CN211438732U

CN211438732U - Fixing device for elbow welding

Info

Publication number: CN211438732U
Application number: CN201921852405.2U
Authority: CN
Inventors: 张育光
Original assignee: Chengdu Rongguang Hardware Products Co ltd
Current assignee: Chengdu Rongguang Hardware Products Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-09-08
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a fixing device for welding a bent pipe, which comprises a base and a slide rail, the grip slipper, the ring channel has been seted up to the upper surface of base, the pit, the side channel has all been seted up to the left and right sides face of ring channel, the bottom surface fixedly connected with backing roll of ring channel, the bottom welding of slide rail has the slider, the gyro wheel has all been welded to the left and right sides face of slider, the one end welding of slide rail has the connecting block, the connecting block has the second lead screw through threaded connection, the top welding of second lead screw has the rotatory handle of second, the bottom welding of second lead screw has the second briquetting, the bottom welding of second briquetting has a plurality of bump, the V-arrangement groove has been seted up to the upper surface of grip slipper, the upper surface of grip slipper articulates there is the hoop, there is first lead screw through threaded connection in the centre of hoop, the top welding of first lead. Through slide rail and base, can adjust the angle of contained angle between two slide rails, conveniently carry out the centre gripping to the return bend that bending angle is different.

Description

Fixing device for elbow welding

Technical Field

The utility model relates to a pipe fitting processing technology field especially relates to a fixing device of return bend welding usefulness.

Background

The pipe fitting is a general name of parts in a pipeline system which play roles in connection, control, diversion, sealing, supporting and the like, and the bent pipe is bent by adopting a complete set of bending equipment and is divided into two processes of cold bending and hot pushing. No matter which kind of machine equipment and pipeline, the elbow pipe is mostly used for oil transportation, gas transportation, liquid transportation, engineering bridge construction and the like.

In the process of processing and manufacturing the pipe fitting, the pipe fitting and the pipe fitting are often required to be welded, and for the bent pipe, as the bent pipe is in a bent shape, the bent pipe is not easy to clamp and fix during welding, so that the welding efficiency of the bent pipe is lowered, and the welding quality is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a return bend welding usefulness fixing device is fixed with the difficult clamping of the return bend that solves above-mentioned background art and provide when the welding, leads to the welding efficiency step-down of return bend, problem that welding quality descends.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fixing device for welding a bent pipe comprises a base, a sliding rail and a clamping seat, wherein the upper surface of the base is provided with a ring-shaped groove and a pit, the pit is positioned outside the ring-shaped groove, the left side surface and the right side surface of the ring-shaped groove are both provided with side grooves, the bottom surface of the ring-shaped groove is fixedly connected with a supporting roller, the sliding rail is positioned above the base, the bottom of the sliding rail is welded with a sliding block, the sliding block is positioned in the ring-shaped groove, the left side surface and the right side surface of the sliding block are both welded with idler wheels, the idler wheels are in rolling connection with the side grooves, one end of the sliding rail is welded with a connecting block, the connecting block is connected with a second lead screw through threads, the top of the second lead screw is welded with a second rotating handle, the bottom of the, the bump is located the pit directly over, grip slipper sliding connection is in the top of slide rail, the V-arrangement groove has been seted up to the upper surface of grip slipper, the upper surface of grip slipper articulates there is the hoop, there is first lead screw in the centre of hoop through threaded connection, the top welding of first lead screw has first rotatory handle, the hoop is run through to the bottom of first lead screw, the bottom welding of first lead screw has first briquetting.

Furthermore, the pits are distributed on the upper surface of the base in a circular ring shape, and the pits are clamped with the salient points.

Further, the quantity of slide rail is two, and two slide rail cooperations use to the equal sliding connection in top of every slide rail has two grip slipper.

Further, the bottom of the sliding block is in rolling connection with the top of the supporting roller.

Further, the cross-sectional shape of the V-shaped groove is V-shaped, the V-shaped groove is located on the inner side of the hoop, and the first lead screw on the hoop is located right above the V-shaped groove.

Furthermore, the hoop is of a semicircular structure, one end of the hoop is hinged to the upper surface of the clamping seat, and the other end of the hoop is connected with the upper surface of the clamping seat through a screw.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

through the matching arrangement of the two sliding rails and the base, the sliding rails can slide on the upper surface of the base, so that the included angle between the two sliding rails can be adjusted, and bent pipes with different bending angles can be conveniently supported and clamped;

the clamping seats can slide on the sliding rail through the matching arrangement of the two clamping seats on the sliding rail, one clamping seat can clamp one end of the bent pipe, the other clamping seat can clamp the welded pipe fitting, the distance between the two clamping seats is adjusted, the bent pipe and the welding end face of the welded pipe can be attached to each other and welded, the bent pipe can be conveniently and rapidly welded, and the trouble of manual alignment is avoided;

through the V-arrangement groove of grip slipper, can be so that the grip slipper can carry out the clamping to the pipe fitting of equidimension not to the V-arrangement groove can guarantee that two pipe fittings that the size is the same have very high axiality when the welding, can effectively improve the welding quality of pipe fitting.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1 according to the present invention.

Fig. 3 is a partially enlarged schematic view of the point B of fig. 1 according to the present invention.

Fig. 4 is a schematic cross-sectional view of the slide rail of the present invention.

Fig. 5 is a schematic top view of the present invention.

Fig. 6 is a schematic view of the top view of the present invention with the bent tube.

In FIGS. 1-6: 1-base, 101-annular groove, 102-side groove, 103-pit, 2-sliding rail, 201-sliding block, 202-connecting block, 3-clamping seat, 301-V-shaped groove, 4-roller, 5-supporting roller, 6-hoop, 7-first lead screw, 701-first rotating handle, 702-first pressing block, 8-second lead screw, 801-second rotating handle, 802-second pressing block and 803-salient point.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please refer to fig. 1 to 6:

the utility model provides a fixing device that elbow welding used, including base 1, slide rail 2, grip slipper 3, following each part to a fixing device that elbow welding used carries out the detailed description:

the upper surface of the base 1 is provided with an annular groove 101 and a pit 103, the pit 103 is positioned outside the annular groove 101, the left side surface and the right side surface of the annular groove 101 are both provided with side grooves 102, and the bottom surface of the annular groove 101 is fixedly connected with a supporting roller 5;

specifically, the annular groove 101 can be matched with the sliding block 201 of the sliding rail 2, so that the sliding rail 2 can make a circular motion around the center of the circle of the base 1, meanwhile, the annular groove 101 can provide a guiding effect for the movement of the sliding rail 2, and when the sliding block 201 moves in the annular groove 101, the rollers 4 on two sides of the sliding block 201 can roll in the side grooves 102, so that the sliding block 201 can be ensured to move smoothly, and the supporting roller 5 can provide a supporting effect when the sliding block 201 moves, so that the moving smoothness of the sliding block 201 is further improved;

according to the above, the slide rail 2 is located above the base 1, the slide block 201 is welded at the bottom of the slide rail 2, the slide block 201 is located in the annular groove 101, the rollers 4 are welded on the left side surface and the right side surface of the slide block 201, the rollers 4 are in rolling connection with the side grooves 102, the connecting block 202 is welded at one end of the slide rail 2, the connecting block 202 is connected with the second lead screw 8 through threads, the second rotating handle 801 is welded at the top of the second lead screw 8, the bottom of the second lead screw 8 penetrates through the connecting block 202, the second pressing block 802 is welded at the bottom of the second lead screw 8, the plurality of salient points 803 are welded at the bottom of the second pressing block;

specifically, the slide rails 2 can clamp the pipe fitting through the clamping seats 3, and the bent pipes with different bending angles can be conveniently supported and clamped by adjusting the included angle between the two slide rails 2, and when the slide rails 2 are adjusted to a required angle, if the slide rails 2 need to be fixed, the slide rails 2 only need to be rotated by rotating the second rotating handle 801 by hands to drive the second screw 8 to rotate, so that the second pressing block 802 moves downwards, the salient points 803 of the second pressing block 802 are inserted into the pits 103 on the upper surface of the base 1, and the slide rails 2 are fixed at the current position;

according to the above, the clamping seat 3 is connected above the sliding rail 2 in a sliding manner, the upper surface of the clamping seat 3 is provided with the V-shaped groove 301, the upper surface of the clamping seat 3 is hinged with the hoop 6, the middle of the hoop 6 is connected with the first lead screw 7 through threads, the top of the first lead screw 7 is welded with the first rotating handle 701, the bottom of the first lead screw 7 penetrates through the hoop 6, and the bottom of the first lead screw 7 is welded with the first pressing block 702;

specifically, the clamping seats 3 on each slide rail 2 are divided into two parts, and the two parts can slide on the slide rails 2, wherein the clamping seat 3 close to one side of the center of the circle of the base 1 can clamp the bent pipe, and the other part can clamp the welded pipe, as shown in fig. 6;

when the pipe fitting is clamped, one end of the hoop 6 is connected with the clamping seat 3 through a screw, so that the hoop 6 can be opened firstly, then the pipe fitting is placed into the V-shaped groove 301 of the clamping seat 3, then the hoop 6 is restored to the original state and fixed, then the first screw 7 is driven to rotate through the first rotating handle 701, then the first pressing block 702 moves downwards and extrudes and clamps the pipe fitting in the V-shaped groove 301, and the pipe fitting is fixed;

after the return bend finishes with the equal clamping of welded pipe, alright remove grip slipper 3 for the face of weld of return bend laminates mutually with the face of weld of welded pipe, alright weld the department of laminating afterwards, so through this kind of structure, can conveniently carry out the clamping to the return bend fixed, can improve welding efficiency and welding quality simultaneously.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a fixing device that return bend welding was used, includes base (1), slide rail (2), grip slipper (3), its characterized in that:

the upper surface of the base (1) is provided with an annular groove (101) and a pit (103), the pit (103) is positioned on the outer side of the annular groove (101), the left side surface and the right side surface of the annular groove (101) are provided with side grooves (102), and the bottom surface of the annular groove (101) is fixedly connected with a supporting roller (5);

the sliding rail (2) is located above the base (1), a sliding block (201) is welded at the bottom of the sliding rail (2), the sliding block (201) is located in an annular groove (101), rollers (4) are welded on the left side surface and the right side surface of the sliding block (201), the rollers (4) are in rolling connection with side grooves (102), a connecting block (202) is welded at one end of the sliding rail (2), a second lead screw (8) is connected to the connecting block (202) through threads, a second rotating handle (801) is welded at the top of the second lead screw (8), the bottom of the second lead screw (8) penetrates through the connecting block (202), a second pressing block (802) is welded at the bottom of the second lead screw (8), a plurality of salient points (803) are welded at the bottom of the second pressing block (802), and the salient points (803) are located right above the pits (103);

holder (3) sliding connection is in the top of slide rail (2), V-arrangement groove (301) have been seted up to the upper surface of holder (3), the upper surface of holder (3) articulates there is hoop (6), there is first lead screw (7) in the centre of hoop (6) through threaded connection, the top welding of first lead screw (7) has first rotatory handle (701), the bottom of first lead screw (7) runs through hoop (6), the bottom welding of first lead screw (7) has first briquetting (702).

2. The fixing device for welding the elbow pipe according to claim 1, wherein: the pits (103) are distributed on the upper surface of the base (1) in a circular ring shape, and the pits (103) are clamped with the salient points (803).

3. The fixing device for welding the elbow pipe according to claim 1, wherein: the quantity of slide rail (2) is two, and two slide rail (2) cooperations are used to the equal sliding connection in top of every slide rail (2) has two grip slipper (3).

4. The fixing device for welding the elbow pipe according to claim 1, wherein: the bottom of the sliding block (201) is in rolling connection with the top of the supporting roller (5).

5. The fixing device for welding the elbow pipe according to claim 1, wherein: the cross section of the V-shaped groove (301) is V-shaped, the V-shaped groove (301) is located on the inner side of the hoop (6), and the first lead screw (7) on the hoop (6) is located right above the V-shaped groove (301).

6. The fixing device for welding the elbow pipe according to claim 1, wherein: the hoop (6) is of a semicircular annular structure, one end of the hoop (6) is hinged to the upper surface of the clamping seat (3), and the other end of the hoop is connected with the upper surface of the clamping seat (3) through a screw.