System for gradually changing shot blasting of blade based on shot blasting equipment and application method

The system for performing gradual change shot blasting on the blade based on the shot blasting equipment and the shot blasting robot are further provided with an image acquisition unit, a database unit, a comparison unit, a control unit and a distance acquisition unit, the image acquisition unit, the database unit, the comparison unit, the control unit and the distance acquisition unit are application software; a nozzle of the spraying and throwing robot is installed at the front end of a mechanical arm, an electric proportional valve is connected to a pipeline between a spraying gun and a shot discharging mechanism in series, a pressure collecting sensor and a flow sensor are installed at the side end of the pipeline, a camera and a laser range finder are installed in front of the spraying gun, and the laser range finder, the camera, the pressure collecting sensor, the flow sensor and an upper computer are electrically connected. The application method of the system for carrying out gradual change shot blast