Plastic granulator

Abstract

The utility model relates to the technical field of plastic particle processing equipment, and provides a plastic granulator, which comprises a shell and a water absorption mechanism, in the plastic granulator, one end of a water-cooled plastic roller penetrates through a through groove and the middle parts of a water absorption sponge A and a water absorption sponge B and then is placed on the surface of a support plate; water drops on a plastic roller are comprehensively adsorbed by water absorption sponges A and water absorption sponges B on the two sets of drying assemblies before pelletizing, then a motor A drives a driving roller to rotate, and the driving roller drives the water absorption sponges A and the water absorption sponges B to continuously extrude each other to drain water under the action of a connecting rod and a spring in the rotating process; the water-absorbing sponge A and the water-absorbing sponge B are prevented from absorbing water to be saturated, and drying of the plastic sticks is not facilitated; by means of the technical scheme, the problems that in the prior art, water-cooled plastic rod-shaped bodies are not dried, water drops left on plastic rods are likely to drop onto cutting rollers, and the service life of the cutting rollers and the service life of slices are shortened are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic particle processing equipment, in particular to a plastic pelletizer. Background Art

[0002] Plastic pellets are made by placing the plastic raw materials in a melting tank, heating and melting them into a fluid state, then using an extruder to extrude them into a stick shape, then cooling them with water to make them solidify and harden, and finally using a pelletizer to cut them into pellets, thus finally making the finished plastic pellets.

[0003] A patent with patent number CN220113748U discloses a plastic pelletizer, including a pelletizer, which includes a lower body and an upper body. The upper body is arranged on the top of the lower body, and a lower hopper is arranged on the upper body; two cutting rollers are rotatably arranged inside the lower body through a motor, and a plurality of slices are detachably arranged on the circumference of each cutting roller through a snap-on structure.

[0004] However, the plastic pelletizer in the above patent still has certain problems during use. The plastic stick-shaped body after water cooling is not dried, which makes it easy for the residual water droplets on the plastic stick to drip onto the cutting roller, causing water to seep into the snap structure of the cutting roller, which is easy to corrode it over a long period of time, shortening the service life of the cutting roller and slices. Therefore, a plastic pelletizer is proposed. Utility Model Content

[0005] The utility model provides a plastic pelletizer, which solves the problem in the related art that the plastic stick-shaped body after water cooling is not dried, which easily causes residual water droplets on the plastic stick to drip onto the cutting roller, causing water to seep into the buckle structure of the cutting roller, which is easy to corrode it for a long time, thereby shortening the service life of the cutting roller and slices.

[0006] The technical solution of the utility model is as follows:

[0007] A plastic pelletizer, comprising a housing for supporting, and further comprising:

[0008] The water absorption mechanism includes a partition plate and a drying component, the partition plate is fixedly connected to the middle of the shell, the partition plate divides the interior of the shell into a pelletizing chamber and a drying chamber, the drying component includes a support rod and a connecting rod, the support rod is arranged in a U shape, the bottom of the support rod is fixedly connected to the bottom of the drying chamber, the top of one end of the support rod is connected to a water-absorbing sponge A by Velcro, the top of the water-absorbing sponge A is attached to a water-absorbing sponge B, the top of the water-absorbing sponge B is connected to one end of the connecting rod by Velcro, and the other end of the connecting rod is connected to the other end of the support rod by an elastic component.

[0009] Preferably, two groups of drying components are provided, and the two groups of drying components are arranged inside the drying chamber. Through grooves for the cooled plastic stick to pass through are respectively provided on the side of the shell away from the pelletizing chamber and the partition plate. Both of the through grooves correspond to the fitting places of the absorbent sponge A and the absorbent sponge B. A pelletizing component is provided inside the pelletizing chamber, and a drainage pipe is fixedly connected to the bottom of the drying chamber.

[0010] Preferably, the elastic component includes a fixed column and a spring, the fixed column is fixedly connected to the end of the support rod away from the water-absorbing sponge A, the end of the connecting rod away from the water-absorbing sponge B extends into the fixed column and is slidably connected to the inner wall of the fixed column, the spring is arranged inside the fixed column, and the two ends are respectively fixedly connected to the inner bottom of the fixed column and the bottom of the connecting rod.

[0011] Preferably, a driving assembly is provided on the top of the two connecting rods, and the driving assembly includes a driving roller and a motor A. The motor A is fixedly mounted on one side of the shell, one end of the driving roller is fixedly connected to one end of the output shaft of the motor A, and the other end of the driving roller is rotatably connected to the partition plate. The middle part of the driving roller is set as an elliptical cylinder, and the bottom of the driving roller is in contact with the top of the connecting rod.

[0012] Preferably, the pelletizing assembly includes a motor B and a cutting roller, wherein the motor B is fixedly connected to the outside of the shell, one end of the cutting roller is fixedly connected to the output shaft of the motor B, and the other end of the cutting roller is rotatably connected to the inner wall of the pelletizing chamber, and the middle part of the cutting roller corresponds to the through groove.

[0013] Preferably, a support plate is fixedly connected to the bottom of one side of the through groove on the partition plate close to the pelletizing chamber, a limiting plate is arranged on the top of the support plate, the limiting plate is slidably connected to the partition plate, a threaded rod is rotatably connected to the top of the limiting plate, the threaded rod passes through the top of the shell and is threadedly connected to the shell.

[0014] The working principle and beneficial effects of the utility model are:

[0015] 1. In the utility model, one end of the water-cooled plastic stick is passed through the through groove and the middle of the water-absorbing sponge A and the water-absorbing sponge B and then placed on the surface of the support plate. The water droplets on the plastic stick are fully absorbed by the water-absorbing sponges A and B on the two groups of drying components before pelletizing. The water-absorbing sponges A and B are driven by the motor A to rotate the driving roller in the process of absorbing water and drying the plastic stick. The driving roller reciprocally presses the connecting rod during the rotation, so that the water-absorbing sponges A and B are continuously squeezed and drained by each other under the action of the connecting rod and the spring, so as to avoid the water-absorbing sponges A and B being saturated with water, which is not conducive to the drying of the plastic stick, and the plastic stick is continuously dried to achieve the purpose of preventing the water droplets carried by the plastic stick from affecting the pelletizing effect and service life of the cutting roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the water absorption mechanism of the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 4 It is a partial cross-sectional view of the utility model;

[0021] In the figure: 1. Shell; 2. Water absorption mechanism; 3. Partition plate; 4. Pellet cutting chamber; 5. Drying chamber; 6. Support rod; 7. Water-absorbing sponge A; 8. Water-absorbing sponge B; 9. Connecting rod; 10. Through groove; 11. Fixed column; 12. Spring; 13. Driving roller; 14. Motor A; 15. Motor B; 16. Cutting roller; 17. Support plate; 18. Limiting plate; 19. Threaded rod. DETAILED DESCRIPTION

[0022] The following will be combined with 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 of 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.

[0023] Example 1

[0024] like Figure 1~Figure 4 As shown, this embodiment provides a plastic pelletizer, including a housing 1 for support, and also includes:

[0025] The water absorption mechanism 2 includes a partition plate 3 and a drying component. The partition plate 3 is fixedly connected to the middle of the shell 1. The partition plate 3 divides the interior of the shell 1 into a pelletizing chamber 4 and a drying chamber 5. The drying component includes a support rod 6 and a connecting rod 9. The support rod 6 is arranged in a U shape. The bottom of the support rod 6 is fixedly connected to the bottom of the drying chamber 5. The top of one end of the support rod 6 is connected to a water-absorbing sponge A7 by Velcro. The top of the water-absorbing sponge A7 is attached to a water-absorbing sponge B8. The top of the water-absorbing sponge B8 is connected to one end of the connecting rod 9 by Velcro. The other end of the connecting rod 9 is connected to the other end of the support rod 6 by an elastic component.

[0026] Preferably, two groups of drying components are arranged in a row inside the drying chamber 5. Through slots 10 for the cooled plastic stick to pass through are respectively provided on the side of the housing 1 away from the pelletizing chamber 4 and the partition plate 3. Both through slots 10 correspond to the joints of the water-absorbing sponge A7 and the water-absorbing sponge B8. A pelletizing component is provided inside the pelletizing chamber 4, and a drain pipe is fixedly connected to the bottom of the drying chamber 5. The purpose of this arrangement is to achieve the purpose of fully absorbing the water droplets on the plastic stick by the two groups of water-absorbing sponges A7 and B8 before pelletizing by passing one end of the water-cooled plastic stick through the through slot 10 and the water-absorbing sponge A7 and the water-absorbing sponge B8.

[0027] Preferably, the elastic component includes a fixed column 11 and a spring 12. The fixed column 11 is fixedly connected to the end of the support rod 6 away from the water-absorbing sponge A7. The end of the connecting rod 9 away from the water-absorbing sponge B8 extends into the fixed column 11 and is slidably connected to the inner wall of the fixed column 11. The spring 12 is arranged inside the fixed column 11, and its two ends are respectively fixedly connected to the bottom of the fixed column 11 and the bottom of the connecting rod 9. The purpose of this arrangement is to achieve the purpose of draining the water-absorbing sponges A7 and B8 by continuously pressing the connecting rod 9 to drive the water-absorbing sponges A7 and B8 to squeeze each other.

[0028] Preferably, a driving assembly is provided on the top of the two connecting rods 9, and the driving assembly includes a driving roller 13 and a motor A14, the motor A14 is fixedly mounted on one side of the housing 1, one end of the driving roller 13 is fixedly connected to one end of the output shaft of the motor A14, and the other end of the driving roller 13 is rotatably connected to the partition plate 3, and the middle of the driving roller 13 is set as an elliptical cylinder, and the bottom of the driving roller 13 is in contact with the top of the connecting rod 9. The purpose of this setting is to achieve the purpose of driving the driving roller 13 to rotate by the motor A14, so that the driving roller 13 reciprocally presses the connecting rod 9 during the rotation process, so that the water-absorbing sponges A7 and B8 continuously squeeze each other to drain water under the action of the connecting rod 9 and the spring 12.

[0029] Preferably, the pelletizing assembly includes a motor B15 and a cutting roller 16, wherein the motor B15 is fixedly connected to the outer side of the housing 1, one end of the cutting roller 16 is fixedly connected to the output shaft of the motor B15, and the other end of the cutting roller 16 is rotatably connected to the inner wall of the pelletizing chamber 4, and the middle of the cutting roller 16 corresponds to the through groove 10. The purpose of this arrangement is to achieve the purpose of pelletizing the plastic stick by driving the cutting roller 16 to rotate through the motor B15.

[0030] In this embodiment, one end of the water-cooled plastic stick is passed through the through groove 10 and the middle of the water-absorbing sponge A7 and the water-absorbing sponge B8 and then placed on the surface of the support plate 17. The water droplets on the plastic stick are fully absorbed by the water-absorbing sponges A7 and B8 on the two groups of drying components before pelletizing. During the process of the water-absorbing sponges A7 and B8 absorbing water and drying the plastic stick, the driving roller 13 is driven by the motor A14 to rotate. The driving roller 13 reciprocally presses the connecting rod 9 during the rotation, so that the water-absorbing sponges A7 and B8 are continuously squeezed and drained from each other under the action of the connecting rod 9 and the spring 12, thereby preventing the water-absorbing sponges A7 and B8 from being saturated with water, which is not conducive to the drying of the plastic stick. The plastic stick is continuously dried to achieve the purpose of preventing the water droplets carried by the plastic stick from affecting the pelletizing effect and service life of the cutting roller 16.

[0031] Example 2

[0032] like Figure 1~Figure 4 As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment also proposes that a support plate 17 is fixedly connected to the bottom of one side of the through groove 10 on the partition plate 3 close to the pelletizing chamber 4, and a limiting plate 18 is arranged on the top of the support plate 17. The limiting plate 18 is slidingly connected to the partition plate 3, and a threaded rod 19 is rotatably connected to the top of the limiting plate 18. The threaded rod 19 passes through the top of the shell 1 and is threadedly connected to the shell 1.

[0033] In this embodiment, the threaded rod 19 is screwed to drive the limiting plate 18 to fit the plastic stick on the support plate 17, so as to achieve the purpose of maintaining the stability of the plastic stick during the pelletizing process.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A plastic pelletizer, comprising a housing (1) for supporting, characterized in that: Also includes: A water absorption mechanism (2), the water absorption mechanism (2) comprising a partition plate (3) and a drying component, the partition plate (3) being fixedly connected to the middle of a shell (1), the partition plate (3) dividing the interior of the shell (1) into a pelletizing chamber (4) and a drying chamber (5), the drying component comprising a support rod (6) and a connecting rod (9), the support rod (6) being arranged in a U-shape, the bottom of the support rod (6) being fixedly connected to the bottom of the drying chamber (5), the top of one end of the support rod (6) being connected to a water absorption sponge A (7) by Velcro, the top of the water absorption sponge A (7) being attached to a water absorption sponge B (8), the top of the water absorption sponge B (8) being connected to one end of the connecting rod (9) by Velcro, and the other end of the connecting rod (9) being connected to the other end of the support rod (6) by an elastic component.

2. A plastic pelletizer according to claim 1, characterized in that: Two groups of drying components are provided, and the two groups of drying components are arranged in an arrangement inside the drying chamber (5). A through groove (10) for passing the cooled plastic stick is respectively provided on a side of the shell (1) away from the pelletizing chamber (4) and on the partition plate (3). Both through grooves (10) correspond to the joints of the water-absorbing sponge A (7) and the water-absorbing sponge B (8). A pelletizing component is provided inside the pelletizing chamber (4), and a drainage pipe is fixedly connected to the bottom of the drying chamber (5).

3. A plastic pelletizer according to claim 1, characterized in that: The elastic component comprises a fixed column (11) and a spring (12); the fixed column (11) is fixedly connected to one end of the support rod (6) away from the water-absorbing sponge A (7); one end of the connecting rod (9) away from the water-absorbing sponge B (8) extends into the interior of the fixed column (11) and is slidably connected to the inner wall of the fixed column (11); the spring (12) is arranged inside the fixed column (11), and its two ends are respectively fixedly connected to the inner bottom of the fixed column (11) and the bottom of the connecting rod (9).

4. A plastic pelletizer according to claim 1, characterized in that: A driving assembly is arranged at the top of the two connecting rods (9), and the driving assembly comprises a driving roller (13) and a motor A (14). The motor A (14) is fixedly mounted on one side of the housing (1), one end of the driving roller (13) is fixedly connected to one end of the output shaft of the motor A (14), and the other end of the driving roller (13) is rotatably connected to the partition plate (3). The middle part of the driving roller (13) is arranged as an elliptical cylinder, and the bottom of the driving roller (13) is in contact with the top of the connecting rod (9).

5. A plastic pelletizer according to claim 2, characterized in that: The pelletizing assembly comprises a motor B (15) and a cutting roller (16), wherein the motor B (15) is fixedly connected to the outside of the housing (1), one end of the cutting roller (16) is fixedly connected to the output shaft of the motor B (15), and the other end of the cutting roller (16) is rotatably connected to the inner wall of the pelletizing chamber (4), and the middle portion of the cutting roller (16) corresponds to the through groove (10).

6. A plastic pelletizer according to claim 1, characterized in that: A support plate (17) is fixedly connected to the bottom of one side of the through slot (10) on the partition plate (3) close to the pelletizing chamber (4); a limit plate (18) is arranged on the top of the support plate (17); the limit plate (18) is slidably connected to the partition plate (3); a threaded rod (19) is rotatably connected to the top of the limit plate (18); the threaded rod (19) passes through the top of the shell (1) and is threadedly connected to the shell (1).

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