CN220838769U

CN220838769U - Clamp for welding steel pipe for steel structure building

Info

Publication number: CN220838769U
Application number: CN202322639842.9U
Authority: CN
Inventors: 潘文杰
Original assignee: Jiangxi Honglu Steel Structure Engineering Co ltd
Current assignee: Jiangxi Honglu Steel Structure Engineering Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-04-26
Anticipated expiration: 2033-09-27

Abstract

The utility model discloses a clamp for welding steel pipes for a steel structure building, which structurally comprises an upper clamping mechanism, a lower clamping mechanism, a side clamping mechanism, an inner clamping mechanism and a rotating assembly, wherein steel pipes at two ends are inserted into the outside of a tensioning plate at the outer side of a transmission block, then the tensioning plate is outwards unfolded under the action of an electric push rod, so that the steel pipes are clamped from the inside, the other end of each steel pipe is placed on a lower lifting plate, then a lower hydraulic cylinder pushes the lifting plate upwards to enable the steel pipes to be in the same horizontal plane, a motor A works, a screw rod drives a movable sliding block to push pushing plates to enable the steel pipes to be close to each other, the upper lifting plate is pushed downwards under the action of the upper hydraulic cylinder to enable the clamping plates to clamp the steel pipes, so that the clamping effect is achieved, and then when the surface is required to be rotated, a motor B works to enable the transmission block to rotate, so that the steel pipes are overturned for welding, and the problem that manual adjustment is required when the welding is overturned, and working time is wasted is avoided.

Description

Clamp for welding steel pipe for steel structure building

Technical Field

The utility model relates to the technical field of steel structure buildings, in particular to a clamp for welding a steel pipe for a steel structure building.

Background

The steel structure building has the advantages of greatly saving construction time, ensuring that the construction is not affected by seasons, increasing the using area of residential space, reducing construction waste and environmental pollution, recycling construction materials and the like. The steel pipe is a component commonly used in steel structure construction, but the steel pipe is often used after being welded, and in order to improve the welding quality, a clamp for welding the steel pipe is needed to fix the steel pipe.

However, when the steel pipe is fixed by the existing steel pipe clamp, the steel pipe is fixed, so that when the other side is welded after one side of the steel pipe is welded, the clamp is required to be loosened, rotated and turned over, and then clamped and welded, and the mode causes the conditions that the welding speed is too slow and the working efficiency is affected.

Therefore, a steel pipe welding fixture convenient to rotate is provided.

Disclosure of utility model

First, the technical problem to be solved

In order to overcome the defects in the prior art, the clamp for welding the steel pipe for the steel structure building is provided at present, so that the problem that the welding efficiency is low because the existing steel pipe welding clamp can not rotate and turn over to weld during welding is solved.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a fixture for welding a steel pipe for a steel structure building, which comprises

The upper clamping mechanism and the lower clamping mechanism comprise symmetrically arranged hydraulic cylinders, the output ends of the hydraulic cylinders are connected with lifting plates, and arc-shaped clamping plates are arranged on two sides of the lifting plates;

The side clamping mechanism comprises a base arranged at the bottom end, sliding grooves are symmetrically formed in the side edges of the inside of the base, a screw rod is connected inside the sliding grooves through bearings, motors A are respectively arranged on two sides of the base and connected with the screw rod, movable sliding blocks are symmetrically arranged inside the sliding grooves and connected with the screw rod, and pushing plates are connected to the upper ends of the movable sliding blocks;

The rotating assembly comprises a rotating shaft connected with the upper end of the pushing plate through a bearing, an inner clamping mechanism is arranged on the inner side of the rotating shaft, and a motor B is arranged at the upper end of one side of the pushing plate and connected with the rotating shaft.

Furthermore, telescopic rods are arranged on two sides of the upper part of the hydraulic cylinder to enable the lifting plate to be connected with the top frame.

Further, a rotating wheel is arranged on the inner side of the lower part of the clamping plate, and a smooth surface is arranged on the inner side of the upper part of the clamping plate.

Further, the inside clamping mechanism comprises a transmission block provided with a rotating shaft inside, electric push rods are oppositely arranged on the outer sides of the transmission block, and the output ends of the electric push rods are connected with tensioning plates.

Further, a rubber layer is connected to the outer side of the tensioning plate.

Further, the upper end of the base is provided with a top frame, the upper part of the hydraulic cylinder is connected with the top frame, the outer side of the top frame is provided with a control panel, and the upper end of the top frame is provided with lighting equipment.

(III) beneficial effects

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, the lifting plate is pushed by the hydraulic cylinder to clamp the steel pipe, so that the steel pipe is more stable in welding, the welding position is not deviated, the poor welding quality is caused, and the tensioning plate is pushed by the electric push rod to tension and fix the inner wall of the steel pipe by the rubber layer, so that the side end is fixed, the rotation is avoided, and the welding effect is better.

According to the utility model, the motor B drives the rotating shaft to enable the transmission block to drive the steel pipe to rotate under the action of the rotating wheel, so that the welding position of the steel pipe is adjusted, the situation that the working time is wasted due to manual adjustment during overturning welding is avoided, the working efficiency is low, the working progress is accelerated, and the welding efficiency is improved.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is a schematic top view of the interior of the base of the present utility model;

FIG. 3 is a schematic side view of the internal structure of the pusher plate of the present utility model;

FIG. 4 is a schematic side view of a clamping plate of the present utility model;

In the figure: the device comprises a base-1, a top frame-2, a control panel-3, a sliding groove-4, a screw rod-5, a motor A-6, a movable sliding block-7, a pushing plate-8, a rotating shaft-9, a transmission block-10, an electric push rod-11, a tensioning plate-12, a rubber layer-13, a motor B-14, a hydraulic cylinder-15, a lifting plate-16, a clamping plate-17, a rotating wheel-18 and a telescopic rod-19.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, the utility model provides a clamp for welding steel pipes for a steel structure building, which comprises an upper clamping mechanism, a lower clamping mechanism, a side clamping mechanism, an inner clamping mechanism and a rotating assembly, and the welding work of the steel pipes is completed through the clamp.

The upper and lower clamping mechanism includes the pneumatic cylinder 15 that the symmetry set up to this upper and lower pneumatic cylinder 15 that sets up can realize the adjustment of steel pipe position and height, pneumatic cylinder 15 output is connected with lifter plate 16, lifter plate 16 both sides are equipped with arc clamping plate 17, and there is the welding clearance between the clamping plate 17, so that weld the steel pipe, and the arc sets up clamping plate 17 and makes it can weld the steel pipe of different diameter sizes, clamping plate 17 lower part inboard is equipped with rotor 18, and the upper portion inboard is smooth surface setting, can make the steel pipe rotate through rotor 18, and smooth surface can make can increase certain frictional force when the welding for stability is good, pneumatic cylinder 15 upper portion both sides are equipped with telescopic link 19 and make lifter plate 16 be connected with roof-rack 2, the upper end stabilization effect of lifter plate 16 is increased through telescopic link 19.

The side clamping mechanism realizes the support to the device including locating the base 1 of bottom, base 1 upper end is equipped with roof-rack 2 and is used for installing clamping mechanism from top to bottom, and pneumatic cylinder 15 upper portion is connected with it, the roof-rack 2 outside is equipped with control panel 3 with the work of electric device in this control jig, roof-rack 2 upper end is provided with lighting apparatus, increase luminance, reduce the error when making the welding, base 1 inside side symmetry is equipped with sliding tray 4, sliding tray 4 inside has lead screw 5 through the bearing connection, and base 1 both sides are equipped with motor A6 respectively and are connected with lead screw 5, the inside symmetry of sliding tray 4 is equipped with and removes slider 7 and lead screw 5 and be connected, it is connected with push plate 8 to remove slider 7 upper end, make lead screw 5 rotate under motor A6's effect, thereby drive and remove slider 7 and make push plate 8 remove, so that the side of steel pipe presss of this realization presss from both sides.

The rotating assembly comprises a rotating shaft 9 connected with the upper end of a pushing plate 8 through a bearing, an inner clamping mechanism is arranged on the inner side of the rotating shaft 9, a motor B14 is arranged on the upper end of one side of the pushing plate 8 and connected with the rotating shaft 9, the rotating shaft 9 is enabled to rotate under the action of the motor B14, and the inner clamping mechanism can be enabled to rotate under the condition that the inner clamping mechanism is fixed with a steel pipe, so that the steel pipe is driven to rotate, the problem of the other side of the welding, which needs to be manually turned over during welding of the steel pipe, is solved, and the welding efficiency is enhanced.

The inboard clamping mechanism is including being equipped with the inboard transmission piece 10 of axis of rotation 9, and the transmission piece 10 outside is equipped with electric putter 11 in opposite directions, and electric putter 11 output is connected with tensioning plate 12, promotes tensioning plate 12 outwards to both sides through electric putter 11 for press from both sides the steel pipe, so as to fix the both ends, avoid the pivoted condition, tensioning plate 12 outside is connected with rubber layer 13, so increase with the friction dynamics between the steel pipe, make stable effect better.

Working principle: when the steel tube welding machine is used, the control panel 3, the motor A6 and the motor B14 of the electric push rod 11 are connected with an external power supply, one end of a steel tube is inserted into the outer side of the tensioning plate 12, the tensioning plate 12 is enabled to tension the interior of the steel tube under the action of the electric push rod 11, the other end of the steel tube is placed on the lower end lifting plate 16, then the lower end hydraulic cylinder 15 works to push the lifting plate 16 to move upwards so that the steel tube is horizontally arranged, the motor A6 works to enable the screw rod 5 to rotate, the movable sliding block 7 is pushed to enable the pushing plates 8 to push the steel tube to move mutually until the steel tube is contacted, then the upper end hydraulic cylinder 15 starts to enable the upper end lifting plate 16 to enable the clamping plate 17 to clamp the steel tube downwards, and when welding is needed to rotate, the rotating shaft 9 drives the transmission block 10 to rotate under the action of the motor B14 so that the steel tube is overturned under the action of the rotating wheel 18 to weld, and therefore the work is completed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A clamp for welding steel pipes for steel structure building is characterized by comprising

The upper clamping mechanism and the lower clamping mechanism comprise symmetrically arranged hydraulic cylinders (15), the output end of each hydraulic cylinder (15) is connected with a lifting plate (16), and arc-shaped clamping plates (17) are arranged on two sides of each lifting plate (16);

The side clamping mechanism comprises a base (1) arranged at the bottom end, sliding grooves (4) are symmetrically formed in the inner side of the base (1), a screw rod (5) is connected inside the sliding grooves (4) through bearings, motors A (6) are respectively arranged on two sides of the base (1) and are connected with the screw rod (5), movable sliding blocks (7) are symmetrically arranged inside the sliding grooves (4) and are connected with the screw rod (5), and pushing plates (8) are connected to the upper ends of the movable sliding blocks (7);

The rotating assembly comprises a rotating shaft (9) connected with the upper end of the pushing plate (8) through a bearing, an inner clamping mechanism is arranged on the inner side of the rotating shaft (9), and a motor B (14) is arranged at the upper end of one side of the pushing plate (8) and connected with the rotating shaft (9).

2. The fixture for welding steel pipes for steel structure building according to claim 1, wherein: and telescopic rods (19) are arranged on two sides of the upper part of the hydraulic cylinder (15) to enable the lifting plate (16) to be connected with the top frame (2).

3. The fixture for welding steel pipes for steel structure building according to claim 1, wherein: the inner side of the lower part of the clamping plate (17) is provided with a rotating wheel (18), and the inner side of the upper part is provided with a smooth surface.

4. The fixture for welding steel pipes for steel structure building according to claim 1, wherein: the inner clamping mechanism comprises a transmission block (10) which is provided with a rotating shaft (9) and is arranged on the inner side, an electric push rod (11) is arranged on the outer side of the transmission block (10) in opposite directions, and a tensioning plate (12) is connected to the output end of the electric push rod (11).

5. The fixture for welding steel pipes for steel structure building according to claim 4, wherein: and a rubber layer (13) is connected to the outer side of the tensioning plate (12).

6. The fixture for welding steel pipes for steel structure building according to claim 1, wherein: the novel intelligent hydraulic lifting device is characterized in that a top frame (2) is arranged at the upper end of the base (1), the upper portion of the hydraulic cylinder (15) is connected with the top frame, a control panel (3) is arranged on the outer side of the top frame (2), and lighting equipment is arranged at the upper end of the top frame (2).