A premixing device for mixing powder coating raw materials

By combining rotating rollers and mixing blades, the problems of material agglomeration and uneven distribution in powder coating production are solved, achieving efficient and uniform raw material premixing and improving coating performance and production stability.

CN224388594UActive Publication Date: 2026-06-23LUOYANG LEKA POWDER CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
LUOYANG LEKA POWDER CO LTD
Filing Date
2025-06-30
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

In existing powder coating production, raw material premixing equipment suffers from problems such as material agglomeration, uneven distribution, and cross-contamination, which affect coating performance and production stability.

Method used

The premix silo is slowly rotated by a rotating roller assembly, which is combined with spirally distributed stirring blades to actively mix the materials, achieve uniform mixing, prevent clumping, and enhance transmission stability through a friction-fit structure.

Benefits of technology

It achieves efficient raw material premixing, avoids material agglomeration and uneven distribution, improves mixing efficiency, reduces the risk of cross-contamination, and ensures the stability of coating performance.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224388594U_ABST
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Abstract

The application discloses a premixing device for mixed powder coating raw materials, which comprises a chassis support seat, a premixing bin arranged on the chassis support seat, a rotating roller group arranged on the chassis support seat, and a premixing bin placed between the rotating roller group, wherein one side of the premixing bin is provided with an in-bin stirring piece, and the in-bin stirring piece comprises a material baffle, a motor mounting rack and a stirring piece; the material baffle is corresponded to a feeding port of the premixing bin; and the motor mounting rack is mounted on one side of the material baffle. The premixing device adopts a double mixing mechanism of 'rotation + stirring', that is, the premixing bin is slowly rotated by the rotating roller group, so that the material is continuously tumbled under the action of gravity; meanwhile, the material is actively stirred by screw-distributed stirring blades arranged in the bin, so that local caking or component segregation is effectively prevented; the stirring piece is opposite to the rotating direction of the bin, so that the internal circulation flow of the material is enhanced, and the mixing efficiency is improved.
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