Cutting device for polytetrafluoroethylene tube production

Abstract

The utility model belongs to the technical field of polytetrafluoroethylene tube processing, and particularly relates to a cutting device for polytetrafluoroethylene tube production, which comprises a support plate and two cutting machines, a support column is fixed at the upper end of the support plate, symmetrical protective covers are fixed at the upper ends of two sides of the support column, a driving mechanism is mounted in the support column, and the two cutting machines are fixed on the support column. And rotating mechanisms are arranged on the two sides of the upper end of the supporting plate, a collecting mechanism is further arranged between the two coaxial rotating mechanisms, and the collecting mechanism is installed on the supporting plate. The two ends of the driving mechanism move in different directions, a worker can take and place the pipeline at the other end in the cutting process of one end, the rapid feeling that the pipelines at the two ends are taken and placed at the same time is avoided, and the whole cutting process is smoother; the rotating mechanism drives the pipeline to rotate in the cutting process, even if the diameter of the pipeline is large, cutting can be completed through a small cutting blade, and the adaptability and practicability of the device are improved; and the collecting mechanism can collect a large amount of chippings generated after cutting, and secondary sweeping is reduced or avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of polytetrafluoroethylene tube processing, and in particular relates to a cutting device for polytetrafluoroethylene tube production. Background Art

[0002] The polytetrafluoroethylene tube is a high-quality plunger extrusion tube. It uses a special processing technology to make the steel tube and the plastic tube tightly combined. It can withstand positive pressure of 1.6Mpa and negative pressure of 77Kpa. It can be used normally within -60℃~+260℃ and has reliable and excellent corrosion resistance. It can transport highly corrosive gases and liquids at high temperatures, which cannot be replaced by other pipelines.

[0003] After checking the public (announcement) number: CN216422744U, a cutting device for the production of polytetrafluoroethylene tubes is disclosed. This technology discloses "including a support plate connected to a support seat, a support column is connected to the center of the support plate, the interior of the support column is a hollow structure, channels are arranged on both sides of the support column, a moving block is slidably connected to the interior of the support column through a sliding structure, a driving structure for driving the moving block to move up and down is connected to the moving block, support rods are connected to both sides of the moving block, the support rods extend to the outside of the support column and are connected to the cutting machine; the support plates on both sides of the support column are connected to fixing structures for fixing pipes; the fixing structures for fixing polytetrafluoroethylene pipes are connected to both sides of the support column, and other technical solutions, two polytetrafluoroethylene pipes are cut at a time, and compared with the existing cutting device, its cutting efficiency has been doubled, while saving energy consumption, reducing production costs and other technical effects";

[0004] However, with this kind of simultaneous cutting mechanism, the workers need to quickly place and remove the pipes at the same time, and the workers are not working during the cutting process, which increases the labor intensity to a certain extent and has limited effect on improving work efficiency. In addition, the cutting method in which the entire cutting machine passes through the pipe requires selecting a blade that matches the pipe with the largest diameter according to the different diameters of the pipe, which has poor adaptability.

[0005] In order to solve the above problems, the present application proposes a cutting device for producing polytetrafluoroethylene tubes. Utility Model Content

[0006] In order to solve the above problems existing in the prior art, the utility model provides a cutting device for the production of polytetrafluoroethylene tubes, which has the characteristics of improving the operation smoothness of cutting workers, improving cutting efficiency, and improving cutting adaptability.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutting device for producing polytetrafluoroethylene tubes, comprising a support plate and two cutting machines, a pillar is fixed on the upper end of the support plate, symmetrical shields are fixed on the upper ends of both sides of the pillar, a driving mechanism is installed inside the pillar, rotating mechanisms are arranged on both sides of the upper end of the support plate, and a collecting mechanism is also arranged between the two coaxial rotating mechanisms, and the collecting mechanism is installed on the support plate; the driving mechanism comprises a No. 1 screw rod rotating at one end inside the pillar and a No. 1 moving block spirally attached to the outside of the No. 1 screw rod, and a No. 2 screw rod rotating at the other end inside the pillar and a No. 2 moving block spirally attached to the outside of the No. 2 screw rod; the rotating mechanism comprises a rotating seat fixed on the support plate and a rotating sleeve rotating in the rotating seat, as well as an electric cylinder installed inside the rotating sleeve and a V-shaped clamping block fixed at the telescopic end of the electric cylinder.

[0008] As a preferred technical solution of a cutting device for producing polytetrafluoroethylene tubes of the utility model, the driving mechanism also includes a linkage gear fixed on the top of the first screw rod and the second screw rod and a synchronous belt connected between the two linkage gears, and also includes a driving motor fixed on the top of the pillar.

[0009] As a preferred technical solution for a cutting device for producing polytetrafluoroethylene tubes of the utility model, the spirals in the No. 1 screw and the No. 2 screw are arranged in different directions, the No. 1 moving block and the No. 2 moving block also slide vertically in the pillar, the output end of the drive motor is fixed to the top of a linkage gear, and the No. 1 screw and the No. 2 screw rotate synchronously through two linkage gears and a synchronous belt.

[0010] As a preferred technical solution of a cutting device for producing polytetrafluoroethylene tubes of the utility model, a gear ring is fixed in the middle of the outer ring of the rotating sleeve, a driving gear is fixedly installed on one side of the rotating seat, and an output motor is fixed at the output end of the driving gear.

[0011] As a preferred technical solution of a cutting device for producing polytetrafluoroethylene tubes of the utility model, the output motor is meshingly connected with the gear ring, and the electric cylinder and the V-shaped clamp block are a plurality of them evenly distributed around the circumference.

[0012] As a preferred technical solution of a cutting device for producing polytetrafluoroethylene tubes according to the utility model, the collecting mechanism includes a collecting seat fixed to the upper end of a support plate and a collecting cover formed on the collecting seat, as well as a movable groove opened in the collecting cover and a felt cloth pasted on the inside of the collecting cover, and also includes a collecting box that is plugged into and connected to the collecting seat from the side.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the driving mechanism is arranged to move in different directions at both ends, so that the staff can take and place the pipe at one end during the cutting process, and there will be no rush to take and place the pipes at both ends at the same time, making the whole cutting process smoother; the rotating mechanism drives the pipe to rotate during the cutting process, and even if the pipe diameter is large, the cutting can be completed by a smaller cutting blade, thereby improving the adaptability and practicality of the device; the collecting mechanism can collect a large amount of debris after cutting, reducing or avoiding secondary cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a structural schematic diagram of the main view of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the main view of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the driving mechanism in the utility model;

[0018] Figure 4 It is a structural schematic diagram of the rotating mechanism in the utility model;

[0019] Figure 5 It is a structural schematic diagram of the collecting mechanism in the utility model;

[0020] In the figure: 1. support plate; 11. pillar; 12. shield; 2. driving mechanism; 21. screw rod No. 1; 22. moving block No. 1; 23. screw rod No. 2; 24. moving block No. 2; 25. linkage gear; 26. timing belt; 27. driving motor; 3. rotating mechanism; 31. rotating seat; 32. rotating sleeve; 33. electric cylinder; 34. V-shaped clamp; 35. gear ring; 36. driving gear; 37. output motor; 4. collecting mechanism; 41. collecting seat; 42. collecting cover; 43. movable groove; 44. felt cloth; 45. collecting box; 5. cutting machine. DETAILED DESCRIPTION

[0021] 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.

[0022] Example

[0023] See also Figure 1-5 The utility model provides the following technical solutions: a cutting device for the production of polytetrafluoroethylene tubes, comprising a support plate 1 and two cutting machines 5, a support plate 1 is fixed with a pillar 11 on the upper end of the support plate 1, symmetrical shields 12 are fixed with the upper ends of both sides of the pillar 11, a driving mechanism 2 is installed inside the pillar 11, a rotating mechanism 3 is arranged on both sides of the upper end of the support plate 1, a collecting mechanism 4 is also arranged between the two coaxial rotating mechanisms 3, and the collecting mechanism 4 is installed on the support plate 1; the driving mechanism 2 comprises a No. 1 screw rod 21 rotating at one end inside the pillar 11 and a No. 1 moving block 22 spirally arranged outside the No. 1 screw rod 21, and a No. 2 screw rod 23 rotating at the other end inside the pillar 11 and a No. 2 moving block 24 spirally arranged outside the No. 2 screw rod 23; the rotating mechanism 3 comprises a rotating seat 31 fixed on the support plate 1 and a rotating sleeve 32 rotating in the rotating seat 31, and an electric cylinder 33 installed inside the rotating sleeve 32 and a V-shaped clamping block 34 fixed at the telescopic end of the electric cylinder 33. In this embodiment, 12 is used for the protective effect of 5 to reduce safety hazards.

[0024] Specifically, the driving mechanism 2 also includes a linkage gear 25 fixed at the top of the No. 1 screw 21 and the No. 2 screw 23 and a synchronous belt 26 connected between the two linkage gears 25, and also includes a driving motor 27 fixed at the top of the pillar 11. The spirals in the No. 1 screw 21 and the No. 2 screw 23 are arranged in different directions, and the No. 1 moving block 22 and the No. 2 moving block 24 also slide vertically in the pillar 11. The output end of the driving motor 27 is fixed to the top of a linkage gear 25, and the No. 1 screw 21 and the No. 2 screw 23 rotate synchronously through the two linkage gears 25 and the synchronous belt 26. In this embodiment, the driving mechanism 2 is arranged to move in different directions at both ends. During the cutting process at one end, the staff can pick up and put the pipe at the other end, and there will be no rush to pick up and put the pipes at both ends at the same time, making the whole cutting process smoother.

[0025] Specifically, a gear ring 35 is fixed in the middle of the outer ring of the rotating sleeve 32, a driving gear 36 is fixedly installed on one side of the rotating seat 31, and an output motor 37 is fixed at the output end of the driving gear 36. The output motor 37 is meshed and connected with the gear ring 35, and the electric cylinder 33 and the V-shaped clamp block 34 are evenly distributed on the circumference. In this embodiment, the rotating mechanism 3 drives the pipe to rotate during the cutting process. Even if the pipe has a large diameter, it can be cut by a small cutting blade, which improves the adaptability and practicality of the device.

[0026] Specifically, the collecting mechanism 4 includes a collecting seat 41 fixed to the upper end of the support plate 1 and a collecting cover 42 formed on the collecting seat 41, as well as a movable groove 43 opened in the collecting cover 42 and a felt cloth 44 pasted to the inside of the collecting cover 42, and also includes a collecting box 45 plugged into the collecting seat 41 from the side. In this embodiment, the collecting mechanism 4 can collect a large amount of debris after cutting, reducing or avoiding secondary cleaning. The felt cloth 44 plays an energy-absorbing role to prevent the collected debris from popping out from the inside (42).

[0027] The working principle and use process of the utility model are as follows: the pipe to be cut is passed through the rotating mechanism 3 and the collecting mechanism 4, and the multiple electric cylinders 33 on the circumference are driven to drive the V-shaped clamping block 34 to clamp the pipe, and the driving gear 36 drives the output motor 37 to rotate. The output motor 37 drives the rotating sleeve 32 to rotate in the rotating seat 31 through the meshing with the gear ring 35, thereby driving the pipe to be cut to rotate. The output of the driving motor 27 drives the two linkage gears 25 to rotate synchronously through the synchronous belt 26. The first screw rod 21 and the second screw rod 23 also rotate synchronously, and the first screw rod 21 spirally drives the first moving block 22 rises (or falls), the second screw rod 23 spirally drives the second moving block 24 to fall (or rise), and the cutting machine 5 at the descending end follows and moves downward, and the cutting machine 5 cuts the pipe wall, and then performs circular cutting under the action of the rotating mechanism 3 driving the pipe to rotate, until the pipe is completely cut, the rotating sleeve 32 stops rotating, the electric cylinder 33 and the V-shaped clamping block 34 are disengaged, and at the same time, the driving mechanism 2 reversely drives the cutting machine 5 to rise after cutting, and the cutting machine 5 at the other end descends to perform the cutting action, and the staff removes the cut pipe and replaces the pipe to be cut, thereby performing reciprocating cutting.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A cutting device for producing polytetrafluoroethylene tubes, characterized in that: The invention comprises a support plate (1) and two cutting machines (5), wherein a support column (11) is fixed to the upper end of the support plate (1), symmetrical shields (12) are fixed to the upper ends of both sides of the support column (11), a driving mechanism (2) is installed inside the support column (11), rotating mechanisms (3) are arranged on both sides of the upper end of the support plate (1), and a collecting mechanism (4) is also arranged between the two coaxial rotating mechanisms (3), and the collecting mechanism (4) is installed on the support plate (1); The driving mechanism (2) comprises a first screw rod (21) rotating at one end inside the support (11) and a first moving block (22) screwed outside the first screw rod (21), and a second screw rod (23) rotating at the other end inside the support (11) and a second moving block (24) screwed outside the second screw rod (23); The rotating mechanism (3) comprises a rotating seat (31) fixed on the support plate (1) and a rotating sleeve (32) rotating in the rotating seat (31), an electric cylinder (33) installed inside the rotating sleeve (32) and a V-shaped clamping block (34) fixed at the telescopic end of the electric cylinder (33).

2. A cutting device for producing polytetrafluoroethylene tubes according to claim 1, characterized in that: The driving mechanism (2) further comprises a linkage gear (25) fixed to the top of the first screw rod (21) and the second screw rod (23) and a synchronous belt (26) connected between the two linkage gears (25), and further comprises a driving motor (27) fixed to the top of the pillar (11).

3. A cutting device for producing polytetrafluoroethylene tubes according to claim 2, characterized in that: The spirals in the first screw rod (21) and the second screw rod (23) are arranged in different directions, the first moving block (22) and the second moving block (24) also slide vertically in the pillar (11), the output end of the driving motor (27) is fixed to the top of a linkage gear (25), and the first screw rod (21) and the second screw rod (23) rotate synchronously through two linkage gears (25) and a synchronous belt (26).

4. A cutting device for producing polytetrafluoroethylene tubes according to claim 1, characterized in that: A gear ring (35) is fixed in the middle of the outer ring of the rotating sleeve (32), a driving gear (36) is fixedly mounted on one side of the rotating seat (31), and an output motor (37) is fixed at the output end of the driving gear (36).

5. A cutting device for producing polytetrafluoroethylene tubes according to claim 4, characterized in that: The output motor (37) is meshingly connected with the gear ring (35), and the electric cylinder (33) and the V-shaped clamping block (34) are a plurality of them evenly distributed on the circumference.

6. A cutting device for producing polytetrafluoroethylene tubes according to claim 1, characterized in that: The collecting mechanism (4) comprises a collecting seat (41) fixed to the upper end of the supporting plate (1), a collecting cover (42) formed on the collecting seat (41), a movable groove (43) provided in the collecting cover (42), and a felt cloth (44) pasted to the inside of the collecting cover (42), and also comprises a collecting box (45) plug-connected to the collecting seat (41) from the side.

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