Nylon plastic granulator capable of preventing chippings from splashing

By combining the drive mechanism and fan assembly, the problem of flying debris during nylon plastic cutting was solved, achieving stable transmission and efficient collection, and improving the equipment's operational stability and safety.

CN224145079UActive Publication Date: 2026-04-21江苏聚安新材料科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
江苏聚安新材料科技有限公司
Filing Date
2025-05-21
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

Existing nylon plastic pelletizers have difficulty effectively securing plastic strips during the cutting process, leading to the problem of flying debris.

Method used

The system employs a drive mechanism to synchronize the transmission shaft and cutting mechanism. Through the cooperation of sprockets and rotating cutting blades, it achieves stable transmission and cutting of plastic strips. At the same time, a fan assembly is used to collect debris and plastic particles, enhancing the stability of the equipment and its anti-splash effect.

Benefits of technology

It effectively avoids debris splashing, improves the stability of equipment operation and the convenience of collecting plastic particles, and ensures the safety and efficiency of the cutting process.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224145079U_ABST
    Figure CN224145079U_ABST
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Abstract

The utility model discloses a chipping splashing prevention granulator for nylon plastics, and relates to the technical field of plastic granulation. A driving mechanism is arranged in the device shell, a cutting mechanism is arranged at the right end of the driving mechanism, the driving mechanism can drive the transmission shaft and the cutting mechanism to operate synchronously, the cutting mechanism comprises a first chain wheel, the outer side of the first chain wheel is meshed with a chain, the right end of the chain is meshed with a second chain wheel, and the front end of the second chain wheel is connected with a rotary cutting knife. The transmission shaft is driven by the driving mechanism to rotate, the transmission shaft can drive the workpiece to be conveyed, meanwhile, the driving mechanism can drive the cutting mechanism to operate so that the cutting mechanism can cut and granulate the workpiece, and a first chain wheel drives a second chain wheel and a rotary cutting knife to rotate through a chain; therefore, in the process that the equipment drives the workpieces to be conveyed, the plastic strips can be cut at the same time, and the situation that chippings splash is avoided.
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Description

Technical Field

[0001] This utility model relates to the field of plastic pelletizing technology, specifically a pelletizer for nylon plastic that prevents flying debris. Background Technology

[0002] A nylon plastic pelletizer is a pelletizing device that first extrudes molten nylon into strips through a die, and then cuts it into pellets. It is suitable for various nylon materials, producing pellets with regular shapes and uniform sizes, and has a wide range of applications. However, existing nylon plastic pelletizers have some shortcomings, such as:

[0003] A nylon plastic pelletizer with application number CN202322020366.2 is used to cool the pelletized nylon plastic and clean up the pellet debris. The vibrating beads are set in multiple groups, and all groups of vibrating beads are rotated and set in a filter cylinder. However, in actual use, it is difficult to effectively fix the plastic strips, which may cause the nylon plastic to have the problem of flying debris during the pelletizing process.

[0004] Therefore, we propose a pelletizer for nylon plastics that prevents flying debris, in order to solve the problems mentioned above. Utility Model Content

[0005] The purpose of this invention is to provide a nylon plastic pelletizer that prevents flying debris, in order to solve the problems currently found in the market as described in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a nylon plastic pelletizer that prevents debris from splashing, comprising a device body and a device shell connected to the rear end of the device body, wherein a transmission shaft is provided inside the device body and a placement groove is provided at the bottom of the transmission shaft;

[0007] The device housing contains a drive mechanism, and the right end of the drive mechanism is equipped with a cutting mechanism. The drive mechanism can drive the transmission shaft and the cutting mechanism to run synchronously. The cutting mechanism includes a first sprocket, with a chain meshing on the outside of the first sprocket. A second sprocket meshes on the right end of the chain, and a rotating cutting blade is connected to the front end of the second sprocket. When the drive motor drives the transmission shaft to rotate, the transmission shaft will transport and move the nylon plastic strip at the top of the placement slot, thereby transporting the nylon plastic strip to the bottom of the rotating cutting blade for cutting.

[0008] The drive mechanism rotates the transmission shaft, which in turn carries the workpiece. At the same time, the drive mechanism also drives the cutting mechanism to cut and granulate the workpiece. The first sprocket drives the second sprocket and the rotating cutting blade to rotate via a chain. This allows the device to cut plastic strips while carrying the workpiece, thus preventing debris from flying everywhere.

[0009] As a preferred technical solution of this utility model, the rear end of the main body of the device is fixedly connected to the device shell, and a protective shell is installed on the right end of the main body of the device, and the rotating cutting blade is fixedly connected to the inside of the protective shell through a bearing seat.

[0010] The above technical solution enables the main body of the device to be more stable when connected to the protective shell, thereby increasing the stability of the equipment during operation.

[0011] As a preferred technical solution of this utility model, the device housing is fixedly connected to the drive mechanism, and the drive mechanism includes a drive motor, and the right end of the drive motor is provided with a drive shaft. The outer side of the drive shaft is provided with a first bevel gear, and the front end of the first bevel gear meshes with a second bevel gear, and the front end of the second bevel gear is fixedly connected to the transmission shaft.

[0012] A third bevel gear is provided on the outside of the drive shaft, and a fourth bevel gear is provided on the right end of the third bevel gear, and the fourth bevel gear is fixedly connected to the first sprocket.

[0013] The above technical solution enables the drive motor to operate more stably when driving the extrusion roller and the rotary cutting blade, thereby increasing the stability of the equipment during operation.

[0014] As a preferred technical solution of this utility model, the transmission shaft is rotatably connected to the inside of the device body through a bearing seat, and a damper is provided at the bottom of the placement groove. When the nylon plastic strip is placed inside the placement groove, the pressure is transmitted through the damper, so that the placement groove and the transmission shaft fix the nylon plastic strip together.

[0015] The above technical solution enables the nylon plastic strip to be more stable during transmission, thereby increasing the stability of the equipment during operation.

[0016] As a preferred technical solution of this utility model, the bottom of the main body of the device is fixed by feet, and a cutting table is provided inside the protective shell, and the cutting table is flush with the bottom of the placement groove.

[0017] The above technical solution enables the rotary cutter to be more stable during the granulation process of cutting nylon plastic strips, thereby avoiding the problem of debris flying during granulation.

[0018] As a preferred technical solution of this utility model, a fan assembly is provided on the top of the protective shell, and the fan assembly has its own motor inside, and a filter screen is provided at the bottom of the fan assembly.

[0019] The above technical solution enables the fan assembly to blow debris and plastic particles into the placement box using wind power, making it more convenient for the device to collect plastic particles.

[0020] As a preferred technical solution of this utility model, the bottom of the protective shell is provided with a placement box, and the top of the placement box is fixedly connected to the protective shell. The bottom of the placement box is provided with an exhaust hole, and the left end of the main body of the device is provided with a feed port.

[0021] The above technical solution makes feeding the equipment more convenient, thereby increasing the stability of the equipment during operation.

[0022] Compared with the prior art, the beneficial effects of this utility model are: by driving the transmission shaft to rotate through the drive mechanism, the transmission shaft can carry the workpiece for transmission. At the same time, the drive mechanism will also drive the cutting mechanism to run, so that the cutting mechanism can cut and granulate the workpiece. The first sprocket drives the second sprocket and the rotating cutting blade to rotate through the chain, so that the device can cut plastic strips at the same time while carrying the workpiece for transmission, avoiding the situation of flying debris.

[0023] Furthermore, by configuring the drive motor and drive shaft, the drive motor can operate more stably when driving the extrusion roller and the rotary cutting blade, thereby increasing the stability of the equipment during operation.

[0024] Furthermore, the fan blades are designed to allow the fan assembly to blow debris and plastic particles into the collection box using airflow, making it more convenient for the device to collect plastic particles. Attached Figure Description

[0025] Figure 1 This is a front view of the structure of this utility model;

[0026] Figure 2 This is a three-dimensional structural schematic diagram of the front cross-section of this utility model;

[0027] Figure 3 This is a front view cross-sectional three-dimensional structural diagram of the drive rod of this utility model;

[0028] Figure 4 This is a three-dimensional structural diagram of the drive motor components of this utility model;

[0029] Figure 5 This is a three-dimensional structural diagram of the parts of the cutting mechanism of this utility model.

[0030] In the diagram: 1. Main body of the device; 2. Device shell; 3. Protective shell; 4. Drive motor; 5. Drive shaft; 6. First bevel gear; 7. Second bevel gear; 8. Transmission shaft; 9. Placement slot; 10. Damper; 11. Third bevel gear; 12. Fourth bevel gear; 13. First sprocket; 14. Chain; 15. Second sprocket; 16. Rotary cutting blade; 17. Cutting table; 18. Fan assembly; 19. Placement box; 20. Feed inlet. Detailed Implementation

[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0032] Example 1: To address the problem of flying debris during the cutting of nylon strips in the prior art, the following solution is disclosed. Please refer to [link / reference]. Figures 1-5 This utility model provides a technical solution: a nylon plastic pelletizer that prevents debris from splashing, including a device body 1 and a device shell 2 connected to the rear end of the device body 1. The device body 1 is provided with a transmission shaft 8 inside, and the bottom of the transmission shaft 8 is provided with a placement groove 9.

[0033] The device housing 2 is equipped with a drive mechanism, and the right end of the drive mechanism is equipped with a cutting mechanism. The drive mechanism can drive the transmission shaft 8 and the cutting mechanism to run synchronously. The cutting mechanism includes a first sprocket 13, a chain 14 is engaged on the outside of the first sprocket 13, a second sprocket 15 is engaged on the right end of the chain 14, and a rotating cutting blade 16 is connected to the front end of the second sprocket 15. When the drive motor 4 drives the transmission shaft 8 to rotate, the transmission shaft 8 will transport and move the nylon plastic strip at the top of the placement groove 9, so that the nylon plastic strip is transported to the bottom of the rotating cutting blade 16 for cutting.

[0034] The rear end of the main body 1 is fixedly connected to the device shell 2, and a protective shell 3 is installed on the right end of the main body 1. The rotating cutting blade 16 is fixedly connected to the inside of the protective shell 3 through a bearing seat.

[0035] The device housing 2 is fixedly connected to the drive mechanism, and the drive mechanism includes a drive motor 4. The right end of the drive motor 4 is provided with a drive shaft 5. The outer side of the drive shaft 5 is provided with a first bevel gear 6, and the front end of the first bevel gear 6 meshes with a second bevel gear 7. The front end of the second bevel gear 7 is fixedly connected to the transmission shaft 8.

[0036] A third bevel gear 11 is provided on the outer side of the drive shaft 5, and a fourth bevel gear 12 is provided on the right end of the third bevel gear 11, and the fourth bevel gear 12 is fixedly connected to the first sprocket 13.

[0037] The transmission shaft 8 is rotatably connected to the inside of the device body 1 through the bearing seat, and the bottom of the placement groove 9 is provided with a damper 10. When the nylon plastic strip is placed inside the placement groove 9, the pressure is transmitted through the damper 10, so that the placement groove 9 and the transmission shaft 8 fix the nylon plastic strip together.

[0038] The bottom of the main body 1 is fixed by feet, and the protective shell 3 is provided with a cutting table 17 inside, which is flush with the bottom of the placement groove 9. The top of the protective shell 3 is provided with a fan assembly 18, which has its own motor inside. The bottom of the fan assembly 18 is provided with a filter screen. The left end of the main body 1 is provided with a feed port 20. The bottom of the protective shell 3 is provided with a placement box 19, and the top of the placement box 19 is fixedly connected to the protective shell 3.

[0039] Example 2: This example discloses another control method, which is different from Example 1. The difference between this example and Example 1 is that two sets of motors are connected to the transmission shaft 8 and the first sprocket 13 respectively, so that the drive mechanism can drive the transmission shaft 8 and the rotary cutting blade 16 simultaneously or separately.

[0040] Working principle: When using the nylon plastic pelletizer that prevents flying debris, first connect the power supply to the grid. Then, the drive mechanism drives the transmission shaft 8 to rotate, so that the nylon plastic strip is transported and moved under the rotation of the transmission shaft 8. At the same time, the drive mechanism also drives the cutting mechanism to run, so that when the nylon plastic strip is transported to the protective shell 3, it can be cut by the cutting mechanism to complete the pelletizing work.

[0041] When the cutting mechanism is running, the first sprocket 13 will drive the second sprocket 15 to rotate through the chain 14, thereby causing the second sprocket 15 to drive the rotating cutting blade 16 to rotate, so that the rotating cutting blade 16 cuts and granulates the nylon plastic strip on the top of the cutting table 17.

[0042] When the drive mechanism drives the transmission shaft 8 to rotate, the drive motor 4 drives the drive shaft 5 and the first bevel gear 6 to rotate, which in turn drives the second bevel gear 7 and the transmission shaft 8 to rotate. This causes the transmission shaft 8 to transport the nylon plastic strip at the top of the placement slot 9 to the cutting table 17. After the cutting table 17 cuts the nylon plastic strip with the rotating cutting blade 16, the nylon plastic particles are transported to the inside of the protective shell 3 through the cutting table 17. At the same time, the fan assembly 18 on the top of the protective shell 3 uses airflow to transport the nylon plastic particles to the placement box 19 for storage.

[0043] This completes a series of tasks. The contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0044] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A pelletizer for nylon plastic that prevents debris from splashing, comprising a device body (1) and a device shell (2) connected to the rear end of the device body (1), wherein the device body (1) is provided with a transmission shaft (8) and a placement groove (9) is provided at the bottom of the transmission shaft (8); Its features are: The device housing (2) is equipped with a drive mechanism inside, and a cutting mechanism is provided at the right end of the drive mechanism. The drive mechanism can drive the transmission shaft (8) and the cutting mechanism to run synchronously. The cutting mechanism includes a first sprocket (13), a chain (14) is engaged on the outside of the first sprocket (13), a second sprocket (15) is engaged at the right end of the chain (14), and a rotating cutting blade (16) is connected to the front end of the second sprocket (15). When the drive motor (4) drives the transmission shaft (8) to rotate, the transmission shaft (8) will transport the nylon plastic strip at the top of the placement groove (9) to move, so that the nylon plastic strip is transported to the bottom of the rotating cutting blade (16) for cutting.

2. The anti-debris-splashing nylon plastic granulator according to claim 1, characterized in that, The rear end of the device body (1) is fixedly connected to the device shell (2), and a protective shell (3) is installed on the right end of the device body (1). The rotating cutting blade (16) is fixedly connected to the inside of the protective shell (3) through a bearing seat.

3. The anti-debris-splashing nylon plastic granulator according to claim 2, characterized in that, The device housing (2) is fixedly connected to the drive mechanism, and the drive mechanism includes a drive motor (4), and the right end of the drive motor (4) is provided with a drive shaft (5). The drive shaft (5) is provided with a first bevel gear (6) on the outside, and the front end of the first bevel gear (6) is meshed with a second bevel gear (7), and the front end of the second bevel gear (7) is fixedly connected to the transmission shaft (8). The drive shaft (5) is provided with a third bevel gear (11) on its outer side, and a fourth bevel gear (12) is provided at the right end of the third bevel gear (11), and the fourth bevel gear (12) is fixedly connected to the first sprocket (13).

4. The anti-debris-splashing nylon plastic granulator according to claim 3, characterized in that, The transmission shaft (8) is rotatably connected to the device body (1) through a bearing seat, and a damper (10) is provided at the bottom of the placement groove (9). When the nylon plastic strip is placed inside the placement groove (9), the pressure is transmitted through the damper (10), so that the placement groove (9) and the transmission shaft (8) fix the nylon plastic strip together.

5. The anti-debris-splashing nylon plastic granulator according to claim 4, characterized in that, The bottom of the main body (1) of the device is fixed by feet, and the protective shell (3) is provided with a cutting table (17), and the cutting table (17) is flush with the bottom of the placement groove (9).

6. The anti-debris-splashing nylon plastic pelletizer according to claim 5, characterized in that, The protective shell (3) is provided with a fan assembly (18) at the top, and the fan assembly (18) has its own motor inside, and the fan assembly (18) has a filter screen at the bottom.

7. The anti-debris-splashing nylon plastic pelletizer according to claim 6, characterized in that, The protective shell (3) has a placement box (19) at the bottom, and the top of the placement box (19) is fixedly connected to the protective shell (3). The main body (1) of the device has a feed inlet (20) at the left end.

Citation Information

Patent Citations

  • Nylon plastic granulator

    CN220242063U