Opening aligning mechanism for steel pipe welding

Abstract

The utility model relates to the technical field of steel pipe welding, in particular to an aligning mechanism for steel pipe welding, which comprises a placing plate, a pushing device, a clamping ring and a supporting rod, a groove is arranged at one end of the upper side wall of the placing plate, the pushing device comprises a pushing rod and a sliding block, and a first motor is arranged on one side wall of the groove. The supporting rods are symmetrically arranged on the upper side walls of the sliding blocks and the placing plate, supporting plates are arranged at the upper ends of the supporting rods, positive and negative screw rods and sliding rods are arranged on the supporting plates, positive threads and negative threads are arranged on the positive and negative screw rods, and the sliding rods penetrate through the other ends of the clamping rings and are in sliding connection with the clamping rings; an opening is formed in the bottom wall of the supporting plate and matched with the clamping ring, automatic alignment in the steel pipe welding process is achieved, the steps and time of manual operation are remarkably reduced, high-precision clamping and alignment of the steel pipe are achieved, and therefore the quality of a welded joint and the stability of the overall structure are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel pipe welding technical field, concretely is a kind of butt joint mechanism for steel pipe welding. BACKGROUND

[0002] It is known that in the existing steel pipe processing and manufacturing industry, the welding of steel pipes is a key and common process, especially in large-scale engineering projects, the welding quality of steel pipes directly affects the safety and reliability of the entire project, however, in the steel pipe welding process, how to accurately and efficiently align two steel pipes to be welded, and ensure the precision and stability of the welding interface, has always been an important challenge that technicians need to face.

[0003] Traditional steel pipe welding butt joint mode often relies on manual operation, such as using crowbar, jack and other tools for manual centering and adjusting, which not only has high labor intensity and low efficiency, but also easily leads to low butt joint precision due to human factors, thereby affecting the welding quality, especially in the welding process of large steel pipes, since the steel pipes are heavy and long in size, manual butt joint is more difficult, and there is a great safety hazard. SUMMARY

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a butt joint mechanism for steel pipe welding.

[0006] (II) Technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a butt joint mechanism for steel pipe welding, comprising a placing plate, a pushing device, a clamping ring and a supporting rod, one end of the upper side wall of the placing plate is provided with a groove, the pushing device is in the groove, the pushing device comprises a pushing rod and a sliding block, the pushing rod penetrates the groove, one side wall of the groove is provided with a first motor, the pushing rod is connected with the output end of the first motor, the sliding block is on the pushing rod, the pushing rod penetrates the sliding block and is screw-connected therewith, the sliding block is attached to and slidingly connected with the inner side wall of the groove, the supporting rods are symmetrically arranged on the sliding block and the upper side wall of the placing plate, supporting plates are arranged on the upper ends of the supporting rods, positive and negative screws and sliding rods are arranged on the supporting plates, the positive and negative screws are arranged in parallel on the upper side wall of the supporting plate, the clamping rings are symmetrically arranged on the positive and negative screws and the sliding rods, positive threads and reverse threads are arranged on the positive and negative screws, the positive threads penetrate one of the clamping rings and are screw-connected therewith, the reverse threads penetrate the other clamping ring and are screw-connected therewith, the sliding rods penetrate the other ends of the clamping rings and are slidingly connected therewith, openings are arranged on the bottom walls of the supporting plates, and the openings are adapted to the clamping rings.

[0008] In order to realize the automatic clamping in the steel pipe welding process, the utility model improves that the support plate bottom wall is provided with the second motor, the positive and negative screw rod penetrates the support plate and is connected with the second motor output end.

[0009] In order to increase the friction of mechanism and ground, the utility model improves that the placing plate bottom wall four corners are provided with the antiskid pad, and the antiskid pad bottom wall is provided with the antiskid line.

[0010] In order to improve the stability of clamping, the utility model improves that the clamping ring inner side wall is provided with the antiskid silica gel.

[0011] In order to reduce the friction resistance between the sliding block and the groove, the utility model improves that the inner side wall of the groove is provided with the lubricating layer.

[0012] In order to ensure the stability and safety of mechanism, the utility model improves that the support rod is made of high-strength alloy steel.

[0013] In order to guarantee the clamping force while reducing the weight of the overall mechanism, the utility model improves that the clamping ring is made of carbon fiber composite material.

[0014] In order to realize the accurate movement of the pushing device, the utility model improves that the first motor is servo motor.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a steel pipe welding butt joint mechanism, has the following beneficial effects:

[0017] The steel pipe welding butt joint mechanism is provided with the pushing device, the first motor drives the pushing rod to rotate, the sliding block moves along, realizes the automation of steel pipe welding process and significantly reduces the steps and time of manual operation, thereby improving the work efficiency, also helps to guarantee the flatness and consistency of the welding interface, not only reduces the labor cost, but also avoids the error and mistake caused by human factors, is provided with the clamping ring and the positive and negative screw rod, the second motor output drives the positive and negative screw rod to rotate, can drive the clamping ring to move, realizes the high-precision clamping and butt joint of steel pipe, thereby improves the quality of welding joint and the stability of overall structure, simultaneously adopts the stable and reliable structure design, reduces the vibration and shaking of mechanism in the running process, guarantees the safety and reliability of operation. ACCURACY OF DRAWINGS

[0018] Figure 1 It is the first view schematic drawing of the utility model structure;

[0019] Figure 2 It is the second view schematic drawing of the utility model structure;

[0020] Figure 3 It is the fourth view angle schematic view of the utility model structure.

[0021] Figure 4 It is the fourth view angle schematic view of the utility model structure.

[0022] In the figure: 1, place the board; 2, support plate; 3, first motor; 4, sliding rod; 5, positive and negative screw; 6, clamping ring; 7, support rod; 8, non-slip mat; 9, second motor; 10, push rod; 11, sliding block; 12, opening. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-4 A kind of butt joint mechanism for steel pipe welding, including placing plate 1, pusher, clamping ring 6 and support rod 7, the upper side wall of the placing plate 1 one end is provided with recess, the pusher is in the recess, the pusher includes push rod 10 and sliding block 11, the push rod 10 penetrates the recess, the recess one side wall is provided with first motor 3, the push rod 10 is connected with the output end of the first motor 3, the sliding block 11 is on the push rod 10, the push rod 10 penetrates the sliding block 11 and is connected with it by screw thread, the sliding block 11 is attached with the recess inner side wall and is slidably connected, the support rod 7 is symmetrically arranged on the sliding block 11 and the placing plate 1 upper side wall, the support rod 7 upper end is all provided with support plate 2, the support plate 2 is provided with positive and negative screw 5 and sliding rod 4, the positive and negative screw 5 is arranged on the support plate 2 upper side wall parallel with the sliding rod 4, the clamping ring 6 is symmetrically arranged on the positive and negative screw 5 and the sliding rod 4, the positive and negative screw 5 is provided with positive thread and reverse thread, the positive thread penetrates one of the clamping ring 6 and is connected with it by screw thread, the reverse thread penetrates another clamping ring 6 and is connected with it by screw thread, the sliding rod 4 penetrates the other end of the clamping ring 6 and is slidably connected with it, the support plate 2 bottom wall is provided with opening 12, the opening 12 is adapted to the clamping ring 6, the support plate 2 bottom wall is provided with second motor 9, the positive and negative screw 5 penetrates the support plate 2 and is connected with the output end of the second motor 9, the inner side wall of the clamping ring 6 is provided with non-slip silica gel, the inner side wall of the recess is provided with lubricating layer.

[0025] In use, the steel pipe is placed between the two clamping rings 6 respectively, the second motor 9 is started, the second motor 9 output drives the positive and negative screw rod 5 to rotate, the two clamping rings 6 move in opposite directions, the sliding rod 4 is limited, and the stable movement of the clamping ring 6 during clamping is ensured, and the clamping ring 6 can be moved to the position of clamping the steel pipe, after clamping, the second motor 9 is closed, the first motor 3 is started, the first motor 3 output drives the push rod 10 to rotate, the sliding block 11 moves with the rotation of the push rod 10, and the steel pipe is moved, so that the steel pipe can be aligned with another steel pipe, and the steel pipe can be in the best welding position, and subsequent welding operation can be carried out.

[0026] In actual use, it is necessary to increase the friction between the mechanism and the ground, in order to meet the above requirements, in the embodiment, the bottom wall of the placing plate 1 is provided with anti-skid pads 8, and the bottom wall of the anti-skid pad 8 is provided with anti-skid lines.

[0027] In actual use, it is necessary to have high carrying capacity and anti-deformation ability, in order to meet the above requirements, in the embodiment, the supporting rod 7 is made of high-strength alloy steel.

[0028] In actual use, it is necessary to ensure the clamping force while reducing the weight of the whole mechanism, in order to meet the above requirements, in the embodiment, the clamping ring 6 is made of carbon fiber composite material.

[0029] In actual use, it is necessary to realize the precise movement of the pushing device, in order to meet the above requirements, in the embodiment, the first motor 3 is a servo motor.

[0030] In order to explain the possible application scenarios, technical principles, specific implementation schemes, and the purposes and effects of the present application, the specific embodiments are combined with the drawings and are described in detail. The embodiments described in this paper are only used to more clearly illustrate the technical solutions of the present application, and therefore cannot limit the protection scope of the present application.

[0031] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A facing mechanism for welding steel pipes, comprising a placing plate (1), a pushing device, a clamping ring (6) and a supporting rod (7), characterized in that: The upper side wall of the placement plate (1) is provided with a groove, the pushing device is in the groove, the pushing device comprises a pushing rod (10) and a sliding block (11), the pushing rod (10) penetrates the groove, one side wall of the groove is provided with a first motor (3), the pushing rod (10) is connected with the output end of the first motor (3), the sliding block (11) is on the pushing rod (10), the pushing rod (10) penetrates the sliding block (11) and is threadedly connected therewith, the sliding block (11) is attached to and slidably connected with the inner side wall of the groove, the support rods (7) are symmetrically arranged on the sliding block (11) and the upper side wall of the placement plate (1), the support rods (7) are provided with support plates (2) at the upper ends, the support plates (2) are provided with positive and negative screws (5) and sliding rods (4), the positive and negative screws (5) are arranged in parallel on the upper side wall of the support plate (2), the clamping rings (6) are symmetrically arranged on the positive and negative screws (5) and the sliding rods (4), the positive and negative screws (5) are provided with positive threads and negative threads, the positive threads penetrate one of the clamping rings (6) and are threadedly connected therewith, the negative threads penetrate the other clamping ring (6) and are threadedly connected therewith, the sliding rods (4) penetrate the other ends of the clamping rings (6) and are slidably connected therewith, the bottom wall of the support plate (2) is provided with an opening (12), and the opening (12) is matched with the clamping ring (6).

2. The aligning mechanism for welding a steel pipe according to claim 1, wherein: The bottom wall of the support plate (2) is provided with a second motor (9), and the positive and negative screws (5) penetrate the support plate (2) and are connected with the output end of the second motor (9).

3. The aligning mechanism for welding a steel pipe according to claim 2, wherein: The bottom wall of the placement plate (1) is provided with anti-skid pads (8), and the bottom wall of the anti-skid pads (8) is provided with anti-skid patterns.

4. The aligning mechanism for welding a steel pipe according to claim 3, wherein: The inner side wall of the clamping ring (6) is provided with anti-skid silica gel.

5. The aligning mechanism for welding a steel pipe according to claim 4, wherein: The inner side wall of the groove is provided with a lubricating layer.

6. The aligning mechanism for welding a steel pipe according to claim 5, wherein: The support rods (7) are made of high-strength alloy steel.

7. The aligning mechanism for welding a steel pipe according to claim 6, wherein: The clamping ring (6) is made of carbon fiber composite material.

8. The aligning mechanism for welding a steel pipe according to claim 7, wherein: The first motor (3) is a servo motor.

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