NUMERICALLY-CONTROLLED MACHINE TOOL OR MEASURING MACHINE PROVIDED WITH A WORKPIECE CLAMPING DEVICE FOR A WORK TABLE

摘要

a device to hold a workpiece in position or measured with at least one reference rail fixed with at least one lateral groove, as well as various types of fittings, sliding groove in the removable media, such as removable plug and of connecting elements mobile rail connecting rails).these materials have fingers (9) shaped so as to be able to get in and out of the groove (5) provided on a rail (1) with a transverse movement to the last, to slide easily along the groove, and can be locked in place to accurately this groove, in a thrust forceable to run a finger (9) against a support surface (23) "presented by one of the edges of the groove, is applied to these materials. the thrust force is exerted by the enfonu00e7age a screw (12). a fixed abutment (10) cooperates with the movable finger (9) in order to come up against the lower edge of the groove (5).at the same time the stop (10) and the secondary corsp respectively lean against the bottom face and the lateral face (21) of the rail (1). the finger (9) can be brought out of the transverse groove (5) and can slide freely before the actuation of the screw (12).