Fixed-length cutting device for plastic pipe

Abstract

The invention relates to the technical field of pipe machining, in particular to a plastic pipe fixed-length cutting device which comprises a base plate, a cutting structure, a frame plate and a deburring device, the inner side of a cover plate makes contact with the top of a plastic pipe in an attached mode, a second negative pressure air pump device is started, negative pressure suction force is generated at the position of a breathable fiber plate, and the plastic pipe is adsorbed and limited; the rotationally arranged cutting cutterhead vertically moves upwards to cut the plastic pipe, a second electric telescopic rod device drives a cavity cylinder and a frosted sleeve to move towards the cut plastic pipe, a second stepping motor drives the cavity cylinder and the frosted sleeve to slowly rotate, and one end of the plastic pipe is subjected to deburring treatment through the frosted sleeve; through the arrangement, the device main body can conveniently conduct stable clamping and fixed-length cutting treatment on a plurality of sets of plastic pipes, and the device main body can conveniently conduct deburring and dust collection treatment on the cut plastic pipes.

Description

Technical Field

[0001] The present invention relates to the technical field of pipe processing, and specifically provides a fixed-length cutting device for plastic pipes. Background Art

[0002] During the production of plastic pipes, long pipes are formed. In the subsequent processing of plastic pipes, it is generally necessary to cut the length of the plastic pipes through a cutting device to obtain multiple plastic pipes of the same length dimension. Taking the fixed-length cutting device for plastic pipes as an example.

[0003] For some fixed-length cutting devices of plastic pipes, the device main body is not convenient for stably clamping and performing fixed-length cutting on multiple groups of plastic pipes, and the device main body is not convenient for deburring and dust suction treatment of the cut plastic pipes. Therefore, a fixed-length cutting device for plastic pipes is proposed to solve the above problems. Summary of the Invention

[0004] The purpose of the present invention is to provide a fixed-length cutting device for plastic pipes, which is used to solve the problems that for some fixed-length cutting devices of plastic pipes, the device main body is not convenient for stably clamping and performing fixed-length cutting on multiple groups of plastic pipes, and the device main body is not convenient for deburring and dust suction treatment of the cut plastic pipes.

[0005] To achieve the above purpose, the present invention provides the following technical solutions:

[0006] A fixed-length cutting device for plastic pipe, comprising a base plate, a cutting structure, a frame plate and a deburring device. The cutting structure is arranged at the bottom of the base plate. The frame plate is fixedly arranged on the outside of the base plate. The deburring device is arranged inside the frame plate. The deburring device includes a second electric telescopic rod device, a disc plate, a first negative pressure air pump device, a chuck, a second stepping motor, a cavity cylinder, a grinding sleeve, a connecting cylinder, a ring, a partition disc, a buckle plate and a filter wire mesh. The second electric telescopic rod device is fixedly arranged on the inside of the frame plate. The inside of the second electric telescopic rod device is fixedly arranged with the disc plate. The first negative pressure air pump device is fixedly arranged on the inside of the disc plate. A chuck is fixedly arranged on the inner bracket of the disc plate. A second stepping motor is fixedly arranged on the outside of the chuck. A cavity cylinder is arranged at one end of the chuck close to the base plate. The grinding sleeve is fixedly arranged inside the cavity cylinder. A connecting cylinder is fixedly arranged at one end of the cavity cylinder close to the chuck. A ring is fixedly arranged on the outside of the connecting cylinder. A partition disc is fixedly arranged inside the connecting cylinder. The end of the main shaft of the second stepping motor is fixedly arranged with the partition disc. A buckle plate is arranged inside the connecting cylinder. The filter wire mesh is fixedly arranged on the inside of the buckle plate. A triangular frame, a cavity disc and a sleeve are fixedly arranged at the top of the base plate. The top of the cavity disc is fixedly communicated with the bottom end of the second negative pressure air pump device. A plate box is fixedly arranged on the outside of the cavity disc. An arc box is fixedly communicated with the outside of the plate box. A breathable fiber board is fixedly arranged at the arc surface end of the arc box. A cover plate is arranged on the top of the plate box. A pressing plate is fixedly arranged on the outside of the cover plate. A vertical rod is fixedly arranged at the bottom end of the pressing plate. A buffer spring is fixedly arranged between the pressing plate and the inside of the base plate. A limiting plate is fixedly arranged at the bottom end of the base plate.

[0007] Preferably, the cutting structure includes a first electric telescopic rod device, an L-shaped plate, a first stepping motor and a cutting tool disc. The top end of the first electric telescopic rod device is fixedly arranged with the bottom end of the base plate. The bottom end of the first electric telescopic rod device is fixedly arranged with the L-shaped plate. The first stepping motor is fixedly arranged on the outside of the L-shaped plate. The end of the main shaft of the first stepping motor is fixedly arranged with the cutting tool disc.

[0008] Preferably, the cutting tool disc is located at the bottom of the groove provided inside the base plate.

[0009] Preferably, a cavity channel is arranged inside the cavity cylinder, a through hole is arranged inside the partition disc, and the suction pipe of the first negative pressure air pump device is fixedly arranged inside the chuck.

[0010] Preferably, the ring is rotatably arranged with the rubber ring arranged on the inner side of the chuck.

[0011] Preferably, the arc surface of the arc box, the breathable fiber board and the inner side of the cover plate are in close contact with the plastic pipe.

[0012] Preferably, the vertical rod is slidably arranged inside the sleeve.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. In the present invention, the cover plate is manually pushed upward, and the plastic pipe is placed on the arc surface of the arc box, the breathable fiber board, and the inner side of the cover plate. Subsequently, under the reset action of the buffer spring, the inner side of the cover plate is in contact with the top of the plastic pipe, clamping and limiting the plastic pipe. The second negative pressure air pump device is started to generate negative pressure suction at the position of the breathable fiber board to adsorb and limit the plastic pipe. The first electric telescopic rod device and the first stepping motor are started, and the rotating cutting tool disc moves vertically upward. The upper half of the cutting tool disc passes through the groove provided inside the substrate to cut the plastic pipe. Through the above settings, the device body can conveniently and stably clamp multiple groups of plastic pipes and perform fixed-length cutting.

[0015] 2. In the present invention, the second electric telescopic rod device drives the cavity cylinder and the grinding sleeve to move towards the cut plastic pipe, and the second stepping motor drives the cavity cylinder and the grinding sleeve to rotate slowly. The burrs at one end of the plastic pipe are removed by the grinding sleeve. The first negative pressure air pump device is started, and the burr dust is adsorbed and intercepted by the filter screen inside the filter disc. Through the above settings, the device body can conveniently deburr and vacuum clean the cut plastic pipe. Description of the Drawings

[0016] Figure 1 is a schematic diagram of the overall structure of the present invention;

[0017] Figure 2 is a schematic diagram of the sectional structure of the substrate of the present invention;

[0018] Figure 3 is of the present invention Figure 2 magnified schematic diagram of the structure at A;

[0019] Figure 4 is of the present invention Figure 2 magnified schematic diagram of the structure at B;

[0020] Figure 5 is a schematic diagram of the sectional structure of some components of the cutting structure of the present invention;

[0021] Figure 6 is a schematic diagram of the sectional structure of some components of the deburring device of the present invention;

[0022] Figure 7 is of the present invention Figure 6 magnified schematic diagram of the structure at C;

[0023] Figure 8 is a schematic diagram of the sectional structure of the cover plate and the pressing plate of the present invention.

[0024] In the figure: 1. Substrate; 2. Cutting structure; 21. First electric telescopic rod device; 22. L-shaped plate; 23. First stepping motor; 24. Cutting tool disc; 3. Frame plate; 4. Deburring device; 401. Second electric telescopic rod device; 402. Disc plate; 403. First negative pressure air pump device; 404. Chuck; 405. Second stepping motor; 406. Chamber cylinder; 407. Grinding sleeve; 408. Connecting cylinder; 409. Ring; 410. Partition disc; 411. Clamping plate; 412. Filter wire mesh; 5. Triangular frame; 6. Chamber disc; 7. Second negative pressure air pump device; 8. Plate box; 9. Arc box; 10. Breathable fiber board; 11. Cover plate; 12. Pressing plate; 13. Vertical rod; 14. Sleeve; 15. Buffer spring; 16. Limiting plate. Detailed implementation manners

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0026] In the embodiments of the present invention, it should be noted that the orientation or positional relationship indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the position or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation of the present invention. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. Similarly, words such as "one", "a" or "the" do not indicate a quantity limitation, but rather indicate the existence of at least one. Words such as "including" or "comprising" mean that the elements or objects appearing before the word cover the elements or objects listed after the word and their equivalents, without excluding other elements or objects.

[0027] In addition, in the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0028] Please refer to Figures 1-8 , the present invention provides a technical solution:

[0029] A fixed-length cutting device for plastic pipe, comprising a base plate 1, a cutting structure 2, a frame plate 3 and a deburring device 4. The cutting structure 2 is arranged at the bottom of the base plate 1, the frame plate 3 is fixedly arranged on the outside of the base plate 1, the deburring device 4 is arranged inside the frame plate 3. The deburring device 4 includes a second electric telescopic rod device 401, a disc plate 402, a first negative pressure air pump device 403, a chuck 404, a second stepping motor 405, a cavity cylinder 406, an abrasive sleeve 407, a connecting cylinder 408, a ring 409, a partition disc 410, a buckle plate 411 and a filter wire mesh plate 412. The second electric telescopic rod device 401 is fixedly arranged on the inside of the frame plate 3, the inside of the second electric telescopic rod device 401 is fixedly arranged with the disc plate 402, the first negative pressure air pump device 403 is fixedly arranged on the inside of the disc plate 402, a chuck 404 is fixedly arranged on the inner bracket of the disc plate 402, the second stepping motor 405 is fixedly arranged on the outside of the chuck 404, a cavity cylinder 406 is arranged at one end of the chuck 404 close to the base plate 1, an abrasive sleeve 407 is fixedly arranged inside the cavity cylinder 406, a connecting cylinder 408 is fixedly arranged at one end of the cavity cylinder 406 close to the chuck 404, a ring 409 is fixedly arranged on the outside of the connecting cylinder 408, a partition disc 410 is fixedly arranged inside the connecting cylinder 408, the end of the main shaft of the second stepping motor 405 is fixedly arranged with the partition disc 410, a buckle plate 411 is arranged inside the connecting cylinder 408, and a filter wire mesh plate 412 is fixedly arranged on the inside of the buckle plate 411. A triangular frame 5, a cavity disc 6 and a sleeve 14 are fixedly arranged at the top of the base plate 1. The top of the cavity disc 6 is fixedly communicated with the bottom end of the second negative pressure air pump device 7. A plate box 8 is fixedly arranged on the outside of the cavity disc 6. An arc box 9 is fixedly communicated with the outside of the plate box 8. A breathable fiber plate 10 is fixedly arranged at the arc surface end of the arc box 9. A cover plate 11 is arranged on the top of the plate box 8. A pressing plate 12 is fixedly arranged on the outside of the cover plate 11. A vertical rod 13 is fixedly arranged at the bottom end of the pressing plate 12. A buffer spring 15 is fixedly arranged between the pressing plate 12 and the inside of the base plate 1. A limiting plate 16 is fixedly arranged at the bottom end of the base plate 1.

[0030] The cutting structure 2 includes a first electric telescopic rod device 21, an L-shaped plate 22, a first stepping motor 23 and a cutting tool disc 24. The top end of the first electric telescopic rod device 21 is fixedly arranged with the bottom end of the base plate 1, the bottom end of the first electric telescopic rod device 21 is fixedly arranged with the L-shaped plate 22, the first stepping motor 23 is fixedly arranged on the outside of the L-shaped plate 22, and the end of the main shaft of the first stepping motor 23 is fixedly arranged with the cutting tool disc 24. Through the above settings, the cutting structure 2 for cutting the plastic pipe is formed.

[0031] The cutting tool disc 24 is located at the bottom of the groove provided inside the base plate 1. Through the above settings, the upper half of the cutting tool disc 24 passes through the groove provided inside the base plate 1.

[0032] There is a cavity inside the cavity cylinder 406, and through holes are provided inside the partition disk 410. The suction pipe of the first negative pressure air pump device 403 is fixedly arranged inside the chuck 404. Through the above settings, a communication structure is formed among the internal cavity of the cavity cylinder 406, the inside of the connecting cylinder 408, the inside of the filter mesh disk 412, the inside of the partition disk 410, and the suction pipe of the first negative pressure air pump device 403.

[0033] The ring 409 is rotatably arranged with the rubber ring arranged on the inner side of the chuck 404. Through the above settings, a rotational limiting effect is formed on the cavity cylinder 406, the grinding sleeve 407, the connecting cylinder 408, the ring 409, the partition disk 410, the buckle plate 411, and the filter mesh disk 412.

[0034] The arc surface of the arc box 9, the breathable fiber board 10, and the inner side of the cover plate 11 are in contact with the plastic pipe. Through the above settings, it is convenient to clamp and place multiple groups of plastic pipes.

[0035] The vertical rod 13 is slidably arranged inside the sleeve 14. Through the above settings, a vertical limiting effect is achieved on the cover plate 11, the pressing plate 12, and the vertical rod 13.

[0036] Working process: The present invention provides a device for cutting plastic pipes to a fixed length. The device body facilitates the stable clamping and fixed-length cutting of multiple groups of plastic pipes, and the device body also facilitates the deburring and dust suction treatment of the cut plastic pipes.

[0037] The first electric telescopic rod device 21, the first stepping motor 23, the second electric telescopic rod device 401, the first negative pressure air pump device 403, the second stepping motor 405, and the second negative pressure air pump device 7 arranged inside the device are controlled by an external PLC controller, and the first electric telescopic rod device 21, the first stepping motor 23, the second electric telescopic rod device 401, the first negative pressure air pump device 403, the second stepping motor 405, and the second negative pressure air pump device 7 are electrically connected to an external power supply as described above.

[0038] Manually push up the cover plate 11, the pressure plate 12 and the vertical rod 13. The vertical rod 13 slides inside the sleeve 14, and the buffer spring 15 is in a stretched state. Place the plastic pipe on the arc surface of the arc box 9, the breathable fiber board 10, and the inner side of the cover plate 11. The outer side of the triangular frame 5 is placed in contact with one end of the plastic pipe. Manually release the cover plate 11. Under the reset action of the buffer spring 15, drive the cover plate 11, the pressure plate 12 and the vertical rod 13 to reset downward, so that the inner side of the cover plate 11 is in contact with the top of the plastic pipe, clamping and limiting the plastic pipe. The bottom end of the second negative pressure air pump device 7 is communicated with the inside of the cavity plate 6. The inside of the cavity plate 6 is communicated with the inside of the board box 8. The inside of the board box 8 is communicated with the inside of the arc box 9. The second negative pressure air pump device 7 is started to generate negative pressure suction at the position of the breathable fiber board 10 to adsorb and limit the plastic pipe. The first electric telescopic rod device 21 and the first stepping motor 23 are started. The first stepping motor 23 drives the cutting tool disc 24 to rotate. The first electric telescopic rod device 21 drives the L-shaped plate 22, the first stepping motor 23 and the cutting tool disc 24 to move upward. The rotatably arranged cutting tool disc 24 moves vertically upward. The upper half of the cutting tool disc 24 passes through the groove provided inside the substrate 1 to cut the plastic pipe, which is convenient for stable clamping and fixed-length cutting of multiple groups of plastic pipes.

[0039] The second electric telescopic rod device 401, the first negative pressure air pump device 403, and the second stepping motor 405 are started. The second electric telescopic rod device 401 drives the cavity cylinder 406 and the grinding sleeve 407 to move towards the cut plastic pipe. The buckle plate 411 is a hard silicone plate. The insertion placement of the buckle plate 411 and the connecting cylinder 408 forms an extrusion sliding installation method with a large frictional resistance. The second stepping motor 405 drives the cavity cylinder 406, the grinding sleeve 407, the connecting cylinder 408, the ring 409, the partition plate 410, the buckle plate 411 and the filter mesh plate 412 to rotate slowly. Deburr one end of the plastic pipe through the grinding sleeve 407. The internal cavity of the cavity cylinder 406, the inside of the connecting cylinder 408, the inside of the filter mesh plate 412, and the inside of the partition plate 410 are in communication with the suction pipe of the first negative pressure air pump device 403. The first negative pressure air pump device 403 is started, and the burr dust is adsorbed and intercepted by the filter screen inside the filter mesh plate 412. The buckle plate 411 and the filter mesh plate 412 can be replaced regularly. The device body is convenient for deburring and dust suction of the cut plastic pipe.

[0040] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for cutting plastic pipes to a fixed length, comprising a base plate (1), a cutting structure (2), a frame plate (3) and a deburring device (4), characterized in that: The bottom of the base plate (1) is provided with a cutting structure (2), the outer side of the base plate (1) is fixedly provided with a frame plate (3), the inner side of the frame plate (3) is provided with a deburring device (4), the deburring device (4) comprises a second electric telescopic rod device (401), a disc plate (402), a first negative pressure air pump device (403), a chuck (404), a second stepping motor (405), a cavity tube (406), a frosted sleeve (407), a connecting tube (408), a ring (409), a spacer plate (410), a buckle plate (411) and a filter plate (412), the second electric telescopic rod The device (401) is fixedly arranged on the inner side of the frame plate (3); the inner side of the second electric telescopic rod device (401) is fixedly arranged on the disc plate (402); the inner side of the disc plate (402) is fixedly arranged with a first negative pressure air pump device (403); the inner side bracket of the disc plate (402) is fixedly arranged with a chuck (404); the outer side of the chuck (404) is fixedly arranged with a second stepping motor (405); the chuck (404) is provided with a cavity tube (406) at one end close to the base plate (1); a frosted sleeve (407) is fixedly arranged inside the cavity tube (406); the cavity tube (406) is close to the base plate (1) A connecting tube (408) is fixedly provided at one end near the chuck (404), a ring (409) is fixedly provided on the outside of the connecting tube (408), a partition plate (410) is fixedly provided inside the connecting tube (408), the end of the main shaft of the second stepping motor (405) is fixedly provided with the partition plate (410), a buckle plate (411) is installed inside the connecting tube (408), a filter plate (412) is fixedly provided on the inner side of the buckle plate (411), a triangular frame (5), a cavity plate (6), and a sleeve (14) are fixedly provided on the top of the base plate (1), and the top of the cavity plate (6) is fixedly provided with the first stepping motor (405). The bottom ends of the two negative pressure air pump devices (7) are fixedly connected, a plate box (8) is fixedly arranged on the outer side of the cavity plate (6), an arc box (9) is fixedly connected to the outer side of the plate box (8), a breathable fiber board (10) is fixedly arranged on the arc surface end of the arc box (9), a cover plate (11) is arranged on the top of the plate box (8), a pressure plate (12) is fixedly arranged on the outer side of the cover plate (11), a vertical rod (13) is fixedly arranged on the bottom end of the pressure plate (12), a buffer spring (15) is fixedly arranged between the pressure plate (12) and the inner side of the base plate (1), and a limit plate (16) is fixedly arranged on the bottom end of the base plate (1).

2. A plastic pipe cutting device according to claim 1, characterized in that: The cutting structure (2) comprises a first electric telescopic rod device (21), an L-shaped plate (22), a first stepper motor (23) and a cutting blade (24); the top end of the first electric telescopic rod device (21) is fixedly arranged with the bottom end of the base plate (1); the bottom end of the first electric telescopic rod device (21) is fixedly arranged with the L-shaped plate (22); the outer side of the L-shaped plate (22) is fixedly arranged with the first stepper motor (23); and the cutting blade (24) is fixedly arranged at the end of the main shaft of the first stepper motor (23).

3. A plastic pipe cutting device according to claim 2, characterized in that: The cutting blade disc (24) is located at the bottom of a groove arranged inside the base plate (1).

4. The device for cutting plastic pipes to length according to claim 1, characterized in that: The cavity tube (406) is provided with a cavity channel inside, the partition plate (410) is provided with a through hole inside, and the suction pipe of the first negative pressure air pump device (403) is fixedly arranged inside the chuck (404).

5. The device for cutting plastic pipes to length according to claim 1, characterized in that: The ring (409) is rotatably arranged with a rubber ring arranged inside the chuck (404).

6. The device for cutting plastic pipes to length according to claim 1, characterized in that: The arc surface of the arc box (9), the air-permeable fiberboard (10) and the inner side of the cover plate (11) are in close contact with the plastic pipe.

7. The device for cutting plastic pipes to length according to claim 1, characterized in that: The vertical rod (13) is slidably arranged inside the sleeve (14).

Images