Process, for welding or cutting workpieces along a predetermined edge, comprises optically acquiring and evaluating a process site using a dynamic screening unit

摘要

Process for welding or cutting workpieces (2) along a predetermined edge comprises optically acquiring and evaluating a process site using a dynamic screening unit. An Independent claim is also included for a device for welding or cutting comprising: a programmable manipulator, preferably an industrial robot, having a laser head (9) connected to a beam source (7); an optical acquisition system (16); and an image evaluating unit (17) with a control unit (18).