Cutting device for PE production
By designing a cutting device for PE production with scrapers, the problem that traditional cutting saws cannot remove PE pipeline burrs is solved, and the pipe appearance and connection quality is improved.
Patent Information
- Application Number
- CN202421768495.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-25
- Publication Date
- 2025-05-06
- Estimated Expiration
- 2034-07-25
AI Technical Summary
During the PE pipeline cutting process, traditional cutting saws cannot remove burrs from the edge of the pipeline, affecting the pipe appearance and connection quality.
A cutting device for PE production is designed, including a operating table, cutting equipment, mobile devices, fixed plates, scrapers and other components, and the cut PE pipeline is removed through an electric push rod and a second motor drive scraper.
Effectively remove burr residues caused by cutting PE pipelines, improve pipe appearance quality and promote the stability of pipeline connections.
Smart Images
Figure CN222831914U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of PE production, in particular to a cutting device for PE production. Background Art
[0002] Polyethylene, referred to as PE, is a thermoplastic resin obtained by polymerization of ethylene monomer. In industry, it also includes copolymers of ethylene and a small amount of α-olefins. Polyethylene is odorless, non-toxic, feels like wax, has excellent low-temperature resistance, and good chemical stability. Because the polymer molecules are connected by carbon-carbon single bonds, they can withstand corrosion from most acids and alkalis, have excellent electrical insulation, and are a good material for making pipes.
[0003] When cutting PE pipes, the edge of the PE pipes will flip over and produce burrs and residues, but traditional cutting saws cannot remove the burrs. The remaining burrs not only affect the appearance of the PE pipes but also affect the connection between the PE pipes. Therefore, a cutting device for PE production is proposed to solve the above problem. Utility Model Content
[0004] 1. Technical issues to be resolved
[0005] In view of the deficiencies in the prior art, the utility model provides a cutting device for PE production, which has the advantage of being able to remove burrs generated after PE pipe cutting, and solves the problem that when the PE pipe is cut, the edge of the PE pipe will flip over and generate burr residues, but the traditional cutting saw cannot remove the burrs. The residual burrs will not only affect the appearance of the PE pipe but also affect the connection between the PE pipes.
[0006] (II) Technical solution
[0007] The utility model provides a technical solution to the above technical problems as follows: a cutting device for PE production, comprising an operating table, a cutting device is arranged inside the operating table, a moving device is arranged at the bottom of the operating table, a connecting block slidably connected to the operating table is fixedly connected to the outer side of the moving device, a fixing plate is fixedly connected to the top of the connecting block, a fixing device is fixedly connected to the top of the fixing plate, an electric push rod is fixedly connected to the top of the operating table, a mounting plate slidably connected to the operating table is fixedly connected to the left side of the electric push rod, a second motor is fixedly connected to the right side of the mounting plate, a connecting rod rotatably connected to the mounting plate is fixedly connected to the outer side of the output shaft of the second motor, a connecting plate is fixedly connected to the inner side of the connecting rod, two extension plates are arranged on the outer side of the connecting plate, and scrapers are arranged on the outer sides of the two extension plates.
[0008] The beneficial effects of the utility model are:
[0009] The cutting device for PE production has the advantage of being able to remove burrs generated after PE pipe cutting.
[0010] On the basis of the above technical solution, the present invention can also be improved as follows.
[0011] Furthermore, the moving device includes a first motor fixedly connected to the outside of the operating table, the outside of the output shaft of the first motor is fixedly connected to a threaded rod rotatably connected to the inside of the operating table, and the outside of the threaded rod is connected to a transmission block fixedly connected to the connecting block via a threaded transmission.
[0012] The beneficial effect of adopting the above further solution is that the fixed plate can drive the PE pipe to move so as to cut the PE pipe.
[0013] Furthermore, a sliding rod is fixedly connected to the bottom of the operating table, and a sliding sleeve fixedly connected to the outer side of the connecting block is slidably connected to the outer side of the sliding rod.
[0014] The beneficial effect of adopting the above further solution is that it assists the movement of the fixed plate, provides support force for the movement of the fixed plate and stabilizes its movement direction.
[0015] Furthermore, the fixing device includes two limit seats fixedly connected to the top of the fixing plate and distributed on the left and right sides, the interiors of the two limit seats are bolted with first bolt knobs, and the bottoms of the two first bolt knobs are rotatably connected to first pressure plates respectively located inside the two limit seats.
[0016] The beneficial effect of adopting the above further solution is that the PE pipe can be fixed to prevent the PE pipe from flipping, deviating and falling during cutting.
[0017] Furthermore, a through slot is provided inside the operating table, and a sliding plate which is slidably connected to the through slot is fixedly connected to the bottom of the mounting plate.
[0018] The beneficial effect of adopting the above further solution is that it provides support for the movement of the mounting plate and prevents the left side of the mounting plate from falling due to being too heavy.
[0019] Furthermore, the two extension plates are provided with limiting grooves inside, and the two ends of the connecting plate are slidingly connected to the two limiting grooves respectively. The two extension plates are threadedly connected to the inside with second bolt knobs, and the outer sides of the two second bolt knobs are rotatably connected with second pressure plates that contact the two ends of the connecting plates respectively.
[0020] The beneficial effect of adopting the above further solution is that the positions of the two groups of scrapers can be adjusted to achieve the effect of adapting to pipes of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 This is a schematic diagram of the front structure of the utility model;
[0022] Figure 2 This is a schematic diagram of the bottom structure of the utility model;
[0023] Figure 3 This is a schematic diagram of the structure of the fixing device of the utility model;
[0024] Figure 4 This is a schematic diagram of the extension plate structure of the utility model.
[0025] In the figure: 1. operating table; 2. cutting equipment; 3. moving device; 31. first motor; 32. threaded rod; 33. transmission block; 4. connecting block; 5. fixing plate; 6. fixing device; 61. limit seat; 62. first bolt knob; 63. first pressure plate; 7. electric push rod; 8. mounting plate; 9. second motor; 10. connecting rod; 11. connecting plate; 12. extension plate; 13. scraper; 14. sliding rod; 15. sliding sleeve; 16. sliding plate; 17. second bolt knob; 18. second pressure plate. DETAILED DESCRIPTION
[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0027] In the embodiment, Figure 1-4 A cutting device for PE production is given. The utility model includes an operating table 1, a cutting device 2 is arranged inside the operating table 1, a moving device 3 is arranged at the bottom of the operating table 1, a connecting block 4 slidably connected to the operating table 1 is fixedly connected to the outer side of the moving device 3, a fixing plate 5 is fixedly connected to the top of the connecting block 4, a fixing device 6 is fixedly connected to the top of the fixing plate 5, an electric push rod 7 is fixedly connected to the top of the operating table 1, a mounting plate 8 slidably connected to the operating table 1 is fixedly connected to the left side of the electric push rod 7, a second motor 9 is fixedly connected to the right side of the mounting plate 8, a connecting rod 10 rotatably connected to the mounting plate 8 is fixedly connected to the outer side of the output shaft of the second motor 9, a connecting plate 11 is fixedly connected to the inside of the connecting rod 10, two extension plates 12 are arranged on the outer side of the connecting plate 11, and scrapers 13 are arranged on the outer sides of the two extension plates 12.
[0028] Among them, the moving device 3 includes a first motor 31 fixedly connected to the outside of the operating table 1, and the outside of the output shaft of the first motor 31 is fixedly connected to a threaded rod 32 rotatably connected to the inside of the operating table 1, and the outside of the threaded rod 32 is connected to a transmission block 33 fixedly connected to the connecting block 4 through a threaded transmission.
[0029] In this embodiment, in actual use, the start of the first motor 31 will drive the threaded rod 32 to rotate, and under the action of the thread, the transmission block 33 will move along the thread.
[0030] The bottom of the operating table 1 is fixedly connected with a sliding rod 14 , and the outer side of the sliding rod 14 is slidably connected with a sliding sleeve 15 fixedly connected with the outer side of the connecting block 4 .
[0031] In this embodiment, in actual use, the movement of the connecting block 4 drives the sliding sleeve 15 to slide along the sliding rod 14 , and the sliding rod 14 limits the moving direction of the transmission block 33 .
[0032] Among them, the fixing device 6 includes two limit seats 61 fixedly connected to the top of the fixing plate 5 and distributed on the left and right sides. The insides of the two limit seats 61 are both bolted with first bolt knobs 62, and the bottoms of the two first bolt knobs 62 are rotatably connected with first pressure plates 63 respectively located inside the two limit seats 61.
[0033] In this embodiment, during actual use, the first bolt knob 62 is turned, and the first pressure plate 63 will move downward under the action of the thread to press and fix the PE tube inside the limit seat 61. A rubber pad or other buffer material can be provided at the bottom of the first pressure plate 63 to make the first pressure plate 63 fix the PE tube more stably.
[0034] A through slot is provided inside the operating table 1 , and a slide plate 16 slidably connected to the through slot is fixedly connected to the bottom of the mounting plate 8 .
[0035] In this embodiment, during actual use, when the electric push rod 7 pushes the mounting plate 8 to move, the slide plate 16 below the mounting plate 8 will slide in the through groove, and the support of the slide plate 16 prevents the mounting plate 8 from falling.
[0036] Among them, the two extension plates 12 are provided with limiting grooves inside, and the two ends of the connecting plate 11 are slidingly connected to the two limiting grooves respectively. The insides of the two extension plates 12 are threadedly connected with the second bolt knobs 17, and the outer sides of the two second bolt knobs 17 are rotatably connected with the second pressure plates 18 that are respectively in contact with the two ends of the connecting plate 11.
[0037] In this embodiment, during actual use, the two second bolt knobs 17 are unscrewed, and the two second pressure plates 18 will leave the two connecting plates 11. At this time, the two connecting plates 11 can slide in the limiting grooves to change the distance between the two sets of scrapers 13.
[0038] Working principle:
[0039] First, adjust the distance between the two groups of scrapers 13 according to the diameter of the PE pipe, pass the PE pipe through the limit seat 61, and fix it with the first pressure plate 63 by screwing the first bolt knob 62, then start the first motor 31, the fixing plate 5 moves backward with the PE pipe and passes through the cutting device 2, so that the cutting saw cuts the PE pipe. After the cutting is completed, it stays on the left side of the scraper 13, and the two groups of scrapers 13 are clamped to the inner and outer walls of the PE pipe by starting the electric push rod 7, and the scraper 13 is rotated around the PE pipe by starting the second motor 9, so as to remove the burrs on the inner and outer walls of the PE pipe.
[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0041] Although 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 present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A cutting device for PE production, comprising an operating table (1), characterized in that: The operating table (1) is provided with a cutting device (2) inside, the operating table (1) is provided with a moving device (3) at the bottom, the outer side of the moving device (3) is fixedly connected with a connecting block (4) slidably connected to the operating table (1), the top of the connecting block (4) is fixedly connected with a fixing plate (5), the top of the fixing plate (5) is fixedly connected with a fixing device (6), the top of the operating table (1) is fixedly connected with an electric push rod (7), the left side of the electric push rod (7) is fixedly connected with a mounting plate (8) slidably connected to the operating table (1), the right side of the mounting plate (8) is fixedly connected with a second motor (9), the outer side of the output shaft of the second motor (9) is fixedly connected with a connecting rod (10) rotatably connected to the mounting plate (8), the inner side of the connecting rod (10) is fixedly connected with a connecting plate (11), the outer side of the connecting plate (11) is provided with two extension plates (12), and the outer sides of the two extension plates (12) are both provided with scrapers (13).
2. A PE production cutting device according to claim 1, characterized in that: The moving device (3) comprises a first motor (31) fixedly connected to the outside of the operating table (1); a threaded rod (32) rotatably connected to the inside of the operating table (1) is fixedly connected to the outside of the output shaft of the first motor (31); and a transmission block (33) fixedly connected to the connection block (4) is connected to the outside of the threaded rod (32) via a threaded transmission.
3. A PE production cutting device according to claim 1, characterized in that: The bottom of the operating table (1) is fixedly connected to a sliding rod (14), and the outer side of the sliding rod (14) is slidably connected to a sliding sleeve (15) fixedly connected to the outer side of the connecting block (4).
4. A PE production cutting device according to claim 1, characterized in that: The fixing device (6) comprises two limit seats (61) fixedly connected to the top of the fixing plate (5) and distributed on the left and right sides, the interiors of the two limit seats (61) are both bolted with first bolt knobs (62), and the bottoms of the two first bolt knobs (62) are rotatably connected with first pressure plates (63) respectively located inside the two limit seats (61).
5. A PE production cutting device according to claim 1, characterized in that: A through slot is provided inside the operating table (1), and a sliding plate (16) is fixedly connected to the bottom of the mounting plate (8) and is slidably connected to the through slot.
6. A cutting device for PE production according to claim 1, characterized in that: The two extension plates (12) are provided with limiting grooves inside, and the two ends of the connecting plate (11) are respectively slidably connected to the two limiting grooves. The two extension plates (12) are both threadedly connected to the inside with second bolt knobs (17), and the outer sides of the two second bolt knobs (17) are rotatably connected to second pressure plates (18) that are respectively in contact with the two ends of the connecting plate (11).