board (4) and shore base (1) upper portion and be equipped with auxiliary structure (12) that are used for being convenient for remove the frock, the edges and corners of auxiliary structure (12) are circular arc transition angle I (13), the edges and corners of positioning fixture board (7) are circular arc transition angle II (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122089094.2U CN215696950U (en) | 2021-09-01 | 2021-09-01 | Portable steel box girder welding assembly deformation straightening device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122089094.2U CN215696950U (en) | 2021-09-01 | 2021-09-01 | Portable steel box girder welding assembly deformation straightening device |
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| CN215696950U true CN215696950U (en) | 2022-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987718A (en) * | 2022-05-09 | 2022-09-02 | 大连中远海运重工有限公司 | Portable assembling tool for T-shaped beam structure |
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2021
- 2021-09-01 CN CN202122089094.2U patent/CN215696950U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987718A (en) * | 2022-05-09 | 2022-09-02 | 大连中远海运重工有限公司 | Portable assembling tool for T-shaped beam structure |
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