MONITORING DEVICE OF A MACHINE TOOL

摘要

The invention relates to a monitoring device of a machine tool (10), comprising a detection device (24) that is provided for detecting the presence of a type of material in a machine tool region (36). According to the invention, the monitoring device comprises at least a hand marking unit (40), which has at least one marking element (42) that is specifically adjusted for detection by the detection device (24) for marking a hand of an operator.