CN214024352U

CN214024352U - Seamless welding device for steel

Info

Publication number: CN214024352U
Application number: CN202022611110.5U
Authority: CN
Inventors: 许亚静; 许跃飞; 叶芳荣; 杨晓帅; 麦锐锋
Original assignee: Heshan Tengle Hardware Products Co ltd
Current assignee: Heshan Tengle Hardware Products Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-08-24
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a steel seamless welding device, which comprises a workbench, wherein the upper surface of the workbench is symmetrically and fixedly connected with supporting blocks, the upper surfaces of two groups of supporting blocks are fixedly connected with a first supporting plate, a first rotating roller is fixedly connected between the two groups of first supporting plates, the upper surface of the workbench is symmetrically and slidably connected with a moving block, the upper surfaces of two groups of moving blocks are fixedly connected with a second supporting plate, and a second rotating roller is fixedly connected between the two groups of second supporting plates, one side of an electric sliding table is fixedly connected with a hydraulic cylinder, a telescopic rod of the hydraulic cylinder is fixedly connected with a supporting frame, and a third rotating roller is fixedly connected between the supporting frames, to solve the problems set forth in the background art described above.

Description

Seamless welding device for steel

Technical Field

The utility model relates to a steel seamless welding technical field specifically is a steel seamless welding device.

Background

The seamless welding principle is gas shielded arc welding, gas shielded welding or electrogas welding for short, and it is fusion welding using electric arc as heat source and gas as protective medium. In the welding process, the protective gas forms a gas protective layer around the arc, so that the arc, a molten pool and air are separated, the influence of harmful gas is prevented, the stable combustion of the arc is ensured, and the gas shielded welding can be classified according to the state of an electrode, the operation mode, the type of the protective gas, the electrical characteristics, the polarity, the application range and the like.

Before the seamless welding of the steel pipes, the steel pipes need to be fixed, and the steel pipes are prevented from loosening and displacing in the welding process, so that the welding of the steel pipes fails.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel seamless welding device, through the design of this device, before to steel pipe seamless welding, fixed to its centre gripping, the realization is fixed to the steel pipe centre gripping of equidimension not to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a seamless steel welding device comprises a workbench, wherein supporting blocks are symmetrically and fixedly connected to the upper surface of the workbench, first supporting plates are fixedly connected to the upper surfaces of the two groups of supporting blocks, a first rotating roller is fixedly connected between the two groups of first supporting plates, moving blocks are symmetrically and slidably connected to the upper surface of the workbench, second supporting plates are fixedly connected to the upper surfaces of the two groups of moving blocks, a second rotating roller is fixedly connected between the two groups of second supporting plates, one sides of the two groups of moving blocks penetrate through the bottom of the workbench and extend to the outside, a connecting block is fixedly connected between the sides of the two groups of moving blocks away from the second rotating roller, a lead screw is in threaded connection with the outside of the connecting block, a motor and a belt bearing are respectively and fixedly connected to the two ends of the lead screw, one side of the belt bearing is fixedly connected to the bottom of the workbench, and the two supporting columns are symmetrically fixed to the upper surface of the workbench, two sets of fixedly connected with connecting plate between the support column, connecting plate bottom fixedly connected with electronic slip table, electronic slip table one side fixedly connected with pneumatic cylinder, pneumatic cylinder telescopic link fixed connection support frame, fixedly connected with third live-rollers between the support frame.

Preferably, a threaded hole is formed in the connecting block at the position of the threaded connecting screw rod.

Preferably, two sides of the two groups of moving blocks are respectively and fixedly connected with sliding blocks symmetrically, sliding grooves are symmetrically formed in the upper surface of the workbench, and the sliding blocks are in clearance fit with the sliding grooves.

Preferably, a protection box is arranged outside the motor.

Preferably, the first rotating roller, the second rotating roller and the third rotating roller are all cylindrical, and the upper end of the first rotating roller and the upper end of the second rotating roller are at the same height.

Preferably, the support frame is of a v-21274h-shaped design.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a design of workstation, it rotates to drive the lead screw through the motor, it removes fast and the second live-rollers removal to drive the removal through the lead screw, realize supporting needs welded steel pipe through first live-rollers and second live-rollers cooperation, it removes to drive pneumatic cylinder and third live-rollers removal through electronic slip table, when the third live-rollers is located the steel pipe directly over, drive third live-rollers downstream through the pneumatic cylinder, the realization is fixed to the centre gripping of steel pipe, through the portable design of second live-rollers and third live-rollers, the realization is fixed to the steel pipe centre gripping of equidimension not.

Drawings

FIG. 1 is a schematic side view of the cross-sectional structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic top view of the present invention.

In the figure: 1. a work table; 2. a support pillar; 3. a connecting plate; 4. an electric sliding table; 5. a support block; 6. a moving block; 7. a first support plate; 8. a second support plate; 9. a first rotating roller; 10. a second rotating roller; 11. a hydraulic cylinder; 12. a support frame; 13. a third rotating roller; 14. a motor; 15. a screw rod; 16. a pedestal bearing; 17. a threaded hole; 18. a slider; 19. a chute; 20. connecting blocks; 21. a protection box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a seamless steel welding device comprises a workbench 1, wherein supporting blocks 5 are symmetrically and fixedly connected to the upper surface of the workbench 1, first supporting plates 7 are fixedly connected to the upper surfaces of the two groups of supporting blocks 5, a first rotating roller 9 is fixedly connected between the two groups of first supporting plates 7, and the first rotating roller 9 is matched with a second rotating roller 10 to realize supporting and limiting on a steel pipe;

the upper surface of the workbench 1 is symmetrically and slidably connected with moving blocks 6, two sides of two groups of moving blocks 6 are respectively and symmetrically and fixedly connected with sliding blocks 18, the upper surface of the workbench 1 is symmetrically provided with sliding grooves 19, the sliding blocks 18 are in clearance fit with the sliding grooves 19, the upper surfaces of the two groups of moving blocks 6 are respectively and fixedly connected with second supporting plates 8, a second rotating roller 10 is fixedly connected between the two groups of second supporting plates 8, one sides of the two groups of moving blocks 6 penetrate through the bottom of the workbench 1 and extend to the outside, a connecting block 20 is fixedly connected between one sides of the two groups of moving blocks 6 far away from the second rotating rollers 10, the outside of the connecting block 20 is in threaded connection with a lead screw 15, a threaded hole 17 is arranged in the connecting block 20 at the position of the threaded connection lead screw 15, two ends of the lead screw 15 are respectively and fixedly connected with a motor 14 and a belt seat bearing 16, the outside of the motor 14 is provided with a protection box 21, one side of the belt seat bearing 16 is fixedly connected to the bottom of the workbench 1, the motor 14 drives the lead screw 15 to rotate, the moving blocks 6 are connected with the workbench 1 in a sliding mode through the sliding blocks 18 and the sliding grooves 19, the lead screw 15 drives the connecting block 20 to move, the connecting block 20 drives the two sets of moving blocks 6 to move simultaneously, the two sets of moving blocks 6 drive the second rotating rollers 10 to move, and the second rotating rollers 10 at different positions are matched with the first rotating rollers 9 to realize supporting and limiting on steel pipes with different sizes;

two supporting columns 2 are symmetrically fixed on the upper surface of the workbench 1, a connecting plate 3 is fixedly connected between two groups of supporting columns 2, the bottom of the connecting plate 3 is fixedly connected with an electric sliding table 4, one side of the electric sliding table 4 is fixedly connected with a hydraulic cylinder 11, an expansion rod of the hydraulic cylinder 11 is fixedly connected with a supporting frame 12, a third rotating roller 13 is fixedly connected between the supporting frames 12, the first rotating roller 9, the second rotating roller 10 and the third rotating roller 13 are all cylindrical, the upper end of the first rotating roller 9 and the upper end of the second rotating roller 10 are at the same height, the supporting frame 12 is of a v-21274, the shape design is that the hydraulic cylinder 11 is driven by the electric sliding table 4 to move, the third rotating roller 13 is driven by the hydraulic cylinder 11 to move downwards, the position is limited right above the steel pipe by the third rotating roller 13, at the moment, the position is limited and fixed on the steel pipe by the first rotating roller 9, the second rotating roller 10 and the third rotating roller 13, and the second rotating roller 10 and the third rotating roller 13 are movable, the steel pipes with different sizes are clamped and fixed.

The working principle is as follows: starting a motor 14, driving a screw rod 15 to rotate through the motor 14, controlling the connecting block 20 to move through the rotation of the screw rod 15 and simultaneously driving two sets of moving blocks 6 to move simultaneously due to the sliding connection of the moving blocks 6 and the workbench 1 through a sliding block 18 and a sliding groove 19, controlling the connecting block 20 to move towards the supporting block 5 or reversely move towards the supporting block 5 through the forward rotation and reverse rotation of the motor 14, realizing the supporting and limiting of the steel pipe through the cooperation of a first rotating roller 9 and a second rotating roller 10, realizing the supporting and limiting of the steel pipes with different sizes through the cooperation of the second rotating rollers 10 at different positions and the first rotating roller 9, driving a hydraulic cylinder 11 to move through the movement of an electric sliding table 4, driving a third rotating roller 13 to move downwards through the hydraulic cylinder 11, clamping and limiting the steel pipe from the right above the steel pipe through the third rotating roller 13, at the moment, realize spacing the centre gripping of steel pipe through first live-rollers 9, second live-rollers 10 and third live-rollers 13, through second live-rollers 10 and the movability of third live-rollers 13, realize carrying out the centre gripping to the steel pipe of not unidimensional fixedly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel seamless welding device, includes workstation (1), its characterized in that: the upper surface of the workbench (1) is symmetrically and fixedly connected with supporting blocks (5), the upper surfaces of two groups of supporting blocks (5) are fixedly connected with first supporting plates (7), a first rotating roller (9) is fixedly connected between the two groups of first supporting plates (7), the upper surface of the workbench (1) is symmetrically and slidably connected with moving blocks (6), the upper surfaces of the two groups of moving blocks (6) are fixedly connected with second supporting plates (8), a second rotating roller (10) is fixedly connected between the two groups of second supporting plates (8), one sides of the two groups of moving blocks (6) penetrate through the bottom of the workbench (1) and extend to the outside, a connecting block (20) is fixedly connected between the sides of the two groups of moving blocks (6) far away from the second rotating roller (10), the outside of the connecting block (20) is in threaded connection with a lead screw (15), and two ends of the lead screw (15) are respectively and fixedly connected with a motor (14, area seat bearing (16) one side fixed connection is in workstation (1) bottom, two fixed support columns (2), two sets of have been connected to workstation (1) upper surface symmetry, fixedly connected with connecting plate (3) between support column (2), connecting plate (3) bottom fixedly connected with electronic slip table (4), electronic slip table (4) one side fixedly connected with pneumatic cylinder (11), pneumatic cylinder (11) telescopic link fixed connection support frame (12), fixedly connected with third live-rollers (13) between support frame (12).

2. A seamless welding apparatus for steel according to claim 1, wherein: and a threaded hole (17) is formed in the connecting block (20) at the position of the threaded connecting screw rod (15).

3. A seamless welding apparatus for steel according to claim 1, wherein: two sides of the two groups of moving blocks (6) are respectively and fixedly connected with sliding blocks (18) symmetrically, sliding grooves (19) are symmetrically formed in the upper surface of the workbench (1), and the sliding blocks (18) are in clearance fit with the sliding grooves (19).

4. A seamless welding apparatus for steel according to claim 1, wherein: and a protective box (21) is arranged outside the motor (14).

5. A seamless welding apparatus for steel according to claim 1, wherein: the first rotating roller (9), the second rotating roller (10) and the third rotating roller (13) are all cylindrical, and the upper end of the first rotating roller (9) and the upper end of the second rotating roller (10) are at the same height.

6. A seamless welding apparatus for steel according to claim 1, wherein: the support frame (12) is of a v-21274h-shaped design.