A grinding and pulverizing device for fine-grained magnesium oxide

By employing elastically mounted upper and lower grinding cones and a central rotary grinding body in the magnesium oxide grinding device, the problems of high vibration and noise and low grinding efficiency caused by high-speed grinding are solved, achieving low-speed, high-efficiency fine grain grinding, adapting to different material block sizes, and saving energy.

CN224507259UActive Publication Date: 2026-07-17SHANDONG DUOWEI DA NANO TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANDONG DUOWEI DA NANO TECH CO LTD
Filing Date
2025-04-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing magnesium oxide grinding equipment requires high-speed grinding, resulting in significant vibration and noise, low grinding efficiency, and difficulty in grinding large crystals.

Method used

The upper and lower grinding cones are elastically mounted on the main shaft, allowing them to slide axially and automatically adjust the grinding gap. Combined with the coarse and fine grinding teeth of the intermediate rotating grinding body, secondary grinding is performed, reducing the rotation speed and adapting to different sized blocks.

Benefits of technology

It achieves efficient grinding of magnesium oxide at low speeds, reduces vibration and noise, is highly adaptable, can grind large pieces of material finely, and saves energy.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model discloses a grinding device for fine-grained magnesium oxide, comprising a grinding cylinder, a main shaft rotatably mounted in the middle of the grinding cylinder, and a conical upper grinding cone and a conical lower grinding cone coaxially mounted at the upper and lower ends of the main shaft, respectively, with their small ends facing each other; an annular intermediate rotating grinding body is provided between the upper and lower grinding cones, the upper surface of the annular intermediate rotating grinding body mates with the outer curved surface of the upper grinding cone, and the lower surface of the annular intermediate rotating grinding body mates with the outer curved surface of the lower grinding cone. This utility model can achieve finer grinding without a high rotation speed after secondary grinding, and can automatically discharge materials, saving energy; moreover, it is applicable to grinding materials of different sizes, reducing vibration and noise.
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