Abstract: A workpiece holding system for correctly locating disk-shaped workpieces in a work area of a machine tool, in particular for machining rotor disks of a gas turbine engine, includes a base plate (6) firmly attached to the machine tool (1) with vertically and radially adjustable clamping elements (7) for restraining the workpiece on an outer circumference in a correct position, as well as a plurality of differently dimensioned centering elements (12) and supporting elements (17), each adapted to a particular shape and size of the workpiece (2) to be machined and to the respective processing step, these centering (12) and supporting elements (17) being exchangeable and attachable to the base plate/machine tool by quick fasteners.

Abstract: A workpiece holding system for correctly locating disk-shaped workpieces in a work area of a machine tool, in particular for machining rotor disks of a gas turbine engine, includes a base plate (6) firmly attached to the machine tool (1) with vertically and radially adjustable clamping elements (7) for restraining the workpiece on an outer circumference in a correct position, as well as a plurality of differently dimensioned centering elements (12) and supporting elements (17), each adapted to a particular shape and size of the workpiece (2) to be machined and to the respective processing step, these centering (12) and supporting elements (17) being exchangeable and attachable to the base plate/machine tool by quick fasteners.