公开(公告)号：US11446746B2

公开(公告)日：2022-09-20

申请号：US16708565

申请日：2019-12-10

申请人： Iscar, Ltd.

发明人： Alexander Khina ,  Shmuel Vainshtain

IPC分类号： B23B31/11

摘要： A rotary cutting tool includes a replaceable cutting head and a tool holder. The replaceable cutting head includes a forward cutting portion and a rearward mounting portion. The mounting portion includes a male coupling member that includes a back-tapered conical external thread. The tool holder includes a female coupling member that includes an internal thread. When the rotary cutting tool is in a locked position, the external thread is threadingly engaged with the internal thread.