Alignment device for machine tool, has display device arranged in interior of surface, and turning device connected with working machine, where display device is connected with mouth of working machine

摘要

The device has a drill formed on a surface. A display device is arranged in interior of the surface. The display device is connected with a mouth of a working machine, and a turning device is connected with the working machine. A pair of light sources is arranged in footpath circumferences of the working machine. Light from the light sources are displaced in an ideal perpendicular position.