Welding windproof device of automatic pipeline argon arc welding machine

Abstract

The utility model relates to the technical field of pipeline welding auxiliary equipment, and discloses a welding windproof device of an automatic pipeline argon arc welding machine, which comprises a fixed frame and four groups of movable rods, the four groups of movable rods are arranged at the bottoms of two sides of the fixed frame in pairs through torsion spring rotating shafts, and first windproof films are arranged on the fixed frame and between the two pairs of movable rods. And a second windproof film is arranged between the two groups of movable rods which are arranged in pairs. The device not only can be directly installed and effectively prevent wind, but also can adapt to pipelines with different pipe diameters, and effectively improves the appearance forming quality and the qualification rate of pipeline welding.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline welding auxiliary equipment technical field especially, relates to a pipeline automatic argon arc welding machine welding windproof device. BACKGROUND

[0002] In the oil refining, new energy project site construction, stainless steel pipeline and modular pipeline prefabrication are more and more extensive, and prefabricated groups of stainless steel and welding are often encountered. Stainless steel has high strength, excellent corrosion resistance and plasticity, and has been widely used in petrochemical and other fields. At present, manual welding is used for stainless steel pipeline, which is high in cost, high in labor intensity and low in efficiency.

[0003] With the continuous progress of welding technology, pipeline automatic welding is also more and more used in pipeline welding. Due to the limitation of conditions, simple shed construction is needed outdoors, and the appearance forming quality and the qualified rate of pipeline welding are greatly affected when the external wind speed is large, which cannot meet the quality requirements in construction. Therefore, a kind of pipeline welding all -round wind shield is disclosed in the Chinese utility model patent with the announcement number CN220278663U, which comprises a cover body, the cover body is rectangular, the cover body comprises four side plates and an upper end panel, the lower end face of the cover body is coverable on the lower end of the pipeline welding area, the upper end of the cover body is provided with a welding gun insertion port, and the two opposite side plates of the cover body in the pipeline length direction are flexible windproof membranes.

[0004] There are at least the following problems in the prior art: when the welding gun is inserted into the cover body, the shape of the cover body is fixed, so the welding gun and the cover body need to be matched to enable the welding gun to contact the pipeline for welding. When welding other pipe diameters, it needs to be adjusted again, and the adaptability is poor. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model develops a pipeline automatic argon arc welding machine welding windproof device. The utility model can directly install effective windproof, and can adapt to pipelines of different diameters, effectively improving the appearance forming quality and the qualified rate of pipeline welding.

[0006] The technical scheme for solving the technical problem of the utility model is as follows: a pipeline automatic argon arc welding machine welding windproof device, comprising a fixed frame, four groups of movable rods, the four groups of movable rods are arranged in pairs on the bottom of the two sides of the fixed frame through torsional spring shafts, a first windproof membrane is arranged between the fixed frame and the two pairs of movable rods, and a second windproof membrane is arranged between the two pairs of movable rods arranged in pairs.

[0007] As an optimization, the top of the fixed frame is provided with a mounting port. By setting the mounting port, the welding gun can enter the fixed frame and the four groups of movable rods to perform welding.

[0008] As optimization, the fixed frame top is provided with a mounting arm, a sliding sleeve is slidably arranged on the mounting arm, and a U-shaped clamp is arranged on the sliding sleeve. By arranging the mounting arm, the sliding sleeve and the U-shaped clamp, the fixed frame can be connected with the welding machine and moved with the welding machine, and the mounting arm can slide in the sliding sleeve to adjust the position of the fixed frame and adapt the welding gun.

[0009] As optimization, a fixing bolt is further arranged on the sliding sleeve, and the inner end of the fixing bolt abuts against the mounting arm through the sliding sleeve. By arranging the fixing bolt, the mounting arm can be fixed after the position adjustment of the fixed frame is completed, so as to lock the position of the fixed frame.

[0010] As optimization, the bottom of the movable rod is provided with a roller. By arranging the roller, the movable rod can be conveniently opened to both sides when abutting against the pipeline, and can be conveniently moved with the welding machine.

[0011] As optimization, the bottom of the second windproof film is provided with a flexible sealing rubber. By arranging the flexible sealing rubber, the second windproof film can be sealingly attached to the pipeline, and can be prevented from being worn.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] By arranging the fixed frame, the movable rod and the first windproof film can be stably installed; by arranging the torsion spring shaft, the movable rod can be self-adapted to be opened to both sides of the pipeline when the welding machine is pressed to contact the pipeline; by arranging the first windproof film, the fixed frame can be closed, two pairs of movable rods are connected, and windproof is performed during welding; by arranging the second windproof film, two pairs of movable rods arranged in pairs are connected, the first windproof film between the two pairs of movable rods is matched, four pairs of movable rods are closed, and windproof is performed during welding. The utility model can directly install effective windproof and be self-adapted to different pipeline diameters, and effectively improves the appearance forming quality and the qualification rate of pipeline welding. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of an embodiment of the utility model.

[0015] In the figure: 1, fixed frame; 2, movable rod; 3, torsion spring shaft; 4, first windproof film; 5, second windproof film; 6, mounting port; 7, mounting arm; 8, sliding sleeve; 9, U-shaped clamp; 10, fixing bolt; 11, roller; 12, flexible sealing rubber. DETAILED DESCRIPTION

[0016] In order to clearly illustrate the technical features of the scheme, the utility model will be described in detail below through specific implementation modes and in combination with its drawings.

[0017] Embodiment 1

[0018] Figure 1 As one embodiment of this utility model, such as Figure 1 As shown, an automatic argon arc welding machine for pipelines includes a fixed frame 1 and four sets of movable rods 2. The four sets of movable rods 2 are arranged in pairs. The two pairs of movable rods 2 are set at the bottom of both sides of the fixed frame 1 through torsion spring shafts 3. The top of the movable rods 2 is connected to the four bottom corners of the fixed frame 1. A first windproof membrane 4 is provided on the top and sides of the fixed frame 1 and between the two pairs of movable rods 2. A second windproof membrane 5 is provided between the two pairs of movable rods 2. Both the first windproof membrane 4 and the second windproof membrane 5 are transparent membranes.

[0019] By setting a fixed frame 1, the movable rod 2 and the first windproof membrane 4 can be stably installed; by setting a torsion spring shaft 3, the movable rod 2 can adaptively open to both sides of the pipe when the welding machine presses down to contact the pipe; by setting the first windproof membrane 4, the fixed frame 1 can be closed, connecting two pairs of movable rods 2 to prevent wind during welding; by setting a second windproof membrane 5, two pairs of movable rods 2 can be connected, and in conjunction with the first windproof membrane 4 between the two pairs of movable rods 2, four sets of movable rods 2 can be closed to prevent wind during welding.

[0020] The top of the fixed frame 1 is provided with a mounting port 6. By providing the mounting port 6, the welding torch can be easily inserted between the fixed frame 1 and the four sets of movable rods 2 for welding.

[0021] The fixed frame 1 has a mounting arm 7 at its top, a sliding sleeve 8 on the mounting arm 7, and a U-shaped clamp 9 on the sliding sleeve 8. By setting up the mounting arm 7, the sliding sleeve 8, and the U-shaped clamp 9, it is easy to disassemble and install, connect the fixed frame 1 to the welding machine, move with the welding machine, and allow the mounting arm 7 to slide within the sliding sleeve 8, thereby adjusting the position of the fixed frame 1 to fit the welding gun.

[0022] The sliding sleeve 8 is also provided with a fixing bolt 10, the inner end of which passes through the sliding sleeve 8 and abuts against the mounting arm 7. By setting the fixing bolt 10, the mounting arm 7 can be fixed after the position of the fixed frame 1 is adjusted, thereby locking the position of the fixed frame 1.

[0023] The bottom of the movable rod 2 is equipped with rollers 11. By setting rollers 11, the movable rod 2 can be opened to both sides when it comes into contact with the pipe, and it is easy to move with the welding machine.

[0024] The bottom of the second windproof membrane 5 is provided with a flexible sealing rubber sheet 12, and the second windproof membrane 5 is wavy. By setting the flexible sealing rubber sheet 12, it can be sealed and fitted to the pipeline, and the second windproof membrane 5 can be prevented from being worn.

[0025] In use, firstly, the U-shaped clamp 9 is connected with the welding machine through bolts, then the mounting arm 7 is inserted into the sliding sleeve 8 and the position of the fixed frame 1 is adjusted, after adjustment, the mounting arm 7 is locked by tightening the fixing bolt 10, finally, the welding gun is inserted into the fixed frame 1 from the mounting opening 6, and the head of the welding gun is located between the four groups of movable rods 2; in welding, the welding machine drives the welding gun to press down, at the same time, the fixed frame 1 is driven to press down through the mounting arm 7, the roller 11 contacts the pipeline, and the movable rods 2 arranged in pairs on the two sides of the fixed frame 1 are respectively opened to the two sides of the pipeline, until the head of the welding gun contacts the gap of the pipeline and can be welded, at this time, the flexible sealing rubber 12 is pulled open and closely contacts the pipeline, the second windproof film 5 is unfolded to prevent wind, and the protection effect of the first windproof film 4 and the second windproof film 5 on the appearance forming of the weld is obvious, and the occurrence of welding defects can be obviously reduced. The utility model can directly install effective windproof, and can be self-adapted to pipelines with different diameters, and the appearance forming quality and the qualified rate of pipeline welding are effectively improved.

[0026] In the utility model, the description of the orientation or relative position relation of the structure, such as the orientation or relative position relation indicated by “center”, “up”, “down”, “left”, “right”, “vertical”, “horizontal”, “inner”, “outer” and the like, is based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated structure must have a particular orientation, be constructed and operated in a particular orientation, and therefore, cannot be understood as the limitation of the utility model.

Claims

1. A windproof device for a pipe automatic argon arc welding machine, comprising a fixed frame (1), characterized in that: It also includes four sets of movable rods (2), which are arranged in pairs on the bottom of the fixed frame (1) on both sides through the torsional spring rotating shaft (3), and the first windproof film (4) is arranged between the fixed frame (1) and the two pairs of movable rods (2), and the second windproof film (5) is arranged between the two pairs of movable rods (2) arranged in pairs.

2. The automatic argon arc welding machine welding wind shield for pipe according to claim 1, characterized in that: The top of the fixed frame (1) is provided with a mounting port (6).

3. The automatic argon arc welding machine welding wind shield for pipe according to claim 1, characterized in that: The top of the fixed frame (1) is provided with a mounting arm (7), and the mounting arm (7) is slidably provided with a sliding sleeve (8), and the sliding sleeve (8) is provided with a U-shaped clamp (9).

4. The automatic argon arc welding machine welding wind shield for pipe according to claim 3, characterized in that: The sliding sleeve (8) is also provided with a fixing bolt (10), and the inner end of the fixing bolt (10) penetrates through the sliding sleeve (8) and abuts against the mounting arm (7).

5. The automatic argon arc welding machine welding wind protection device according to any one of claims 1-4, characterized in that: The bottom of the movable rod (2) is provided with a roller (11).

6. The automatic argon arc welding machine welding wind shield for pipes according to claim 5, characterized in that: The bottom of the second windproof film (5) is provided with a flexible sealing rubber (12).

Images