Narrow and small space pipe butt welding device with angle adjusting mechanism

Abstract

The utility model relates to the technical field of pipeline welding, and discloses a narrow space pipe butt welding device with an angle adjusting mechanism, which comprises a welding ring, the left side of the welding ring is fixedly connected with a rubber ring, the right side of the welding ring is fixedly connected with a mounting seat, and the right side of the mounting seat is fixedly connected with a welding slide rail. And a driving sliding block is installed on the welding sliding rail, a hydraulic assembly is installed on the right side of the driving sliding block, and the output end of the hydraulic assembly is fixedly connected with a welding base. According to the narrow-space pipe butt welding device with the angle adjusting mechanism, the butt joint position of a pipeline is welded through the welding heads, the welding base can slide on the welding sliding rail to achieve stable welding of the butt joint position of the pipeline, and in the welding process, the driving motor can drive the first welding head and the second welding head to adjust the welding angle; therefore, the butt joint position of the pipeline is flexibly adapted for flexible welding, and the problem that the welding angle is inconvenient to adjust is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline welding, in particular to a narrow space pipe-to-pipe butt welding device with an angle adjustment mechanism. Background Art

[0002] A pipeline is a device connected by pipes, pipe connectors and valves for transporting gas, liquid or fluid with solid particles. When installing a pipeline, multiple groups of pipes need to be butt-welded and fixed. Welding is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure.

[0003] Common pipe butt welding equipment mostly uses manual handheld welding heads to weld pipes, but the space for installing some pipes is relatively small, some welding areas are inconvenient for the welding head to weld deeply, and the welding angle is inconvenient to adjust, resulting in low welding efficiency.

[0004] There is an urgent need for a narrow space pipe-to-pipe butt welding device with an angle adjustment mechanism to solve the technical defects proposed in the above technology. Utility Model Content

[0005] The purpose of the utility model is to provide a narrow space pipe butt welding device with an angle adjustment mechanism to solve the problem of inconvenience in adjusting the welding angle in the above background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a narrow space pipe butt welding device with an angle adjustment mechanism, comprising a welding ring, the left side of the welding ring is fixedly connected to a rubber ring, the right side of the welding ring is fixedly connected to a mounting seat, the right side of the mounting seat is fixedly connected to a welding slide rail, the welding slide rail is installed with a driving slider, the right side of the driving slider is installed with a hydraulic assembly, the output end of the hydraulic assembly is fixedly connected to the welding seat, the interior of the welding seat is movably connected with a first welding head and a second welding head, a driving motor is installed on the right side of the welding seat, a limiting ring is provided on the right side of the welding ring, power cords are installed on the welding ring and the limiting ring, the top and bottom ends of the right side of the welding ring are fixedly connected to an electric telescopic rod, the welding ring and the limiting ring are both installed with a clamping cylinder, the output end of the clamping cylinder is fixedly connected to a clamping plate, and a clamping pad is installed on the clamping plate.

[0007] Preferably, a reserved slide groove is provided on the welding slide rail, and the driving slider is sleeved on the outside of the welding slide rail in sliding connection.

[0008] Preferably, two groups of driving motors are provided, and the output ends of the driving motors are fixedly connected to the right sides of the first welding head and the second welding head respectively.

[0009] Preferably, a mounting plate is fixedly connected to the left side of the mounting seat, and a mounting bolt is provided on the mounting plate, and the mounting bolt is embedded in the interior of the welding ring.

[0010] Preferably, a splicing card block is fixedly connected to the clamping pad, a splicing card slot is provided inside the clamping plate, and the splicing card block is embedded in the splicing card slot.

[0011] Preferably, three groups of the clamping plates are provided, and the clamping plates are distributed in a ring shape inside the limiting ring.

[0012] Preferably, the right side of the electric telescopic rod is fixedly connected with a mounting block, the top and bottom ends of the left side of the limiting ring are fixedly connected with a mounting slot, the top of the mounting slot is provided with a fixing bolt, and the top of the mounting block is provided with a bolt hole.

[0013] Preferably, the installation block is embedded in the installation slot, and the fixing bolt is embedded in the bolt hole.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the narrow space pipe-to-pipe butt welding device with an angle adjustment mechanism not only realizes the function of flexibly adjusting the welding angle and the function of stably clamping the butt joint, but also realizes the function of flexibly clamping and limiting.

[0015] (1) A welding slide rail, a driving slider, a hydraulic assembly, a driving motor, a second welding head, a second welding head and a welding seat are provided. The welding ring is installed at the pipe joint position for use. The welding seat can slide on the welding slide rail to achieve stable welding of the pipe joint. During the welding process, the driving motor can drive the first welding head and the second welding head to adjust the welding angle, thereby flexibly adapting the pipe joint position for flexible welding. This structure realizes the function of adjustable welding angle to facilitate flexible welding;

[0016] (2) By providing a welding ring, an electric telescopic rod, a limiting ring, an installation slot, a fixing bolt and an installation block, when two sets of pipes are docked, the welding ring and the limiting ring are installed on the two sets of pipes, and then the electric telescopic rod is retracted. During the retraction process, the two sets of pipes can be stably docked. When disassembling, it is only necessary to unscrew the fixing bolt and then move the installation slot on the limiting ring out of the outside of the installation block. This structure realizes the function of facilitating stable clamping and docking;

[0017] (3) By providing a clamping cylinder, a clamping pad, a splicing slot, a clamping plate and a splicing block, the welding ring is first installed on the outside of one group of pipes before welding, and then the limit ring is installed on the outside of another group of pipes. Then the clamping cylinder is started, and the clamping cylinder can push the clamping plate to clamp and limit the outside of the pipe. The clamping pad on the clamping plate can improve the stability of the clamping. The clamping pad can be replaced according to needs. When replacing, the splicing block on the clamping pad can be moved out of the splicing slot. This structure realizes the function of flexible clamping and limiting. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front cross-sectional structure of the present utility model;

[0019] Figure 2 This is a schematic side view of the structure of the welding slide rail of the present invention;

[0020] Figure 3 For the utility model Figure 1 A in the middle is an enlarged structural diagram;

[0021] Figure 4 This is a side structural diagram of the limit ring of the present utility model.

[0022] In the figure: 1. Welding ring; 2. Rubber ring; 3. Mounting seat; 4. Electric telescopic rod; 5. Limiting ring; 6. Welding slide rail; 7. Driving slider; 8. Hydraulic assembly; 9. Mounting slot; 10. Clamping cylinder; 11. Driving motor; 12. First welding head; 13. Second welding head; 14. Mounting plate; 15. Reserved slide; 16. Mounting bolt; 17. Welding seat; 18. Bolt hole; 19. Fixing bolt; 20. Mounting block; 21. Clamping pad; 22. Splicing slot; 23. Clamping plate; 24. Splicing block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-4, The utility model provides an embodiment: a narrow space pipe butt welding device with an angle adjustment mechanism, comprising a welding ring 1, a rubber ring 2 is fixedly connected to the left side of the welding ring 1, a mounting seat 3 is fixedly connected to the right side of the welding ring 1, a welding slide rail 6 is fixedly connected to the right side of the mounting seat 3, a driving slider 7 is installed on the welding slide rail 6, a hydraulic assembly 8 is installed on the right side of the driving slider 7, an output end of the hydraulic assembly 8 is fixedly connected to a welding seat 17, a first welding head 12 and a second welding head 13 are movably connected inside the welding seat 17, a driving motor 11 is installed on the right side of the welding seat 17, a limiting ring 5 is provided on the right side of the welding ring 1, an electric telescopic rod 4 is fixedly connected to the top and bottom ends of the right side of the welding ring 1, a clamping cylinder 10 is installed on the welding ring 1 and the limiting ring 5, the output end of the clamping cylinder 10 is fixedly connected to a clamping plate 23, and a clamping pad 21 is installed on the clamping plate 23;

[0025] A reserved slide groove 15 is provided on the welding slide rail 6, and the driving slider 7 is slidably connected to the outside of the welding slide rail 6. Two groups of driving motors 11 are provided, and the output ends of the driving motors 11 are fixedly connected to the right sides of the first welding head 12 and the second welding head 13 respectively;

[0026] Specifically, if Figure 1 and Figure 2 As shown, the welding seat 17 can slide on the welding slide rail 6 to achieve stable welding of the pipe joint. During the welding process, the driving motor 11 can drive the first welding head 12 and the second welding head 13 to adjust the welding angle, thereby flexibly adapting the pipe joint position for flexible welding.

[0027] The left side of the mounting seat 3 is fixedly connected to a mounting plate 14, on which a mounting bolt 16 is provided, which is embedded in the interior of the welding ring 1. A splicing block 24 is fixedly connected to the clamping pad 21, and a splicing slot 22 is provided inside the clamping plate 23, and the splicing block 24 is embedded in the splicing slot 22. Three groups of clamping plates 23 are provided, and the clamping plates 23 are distributed in a ring shape inside the limiting ring 5.

[0028] Specifically, if Figure 1 and Figure 4 As shown, the welding ring 1 is first installed on the outside of one group of pipes, and then the limiting ring 5 is installed on the outside of another group of pipes. Then the clamping cylinder 10 is started. The clamping cylinder 10 can push the clamping plate 23 to clamp and limit the outside of the pipe. The clamping pad 21 on the clamping plate 23 can improve the stability of the clamping. The clamping pad 21 can be replaced as needed. When replacing, the splicing block 24 on the clamping pad 21 can be removed from the splicing slot 22.

[0029] The right side of the electric telescopic rod 4 is fixedly connected to a mounting block 20, and the top and bottom ends of the left side of the limiting ring 5 are fixedly connected to the mounting slot 9. The top of the mounting slot 9 is provided with a fixing bolt 19, and the top of the mounting block 20 is provided with a bolt hole 18. The mounting block 20 is embedded in the inside of the mounting slot 9, and the fixing bolt 19 is embedded in the inside of the bolt hole 18;

[0030] Specifically, if Figure 1 and Figure 3 As shown, when two sets of pipes are docked, the welding ring 1 and the limiting ring 5 are installed on the two sets of pipes, and then the electric telescopic rod 4 is retracted. During the retraction process, the two sets of pipes can be stably docked. When disassembling, it is only necessary to unscrew the fixing bolt 19 and then move the mounting slot 9 on the limiting ring 5 out from the outside of the mounting block 20.

[0031] Working principle: When the utility model is in use, when two groups of pipes are docked, the welding ring 1 and the limit ring 5 are installed on the two groups of pipes, the welding ring 1 is first installed on the outside of one group of pipes, and then the limit ring 5 is installed on the outside of the other group of pipes, and then the clamping cylinder 10 is started. The clamping cylinder 10 can push the clamping plate 23 to clamp and limit the outside of the pipe. The clamping pad 21 on the clamping plate 23 can improve the stability of the clamping, and then the electric telescopic rod 4 is retracted. During the contraction process, the two groups of pipes can be stably docked, and the welding seat 17 can slide on the welding slide rail 6 to achieve stable welding of the pipe docking point. During the welding process, the drive motor 11 can drive the first welding head 12 and the second welding head 13 to adjust the welding angle, so as to flexibly adapt to the pipe docking position for flexible welding. This structure realizes the function of adjustable welding angle for flexible welding.

[0032] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A pipe-to-pipe butt welding device for use in a narrow space with an angle adjustment mechanism, comprising a welding ring (1), characterized in that: The left side of the welding ring (1) is fixedly connected to a rubber ring (2), the right side of the welding ring (1) is fixedly connected to a mounting seat (3), the right side of the mounting seat (3) is fixedly connected to a welding slide rail (6), a driving slider (7) is installed on the welding slide rail (6), a hydraulic assembly (8) is installed on the right side of the driving slider (7), the output end of the hydraulic assembly (8) is fixedly connected to a welding seat (17), and the interior of the welding seat (17) is movably connected to the first welding head (1 2) and a second welding head (13), a driving motor (11) is installed on the right side of the welding seat (17), a limiting ring (5) is provided on the right side of the welding ring (1), the top and bottom ends of the right side of the welding ring (1) are fixedly connected to an electric telescopic rod (4), a clamping cylinder (10) is installed on both the welding ring (1) and the limiting ring (5), the output end of the clamping cylinder (10) is fixedly connected to a clamping plate (23), and a clamping pad (21) is installed on the clamping plate (23).

2. The narrow space pipe-to-pipe butt welding device with an angle adjustment mechanism according to claim 1, characterized in that: A reserved slide groove (15) is provided on the welding slide rail (6), and the driving slider (7) is sleeved on the outside of the welding slide rail (6) in a sliding connection.

3. The narrow space pipe-to-pipe butt welding device with an angle adjustment mechanism according to claim 1, characterized in that: Two groups of driving motors (11) are provided, and the output ends of the driving motors (11) are fixedly connected to the right sides of the first welding head (12) and the second welding head (13), respectively.

4. The narrow space pipe butt welding device with an angle adjustment mechanism according to claim 1, characterized in that: A mounting plate (14) is fixedly connected to the left side of the mounting seat (3), and a mounting bolt (16) is provided on the mounting plate (14). The mounting bolt (16) is embedded in the interior of the welding ring (1).

5. The narrow space pipe butt welding device with an angle adjustment mechanism according to claim 1, characterized in that: A splicing card block (24) is fixedly connected to the clamping pad (21), a splicing card slot (22) is provided inside the clamping plate (23), and the splicing card block (24) is embedded inside the splicing card slot (22).

6. The narrow space pipe butt welding device with an angle adjustment mechanism according to claim 1, characterized in that: The clamping plates (23) are provided in three groups, and the clamping plates (23) are distributed in a ring shape inside the limiting ring (5).

7. The narrow space pipe-to-pipe butt welding device with an angle adjustment mechanism according to claim 1, characterized in that: The right side of the electric telescopic rod (4) is fixedly connected to a mounting block (20), the top and bottom ends of the left side of the limiting ring (5) are fixedly connected to a mounting slot (9), the top end of the mounting slot (9) is provided with a fixing bolt (19), and the top end of the mounting block (20) is provided with a bolt hole (18).

8. The narrow space pipe-to-pipe butt welding device with an angle adjustment mechanism according to claim 7, characterized in that: The installation block (20) is embedded in the interior of the installation slot (9), and the fixing bolt (19) is embedded in the interior of the bolt hole (18).

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