CN216462632U - Plate unit anti-deformation welding positioner assembling and disassembling machine - Google Patents
Plate unit anti-deformation welding positioner assembling and disassembling machine Download PDFInfo
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- CN216462632U CN216462632U CN202123090072.4U CN202123090072U CN216462632U CN 216462632 U CN216462632 U CN 216462632U CN 202123090072 U CN202123090072 U CN 202123090072U CN 216462632 U CN216462632 U CN 216462632U
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Abstract
The plate unit anti-deformation welding tire position assembling and disassembling machine comprises a movable portal frame mechanism and at least one pair of anti-deformation pre-pressing mechanisms, wherein the movable portal frame mechanism comprises a portal frame and a traveling device used for driving the portal frame, a cross beam is arranged at the top of the portal frame, the traveling device is installed at the bottom of the portal frame, and the anti-deformation pre-pressing mechanisms are installed on the cross beam and used for anti-deformation pre-pressing of workpieces. The utility model can provide a plate unit anti-deformation welding positioner assembling and disassembling machine, which greatly reduces the crane hoisting times and improves the production efficiency of equipment; the number of the anti-deformation pressure hydraulic cylinders is reduced, the pressure hydraulic cylinders are not needed when the plate units are welded, and the interference on the subsequent welding process is avoided; the use of the safety reverse hook reduces the influence on the track; greatly reducing the occupied area of the equipment.
Description
Technical Field
The application relates to the technical field of welding equipment, in particular to a plate unit reversible deformation welding positioner assembling and disassembling machine.
Background
The steel box girder bridge deck structure that present bridge adopted includes the board unit, and the board unit is including indulging rib and steel decking, and when the board unit was made, need weld the both sides web and the steel decking of indulging the rib along vertical fillet seam. The longitudinal ribs are generally U-shaped ribs (U-shaped rib plates). The U-ribs are slender and narrow, and typically have a length of more than 12m, and the welding of such an ultra-long plate unit typically employs two or more jig carriages (such a jig carriage is referred to as patent application No. CN201710134858.0, and a variable position movable jig carriage) to support an ultra-long welding jig as a welding platform.
As the plate unit welding operation is easy to generate warping deformation, the subsequent use of the workpiece is influenced. This requires a preliminary press-fitting of the sheet unit to be reversibly deformed before welding.
The plate unit is usually welded by being hoisted on a jig frame, and the plate unit is subjected to reversible deformation and clamping by using independent clamping equipment in the prior art, and two rows of hydraulic clamping equipment are arranged at the joint parts of webs on two sides of the plate unit and the jig frame for pre-compression. The plurality of hydraulic cylinders for applying pressure fixed on the jig frame occupy a large amount of space, have great influence on the subsequent welding procedure,
if the portal frame anti-deformation equipment is adopted to press the whole plate unit tightly, the reaction force of the pressing plate unit is applied to the rail at the bottom of the jig frame to deform the rail easily, the special anti-deformation equipment occupies a large field, and the production efficiency is low due to the fact that multiple traveling crane hoisting is needed.
The related art in the above has the following disadvantages: the existing equipment for clamping the plate units of the steel box girder bridge deck plate in an integral anti-deformation mode occupies a large space, influences subsequent welding operation, and is low in production efficiency due to the fact that multiple traveling crane hoisting is needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems that in the prior art, the occupied space of equipment for integral anti-deformation clamping in the welding process of a plate unit of a steel box girder bridge deck is large, the subsequent welding operation is influenced, and the production efficiency is low due to multiple traveling crane hoisting, the application provides a plate unit anti-deformation welding positioner. The following technical scheme is adopted:
the movable portal frame mechanism comprises a portal frame and a traveling device used for driving the portal frame, a cross beam is arranged at the top of the portal frame, the traveling device is installed at the bottom of the portal frame, the anti-deformation pre-pressing mechanism is installed on the cross beam and used for pre-pressing the workpiece in an anti-deformation mode, the anti-deformation pre-pressing mechanism comprises a safety anti-hook and an anti-deformation hydraulic cylinder, the safety anti-hook is L-shaped, one end of the safety anti-hook is installed on the cross beam, a base of the anti-deformation hydraulic cylinder is installed on the cross beam, and a hydraulic cylinder head of the anti-deformation hydraulic cylinder faces downwards and is matched with the safety anti-hook for use.
By adopting the technical scheme, the running gear drives the portal frame to move to the position above a matched tool for reversible deformation to be assembled and disassembled, the reversible deformation pre-pressing mechanism is started to press the plate unit to be welded on the jig frame, the plate unit and the jig frame are fixed by using the matched L-shaped hook, the whole plate unit and the jig frame can be fixed by repeating the steps, the running gear drives the portal frame to move out of the position above the jig frame, after the welding is finished, the running gear drives the portal frame to move to the position above the jig frame again, the reversible deformation pre-pressing mechanism is started repeatedly, the L-shaped hook can be taken out after the plate unit and the jig frame are pressed, the hoisting of a travelling crane is not needed in the whole operation process, and the space and the jig frame needed by the subsequent welding process are not occupied. The safety reverse hook is L-shaped, the bottom of the jig frame is hooked more conveniently during use, meanwhile, the hydraulic cylinder head of the reverse deformation hydraulic cylinder extends downwards, and the plate unit is tightly pressed on the upper surface of the jig frame.
Optionally, the position of the safety reverse hook and the reverse deformation hydraulic cylinder can be adjusted along the direction of the cross beam.
By adopting the technical scheme, the position adjustment of the safety reverse hook and the reverse deformation hydraulic cylinder can adapt to the reverse deformation assembly and disassembly of the plate units with various specifications.
Optionally, the anti-deformation pre-compression mechanisms are used in pairs, and the L hooks of the safety anti-hooks of each pair of anti-deformation pre-compression mechanisms are arranged in opposite directions.
By adopting the technical scheme, when the anti-deformation pre-pressing mechanism is used, the pair of anti-deformation pre-pressing mechanisms simultaneously press the webs on the two sides of the plate unit, so that the subsequent anti-deformation pressing is more uniform, and the deformation after welding is smaller.
Optionally, two pairs of anti-deformation pre-compression mechanisms are used in cooperation with the two pairs of anti-deformation pre-compression mechanisms arranged on the cross beams, and the distance between the two cross beams is larger than 0.5 m.
By adopting the technical scheme, after the two pairs of anti-deformation pre-pressing mechanisms finish pre-pressing the plate units, the symmetrical anti-deformation pre-pressing mechanisms finish anti-deformation pressing of one section of plate unit,
optionally, the running gear includes at least two sets of gyro wheels, driving motor and supporting track that uses, the gyro wheel passes through the pivot rotatable installation in the bottom of portal frame, driving motor's base fixed mounting is on the portal frame, and driving motor's power shaft passes through transmission drive gyro wheel and follows the track walking.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the utility model can provide a plate unit anti-deformation welding positioner assembling and disassembling machine, which greatly reduces the crane hoisting times and improves the production efficiency of equipment;
2. the quantity of the reversible deformation pressure applying hydraulic cylinders is reduced, the pressure applying hydraulic cylinders are not needed when the plate units are welded, and the interference on the subsequent welding process is avoided;
3. the use of the safety reverse hook reduces the influence on the track;
4. greatly reducing the occupied area of the equipment.
Drawings
FIG. 1 is a schematic structural view of a plate unit reversible deformation welding positioner of the present invention;
FIG. 2 is a schematic structural view of a plate unit reversible deformation welding positioner in use state of the present invention;
FIG. 3 is a schematic structural diagram of a side view of a plate unit reversible deformation welding positioner of the present invention in a use state;
FIG. 4 is a schematic view of the safety hook structure of the present invention;
FIG. 5 is a schematic view of the L-shaped hook structure of the present invention;
FIG. 6 is a partially enlarged structural view of the area A of FIG. 1;
description of reference numerals: 1. a gantry; 11. a cross beam; 2. a reverse deformation pre-compression mechanism 2; 4. a traveling device; 10. a plate unit; 20. a jig frame; 21. a safety reverse hook; 22. a reversible deformation hydraulic cylinder; 30. an L-shaped hook.
Detailed Description
The present application is described in further detail below with reference to fig. 1-6.
The embodiment of the application discloses a plate unit anti-deformation welding tire position assembling and disassembling machine.
Referring to fig. 1 to 6, the plate unit anti-deformation welding tire position assembling and disassembling machine comprises a movable gantry mechanism and at least one pair of anti-deformation pre-pressing mechanisms 2, wherein the movable gantry mechanism comprises a gantry 1 and a traveling device 4 used for driving the gantry, a beam 11 is arranged at the top of the gantry 1, the traveling device 4 is installed at the bottom of the gantry 1, the anti-deformation pre-pressing mechanisms 2 are installed on the beam 11 and used for anti-deformation pre-pressing of a workpiece, the anti-deformation pre-pressing mechanisms 2 comprise a safety anti-hook 21 and an anti-deformation hydraulic cylinder 22, the safety anti-hook 21 is in an L shape, one end of the safety anti-hook 21 is installed on the beam 11, a base of the anti-deformation hydraulic cylinder 22 is installed on the beam 11, and a hydraulic cylinder head of the anti-deformation hydraulic cylinder 22 faces downwards and is matched with the safety anti-hook 21 for use.
By adopting the technical scheme, the running gear 4 drives the portal frame 1 to move to the position above a to-be-assembled and disassembled reversible deformation matching tool, the reversible deformation pre-pressing mechanism 2 is started to press the plate unit 10 to be welded on the jig frame 20, the plate unit 10 is fixed with the jig frame 20 through the matched L-shaped hook 30, the whole plate unit 10 and the jig frame 20 can be fixed by repeating the steps, the running gear 4 drives the portal frame 1 to move out of the position above the jig frame 20, after welding is completed, the running gear 4 drives the portal frame 1 to move to the position above the jig frame 20 again, the reversible deformation pre-pressing mechanism 2 is started repeatedly, the L-shaped hook 30 can be taken out after the plate unit 10 and the jig frame 20 are pressed, the hoisting of a travelling crane is not needed in the whole operation process, the space needed by a subsequent welding process is not occupied, and the jig frame 20 is not needed. The safety reverse hook 21 is in an L shape, so that the bottom of the jig frame 20 can be hooked more conveniently during use, and meanwhile, the hydraulic cylinder head of the reverse deformation hydraulic cylinder 22 extends downwards to press the plate unit 10 on the upper surface of the jig frame 20.
Optionally, the safety counter hook 21 and the counter-deformation hydraulic cylinder 22 can be adjusted in position along the direction of the cross beam 11.
By adopting the technical scheme, the position adjustment of the safety reverse hook 21 and the reverse deformation hydraulic cylinder 22 can adapt to the reverse deformation assembly and disassembly of the plate units 10 with various specifications.
Optionally, the reverse deformation pre-pressing mechanisms 2 are used in pairs, and the L hooks of the safety reverse hooks 21 of each pair of reverse deformation pre-pressing mechanisms 2 are arranged oppositely.
By adopting the technical scheme, when in use, the pair of anti-deformation pre-pressing mechanisms 2 simultaneously press the webs on two sides of the plate unit 10, so that the subsequent anti-deformation pressing is more uniform, and the deformation after welding is smaller.
Optionally, two beams 11 are arranged at the top of the portal frame 1, two pairs of anti-deformation pre-compression mechanisms 2 are used in a matched manner, the two pairs of anti-deformation pre-compression mechanisms 2 are installed on the beams 11, and the distance between the two beams 11 is greater than 0.5 m.
By adopting the technical scheme, after the two pairs of anti-deformation pre-pressing mechanisms 2 finish pre-pressing the plate units 10 by the arrangement of the two cross beams 11, the symmetrical anti-deformation pre-pressing mechanisms 2 finish anti-deformation pressing of one section of plate unit 10,
optionally, the traveling device 4 includes at least two sets of rollers 41, a driving motor 42 and a track 43 used in cooperation, the rollers 41 are rotatably installed at the bottom of the gantry 1 through a rotating shaft, a base of the driving motor 42 is fixedly installed on the gantry 1, and a power shaft of the driving motor 42 drives the rollers 41 to travel along the track 43 through a transmission device.
The implementation principle of the plate unit anti-deformation welding tire position assembling and disassembling machine in the embodiment of the application is as follows:
when the method is used, firstly, the plate unit 10 is hoisted on the jig frame 20, in order to perform the anti-deformation prepressing on the plate unit 10, the upper surface of the jig frame 20 is integrally arched, after the plate unit 10 reaches the welding position, a certain gap is reserved between the two sides of the plate unit 10 and the upper surface of the jig frame 20, at this time, the driving motor 42 is started, the driving motor 42 drives the two groups of rollers 41 to travel along the track 43, so as to drive the portal frame 1 to move to the upper part of the welded plate unit 10, the anti-deformation prepressing mechanism 2 is positioned at the initial welding position of the plate unit 10, the driving motor 42 is stopped, the safe anti-hook 21 hooks the bottom of the jig frame 20, the anti-deformation hydraulic cylinder 22 is started, two side webs of the longitudinal rib of the plate unit 10 are downwards pressed, the two pairs of anti-deformation prepressing mechanisms 2 are respectively performed the above operations, one end of the L-shaped hook 30 is fixed on the jig frame 20 through a bolt, the other end hooks the upper surfaces of the two side webs of the plate unit 10, so as to hook the two side webs of the plate unit 10 on the jig frame 20, then the reverse deformation hydraulic cylinder 22 is reset, at the moment, the plate unit 10 rebounds to tension the L-shaped hook 30 and the jig frame 20, so that a small gap is reserved between the plate unit 10 and the upper surface of the jig frame 20, and the reverse deformation hydraulic cylinder 22 is convenient to press the plate unit 10 again to take out the L-shaped hook 30;
repeating the steps to finish the reversible deformation clamping of the webs on the two sides of the longitudinal ribs of the whole plate unit 10;
and moving the portal frame to the upper part again, pressing the two sides of the plate unit 10 and the jig frame 20 again by the cylinder head of the anti-deformation hydraulic cylinder 22, taking out the L-shaped hooks 30, and disassembling all the L-shaped hooks 30 by repeated operation, wherein a traveling crane is not needed in the whole assembling and disassembling process, and pressing force mainly exists in the anti-deformation pre-pressing mechanism 2, the plate unit 10 and the jig frame 30, so that the ground track is not damaged.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. The utility model provides a board unit anti-deformation welding child position dismouting machine which characterized in that: comprises a movable portal frame mechanism and at least one pair of anti-deformation pre-compaction mechanisms (2), wherein the movable portal frame mechanism comprises a portal frame (1) and a traveling device (4) for driving the portal frame, a cross beam (11) is arranged at the top of the portal frame (1), the traveling device (4) is installed at the bottom of the portal frame (1), the anti-deformation pre-compression mechanism (2) is installed on the cross beam (11), the reversible deformation pre-pressing mechanism (2) comprises a safety reverse hook (21) and a reversible deformation hydraulic cylinder (22), the safety reverse hook (21) is L-shaped, one end of the safety reverse hook (21) is arranged on the cross beam (11), the base of the reversible deformation hydraulic cylinder (22) is installed on the cross beam (11), and the hydraulic cylinder head of the reversible deformation hydraulic cylinder (22) faces downwards and is matched with the safety reverse hook (21) for use.
2. The plate unit reversible deformation welding positioner assembling and disassembling machine according to claim 1, characterized in that: the safety reverse hook (21) and the reverse deformation hydraulic cylinder (22) can be adjusted in position along the direction of the cross beam (11).
3. The plate unit reversible deformation welding positioner assembling and disassembling machine according to claim 1 or 2, characterized in that: the anti-deformation pre-pressing mechanisms (2) are used in pairs, and the L hooks of the safety reverse hooks (21) of each pair of anti-deformation pre-pressing mechanisms (2) are arranged oppositely.
4. The plate unit reversible deformation welding positioner assembling and disassembling machine according to claim 1, characterized in that: two cross beams (11) are arranged at the top of the portal frame (1), two pairs of anti-deformation pre-compression mechanisms (2) are matched, the two pairs of anti-deformation pre-compression mechanisms (2) are arranged on the cross beams (11), and the distance between the two cross beams (11) is larger than 0.5 m.
5. The plate unit reversible deformation welding positioner assembling and disassembling machine according to claim 1, characterized in that: the running gear (4) comprises at least two groups of rollers (41), a driving motor (42) and a track (43) matched with the rollers for use, the rollers (41) are rotatably arranged at the bottom of the portal frame (1) through a rotating shaft, a base of the driving motor (42) is fixedly arranged on the portal frame (1), and a power shaft of the driving motor (42) drives the rollers (41) to run along the track (43) through a transmission device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123090072.4U CN216462632U (en) | 2021-12-10 | 2021-12-10 | Plate unit anti-deformation welding positioner assembling and disassembling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123090072.4U CN216462632U (en) | 2021-12-10 | 2021-12-10 | Plate unit anti-deformation welding positioner assembling and disassembling machine |
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| CN216462632U true CN216462632U (en) | 2022-05-10 |
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| CN202123090072.4U Active CN216462632U (en) | 2021-12-10 | 2021-12-10 | Plate unit anti-deformation welding positioner assembling and disassembling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116695499A (en) * | 2023-08-07 | 2023-09-05 | 中国铁建高新装备股份有限公司 | Switch rail welding operation equipment and operation method thereof |
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2021
- 2021-12-10 CN CN202123090072.4U patent/CN216462632U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116695499A (en) * | 2023-08-07 | 2023-09-05 | 中国铁建高新装备股份有限公司 | Switch rail welding operation equipment and operation method thereof |
| CN116695499B (en) * | 2023-08-07 | 2023-11-14 | 中国铁建高新装备股份有限公司 | Switch rail welding operation equipment and operation method thereof |
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