Multi-hole-site punching equipment for machining

The multi-hole-site punching equipment comprises a motor, a rotating shaft, a holding assembly, a driving assembly, a supporting unit and a plurality of punching units, the motor is vertically arranged downwards, the rotating shaft is vertically installed on an output shaft of the motor, the holding assembly is arranged on the rotating shaft, the driving assembly is arranged on the lower portion of the rotating shaft, and the supporting unit is arranged on the lower portion of the rotating shaft. The supporting unit is arranged at the lower end of the rotating shaft, all the punching units are evenly arranged around the axis of the rotating shaft in the circumferential direction, the punching units are in transmission connection with the driving assembly, and the supporting unit comprises a supporting bearing, a telescopic column and an ejection block. According to the multi-hole punching device, multiple holes are punched at the same time, through cooperation of a limiting ring and a circular gear, rotation