A rotary cutting tool includes a cutter of generally cylindrical shape disposed about a central longitudinal axis. The cutter has a first end having an active fluted portion and an opposite second end, the second end having a male threaded portion disposed thereabout. The cutting tool further includes a shank of generally cylindrical shape disposed about the central longitudinal axis, the shank having a recessed female threaded portion formed in a first end. The male threaded portion includes a number of threads disposed at a first pitch and the female threaded portion includes a number of threads disposed at a second pitch different than the first pitch. The cutter and the shank are selectively coupled via threaded engagement of the male threaded portion and the female threaded portion.
申请公布号
WO2015171721(A1)
申请公布日期
2015.11.12
申请号
WO2015US29408
申请日期
2015.05.06
申请人
KENNAMETAL INC.
发明人
FROTA DE SOUZA, RUY;SHARIVKER, LEONID B.;BOULAKHOV, SERGEI;GEY, CHRISTOPH;HARUSH, YOSI;BOOKHEIMER, ALAN;LEVY, UZI;GEORGE, STEPHEN MICHAEL