| 摘要 |
<p>A gripping device for gripping a workpiece or a tool at a machine with rotating spindle, which gripping device consists of two or more master jaws (2) and a gripping collar divided in two or more gripping collar parts (21 or 22) and replaces the conventional chuck jaws, wherein each master jaw is provided with a centering attachment device (8) on the front side against the gripping collar part, attached to corresponding centering recess (18) provided on the back side against the master jaw of each gripping collar part (21 or 22).</p> |
