Engineering plastic crushing device

The engineering plastic crushing device comprises a crushing box, a rectangular groove is formed in the center of the outer wall of one side of the crushing box, a positioning groove is formed in theinner wall of the other side, away from the rectangular groove, of the crushing box, first springs are welded to the inner walls of the top and the bottom of the positioning groove, and filter platesare welded to the ends, adjacent to the first springs, of the first springs; a material collecting disc is welded to the other side, away from the positioning groove, of the filter plate and extends out of the smashing box through the rectangular groove, and a vibration motor in vibration connection with the filter plate is installed on the inner wall of the side, close to the positioning groove,of the smashing box through a bolt. The engineering plastic crushing device can filter and screen crushed engineering plastics, screen the engineering plastics with large particles into the material collecting disc for secondar