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CN-224223047-U - Steel construction shape welding set that preapring for an unfavorable turn of events

CN224223047UCN 224223047 UCN224223047 UCN 224223047UCN-224223047-U

Abstract

The utility model relates to the technical field of deformation-preventing welding, in particular to a steel structure deformation-preventing welding device which is convenient for clamping deformation-preventing operation of the device for steel structures with different sizes and thicknesses, improves the using range and convenience of the device and improves the practicability, the top end of each upper clamping plate is provided with a clamping mechanism, the clamping mechanism comprises a pressing plate, the bottom end of the pressing plate is tightly attached to the top end of the upper clamping plate, two fixing plates are symmetrically and fixedly arranged at the top end of the pressing plate, a rotating shaft is rotatably arranged between the two fixing plates, a connecting plate is rotatably arranged on the rotating shaft, a sliding plate is fixedly arranged at the top end of the connecting plate, a screw is screwed on the sliding plate, the bottom end of the screw is rotatably connected with the top end of a welding table, and a limiting mechanism is arranged on the outer side wall of the pressing plate.

Inventors

  • TANG HUI

Assignees

  • 山东福达建设集团有限公司

Dates

Publication Date
20260512
Application Date
20250530

Claims (7)

  1. 1. The steel structure deformation-preventing welding device comprises a welding table (1), a lower clamping plate (2) and two upper clamping plates (3), wherein the lower clamping plates (2) are fixedly arranged at the top end of the welding table (1), and a steel structure to be welded is clamped between the top end of each upper clamping plate (3) and the lower clamping plate (2); the clamping mechanism comprises a pressing plate (4), the bottom end of the pressing plate (4) is tightly attached to the top end of an upper clamping plate (3), two fixing plates (5) are symmetrically and fixedly arranged at the top end of the pressing plate (4), a rotating shaft (6) is rotatably arranged between the two fixing plates (5), a connecting plate (7) is rotatably arranged on the rotating shaft (6), a sliding plate (8) is fixedly arranged at the top end of the connecting plate (7), a screw rod (9) is screwed on the sliding plate (8), the bottom end of the screw rod (9) is rotatably connected with the top end of a welding table (1), and a limiting mechanism is arranged on the outer side wall of the pressing plate (4).
  2. 2. The steel structure deformation-preventing welding device according to claim 1, wherein the limiting mechanism comprises a moving plate (10), the moving plate (10) is screwed with the outer side wall of the screw rod (9), a limiting plate (11) is fixedly arranged on the outer side wall of the moving plate (10), and the inner side wall at the top end of the limiting plate (11) is attached to the top end of the pressing plate (4).
  3. 3. The steel structure deformation-preventing welding device according to claim 1, wherein a supporting table (13) is rotatably installed in the bottom area of the outer side wall of the screw (9), and the bottom end of the supporting table (13) is fixedly connected with the top end of the welding table (1).
  4. 4. The steel structure deformation-preventing welding device according to claim 1, wherein the bottom end of each upper clamping plate (3) is fixedly connected with the top end of the welding table (1) through a plurality of springs (14).
  5. 5. The steel structure deformation-preventing welding device according to claim 1, wherein the top ends of the two upper clamping plates (3) are fixedly connected through two reinforcing ribs (15).
  6. 6. The steel structure deformation-preventing welding device according to claim 1, wherein the bottom end of the lower clamping plate (2) is provided with a limiting groove (12), the bottom end of the limiting plate (11) is fixedly provided with a lower bottom plate (16), and the limiting groove (12) is tightly attached to the top end of the lower bottom plate (16).
  7. 7. The steel structure deformation-preventing welding device according to claim 1, wherein two 17 are fixedly arranged at the top end of the welding table (1).

Description

Steel construction shape welding set that preapring for an unfavorable turn of events Technical Field The utility model relates to the technical field of deformation-preventing welding, in particular to a deformation-preventing welding device for a steel structure. Background In the construction process of steel structures, steel beams are usually connected with a foundation or other frame structures through structural plates, the steel structures are easy to deform in the welding process, the welding deformation refers to the shape and size change generated by the effect of an uneven temperature field on a welded workpiece in the welding process, the welding deformation is called welding deformation, the change along with the temperature change is called welding instantaneous deformation, and the change when the welded workpiece is completely cooled to an initial temperature is called welding residual deformation. For example, chinese patent publication No. CN216680929U discloses a deformation preventing device for steel structure welding, which belongs to the field of steel structure welding equipment, and the deformation preventing device for steel structure welding comprises a deformation preventing lower clamping plate, wherein the upper end of the deformation preventing lower clamping plate is provided with a steel structure main body, the left end of the deformation preventing lower clamping plate is fixedly connected with a left lower fixing block, the upper end of the left lower fixing block is fixedly connected with a sleeve, the upper end of the sleeve is rotationally connected with a rotating block, the upper end of the rotating block is provided with a threaded hole, the threaded hole is communicated with the sleeve, a sliding tube is inserted into the threaded hole and penetrates through the threaded hole to be in sliding connection with the inner wall of the sleeve, the outer end of the sliding tube is provided with threads, the threads are matched with the threaded holes, so that the deformation preventing device for steel structure welding has a good adjusting effect, and can be adjusted according to the steel structure for deformation preventing operation, so that the deformation preventing device can be better suitable for most steel structures, and the applicability of the deformation preventing device is improved. However, the prior device has the defects that when the device is clamped with the clamping groove through the threaded clamping block, a certain gap is reserved between the clamping grooves, so that the device can only perform fixed clamping operation on a steel structure with a specific size, and the application range of the device for clamping the steel structure is further reduced. Disclosure of utility model In order to solve the technical problems, the utility model provides the steel structure anti-deformation welding device which is convenient for clamping anti-deformation operation of the device aiming at steel structures with different sizes and thicknesses, improves the application range and convenience of the device and improves the practicability. The utility model relates to a steel structure deformation-preventing welding device, which comprises a welding table, a lower clamping plate and two upper clamping plates, wherein the lower clamping plate is fixedly arranged at the top end of the welding table, and a steel structure to be welded is clamped between the top end of each upper clamping plate and the lower clamping plate; The clamping mechanism comprises a pressing plate, the bottom of the pressing plate is tightly attached to the top end of the upper clamping plate, two fixing plates are symmetrically and fixedly arranged on the top end of the pressing plate, a rotating shaft is rotatably arranged between the two fixing plates, a connecting plate is rotatably arranged on the rotating shaft, a sliding plate is fixedly arranged on the top end of the connecting plate, a screw is screwed on the sliding plate, the bottom end of the screw is rotatably connected with the top end of a welding table, a limiting mechanism is arranged on the outer side wall of the pressing plate, the steel structure anti-deformation welding device performs longitudinal moving operation by synchronously driving the sliding plate while rotating the screw, synchronously drives the connecting plate to move through the sliding plate, moves the steel structure to be welded to the top end of the lower clamping plate, synchronously drives the pressing plate to contact with the top end of the upper clamping plate while moving through the connecting plate and transmitting the rotating shaft to the fixing plate, and then enables the steel structure to be stably clamped between the lower clamping plate and the upper clamping plate, so that the device is convenient to clamp the steel structure with different sizes and thickness. Preferably, the stop gear includes the movable plate, and the movable