Silicon nitride special ceramic cutter

By designing detachable silicon nitride special ceramic cutting tools, the problem of having to replace the entire tool after the cutting edge is damaged has been solved, achieving the effects of reducing costs and extending the life of the cutting head.

CN224273419UActive Publication Date: 2026-05-26HUBEI CHINA CERAMICS NEW MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUBEI CHINA CERAMICS NEW MATERIALS CO LTD
Filing Date
2025-06-23
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing cutting tools require replacement of the entire tool after the blade is damaged, resulting in high operating costs and wasted resources.

Method used

Design a silicon nitride special ceramic cutting tool with a detachable cutting head mounted on a cutting disc and a fluid channel in the mounting groove for spraying coolant. The tool is fixed by bolts and reinforcing blocks for easy replacement and cooling.

Benefits of technology

It enables individual replacement of the cutter head, reducing operating costs, and extends the cutter head's lifespan through cooling.

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Abstract

The utility model discloses a silicon nitride special ceramic cutter, and belongs to the technical field of cutters. A silicon nitride special ceramic cutter comprises a cutter head and further comprises a plurality of sets of cutter heads, each cutter head is provided with a cutting face, the cutter head is provided with a plurality of sets of installation grooves, the cutter heads are detachably arranged in the installation grooves through connecting pieces, fluid channels are formed in the installation grooves, and outlets of the fluid channels face the cutting faces. The jet is used for jetting fluid media to the cutting face; the tool bits are detachably arranged on the tool disc, after the tool bits are abraded, the tool bits can be independently replaced, the number of replaced tools is reduced, and the use cost is reduced.
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