CN222873736U - Pipeline welding fixing device - Google Patents

Abstract

The utility model relates to the technical field of pipeline welding auxiliary equipment and discloses a pipeline welding fixing device which comprises a welding table, wherein two clamping assemblies used for clamping and fixing a pipeline are arranged on one side of the welding table, synchronous assemblies capable of enabling the two clamping assemblies to be simultaneously opened and closed and locked are arranged on one side of the two clamping assemblies, and when the pipeline is welded, the clamping assemblies and the synchronous assemblies are arranged, the effect of enabling the two clamping assemblies to be jointly released from being fixedly locked can be achieved by only rotating the synchronous assemblies, so that the pipeline can be placed into the clamping assemblies, then the two clamping assemblies can be jointly fixedly locked by reversely rotating the synchronous assemblies, the clamping assemblies are prevented from loosening during welding, and therefore the clamping assemblies can be rapidly synchronously locked and unlocked, and the welded pipeline can be rapidly replaced.

Description

Pipeline welding fixing device

Technical Field

The utility model relates to the technical field of pipeline welding auxiliary equipment, in particular to a pipeline welding fixing device.

Background

At present, a pipeline is a device which is formed by connecting pipes, pipe connectors, valves and the like and is used for conveying gas, liquid or fluid with solid particles, and the device is mainly used in the fields of metallurgical mining machinery, chemical machinery and the like.

For example, in the chinese patent publication No. CN217019258U, a pipe welding and fixing device is disclosed, and in the above prior art, although the working efficiency of personnel in a workshop engineering device is improved, and welding skew, loopholes and other situations after welding are not generated, and welding quality is improved, two pipes are usually welded together, two pipes need to be clamped and fixed before welding, and two pipes are usually clamped and fixed by bolt and nut matching or clamping equipment, so that not only each time two pipes need to be clamped and fixed separately, but also the clamping and fixing needs to be cancelled after the welding is completed, so that the welding is equivalent to four times of clamping and fixing operations and dismantling operations, which wastes a lot of welding time, and therefore, it is necessary to design a pipe welding and fixing device capable of rapidly fixing and releasing the welded pipes.

Disclosure of utility model

The utility model provides a pipeline welding and fixing device, which aims to solve the technical problem that the pipeline is complicated to fix and release during pipeline welding.

The pipeline welding and fixing device comprises a welding table, two clamping assemblies used for clamping and fixing a pipeline are arranged on one side of the welding table, a synchronous assembly capable of enabling the two clamping assemblies to be simultaneously opened and closed and locked is arranged on one side of the two clamping assemblies, and the clamping assemblies comprise supporting blocks fixedly arranged on one side of the welding table, a first clamping plate fixedly arranged on one side of the supporting blocks and a second clamping plate rotatably arranged on one side of the first clamping plate.

Through the technical scheme, when pipeline welding is carried out, the two clamping assemblies can be synchronously locked or unlocked only by rotating the synchronous assemblies.

As a further improvement of the above scheme, the two first clamping plates and the two second clamping plates are arranged in a semicircular shape.

Through above-mentioned technical scheme, the better centre gripping of pipeline can be with the semicircle ring-shaped.

As a further improvement of the scheme, the inner walls of the first clamping plates and the second clamping plates are provided with sliding grooves, sliding strips are slidably matched in the sliding grooves, and rubber plates which are arranged in a semicircular shape are fixedly arranged on one sides of the sliding strips.

Through above-mentioned technical scheme, the rubber slab can be changed, can with the better adaptation centre gripping of pipeline.

As the further improvement of above-mentioned scheme, two equal fixed mounting in one side of first grip block and two second grip blocks has the fixed plate, synchronous subassembly is including setting up the regulating lever in welding bench one side, fixed mounting at the threaded rod at regulating lever both ends and the stopper that equal thread bush was established on every threaded rod, every the fixed slot with adjacent fixed plate looks adaptation has all been seted up to one side of stopper.

Through above-mentioned technical scheme, the threaded rod rotates and will let the stopper remove to fix two fixed plates or release fixedly.

As a further improvement of the scheme, one side of each supporting block is provided with a moving groove, the inside of each moving groove is provided with a sliding block in sliding fit, and each sliding block is fixedly installed with an adjacent limiting block.

Through the technical scheme, the sliding block is matched with the moving groove to prevent the limiting block from generating rotation offset during moving.

As a further improvement of the scheme, one ends of the two threaded rods are rotatably provided with support plates fixedly arranged with the adjacent support blocks.

Through above-mentioned technical scheme, the backup pad can let threaded rod have one end can have the supporting effect.

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

According to the pipeline welding device, the clamping assemblies and the synchronizing assemblies are arranged, when the pipeline is welded, the two clamping assemblies can be released from the effect of being fixedly locked together only by rotating the synchronizing assemblies, so that the pipeline can be placed into the clamping assemblies, then the two clamping assemblies can be fixedly locked together by rotating the synchronizing assemblies reversely, loosening of the clamping assemblies during welding is prevented, and the clamping assemblies can be quickly and synchronously locked and unlocked and the welded pipeline can be quickly replaced.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a clamping assembly according to the present utility model;

fig. 3 is an enlarged view of the structure of the portion a of fig. 1 according to the present utility model.

Main symbol description:

1. the welding device comprises a welding table, 201, a supporting block, 202, a first clamping plate, 203, a second clamping plate, 301, an adjusting rod, 302, a threaded rod, 303, a limiting block, 4, a sliding bar, 5, a rubber plate, 6, a fixing plate, 7, a sliding block and 8, and a supporting plate.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Please combine fig. 1-3, a pipeline welding fixture of this embodiment, including welding table 1, one side of welding table 1 is equipped with two clamping components that are used for carrying out the centre gripping fixed with the pipeline, one side of two clamping components is equipped with the synchro assembly that makes two clamping components can open simultaneously and close the lock, clamping components includes fixed mounting at the supporting shoe 201 of welding table 1 one side, fixed mounting just can let two clamping components lock or unblock in step of the second grip block 203 of first grip block 202 one side with rotate mounting at first grip block 202 one side, two first grip blocks 202 and two second grip blocks 203 all are the semicircle ring setting, the sliding tray has all been seted up on the inner wall of two first grip blocks 202 and two second grip blocks 203, the inside of every sliding tray all sliding fit has slider 4, one side of every slider 4 all fixed mounting has the rubber slab 5 that is semicircle ring setting, when carrying out pipeline welding, only need rotate the synchro assembly just can let two clamping components lock or unblock, rubber slab 5 can change, can carry out the better centre gripping of pipeline with the pipeline.

Referring to fig. 1-3, a fixing plate 6 is fixedly installed on one side of each of the two first clamping plates 202 and the two second clamping plates 203, the synchronization assembly comprises an adjusting rod 301 arranged on one side of the welding table 1, a threaded rod 302 fixedly installed on two ends of the adjusting rod 301, and a limiting block 303 sleeved on each threaded rod 302, a fixing groove matched with the adjacent fixing plate 6 is formed on one side of each limiting block 303, moving grooves are formed on one side of each supporting block 201, sliding blocks 7 are slidably matched in each moving groove, each sliding block 7 is fixedly installed with the adjacent limiting block 303, a supporting plate 8 fixedly installed with the adjacent supporting block 201 is rotatably installed on one end of each threaded rod 302, the limiting blocks 303 can be moved by rotation of the threaded rods 302, accordingly, the two fixing plates 6 are fixed or unfixed, and the sliding blocks 7 can be prevented from being rotated by matching the moving grooves when moving.

The implementation principle of the pipeline welding and fixing device in the embodiment of the application is that when a pipeline is welded, the adjusting rod 301 is pulled upwards by hand, so that the threaded rods 302 at two ends can rotate, the limiting blocks 303 can move after the threaded rods 302 rotate, so that the two fixing plates 6 can be separated from the fixing grooves of the limiting blocks 303, the two second clamping plates 203 can be opened, the rubber plates 5 can be pulled out according to the size of the pipeline to be replaced, after the pipeline is replaced and clamped, the adjusting rod 301 is pressed downwards, the threaded rods 302 can rotate reversely, so that the limiting blocks 303 can move again, the two fixing plates 6 are inserted into the fixing grooves of the limiting blocks 303, after the two fixing plates 6 are fixed, the second clamping plates 203 can not be opened, the pipeline can be welded after being clamped and fixed, the clamping assembly can be opened or locked only by one step, the clamping assembly can be quickly and synchronously locked and unlocked, and the welded pipeline can be quickly replaced.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (6)

1. The utility model provides a pipeline welded fastening device, includes welding bench (1), its characterized in that, one side of welding bench (1) is equipped with two and is used for carrying out the centre gripping fixed clamping assembly with the pipeline, two one side of clamping assembly is equipped with the synchronous subassembly that lets two clamping assembly can open simultaneously and close the lock die, clamping assembly includes fixed mounting supporting shoe (201) in welding bench (1) one side, fixed mounting first grip block (202) in supporting shoe (201) one side and rotates second grip block (203) of installing in first grip block (202) one side.

2. A pipe welding fixture as claimed in claim 1, wherein both said first clamping plates (202) and said second clamping plates (203) are arranged in a semi-circular ring.

3. A pipe welding fixture as claimed in claim 1, wherein the inner walls of the two first clamping plates (202) and the two second clamping plates (203) are provided with sliding grooves, sliding strips (4) are slidably fitted in the sliding grooves, and rubber plates (5) arranged in a semicircular shape are fixedly arranged on one sides of the sliding strips (4).

4. A pipeline welding fixture as claimed in claim 1, characterized in that two first clamping plates (202) and two second clamping plates (203) are fixedly provided with fixing plates (6) on one sides thereof, the synchronizing assembly comprises an adjusting rod (301) arranged on one side of the welding table (1), threaded rods (302) fixedly arranged on two ends of the adjusting rod (301) and limiting blocks (303) sleeved on each threaded rod (302) in a threaded manner, and a fixing groove matched with the adjacent fixing plate (6) is formed on one side of each limiting block (303).

5. A pipe welding fixture as defined in claim 4, wherein one side of each of said support blocks (201) is provided with a moving groove, each of said moving grooves being slidably fitted with a slide block (7), each of said slide blocks (7) being fixedly mounted with an adjacent stopper (303).

6. A pipe welding fixture as claimed in claim 4, wherein one end of each of said threaded rods (302) is rotatably mounted with a support plate (8) fixedly mounted with an adjacent support block (201).