A user-friendly mixing device for plastic powder production

By introducing a multi-mixing design and an exhaust system into the mixing device for plastic powder production, the problems of uneven material mixing and agglomeration have been solved, improving the quality of plastic powder and operating efficiency, and reducing waste and pollution.

CN224426077UActive Publication Date: 2026-06-30CHUZHOU TENGHUI NEW MATERIALS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHUZHOU TENGHUI NEW MATERIALS CO LTD
Filing Date
2025-07-29
Publication Date
2026-06-30

AI Technical Summary

Technical Problem

Existing mixing devices for plastic powder production suffer from uneven mixing and material agglomeration during material mixing, and are inconvenient to operate, resulting in material waste and environmental pollution.

Method used

A multi-stage mixing device was designed, including a material mixing tank, a drive shaft, a mixing roller, a column, and an auxiliary roller. The drive shaft drives the mixing roller and the column to rotate, and the auxiliary roller enhances the mixing effect. A filter box and an exhaust assembly are also provided to ensure uniform mixing of materials and stable exhaust.

Benefits of technology

It achieves uniform mixing of materials, avoids clumping, improves the quality and performance of plastic powder, and at the same time improves operating efficiency and reduces material waste and environmental pollution.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224426077U_ABST
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Abstract

This utility model relates to the field of plastic powder production technology and discloses a convenient mixing device for plastic powder production, including a material mixing tank. A control cabinet is fixedly connected to the front of the material mixing tank, a discharge pipe is fixedly connected to the bottom of the material mixing tank, and a feed pipe is fixedly connected to the top of the material mixing tank. This utility model features a multi-stage mixing design: a mixing roller is fixedly connected to the surface of a drive shaft inside the material mixing tank; a column is fixedly connected to the surface of the mixing roller; and an auxiliary roller is rotatably connected to the surface of the column. This multi-stage mixing design ensures that the material is thoroughly stirred and mixed within the mixing tank. The mixing roller rotates under the drive shaft, performing initial stirring of the material. The column and auxiliary roller further enhance the stirring effect, creating a complex flow path within the mixing tank and ensuring uniform mixing. In plastic powder production, this multi-stage mixing function effectively avoids material clumping or uneven distribution, improving the quality and performance of the plastic powder.
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Description

Technical Field

[0001] This utility model relates to the field of plastic powder production technology, and in particular to a convenient mixing device for plastic powder production. Background Technology

[0002] Mixing equipment for plastic powder production is mainly used to uniformly mix raw materials such as pigment masterbatches and resins, while achieving automated production and efficient management. Its core functions include automatic feeding, precise metering, dual mixing, and intelligent control, making it suitable for industries such as plastics, rubber, and inks. The equipment uses a spiral shaft to lift the raw materials from the bottom to the top, forming an umbrella-shaped, scattered, circulating agitation, supporting both unidirectional and bidirectional rotation modes. The control system can monitor the mixing speed, time, and temperature in real time to ensure uniform mixing.

[0003] An existing easy-to-use mixing device for plastic powder production uses a smooth-surfaced mixing roller to mix various types of materials inside a mixing tank, which results in uneven mixing of the materials. Utility Model Content

[0004] To solve the above-mentioned technical problems, this utility model provides a convenient mixing device for plastic powder production.

[0005] This utility model is achieved by the following technical solution: a convenient mixing device for plastic powder production, including a material mixing tank, a control cabinet fixedly connected to the front of the material mixing tank, a discharge pipe fixedly connected to the bottom of the material mixing tank, an inlet pipe fixedly connected to the top of the material mixing tank, and a sealing cover plate threadedly connected to the top of the inlet pipe.

[0006] A drive motor is inserted into the top of the material mixing tank. A transmission shaft is fixedly connected to the output end of the drive motor. A mixing roller is fixedly connected to the surface of the transmission shaft. A column is fixedly connected to the surface of the mixing roller. An auxiliary roller is rotatably connected to the surface of the column. A filter box is fixedly connected to the right end of the material mixing tank. A filter element is fixedly connected inside the filter box. An exhaust shell is fixedly connected to the right end of the filter box. An exhaust assembly is snapped into the inside of the exhaust shell. A support frame is fixedly connected to the bottom of the exhaust assembly.

[0007] With the above technical solution, when adding liquid or powdered materials, the operator only needs to open the sealing cover, pour the material into the mixing tank through the feed pipe, and then tighten the sealing cover again to start the mixing operation. The feeding function not only improves the operating efficiency, but also reduces material waste and environmental pollution.

[0008] As a further improvement to the above solution, the sealing cover is located at the top of the material mixing tank, the feed pipe is located at the left end of the drive motor, and the sealing cover is located at the left end of the drive motor.

[0009] With the above technical solution, a feed pipe is fixedly connected to the top of the material mixing tank, and a sealing cover plate is threadedly connected to the top of the feed pipe, which allows operators to easily add materials into the mixing tank. The threaded connection of the sealing cover plate ensures the sealing of the feeding process and prevents the materials from leaking or being contaminated during the feeding process.

[0010] As a further improvement to the above solution, the drive shaft is rotatably connected to the inside of the material mixing tank, the mixing roller is located inside the material mixing tank, and the number of columns is set to several, with the columns evenly distributed around the drive shaft as the center.

[0011] The above technical solution involves several columns, evenly distributed circumferentially around the drive shaft. This optimized distribution design allows the mixing roller and auxiliary roller to act uniformly on the material, further improving mixing efficiency and uniformity. The circumferentially distributed columns ensure that the material receives uniform shear and stirring forces within the mixing tank, enabling thorough mixing in all directions.

[0012] As a further improvement to the above solution, the auxiliary roller is located inside the material mixing tank, a support frame is fixedly connected to the right end of the material mixing tank, and the filter element is located at the right end of the material mixing tank.

[0013] As a further improvement to the above solution, the exhaust assembly is located at the right end of the filter box, and the exhaust assembly is located at the right end of the filter element.

[0014] As a further improvement to the above solution, the support base is located at the bottom of the filter box and at the bottom of the exhaust assembly.

[0015] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0016] This invention features a multi-stage mixing design where a mixing roller is fixedly connected to the surface of a drive shaft inside a material mixing tank, a column is fixedly connected to the surface of the mixing roller, and an auxiliary roller is rotatably connected to the surface of the column. This multi-stage mixing design ensures that the material is thoroughly stirred and mixed within the mixing tank. The mixing roller rotates under the drive shaft, initially stirring the material, while the column and auxiliary roller further enhance the stirring effect, creating a complex flow path within the mixing tank to ensure uniform mixing. In the production of plastic powder, this multi-stage mixing function effectively avoids the problems of material clumping or uneven distribution, improving the quality and performance of the plastic powder.

[0017] This invention features a filter box with a fixed exhaust housing on the right side. An exhaust assembly is snapped into the exhaust housing, and a support frame is fixedly connected to the bottom of the exhaust assembly. This allows the mixing device to achieve stable exhaust. The exhaust assembly removes the gas generated inside the mixing tank, while the support frame provides stable support for the exhaust assembly, ensuring the smoothness and reliability of the exhaust process. During long-term mixing, the stable exhaust function effectively reduces the pressure inside the mixing tank, preventing safety issues caused by excessive pressure. It also helps maintain the temperature and humidity balance inside the mixing tank, improving the mixing effect. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the frontal anatomical structure of the present invention;

[0020] Figure 3 This is a schematic diagram of the structure of this utility model from below;

[0021] Figure 4 This is a schematic diagram of the right-side structure of this utility model.

[0022] Explanation of key symbols:

[0023] 1. Material mixing tank; 2. Control cabinet; 3. Discharge pipe; 4. Feed pipe; 5. Sealing cover; 6. Drive motor; 7. Transmission shaft; 8. Mixing roller; 9. Column; 10. Auxiliary roller; 11. Filter box; 12. Filter element; 13. Exhaust shell; 14. Exhaust assembly; 15. Support frame. Detailed Implementation

[0024] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. It should be noted that, without conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0025] Example:

[0026] Please combine Figure 1-4 This embodiment provides a convenient mixing device for producing plastic powder, including a material mixing tank 1, a control cabinet 2 fixedly connected to the front of the material mixing tank 1, a discharge pipe 3 fixedly connected to the bottom of the material mixing tank 1, a feed pipe 4 fixedly connected to the top of the material mixing tank 1, and a sealing cover plate 5 threadedly connected to the top of the feed pipe 4.

[0027] A drive motor 6 is inserted into the top of the material mixing tank 1. A transmission shaft 7 is fixedly connected to the output end of the drive motor 6. A mixing roller 8 is fixedly connected to the surface of the transmission shaft 7. A column 9 is fixedly connected to the surface of the mixing roller 8. An auxiliary roller 10 is rotatably connected to the surface of the column 9. A filter box 11 is fixedly connected to the right end of the material mixing tank 1. A filter element 12 is fixedly connected inside the filter box 11. An exhaust shell 13 is fixedly connected to the right end of the filter box 11. An exhaust assembly 14 is snapped into the inside of the exhaust shell 13. A support frame 15 is fixedly connected to the bottom of the exhaust assembly 14. By setting the material mixing tank... The internal drive shaft 7 is fixedly connected to the mixing roller 8, the mixing roller 8 is fixedly connected to the column 9, and the column 9 is rotatably connected to the auxiliary roller 10. The multi-mixing design allows the material to be fully stirred and mixed in the mixing tank. The mixing roller 8 rotates under the drive of the drive shaft 7 to perform initial stirring of the material. The column 9 and the auxiliary roller 10 further enhance the stirring effect, making the material form a complex flow path in the mixing tank, ensuring uniform mixing of the material. In the production of plastic powder, this multi-mixing function can effectively avoid the problem of material agglomeration or uneven distribution, and improve the quality and performance of plastic powder.

[0028] When adding liquid or powdered materials, the operator only needs to open the sealing cover 5, pour the material into the mixing tank through the feed pipe 4, and then tighten the sealing cover 5 again to start the mixing operation. The feeding function not only improves the operating efficiency, but also reduces material waste and environmental pollution.

[0029] The sealing cover 5 is located at the top of the material mixing tank 1, the feed pipe 4 is located at the left end of the drive motor 6, and the sealing cover 5 is located at the left end of the drive motor 6.

[0030] The top of the material mixing tank 1 is fixedly connected to the feed pipe 4, and the top of the feed pipe 4 is threadedly connected to the sealing cover plate 5, which allows the operator to easily add materials into the mixing tank. The threaded connection of the sealing cover plate 5 ensures the sealing of the feeding process and prevents the materials from leaking or being contaminated during the feeding process.

[0031] The drive shaft 7 is rotatably connected to the inside of the material mixing tank 1. The mixing roller 8 is located inside the material mixing tank 1. The number of columns 9 is set to several, and the columns 9 are evenly distributed around the drive shaft 7.

[0032] There are several columns 9, which are evenly distributed around the drive shaft 7. This optimized distribution design allows the mixing roller 8 and auxiliary roller 10 to act evenly on the material, further improving mixing efficiency and uniformity. The circumferentially distributed columns 9 ensure that the material is subjected to uniform shear and stirring forces in the mixing tank, so that the material can be fully mixed in all directions.

[0033] The auxiliary roller 10 is located inside the material mixing tank 1. A support base 15 is fixedly connected to the right end of the material mixing tank 1, and the filter element 12 is located at the right end of the material mixing tank 1.

[0034] The exhaust assembly 14 is located at the right end of the filter box 11 and the right end of the filter element 12. The exhaust housing 13 is fixedly connected to the right end of the filter box 11, and the exhaust assembly 14 is snapped into the exhaust housing 13. The bottom of the exhaust assembly 14 is fixedly connected to the support base 15, which enables the mixing device to achieve stable exhaust. The exhaust assembly 14 can discharge the gas generated in the mixing tank. At the same time, the support base 15 provides stable support for the exhaust assembly 14, ensuring the stability and reliability of the exhaust process. During long-term operation of the mixing process, the stable exhaust function can effectively reduce the pressure in the mixing tank, prevent safety problems caused by excessive pressure, and also help maintain the temperature and humidity balance in the mixing tank, thereby improving the mixing effect.

[0035] The support base 15 is located at the bottom of the filter box 11 and at the bottom of the exhaust assembly 14.

[0036] The implementation principle of a convenient mixing device for plastic powder production in this embodiment is as follows: A mixing roller 8 is fixedly connected to the surface of a drive shaft 7 inside the material mixing tank 1. A column 9 is fixedly connected to the surface of the mixing roller 8, and an auxiliary roller 10 is rotatably connected to the surface of the column 9. This multi-mixing design ensures that the material is thoroughly stirred and mixed within the mixing tank. The mixing roller 8 rotates under the drive of the drive shaft 7, performing initial stirring of the material. The column 9 and auxiliary roller 10 further enhance the stirring effect, creating a complex flow path for the material within the mixing tank, ensuring uniform mixing. In plastic powder production, this multi-mixing function effectively avoids problems such as material agglomeration or uneven distribution. To improve the quality and performance of the plastic powder, an exhaust shell 13 is fixedly connected to the right end of the filter box 11. An exhaust assembly 14 is snapped into the inside of the exhaust shell 13, and a support base 15 is fixedly connected to the bottom of the exhaust assembly 14. This allows the mixing device to achieve stable exhaust. The exhaust assembly 14 can discharge the gas generated in the mixing tank, while the support base 15 provides stable support for the exhaust assembly 14, ensuring the stability and reliability of the exhaust process. During long-term operation of the mixing process, the stable exhaust function can effectively reduce the pressure in the mixing tank, prevent safety problems caused by excessive pressure, and also help maintain the temperature and humidity balance in the mixing tank, thus improving the mixing effect.

[0037] The above embodiments are merely preferred embodiments of this utility model and should not be construed as limiting the scope of protection of this utility model. Any non-substantial changes and substitutions made by those skilled in the art based on this utility model shall fall within the scope of protection claimed by this utility model.

Claims

1. A mixing device for plastic powder production, which is convenient to use, characterized in that, Includes a material mixing tank (1), a control cabinet (2) is fixedly connected to the front of the material mixing tank (1), a discharge pipe (3) is fixedly connected to the bottom of the material mixing tank (1), a feed pipe (4) is fixedly connected to the top of the material mixing tank (1), and a sealing cover plate (5) is threadedly connected to the top of the feed pipe (4). A drive motor (6) is inserted into the top of the material mixing tank (1). A transmission shaft (7) is fixedly connected to the output end of the drive motor (6). A mixing roller (8) is fixedly connected to the surface of the transmission shaft (7). A column (9) is fixedly connected to the surface of the mixing roller (8). An auxiliary roller (10) is rotatably connected to the surface of the column (9). A filter box (11) is fixedly connected to the right end of the material mixing tank (1). A filter element (12) is fixedly connected inside the filter box (11). An exhaust shell (13) is fixedly connected to the right end of the filter box (11). An exhaust assembly (14) is snapped into the inside of the exhaust shell (13). A support frame (15) is fixedly connected to the bottom of the exhaust assembly (14).

2. The mixing device for plastic powder production of claim 1, wherein: The sealing cover (5) is located at the top of the material mixing tank (1), the feed pipe (4) is located at the left end of the drive motor (6), and the sealing cover (5) is located at the left end of the drive motor (6).

3. The mixing device for plastic powder production of claim 1, wherein: The drive shaft (7) is rotatably connected to the inside of the material mixing tank (1), the mixing roller (8) is located inside the material mixing tank (1), and the number of columns (9) is set to several, with the columns (9) distributed equidistantly around the drive shaft (7) as the center.

4. The mixing device for plastic powder production of claim 1, wherein: The auxiliary roller (10) is located inside the material mixing tank (1), and a support frame (15) is fixedly connected to the right end of the material mixing tank (1). The filter element (12) is located at the right end of the material mixing tank (1).

5. The mixing device for plastic powder production of claim 1, wherein: The exhaust assembly (14) is located at the right end of the filter box (11) and the exhaust assembly (14) is located at the right end of the filter element (12).

6. The mixing device for plastic powder production of claim 1, wherein: The support base (15) is located at the bottom of the filter box (11) and the support base (15) is located at the bottom of the exhaust assembly (14).