Seamless steel tube cutting equipment

Abstract

The utility model relates to seamless steel pipe cutting equipment, and relates to the technical field of steel pipe machining, the seamless steel pipe cutting equipment comprises a base and a supporting arm fixedly arranged on the base, a cutting arm is rotationally arranged on the supporting arm, and a bearing piece used for limiting a steel pipe is arranged on the base; a cutting wheel located above the bearing piece is rotationally arranged on the cutting arm, and a driving piece for driving the cutting wheel to operate is fixedly arranged on the cutting arm. A protective cover with an opening facing the base and arranged outside the cutting wheel in a sleeving mode is fixedly arranged on the supporting arm, a flexible collecting pipe with one end connected with an external pipeline is fixedly arranged on the outer side face of the protective cover, an air extracting pump is fixedly arranged on the inner wall of the flexible collecting pipe, and the end of the flexible collecting pipe communicates with the inner side face of the protective cover. According to the seamless steel pipe cutting device, when the seamless steel pipe is cut, the sucking pump is started, chippings or other impurities generated in the process are collected through the flexible collecting pipe, the possibility that the cutting environment is polluted by the chippings is reduced, and health of the respiratory system of an operator is guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of steel pipe processing, in particular to a seamless steel pipe cutting equipment. BACKGROUND

[0002] The seamless steel pipe cutting equipment plays a crucial role in the field of steel pipe processing, and its core function is to accurately cut seamless steel pipes according to the specified length or complex shape to meet the diverse needs of industrial applications. With the rapid progress of industrial technology, the equipment in this field is also undergoing technological innovation and upgrading.

[0003] Among the many cutting technologies, disc saw cutting has become one of the mainstream methods for cutting seamless steel pipes due to its efficiency, compactness, and excellent cutting precision, especially its adaptability to small caliber steel pipes. The system integrates key components such as motors, precision transmission devices, high-performance saw blades, and stable clamps, and achieves precise cutting of steel pipes through high-speed rotation of the saw blade.

[0004] However, it is worth noting that although disc saw cutting exhibits many advantages in the processing of seamless steel pipes, the problem of metal debris and dust generated during the operation process cannot be ignored. These fine particles generated by the friction between the saw blade and the steel pipe, if not properly handled, will quickly spread to the entire cutting area, not only seriously polluting the working environment, but also posing a threat to the respiratory health of operators, leaving room for improvement. SUMMARY

[0005] The purpose of the present application is to provide a seamless steel pipe cutting equipment to solve the problem of debris affecting the working environment during cutting of seamless steel pipes in the related art.

[0006] The seamless steel pipe cutting equipment provided by the present application adopts the following technical solution:

[0007] A seamless steel pipe cutting equipment, comprising a base and a support arm fixed on the base, a cutting arm is rotatably arranged on the support arm, a receiving member for limiting the steel pipe is arranged on the base, a cutting wheel located above the receiving member is rotatably arranged on the cutting arm, and a driving member for driving the cutting wheel to rotate is fixedly arranged; an protective cover with an opening facing the base and sleeved outside the cutting wheel is fixedly arranged on the support arm, a flexible collecting pipe with one end connected to an external pipeline is fixedly arranged on the outer side of the protective cover, an air suction pump is fixedly arranged on the inner wall of the flexible collecting pipe, and the end of the flexible collecting pipe is in communication with the inner side of the protective cover.

[0008] By adopting the technical scheme, when the seamless steel pipe is cut, the suction pump and the driving member are started, the user controls the rotation of the cutting arm, and the steel pipe is cut; the debris or other impurities generated in the process are collected through the flexible collecting pipe, so as to reduce the possibility of pollution of the cutting environment by the debris and ensure the respiratory health of the operator.

[0009] Optionally, a limiting snap ring is fixed on the support arm and surrounds the outer periphery of the flexible collecting pipe, one end of the limiting snap ring is hinged to the outer side of the support arm, and the other end of the limiting snap ring is detachably connected to the support arm.

[0010] By adopting the technical scheme, a part of the flexible collecting pipe is fixed on the support arm by the limiting snap ring, the possibility of loosening of the flexible collecting pipe during application of the cutting device is reduced, and the installation stability of the flexible collecting pipe is improved.

[0011] Optionally, an elastic pad is fixed on the side of the limiting snap ring facing the flexible collecting pipe.

[0012] By adopting the technical scheme, when the limiting snap ring is fixed in the flexible collecting pipe, the elastic pad is pressed, and the installation stability of the flexible collecting pipe is improved.

[0013] Optionally, the receiving member includes a plurality of receiving rollers arranged on the base, and a gap is arranged on the receiving roller below the cutting wheel.

[0014] By adopting the technical scheme, the receiving roller is supported and limited by the receiving roller, and the possibility of damage to the receiving roller by the cutting wheel during cutting of the steel pipe is reduced through the gap, and the service life of the receiving roller is prolonged.

[0015] Optionally, a wear-resistant sleeve is arranged on the outer side of the receiving roller.

[0016] By adopting the technical scheme, the outer side of the receiving roller is protected, the wear between the steel pipe and the receiving roller is reduced, and the service life of the receiving roller is prolonged.

[0017] Optionally, the protective cover is made of transparent material.

[0018] By adopting the technical scheme, the staff can directly observe the cutting process of the steel pipe.

[0019] Optionally, an operation handle is fixed on the end of the cutting arm away from the support arm.

[0020] By adopting the technical scheme, when the cutting device cuts the steel pipe, the user can drive the cutting arm to rotate by controlling the operation handle, and then cut the steel pipe, thereby improving the use performance of the cutting device.

[0021] Optionally, a traction rod is hinged on the upper side of the base away from the edge of the support arm, and the operating handle is provided with a limiting gap for the traction rod to rotate and be clamped.

[0022] By using the above technical scheme, when the upper part of the traction rod is clamped into the limiting gap of the operating handle, an additional support point is formed, which helps to reduce the shaking or drooping of the cutting arm due to gravity or other external factors, thereby enhancing the stability of the entire cutting arm in normal state; during cutting, the traction rod can be rotated downward to enable the cutting arm to rotate normally.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. When cutting a seamless steel pipe, the suction pump and the driving member are started, the user controls the rotation of the cutting arm, and the steel pipe is slit; the debris or other impurities generated in this process are collected through the flexible collecting pipe, thereby reducing the possibility of cutting environment being polluted by debris and ensuring the respiratory health of the operator. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0026] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application;

[0027] Figure 2 is a schematic diagram of the structure of the embodiment of the present application embodying the installation and cooperation of the cutting arm;

[0028] Figure 3 is a schematic diagram of the local sectional structure of the embodiment of the present application embodying the installation and cooperation of the receiving roller;

[0029] Figure 4 is a schematic diagram of the structure of the embodiment of the present application embodying the installation and cooperation of the protective cover;

[0030] Figure 5 is a schematic diagram of the local sectional structure of the embodiment of the present application embodying the installation and cooperation of the limiting ring.

[0031] In the figure, 1, base; 11, support arm; 12, traction rod; 13, limiting snap ring; 131, elastic pad; 2, cutting arm; 21, operating handle; 211, limiting notch; 3, receiving piece; 31, receiving roller; 311, accommodation gap; 32, wear-resistant sleeve; 4, cutting wheel; 5, driving piece; 6, protective cover; 61, main body, 62, cover; 7, flexible collecting pipe. DETAILED DESCRIPTION

[0032] The present application is further described in detail below with reference to the accompanying drawings.

[0033] Embodiment:

[0034] With reference to Figure 1 and Figure 2 , a seamless steel pipe cutting device, comprising a base 1 and a support arm 11 welded and fixed on the base 1, wherein the support arm 11 is rotationally provided with a cutting arm 2, the base 1 is provided with a receiving piece 3 for limiting the steel pipe, the cutting arm 2 is rotationally provided with a cutting wheel 4 above the receiving piece 3, and a driving piece 5 for driving the cutting wheel 4 to operate is fixedly arranged, wherein the driving piece 5 is a motor with an output shaft coaxially fixed with the cutting wheel 4, which will not be described here.

[0035] With reference to Figure 3 , the receiving piece 3 comprises three receiving rollers 31 arranged on the base 1, and the receiving rollers 31 are rotationally connected with the base 1, the length direction of the receiving rollers 31 is perpendicular to the rotating surface of the cutting wheel 4, and the receiving rollers 31 are provided with an accommodation gap 311 located directly below the cutting wheel 4;

[0036] A wear-resistant sleeve 32 made of rubber is fixedly sleeved on the outer side surface of the receiving roller 31. In this way, the receiving roller 31 and the wear-resistant sleeve 32 not only realize the support and limitation of the steel pipe, but also reduce the possibility of damage to the receiving roller 31 when the cutting wheel 4 cuts the steel pipe, thereby prolonging the service life.

[0037] With reference to Figure 2 and Figure 3 , the end of the cutting arm 2 away from the support arm 11 is fixedly provided with an operating handle 21; when the cutting device cuts the steel pipe, the user can drive the cutting arm 2 to rotate by controlling the operating handle 21, thereby cutting the steel pipe;

[0038] The edge of the base 1 away from the support arm 11 is hingedly connected with a traction rod 12, so that the user can drag the cutting device through the traction rod 12; the operating handle 21 is provided with a limiting notch 211 for the traction rod 12 to rotationally snap into, and when cutting is not performed, the traction rod 12 can be rotated to snap its upper part into the limiting notch 211 on the operating handle 21;

[0039] When the upper part of the traction rod 12 is clamped into the limiting gap 211 of the operation handle 21, an additional support point is formed, which helps to reduce the shaking or sagging of the cutting arm 2 due to gravity or other external factors, thereby enhancing the stability of the entire cutting arm 2 in normal state.

[0040] Referring to Figure 4 The support arm 11 is fixedly provided with a protective cover 6 which is open towards the base 1 and is sleeved outside the cutting wheel 4, wherein the protective cover 6 is made of transparent tempered glass, and the protective cover 6 is composed of a main body 61 and a cover body 62 which is hinged on one side of the main body 61 and is fastened by screws, and the cover body can be opened when the cutting wheel 4 needs to be installed; in the cutting machine protective cover 6, the tempered glass has high transparency, high strength and can effectively block sparks, and it is also convenient for direct observation of the cutting condition of the steel pipe;

[0041] A flexible collecting pipe 7 which can be moved and bent and is connected with an external pipeline is fixedly arranged on the outer side of the protective cover 6, an air suction pump (not shown in the figure) is fixedly arranged on the inner wall of the flexible collecting pipe 7, and the end of the flexible collecting pipe 7 is in communication with the inner side of the protective cover 6; during cutting, the air suction pump (not shown in the figure) is started to collect the cuttings or other impurities generated during cutting through the flexible collecting pipe 7, which is convenient for subsequent centralized treatment.

[0042] Referring to Figure 5 A limiting snap ring 13 which is sleeved on the outer periphery of the flexible collecting pipe 7 is fixedly arranged on the support arm 11, one end of the limiting snap ring 13 is hinged with the outer side of the support arm 11, and the other end of the limiting snap ring 13 is detachably connected with the support arm 11 through a locking screw; a rubber elastic pad 131 is fixedly arranged on the side of the limiting snap ring 13 which faces the flexible collecting pipe 7, so as to fix part of the flexible collecting pipe 7 on the support arm 11.

[0043] The implementation principle of the embodiment is as follows:

[0044] When the seamless steel pipe is cut, the pipe body is placed on the receiving roller 31, the receiving roller 31 and the wear-resistant sleeve 32 are used to support and limit the steel pipe, and then the air suction pump and the driving part 5 are started, the user controls the operation handle 21 to drive the cutting arm 2 to rotate, and the steel pipe is cut; the cuttings or other impurities generated in the process are collected through the flexible collecting pipe 7; after cutting, the traction rod 12 is rotated to make the upper part clamped into the limiting gap 211 of the operation handle 21.

[0045] Unless otherwise defined, the terms used in the present application shall be understood as follows: the terms used in the present application should be understood as having the meanings commonly used by those skilled in the art to which the present application pertains, unless otherwise defined. The terms "first", "second", "third" and the like used in the present application do not indicate any order, number or importance, but are used to distinguish different components. The terms "one" or "a" and the like do not indicate a quantity limitation, but indicate that there is at least one. The terms "include" or "contain" and the like mean that the elements or objects before the "include" or "contain" cover the elements or objects listed after the "include" or "contain" and their equivalents, and do not exclude other elements or objects. "Up", "down", "left", "right" and the like are used to represent relative positional relationships, which may change accordingly when the absolute positions of the described objects change.

[0046] The embodiments of the present application are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, wherein the same parts are denoted by the same reference numerals. Therefore, any equivalent changes made in the structure, shape, principle of the present application should be covered by the protection scope of the present application.

Claims

1. A seamless steel pipe cutting device, comprising a base (1) and a support arm (11) fixed on the base (1), a cutting arm (2) being rotatably arranged on the support arm (11), a receiving member (3) for limiting the steel pipe being arranged on the base (1), a cutting wheel (4) being rotatably arranged above the receiving member (3) on the cutting arm (2), and a driving member (5) being fixed on the cutting arm (2) and driving the cutting wheel (4) to rotate. characterized in that An outer side of the support arm (11) is fixed with a protective cover (6) which is open towards the base (1) and is sleeved outside the cutting wheel (4), one end of an inner wall of the protective cover (6) is fixed with a flexible collecting pipe (7) which is connected with an outer connecting pipe, an air pump is fixed on the inner wall of the flexible collecting pipe (7), and the end of the flexible collecting pipe (7) is communicated with the inner side of the protective cover (6).

2. A seamless tube cutting apparatus according to claim 1, wherein An outer side of the support arm (11) is fixed with a limiting snap ring (13) which is sleeved on the outer periphery of the flexible collecting pipe (7), one end of the limiting snap ring (13) is hinged to the outer side of the support arm (11), and the other end of the limiting snap ring (13) is detachably connected with the support arm (11).

3. A seamless tube cutting apparatus according to claim 2, wherein An outer side of the limiting snap ring (13) is fixed with an elastic pad (131) which is directed towards the flexible collecting pipe (7).

4. The apparatus of claim 1 wherein, The receiving member (3) comprises a plurality of receiving rollers (31) arranged on the base (1), and a gap (311) is arranged on the receiving roller (31) and is directly below the cutting wheel (4).

5. A seamless tube cutting apparatus according to claim 4, wherein An outer side of the receiving roller (31) is sleeved with a wear-resistant sleeve (32).

6. A seamless tube cutting apparatus according to claim 1, wherein The protective cover (6) is made of transparent material.

7. A seamless tube cutting apparatus according to claim 1, wherein An end of the cutting arm (2) which is away from the support arm (11) is fixed with an operating handle (21).

8. A seamless tube cutting apparatus according to claim 7, wherein An outer side of the base (1) which is away from the support arm (11) is hinged with a traction rod (12), and the operating handle (21) is provided with a limiting notch (211) for the traction rod (12) to be rotatably clamped.

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