Double-sided submerged-arc welding spiral steel pipe cutting device

By combining adjustment and fixing devices, the problem of difficult bottom cutting of spiral steel pipe cutting devices is solved, and efficient cutting of spiral steel pipes is achieved.

CN222326831UActive Publication Date: 2025-01-10ZHONGKE PRECISION STEEL TUBE (SHANDONG) CO LTD
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Patent Information

Application Number
CN202420231615.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-31
Publication Date
2025-01-10
Estimated Expiration
2034-01-31

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Abstract

The utility model discloses a double-face submerged-arc welding spiral steel pipe cutting device, and relates to the technical field of spiral steel pipes. The double-sided submerged-arc welding spiral steel pipe cutting device comprises a base and is characterized in that an adjusting device is arranged in an opening groove in the upper end face of the base, a fixing device is arranged on the upper end face of the base, a rotating device is arranged on the upper end face of the base, the fixing device on the left side is provided with an auxiliary rotating device, and the fixing device on the right side is provided with an auxiliary rotating device. A cutting device is arranged on the upper end face of the base. The spiral steel pipe is preliminarily fixed and limited through the fixing device, so that it is guaranteed that the spiral steel pipe can be kept horizontal before being cut, deviation generated after cutting is avoided, the inner wall of the spiral steel pipe can be tightly supported through the rotating end of the rotating device and the driven end of the auxiliary rotating device, and therefore the inner wall of the spiral steel pipe is tightly supported. And then the rotating end of the rotating device can drive the spiral steel pipe to rotate, and then the position of the cutting device is adjusted to cut the spiral steel pipe.
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Description

Technical Field

[0001] The utility model relates to the technical field of spiral steel pipes, in particular to a double-sided submerged arc welded spiral steel pipe cutting device. Background Art

[0002] Double-sided submerged arc welded spiral steel pipe is becoming more and more popular in the oil and gas, slurry transportation, urban construction and other industries due to its high pressure bearing capacity, low resistance, low temperature resistance, corrosion resistance, easy installation and maintenance, etc. The process flow first conducts full-plate ultrasonic inspection.

[0003] The existing patent number CN214642031U proposes a double-sided submerged arc welding spiral steel pipe cutting device, including a base, the upper side wall of the base is provided with a plurality of clamping mechanisms, the clamping mechanism includes a support column fixedly connected to the upper side wall of the base, the upper side wall of the support column is provided with a groove, the outer wall of the support column is fixedly connected with two fixed plates respectively located on both sides of the groove, the outer walls of the two fixed plates located on the same side are both slidably inserted with sliding rods, and the opposite ends of the two sliding rods are both fixedly connected with an arc-shaped clamping plate.

[0004] The above-mentioned double-sided submerged arc welding spiral steel pipe cutting device has the following problems during use. When cutting the spiral steel pipe, the spiral steel pipe is usually rotated and then cut by the cutting device. The above-mentioned cutting device has difficulty in cutting the bottom of the spiral steel pipe during cutting, and cannot improve the cutting efficiency of the spiral steel pipe.

[0005] For this purpose, a double-sided submerged arc welding spiral steel pipe cutting device is proposed. Utility Model Content

[0006] The purpose of the utility model is to solve the following problems existing in the use of the above-mentioned double-sided submerged arc welding spiral steel pipe cutting device. When cutting the spiral steel pipe, the spiral steel pipe is usually rotated and then cut by the cutting device. The above-mentioned cutting device has difficulty in cutting the bottom of the spiral steel pipe during cutting, and the cutting efficiency of the spiral steel pipe cannot be improved. The utility model provides a double-sided submerged arc welding spiral steel pipe cutting device.

[0007] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0008] A double-sided submerged arc welding spiral steel pipe cutting device comprises a base, an upper end surface of the base is provided with an open groove, an adjustment device for adjusting the length is arranged in the upper end surface of the base, the upper end surface of the base is provided with a fixing device for preliminarily positioning and fixing the spiral steel pipe, the upper end surface of the base is provided with a rotating device for driving the spiral steel pipe to rotate, the fixing device on the left side is provided with an auxiliary rotating device for auxiliary rotation, and the upper end surface of the base is provided with a cutting device for cutting the spiral steel pipe.

[0009] Furthermore, the adjustment device includes a motor, a screw rod, a rotating baffle, a sliding bar and an auxiliary rolling wheel. The motor is fixedly installed in an open groove on the upper end surface of the base, the screw rod is fixedly installed at the rotating end of the motor, the rotating baffle is fixedly installed on the right side wall inside the open groove on the upper end surface of the base, the sliding bar is fixedly installed on the upper end surface of the base, and the auxiliary rolling wheel is fixedly installed on the upper end surface of the base.

[0010] Furthermore, the fixing device includes a sliding column, a second motor, a second screw rod, a movable plate, a fixed column, a rubber belt and a limit column, the sliding column on the right side is fixedly installed on the upper end surface of the base, the sliding column on the left side is slidably installed on the upper end surface of the sliding bar one and the bottom is threadedly connected to the first screw rod, the second motor is fixedly installed on the upper end surface of the sliding column, the second screw rod is fixedly installed on the rotating end of the second motor, the movable plate is slidably installed on the opposite side wall of the sliding column, the movable plate is threadedly connected to the second screw rod, the fixed column is fixedly installed on the opposite side wall of the movable plate, the rubber belt is fixedly installed on the opposite side wall of the fixed column, and the limit column is fixedly installed on the opposite side wall of the movable plate.

[0011] Furthermore, the rotating device includes motor three, a movable groove, a movable seat, screw rod three, motor four, a rotating block and an electric push rod one, wherein motor three is fixedly mounted on the upper end surface of the base, the movable groove is fixedly mounted on the upper end surface of the base, the movable seat is slidably mounted in motor three, screw rod three is fixedly mounted on the rotating end of motor three, motor four is fixedly mounted on the upper end surface of the movable seat, the rotating block is fixedly mounted on the rotating end of motor four, and the electric push rod one is fixedly mounted on the outer surface of the rotating block.

[0012] Furthermore, the auxiliary rotation device includes a fixed plate, a second electric push rod, a sliding card seat, a sliding plate, a connecting plate, a rotating seat and a third electric push rod, the fixed plate is fixedly installed on the right side wall of the sliding column on the left, the second electric push rod is fixedly installed on the left side wall of the fixed plate, the sliding card seat is fixedly installed on the opposite side wall of the sliding column on the left, the sliding plate is slidably installed inside the sliding card seat, the opposite side wall of the sliding plate is fixedly connected to the pushing end of the second electric push rod, the connecting plate is installed on the opposite side wall of the sliding plate, the rotating seat is rotatably installed on the outer surface of the connecting plate, and the third electric push rod is fixedly installed on the outer surface of the rotating seat.

[0013] Furthermore, the cutting device includes a limit plate, a second sliding bar, an adjustment slide and a cutting device, the limit plate is fixedly installed on the upper end surface of the base, the second sliding bar is fixedly installed on the upper end surface of the base, the adjustment slide is slidably installed on the outer surface of the second sliding bar, and the cutting device is fixedly installed on the upper end surface of the adjustment slide.

[0014] The beneficial effects of the utility model are as follows:

[0015] First, adjust the fixing device on the left side to a suitable position through the adjustment device, and then use the fixing device to preliminarily fix and limit the spiral steel pipe, so as to ensure that the spiral steel pipe can remain level before cutting and avoid deviation after cutting. After the spiral steel pipe is fixed, adjust the rotating device and the auxiliary rotating device so that the rotating end of the rotating device and the driven end of the auxiliary rotating device can tighten the inner wall of the spiral steel pipe, and then the rotating end of the rotating device can drive the spiral steel pipe to rotate, and then adjust the position of the cutting device to cut the spiral steel pipe, thereby improving the cutting efficiency of the spiral steel pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 3 It is a front view of the local structure of the utility model;

[0019] Figure 4 It is a partial structural schematic diagram of the utility model;

[0020] Figure 5 It is a partial structural schematic diagram of the utility model;

[0021] Reference numerals: 1, base; 2, adjustment device; 201, motor 1; 202, screw rod 1; 203, rotating baffle; 204, sliding bar 1; 205, auxiliary rolling wheel; 3, fixing device; 301, sliding column; 302, motor 2; 303, screw rod 2; 304, moving plate; 305, fixing column; 306, rubber belt; 307, limiting column; 4, rotating device; 401, motor 3; 402, moving slot; 40 3. Moving seat; 404. Screw rod three; 405. Motor four; 406. Rotating block; 407. Electric push rod one; 5. Auxiliary rotating device; 501. Fixed plate; 502. Electric push rod two; 503. Sliding seat; 504. Sliding plate; 505. Connecting plate; 506. Rotating seat; 507. Electric push rod three; 6. Cutting device; 601. Limiting plate; 602. Sliding bar two; 603. Adjusting slide seat; 604. Cutting equipment. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0023] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0025] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] See also Figure 1-4 A double-sided submerged arc welding spiral steel pipe cutting device comprises a base 1, an upper end surface of the base 1 is provided with an open groove, an adjusting device 2 for adjusting the length is arranged in the upper end surface of the base 1, a fixing device 3 for preliminarily positioning and fixing the spiral steel pipe is arranged on the upper end surface of the base 1, a rotating device 4 for driving the spiral steel pipe to rotate is arranged on the upper end surface of the base 1, the fixing device 3 on the left side is provided with an auxiliary rotating device 5 for auxiliary rotation, and a cutting device 6 for cutting the spiral steel pipe is arranged on the upper end surface of the base 1.

[0027] Specifically: first, adjust the fixing device 3 on the left to a suitable position through the adjusting device 2, and then use the fixing device 3 to preliminarily fix and limit the spiral steel pipe, so as to ensure that the spiral steel pipe can remain horizontal before cutting and avoid deviation after cutting. When the spiral steel pipe is fixed, adjust the rotating device 4 and the auxiliary rotating device 5 so that the rotating end of the rotating device 4 and the driven end of the auxiliary rotating device 5 can tighten the inner wall of the spiral steel pipe, and then the rotating end of the rotating device 4 can drive the spiral steel pipe to rotate, and then adjust the position of the cutting device 6 to cut the spiral steel pipe.

[0028] The adjusting device 2 includes a motor 201, a screw rod 202, a rotating baffle 203, a sliding bar 204 and an auxiliary rolling wheel 205. The motor 201 is fixedly installed in an open groove on the upper end surface of the base 1, the screw rod 202 is fixedly installed at the rotating end of the motor 201, the rotating baffle 203 is fixedly installed on the right side wall inside the open groove on the upper end surface of the base 1, the sliding bar 204 is fixedly installed on the upper end surface of the base 1, and the auxiliary rolling wheel 205 is fixedly installed on the upper end surface of the base 1.

[0029] Specifically, the motor 201 drives the screw rod 202 to rotate, so that the screw rod 202 drives the bottom of the left fixing device 3 to move left and right, so that the spiral steel pipes of different lengths can be adjusted. The function of the rotating baffle 203 is to provide a base, and the auxiliary rolling wheel 205 is to assist the spiral steel pipe to rotate.

[0030] The fixing device 3 includes a sliding column 301, a motor 2 302, a screw rod 2 303, a movable plate 304, a fixed column 305, a rubber belt 306 and a limiting column 307. The sliding column 301 on the right is fixedly installed on the upper end surface of the base 1, the sliding column 301 on the left is slidably installed on the upper end surface of the sliding bar 1 204 and the bottom is threadedly connected to the screw rod 1 202, the motor 2 302 is fixedly installed on the upper end surface of the sliding column 301, the screw rod 2 303 is fixedly installed on the rotating end of the motor 2 302, the movable plate 304 is slidably installed on the opposite side wall of the sliding column 301, the movable plate 304 is threadedly connected to the screw rod 2 303, the fixed column 305 is fixedly installed on the opposite side wall of the movable plate 304, the rubber belt 306 is fixedly installed on the opposite side wall of the fixed column 305, and the limiting column 307 is fixedly installed on the opposite side wall of the movable plate 304.

[0031] Specifically: Motor 2 302 drives screw 2 303 to rotate, and screw 2 303 drives movable plate 304 to move up and down, so that rubber belt 306 can fix and limit the surface of the spiral steel pipe, so as to ensure that the spiral steel pipe will not deviate during rotation cutting, thereby causing a decrease in product quality. Limiting column 307 can allow the upper and lower movable plates 304 to maintain stability during movement.

[0032] The rotating device 4 includes a motor three 401, a moving groove 402, a moving seat 403, a screw rod three 404, a motor four 405, a rotating block 406 and an electric push rod one 407. The motor three 401 is fixedly installed on the upper end surface of the base 1, the moving groove 402 is fixedly installed on the upper end surface of the base 1, the moving seat 403 is slidably installed in the motor three 401, the screw rod three 404 is fixedly installed on the rotating end of the motor three 401, the motor four 405 is fixedly installed on the upper end surface of the moving seat 403, the rotating block 406 is fixedly installed on the rotating end of the motor four 405, and the electric push rod one 407 is fixedly installed on the outer surface of the rotating block 406.

[0033] Specifically: after the spiral steel pipe is fixed by the fixing device 3, the motor three 401 drives the screw rod three 404 to rotate, and then the moving seat 403 will move left and right in the moving groove 402 driven by the screw rod three 404, so that the motor four 405 drives the rotating block 406 and the electric push rod one 407 to enter the interior of the spiral steel pipe, and the electric push rod one 407 will tighten the inner wall of the spiral steel pipe, and then the motor four 405 will drive the rotating block 406 and the electric push rod one 407 to rotate, thereby driving the spiral steel pipe to rotate slowly on the auxiliary rolling wheel 205.

[0034] The auxiliary rotating device 5 includes a fixed plate 501, an electric push rod 2 502, a sliding seat 503, a sliding plate 504, a connecting plate 505, a rotating seat 506 and an electric push rod 3 507. The fixed plate 501 is fixedly installed on the right side wall of the sliding column 301 on the left, the electric push rod 2 502 is fixedly installed on the left side wall of the fixed plate 501, the sliding seat 503 is fixedly installed on the opposite side wall of the sliding column 301 on the left, the sliding plate 504 is slidably installed inside the sliding seat 503, the opposite side wall of the sliding plate 504 is fixedly connected to the pushing end of the electric push rod 2 502, the connecting plate 505 is installed on the opposite side wall of the sliding plate 504, the rotating seat 506 is rotatably installed on the outer surface of the connecting plate 505, and the electric push rod 3 507 is fixedly installed on the outer surface of the rotating seat 506.

[0035] Specifically: after the spiral steel pipe is fixed by the fixing device 3, the connecting plate 505, the rotating seat 506 and the electric push rod 3 507 are fixedly installed to the opposite side walls of the sliding plate 504, and then the electric push rod 2 502 drives the sliding plate 504 to move left and right in the sliding seat 503. When the rotating seat 506 and the electric push rod 3 507 move to the inside of the spiral steel pipe, the electric push rod 3 507 tightens it, so that it can cooperate with the rotating device 4, thereby assisting the rotation of the left inner wall of the spiral steel pipe.

[0036] The cutting device 6 includes a limit plate 601, a sliding bar 602, an adjustment slide 603 and a cutting device 604. The limit plate 601 is fixedly installed on the upper end surface of the base 1, the sliding bar 602 is fixedly installed on the upper end surface of the base 1, the adjustment slide 603 is slidably installed on the outer surface of the sliding bar 602, and the cutting device 604 is fixedly installed on the upper end surface of the adjustment slide 603.

[0037] Specifically, by adjusting the position of the slide 603, the cutting device 604 will cut the spiral steel pipe.

[0038] In summary:

[0039] First, the fixing device 3 on the left is adjusted to a suitable position through the adjusting device 2, and then the spiral steel pipe is preliminarily fixed and limited by the fixing device 3, so as to ensure that the spiral steel pipe can remain horizontal before cutting and avoid deviation after cutting. After the spiral steel pipe is fixed, the rotating end of the rotating device 4 and the driven end of the auxiliary rotating device 5 are adjusted to tighten the inner wall of the spiral steel pipe, so that the rotating end of the rotating device 4 can drive the spiral steel pipe to rotate, and then the position of the cutting device 6 is adjusted to cut the spiral steel pipe. The motor 2 302 drives the screw rod 2 303 to rotate, and the screw rod 2 303 drives the moving plate 304 to move up and down, so that the rubber belt 306 can fix and limit the surface of the spiral steel pipe, so as to ensure that the spiral steel pipe will not deviate during the rotation cutting, thereby causing the product quality to decline. The limiting column 307 can keep the upper and lower moving plates 304 stable when moving. After the spiral steel pipe is fixed by the fixing device 3, the motor 3 401 drives the screw rod 2 303 to rotate, and the screw rod 2 303 drives the moving plate 304 to move up and down. Rod three 404 rotates, and then the moving seat 403 will move left and right in the moving groove 402 driven by the screw rod three 404, so that the motor four 405 drives the rotating block 406 and the electric push rod one 407 to enter the interior of the spiral steel pipe, and the electric push rod one 407 will tighten the inner wall of the spiral steel pipe, and then the motor four 405 will drive the rotating block 406 and the electric push rod one 407 to rotate, thereby driving the spiral steel pipe to rotate slowly on the auxiliary rolling wheel 205. When the spiral steel pipe is fixed by the fixing device 3, the connecting plate 505, the rotating seat 506 and the electric push rod three 507 are fixedly installed on the opposite side walls of the sliding plate 504, and then the electric push rod two 502 drives the sliding plate 504 to move left and right in the sliding seat 503. When the rotating seat 506 and the electric push rod three 507 move to the inside of the spiral steel pipe, the electric push rod three 507 tightens it, so that it can cooperate with the rotating device 4, thereby assisting the rotation of the left inner wall of the spiral steel pipe, and adjusting the position of the slide seat 603, and then the cutting device 604 will cut the spiral steel pipe.

[0040] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A double-sided submerged arc welding spiral steel pipe cutting device, comprising a base (1), characterized in that: The upper end surface of the base (1) is provided with an open groove, and an adjusting device (2) for adjusting the length is arranged in the open groove of the upper end surface of the base (1). The upper end surface of the base (1) is provided with a fixing device (3) for preliminarily positioning and fixing the spiral steel pipe. The upper end surface of the base (1) is provided with a rotating device (4) for driving the spiral steel pipe to rotate. The fixing device (3) on the left side is provided with an auxiliary rotating device (5) for auxiliary rotation. The upper end surface of the base (1) is provided with a cutting device (6) for cutting the spiral steel pipe.

2. A double-sided submerged arc welded spiral steel pipe cutting device according to claim 1, characterized in that: The adjustment device (2) comprises a motor (201), a screw (202), a rotating baffle (203), a sliding bar (204) and an auxiliary rolling wheel (205); the motor (201) is fixedly mounted in an open groove on the upper end surface of the base (1); the screw (202) is fixedly mounted at the rotating end of the motor (201); the rotating baffle (203) is fixedly mounted on the right side wall inside the open groove on the upper end surface of the base (1); the sliding bar (204) is fixedly mounted on the upper end surface of the base (1); and the auxiliary rolling wheel (205) is fixedly mounted on the upper end surface of the base (1).

3. The double-sided submerged arc welded spiral steel pipe cutting device according to claim 1, characterized in that: The fixing device (3) comprises a sliding column (301), a second motor (302), a second screw rod (303), a movable plate (304), a fixed column (305), a rubber belt (306) and a limit column (307), wherein the sliding column (301) on the right side is fixedly mounted on the upper end surface of the base (1), the sliding column (301) on the left side is slidably mounted on the upper end surface of the sliding bar (204) and the bottom is threadedly connected to the first screw rod (202), and the second motor (302) is fixedly mounted on the sliding column (301) ), the second lead screw (303) is fixedly mounted on the rotating end of the second motor (302), the movable plate (304) is slidably mounted on the opposite side wall of the sliding column (301), the movable plate (304) is threadedly connected to the second lead screw (303), the fixed column (305) is fixedly mounted on the opposite side wall of the movable plate (304), the rubber belt (306) is fixedly mounted on the opposite side wall of the fixed column (305), and the limiting column (307) is fixedly mounted on the opposite side wall of the movable plate (304).

4. The double-sided submerged arc welded spiral steel pipe cutting device according to claim 1, characterized in that: The rotating device (4) comprises a motor three (401), a movable groove (402), a movable seat (403), a screw rod three (404), a motor four (405), a rotating block (406) and an electric push rod one (407), wherein the motor three (401) is fixedly mounted on the upper end surface of the base (1), the movable groove (402) is fixedly mounted on the upper end surface of the base (1), the movable seat (403) is slidably mounted in the motor three (401), the screw rod three (404) is fixedly mounted on the rotating end of the motor three (401), the motor four (405) is fixedly mounted on the upper end surface of the movable seat (403), the rotating block (406) is fixedly mounted on the rotating end of the motor four (405), and the electric push rod one (407) is fixedly mounted on the outer surface of the rotating block (406).

5. The double-sided submerged arc welded spiral steel pipe cutting device according to claim 3, characterized in that: The auxiliary rotation device (5) comprises a fixed plate (501), a second electric push rod (502), a sliding clamp (503), a sliding plate (504), a connecting plate (505), a rotating seat (506) and a third electric push rod (507), wherein the fixed plate (501) is fixedly mounted on the right side wall of the sliding column (301) on the left side, the second electric push rod (502) is fixedly mounted on the left side wall of the fixed plate (501), and the sliding clamp (503) is fixedly mounted on the left side wall of the sliding column (301). The opposite side wall of the dynamic column (301), the sliding plate (504) is slidably installed inside the sliding card seat (503), the opposite side wall of the sliding plate (504) is fixedly connected to the pushing end of the second electric push rod (502), the connecting plate (505) is installed on the opposite side wall of the sliding plate (504), the rotating seat (506) is rotatably installed on the outer surface of the connecting plate (505), and the third electric push rod (507) is fixedly installed on the outer surface of the rotating seat (506).

6. The double-sided submerged arc welded spiral steel pipe cutting device according to claim 1, characterized in that: The cutting device (6) comprises a limit plate (601), a second sliding bar (602), an adjustment slide (603) and a cutting device (604), wherein the limit plate (601) is fixedly mounted on the upper end surface of the base (1), the second sliding bar (602) is fixedly mounted on the upper end surface of the base (1), the adjustment slide (603) is slidably mounted on the outer surface of the second sliding bar (602), and the cutting device (604) is fixedly mounted on the upper end surface of the adjustment slide (603).