| 摘要 |
An insert-indexable tool includes: a holder (10); and a head member (30) having an insert mount seat (36) by which an insert (60) having a cutting edge (62) is to be clamped, and mounted on a distal portion of the holder (10), wherein the head member (30) includes a first jaw (32) having a clamping face (34) and a second jaw (33) having a base face (35), the clamping face (34) and the base face (35) opposing each other so as to constitute the insert mount seat (36), a clamping screw (50) having a shaft portion (51) and a pressing portion (52) is disposed in the distal portion of the holder (10) in such a manner that, in a view facing toward the distal portion of the holder (10) along an extending direction of the insert mount seat (36), the clamping screw (50) is inclined with respect to the extending direction of the insert mount seat (36) and extends gradually toward an inside of the holder (10) while extending from the first jaw (32) toward the second jaw (33), the holder (10) is provided with a threaded hole (22) engageable with the shaft portion (51) of the clamping screw (50), the first jaw (32) is provided with a spot facing (45) accommodating the pressing portion (52) of the clamping screw (50), and a center axis (C) of the spot facing (45) and an axis (M) of threaded hole (22) obliquely intersect each other. |
