Multi-point positioning tool for numerical control machine tool machining

The utility model discloses a multi-point positioning tool for numerical control machine tool machining. The multi-point positioning tool comprises a fixed base, a sliding groove is formed in the top end of the fixed base, an adjusting positioning clamp is arranged on the inner wall of the sliding groove, an infrared detection head is arranged at the top end of the adjusting positioning clamp, and a stabilizing assembly is arranged on the side wall of the adjusting positioning clamp. According to the technical scheme provided by the utility model, the transmission gear is driven by the motor to rotate, and the transmission gear is meshed with the groove in the bottom end of the sliding groove, so that the movable block is driven to slide on the inner wall of the sliding groove, and the size between the positioning clamps is changed; the positioning clamp is driven by the first electric push rod to clamp and position a workpiece, so that the clamping and positioning size and position can be adjusted and change