Steel pipe end groove cutting device

Abstract

The utility model relates to the technical field of steel pipe processing, in particular to a steel pipe end groove cutting device, which comprises a driving wheel component, a cutting wheel component, a cutting wheel component, a cutting wheel component and a cutting wheel component, wherein the driving wheel component is mounted at one end of a steel pipe and comprises a horizontal bracket, a vertical bracket, a moving roller, a fixed driving wheel and a motor; the vertical bracket is fixed on the horizontal bracket, the movable roller and the fixed driving wheel are both mounted on the vertical bracket, and the fixed driving wheel is connected with the output end of the motor; the moving wheel assembly is installed at the other end of the steel pipe and comprises a horizontal fixing support, a vertical fixing support and a moving rolling wheel, the vertical fixing support is fixed to the horizontal fixing support, and the moving rolling wheel is installed on the vertical fixing support; and the cutting assembly is installed on the driving wheel assembly, located above the steel pipe and used for cutting a groove in the end of the steel pipe. The motor drives the fixed driving wheel to rotate, the movable rolling wheel and the steel pipe can be driven to rotate at a constant speed, the cutting angle of the plasma cutting gun head can be perpendicular to the outer wall of the steel pipe all the time, and therefore the cutting quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipe processing, in particular to a steel pipe end groove cutting device. Background Art

[0002] During the manufacturing process of steel pipes, it is necessary to prefabricate the grooves at the pipe ends to facilitate the subsequent pipeline welding construction. Manual cutting has low production efficiency and uneven cutting grooves, which affects the welding quality of steel pipes. In the prior art, plasma cutting guns can be used for cutting, but in the process of cutting the grooves at the ends of steel pipes, the cutting angle of the plasma cutting guns on the steel pipes is prone to change, affecting the cutting quality. Utility Model Content

[0003] The utility model aims to overcome the shortcomings of the prior art and proposes a steel pipe end bevel cutting device which can ensure that the cutting angle of the plasma cutting gun head is always perpendicular to the outer wall of the steel pipe, thereby ensuring the cutting quality.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A steel pipe end bevel cutting device, comprising:

[0006] The driving wheel assembly is installed at one end of the steel pipe, and includes a horizontal bracket and a vertical bracket, a movable roller, a fixed driving wheel and a motor; the vertical bracket is fixed on the horizontal bracket; the movable roller and the fixed driving wheel are both installed on the vertical bracket; the fixed driving wheel is connected to the output end of the motor;

[0007] The moving wheel assembly is installed at the other end of the steel pipe, and includes a horizontal fixed bracket, a vertical fixed bracket and a moving rolling wheel; the vertical fixed bracket is fixed on the horizontal fixed bracket; the moving rolling wheel is installed on the vertical fixed bracket;

[0008] The cutting assembly is installed on the driving wheel assembly and is located above the steel pipe, and is used for cutting the groove of the pipe end of the steel pipe.

[0009] The above technical solution drives the fixed driving wheel to rotate by a motor, which can drive the movable roller and the steel pipe to rotate at a constant speed, so that the cutting angle of the plasma cutting gun head is always perpendicular to the outer wall of the steel pipe, thereby improving the cutting quality.

[0010] Furthermore, the cutting assembly includes a body, a plasma cutting gun head fixing part, a fixing rod and a roller; the plasma cutting gun head fixing part is installed on the fixing rod for installing the plasma cutting gun head; the fixing rod is fixed on the body; the body is an inverted Y-shaped structure, and a roller is arranged at the bottom. When cutting a steel pipe, the cutting assembly is placed above the steel pipe, and the roller is located on the vertical bracket of the driving wheel assembly.

[0011] Furthermore, the fixing rod is welded to the body.

[0012] Furthermore, a handle is provided on the top of the body.

[0013] Furthermore, a plasma cutting gun head switch is arranged on the handle.

[0014] Furthermore, the vertical bracket is provided with a plurality of movable roller fixing holes along the length direction, and the movable roller is installed on the movable roller fixing holes.

[0015] Furthermore, the vertical fixing bracket is provided with a plurality of movable rolling wheel fixing holes along the length direction, and the movable rolling wheel is installed on the movable rolling wheel fixing holes.

[0016] Technical effects of the utility model:

[0017] Compared with the prior art, the utility model provides a steel pipe end bevel cutting device, in which the driving wheel assembly, the moving wheel assembly and the cutting assembly utilize their self-adjusting function to make the processed steel pipe move in a circular motion at a uniform speed, so that the cutting angle of the plasma cutting gun head is always perpendicular to the outer wall of the steel pipe, the cutting process is smooth and reliable, the pipe end bevel cutting quality is good, and the production efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a top view of the utility model steel pipe end groove cutting device;

[0019] Figure 2 For this utility model Figure 1 A top view of the middle moving wheel assembly;

[0020] Figure 3 For this utility model Figure 1 A top view of the middle drive wheel assembly;

[0021] Figure 4 For this utility model Figure 3 Left view of

[0022] Figure 5 For this utility model Figure 1 Top view of the mid-cut assembly;

[0023] Figure 6 For this utility model Figure 5 Left view of .

[0024] In the figure, 1, steel pipe; 2, driving wheel assembly; 3, moving wheel assembly; 4, cutting assembly; 201, horizontal bracket; 202, vertical bracket; 203, moving roller; 204, fixed driving wheel; 205, motor; 206, moving roller fixing hole; 301, horizontal fixed bracket; 302, vertical fixed bracket; 303, moving rolling wheel; 304, moving rolling wheel fixing hole; 401, main body; 402, fixing piece; 403, fixing rod; 404, handle; 405, roller. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is clearly and completely described below in conjunction with the accompanying drawings of the specification.

[0026] Embodiment 1:

[0027] like Figure 1 As shown, the present embodiment relates to a steel pipe end groove cutting device, comprising a driving wheel assembly 2 and a moving wheel assembly 3 for moving a steel pipe 1, and a cutting assembly 4 for cutting the groove of the pipe end of the steel pipe 1. One end of the steel pipe 1 is placed on the driving wheel assembly 2, and the other end is placed on the moving wheel assembly 3.

[0028] like Figure 1 , 3 and 4, the driving wheel assembly 2 includes a horizontal bracket 201 and a vertical bracket 202, a movable roller 203, a fixed driving wheel 204 and a motor 205; the vertical bracket 202 is fixed on the horizontal bracket 201 and the two are arranged vertically; the vertical bracket 202 is provided with a plurality of movable roller fixing holes 206 along the length direction, and the movable roller 203 is installed on the movable roller fixing holes 206; the fixed driving wheel 204 is fixedly installed on the vertical bracket 202, and is connected to the output end of the motor 205, and the motor 205 drives the fixed driving wheel 204 to rotate, which can drive the movable roller 203 and the steel pipe 1 to rotate at a uniform speed.

[0029] like Figure 1 and 2 As shown, the moving wheel assembly 3 includes a horizontal fixed bracket 301, a vertical fixed bracket 302 and a moving rolling wheel 303; the vertical fixed bracket 302 is fixed on the horizontal fixed bracket 301 and the two are vertically arranged; the vertical fixed bracket 302 opens a plurality of moving rolling wheel fixing holes 304 along the length direction, and the moving rolling wheel 303 is installed on the moving rolling wheel fixing hole 304.

[0030] like Figure 1 , 5As shown in Figure 6, the cutting assembly 4 includes a body 401, a plasma cutting gun head fixing part 402, a fixing rod 403, a handle 404 and a roller 405; the plasma cutting gun head fixing part 402 is mounted on the fixing rod 403 for mounting the plasma cutting gun head; the fixing rod 403 is welded to the body 401; the handle 404 is arranged on the top of the body 401, and a plasma cutting gun head switch is arranged on the handle 404; the body 401 is an inverted "Y"-shaped structure, and a roller 405 is arranged at the bottom. When cutting the steel pipe 1, the cutting assembly 4 is placed above the steel pipe 1, and the roller 405 is installed on the vertical bracket 202 of the driving wheel assembly 2.

[0031] Working principle: When the utility model is used, first place one end of the steel pipe 1 to be processed on the driving wheel assembly 2, and the other end on the moving wheel assembly 3. Then, turn on the motor 205 to make the fixed driving wheel 204 rotate at a constant speed, and the moving roller 203 and the steel pipe 1 are driven at a constant speed by the fixed driving wheel 204. Then, install the plasma cutting gun head on the plasma cutting gun head fixing part 402 with a fixed adjustable clamp (using the existing technology), and adjust the angle and distance of the plasma cutting gun head. And install the plasma cutting gun power wire on the plasma cutting gun wire fixing assembly fixed on the body 401. Then connect the plasma cutting gun to the plasma cutting gun head switch. Finally, place the installed cutting assembly 4 on the part of the steel pipe 1 that needs to be processed. Press the plasma cutting gun head switch during operation.

[0032] The above-mentioned specific implementation methods are only specific cases of the present utility model. The patent protection scope of the present utility model includes but is not limited to the above-mentioned specific implementation methods. Any appropriate changes or modifications made to them by ordinary technicians in the relevant technical field in accordance with the claims of the present utility model shall fall within the patent protection scope of the present utility model.

Claims

1. A steel pipe end bevel cutting device, characterized in that: include: The driving wheel assembly (2) is mounted on one end of the steel pipe (1), and comprises a horizontal support (201) and a vertical support (202), a movable roller (203), a fixed driving wheel (204) and a motor (205); the vertical support (202) is fixed on the horizontal support (201); the movable roller (203) and the fixed driving wheel (204) are both mounted on the vertical support (202); the fixed driving wheel (204) is connected to the output end of the motor (205); The moving wheel assembly (3) is installed at the other end of the steel pipe (1), and comprises a horizontal fixed bracket (301), a vertical fixed bracket (302) and a moving rolling wheel (303); the vertical fixed bracket (302) is fixed on the horizontal fixed bracket (301); the moving rolling wheel (303) is installed on the vertical fixed bracket (302); The cutting assembly (4) is mounted on the driving wheel assembly (2) and is located above the steel pipe (1) and is used for cutting the bevel of the pipe end of the steel pipe (1).

2. The steel pipe end bevel cutting device according to claim 1, characterized in that: The cutting assembly (4) comprises a body (401), a plasma cutting gun head fixing member (402), a fixing rod (403) and a roller (405); the plasma cutting gun head fixing member (402) is mounted on the fixing rod (403) and is used for mounting the plasma cutting gun head; the fixing rod (403) is fixed on the body (401); the body (401) is an inverted Y-shaped structure, and a roller (405) is arranged at the bottom.

3. The steel pipe end bevel cutting device according to claim 2, characterized in that: The fixing rod (403) is welded to the body (401).

4. The steel pipe end bevel cutting device according to claim 2, characterized in that: A handle (404) is provided on the top of the body (401).

5. The steel pipe end bevel cutting device according to claim 4, characterized in that: The handle (404) is provided with a plasma cutting gun head switch.

6. The steel pipe end bevel cutting device according to any one of claims 1 to 5, characterized in that: The vertical support (202) is provided with a plurality of moving roller fixing holes (206) along the length direction, and the moving roller (203) is installed on the moving roller fixing holes (206).

7. The steel pipe end bevel cutting device according to any one of claims 1 to 5, characterized in that: The vertical fixing bracket (302) is provided with a plurality of movable rolling wheel fixing holes (304) along the length direction, and the movable rolling wheel (303) is mounted on the movable rolling wheel fixing holes (304).

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