Forming groove cutter for machining outer diameter of hardware workpiece

By designing a forming groove cutter that includes a tool holder, a cutting blade, and a screw, the problems of complex structure and difficult programming in the existing technology are solved, and the machining of outer diameter grooves with high efficiency and low error rate is achieved, meeting the requirements of high precision and high surface quality.

CN224390001UActive Publication Date: 2026-06-23DONGGUAN LITAI PRECISION TECH CO LTD
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Patent Information

Application Number
CN202521184091.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-11
Publication Date
2026-06-23
Estimated Expiration
2035-06-11

AI Technical Summary

Technical Problem

Existing external grooving tools have complex structures, unreasonable designs, troublesome programming, difficult machine adjustment, high error rates, and low processing efficiency, making it difficult to meet the processing requirements of high precision and high surface quality.

Method used

A forming groove cutter comprising a tool holder, a blade, and a screw has been designed. The blade has multiple cutting heads and beveled surfaces and is fixed to the tool holder by screws, enabling one-time forming processing, simplifying programming and improving efficiency.

Benefits of technology

It achieves a simple structure, low programming error rate, high processing efficiency, and one-time forming of the outer diameter groove, which shortens processing time and improves productivity.

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Abstract

The utility model relates to the technical field of hardware workpiece outer diameter machining, in particular to a forming grooving cutter for machining the outer diameter of a hardware workpiece. The forming grooving cutter comprises a cutter bar, the cutter bar comprises a cutter body, a cutter holder is arranged at one end of the cutter body, a mounting groove is formed in the side face of the cutter holder, and a threaded hole penetrating through the cutter holder is formed in the mounting groove; the blade is installed in the threaded hole, the blade comprises a blade grain, a through hole matched with the threaded hole is formed in the blade grain, a plurality of tool bits are arranged on the blade grain, each tool bit is provided with a receding face and a diagonal plane, and a cutting head is clearly arranged between the receding face and the diagonal plane; and the screw sequentially penetrates through the through hole and the threaded hole from outside to inside and fixes the blade on the cutter bar. The external diameter groove forming device has the advantages of simple structure, reasonable design, low programming error rate and high processing efficiency, and is worthy of wide popularization and application, and the external diameter groove can be formed in one step.
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