Cutting device for PPR pipe production

Abstract

The utility model discloses a PPR pipe production cutting device which comprises a mounting base, a driving assembly is arranged at the bottom of the mounting base, a rotating frame is arranged at the top of the mounting base through the driving assembly, a rotating frame is fixedly arranged on the surface of the rotating frame, and a limiting plate is fixedly arranged on the outer surface of the rotating frame. An auxiliary supporting plate is fixedly arranged on the left side of the rotating frame. A worm is driven by a driving motor to rotate, so that a worm gear drives a rotating shaft to rotate, the rotating shaft drives a mounting block to rotate through a limiting circular plate, the mounting block drives a rotating frame to rotate through a rotating frame, the rotating frame drives a limiting plate to move, and therefore the limiting plates with different internal circular hole radiuses are moved to the using position; and therefore, the limiting plate can be conveniently adjusted according to the radius of the PPR pipe, the PPR pipe cutting device can be suitable for PPR pipes with different radiuses, and the cutting device is more convenient and flexible to use.

Description

Technical Field

[0001] The utility model relates to the technical field of PPR pipe cutting, in particular to a cutting device for PPR pipe production. Background Art

[0002] PPR is the abbreviation of type III polypropylene, also known as random copolymer polypropylene pipe. It is hot-melt-welded and has an additional insulation layer. It has better thermal insulation performance and a smooth pipe wall. It does not include joints with internal and external threads. It is generally used for embedded walls or deep well pre-buried pipes. Compared with traditional cast iron pipes, galvanized steel pipes, cement pipes and other pipes, PPR pipes have the advantages of energy saving and material saving, environmental protection, light weight and high strength, corrosion resistance, smooth inner wall without scaling, simple construction and maintenance, and long service life. They are widely used in construction, municipal, industrial and agricultural fields such as building water supply and drainage, urban and rural water supply and drainage, city gas, electricity and optical cable sheathing, industrial fluid transportation, and agricultural irrigation.

[0003] In the production process of PPR pipes, the PPR pipes need to be cut into suitable lengths, so a cutting device is needed to cut the PPR pipes. A limit block with a circular hole inside is usually provided inside the cutting device, and the PPR pipes are cut in cooperation with a cutter. The circular hole radius of the limit hole is fixed, so the cutting device is difficult to adapt to the cutting requirements of PPR pipes with different radii. Therefore, a cutting device for PPR pipe production is proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a cutting device for PPR pipe production, which is used to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A cutting device for PPR pipe production comprises a mounting base, a driving assembly is arranged at the bottom of the mounting base, a rotating frame is arranged at the top of the mounting base through the driving assembly, a rotating frame is fixedly arranged on the surface of the rotating frame, a limiting plate is fixedly arranged on the outer surface of the rotating frame, an auxiliary support plate is fixedly arranged on the left side of the rotating frame, a support block is overlapped inside the auxiliary support plate, the support block is fixedly mounted on the top of the mounting base, a slide groove for moving the auxiliary support plate is opened on the surface of the mounting base, a conveying assembly for facilitating the conveying of PPR pipes is arranged on the top of the mounting base, and a cutting assembly for facilitating the cutting of PPR pipes is arranged on the left side of the top of the mounting base.

[0007] Preferably, the drive assembly includes a protective shell, which is fixedly mounted on the bottom of the mounting base, a drive motor is fixedly arranged on the front side of the protective shell, an output end of the drive motor passes through the protective shell, extends to the interior of the protective shell and is fixedly arranged with a worm, a worm wheel is meshed with the surface of the worm, a rotating shaft is fixedly arranged inside the worm wheel, the rotating shaft is rotatably arranged inside the protective shell, a limiting circular plate is fixedly arranged on the right end of the rotating shaft, a mounting block is fixedly arranged on the right side of the limiting circular plate, the rotating frame is overlapped on the surface of the mounting block, a fixing stud is fixedly arranged on the right end of the mounting block, a limiting threaded sleeve is threaded on the surface of the fixing stud, and the limiting threaded sleeve and the rotating frame are overlapped.

[0008] Preferably, the conveying assembly includes a mounting frame, the mounting frame is fixedly mounted on the top of the mounting base, an adjusting screw is rotatably arranged inside the mounting frame, an upper movable plate and a lower movable plate are threadedly arranged on the surface of the adjusting screw, a rotating motor is fixedly arranged on the rear side of the upper movable plate, a conveying roller is fixedly arranged on the output end of the rotating motor, an active transmission wheel is fixedly arranged on the surface of the conveying roller, a transmission belt is meshed inside the active transmission wheel, a passive transmission wheel is meshed inside the transmission belt, the passive transmission wheel is fixedly mounted on another of the conveying rollers, and an auxiliary roller is rotatably arranged inside the lower movable plate.

[0009] Preferably, the cutting assembly comprises a fixed frame, a hydraulic push rod is fixedly arranged on the top of the fixed frame, a cutter is fixedly arranged on the output end of the hydraulic push rod, a guide rod is fixedly arranged on the top of the cutter, and the guide rod is slidably arranged inside the fixed frame.

[0010] Preferably, there are a plurality of the limiting plates, which are distributed in a circular array with inner diameters decreasing successively, and two limiting plates form a group.

[0011] Preferably, the rotating frame has a polygonal longitudinal cross-section and is made of metal.

[0012] Preferably, there are a plurality of auxiliary support plates, which are distributed in a circular array, and the auxiliary support plates are made of metal.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the cutting device for PPR pipe production drives the worm to rotate by driving the motor, so that the worm gear drives the rotating shaft to rotate, so that the rotating shaft drives the mounting block to rotate through the limiting circular plate, so that the mounting block drives the rotating frame to rotate through the rotating frame, and the rotating frame drives the limiting plate to move, thereby moving the limiting plates with different internal circular hole radii to the use position, so that it is convenient to adjust the limiting plates according to the radius of the PPR pipe, so that the PPR pipe cutting device can be suitable for PPR pipes with different radii, making the cutting device more convenient and flexible to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the structural survey drawing of the utility model;

[0015] Figure 2 This is a schematic diagram of the longitudinal section structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the local structure of the structural drive component of the utility model;

[0017] Figure 4 It is a schematic diagram of the local structure of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the conveying component of the utility model.

[0019] In the figure: 1. mounting base; 2. protective shell; 3. driving motor; 4. worm; 5. worm wheel; 6. rotating shaft; 7. limiting circular plate; 8. mounting block; 9. fixing stud; 10. limiting threaded sleeve; 11. rotating frame; 12. rotating frame; 13. limiting plate; 14. auxiliary support plate; 15. support block; 16. mounting frame; 17. adjusting screw; 18. upper moving plate; 19. lower moving plate; 20. rotating motor; 21. conveying roller; 22. active transmission wheel; 23. transmission belt; 24. passive transmission wheel; 25. auxiliary roller; 26. fixing frame; 27. hydraulic push rod; 28. cutter; 29. ​​guide rod. DETAILED DESCRIPTION

[0020] 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.

[0021] Reference Figure 1-5A cutting device for PPR pipe production includes a mounting base 1, a driving assembly is arranged at the bottom of the mounting base 1, a rotating frame 11 is arranged at the top of the mounting base 1 through the driving assembly, a rotating frame 12 is fixedly arranged on the surface of the rotating frame 11, and a limit plate 13 is fixedly arranged on the outer surface of the rotating frame 12, and the driving assembly includes a protective shell 2, the protective shell 2 is fixedly mounted on the bottom of the mounting base 1, a driving motor 3 is fixedly arranged on the front side of the protective shell 2, an output end of the driving motor 3 passes through the protective shell 2 and extends to the inside of the protective shell 2 and is fixedly arranged with a worm 4, a worm wheel 5 is meshedly arranged on the surface of the worm 4, a rotating shaft 6 is fixedly arranged inside the worm wheel 5, the rotating shaft 6 is rotatably arranged inside the protective shell 2, and a limit circular plate 7 is fixedly arranged on the right end of the rotating shaft 6 A mounting block 8 is fixedly arranged on the right side of the limiting circular plate 7, and a rotating frame 11 is overlapped and arranged on the surface of the mounting block 8. A fixing stud 9 is fixedly arranged on the right end of the mounting block 8. A limiting threaded sleeve 10 is threadedly arranged on the surface of the fixing stud 9. The limiting threaded sleeve 10 and the rotating frame 11 are overlapped and arranged. The rotating frame 11 can be driven to rotate by the driving component, so that the rotating frame 12 drives the limiting plate 13 to move, thereby adjusting the limiting plate 13, and locking the worm wheel 5 through the worm 4, so that the worm wheel 5 locks the rotating shaft 6, so that the limiting circular plate 7 locks the rotating frame 11 through the mounting block 8, so that the rotating frame 12 locks the position of the limiting plate 13, and the limiting threaded sleeve 10 and the fixing stud 9 are removed, so that the rotating frame 11 can be removed from the mounting block 8. The rotating frame 12 is polygonal in longitudinal section and made of metal. The rotating frame 12 with polygonal longitudinal section makes the rotating frame 12 rotate at a constant angle, so that when the rotating frame 12 drives the limiting plate 13 to move, the rotating angle is easier to control. There are several limiting plates 13, and several limiting plates 13 are distributed in a circular array and the inner diameters decrease successively. Two limiting plates 13 form a group. By gradually reducing the inner diameter, the limiting plates 13 can be adjusted according to the use requirements when cutting PPR pipes, so that the cutting device can cut PPR pipes of different radii. An auxiliary support plate 1 is fixedly arranged on the left side of the rotating frame 12. 4. A support block 15 is overlapped inside the auxiliary support plate 14, and the support block 15 is fixedly installed on the top of the mounting base 1. There are several auxiliary support plates 14, and the several auxiliary support plates 14 are distributed in a circular array. The auxiliary support plate 14 is made of metal material. Through the setting of the auxiliary support plate 14 and the support block 15, it is convenient to provide auxiliary support to the rotating frame 12, so as to share the pressure on the rotating shaft 6 when the PPR pipe is cut, so as to avoid the bending of the rotating shaft 6 due to excessive force. A slide groove for moving the auxiliary support plate 14 is provided on the surface of the mounting base 1. A conveying component for conveying the PPR pipe is provided on the top of the mounting base 1. A cutting component for cutting the PPR pipe is provided on the left side of the top of the mounting base 1.The worm 4 is driven to rotate by the driving motor 3, so that the worm wheel 5 drives the rotating shaft 6 to rotate, so that the rotating shaft 6 drives the mounting block 8 to rotate through the limiting circular plate 7, so that the mounting block 8 drives the rotating frame 12 to rotate through the rotating frame 11, and the rotating frame 12 drives the limiting plate 13 to move, so that the limiting plate 13 with different internal circular hole radii is moved to the use position, so that the limiting plate 13 can be adjusted according to the radius of the PPR pipe, so that the PPR pipe cutting device can be suitable for PPR pipes with different radii, making the cutting device more convenient and flexible to use.

[0022] Specifically, the conveying assembly includes a mounting frame 16, the mounting frame 16 is fixedly mounted on the top of the mounting base 1, an adjusting screw 17 is rotatably arranged inside the mounting frame 16, an upper moving plate 18 and a lower moving plate 19 are threadedly arranged on the surface of the adjusting screw 17, a rotating motor 20 is fixedly arranged on the rear side of the upper moving plate 18, a conveying roller 21 is fixedly arranged on the output end of the rotating motor 20, an active transmission wheel 22 is fixedly arranged on the surface of the conveying roller 21, a transmission belt 23 is meshed inside the active transmission wheel 22, a passive transmission wheel 24 is meshed inside the transmission belt 23, and the passive transmission wheel 24 is fixedly mounted on another conveying roller 21, and a rotating device 20 is arranged inside the lower moving plate 19. An auxiliary roller 25 is arranged, and by rotating the adjusting screw 17, the upper movable plate 18 and the lower movable plate 19 drive the conveying roller 21 and the auxiliary roller 25 to move. After the adjustment is completed, the PPR pipe is placed between the conveying roller 21 and the auxiliary roller 25, and the conveying roller 21 is driven to rotate by the rotating motor 20. The conveying roller 21 drives another conveying roller 21 to rotate through the active transmission wheel 22, the transmission belt 23 and the passive transmission wheel 24, so as to convey the PPR pipe, and it is convenient to adjust the conveying component according to the radius of the PPR pipe, so that the conveying component can be suitable for PPR pipes of different radii, thereby facilitating the conveying of PPR pipes of different radii.

[0023] Specifically, the cutting assembly includes a fixed frame 26, a hydraulic push rod 27 is fixedly arranged on the top of the fixed frame 26, a cutter 28 is fixedly arranged on the output end of the hydraulic push rod 27, a guide rod 29 is fixedly arranged on the top of the cutter 28, and the guide rod 29 is slidably arranged inside the fixed frame 26. The hydraulic push rod 27 pushes the cutter 28 to insert into the gap of the limit plate 13, so that the cutter 28 cuts the PPR pipe, and the cutter 28 can be guided by the guide rod 29, so that the cutter 28 moves more smoothly.

[0024] The cutting device for PPR pipe production is connected to 220V mains electricity, and the main controller can be a conventional known device for control such as a computer.

[0025] When in use: according to the radius of the PPR pipe, the output end is driven by the driving motor 3 to drive the worm 4 to rotate, and the worm 5 meshing with the worm 4 is driven to rotate, and the rotating shaft 6 is driven to rotate by the worm gear 5, and the rotating shaft 6 drives the mounting block 8 to rotate through the limiting circular plate 7, and drives the rotating frame 11 to rotate through the mounting block 8, so that the rotating frame 11 drives the rotating frame 12 to drive the limiting plate 13 to move, when the limiting plate 13 whose radius of the internal circular hole is adapted to the PPR pipe moves to the top position, the driving motor 3 stops running, and then the adjusting screw 17 is rotated to make the upper moving plate 18 and the lower moving plate 19 approach or move away from each other, so that the upper moving plate 18 and the lower moving plate 19 drive the conveying roller 21 and the auxiliary roller 25 to approach each other. Close or far away, when the distance between the conveying roller 21 and the auxiliary roller 25 is adjusted, the PPR pipe is placed between the conveying roller 21 and the auxiliary roller 25, and the PPR pipe is inserted into the circular hole of the limit plate 13, and the output end is driven by the rotating motor 20 to drive the conveying roller 21 to rotate, and the active transmission wheel 22 is driven to rotate through the conveying roller 21, so that the active transmission wheel 22 drives the passive transmission wheel 24 to rotate through the transmission belt 23, and the other conveying roller 21 driven by the passive transmission wheel 24 rotates, thereby conveying the PPR pipe, and then the output end is driven by the hydraulic push rod 27 to push the cutter 28 to move downward, and the cutter 28 is guided by the guide rod 29, so that the cutter 28 cuts the PPR pipe.

[0026] To summarize, the cutting device for PPR pipe production drives the worm 4 to rotate by driving the motor 3, so that the worm wheel 5 drives the rotating shaft 6 to rotate, so that the rotating shaft 6 drives the mounting block 8 to rotate through the limiting circular plate 7, so that the mounting block 8 drives the rotating frame 12 to rotate through the rotating frame 11, and the rotating frame 12 drives the limiting plate 13 to move, so that the limiting plate 13 with different internal circular hole radii is moved to the use position, so as to facilitate the adjustment of the limiting plate 13 according to the radius of the PPR pipe, so that the PPR pipe cutting device can be suitable for PPR pipes with different radii, making the cutting device more convenient and flexible to use, and is used to solve the problems raised in the above-mentioned background technology.

[0027] 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.

[0028] 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 PPR pipe production, comprising a mounting base (1), characterized in that: A driving assembly is arranged at the bottom of the installation base (1), and a rotating frame (11) is arranged at the top of the installation base (1) through the driving assembly. A rotating frame (12) is fixedly arranged on the surface of the rotating frame (11), and a limiting plate (13) is fixedly arranged on the outer surface of the rotating frame (12). An auxiliary support plate (14) is fixedly arranged on the left side of the rotating frame (12), and a support block (15) is overlapped inside the auxiliary support plate (14). The support block (15) is fixedly installed on the top of the installation base (1), and a sliding groove for moving the auxiliary support plate (14) is opened on the surface of the installation base (1). A conveying assembly for facilitating the conveying of PPR pipes is arranged on the top of the installation base (1), and a cutting assembly for facilitating the cutting of PPR pipes is arranged on the left side of the top of the installation base (1).

2. A cutting device for PPR pipe production according to claim 1, characterized in that: The driving assembly comprises a protective shell (2), wherein the protective shell (2) is fixedly mounted on the bottom of the mounting base (1), a driving motor (3) is fixedly arranged on the front side of the protective shell (2), an output end of the driving motor (3) penetrates the protective shell (2) and extends to the interior of the protective shell (2) and is fixedly provided with a worm (4), a worm wheel (5) is meshedly arranged on the surface of the worm (4), a rotating shaft (6) is fixedly arranged inside the worm wheel (5), the rotating shaft (6) is rotatably arranged inside the protective shell (2), a limiting circular plate (7) is fixedly arranged on the right end of the rotating shaft (6), a mounting block (8) is fixedly arranged on the right side of the limiting circular plate (7), the rotating frame (11) is overlapped on the surface of the mounting block (8), a fixing stud (9) is fixedly arranged on the right end of the mounting block (8), a limiting thread sleeve (10) is threadedly arranged on the surface of the fixing stud (9), and the limiting thread sleeve (10) and the rotating frame (11) are overlapped.

3. A cutting device for PPR pipe production according to claim 1, characterized in that: The conveying assembly comprises a mounting frame (16), wherein the mounting frame (16) is fixedly mounted on the top of the mounting base (1), an adjusting screw (17) is rotatably arranged inside the mounting frame (16), an upper movable plate (18) and a lower movable plate (19) are threadedly arranged on the surface of the adjusting screw (17), a rotating motor (20) is fixedly arranged on the rear side of the upper movable plate (18), a conveying roller (21) is fixedly arranged on the output end of the rotating motor (20), an active transmission wheel (22) is fixedly arranged on the surface of the conveying roller (21), a transmission belt (23) is meshedly arranged inside the active transmission wheel (22), a passive transmission wheel (24) is meshedly arranged inside the transmission belt (23), and the passive transmission wheel (24) is fixedly mounted on another of the conveying rollers (21), and an auxiliary roller (25) is rotatably arranged inside the lower movable plate (19).

4. A cutting device for PPR pipe production according to claim 1, characterized in that: The cutting assembly comprises a fixed frame (26), a hydraulic push rod (27) is fixedly arranged on the top of the fixed frame (26), a cutter (28) is fixedly arranged on the output end of the hydraulic push rod (27), a guide rod (29) is fixedly arranged on the top of the cutter (28), and the guide rod (29) is slidably arranged inside the fixed frame (26).

5. A cutting device for PPR pipe production according to claim 1, characterized in that: The number of the limiting plates (13) is several, the limiting plates (13) are distributed in a circular array and the inner diameters decrease successively, and two limiting plates (13) form a group.

6. A cutting device for PPR pipe production according to claim 1, characterized in that: The rotating frame (12) has a polygonal longitudinal cross section and is made of metal.

7. A cutting device for PPR pipe production according to claim 1, characterized in that: The number of the auxiliary support plates (14) is several, and the several auxiliary support plates (14) are distributed in a circular array. The auxiliary support plates (14) are made of metal material.

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