CN209830724U - Reversible deformation jig frame for welding longitudinal steel plate - Google Patents
Reversible deformation jig frame for welding longitudinal steel plate Download PDFInfo
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- CN209830724U CN209830724U CN201920370999.7U CN201920370999U CN209830724U CN 209830724 U CN209830724 U CN 209830724U CN 201920370999 U CN201920370999 U CN 201920370999U CN 209830724 U CN209830724 U CN 209830724U
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Abstract
The utility model discloses a steel construction is made one kind in the field and is used for steel sheet longitudinal bar welded anti-deformation bed-jig, from the bottom up includes the base in proper order, the undersetting, the upper bracket, the bed-jig underframe, arc bed-jig board and closing device, the undersetting is fixed on the base, through round pin axle swivelling joint between undersetting and the upper bracket, the bed-jig underframe is fixed at the upper bracket upper surface, arc bed-jig board equipartition is at bed-jig underframe upper surface, closing device sets up at arc bed-jig board left and right both ends, wholly be the C type, bolt fastening is passed through on arc bed-jig board to C type one end, the other end is equipped with the bolt precession compression leg. The utility model discloses a be used for steel sheet longitudinal rib welded anti-deformation bed-jig uses through arc bed-jig board and closing device cooperation, applys suitable anti-deformation to the board unit before welding to offset the angular deformation that produces in the welding, thereby guarantee welding quality, reduce artifical correction man-hour. The whole device has simple structure, easy manufacture, low cost and good use effect.
Description
Technical Field
The utility model belongs to the technical field of steel construction manufacturing and specifically relates to a reversible deformation bed-jig that is used for steel sheet longitudinal rib welding.
Background
In a box-shaped steel bridge and a box-shaped main beam of a large-scale crane, a plurality of longitudinal bones are welded with large-area plates, and for a construction method of a box-shaped structure, the longitudinal bones and the plates are generally firstly assembled and welded to form plate units, and then the four plate units are combined to form the box-shaped structure.
The longitudinal ribs such as U ribs or angle steels and the fillet welds of the steel plates can cause angular deformation of the steel plates, the steel plates can be bent into an arc shape in a free state, the deformation cannot be controlled by a common welding process, the straightening after the welding deformation is difficult, the metallographic structure of the steel materials can be damaged by flame straightening, and the mechanical property of the component is damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can control welding deformation, guarantee welding quality be used for steel sheet longitudinal bone welded anti-deformation bed-jig.
The purpose of the utility model is realized like this: the utility model provides a prevent deformation bed-jig for welding of steel sheet longitudinal bar, from the bottom up includes the base in proper order, the undersetting, the upper bracket, the bed-jig underframe, arc bed-jig board and closing device, the undersetting is fixed on the base, through round pin axle swivelling joint between undersetting and the upper bracket, the bed-jig underframe is fixed at the upper bracket upper surface, arc bed-jig board equipartition is at bed-jig underframe upper surface, closing device sets up at arc bed-jig board left and right ends, wholly be the C type, bolt fastening is passed through to C type one end on arc bed-jig board, the other end is equipped with the bolt precession compression bar.
The utility model discloses a be used for steel sheet longitudinal rib welded anti-deformation bed-jig uses through arc bed-jig board and closing device cooperation, applys suitable anti-deformation to the board unit before welding to offset the angular deformation that produces in the welding, thereby guarantee welding quality, reduce artifical correction man-hour. The whole device has simple structure, easy manufacture, low cost and good use effect.
As the utility model discloses a further improvement, the at least one end in bed-jig underframe below is equipped with the upset buttress, and the height that highly is less than upper bracket upper surface minimum of upset buttress. The overturning buttress can help the anti-deformation jig frame for welding the longitudinal steel plate to be in an inclined state and keep stable, so that a worker can conveniently weld the longitudinal steel plate, and the overturning buttress can be moved to the other end of the jig frame when the longitudinal steel plate close to the other end of the jig frame is welded, so that the operation is convenient. Compared with the mode of keeping the jig frame inclined by using the support rods and the like in the prior art, the design is simpler, the reliability is higher, and safety accidents possibly caused by breakage of the support rods and the like are avoided.
As the utility model discloses a further improvement, the bed-jig underframe includes the horizontal girder steel of two symmetries setting and the vertical girder steel of two piece at least perpendicular to horizontal girder steel, and horizontal girder steel welded fastening is on the upper bracket, and vertical girder steel upper surface perpendicular equipartition has a plurality of bed-jig board mounting, and arc bed-jig board welds at bed-jig board mounting upper surface. This bed-jig underframe simple structure, it is convenient and materials are saved to make, and because bed-jig underframe bottom width is less than the top, so can not take place to interfere with upset buttress when the bed-jig slope.
As the utility model discloses a further improvement, arc bed-jig board middle part is equipped with the bed-jig board strengthening rib, bed-jig board strengthening rib and arc bed-jig board, bed-jig board mounting welded fastening to further promote arc bed-jig board intensity.
As the utility model discloses a further improvement, the bed-jig underframe includes three vertical girder steels, further guarantees bed-jig underframe intensity.
As the utility model discloses a further improvement, the outside is equipped with the angle reinforcement between the vertical girder steel that is located the outermost end and the bed-jig board mounting, further strengthens bed-jig underframe bulk strength, provides stable support for arc bed-jig board and closing device hookup location.
As the utility model discloses a further improvement, horizontal girder steel is the channel-section steel, and vertical girder steel is the I-steel, and welding operation is simple, intensity is reliable.
Drawings
Fig. 1 is a schematic diagram of the reverse deformation jig for welding the longitudinal steel plates of the present invention.
Fig. 2 is a top view of a bed-jig bottom frame of the anti-deformation bed-jig for welding the longitudinal steel plates of the present invention.
The steel-plastic composite material mould comprises a base, a lower support, an upper support, a 4 mould frame bottom frame, a 4A transverse steel beam, a 4B longitudinal steel beam, a 4C mould frame plate fixing part, a 5 arc-shaped mould frame plate, a 6 pressing device, a 6A bolt precession pressing rod, a 7 plate unit, 8 longitudinal frames, a 9 overturning buttress, 10 mould frame plate reinforcing ribs and 11-angle reinforcements.
Detailed Description
The reversible deformation jig for welding the longitudinal steel plate frame as shown in fig. 1 sequentially comprises a base 1, a lower support 2, an upper support 3, a jig bottom frame 4, an arc-shaped jig plate 5 and a pressing device 6 from bottom to top. The lower support 2 is fixed on the base 1, through round pin axle swivelling joint between lower support 2 and the upper bracket 3, and 3 upper surfaces of upper support are fixed to bed-jig underframe 4, and 5 equipartitions of arc bed-jig board are at 4 upper surfaces of bed-jig underframe, and closing device 6 sets up both ends about arc bed-jig board, wholly is the C type, and bolt fastening is passed through on arc bed-jig board 5 to C type one end, the other end is equipped with bolt precession compression bar 6A. The plate unit 7 is fixed on the upper surface of the arc-shaped tire frame plate 5 through the pressing device 6, specifically, the C-shaped other end of the pressing device 6 is provided with a threaded hole, the rod part of the bolt penetrates through the threaded hole to be fixed on the pressing device 6, and the head part of the bolt is pressed on the plate unit 7. The longitudinal ribs 8 are evenly distributed on the plate unit 7 and are fixed by welding, and the arc shape of the arc-shaped tyre frame plate 5 gives a pre-deformation to the plate unit 7 so as to offset the angular deformation generated in the welding.
And one end of the lower part of the bed bottom frame 4 is provided with a turning buttress 9, and the height of the turning buttress 9 is lower than the lowest point of the upper surface of the upper support 3. The overturning buttress 9 can help the anti-deformation jig frame for welding the longitudinal steel plate to be in an inclined state and keep stable, so that a worker can conveniently weld the longitudinal steel plate, and the overturning buttress can be moved to the other end of the jig frame when the longitudinal steel plate 8 close to the other end of the jig frame is welded. During the in-service use, of course also can all set up upset buttress 9 at frame bottom frame 4 below both ends, just so need not be at welding process round trip movement upset buttress 9, further improve work efficiency.
As shown in fig. 1 and 2, the bed-jig bottom frame 4 comprises two symmetrical transverse steel beams 4A and at least three longitudinal steel beams 4B perpendicular to the transverse steel beams 4A, the transverse steel beams 4A are welded and fixed on the upper support 3, a plurality of bed-jig plate fixing parts 4C are vertically and uniformly distributed on the upper surfaces of the longitudinal steel beams 4B, and the arc-shaped bed-jig plates 5 are welded on the upper surfaces of the bed-jig plate fixing parts 4C. The transverse steel beam 4A is a channel steel, the longitudinal steel beam 4B is an I-shaped steel, and the welding operation is simple and the strength is reliable. This bed-jig underframe simple structure, it is convenient and materials are saved to make, and because bed-jig underframe bottom width is less than the top, so can not take place to interfere with upset buttress when the bed-jig slope.
As shown in fig. 1, a carcass plate reinforcing rib 10 is arranged in the middle of the arc-shaped carcass plate 5, and the carcass plate reinforcing rib 10 is welded and fixed with the arc-shaped carcass plate 5 and the carcass plate fixing part 4C, so that the strength of the arc-shaped carcass plate 5 is further improved. The outer side between the longitudinal steel beam 4B positioned at the outermost end and the jig plate fixing part 4C is provided with an angle reinforcing part 11, so that the overall strength of the jig bottom frame 4 is further enhanced, and stable support is provided for the connecting position of the arc-shaped jig plate 5 and the pressing device 6.
The anti-deformation jig for welding the longitudinal steel plate frame of the embodiment applies appropriate anti-deformation to the plate unit 7 before welding through the cooperation of the arc-shaped jig plate 5 and the pressing device 6 so as to offset angular deformation generated in welding, thereby ensuring the welding quality and reducing the manual correction time. The whole device has simple structure, easy manufacture, low cost and good use effect.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a reverse deformation bed-jig for welding of steel sheet longitudinal bone which characterized in that: from the bottom up includes base, undersetting, upper bracket, bed-jig underframe, arc bed-jig board and closing device in proper order, the undersetting is fixed on the base, through round pin axle swivelling joint between undersetting and the upper bracket, and the bed-jig underframe is fixed at the upper surface of upper bracket, and arc bed-jig board equipartition is at bed-jig underframe upper surface, and closing device sets up at arc bed-jig board left and right sides both ends, wholly is the C type, the bolt fastening is passed through to C type one end arc bed-jig board is last, the other end is equipped with the bolt and screws into the clamping bar soon.
2. The reversible deformation jig frame for longitudinal welding of steel plates according to claim 1, characterized in that: at least one end below the bottom frame of the jig frame is provided with a turnover buttress, and the height of the turnover buttress is lower than the lowest point of the upper surface of the upper support.
3. The reversible deformation jig frame for longitudinal welding of steel plates according to claim 1, characterized in that: the bed-jig underframe comprises two symmetrical transverse steel beams and at least two perpendicular to longitudinal steel beams, the transverse steel beams are welded and fixed on the upper support, a plurality of bed-jig plate fixing parts are uniformly distributed on the upper surfaces of the longitudinal steel beams in a perpendicular mode, and arc-shaped bed-jig plates are welded on the upper surfaces of the bed-jig plate fixing parts.
4. The reversible deformation jig frame for longitudinal steel plate welding according to claim 3, characterized in that: the middle part of the arc-shaped tire frame plate is provided with a tire frame plate reinforcing rib, and the tire frame plate reinforcing rib is welded and fixed with the arc-shaped tire frame plate and the tire frame plate fixing part.
5. The reversible deformation jig frame for longitudinal steel plate welding according to claim 3, characterized in that: the bed-jig underframe comprises three longitudinal steel beams.
6. The reversible deformation jig frame for longitudinal steel plate welding according to claim 3, characterized in that: and an angle reinforcing part is arranged on the outer side between the longitudinal steel beam positioned at the outermost end and the jig frame plate fixing part.
7. The reversible deformation jig frame for longitudinal steel plate welding according to claim 3, characterized in that: the transverse steel beams are channel steel, and the longitudinal steel beams are I-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920370999.7U CN209830724U (en) | 2019-03-22 | 2019-03-22 | Reversible deformation jig frame for welding longitudinal steel plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920370999.7U CN209830724U (en) | 2019-03-22 | 2019-03-22 | Reversible deformation jig frame for welding longitudinal steel plate |
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| CN209830724U true CN209830724U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920370999.7U Active CN209830724U (en) | 2019-03-22 | 2019-03-22 | Reversible deformation jig frame for welding longitudinal steel plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168290A (en) * | 2020-02-19 | 2020-05-19 | 哈尔滨商业大学 | Welding robot |
| CN114263114A (en) * | 2021-12-21 | 2022-04-01 | 安徽省公路桥梁工程有限公司 | Construction system and construction method of large-section steel box girder |
| CN114475077A (en) * | 2021-12-17 | 2022-05-13 | 上海市建筑装饰工程集团有限公司 | Assembly type machining method of arc-shaped decorative plate and arc-shaped decorative plate structure |
-
2019
- 2019-03-22 CN CN201920370999.7U patent/CN209830724U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168290A (en) * | 2020-02-19 | 2020-05-19 | 哈尔滨商业大学 | Welding robot |
| CN114475077A (en) * | 2021-12-17 | 2022-05-13 | 上海市建筑装饰工程集团有限公司 | Assembly type machining method of arc-shaped decorative plate and arc-shaped decorative plate structure |
| CN114263114A (en) * | 2021-12-21 | 2022-04-01 | 安徽省公路桥梁工程有限公司 | Construction system and construction method of large-section steel box girder |
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