Punching machine capable of efficiently and precisely machining

The utility model relates to an efficient precision machining punching machine which comprises a machine frame, a hydraulic cylinder and a collecting box, and the machine frame is fixedly connected with the hydraulic cylinder. A cleaning mechanism is installed at the top of the collecting box and comprises a driving part, a pulling part and an overturning part, the driving part is fixedly connected with the hydraulic cylinder, the two ends of the pulling part are rotationally connected with the driving part and the overturning part respectively, the overturning part is rotationally connected with the collecting box, and the driving part moves to drive the pulling part to move. The pulling piece moves to drive the overturning piece to rotate, an overturning door is installed on one side of the collecting box, and the overturning door is rotationally connected with the collecting box. The driving part moves to drive the pulling part to move, and the pulling part moves to drive the overturning part to rotate, so