Patent ID: 9358641
Filing Date: 2016-06-07
CPC Classification: B23K

Claim Text:
1. A laser machining device for machining a workpiece, comprising: a laser element, comprising: a position feedback unit positioned on the movable member, comprising: wherein the elastic contacting member comprises an upper portion fixed on the movable member, a lower portion slidably connected to the upper portion, and an elastic portion elastically positioned between the upper portion and the lower portion; and wherein the upper potion comprises a first base and a barrel connected to the first base, the lower portion comprises a second base and a guiding bar formed on a surface of the second base facing toward the first base, the guiding bar is slidably inserted into the barrel, the elastic portion sleeves on the barrel and the guiding bar, and two opposite ends of the elastic portion respectively contact the first base and the second base.