Plastic particle stirring and distributing device

By designing a mixing and diversion device for plastic granules, the problems of uneven mixing and poor cooling in existing equipment have been solved, achieving efficient and uniform mixing and stable discharge of plastic granules, thereby improving product quality and production efficiency.

CN224183426UActive Publication Date: 2026-05-01DONG GUAN SHI JIE JIA SU JIAO YOU XIAN GONG SI
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DONG GUAN SHI JIE JIA SU JIAO YOU XIAN GONG SI
Filing Date
2025-05-08
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

Existing plastic extrusion granulation equipment has a simple structure, resulting in unsatisfactory mixing of plastic raw materials. The raw materials tend to stick to the mixing head, causing material waste and poor mixing effect. At the same time, the cooling equipment has a complex design and simple function, resulting in poor cooling effect and affecting production efficiency.

Method used

Design a mixing and diverting device for plastic pellets, including a feeding chamber, a mixing chamber, and a discharging chamber. Synchronous feeding and mixing are achieved through a drive component. The mixing chamber is located below the feeding chamber for initial diversion and mixing, and the discharging chamber is located below the discharging chamber for secondary diversion and mixing. The pellets are then discharged through a fine screening chamber. The mixing efficiency and discharge stability are improved by combining the mixing element, the vibrating table, and the drive component.

Benefits of technology

This system enables the orderly and synchronous operation of plastic granules, improves mixing efficiency, ensures uniform distribution and stable quality of plastic granules, effectively filters out large particles or impurities that do not meet requirements, and improves product quality and production efficiency.

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Abstract

The utility model relates to the technical field of plastic products, in particular to a plastic particle stirring and distributing device which comprises a feeding chamber, a stirring chamber, a discharging chamber and a driving assembly. The driving assembly is connected with the feeding chamber and the stirring chamber to drive synchronous feeding, and the stirring chamber is arranged below the feeding chamber and used for primary distribution of plastic particles in the feeding chamber. The discharging chamber is provided with a fine screening chamber, is arranged below the stirring chamber and is used for distributing the plastic particles in the stirring chamber again and finely screening and discharging the plastic particles through the fine screening chamber; the driving assembly is connected with the feeding chamber and the stirring chamber for synchronous feeding, the problem of non-uniform stirring caused by asynchronous feeding and stirring is avoided, the stirring chamber is located below the feeding chamber, and plastic particles in the feeding chamber are subjected to primary split-flow stirring; the discharging chamber is arranged below the stirring chamber and can be used for distributing and stirring the plastic particles in the stirring chamber again and finely screening and discharging the plastic particles, so that the components are uniformly distributed, the quality of the discharged plastic particles is stable, the particle size meets the standard, and the practicability is high.
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Description

For use in plastic granule mixing and diversion devices Technical Field

[0001] This utility model relates to the field of plastic products technology, specifically to a device for mixing and diverting plastic granules. Background Technology

[0002] In the plastics industry, plastic raw materials are melted and fed into injection molding machines to produce plastic products. Different plastic products require different plastic raw materials due to their different performance requirements.

[0003] Existing plastic extrusion granulation equipment has a relatively simple structure, which can easily lead to unsatisfactory mixing of plastic raw materials and insufficient stirring. Moreover, due to the stickiness of plastic, it is easy to stick to the mixing head, which not only wastes materials but also affects the mixing effect. Summary of the Invention

[0004] To address the aforementioned problems, this utility model provides a mixing and diverting device for plastic granules. This solves the problem that in the prior art, the process of producing and processing plastic parts from plastic is very complex, requiring crushing, heating, cooling, and shaping. During the cooling process, cooling equipment is needed, but current cooling equipment is complex in design, simple in function, has poor cooling effect, and is inconvenient for discharging materials, resulting in reduced production efficiency.

[0005] The technical solution adopted by this utility model is: a plastic granule mixing and diversion device, including a feeding chamber, a mixing chamber, a discharging chamber, and a driving component; one end of the driving component is sequentially connected to drive the feeding chamber and the mixing chamber for synchronous feeding and mixing; the mixing chamber is located below the feeding chamber and is used for the initial diversion and mixing of the plastic granules in the feeding chamber; a fine sieve chamber is provided in the discharging chamber, which is located below the mixing chamber and is used for the further diversion and mixing of the plastic granules in the mixing chamber, and for fine sieve discharge through the fine sieve chamber.

[0006] A further improvement to the above scheme is that a feeding hopper is provided on the feeding chamber, and a discharging hopper is provided below the feeding hopper in the feeding chamber, with one end of the discharging hopper located on the mixing chamber.

[0007] A further improvement to the above scheme is that a feed coupling is provided near the discharge hopper in the feed hopper, and one end of the drive assembly is connected to the feed coupling to drive the feed hopper toward the discharge hopper for discharge.

[0008] A further improvement to the above scheme is that a diversion control element is provided in the feed chamber near the lower part of the feed hopper, and the diversion control element is disposed opposite to one end of the discharge hopper. The diversion control element is used to control the amount of material diverted from the discharge hopper toward the mixing chamber.

[0009] A further improvement to the above scheme is that a stirring element is provided in the stirring chamber, and a stirring coupling is provided at one end of the stirring chamber near the stirring element. One end of the driving assembly is connected to the stirring coupling to drive the stirring element to stir in the stirring chamber.

[0010] A further improvement to the above scheme is that the stirring element includes a stirring rod and a stirring blade. The two ends of the stirring rod are mounted in the stirring chamber. A support rod is provided between the stirring blade and the stirring rod. One end of the support rod is mounted on the stirring rod, and the other end is mounted on the stirring blade. The support rod is used to support the stirring blade on the stirring rod.

[0011] A further improvement to the above scheme is that multiple stirring blades are provided, and the multiple stirring blades are spirally arranged on the support rod.

[0012] A further improvement to the above scheme is that a discharge agitator is installed above the discharge chamber near the fine sieve chamber. The discharge agitator is used to agitate and discharge the plastic granules in the fine sieve chamber. A vibrating table is installed below the discharge chamber near the fine sieve chamber. A vibration motor is installed at one end of the vibration table. One end of the vibration motor is connected to drive the vibration table to vibrate, so as to drive the fine sieve chamber on the vibration table to vibrate and fine sieve.

[0013] A further improvement to the above scheme is that a discharge port is provided on the side of the discharge chamber near the fine screening chamber, and discharge baffles are provided on both sides of the discharge port to form a discharge channel.

[0014] A further improvement to the above solution is that the drive assembly includes a drive motor, a drive shaft, and a drive belt, with one end of the drive belt respectively fitted onto the drive shaft, the stirring coupling, and the feed coupling; one end of the drive motor is connected to drive the drive shaft to rotate the stirring coupling and the feed coupling via the drive belt.

[0015] The beneficial effects of this utility model are:

[0016] Compared to existing plastic products, this invention uses a drive assembly that connects the feed chamber and the mixing chamber sequentially for synchronous feeding and mixing. This ensures that the plastic granules are processed in an orderly and synchronized manner upon entering the mixing stage, improving overall work efficiency and avoiding uneven mixing caused by asynchronous feeding and mixing. The mixing chamber, located below the feed chamber, performs initial diversion and mixing of the plastic granules, ensuring thorough mixing and dispersion in the initial stage. The discharge chamber, located below the mixing chamber, further diverts and mixes the plastic granules and performs fine screening for discharge, ensuring uniform distribution of components. This guarantees stable quality and standard particle size of the discharged plastic granules, effectively filtering out large particles or impurities that do not meet requirements, improving product quality, and meeting the stringent quality requirements of plastic granules in different production scenarios. It is highly practical. Attached Figure Description

[0017] Figure 1 is a perspective view of the plastic granule mixing and diversion device of this utility model;

[0018] Figure 2 is a right view of the plastic granule mixing and diversion device of this utility model;

[0019] Figure 3 is a top view of the plastic granule mixing and diversion device of this utility model.

[0020] Explanation of reference numerals in the attached drawings: 10 feed chamber, 11 feed hopper, 12 discharge hopper, 13 feed coupling, 14 flow control element;

[0021] Mixing chamber 20, mixing element 21, mixing rod 211, mixing blade 212, support rod 213, mixing coupling 22;

[0022] 30. Discharge chamber, 31. Fine screening chamber, 32. Discharge mixing component, 33. Vibrating table, 34. Vibrating motor, 35. Discharge port, 36. Discharge baffle, 37. Discharge channel;

[0023] Drive assembly 40, drive motor 41, drive shaft 42, drive belt 43. Detailed Implementation

[0024] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. Preferred embodiments of this utility model are shown in the drawings. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0025] It should be noted that when a component is said to be "fixed to" another component, it can be directly attached to the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

[0027] As shown in Figures 1-3, in an embodiment of this utility model, a device for mixing and diverting plastic granules includes a feeding chamber 10, a mixing chamber 20, a discharging chamber 30, and a driving assembly 40. One end of the driving assembly 40 is sequentially connected to drive the feeding chamber 10 and the mixing chamber 20 for synchronous feeding and mixing. The mixing chamber 20 is located below the feeding chamber 10 and is used for the initial diversion and mixing of the plastic granules in the feeding chamber 10. The discharging chamber 30 is provided with a fine sieve chamber 31 and is located below the mixing chamber 20. The discharging chamber 30 is used for the further diversion and mixing of the plastic granules in the mixing chamber 20, and for fine sieving and discharging through the fine sieve chamber 31. In this embodiment, the drive assembly 40 is sequentially connected to the feed chamber 10 and the mixing chamber 20 for synchronous feeding and mixing. This ensures that the plastic granules are processed in an orderly and synchronous manner upon entering the mixing stage, improving overall work efficiency and avoiding problems such as uneven mixing caused by asynchronous feeding and mixing. The mixing chamber 20 is located below the feed chamber 10 and performs initial diversion and mixing of the plastic granules in the feed chamber 10, ensuring that the plastic granules are fully mixed and dispersed in the initial stage. The discharge chamber 30 is located below the mixing chamber 20 and can further divert and mix the plastic granules in the mixing chamber 20 and perform fine screening for discharge, ensuring that the components are evenly distributed. This ensures that the quality of the discharged plastic granules is stable and the particle size meets the standards, effectively filtering out large particles or impurities that do not meet the requirements, improving product quality, and meeting the strict requirements for plastic granule quality in different production scenarios. It is highly practical.

[0028] As shown in Figure 1, a feeding hopper 11 is provided on the feeding chamber 10, and a discharging hopper 12 is provided below the feeding hopper 11 in the feeding chamber 10. One end of the discharging hopper 12 is provided on the mixing chamber 20. In this embodiment, the feeding hopper 11 facilitates the input of plastic granules, and can quickly and conveniently transport the plastic granules to be mixed to the mixing chamber 20. The discharging hopper 12 located below the feeding hopper 11 in the feeding chamber 10 allows the plastic granules input into the feeding chamber 10 to flow smoothly to the discharging hopper 12 under the action of gravity, reducing the accumulation and residue of plastic granules in the feeding chamber 10.

[0029] A feeding coupling 13 is provided near the discharge hopper 12 in the feeding hopper 11. One end of the drive assembly 40 is connected to the feeding coupling 13 to drive the feeding hopper 11 towards the discharge hopper 12 for material discharge. In this embodiment, the feeding coupling 13 can accurately transmit the power of the drive assembly 40, ensuring that the feeding hopper 11 discharges material towards the discharge hopper 12 stably and efficiently, improving the smoothness and accuracy of plastic granule transmission, enhancing the stability of equipment operation, reducing energy loss and vibration during power transmission, and extending the service life of the equipment.

[0030] A flow diversion control element 14 is disposed below the feed hopper 11 in the feed chamber 10. The flow diversion control element 14 is positioned opposite to one end of the discharge hopper 12 and is used to control the amount of material diverted from the discharge hopper 12 toward the mixing chamber 20. In this embodiment, the flow diversion control element 14, positioned opposite to one end of the discharge hopper 12, can precisely control the amount of material diverted from the discharge hopper 12 toward the mixing chamber 20. This helps improve the quality of plastic granule mixing, making the mixed plastic granules more stable and uniform in terms of composition and performance, thereby improving the quality of the final product and meeting different needs in the production process.

[0031] As shown in Figure 2, a stirring element 21 is installed inside the stirring chamber 20. A stirring coupling 22 is installed at one end of the stirring chamber 20 near the stirring element 21. One end of the drive assembly 40 is connected to the stirring coupling 22 to drive the stirring element 21 to stir within the stirring chamber 20. In this embodiment, by installing the stirring element 21 inside the stirring chamber 20, the plastic granules can be thoroughly stirred. The stirring coupling 22 at the end of the stirring chamber 20 near the stirring element 21 effectively and accurately transmits the power of the drive assembly 40 to the stirring element 21, ensuring stable and reliable power transmission. This allows the stirring element 21 to operate continuously and stably within the stirring chamber 20, efficiently completing the stirring operation of the plastic granules.

[0032] The stirring element 21 includes a stirring rod 211 and a stirring blade 212. Both ends of the stirring rod 211 are mounted within the stirring chamber 20. A support rod 213 is provided between the stirring blade 212 and the stirring rod 211. One end of the support rod 213 is mounted on the stirring rod 211, and the other end is mounted on the stirring blade 212. The support rod 213 is used to support the stirring blade 212 on the stirring rod 211. In this embodiment, by mounting both ends of the stirring rod 211 within the stirring chamber 20, the stirring operation can be carried out continuously and stably. Furthermore, the support rod 213 between the stirring blade 212 and the stirring rod 211 effectively and firmly supports the stirring blade 212 on the stirring rod 211, maintaining balance during high-speed rotation, reducing shaking and wear, extending service life, and ensuring that the stirring blade 212 fully exerts its stirring effect, uniformly and powerfully stirring the plastic granules.

[0033] As shown in Figure 3, multiple stirring blades 212 are provided, and the multiple stirring blades 212 are spirally arranged on the support rod 213. In this embodiment, the multiple stirring blades 212 increase the contact area with the plastic granules, enabling more comprehensive and efficient stirring of the plastic granules, ensuring thorough mixing between the plastic granules, improving the uniformity of stirring, and the spiral arrangement guides the plastic granules to flow along a specific trajectory during stirring, forming a spiral-like upward or downward motion, avoiding local accumulation of plastic granules, and further enhancing the stirring effect.

[0034] A discharge agitator 32 is mounted above the discharge chamber 30 near the fine sieve chamber 31. The discharge agitator 32 is used to agitate and discharge the plastic granules in the fine sieve chamber 31. A vibrating table 33 is arranged below the discharge chamber 30 near the fine sieve chamber 31. A vibration motor 34 is mounted at one end of the vibration table 33. The vibration motor 34 drives the vibration table 33 to vibrate, thereby causing the fine sieve chamber 31 on the vibration table 33 to vibrate and finely sieve. In this embodiment, the discharge agitator 32 can effectively prevent the plastic granules from accumulating and clumping in the fine sieve chamber 31, so that the plastic granules are discharged evenly, ensuring the smoothness and stability of the discharge and improving production efficiency. The vibration table 33 below is connected to the vibration motor 34 at one end. The motor drives the vibration table 33 to vibrate, thereby causing the fine sieve chamber 31 to vibrate and finely sieve, enhancing the fine sieve effect and allowing the plastic granules to be separated more accurately according to different specifications, improving the accuracy and quality of plastic granule screening.

[0035] A discharge port 35 is provided on the side of the discharge chamber 30 near the fine screening chamber 31. Discharge baffles 36 are provided on both sides of the discharge port 35, forming a discharge channel 37. In this embodiment, by providing the discharge port 35 on the side of the discharge chamber 30 near the fine screening chamber 31, material can be discharged smoothly along a reasonable path, improving the overall material flow efficiency of the device. The discharge baffles 36 on both sides of the discharge port 35, forming the discharge channel 37, ensure that material is accurately output through the discharge channel 37, avoiding material loss and pollution of the workshop environment; making the discharge more orderly and ensuring the stability and continuity of the entire production process.

[0036] The drive assembly 40 includes a drive motor 41, a drive shaft 42, and a drive belt 43. One end of the drive belt 43 is respectively sleeved on the drive shaft 42, the stirring coupling 22, and the feeding coupling 13. One end of the drive motor 41 is connected to drive the drive shaft 42, which in turn drives the stirring coupling 22 and the feeding coupling 13 to rotate via the drive belt 43. In this embodiment, the drive motor 41 is connected to the drive shaft 42, and the drive shaft 42 drives the stirring coupling 22 and the feeding coupling 13 to rotate via the drive belt 43, so that the stirring and feeding actions can be coordinated. The rotation of the stirring coupling 22 can effectively realize the stirring function of plastic granules, making the plastic granules more uniform and improving product quality. The rotation of the feeding coupling 13 can precisely control the feeding speed and quantity, ensuring the stable operation of the entire stirring and diversion process; extending the service life of the equipment and improving the stability and reliability of operation.

[0037] A device for mixing and diverting plastic granules includes a feeding chamber 10, a mixing chamber 20, a discharging chamber 30, and a drive assembly 40. One end of the drive assembly 40 is sequentially connected to drive the feeding chamber 10 and the mixing chamber 20 for synchronous feeding and mixing. The mixing chamber 20 is located below the feeding chamber 10 and is used for the initial diversion and mixing of the plastic granules in the feeding chamber 10. The discharging chamber 30 is provided with a fine sieve chamber 31 and is located below the mixing chamber 20. The discharging chamber 30 is used for further diversion and mixing of the plastic granules in the mixing chamber 20, and for fine sieving and discharging through the fine sieve chamber 31. In this embodiment, the drive assembly 40 is sequentially connected to the feed chamber 10 and the mixing chamber 20 for synchronous feeding and mixing. This ensures that the plastic granules are processed in an orderly and synchronous manner upon entering the mixing stage, improving overall work efficiency and avoiding problems such as uneven mixing caused by asynchronous feeding and mixing. The mixing chamber 20 is located below the feed chamber 10 and performs initial diversion and mixing of the plastic granules in the feed chamber 10, ensuring that the plastic granules are fully mixed and dispersed in the initial stage. The discharge chamber 30 is located below the mixing chamber 20 and can further divert and mix the plastic granules in the mixing chamber 20 and perform fine screening for discharge, ensuring that the components are evenly distributed. This ensures that the quality of the discharged plastic granules is stable and the particle size meets the standards, effectively filtering out large particles or impurities that do not meet the requirements, improving product quality, and meeting the strict requirements for plastic granule quality in different production scenarios. It is highly practical.

[0038] The above embodiments only illustrate several implementation methods of this utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of this utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A device for mixing and diverting plastic granules, characterized in that: It includes a feeding chamber, a mixing chamber, a discharging chamber, and a drive assembly; one end of the drive assembly is sequentially connected to drive the feeding chamber and the mixing chamber for synchronous feeding and mixing. The mixing chamber is located below the feeding chamber and is used for the initial diversion and mixing of the plastic granules in the feeding chamber. The discharging chamber is provided with a fine sieve chamber, which is located below the mixing chamber. The discharging chamber is used for the further diversion and mixing of the plastic granules in the mixing chamber, and for fine sieve discharge through the fine sieve chamber.

2. The plastic particle stirring and separating device according to claim 1, wherein: The feeding chamber is provided with a feeding hopper, and the feeding chamber is provided with a discharging hopper below the feeding hopper. One end of the discharging hopper is provided on the mixing chamber.

3. The plastic particle mixing and separating device according to claim 2, wherein: A feeding coupling is provided near the discharge hopper in the feeding hopper, and one end of the drive assembly is connected to the feeding coupling to drive the feeding hopper toward the discharge hopper for material discharge.

4. The plastic pellet stirring and diverting device according to claim 3, characterized in that: A flow diversion control element is provided in the feed chamber near the lower part of the feed hopper. The flow diversion control element is positioned opposite to one end of the discharge hopper. The flow diversion control element is used to control the amount of material discharged from the discharge hopper toward the mixing chamber.

5. The plastic granule mixing and diversion device according to claim 1, characterized in that: The mixing chamber is equipped with a stirring element, and a stirring coupling is provided at one end of the mixing chamber near the stirring element. One end of the driving assembly is connected to the stirring coupling to drive the stirring element to stir within the mixing chamber.

6. The plastic granule mixing and diversion device according to claim 5, characterized in that: The stirring element includes a stirring rod and a stirring blade. The two ends of the stirring rod are mounted in the stirring chamber. A support rod is provided between the stirring blade and the stirring rod. One end of the support rod is mounted on the stirring rod, and the other end is mounted on the stirring blade. The support rod is used to support the stirring blade on the stirring rod.

7. The plastic pellet stirring and diverting device according to claim 6, characterized in that: The stirring blades are provided in multiple ways, and the multiple stirring blades are spirally arranged on the support rod.

8. The plastic granule mixing and diversion device according to claim 1, characterized in that: A discharge agitator is installed above the discharge chamber near the fine sieve chamber. The discharge agitator is used to agitate and discharge the plastic granules in the fine sieve chamber. A vibrating table is installed below the discharge chamber near the fine sieve chamber. A vibration motor is installed at one end of the vibration table. One end of the vibration motor is connected to drive the vibration table to vibrate, thereby driving the fine sieve chamber on the vibration table to vibrate and finely sieve.

9. The plastic particle mixing and separating device according to claim 8, wherein: A discharge port is provided on the side of the discharge chamber near the fine screening chamber, and discharge baffles are provided on both sides of the discharge port to form a discharge channel.

10. The apparatus for plastic particle stirring and separating according to claim 1, wherein: The drive assembly includes a drive motor, a drive shaft, and a drive belt. One end of the drive belt is respectively sleeved on the drive shaft, the stirring coupling, and the feed coupling. One end of the drive motor is connected to drive the drive shaft to drive the stirring coupling and the feed coupling to rotate via the drive belt.