Automatic punching device for crawler plate

The utility model discloses an automatic punching device for a crawler plate. The device comprises a hydraulic punching machine, an upper punching die, a lower punching die and a control system. The upper punching die and the lower punching die are arranged in a punching cavity of the hydraulic punching machine and are oppositely arranged, a hydraulic cylinder in the hydraulic punching machine drives the upper punching die to move up and down, and the control system comprises a circuit control box and two proximity switches arranged on the two sides of the punching cavity. When the crawler plate enters the punching cavity and the distance between the crawler plate and each proximity switch is equal to or smaller than the scanning distance, the circuit control box is powered on, controls the hydraulic cylinder to drive the upper punching die to move downward for automatic punching and drives the upper punching die to move upward after punching. When the punched crawler plate moves out of the punching cavity an