| 摘要 |
An apparatus and method for monitoring laser material processing of a workpiece, comprising an acoustic sensor 10 mounted on a laser nozzle support assembly 12 which is thermally insulated from the nozzle itself by a heat insulating member 30. A further heat insulating member in the form of a plate 32, having a hole 34 for the laser beam 16 to pass through it, is disposed between the sensor 10 and workpiece 24. <IMAGE> |
