ETAU NOW A PIECE BY DEPRESSION COMPRISING A DEVICE FOR DISPLACABLE SHUTTERING OF SUCTION PIPES

摘要

The present invention relates to a vice connected to a suction device so as to vacuum press a workpiece to be held (1) on a work surface and to immobilize it, the vice being characterized by the fact that it has a plate working in contact with the part to be immobilized and a support plate (3) contiguous to said working plate, and in which vice: - the working plate (2, 2 ') is pierced with orifices (7), each orifice (7) being in communication with an underlying chamber (4), - the support plate (3) comprises a set of chambers (4), each chamber (4) being in communication with the suction device via a conduit ( 5), - a vacuum-displaceable closure means is present in each chamber (4) so as to close the duct (5) when no part to be held (1) is disposed at the outlet of an orifice (7) on the work surface.