| 摘要 |
This invention relates to a device for releasably clamping a cutting insert on a tool-holder, device comprising a screw of which the threaded shank adapted to be screwed in a tapped hole in the tool-holder passes through an eccentric cylindrical hole in the insert. According to the invention, the head of the screw comprises, from the shank, a truncated bearing surface, a cylindrical bearing surface and a shoulder, adapted to cooperate with the edge and the wall of the eccentric hole in the insert, to press the sides of the latter against the lateral stop faces of the tool-holder and the base of said insert against the bearing face of said tool-holder. |
