ROTARY CUTTING TOOL HAVING TOOL HOLDER WITH CONICAL INTERNAL THREAD AND REPLACEABLE CUTTING HEAD WITH CYLINDRICAL OUTER THREAD, AND SAID TOOL HOLDER Russian patent published in 2020 - IPC B23C5/26

Abstract RU 2726050 C2

FIELD: machine building.

SUBSTANCE: rotary cutting tool (20) includes replaceable cutting head (22) and tool holder (24). Replaceable cutting head (22) includes front cutting part (26) and rear mounting part (28). Mounting part (28) includes male connecting element (38), which includes cylindrical external thread (42). Holder (24) of the tool comprises a female connecting element (68) which includes a tapered internal thread (72). When rotary cutting tool (20) is in fixed position external thread (42) is engaged with internal thread (72) along thread.

EFFECT: higher reliability of cutting head attachment.

20 cl, 9 dwg

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RU 2 726 050 C2

Authors

Guy, Hanoch

Dates

2020-07-08—Published

2017-03-01—Filed