摘要 |
The fixing arrangement attaches an interchangeable tool head (4) to the spindle (2) of an NC machine tool. It comprises radially extendable wedge elements (16). The wedge elements are radially movable between the clamping and free positions by a cam arrangement (24) comprising cam shoulders externally actuated by a longitudinal rod (26) and running in cam grooves (34) of the wedge elements (16). |