CN209532566U - An Adjustable Ship Pipeline Welding Clamp - Google Patents

Abstract

The utility model discloses an adjustable ship pipeline welding fixture, which comprises a bottom plate and a U-shaped fixed plate, a hydraulic expansion rod is fixedly installed in the center of the upper part of the bottom plate, and the lower part of the U-shaped fixed plate is installed on a hydraulic The top of the telescopic rod, the spherical connection block is installed in the spherical groove through the locking mechanism, the adjusting screw is arranged in the second screw hole, the elastic splint is installed on the inner side of the U-shaped fixed plate, and the elastic splint There are connecting plates installed at both ends of the two adjusting screws, and one end of the two adjusting screws runs through the chute and is respectively connected with one side of the two connecting plates. The distance is equipped with rollers. The utility model is simple in structure, easy to use and easy to adjust, and can be used for welding pipes with different diameters, and is easy to rotate to ensure the welding quality.

Description

An Adjustable Ship Pipeline Welding Clamp

technical field

The invention relates to the technical field of ship pipeline welding equipment, and more specifically relates to an adjustable ship pipeline welding fixture.

Background technique

As we all know, in general shipyards, pipes of various diameters often need to be girth welded during the shipbuilding process, and clamps are generally required to fix the pipes during welding. The existing pipe welding fixtures: (1) can only fix the pipes, and the pipes Rolling is difficult and welding is difficult, and the welding quality cannot be guaranteed; (2) Due to the large number of pipes in ships and different diameters, one pipe welding fixture can only be used for one type of pipe, which cannot meet the requirements of the pipes required for shipbuilding at the same time. Welding; (3) The irregular rotation of the welding fixture often causes concentricity deviation of the two pipes during the rotation welding process, resulting in poor welding quality.

Contents of the invention

In order to solve the above problems in the prior art, the present invention provides an adjustable ship pipe welding fixture, which can facilitate the rolling of the pipe and improve the welding quality.

The present invention adopts following technical scheme:

An adjustable welding fixture for ship pipelines, comprising a bottom plate and a U-shaped fixed plate, a hydraulic telescopic rod is fixedly installed in the center of the upper part of the bottom plate, and the lower part of the U-shaped fixed plate is installed on the top of the hydraulic telescopic rod through an adjustment mechanism, The adjustment mechanism includes a mounting block fixedly installed on the lower part of the U-shaped fixed plate and a spherical connecting block installed on the top of the hydraulic telescopic rod. The bottom of the mounting block is provided with a spherical groove, and the spherical connecting block is installed through a locking mechanism. In the spherical groove, both ends of the U-shaped fixing plate are fixedly installed with mounting plates, and second screw holes are opened on the mounting plates, and adjusting screws are arranged in the second screw holes. The inner side of the U-shaped fixed plate is equipped with elastic splints, and connecting plates are installed at both ends of the elastic splints, and one end of the two adjusting screws runs through the chute and is respectively movably connected with one side of the two connecting plates. The inner side of the splint is provided with installation grooves, and rollers are installed equidistantly in the installation grooves.

Preferably, the locking mechanism includes two first screw holes symmetrically opened on the side wall of the mounting block, each of the first screw holes is provided with a locking screw, and one end of the locking screw is connected to the spherical The outer wall of the block is connected.

Preferably, slide grooves are provided on the two connecting plates, sliders are fixedly installed at one end of the two adjusting screws, and the two sliders are respectively movably arranged in the two slide grooves.

Preferably, the bottom of the elastic splint is fixedly connected to the inner bottom of the U-shaped fixing plate through a connecting column.

Preferably, the rollers are provided with rotating shafts, and both sides of the inner wall of the installation groove are provided with fixing holes, and the two ends of the rotating shafts are respectively fixedly connected to the fixing holes.

Preferably, a fixing screw is fixedly installed at the center of the top of the hydraulic telescopic rod, a third screw hole is opened at the bottom of the spherical connection block, and the upper part of the fixing screw is arranged in the third screw hole.

Beneficial effects of the present invention:

Installing plates are arranged at both ends of the U-shaped fixing plate, adjusting screw rods are arranged on the installing plate, elastic splints are installed in the U-shaped fixing plate, connecting plates are arranged at both ends of the elastic splint, and the connecting plate and the adjusting screw Flexible connection, easy to adjust the diameter of the pipe clamped by the elastic splint, strong applicability, easy to use, by opening a mounting groove on the inner side of the elastic splint, and installing rollers in the mounting groove, it is convenient for the pipe to rotate during welding and ensure the welding quality. The upper part of the telescopic rod is installed with a spherical connecting block, and the lower part of the U-shaped fixing plate is provided with a mounting block. The spherical connecting block is flexibly connected with the mounting block, which is convenient for adjusting the welding angle of the pipeline and is easy to use. The plate connection facilitates the adjustment of the welding height of the pipeline. The invention is simple in structure, convenient to use and easy to adjust, applicable to the welding of pipelines with different diameters, and convenient to rotate to ensure the welding quality.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a partial enlarged schematic diagram of A place in Fig. 1;

Fig. 3 is a schematic diagram of the connecting structure of the elastic splint and the roller of the present invention.

In the figure: 1. Base plate, 2. Hydraulic telescopic rod, 3. Spherical connecting block, 4. Locking screw, 5. Spherical groove, 6. U-shaped fixing plate, 7. Mounting plate, 8. Adjusting screw, 9. Roller, 10, elastic splint, 11, connecting column, 12, mounting block, 13, first screw hole, 14, connecting plate, 15, second screw hole, 16, rotating shaft, 17, mounting groove, 18, slider, 19, chute, 20, fixing hole.

Detailed ways

The present invention will be described below in conjunction with the accompanying drawings and specific embodiments.

Referring to an adjustable ship pipeline welding fixture shown in Figures 1 to 3, it includes a bottom plate 1 and a U-shaped fixed plate 6. The upper center of the bottom plate 1 is fixed with a hydraulic telescopic rod 2, and the lower part of the U-shaped fixed plate 6 is adjusted. The mechanism is installed on the top of the hydraulic telescopic rod 2, and the adjustment mechanism includes a mounting block 12 fixedly installed on the bottom of the U-shaped fixed plate 6 and a spherical connection block 3 installed on the top of the hydraulic telescopic rod 2. The top center of the hydraulic telescopic rod 2 is fixedly installed with For the fixed screw, the bottom of the spherical connection block 3 is provided with a third screw hole, and the top of the fixed screw is arranged in the third screw hole, which is convenient for disassembly and transportation.

The bottom of the mounting block 12 is provided with a spherical groove 5, and the spherical connecting block 3 is installed in the spherical groove 5 through a locking mechanism. The locking mechanism includes two first screw holes 13 symmetrically provided on the side wall of the mounting block 12, Locking screws 4 are arranged in the first screw holes 13, and one end of the locking screws 4 is connected with the outer wall of the spherical connection block 3, so as to facilitate the adjustment of the direction of the U-shaped fixing plate 6 and is practical.

The two ends of U-shaped fixed plate 6 are all fixedly installed with mounting plate 7, are all provided with second screw hole 15 on the mounting plate 7, are all provided with adjusting screw rod 8 in the second screw hole 15, and U-shaped fixed plate 6 inboards are installed with Elastic splint 10, the two ends of elastic splint 10 are all equipped with connecting plate 14, all offer chute 19 on two connecting plates 14, one end of two adjusting screw rods 8 all runs through chute 19 and connects with two connecting plates 14 respectively. One side is movably connected, and one end of the two adjusting screw rods 8 is fixedly equipped with a slider 18, and the two sliders 18 are respectively movably arranged in two chute 19, which is convenient for adjusting the distance between the two ends of the elastic splint 10, and can fix different diameters. The use of pipelines has strong applicability. The bottom of the elastic splint 10 is fixedly connected with the inner bottom of the U-shaped fixed plate 6 through the connecting column 11, which is convenient to use and has strong stability. Rollers 9 are installed equidistantly, and rotating shafts 16 are arranged on the rollers 9. Fixing holes 20 are provided on both sides of the inner wall of the mounting groove 17. The two ends of the rotating shafts 16 are fixedly connected with the fixing holes 20 respectively, which is convenient for pipeline rotation and welding.

Working principle: when the present invention is used, the bottom plate 1 with the hydraulic telescopic rod 2 is first placed in the welding area, and then the mounting block 12 at the lower part of the U-shaped fixing plate 6 is connected with the spherical connection block 3 at the upper part of the hydraulic telescopic rod 2, and then Place the pipeline to be welded on the elastic splint 10, and connect the pipeline with the roller 9 in the elastic splint 10, then tighten the adjusting screw 8 on the two mounting plates 7 at the same time, and the adjusting screw 8 pushes the two connecting plates 14 to U The U-shaped fixed plate 6 shrinks, and the connecting plate 14 drives the elastic splint 10 to shrink to fix the pipeline, and then rotate the angle between the installation block 12 and the hydraulic expansion rod 2 to change the angle of the pipeline in the elastic splint 10 on the U-shaped fixed plate 6 , after the angle is adjusted, utilize the locking screw rod 4 to fix the spherical connection block 3 in the spherical groove 5 on the mounting block 12, and finally adjust the height of the hydraulic telescopic rod 2 through the spherical groove 5 to adjust the welding height of the pipeline. The invention is convenient to use and has strong applicability.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (6)

1. An adjustable welding fixture for ship pipelines, comprising a base plate (1) and a U-shaped fixed plate (6), the upper center of the base plate (1) is fixedly equipped with a hydraulic telescopic rod (2), and the U-shaped fixed plate The lower part of the plate (6) is installed on the top of the hydraulic telescopic rod (2) through an adjustment mechanism, which is characterized in that the adjustment mechanism includes a mounting block (12) fixedly installed on the lower part of the U-shaped fixed plate (6) And the spherical connection block (3) installed on the top of the hydraulic telescopic rod (2), the bottom of the installation block (12) is provided with a spherical groove (5), the spherical connection block (3) through the locking mechanism Installed in the spherical groove (5), the two ends of the U-shaped fixed plate (6) are fixedly installed with the mounting plate (7), and the second screw hole (15) is provided on the mounting plate (7). , the second screw hole (15) is provided with an adjusting screw (8), the inner side of the U-shaped fixing plate (6) is equipped with an elastic splint (10), and both ends of the elastic splint (10) are installed There is a connecting plate (14), and one end of the two adjusting screw rods (8) runs through the chute (19) and is respectively movably connected with one side of the two connecting plates (14), and the inner side of the elastic splint (10) is opened There are mounting grooves (17), and rollers (9) are equidistantly installed in the mounting grooves (17). 2. The adjustable ship pipeline welding fixture according to claim 1, characterized in that: the locking mechanism includes two first screw holes (13) symmetrically provided on the side wall of the mounting block (12), Each of the first screw holes (13) is provided with a locking screw (4), and one end of the locking screw (4) is connected to the outer wall of the spherical connection block (3). 3. An adjustable ship pipeline welding fixture according to claim 1, characterized in that: two connecting plates (14) are provided with chute (19), and the two adjusting screws (8) One end of each is fixedly equipped with a slide block (18), and the two slide blocks (18) are respectively movably arranged in the two slide grooves (19). 4. An adjustable ship pipe welding fixture according to claim 1, characterized in that: the bottom of the elastic splint (10) is connected to the inner bottom of the U-shaped fixing plate (6) through the connecting column (11) Fixed connection. 5. An adjustable ship pipeline welding fixture according to claim 1, characterized in that: the rollers (9) are provided with rotating shafts (16), and both sides of the inner wall of the installation groove (17) are provided with There is a fixing hole (20), and the two ends of the rotating shaft (16) are respectively fixedly connected with the fixing hole (20). 6. An adjustable ship pipeline welding fixture according to claim 1, characterized in that: the center of the top of the hydraulic telescopic rod (2) is fixedly installed with a fixed screw, and the bottom of the spherical connecting block (3) is opened There is a third screw hole, and the upper part of the fixing screw is arranged in the third screw hole.