| 摘要 |
PROBLEM TO BE SOLVED: To provide a handy laser beam head capable of even cladding by welding. SOLUTION: In that handy head 1 for YAG laser, which is equipped with a condensing lens for converging laser beams on a part to be machined of a workpiece and with a nozzle 7 for injecting shielding gases to the part, a hand lever 31 is installed having a filler nozzle 35 capable of approaching to and receding from the part to be machined, while the hand lever 31 is provided with a manual means for feeding a filler wire. |
