Turnover angle steel support clamping device

Abstract

The utility model provides a turnover angle steel support clamping device, which belongs to the technical field of production of bridge expansion devices and comprises a frame, a positioning frame, a positioning driving part and a rotating component. The positioning frame is rotationally connected to the rack; the positioning driving piece is arranged on the positioning frame and used for tightly jacking and fixing the angle steel support in the positioning frame; the rotating assembly is arranged between the rack and the positioning frame and used for driving the positioning frame to rotate. According to the angle steel support welding device, the angle steel support is fixed in the positioning frame in a jacking mode through the positioning driving piece, then the positioning frame is made to rotate through the rotating assembly, the angle of the angle steel support is adjusted, and operators can weld different positions more conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of bridge expansion device production, and more specifically, relates to a clamping device for a turnable angle steel support. Background Technique

[0002] A bridge expansion joint refers to an expansion joint usually arranged between two beam ends, between a beam end and an abutment, or at the hinged position of a bridge to meet the requirements of bridge deck deformation; the function of the bridge expansion joint is to adjust the displacement and connection between the superstructures caused by vehicle loads and bridge building materials.

[0003] The Chinese patent with the publication number CN213951931U applied by the applicant discloses an expansion joint device arranged on a bridge concrete layer, which includes a first bridge body, a second bridge body, and an expansion joint; the first bridge body is provided with a first fixing member; the second bridge body is provided with a second fixing member; a lapping member is spanned on the upper parts of the first fixing member and the second fixing member; the lapping member includes a lintel and a lintel limit fixing member; a plurality of lintel limit fixing members and lintels are fixedly arranged at intervals on the first fixing member and the second fixing member; one end of the lintel is fixedly connected to the first fixing member or the second fixing member, and the other end is movable freely; the first fixing member or the second fixing member is respectively connected to a first fixing mechanism arranged in the first bridge body and the second bridge body; the lintel is connected to a second fixing mechanism arranged in the first bridge body and the second bridge body.

[0004] The angle steel support is formed by arranging and welding the above-mentioned plurality of lintel limit fixing members on the first fixing member or the second fixing member. At present, multiple I-beams are first positioned by spot welding on the angle steel, and then the I-beams and the angle steel are fully welded and fixed manually. However, it is relatively inconvenient for operators to operate at different welding positions of the I-beams and the angle steel. Content of the Utility Model

[0005] The purpose of the utility model is to provide a clamping device for a turnable angle steel support to solve the technical problem that it is relatively inconvenient for operators to operate at different welding positions of I-beams and angle steel in the prior art.

[0006] To achieve the above purpose, the technical solution adopted by the utility model is: to provide a clamping device for a turnable angle steel support, including:

[0007] A frame;

[0008] A positioning frame rotatably connected to the frame;

[0009] A positioning driving member arranged on the positioning frame, and the positioning driving member is used to tightly fix the angle steel support in the positioning frame; and

[0010] A rotating assembly is provided between the frame and the positioning frame, and the rotating assembly is used to drive the positioning frame to rotate.

[0011] In a possible implementation manner in combination with the above technical solution, the rotating assembly includes:

[0012] A mounting plate rotatably connected to the frame;

[0013] A driving cylinder provided on the mounting plate; and

[0014] A connecting plate fixed to the positioning frame, and the piston rod of the driving cylinder passes through the mounting plate and is hinged to the connecting plate.

[0015] In a possible implementation manner in combination with the above technical solution, the cylinder barrel of the driving cylinder is detachably connected to the mounting plate by bolts, and the piston rod of the driving cylinder is hinged to the connecting plate by a pin shaft.

[0016] In a possible implementation manner in combination with the above technical solution, a limiting frame cooperating with the frame is provided on the front side of the positioning frame.

[0017] In a possible implementation manner in combination with the above technical solution, limiting plates cooperating with the frame are provided on both sides of the positioning frame.

[0018] In a possible implementation manner in combination with the above technical solution, the positioning driving member is a cylinder, and a plurality of pads facing the positioning driving member are provided on the inner bottom wall of the positioning frame.

[0019] In a possible implementation manner in combination with the above technical solution, a limiting cylinder is provided at the position of the inner rear side of the positioning frame, and the piston rod of the limiting cylinder faces the direction of the angle steel support of the positioning frame.

[0020] The beneficial effect of a flip - type angle steel support clamping device provided by the present utility model is as follows: Compared with the prior art, the present utility model first tightly fixes the angle steel support in the positioning frame through the positioning driving member. When the operator is welding, the positioning frame can be rotated through the rotating assembly to adjust the angle of the angle steel support, which is more convenient for the operator to weld at different positions. Description of the Drawings

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0022] Figure 1 Structural schematic of a clamping device for a rotatable angle steel support provided by an embodiment of the present utility model Figure 1 ;

[0023] Figure 2 Structural schematic of a clamping device for a rotatable angle steel support provided by an embodiment of the present utility model Figure 2 ;

[0024] Figure 3 is Figure 2 Partial enlarged schematic diagram of the rotating assembly provided in part A of

[0025] Among them, the reference numerals in the figure are as follows:

[0026] 1, frame; 2, positioning frame; 21, cushion block; 3, positioning driving member; 4, rotating assembly; 41, mounting plate; 42, driving cylinder; 43, connecting plate; 5, limiting frame; 6, limiting plate; 7, limiting cylinder. Specific implementation manner

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The specific embodiments described herein are only used to explain the present utility model, and are not used to limit the present utility model. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present application.

[0028] Now, a clamping device for a rotatable angle steel support provided by the present utility model will be described.

[0029] As Figure 1 and Figure 2 shown, an embodiment of the present utility model provides a clamping device for a rotatable angle steel support, including a frame 1, a positioning frame 2, a positioning driving member 3 and a rotating assembly 4; the positioning frame 2 is rotatably connected to the frame 1; the positioning driving member 3 is arranged on the positioning frame 2, and the positioning driving member 3 is used to tightly fix the angle steel support in the positioning frame 2; the rotating assembly 4 is arranged between the frame 1 and the positioning frame 2, and the rotating assembly 4 is used to drive the positioning frame 2 to rotate.

[0030] Specifically, in this embodiment, the positioning frame 2 is a square frame structure, the positioning driving member 3 is a cylinder and there are multiple of them, and the positioning driving member 3 is installed upside down on the top of the positioning frame 2.

[0031] When welding the angle steel support, first send the angle steel support after spot welding into the positioning frame 2,

[0032] A clamping device for a flip - type angle steel support provided in this embodiment, compared with the prior art, first tightly fixes the angle steel support in the positioning frame 2 through the positioning driving member 3. When the operator is welding, the positioning frame 2 can be rotated through the rotating assembly 4 to adjust the angle of the angle steel support, which is more convenient for the operator to weld at different positions.

[0033] As Figures 2 to 3 shown, a specific implementation manner further provided by the present utility model on the basis of the above - mentioned implementation manner is as follows:

[0034] The rotating assembly 4 includes a mounting plate 41, a driving cylinder 42 and a connecting plate 43; the mounting plate 41 is rotatably connected to the frame 1; the driving cylinder 42 is arranged on the mounting plate 41; the connecting plate 43 is fixed on the positioning frame 2, and the piston rod of the driving cylinder 42 passes through the mounting plate 41 and is hinged to the connecting plate 43.

[0035] When the angle of the angle steel support needs to be adjusted, the driving cylinder 42 is started to push the connecting plate 43. The connecting plate 43 and the positioning frame 2 rotate, and the driving cylinder 42 and the mounting plate 41 rotate accordingly, improving the angle adjustment efficiency of the positioning frame 2 and the angle steel support.

[0036] As Figures 2 to 3 shown, a specific implementation manner further provided by the present utility model on the basis of the above - mentioned implementation manner is as follows:

[0037] The cylinder barrel of the driving cylinder 42 is detachably connected to the mounting plate 41 through bolts, and the piston rod of the driving cylinder 42 is hinged to the connecting plate 43 through a pin shaft.

[0038] After pulling out the pin shaft and unscrewing the bolts, the driving cylinder 42 can be removed, which is convenient for repairing or replacing the driving cylinder 42.

[0039] As Figures 1 to 2 shown, a specific implementation manner further provided by the present utility model on the basis of the above - mentioned implementation manner is as follows:

[0040] A limiting frame 5 cooperating with the frame 1 is arranged on the front side of the positioning frame 2.

[0041] When the positioning frame 2 rotates towards the front side of the frame 1, the limiting frame 5 contacts and limits with the front side of the frame 1, and can limit the angle of the positioning frame 2 rotating forward.

[0042] As Figures 1 to 2 shown, a specific implementation manner further provided by the present utility model on the basis of the above - mentioned implementation manner is as follows:

[0043] Limiting plates 6 cooperating with the frame 1 are arranged on both sides of the positioning frame 2.

[0044] When the positioning frame 2 rotates towards the rear side of the frame 1, the limiting plate 6 contacts and limits the two sides of the frame 1, and can limit the angle of the positioning frame 2 rotating backward.

[0045] As Figures 1 to 2 shown, a specific embodiment provided by the present utility model on the basis of the above embodiment is as follows:

[0046] A number of cushion blocks 21 facing the positioning driving member 3 are arranged on the inner bottom wall of the positioning frame 2.

[0047] When the piston rod of the positioning driving member 3 presses down and fixes the angle steel support, the cushion blocks 21 can be better stressed, and there is a distance between the angle steel support placed on the plurality of cushion blocks 21 and the inner bottom wall of the positioning frame 2, which is more convenient for taking and placing the angle steel support.

[0048] As Figures 1 to 2 shown, a specific embodiment provided by the present utility model on the basis of the above embodiment is as follows:

[0049] A limiting cylinder 7 is arranged at the position of the inner rear side of the positioning frame 2, and the piston rod of the limiting cylinder 7 faces the direction of the angle steel support inside the positioning frame 2.

[0050] The limiting cylinder 7 can support the angle steel support at the rear side, and can improve the stability of the angle steel support when the positioning frame 2 rotates backward.

[0051] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A clamping device for a reversible angle steel support, characterized in that, Comprising: A frame (1); A positioning frame (2), rotatably connected to the frame (1); A positioning driving member (3), arranged on the positioning frame (2), and the positioning driving member (3) is used to tightly fix the angle steel support in the positioning frame (2); and A rotating assembly (4), arranged between the frame (1) and the positioning frame (2), and the rotating assembly (4) is used to drive the positioning frame (2) to rotate.

2. The clamping device for a reversible angle steel support according to claim 1, characterized in that, The rotating assembly (4) includes: A mounting plate (41), rotatably connected to the frame (1); A driving cylinder (42), arranged on the mounting plate (41); and A connecting plate (43), fixed to the positioning frame (2), and the piston rod of the driving cylinder (42) passes through the mounting plate (41) and is hinged to the connecting plate (43).

3. The clamping device for a reversible angle steel support according to claim 2, characterized in that The cylinder barrel of the driving cylinder (42) is detachably connected to the mounting plate (41) by bolts, and the piston rod of the driving cylinder (42) is hinged to the connecting plate (43) by a pin shaft.

4. The clamping device for a reversible angle steel support according to claim 1, characterized in that, A limiting frame (5) cooperating with the frame (1) is arranged on the front side of the positioning frame (2).

5. The clamping device for a flip - type angle steel support as described in claim 1, wherein, Limiting plates (6) cooperating with the frame (1) are arranged on both sides of the positioning frame (2).

6. The clamping device for a reversible angle steel support according to claim 1, characterized in that, The positioning driving member (3) is a cylinder, and a plurality of pads (21) facing the positioning driving member (3) are arranged on the inner bottom wall of the positioning frame (2).

7. A clamping device for a reversible angle steel support according to any one of claims 1-6, characterized in that, A limiting cylinder (7) is arranged at the position of the inner rear side of the positioning frame (2), and the piston rod of the limiting cylinder (7) faces the direction of the angle steel support in the positioning frame (2).

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