A method for clamping a machine tool has a semi-circular bed with one side extended to hold an operating bar which has a conical profile to press a ball against the tool

摘要

The clamp bed (3) has a J-shape in which a tool os held in a peaked half circle (17) against a positioning element (15) and clamped by a ball (11) in a horizontal bore (9) and a spring loaded bar (7) in a vertical bore (5) and whose conical profile presses the ball against the tool which is released by depressing the bar.