Step type formed milling cutter and numerical control equipment

The utility model belongs to the technical field of numerical control equipment, and particularly relates to a step type forming milling cutter and numerical control equipment, the step type forming milling cutter comprises a cutter handle and a cutter head, the cutter head is coaxially connected wi...

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Bibliographische Detailangaben
Hauptverfasser: ZOU ZEWEI, JIANG XIANFA
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model belongs to the technical field of numerical control equipment, and particularly relates to a step type forming milling cutter and numerical control equipment, the step type forming milling cutter comprises a cutter handle and a cutter head, the cutter head is coaxially connected with the cutter handle, the cutter head is sequentially provided with a first-stage cutter head, a second-stage cutter head and a third-stage cutter head in the direction opposite to the cutter handle, and the diameters of the first-stage cutter head, the second-stage cutter head and the third-stage cutter head are gradually decreased. Blades are spirally arranged at the side parts of the first-stage tool bit, the second-stage tool bit and the third-stage tool bit, a chip removal groove is formed by the adjacent blades, a chip removal groove communicated with the chip removal groove is formed in the end part of the third-stage tool bit, and the end surfaces of the first-stage tool bit, the second-stage tool bit and t