A screening device for the production of corundum

By designing a screening device with spiral blades and scrapers, the problems of uniform feeding and automatic cleaning in diamond abrasive screening equipment have been solved, improving screening efficiency and accuracy and extending equipment service life.

CN224372018UActive Publication Date: 2026-06-19YANCHENG HONGLI ABRASIVES CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YANCHENG HONGLI ABRASIVES CO LTD
Filing Date
2025-06-04
Publication Date
2026-06-19

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    Figure CN224372018U_ABST
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Abstract

This utility model discloses a screening device for producing corundum, including a screening shell. A cover is bolted to the upper end of the screening shell, and a feed hopper is fixedly mounted on the cover. A top cover is fixedly mounted on the upper end of the feed hopper, and a movable cover is hinged to the top cover. A first motor is fixedly mounted on the top cover, and a rotating rod is fixedly mounted through the top cover at the drive end of the first motor. A spiral blade is fixedly mounted on the rotating rod. A fixing assembly is provided on the cover, and two mounting rods are connected to the cover through the fixing assembly. A distribution shell is fixedly mounted through the lower ends of the two mounting rods. Multiple limiting plates are fixedly mounted inside the distribution shell, and two screen plates are movably mounted inside the screening shell. This device can uniformly feed and disperse the corundum in the feed hopper, thereby avoiding the phenomenon of excessive local load on the screen plates caused by the accumulation of corundum on the screen plates and extending the service life of the screen plates.
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