PVC sheath cutting device

Abstract

The utility model discloses a PVC (polyvinyl chloride) sheath cutting device, which belongs to the technical field of cutting and comprises an extrusion mechanism body, a clamping mechanism, a cooling box and a granulator, the clamping mechanism is slidably arranged on the extrusion mechanism body, a first cutting tool is slidably arranged on the extrusion mechanism body, and a plurality of rolling rollers capable of rolling are slidably arranged on the cooling box. According to the utility model, the material clamping mechanism is arranged, the material clamping mechanism is used for clamping a plastic strip which is just extruded, the movement of the material clamping mechanism is realized by matching with the clamping mechanism, the extruded plastic strip is pulled into the cooling box to be cooled, manual pulling is not needed in the process, the operation is simple, the production efficiency is high, the production cost is low, and the production cost is low. Meanwhile, a first clamping roller and a second clamping roller on the material clamping mechanism can roll, the long plastic strips broken at the clamping position can be pulled out, cutting of the ends of the long plastic strips is achieved in cooperation with a second cutting tool, and finally the long plastic strips are cut into particles through a particle cutting machine.

Description

Technical Field

[0001] The utility model belongs to the technical field of cutting, and particularly relates to a PVC sheath cutting device. Background Technique

[0002] During the wire installation process, wire sheaths are used for wiring. The wire sheath is the outermost layer of the wire, which is used to protect the wire from damage during the wiring process. The material of the sheath is mostly plastic, and its initial form is mostly plastic particles. During the production process, these plastic particles are usually extruded into long strips by an extruder, then cooled by cold water, and finally pelletized. However, the long strips extruded by the extruder usually need to be manually led into the cold water for cooling. Since the temperature is relatively high during extrusion, it is easy to cause scalding and there is a certain risk. Summary of the Invention

[0003] Aiming at the deficiencies of the prior art, the purpose of the utility model is to provide a PVC sheath cutting device.

[0004] The purpose of the utility model can be realized by the following technical solutions:

[0005] A PVC sheath cutting device includes an extrusion mechanism body, a clamping mechanism slidably arranged, a cooling tank and a granulator. A first cutting tool is slidably arranged on the extrusion mechanism body, a plurality of rollable rolling rollers are slidably arranged on the cooling tank, and a pressing plate and a second cutting tool are also slidably arranged at one end of the cooling tank;

[0006] The clamping mechanism includes a first clamping roller and a second clamping roller with adjustable spacing, and both the first clamping roller and the second clamping roller are rotatable.

[0007] Further, a first mounting bracket is fixedly arranged at the top end of the extrusion mechanism body, two first telescopic cylinders are fixedly arranged on the first mounting bracket, the output ends of the two first telescopic cylinders are fixedly connected with a first cutting tool, and an extrusion port is also arranged on the extrusion mechanism body, and a plurality of round holes are arranged on the extrusion port.

[0008] Further, a first fixed platform is fixedly arranged below the extrusion port on the extrusion mechanism body, first sliding grooves are opened on both sides of the first fixed platform, and the clamping mechanism is slidably arranged on the first sliding grooves.

[0009] Further, a cooling box is also provided beside the main body of the extrusion mechanism. A first threaded rod is rotatably arranged in the cooling box, and a first limiting rod is fixedly arranged. A moving seat is in threaded fit with the first threaded rod, and the moving seat is slidably connected to the first limiting rod. One end of the first threaded rod is connected to a first motor, the first motor drives the first threaded rod to rotate, and the first motor is fixedly connected to the cooling box. Two second telescopic cylinders are also fixedly arranged on the moving seat, and the two second telescopic cylinders are respectively located at both ends of the moving seat. The output end of the second telescopic cylinder is fixedly provided with a first moving platform, and second sliding grooves are formed on both sides of the first moving platform.

[0010] Further, the material clamping mechanism includes a third telescopic cylinder. The cylinder body part of the third telescopic cylinder is fixedly provided with a first mounting plate, a first clamping roller is rotatably arranged on the first mounting plate, the output end of the third telescopic cylinder is fixedly provided with a second mounting plate, a second clamping roller is rotatably arranged on the second mounting plate, and a second motor is connected to the second clamping roller. The second motor is fixedly installed in the second mounting plate.

[0011] Further, a U-shaped plate is fixedly arranged on the side of the main body of the extrusion mechanism. A second threaded rod is rotatably arranged in the U-shaped plate, a second limiting rod is fixedly arranged, a third motor is connected to the second threaded rod, the third motor is fixedly connected to the U-shaped plate, a moving plate is in threaded fit with the second threaded rod, a fourth telescopic cylinder is fixedly installed on the moving plate, and a clamping mechanism is fixedly arranged at the output end of the fourth telescopic cylinder. The clamping mechanism is specifically a clamping air bag arranged on the clamping plate.

[0012] Further, a fifth telescopic cylinder is fixedly arranged outside the cooling box. The output end of the fifth telescopic cylinder is fixedly provided with a second mounting bracket, and a plurality of rolling rollers are rotatably arranged on the second mounting bracket.

[0013] Further, the number of the plurality of rolling rollers is three.

[0014] Further, a second fixed platform is also fixedly arranged at one end of the cooling box. A plurality of limiting grooves are arranged on the second fixed platform, and third sliding grooves are also arranged on both sides of the second fixed platform. A sixth telescopic cylinder is fixedly arranged on the second fixed platform, a pressing plate is fixedly arranged at the output end of the sixth telescopic cylinder, a seventh telescopic cylinder is fixedly arranged on the second fixed platform, a second cutting tool is fixedly connected to the output end of the seventh telescopic cylinder, and a granulator is also installed beside the second fixed platform.

[0015] Further, a plurality of water pipes are also arranged outside the cooling box, and the water pipes are connected to a water pump.

[0016] The beneficial effects of the present utility model:

[0017] The utility model is provided with a clamping mechanism, which clamps the plastic strips just extruded, and cooperates with the clamping mechanism to realize the movement of the clamping mechanism, so as to pull the extruded plastic strips into a cooling box for cooling, and this process does not require manual pulling, and at the same time, the first clamping roller and the second clamping roller on the clamping mechanism can roll, so as to pull out the plastic strips broken at the clamping position, and then cooperate with the second cutting tool to realize the cutting of the ends of the plastic strips, and finally use a pelletizer to pelletize them. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 This is a schematic diagram of the overall structure of the utility model Figure Ⅰ ;

[0020] Figure 2 It is an enlarged schematic diagram of the structure of part A of the utility model;

[0021] Figure 3 This is a schematic diagram of the overall structure of the utility model Figure Ⅱ .

[0022] Explanation of the reference numerals in the figure: 1. extrusion mechanism body; 2. first mounting bracket; 3. first telescopic cylinder; 4. first cutting tool; 5. extrusion port; 6. first fixed platform; 7. first slideway; 8. first moving platform; 9. second slideway; 10. second telescopic cylinder; 11. first threaded rod; 12. cooling box; 13. moving seat; 14. U-shaped plate; 15. second limiting rod; 16. second threaded rod; 17. moving plate; 18. fourth telescopic cylinder; 19. Clamping mechanism; 20, third motor; 21, fifth telescopic cylinder; 22, second mounting bracket; 23, rolling roller; 24, second fixed platform; 25, pelletizer; 26, sixth telescopic cylinder; 27, seventh telescopic cylinder; 28, pressing plate; 29, second cutting tool; 30, water pipe; 31, water pump; 32, first limit rod; 33, third telescopic cylinder; 34, first mounting plate; 35, first clamping roller; 36, second mounting plate; 37, second clamping roller. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] In the description of the present utility model, it should be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inner", "periphery", etc. indicating orientations or positional relationships are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

[0025] As Figure 1 shown, a PVC sheath cutting device includes an extrusion mechanism body 1. A first mounting bracket 2 is fixedly provided at the top of the extrusion mechanism body 1. Two first telescopic cylinders 3 are fixedly provided on the first mounting bracket 2. The output ends of the two first telescopic cylinders 3 are fixedly connected to a first cutting tool 4. An extrusion port 5 is further provided on the extrusion mechanism body 1. A number of round holes are provided on the extrusion port 5. When the PVC sheath raw material enters the extrusion mechanism body 1, the raw material melts at high temperature and is extruded out through the round holes on the extrusion port 5. A first fixed platform 6 is fixedly provided below the extrusion port 5 on the extrusion mechanism body 1. First chutes 7 are provided on both sides of the first fixed platform 6. A clamping mechanism is slidably provided on the first chutes 7.

[0026] As Figure 1 shown, a cooling box 12 is further provided beside the extrusion mechanism body 1. A first threaded rod 11 is rotatably provided in the cooling box 12, and a first limiting rod 32 is fixedly provided. A moving seat 13 is in threaded engagement with the first threaded rod 11. The moving seat 13 is slidably connected to the first limiting rod 32. One end of the first threaded rod 11 is connected to a first motor. The first motor drives the first threaded rod 11 to rotate, and the first motor is fixedly connected to the cooling box 12. Two second telescopic cylinders 10 are further fixedly provided on the moving seat 13. The two second telescopic cylinders 10 are respectively located at both ends of the moving seat 13. The output ends of the second telescopic cylinders 10 are fixedly provided with a first moving platform 8. Second chutes 9 are provided on both sides of the first moving platform 8. When the first moving platform 8 rises to the same height as the first fixed platform 6, the first chutes 7 correspond to the second chutes 9. At this time, by moving the clamping mechanism, the clamping mechanism can slide from the first chutes 7 to the second chutes 9.

[0027] As Figure 2As shown in the figure, the material clamping mechanism includes a third telescopic cylinder 33. The cylinder body part of the third telescopic cylinder 33 is fixedly provided with a first mounting plate 34. A first clamping roller 35 is rotatably provided on the first mounting plate 34. The output end of the third telescopic cylinder 33 is fixedly provided with a second mounting plate 36. A second clamping roller 37 is rotatably provided on the second mounting plate 36. A second motor is connected to the second clamping roller 37. The second motor is fixedly installed in the second mounting plate 36. The rotation of the second clamping roller 37 can be realized by the second motor.

[0028] As Figure 1 As shown in the figure, a U-shaped plate 14 is fixedly provided on the side of the extrusion mechanism body 1. A second threaded rod 16 is rotatably provided in the U-shaped plate 14, and a second limiting rod 15 is fixedly provided. A third motor 20 is connected to the second threaded rod 16. The third motor 20 is fixedly connected to the U-shaped plate 14. The second threaded rod 16 is rotated by the third motor 20. A moving plate 17 is in threaded cooperation with the second threaded rod 16. A fourth telescopic cylinder 18 is fixedly installed on the moving plate 17. The output end of the fourth telescopic cylinder 18 is fixedly provided with a clamping mechanism 19. The clamping mechanism 19 is specifically a clamping airbag provided on the clamping plate. The clamping of an object is realized by changing the air flow rate in the clamping airbag. The clamping mechanism 19 is mainly used to clamp the material clamping mechanism and assist the material clamping mechanism to move.

[0029] As Figure 1 As shown in the figure, a fifth telescopic cylinder 21 is fixedly provided on the outside of the cooling box 12. The output end of the fifth telescopic cylinder 21 is fixedly provided with a second mounting bracket 22. A plurality of rolling rollers 23 are rotatably provided on the second mounting bracket 22. In this embodiment, the number of the plurality of rolling rollers 23 is three. However, when implementing this technical solution, the number of the rolling rollers 23 can also be any number greater than one. One end of the cooling box 12 is also fixedly provided with a second fixed platform 24. A plurality of limiting grooves are provided on the second fixed platform 24. Third sliding grooves are also provided on both sides of the second fixed platform 24. A sixth telescopic cylinder 26 is fixedly provided on the second fixed platform 24. The output end of the sixth telescopic cylinder 26 is fixedly provided with a pressing plate 28. A seventh telescopic cylinder 27 is also fixedly provided on the second fixed platform 24. The output end of the seventh telescopic cylinder 27 is fixedly connected to a second cutting tool 29. A granulator 25 is also installed beside the second fixed platform 24.

[0030] As Figure 3 As shown in the figure, a plurality of water pipes 30 are also provided outside the cooling box 12. The water pipes 30 are connected to a water pump 31. Water can be pumped into the cooling box 12 through the water pump 31 and the water pipes 30.

[0031] In use, first, the extrusion mechanism body 1 extrudes the sheath material. The just-extruded long plastic strip will accumulate on the first clamping roller 35. Subsequently, the third telescopic cylinder 33 is used to control the second clamping roller 37 to move downward to clamp the extruded plastic strip. Then, the fourth telescopic cylinder 18 is used to control the clamping mechanism 19 to move forward, and the clamping mechanism 19 clamps the third telescopic cylinder 33. Then, the second threaded rod 16 is used to achieve the lateral movement of the third telescopic cylinder 33. The third telescopic cylinder 33 moves into the second chute 9 on the first moving platform 8. The second telescopic cylinder 10 drives the first moving platform 8 to descend into the cooling box 12. Subsequently, the first threaded rod 11 is started to achieve the movement of the first moving platform 8 in the cooling box 12. The cooling box 12 is filled with cooling water, which can cool and shape the long plastic strip. When the first moving platform 8 moves to the end of the second fixed platform 24, the fifth telescopic cylinder 21 is controlled to lower the rolling roller 23 to press the long plastic strip in the water under the rolling roller 23. Then, the first moving platform 8 rises to be flush with the second fixed platform 24. Again, the clamping mechanism 19 is used to drive the third telescopic cylinder 33 to move into the third chute of the second fixed platform 24. The sixth telescopic cylinder 26 is used to lower the pressing plate 28 to press the plastic strip on the limiting groove on the second fixed platform 24, and the second clamping roller 37 is controlled to start rotating to pull out the end of the plastic strip. Then, the seventh telescopic cylinder 27 is used to lower the second cutting tool 29 to cut off the plastic strip at the end. Then, the cut plastic strip is manually moved into the granulator 25 for granulation. After the extrusion by the extrusion mechanism body 1 is completed, the first telescopic cylinder 3 is used to lower the first cutting tool 4 to cut off the extrusion strip at the extrusion port 5.

[0032] In the description of this specification, the descriptions referring to the terms "one embodiment", "example", "specific example", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0033] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art of this industry should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed.

Claims

1. A PVC sheath cutting device, characterized in that, It includes the extrusion mechanism body (1), a clamping mechanism slidably arranged, a cooling box (12) and a granulator (25). A first cutting tool (4) is slidably arranged on the extrusion mechanism body (1). A number of rollable rolling rollers (23) are slidably arranged on the cooling box (12). A pressing plate (28) and a second cutting tool (29) are also slidably arranged at one end of the cooling box (12). The clamping mechanism includes a first clamping roller (35) and a second clamping roller (37) with adjustable spacing. Both the first clamping roller (35) and the second clamping roller (37) are rotatable.

2. The PVC sheath cutting device according to claim 1, characterized in that, A first mounting bracket (2) is fixedly arranged at the top of the extrusion mechanism body (1). Two first telescopic cylinders (3) are fixedly arranged on the first mounting bracket (2). The output ends of the two first telescopic cylinders (3) are fixedly connected to a first cutting tool (4). An extrusion port (5) is also arranged on the extrusion mechanism body (1). A number of round holes are arranged on the extrusion port (5).

3. The PVC sheath cutting device according to claim 2, characterized in that, A first fixed platform (6) is fixedly arranged below the extrusion port (5) on the extrusion mechanism body (1). First chutes (7) are opened on both sides of the first fixed platform (6). The clamping mechanism is slidably arranged on the first chutes (7).

4. A PVC sheath cutting device according to claim 1, characterized in that, A cooling box (12) is also arranged beside the extrusion mechanism body (1). A first threaded rod (11) is rotatably arranged in the cooling box (12). A first limiting rod (32) is fixedly arranged. A moving seat (13) is in threaded cooperation with the first threaded rod (11). The moving seat (13) is slidably connected to the first limiting rod (32). One end of the first threaded rod (11) is connected to a first motor. The first motor drives the first threaded rod (11) to rotate. And the first motor is fixedly connected to the cooling box (12). Two second telescopic cylinders (10) are also fixedly arranged on the moving seat (13). The two second telescopic cylinders (10) are respectively located at both ends of the moving seat (13). The output ends of the second telescopic cylinders (10) are fixedly provided with a first moving platform (8). Second chutes (9) are opened on both sides of the first moving platform (8).

5. A PVC sheath cutting device according to claim 1, characterized in that, The clamping mechanism includes a third telescopic cylinder (33). The cylinder body part of the third telescopic cylinder (33) is fixedly provided with a first mounting plate (34). A first clamping roller (35) is rotatably arranged on the first mounting plate (34). The output end of the third telescopic cylinder (33) is fixedly provided with a second mounting plate (36). A second clamping roller (37) is rotatably arranged on the second mounting plate (36). A second motor is connected to the second clamping roller (37). The second motor is fixedly installed in the second mounting plate (36).

6. The PVC sheath cutting device according to claim 1, wherein, A U-shaped plate (14) is fixedly arranged on the side of the extrusion mechanism body (1). A second threaded rod (16) is rotatably arranged in the U-shaped plate (14). A second limiting rod (15) is fixedly arranged. A third motor (20) is connected to the second threaded rod (16). The third motor (20) is fixedly connected to the U-shaped plate (14). A moving plate (17) is in threaded cooperation with the second threaded rod (16). A fourth telescopic cylinder (18) is fixedly installed on the moving plate (17). The output end of the fourth telescopic cylinder (18) is fixedly provided with a clamping mechanism (19). The clamping mechanism (19) is specifically a clamping airbag arranged on the clamping plate.

7. A PVC sheath cutting device according to claim 1, characterized in that, A fifth telescopic cylinder (21) is fixedly arranged outside the cooling box (12), a second mounting bracket (22) is fixedly arranged at the output end of the fifth telescopic cylinder (21), and a plurality of rolling rollers (23) are rotatably arranged on the second mounting bracket (22).

8. A PVC sheath cutting device according to claim 7, characterized in that, The number of the plurality of rolling rollers (23) is three.

9. A PVC sheath cutting device according to claim 1, characterized in that, One end of the cooling box (12) is also fixedly provided with a second fixed platform (24), a plurality of limiting grooves are arranged on the second fixed platform (24), third sliding grooves are also arranged on both sides of the second fixed platform (24), a sixth telescopic cylinder (26) is fixedly arranged on the second fixed platform (24), a pressing plate (28) is fixedly arranged at the output end of the sixth telescopic cylinder (26), a seventh telescopic cylinder (27) is fixedly arranged on the second fixed platform (24), the output end of the seventh telescopic cylinder (27) is fixedly connected with a second cutting tool (29), and a granulator (25) is also installed beside the second fixed platform (24).

10. A PVC sheath cutting device according to claim 1, characterized in that, A plurality of water pipes (30) are also arranged outside the cooling box (12), and the water pipes (30) are connected with a water pump (31).

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