CN219944897U - Automatic argon arc welding device for large-diameter annular pipeline - Google Patents

Abstract

The utility model discloses an automatic argon arc welding device for a large-diameter annular pipeline, which comprises a welding platform, wherein a ring pipe fixing device is arranged at one end of the welding platform, a welding support plate is fixedly arranged at the other end of the welding platform, a fine adjustment fixing device is fixedly arranged on the welding support plate, an axial welding device is fixedly arranged on one side, close to the fine adjustment device, of the welding support plate, a positioning support frame is fixedly arranged in the middle of the welding platform, and a plurality of positioning pin holes are formed in the positioning support frame.

Description

Automatic argon arc welding device for large-diameter annular pipeline

Technical Field

The utility model relates to the technical field of argon arc welding equipment, in particular to an automatic argon arc welding device for a large-diameter annular pipeline.

Background

Argon arc welding is one of the common connection modes of pipeline connectors, and has the advantages of high welding efficiency, small deformation and high pressure bearing capacity. At present, manual argon arc welding and automatic argon arc welding are mainly adopted, and the automatic argon arc welding has the advantages of stable welding quality, high welding consistency, low personnel dependence and the like.

The gas supply pipeline of the pneumatic equipment needs an annular pipeline with a large bending radius according to an application scene, the annular pipeline is equally divided into eight sections when the pipeline is processed, and is assembled and manually welded on site after being transported to a construction site, and although automatic argon arc welding has stable welding quality, due to the large bending radius structure of the pipeline, a special universal fixed structure and an operation platform are not provided, so that the automatic welding is low in realization degree, low in efficiency, small in coverage range and strong in personnel technical dependence. Therefore, special devices are required to be designed for the automatic welding of different connecting pieces.

Disclosure of Invention

The utility model aims to provide an automatic argon arc welding device for a large-diameter annular pipeline, which can adapt to pipeline welding with large bending radius, improves welding efficiency, and has high welding precision and good stability so as to solve the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

the automatic argon arc welding device for the large-diameter annular pipeline comprises a welding platform, wherein a ring pipe fixing device is arranged at one end of the welding platform, a welding support plate is fixedly arranged at the other end of the welding platform, a fine adjustment fixing device is fixedly arranged on the welding support plate, and an axial welding device is fixedly arranged on one side, close to the fine adjustment device, of the welding support plate;

the axial welding device comprises a welding end backing plate fixedly arranged on a welding support plate, a triaxial combined manual sliding table fixedly arranged on the welding end backing plate, a welding machine connecting plate fixedly arranged on the triaxial combined manual sliding table, and an open type automatic argon arc welding machine fixedly arranged on the welding machine connecting plate;

the fine adjustment fixing device comprises an axial backing plate fixedly arranged on a welding support plate, a single-shaft manual sliding table fixedly arranged on the axial backing plate, a welding end flange connecting frame fixedly arranged on a moving plate of the single-shaft manual sliding table and a constraint flange I arranged on the welding end flange connecting frame.

Further, the ring canal fixing device comprises a fixed end adapter plate, a fixed end base plate, a fixed end flange connecting frame and a constraint flange II, wherein the fixed end base plate is fixedly arranged on the fixed end adapter plate, the fixed end flange connecting frame is fixedly arranged on the fixed end base plate, and the constraint flange II is fixedly arranged on the fixed end flange connecting frame.

Further, the manual slip table of triaxial combination comprises the manual slip table of X axle of setting firmly on the welding end backing plate, the manual slip table of Y axle of setting firmly on the movable plate of the manual slip table of X axle and the manual slip table of Z axle of setting firmly on the movable plate of the manual slip table of Y axle, the welding machine connecting plate sets firmly on the movable plate of the manual slip table of Z axle.

Further, a positioning support frame is fixedly arranged at the middle position of the welding platform and used for supporting the annular pipeline.

Still further, set up a plurality of location pinholes on the location support frame, be provided with U type clamp in the location pinhole to be used for fixing the annular pipeline on welded platform.

The beneficial effects of the utility model are as follows: according to the utility model, the welding position of the open type automatic argon arc welding machine is adjusted through the three-shaft combined manual sliding table arranged on the welding platform, and the welding position is finely adjusted through the fine adjustment fixing device, so that feeding and discharging of the annular pipeline are facilitated, the welding efficiency is improved, and the welding precision is high and the stability is good.

Drawings

FIG. 1 is a schematic diagram of the whole structure of an automatic argon arc welding device for large-diameter annular pipelines;

FIG. 2 is a schematic view of the installation structure of the restraining flange I provided by the utility model;

FIG. 3 is a schematic structural view of a three-axis combined manual sliding table provided by the utility model;

fig. 4 is a schematic structural diagram of a positioning support frame provided by the utility model.

The reference numerals in the drawings indicate: 100. a welding platform; 110. positioning a supporting frame; 111. a U-shaped clamp; 200. a grommet fixing device; 210. a fixed end adapter plate; 220. a fixed end backing plate; 230. a fixed end flange connecting frame; 240. a restraining flange II; 300. welding a supporting plate; 400. fine tuning the fixing device; 410. an axial backing plate; 420. a single-shaft manual sliding table; 430. welding an end flange connecting frame; 440. a restraining flange I; 500. an axial welding device; 510. welding an end backing plate; 520. three-axis combined manual sliding table; 521. x-axis manual sliding table; 522. y-axis manual sliding table; 523. z-axis manual sliding table; 530. a welding machine connecting plate; 540. an open automatic argon arc welding machine.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples are as follows:

as shown in fig. 1 and 2, an automatic argon arc welding device for a large-diameter annular pipeline comprises a welding platform 100, a ring pipe fixing device 200 arranged at one end of the welding platform 100, a welding support plate 300 fixedly arranged at the other end of the welding platform, a fine adjustment fixing device 400 fixedly arranged on the welding support plate 300 through bolts, an axial welding device 500 fixedly arranged on one side of the welding support plate 300 close to the fine adjustment device through bolts, wherein the axial welding device 500 comprises a welding end base plate 510 fixedly arranged on the welding support plate 300 through bolts, a triaxial combined manual sliding table 520 fixedly arranged on the welding end base plate 510 through bolts, a welding machine connecting plate 530 fixedly arranged on the triaxial combined manual sliding table 520 through bolts, and an open automatic argon arc welding machine 540 fixedly arranged on the welding machine connecting plate 530 through bolts, wherein the model of the triaxial combined manual sliding table 520 is XYZKST200, and the specific reference website: https:// detail.1688. Com/offer/64694862794. Html, the specific structure of the open automated argon arc welder 540 is referred to the web site: https:// detail.1688. Com/offer/6225782556425. Html, the fine tuning fixture 400 includes an axial shim plate 410 bolted to a weld backing plate 300, a single axis manual slip 420 bolted to the axial shim plate 410, a weld end flange mount 430 bolted to a moving plate of the single axis manual slip 420, and a restraint flange i 440 mounted to the weld end flange mount 430.

As shown in fig. 4, a positioning support frame 110 is welded at the middle position of the welding platform 100 and is used for supporting an annular pipeline, four positioning pin holes are formed in the positioning support frame 110, and a U-shaped clamp 111 is arranged in each positioning pin hole and is used for fixing the annular pipeline on the welding platform 100.

The circular pipe with large bending radius is cut into eight sections at equal angles, each section of circular pipe is placed on the positioning support frame 110, the circular pipe is clamped by two U-shaped clamps 111 and is inserted into the positioning pin holes to be tightened by nuts, the circular pipe fixing device 200 comprises a fixed end adapter plate 210 fixed on the welding platform 100 by bolts, a fixed end backing plate 220 fixed on the fixed end adapter plate 210 by bolts, a fixed end flange connecting frame 230 fixed on the fixed end backing plate 220 by bolts and a constraint flange II 240 fixed on the fixed end flange connecting frame 230 by bolts, a three-axis combined manual sliding table 520 shown in fig. 3 is composed of an X-axis manual sliding table 521 fixed on the welding end backing plate 510 by bolts, a Y-axis manual sliding table 522 fixed on the moving plate of the X-axis manual sliding table 521 by bolts and a Z-axis manual sliding table 523 fixed on the moving plate of the Y-axis manual sliding table 522 by bolts, the welding machine 530 is automatically withdrawn from the welding machine by adjusting the X-axis manual sliding table 523, the Y-axis manual sliding table 522 and the X-axis manual argon arc welding machine by adjusting the X-axis manual sliding table to automatically withdraw from the welding machine 521, and the automatic argon arc welding machine is automatically adjusted to be aligned with the open welding seam 540 after the welding position of the welding machine is automatically adjusted to be in the direction of the welding line of the circular weld, and the welding seam is opened, and the welding seam is automatically welded is opened and the welding seam is automatically aligned with the welding seam is opened and the welding seam is automatically 540 by the welding seam is automatically opened.

In addition, the position of the constraint flange I440 is adjusted through the single-shaft manual sliding table 420, so that the position of the welding line is finely adjusted, and feeding and discharging of the annular pipeline are facilitated.

To sum up: the utility model has simple structure, can adapt to the pipeline welding with large bending radius, improves the welding efficiency, and has high welding precision and good stability.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (5)

1. The utility model provides an automatic argon arc welding set of major diameter annular pipeline, includes welding platform (100), its characterized in that: the welding device comprises a ring pipe fixing device (200) arranged at one end of a welding platform (100), a welding support plate (300) is fixedly arranged at the other end of the welding platform, a fine adjustment fixing device (400) is fixedly arranged on the welding support plate (300), and an axial welding device (500) is fixedly arranged on one side, close to the fine adjustment device, of the welding support plate (300);

the axial welding device (500) comprises a welding end base plate (510) fixedly arranged on a welding support plate (300), a three-axis combined manual sliding table (520) fixedly arranged on the welding end base plate (510), a welding machine connecting plate (530) fixedly arranged on the three-axis combined manual sliding table (520) and an open automatic argon arc welding machine (540) fixedly arranged on the welding machine connecting plate (530);

the fine adjustment fixing device (400) comprises an axial backing plate (410) fixedly arranged on the welding support plate (300), a single-shaft manual sliding table (420) fixedly arranged on the axial backing plate (410), a welding end flange connecting frame (430) fixedly arranged on a moving plate of the single-shaft manual sliding table (420) and a constraint flange I (440) arranged on the welding end flange connecting frame (430).

2. An automatic argon arc welding device for a large-diameter annular pipeline according to claim 1, wherein: the ring canal fixing device (200) comprises a fixed end adapter plate (210) fixedly arranged on the welding platform (100), a fixed end base plate (220) fixedly arranged on the fixed end adapter plate (210), a fixed end flange connecting frame (230) fixedly arranged on the fixed end base plate (220) and a constraint flange II (240) fixedly arranged on the fixed end flange connecting frame (230).

3. An automatic argon arc welding device for a large-diameter annular pipeline according to claim 1, wherein: the three-axis combined manual sliding table (520) is composed of an X-axis manual sliding table (521) fixedly arranged on a welding end base plate (510), a Y-axis manual sliding table (522) fixedly arranged on a moving plate of the X-axis manual sliding table (521) and a Z-axis manual sliding table (523) fixedly arranged on a moving plate of the Y-axis manual sliding table (522), and the welding machine connecting plate (530) is fixedly arranged on the moving plate of the Z-axis manual sliding table (523).

4. An automatic argon arc welding device for a large-diameter annular pipeline according to claim 1, wherein: and a positioning support frame (110) is fixedly arranged in the middle of the welding platform (100) and used for supporting the annular pipeline.

5. An automatic argon arc welding device for large diameter annular pipe according to claim 4, wherein: a plurality of positioning pin holes are formed in the positioning support frame (110), and U-shaped clamping hoops (111) are arranged in the positioning pin holes and used for fixing the annular pipeline on the welding platform (100).