Press for massive forming has clamping unit with positions in which pressure piece is locked or unlocked, and interacting with drive controlled to transfer clamping unit between clamped and released positions

摘要

The press has a clamping unit(42) which has a clamped position in which the pressure piece is locked, and a released position in which the pressure piece is unlocked. The clamping unit interacts with a drive(54) which is controlled to transfer the clamping unit between the clamped and released positions. A control unit(65) actuates the clamping drive is coordination with the adjusting drive(24). The adjustment unit(15) has a pressure transfer member(16), the effective length of which is adjustable by the adjusting drive.