Workpiece holder

摘要

A workpiece holder comprises a stationary workpiece holding fixture and a workpiece rest which is releasably attachable thereon and on which can be mounted a workpiece. In all the three coordinate directions, the workpiece rest bears by counterpart surfaces on bearing surfaces formed on the workpiece holding fixture and is aligned and fixed by an oblique chucking appliance in two coordinate directions and by at least one holding-down appliance in the third coordinate direction.