Red rice magnetic separation device capable of repeatedly adjusting precision

By combining the feeding mechanism and the magnetic separation mechanism, the problem of incomplete adsorption of impurities caused by the stacking of red rice in the red rice magnetic separation device is solved, and high efficiency, automation and high purity of red rice sorting are achieved.

CN224181390UActive Publication Date: 2026-05-01LUCHUN COUNTY MEIMA AGRICULTURAL TECHNOLOGY DEVELOPMENT CO LTD
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Patent Information

Application Number
CN202520972909.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-18
Publication Date
2026-05-01
Estimated Expiration
2035-05-18

AI Technical Summary

Technical Problem

Existing red rice magnetic separators are time-consuming and labor-intensive during feeding, and the stacking of red rice leads to incomplete adsorption of impurities, affecting purity.

Method used

A red rice magnetic separation device was designed, which includes a feeding mechanism and a magnetic separation mechanism. The feeding mechanism realizes the repeatable adjustment and dispersion of red rice through a limiting baffle, a screen and a vibration motor. The magnetic separation mechanism realizes the automatic adsorption and removal of impurities through a permanent magnet drum and a drive motor.

Benefits of technology

It improves the accuracy and efficiency of red rice sorting, reduces manual intervention, and significantly increases the impurity exposure rate and purity.

✦ Generated by Eureka AI based on patent content.
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Abstract

The red rice magnetic separation device comprises a supporting frame, a feeding mechanism and a magnetic separation mechanism are arranged above the supporting frame, a magnetic separation bin is fixedly installed at the left end of the supporting frame, and the upper portion of the magnetic separation bin is communicated with a feeding bin; the feeding mechanism comprises a feeding limiting structure and a material dispersing structure, the magnetic separation mechanism comprises a permanent magnet roller, a driving motor and an adjustable scraper blade, a leakage net and a limiting baffle capable of being adjusted in a sliding mode are arranged in the feeding bin, and the material dispersing structure is matched with a spring body through a vibration motor to disperse red rice; the red rice magnetic separation device capable of repeatedly adjusting the precision is provided with the feeding mechanism and the magnetic separation mechanism, and the feeding mechanism remarkably improves the red rice separation uniformity through double optimization of flow adjustment and vibration dispersion; the magnetic separation mechanism achieves efficient impurity removal through dynamic adsorption of a permanent magnetic roller and convenient cleaning of a scraper, and the core problems that a traditional device is low in precision and many in impurity residues are solved through cooperation of the two.
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