Portal machine tool for supporting and clamping workpiece, has collision safety device which senses collision warning position, when work area protection cover reaches collision warning position and leaves closed position

摘要

The tool (1) has portal (3) which is movably mounted in a workspace protective cover (7). A collision safety device senses collision warning position, when work area protection cover reaches the collision warning position and leaves the closed position. The working area of the protective cover is pivotally mounted on the portal about a pivot axis (8) that extends horizontally at the upper edge portion of the working area of the protective cover.