An H-shaped steel assembly stand

Abstract

The utility model belongs to the technical field of H-beam splicing, and discloses an H-beam assembly stand, including a supporting device for supporting two H-beams for rolling docking and a driving device for rotationally driving centering clamping, and also including four rolling devices installed on the supporting device for rolling adjustment of fixed positions and driving the H-beams on both sides to dock, the driving device is installed on the rolling device, and the driving device is provided with a fixing device for clamping from the front and rear sides and then expanding downwards to tighten the two flange plates of the H-beam, and two adjacent fixing devices form a group; the rolling device includes a slide. The H-beam assembly stand described in the utility model realizes the adjustment of the positions of the docking point and the fixed point by the setting of rolling adjustment of the fixed position, which facilitates subsequent assembly; the setting of rolling docking after fixation further facilitates subsequent assembly; the setting of downward expansion after clamping on both sides improves the fixing effect.

Description

Technical Field

[0001] The utility model belongs to the technical field of H-shaped steel splicing, in particular to an H-shaped steel assembling stand. Background Art

[0002] H-shaped steel is an economical and efficient profile with a more optimized cross-sectional area distribution and a more reasonable strength-to-weight ratio. It is named because its cross-section is the same as the English letter "H". Since all parts of the H-shaped steel are arranged at right angles, the H-shaped steel has the advantages of strong bending resistance in all directions, simple construction, cost saving and light structure weight, and has been widely used.

[0003] The Chinese patent with the authorization announcement number CN218311699U discloses an H-shaped steel assembly stand with good stability, including a movable splint, the top of the movable splint is fixedly connected with a reinforcement mechanism, and the two ends of the bottom of the movable splint are fixedly connected with a clamping mechanism; the reinforcement mechanism includes a clamping plate, the clamping plate is fixedly connected to the top of the movable splint, and the two sides of the clamping plate are rotatably connected to a supporting shaft, a worm gear is fixedly connected in the middle of the support shaft surface, a worm is meshingly connected to the lower surface of the worm gear, one end of the worm is fixedly connected to a first knob, and the other end of the worm is rotatably connected to the support plate, a slider is slidably connected inside the support plate, a connecting strip is fixedly connected to one side of the slider, and one end of the connecting strip is fixedly connected to a top plate, an H-shaped steel body is arranged on the surface of the top plate, and a rotating rod is fixedly connected to the two ends of the support shaft surface, and a sliding strip is hinged at one end of the rotating rod.

[0004] After the above patent is fixed, the distance between the interface of the two H-shaped steels is relatively close, which is not convenient for subsequent assembly operations. Therefore, a new device needs to be designed. Utility Model Content

[0005] The utility model aims to provide an H-shaped steel assembly stand to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An H-beam assembly stand, comprising a supporting device for supporting two H-beams for rolling butt joint and a driving device for rotating and driving centering and clamping, and also comprising four rolling devices installed on the supporting device for rolling adjustment of fixed positions and driving the H-beams on both sides to butt joint, the driving device being installed on the rolling device, and a fixing device for clamping from the front and rear sides and then expanding and tightening two flange plates of the H-beam downward, and two adjacent fixing devices forming a group;

[0008] The rolling device comprises a slide, four rolling racks are evenly arranged under the slide, and two rollers are symmetrically installed on both sides of the rolling racks;

[0009] The fixing device includes two fixing frames symmetrically arranged front and back, a fixing screw rod is installed on the top of the fixing frame, a knob is arranged on the top of the fixing screw rod, a lifting block is rotatably installed under the fixing screw rod, a movable clamping claw is arranged on the side of the lifting block away from the fixing frame, a fixed clamping claw is arranged above the movable clamping claw, and the fixed clamping claw is integrally formed with the fixing frame.

[0010] Furthermore: the supporting device comprises a supporting plate, four rolling grooves are evenly opened on the supporting plate, and a plurality of sliding rods are evenly installed on the top of the supporting plate.

[0011] Furthermore: the driving device includes a clamping guide rail, a positive and negative threaded screw rod is installed on the clamping guide rail, a turntable is arranged in front of the positive and negative threaded screw rod, two limit rods are symmetrically arranged on the front and rear sides of the positive and negative threaded screw rod, and two sliders are symmetrically installed on both sides of the positive and negative threaded screw rod.

[0012] Furthermore: a buffer layer is arranged on the surface of the fixed clamping jaw, and the shape of the fixed clamping jaw is L-shaped.

[0013] Furthermore: six slide bars are provided, and a smooth layer is provided on the surface of the slide bars.

[0014] Furthermore: the width of the roller is consistent with the width of the rolling groove.

[0015] Compared with the prior art, the beneficial effects are:

[0016] 1. By rolling and adjusting the fixed position, the position of the docking point and the fixed point can be adjusted, which facilitates subsequent assembly;

[0017] 2. The setting of rolling docking after fixing further facilitates the subsequent assembly;

[0018] 3. The fixing effect is improved by clamping both sides and then tightening downward. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of an H-shaped steel assembly stand described in the utility model;

[0020] Figure 2 This is an axonometric diagram of a support device for an H-shaped steel assembly stand described in the utility model;

[0021] Figure 3 It is a right view of a rolling device of an H-shaped steel assembly stand described in the utility model;

[0022] Figure 4 This is an axonometric diagram of a driving device of an H-shaped steel assembly stand described in the utility model;

[0023] Figure 5 It is a right view of a fixing device of an H-shaped steel assembly stand described in the utility model.

[0024] In the accompanying drawings: 1. supporting device; 101. supporting plate; 102. rolling groove; 103. sliding rod; 2. rolling device; 201. sliding table; 202. rolling frame; 203. roller; 3. driving device; 301. clamping guide rail; 302. forward and reverse threaded screw rod; 303. turntable; 304. limiting rod; 305. sliding block; 4. fixing device; 401. fixing frame; 402. fixed screw rod; 403. knob; 404. lifting block; 405. movable jaw; 406. fixed jaw. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 5 An H-beam assembly stand includes a supporting device 1 for supporting two H-beams for rolling docking and a driving device 3 for rotating and driving centering clamping, and also includes four rolling devices 2 installed on the supporting device 1 for rolling adjustment of fixed positions and driving the H-beams on both sides to dock. The driving device 3 is installed on the rolling device 2. The driving device 3 is provided with a fixing device 4 for clamping the two flange plates of the H-beam from the front and rear sides and then expanding downward, and two adjacent fixing devices 4 form a group.

[0027] In this embodiment: the support device 1 includes a support plate 101, four rolling grooves 102 are evenly opened on the support plate 101, six slide bars 103 are evenly installed on the top of the support plate 101, and a smooth layer is provided on the surface of the slide bar 103. The rolling grooves 102 and the slide bars 103 on the support plate 101 are used for limiting the support rolling docking;

[0028] In this embodiment: the rolling device 2 includes a slide 201, four rolling racks 202 are evenly arranged below the slide 201, two rollers 203 are symmetrically installed on both sides of the rolling rack 202, and the width of the roller 203 is consistent with the width of the rolling groove 102. The slide 201 drives the H-shaped steel fixed above it to roll and dock under the support of the rollers 203 on the rolling rack 202;

[0029] In this embodiment: the driving device 3 includes a clamping guide rail 301, a positive and negative threaded screw rod 302 is installed on the clamping guide rail 301, a rotating disk 303 is arranged in front of the positive and negative threaded screw rod 302, two limit rods 304 are symmetrically arranged on the front and rear sides of the positive and negative threaded screw rod 302, and two sliders 305 are symmetrically installed on the two sides of the positive and negative threaded screw rod 302. Under the support of the clamping guide rail 301, the rotating disk 303 is rotated to rotate the positive and negative threaded screw rod 302, and the two sliders 305 are pushed to drive the fixing device 4 above it to clamp the H-shaped steel from the front and rear sides along the limit rods 304;

[0030] In this embodiment, the fixing device 4 includes two fixing frames 401 symmetrically arranged front and back, a fixing screw rod 402 is installed on the top of the fixing frame 401, a knob 403 is arranged on the top of the fixing screw rod 402, a lifting block 404 is rotatably installed under the fixing screw rod 402, a movable clamping claw 405 is arranged on the side of the lifting block 404 away from the fixing frame 401, a fixed clamping claw 406 is arranged above the movable clamping claw 405, the fixed clamping claw 406 is integrally formed with the fixing frame 401, a buffer layer is arranged on the surface of the fixed clamping claw 406, and the fixed clamping claw 406 is in an L shape. The two H-shaped pieces to be spliced ​​are The steel is placed between the fixed jaws 406 of the two groups of fixing devices 4, so that the two sides of the upper flange plate of the H-shaped steel are placed on the fixed jaws 406 on the front and rear sides, and the butt-jointed side of the H-shaped steel extends out of the fixing device 4 close to the butt-jointed end, and then the driving device 3 drives the fixed jaws 406 above it to clamp the H-shaped steel from the front and rear sides, and finally the knob 403 is rotated to make the fixed screw rod 402, under the support of the fixing frame 401, drive the movable jaw 405 to move downward through the lifting block 404 until it contacts the lower flange plate, and cooperate with the fixed jaws 406 to tighten the upper and lower flange plates to complete the fixation of the H-shaped steel.

[0031] Working principle: The slide 201 drives the fixing device 4 above it to move along the rolling groove 102 and the slide rod 103 on the support plate 101 under the support of the roller 203 on the rolling frame 202, and adjusts the fixed position. Then, the two H-shaped steels to be spliced ​​are placed between the fixed jaws 406 of the two sets of fixing devices 4, so that the two sides of the upper flange plate of the H-shaped steel are placed on the fixed jaws 406 on the front and rear sides, and the butt joint side of the H-shaped steel is extended out of the fixing device 4 near the butt joint end. Then, the turntable 303 is rotated under the support of the clamping guide rail 301 to rotate the positive and negative threaded screw rods 302, and the two sliders 305 are pushed to drive the upper The fixed clamping claw 406 clamps the H-shaped steel from the front and rear sides along the limit rod 304, and then the knob 403 is rotated to make the fixed screw rod 402 drive the movable clamping claw 405 to move downward through the lifting block 404 under the support of the fixing frame 401 until it contacts the lower flange plate, and cooperates with the fixed clamping claw 406 to tighten the upper and lower flange plates to complete the fixation of the H-shaped steel; when the two sets of fixing devices 4 are fixed, the slide 201 drives the H-shaped steel to move along the rolling groove 102 on the support plate 101 through the fixing device 4 above it under the support of the roller 203 on the rolling frame 202, and the two H-shaped steel assembly ends are connected to perform the assembly operation.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An H-beam assembly stand, comprising a support device for supporting two H-beams for rolling docking and a drive device for rotationally driving centering and clamping, characterized in that: It also includes four rolling devices installed on the supporting device for rolling and adjusting the fixed position and driving the H-shaped steels on both sides to dock, the driving device is installed on the rolling device, and the driving device is provided with a fixing device for clamping the two flange plates of the H-shaped steel from the front and rear sides and then expanding downward, and two adjacent fixing devices form a group; The rolling device comprises a slide, four rolling frames are evenly arranged under the slide, and two rollers are symmetrically installed on both sides of the rolling frames; The fixing device includes two fixing frames symmetrically arranged front and back, a fixing screw rod is installed on the top of the fixing frame, a knob is arranged on the top of the fixing screw rod, a lifting block is rotatably installed under the fixing screw rod, a movable clamping claw is arranged on the side of the lifting block away from the fixing frame, a fixed clamping claw is arranged above the movable clamping claw, and the fixed clamping claw is integrally formed with the fixing frame.

2. The H-beam assembly stand according to claim 1, characterized in that: The support device comprises a support plate, four rolling grooves are evenly opened on the support plate, and a plurality of sliding rods are evenly installed on the top of the support plate.

3. The H-beam assembly stand according to claim 1, characterized in that: The driving device includes a clamping guide rail, a positive and negative threaded screw rod is installed on the clamping guide rail, a turntable is arranged in front of the positive and negative threaded screw rod, two limit rods are symmetrically arranged on the front and rear sides of the positive and negative threaded screw rod, and two sliders are symmetrically installed on both sides of the positive and negative threaded screw rod.

4. The H-beam assembly stand according to claim 1, characterized in that: A buffer layer is arranged on the surface of the fixed clamping jaw, and the fixed clamping jaw is in an L-shape.

5. The H-beam assembly stand according to claim 2, characterized in that: There are six sliding rods, and a smooth layer is provided on the surface of the sliding rods.

6. The H-beam assembly stand according to claim 2, characterized in that: The width of the roller is consistent with the width of the rolling groove.

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