High-precision positioning three-dimensional laser cutting machine

The utility model discloses a high-precision positioning three-dimensional laser cutting machine, and relates to the technical field of laser cutting machines. The device comprises a bottom plate and a supporting plate, wherein a collecting mechanism and an adjusting mechanism are arranged on the bottom plate; the collecting mechanism comprises a rotating assembly and a collecting assembly, the rotating assembly comprises a first motor fixedly installed on the front face of the corresponding supporting plate, two first rotating shafts are rotationally installed on the two supporting plates, the two first rotating shafts are fixedly sleeved with round rollers correspondingly, and a conveying belt is wound around the two round rollers; the corresponding first rotating shafts penetrate through the corresponding supporting plates and are fixedly connected with output shafts of first motors. According to the metal scrap collecting device, through the collecting assembly, metal scraps falling after cutting can be c