Pipeline supporting device for titanium alloy pipeline welding

Abstract

The utility model relates to a pipeline supporting device for titanium alloy pipeline welding, which comprises a mounting base and a starting air cylinder, the extension end of the air cylinder is hinged with the surface of a lantern ring, the lantern ring is rotatably mounted on the inner wall of the mounting ring and has an anti-falling effect, the lantern ring rotates to drive three rotating frames inside to rotate and move, and a push rod slides in the rotating frames. Synchronous rotation of the three push rods is achieved till the attaching ends of one ends of the three push rods limit the titanium alloy pipelines to the axis of the mounting ring, a motor can be started to drive the double-threaded rod to rotate, the interiors of the two conveying tables are installed on the two sides of the surface of the double-threaded rod in a threaded mode correspondingly, and the two conveying tables get close to each other and drive the two titanium alloy pipelines to get close to each other; and when the conveying table moves, the two moving guide rails at the bottom are driven to slide, the moving guide rails are located in the guide rail strips to slide, guidance is provided for movement of the conveying table, the moving guide rails are arranged at the bottom of the mounting base, and chippings in the welding process are prevented from falling into the guide rail strips.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline support equipment technical field, specifically for a kind of pipeline support device for titanium alloy pipeline welding. BACKGROUND

[0002] In prior art, in the process of titanium alloy pipeline welding, it is difficult to set two same pipelines coaxially, when two pipelines are not coaxial, the centring of welding joint will be affected, leading to uneven weld, even producing defects such as incomplete penetration and incomplete fusion.

[0003] For example, the authorized patent document of a kind of gas pipeline welding support device with application No. CN202323106792.4 discloses a kind of gas pipeline welding support device, including base and two support structures, two support structures are connected to base respectively, the support structure includes first support screw and a pair of support block for placing gas pipeline, two support blocks are mutually angled and are connected to the first support screw through connecting block, the first support screw extends along the first direction and is screw-connected to the base rotatably about its axis, and the connecting block is rotatably connected to one end of the first support screw.

[0004] The above-mentioned patent is difficult to set two same pipelines coaxially, the centring of welding joint will be affected, leading to uneven weld, therefore we need to provide a kind of pipeline support device for titanium alloy pipeline welding. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of pipeline support device for titanium alloy pipeline welding, limit support mechanism is set in the top of installation base, the accuracy of welding joint can be ensured when two pipelines are coaxially arranged, when two pipelines are coaxial, their diameters are equal at all points, which helps to form uniform weld in the welding process, uniform weld not only improves the strength of welding joint, but also reduces welding defects, solves the problems raised in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of pipeline support device for titanium alloy pipeline welding, comprising:

[0007] installation base;

[0008] the inside of the installation base is provided with two conveying tables, the top of two conveying tables is equipped with two limit support mechanisms for titanium alloy pipeline coaxial arrangement;

[0009] the inside of the installation base is provided with driving adjustment member for two conveying tables to be close to each other.

[0010] Preferably, the limiting and supporting mechanism comprises a mounting ring arranged on the top of the conveying table, a sleeve ring is rotatably arranged in the mounting ring, three grooves are arranged in the sleeve ring, a rotating frame is rotatably arranged in each of the three grooves, a push rod is slidably arranged in the rotating frame, and the three push rods are hingedly connected to the surface of the mounting ring.

[0011] Preferably, the pusher comprises a mounting base hingedly connected to the surface of the mounting ring, and a gas cylinder is fixedly arranged in the mounting base and hingedly connected to the surface of the sleeve ring.

[0012] Preferably, one end of each of the three push rods is integrally formed with an abutting end, and the gas cylinder is a high-temperature-resistant gas cylinder.

[0013] Preferably, the limiting and supporting mechanism further comprises a connecting piece for fixing the mounting ring to the surface of the conveying table, the connecting piece is fixedly arranged on the mounting ring and the assembly plate, and the assembly plate is fixedly arranged on the surface of the conveying table by bolts.

[0014] Preferably, the driving and adjusting member comprises a double-threaded rod rotatably arranged in the mounting base, the double-threaded rod is threadedly arranged in the two conveying tables, and the double-threaded rod is provided with a motor at one end.

[0015] Preferably, the double-threaded rod is provided with a protective cover fixedly arranged in the mounting base, and the two conveying tables are slidably arranged on the surface of the protective cover.

[0016] Preferably, the two moving guide rails are fixedly arranged on the two sides of the bottom of the conveying table, and the two track strips are slidably arranged on the top of the two moving guide rails and fixedly arranged on the bottom of the mounting base.

[0017] Compared with the prior art, the present utility model has the following beneficial effects:

[0018] The limiting and supporting mechanism is arranged on the top of the mounting base, the two pipes are coaxially arranged, the accuracy of the welded joint can be ensured, when the two pipes are coaxial, the diameters of the two pipes are equal at all points, which helps to form a uniform weld during welding, the uniform weld not only improves the strength of the welded joint, but also reduces the welding defects. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural perspective view of the present utility model;

[0020] Figure 2 It is a perspective view of the driving and adjusting member of the present utility model;

[0021] Figure 3 It is the structure perspective view of the utility model;

[0022] Figure 4 It is the perspective view of the utility model's pusher.

[0023] In the figure: 1, mounting base; 2, conveying table; 3, limiting support mechanism; 31, mounting ring; 32, collar; 33, groove; 34, rotating frame; 35, push rod; 30, pusher; 301, mounting seat; 302, air cylinder; 4, lamination end; 5, connecting piece; 51, assembly plate; 52, bolt; 6, drive adjusting part; 61, double-threaded rod; 62, motor; 7, protective cover; 8, moving guide rail; 9, track strip. DETAILED DESCRIPTION

[0024] 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 fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a kind of pipeline support device for titanium alloy pipeline welding, comprising:

[0026] Mounting base 1 is provided with two conveying tables 2 in the inside;

[0027] Two limiting support mechanisms 3 for the coaxial arrangement of titanium alloy pipeline are mounted on the top of the two conveying tables 2;

[0028] The inside of mounting base 1 is provided with drive adjusting part 6 for the mutual approach of two conveying tables 2;

[0029] Specifically, limiting support mechanism 3 is arranged on the top of mounting base 1, and the coaxial arrangement of two pipelines can ensure the accuracy of welded joint. When two pipelines are coaxial, their diameters are equal at all points, which helps to form uniform weld during welding, and uniform weld not only improves the strength of welded joint, but also reduces welding defects.

[0030] Limiting support mechanism 3 includes mounting ring 31 arranged on the top of conveying table 2, collar 32 rotatably mounted in the inside of mounting ring 31, three grooves 33 formed in the inside of collar 32, rotating frame 34 rotatably mounted in the inside of three grooves 33, push rod 35 slidably mounted in the inside of rotating frame 34, one end of three push rods 35 is hinged to the surface of mounting ring 31, and the surface of mounting ring 31 is provided with pusher 30 for synchronous rotation of three push rods 35;

[0031] In the embodiment, two titanium alloy pipes with the same inner diameter are respectively placed on the top of two conveying tables 2, one conveying table 2 is provided with two mounting rings 31, and two mounting rings 31 provide better support effect for the titanium alloy pipes. The titanium alloy pipes are placed in the two mounting rings 31 on the top of the conveying table 2, and the air cylinder 302 is started. Since the extension end of the air cylinder 302 is hinged to the surface of the sleeve ring 32, and the sleeve ring 32 is rotatably installed in the inner wall of the mounting ring 31 and has an anti-falling effect, the rotation of the sleeve ring 32 drives the three rotating frames 34 inside to rotate and move. The push rod 35 slides in the rotating frame 34, so that the three push rods 35 rotate synchronously. Until the abutting end 4 at one end of the three push rods 35 is limited to the axis of the mounting ring 31, the double-threaded rod 61 is driven to rotate by the motor 62. The two conveying tables 2 are respectively screwed on the surface of the double-threaded rod 61, so that the two conveying tables 2 are close to each other, the two titanium alloy pipes are close to each other, and the accuracy of the welding joint is ensured. When the conveying table 2 moves, the bottom two moving guide rails 8 slide. The moving guide rail 8 slides in the guide rail strip to guide the movement of the conveying table 2. The moving guide rail 8 is arranged at the bottom of the mounting base 1 to prevent debris generated during welding from falling into the rail strip 9. At the same time, the protective cover 7 is arranged at the top of the double-threaded rod 61 to prevent debris generated during welding from falling on the surface of the double-threaded rod 61, and to provide support for the two output tables to relieve the pressure on the double-threaded rod 61.

[0032] The pusher 30 comprises a mounting seat 301 hinged to the surface of the mounting ring 31. The air cylinder 302 is fixedly installed in the mounting seat 301, and the extension end of the air cylinder 302 is hinged to the surface of the sleeve ring 32.

[0033] Specifically, the air cylinder 302 is started. Since the extension end of the air cylinder 302 is hinged to the surface of the sleeve ring 32, and the sleeve ring 32 is rotatably installed in the inner wall of the mounting ring 31 and has an anti-falling effect, the rotation of the sleeve ring 32 drives the three rotating frames 34 inside to rotate and move. The push rod 35 slides in the rotating frame 34, so that the three push rods 35 rotate synchronously.

[0034] One end of each of the three push rods 35 is integrally provided with an abutting end 4, and the air cylinder 302 is a high-temperature-resistant air cylinder 302.

[0035] Further, the abutting end 4 at one end of the three push rods 35 limits the titanium alloy pipe to the axis of the mounting ring 31. The abutting end 4 is arranged to clamp the titanium alloy pipe, and the air cylinder 302 is a high-temperature-resistant air cylinder 302 to adapt to the working environment.

[0036] It also includes a connecting piece 5 for fixing the mounting ring 31 to the surface of the conveying table 2. The connecting piece 5 is fixedly installed on the assembly plate 51 at the bottom of the mounting ring 31, and the assembly plate 51 is fixedly installed on the surface of the conveying table 2 by bolts 52.

[0037] The bottom of the mounting ring 31 is fixedly mounted on the conveying table 2 through the assembling plate 51, the mounting ring 31 can be disassembled for maintenance work, and the maintenance operation is facilitated.

[0038] The driving adjusting part 6 comprises a double-threaded rod 61 rotatably mounted in the mounting base 1, the two sides of the surface of the double-threaded rod 61 are respectively threadedly mounted in the interiors of the two conveying tables 2, and one end of the double-threaded rod 61 is provided with a motor 62;

[0039] It is worth noting that the motor 62 drives the double-threaded rod 61 to rotate, and the interiors of the two conveying tables 2 are respectively threadedly mounted on the two sides of the surface of the double-threaded rod 61, so that the two conveying tables 2 are close to each other, the two titanium alloy pipes are close to each other, and the accuracy of the welded joint is ensured.

[0040] The top of the double-threaded rod 61 is provided with a protective cover 7, the protective cover 7 is fixedly mounted in the interior of the mounting base 1, and the interiors of the two conveying tables 2 are slidably mounted on the surface of the protective cover 7;

[0041] It should be noted that the protective cover 7 is arranged at the top of the double-threaded rod 61, so as to avoid the debris generated by welding from falling on the surface of the double-threaded rod 61, and to provide support for the two conveying tables and relieve the pressure of the double-threaded rod 61.

[0042] The bottom of the conveying table 2 is fixedly provided with two moving guide rails 8, the top of each of the two moving guide rails 8 is slidably provided with a track strip 9, and the two track strips 9 are fixedly mounted on the bottom of the mounting base 1;

[0043] The conveying table 2 drives the two moving guide rails 8 at the bottom to slide when moving, the moving guide rails 8 slide in the track strips, and the moving guide rails 8 are arranged at the bottom of the mounting base 1, so as to avoid the debris generated by welding from falling in the track strips 9.

[0044] The device places two titanium alloy pipes with the same inner diameter on the top of two conveying tables 2 respectively, one conveying table 2 is provided with two mounting rings 31, and two mounting rotating pairs are arranged to provide better support effect for the titanium alloy pipes, the titanium alloy pipes are placed in the two mounting rings 31 on the top of the conveying table 2, and the air cylinder 302 is started, since the extension end of the air cylinder 302 is hinged with the surface of the sleeve ring 32, the sleeve ring 32 is rotatably installed on the inner wall of the mounting ring 31 and has an anti-falling effect, the rotation of the sleeve ring 32 drives the internal three rotating frames 34 to rotate and move, the push rod 35 slides in the rotating frame 34, the three push rods 35 are synchronously rotated, until the abutting end 4 at one end of the three push rods 35 limits the titanium alloy pipes at the axial center of the mounting ring 31, the motor 62 is started to drive the double-threaded rod 61 to rotate, the two conveying tables 2 are respectively screw-mounted on the two sides of the surface of the double-threaded rod 61, the two conveying tables 2 are moved close to each other, the two titanium alloy pipes are moved close to each other, the accuracy of the welding joint is ensured, and the conveying table 2 moves to drive the two movable guide rails 8 at the bottom to slide, the movable guide rail 8 slides in the guide rail strip to provide a guiding effect for the movement of the conveying table 2, the movable guide rail 8 is arranged at the bottom of the mounting base 1 to avoid that the debris generated in the welding process falls into the rail strip 9, at the same time, the protective cover 7 is arranged on the top of the double-threaded rod 61 to avoid that the debris generated in the welding process falls on the surface of the double-threaded rod 61, and the protective cover 7 provides support for the two output tables to relieve the pressure of the double-threaded rod 61.

[0045] Although the embodiments of the utility model 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 utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pipe support device for welding titanium alloy pipes, characterized in that, include: Mounting base (1); The mounting base (1) is provided with two conveying platforms (2) inside, and two limiting support mechanisms (3) for coaxial setting of titanium alloy pipes are installed on the top of the two conveying platforms (2). The mounting base (1) is internally provided with a drive adjustment component (6) for the two conveyor platforms (2) to move closer to each other.

2. The pipe support device for welding titanium alloy pipes according to claim 1, characterized in that: The limiting support mechanism (3) includes an installation ring (31) set on the top of the conveyor table (2). A collar (32) is rotatably installed inside the installation ring (31). Three grooves (33) are opened inside the collar (32). A rotating frame (34) is rotatably installed inside each of the three grooves (33). A push rod (35) is slidably installed inside the rotating frame (34). One end of each of the three push rods (35) is hinged to the surface of the installation ring (31). A pusher (30) for the synchronous rotation of the three push rods (35) is provided on the surface of the installation ring (31).

3. A pipe support device for welding titanium alloy pipes according to claim 2, characterized in that: The pusher (30) includes a mounting base (301) hinged to the surface of the mounting ring (31), a cylinder (302) is fixedly mounted inside the mounting base (301), and the extended end of the cylinder (302) is hinged to the surface of the collar (32).

4. A pipe support device for welding titanium alloy pipes according to claim 3, characterized in that: One end of each of the three push rods (35) is integrally machined with a fitting end (4), and the cylinder (302) is configured as a high-temperature resistant cylinder (302).

5. A pipe support device for welding titanium alloy pipes according to claim 4, characterized in that: It also includes a connector (5) for fixing the mounting ring (31) to the surface of the conveyor (2), the connector (5) being fixedly mounted on the mounting plate (51) at the bottom of the mounting ring (31), the mounting plate (51) being fixedly mounted on the surface of the conveyor (2) by bolts (52).

6. A pipe support device for welding titanium alloy pipes according to claim 1, characterized in that: The drive adjustment component (6) includes a double threaded rod (61) rotatably installed in the mounting base (1). The two sides of the surface of the double threaded rod (61) are respectively threaded to the inside of the two conveyor tables (2), and a motor (62) is installed at one end of the double threaded rod (61).

7. A pipe support device for welding titanium alloy pipes according to claim 6, characterized in that: The top of the double threaded rod (61) is provided with a protective cover (7), which is fixedly installed inside the mounting base (1). The interiors of the two conveyor tables (2) are slidably installed with respect to the surface of the protective cover (7).

8. A pipe support device for welding titanium alloy pipes according to claim 7, characterized in that: The bottom of the conveyor (2) is fixedly installed with movable guide rails (8) on both sides, and the top of the two movable guide rails (8) is slidably installed with rail bars (9), and the two rail bars (9) are fixedly installed at the bottom of the mounting base (1).

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