Cutting device for nodular cast iron pipe

Abstract

The utility model relates to the technical field of nodular cast iron pipe machining, in particular to a cutting device for a nodular cast iron pipe. The technical problems that when a traditional nodular cast iron pipe cutting device is used for cutting a pipeline structure, due to the fact that a gap exists between the contact faces of a pipeline and a fixing structure, the pipeline structure is difficult to keep horizontal accuracy, and the phenomenon that the tangent plane is uneven during pipeline cutting is caused are solved. According to the technical scheme, the cutting device for the nodular cast iron pipe comprises a platen, a clamping assembly, a fixing assembly, a measuring assembly, an adjusting assembly, a cutting assembly and a supporting assembly; compared with a traditional nodular cast iron pipe cutting device which is difficult to keep horizontal accuracy when cutting a pipeline structure, the nodular cast iron pipe cutting device has the advantages that the inclination degree of the pipeline is obtained by measuring the vertical height of the two ends of the fixed pipeline, and the pipeline is horizontally calibrated through the adjusting mechanism so that the pipeline can be kept horizontal; therefore, the smooth section of the pipeline can be kept in the cutting process.

Description

Technical Field

[0001] The utility model relates to the technical field of ductile iron pipe processing, in particular to a cutting device for ductile iron pipes. Background Art

[0002] A ductile iron pipe cutting device is a cutting equipment designed specifically for ductile iron pipe materials, which can achieve rapid and accurate cutting of ductile iron pipe materials. The ductile iron pipe cutting device uses a high-speed rotating cutting blade to cut the ductile iron pipe. A large amount of heat energy is generated by the friction between the cutting tool and the pipe material, thus realizing a rapid and accurate cutting process. However, during the use of the traditional ductile iron pipe cutting device, when cutting the pipe structure, since there may be gaps between the pipe and the contact surface of the fixing structure after the pipe is fixed, it is difficult for the pipe structure to maintain horizontal accuracy, resulting in an uneven cut surface when cutting the pipe. Summary of the Utility Model

[0003] In order to overcome the problem that during the operation of the traditional ductile iron pipe cutting device in daily use, when cutting the pipe structure, due to the gaps between the pipe and the contact surface of the fixing structure, it is difficult for the pipe structure to maintain horizontal accuracy, resulting in an uneven cut surface when cutting the pipe, and subsequent processing is required to re-level it.

[0004] The technical solution of the utility model is as follows: a cutting device for ductile iron pipes, comprising a table board, a clamping assembly, a fixing assembly, a measuring assembly, an adjusting assembly, a cutting assembly and a supporting assembly; above the table board, there is a clamping assembly with a clamping function, above the table board, there is a fixing assembly with a fixing function, above the table board, there is a measuring assembly with a measuring function, above the table board, there is an adjusting assembly with an adjusting function, above the table board, there is a cutting assembly with a cutting function, and below the table board, there is a supporting assembly with a supporting function.

[0005] Preferably, the ductile iron pipe is clamped and fixed by the clamping assembly, the upper part of the ductile iron pipe is fixed by the fixing assembly, the vertical heights of both ends of the ductile iron pipe are measured by the measuring assembly, the horizontal inclination of the ductile iron pipe is finely adjusted by starting the adjusting assembly to keep the ductile iron pipe horizontal, the ductile iron pipe is cut by the cutting assembly, and the table board is supported and shock-absorbed by the supporting assembly.

[0006] Preferably, the clamping assembly includes a fixing frame, a first motor, a first threaded rod, and a fixing block. A fixing frame is arranged above the base. A first motor is arranged on one side of the fixing frame. The output end of the first motor is provided with a first threaded rod. Two opposite threads are arranged on the first threaded rod. A fixing block is arranged outside the first threaded rod. The fixing block is in threaded connection with the first threaded rod. During use, start the first motor to drive the first threaded rod to rotate. Drive the fixing block to linearly move through the rotation of the first threaded rod. Clamp and fix both sides of the ductile iron pipe through the linear movement of the fixing block.

[0007] Preferably, the fixing assembly includes a second motor, a second threaded rod, and a fixing plate. A second motor is arranged below the table board. The output end of the second motor is provided with a second threaded rod. A fixing plate is arranged outside the second threaded rod. The fixing plate is in threaded connection with the second threaded rod. During use, start the second motor to drive the second threaded rod to rotate. Drive the fixing plate to move up and down through the rotation of the second threaded rod. Press and fix the pipe body from above the ductile iron pipe through the up and down movement of the fixing plate.

[0008] Preferably, the measuring assembly includes a mounting plate and a laser rangefinder. A mounting plate is arranged above the table board. A laser rangefinder is arranged above the mounting plate. During use, fix the position of the laser rangefinder through the mounting plate. Measure the distance between the lower surfaces of both ends of the clamped and fixed pipe structure and the measuring point through the laser rangefinder, so as to obtain the horizontal deviation of the ductile iron pipe after fixation according to the difference.

[0009] Preferably, the adjusting assembly includes a third motor, a third threaded rod, and a moving plate. A third motor is arranged below the table board. The output end of the third motor is provided with a third threaded rod. A moving plate is arranged outside the third threaded rod. The moving plate is in threaded connection with the third threaded rod. During use, start the third motor to drive the third threaded rod to rotate. Drive the moving plate to move up and down through the rotation of the third threaded rod. Adjust the height of the pipe structure from below the ductile iron pipe through the up and down movement of the moving plate, and calibrate the pipe, so as to ensure that the ductile iron pipe maintains a flat cut surface during the cutting process and reduce subsequent processing work.

[0010] Preferably, the cutting assembly includes a fourth motor, a fourth threaded rod, a moving frame, a hydraulic rod, a connecting frame, a fifth motor, and a cutting blade; a fourth motor is provided on one side of the table board, the output end of the fourth motor is provided with a fourth threaded rod, a moving frame is arranged outside the fourth threaded rod, the moving frame is threadedly connected with the fourth threaded rod, a hydraulic rod is arranged below the moving frame, one end of the hydraulic rod is provided with a connecting frame, a fifth motor is arranged on one side of the connecting frame, a cutting blade is arranged inside the moving frame, and the cutting blade is connected to the fifth motor through a rotating shaft. When in use, start the fourth motor to drive the fourth threaded rod to rotate, drive the moving frame to linearly move through the rotation of the fourth threaded rod, drive the connecting frame to move up and down through the telescopic movement of the hydraulic rod, start the fifth motor to drive the cutting blade to rotate, and cut the ductile iron pipe through the rotation of the cutting blade.

[0011] Preferably, the support assembly includes a bracket and a shock pad; brackets are provided below the table board, multiple groups of brackets are provided, and shock pads are arranged at the lower ends of the brackets. When in use, the table board is supported by the brackets to support the cutting device, and the brackets are shock-absorbed by the shock pads to shock-absorb the cutting device, improving the stability of the cutting device during use.

[0012] The beneficial effects of the present utility model are:

[0013] 1. Compared with the traditional ductile iron pipe cutting device that uses a high-speed rotating cutting blade to cut the ductile iron pipe, when the traditional ductile iron pipe cutting device cuts the pipeline structure, since there may be gaps between the pipeline and the contact surface of the fixed structure after the pipeline is fixed, it is difficult for the pipeline structure to maintain horizontal accuracy, resulting in an uneven cut surface during pipeline cutting. This device measures the vertical height of both ends of the fixed pipeline to obtain the inclination degree of the pipeline, and horizontally calibrates the pipeline through the adjustment mechanism to keep the pipeline horizontal, so as to ensure a flat cut surface during the cutting of the ductile iron pipe and reduce subsequent processing work;

[0014] 2. Start the first motor to drive the first threaded rod to rotate. Drive the fixed block to move linearly through the rotation of the first threaded rod, and clamp and fix both sides of the ductile iron pipe through the linear movement of the fixed block. Start the second motor to drive the second threaded rod to rotate, drive the fixed plate to move up and down through the rotation of the second threaded rod, and press and fix the pipe body from above the ductile iron pipe through the up and down movement of the fixed plate. Fix the position of the laser rangefinder through the mounting plate, measure the distance between the lower surfaces of both ends of the clamped and fixed pipe structure and the measurement point through the laser rangefinder, and thus obtain the horizontal deviation of the ductile iron pipe after fixation according to the difference. Start the third motor to drive the third threaded rod to rotate, drive the moving plate to move up and down through the rotation of the third threaded rod, and adjust the height of the pipe structure from below the ductile iron pipe through the up and down movement of the moving plate to calibrate the pipe, so as to ensure that the ductile iron pipe maintains a flat cut surface during the cutting process and reduce subsequent processing work;

[0015] 3. Support the platen through the bracket, thereby supporting the cutting device. Carry out shock absorption treatment on the bracket through the shock pad, thereby carrying out shock absorption treatment on the cutting device and improving the stability of the cutting device during use. Description of the Drawings

[0016] Figure 1 Shows the first three-dimensional structure schematic diagram of the cutting device for ductile iron pipes of the present utility model;

[0017] Figure 2 Shows the second three-dimensional structure schematic diagram of the cutting device for ductile iron pipes of the present utility model;

[0018] Figure 3 Shows the first cross-sectional structure schematic diagram of the cutting device for ductile iron pipes of the present utility model;

[0019] Figure 4 Shows the second cross-sectional structure schematic diagram of the cutting device for ductile iron pipes of the present utility model;

[0020] Description of the Reference Numerals: 1. Platen; 2. Clamping Assembly; 201. Fixed Frame; 202. First Motor; 203. First Threaded Rod; 204. Fixed Block; 3. Fixing Assembly; 301. Second Motor; 302. Second Threaded Rod; 303. Fixed Plate; 4. Measuring Assembly; 401. Mounting Plate; 402. Laser Rangefinder; 5. Adjusting Assembly; 501. Third Motor; 502. Third Threaded Rod; 503. Moving Plate; 6. Cutting Assembly; 601. Fourth Motor; 602. Fourth Threaded Rod; 603. Moving Frame; 604. Hydraulic Rod; 605. Connecting Frame; 606. Fifth Motor; 607. Cutting Blade; 7. Support Assembly; 701. Bracket; 702. Shock Pad. Detailed Description of the Invention

[0021] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0022] Please refer to Figure 1 , the present utility model provides an embodiment: a cutting device for ductile iron pipes, comprising a table board 1, a clamping assembly 2, a fixing assembly 3, a measuring assembly 4, an adjusting assembly 5, a cutting assembly 6 and a supporting assembly 7; above the table board 1 is provided a clamping assembly 2 with a clamping function, above the table board 1 is provided a fixing assembly 3 with a fixing function, above the table board 1 is provided a measuring assembly 4 with a measuring function, above the table board 1 is provided an adjusting assembly 5 with an adjusting function, above the table board 1 is provided a cutting assembly 6 with a cutting function, and below the table board 1 is provided a supporting function with a supporting effect.

[0023] Please refer to Figures 2 - 4 , in this embodiment, the clamping assembly 2 includes a fixing frame 201, a first motor 202, a first threaded rod 203 and a fixing block 204; above the base is provided a fixing frame 201, on one side of the fixing frame 201 is provided a first motor 202, the output end of the first motor 202 is provided with a first threaded rod 203, the first threaded rod 203 is provided with two sections of opposite threads, the outside of the first threaded rod 203 is provided with a fixing block 204, the fixing block 204 is in threaded connection with the first threaded rod 203, when in use, start the first motor 202 to drive the first threaded rod 203 to rotate, drive the fixing block 204 to linearly move through the rotation of the first threaded rod 203, and perform clamping and fixing treatment on both sides of the ductile iron pipe through the linear movement of the fixing block 204. The fixing assembly 3 includes a second motor 301, a second threaded rod 302 and a fixing plate 303; below the table board 1 is provided a second motor 301, the output end of the second motor 301 is provided with a second threaded rod 302, the outside of the second threaded rod 302 is provided with a fixing plate 303, the fixing plate 303 is in threaded connection with the second threaded rod 302, when in use, start the second motor 301 to drive the second threaded rod 302 to rotate, drive the fixing plate 303 to move up and down through the rotation of the second threaded rod 302, and can perform pressing and fixing treatment on the pipe body from above the ductile iron pipe through the up and down movement of the fixing plate 303. The measuring assembly 4 includes a mounting plate 401 and a laser rangefinder 402; above the table board 1 is provided a mounting plate 401, above the mounting plate 401 is provided a laser rangefinder 402, when in use, fix the position of the laser rangefinder 402 through the mounting plate 401, and measure the distance between the lower surfaces of both ends of the clamped and fixed pipe structure and the measuring point through the laser rangefinder 402, so as to obtain the horizontal deviation of the ductile iron pipe after fixing according to the difference.

[0024] The adjusting component 5 includes a third motor 501, a third threaded rod 502 and a moving plate 503; a third motor 501 is arranged below the table board 1, the output end of the third motor 501 is provided with a third threaded rod 502, the outside of the third threaded rod 502 is provided with a moving plate 503, and the moving plate 503 is in threaded connection with the third threaded rod 502. During use, by starting the third motor 501 to drive the third threaded rod 502 to rotate, the moving plate 503 is driven to move up and down by the rotation of the third threaded rod 502, and the height of the pipeline structure is adjusted from below the ductile iron pipe through the up and down movement of the moving plate 503, and the pipeline is calibrated, so as to ensure a flat cut surface during the cutting process of the ductile iron pipe, reduce subsequent processing work. The cutting component 6 includes a fourth motor 601, a fourth threaded rod 602, a moving frame 603, a hydraulic rod 604, a connecting frame 605, a fifth motor 606 and a cutting blade 607; a fourth motor 601 is arranged on one side of the table board 1, the output end of the fourth motor 601 is provided with a fourth threaded rod 602, the outside of the fourth threaded rod 602 is provided with a moving frame 603, the moving frame 603 is in threaded connection with the fourth threaded rod 602, a hydraulic rod 604 is arranged below the moving frame 603, one end of the hydraulic rod 604 is provided with a connecting frame 605, a fifth motor 606 is arranged on one side of the connecting frame 605, a cutting blade 607 is arranged inside the moving frame 603, and the cutting blade 607 is connected to the fifth motor 606 through a rotating shaft. During use, by starting the fourth motor 601 to drive the fourth threaded rod 602 to rotate, the moving frame 603 is driven to linearly move by the rotation of the fourth threaded rod 602, the connecting frame 605 is driven to move up and down through the telescopic movement of the hydraulic rod 604, by starting the fifth motor 606 to drive the cutting blade 607 to rotate, and the ductile iron pipe is cut by the rotation of the cutting blade 607. The supporting component 7 includes a bracket 701 and a shock pad 702; a bracket 701 is arranged below the table board 1, multiple groups of brackets 701 are arranged, and shock pads 702 are arranged at the lower ends of the brackets 701. During use, the table board 1 is supported by the brackets 701, so as to support the cutting device, and the brackets 701 are shock-absorbed by the shock pads 702, so as to shock-absorb the cutting device and improve the stability of the cutting device during use.

[0025] When working, first start the first motor 202 to drive the first threaded rod 203 to rotate, drive the fixed block 204 to linearly move through the rotation of the first threaded rod 203, clamp and fix both sides of the ductile iron pipe through the linear movement of the fixed block 204, start the second motor 301 to drive the second threaded rod 302 to rotate, drive the fixing plate 303 to move up and down through the rotation of the second threaded rod 302, and press and fix the pipe body from above the ductile iron pipe through the up and down movement of the fixing plate 303.

[0026] After the ductile iron pipe is fixed, use a laser rangefinder 402 to measure the distance between the lower surfaces of both ends of the clamped and fixed pipe structure and the measurement points, so as to obtain the horizontal deviation after the ductile iron pipe is fixed based on the difference. Start the third motor 501 to drive the third threaded rod 502 to rotate. Drive the moving plate 503 to move up and down through the rotation of the third threaded rod 502, and adjust the height of the pipe structure from below the ductile iron pipe through the up and down movement of the moving plate 503 to calibrate the pipe.

[0027] After the pipe is calibrated, start the fourth motor 601 to drive the fourth threaded rod 602 to rotate. Drive the moving frame 603 to move linearly through the rotation of the fourth threaded rod 602, drive the connecting frame 605 to move up and down through the telescopic movement of the hydraulic rod 604, start the fifth motor 606 to drive the cutting disc 607 to rotate, and perform cutting treatment on the ductile iron pipe through the rotation of the cutting disc 607.

[0028] Through the above steps, use the clamping assembly 2 to clamp and fix the ductile iron pipe, use the fixing assembly 3 to fix the upper part of the ductile iron pipe, use the measuring assembly 4 to measure the vertical height of both ends of the ductile iron pipe, use the starting adjustment assembly 5 to finely adjust the horizontal inclination of the ductile iron pipe to keep the ductile iron pipe horizontal, use the cutting assembly 6 to perform cutting treatment on the ductile iron pipe, and use the support assembly 7 to support and shock-absorb the platen 1.

[0029] The above has described the embodiments of the present invention in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the purpose of the present invention.

Claims

1. A cutting device for ductile iron pipes, comprising a table board (1); characterized in that: It also includes a clamping component (2), a fixing component (3), a measuring component (4), an adjusting component (5), a cutting component (6) and a supporting component (7); above the table board (1), there is a clamping component (2) with a clamping function, above the table board (1), there is a fixing component (3) with a fixing function, above the table board (1), there is a measuring component (4) with a measuring function, above the table board (1), there is an adjusting component (5) with an adjusting function, above the table board (1), there is a cutting component (6) with a cutting function, and below the table board (1), there is a supporting component with a supporting function.

2. The cutting device for ductile iron pipes according to claim 1, wherein: The clamping component (2) includes a fixing frame (201), a first motor (202), a first threaded rod (203) and a fixing block (204); above the base, there is a fixing frame (201), on one side of the fixing frame (201), there is a first motor (202), at the output end of the first motor (202), there is a first threaded rod (203), there are two sections of opposite threads on the first threaded rod (203), outside the first threaded rod (203), there is a fixing block (204), and the fixing block (204) is threadedly connected to the first threaded rod (203).

3. A cutting device for ductile iron pipes according to claim 1, characterized in that: The fixing component (3) includes a second motor (301), a second threaded rod (302) and a fixing plate (303); below the table board (1), there is a second motor (301), at the output end of the second motor (301), there is a second threaded rod (302), outside the second threaded rod (302), there is a fixing plate (303), and the fixing plate (303) is threadedly connected to the second threaded rod (302).

4. The cutting device for ductile iron pipes according to claim 1, characterized in that: The measuring component (4) includes a mounting plate (401) and a laser rangefinder (402); above the table board (1), there is a mounting plate (401), and above the mounting plate (401), there is a laser rangefinder (402).

5. A cutting device for ductile iron pipes according to claim 1, characterized in that: The adjusting component (5) includes a third motor (501), a third threaded rod (502) and a moving plate (503); below the table board (1), there is a third motor (501), at the output end of the third motor (501), there is a third threaded rod (502), outside the third threaded rod (502), there is a moving plate (503), and the moving plate (503) is threadedly connected to the third threaded rod (502).

6. A cutting device for ductile iron pipes according to claim 1, characterized in that: The cutting assembly (6) includes a fourth motor (601), a fourth threaded rod (602), a moving frame (603), a hydraulic rod (604), a connecting frame (605), a fifth motor (606), and a cutting blade (607); a fourth motor (601) is arranged on one side of the table board (1), the output end of the fourth motor (601) is provided with a fourth threaded rod (602), the outside of the fourth threaded rod (602) is provided with a moving frame (603), the moving frame (603) is in threaded connection with the fourth threaded rod (602), a hydraulic rod (604) is arranged below the moving frame (603), one end of the hydraulic rod (604) is provided with a connecting frame (605), a fifth motor (606) is arranged on one side of the connecting frame (605), a cutting blade (607) is arranged inside the moving frame (603), and the cutting blade (607) is connected to the fifth motor (606) through a rotating shaft.

7. A cutting device for ductile iron pipes according to claim 1, characterized in that: The support assembly (7) includes a bracket (701) and a shock pad (702); brackets (701) are arranged below the table board (1), there are multiple groups of brackets (701), and shock pads (702) are arranged at the lower ends of the brackets (701).

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