Grinding equipment for pre-dispersed polypropylene pigment

The utility model provides pre-dispersed polypropylene pigment grinding equipment which comprises a grinding box body, and an operating mechanism is arranged in the grinding box body. The operation mechanism comprises a feeding mechanism arranged at the upper end of the operation box body, a smashing mechanism arranged in the grinding box body, a grinding mechanism arranged at the lower end in the grinding box body and a collecting mechanism arranged in the operation box body. According to the grinding equipment for the pre-dispersed polypropylene pigment, through the arranged crushing structure, one crushing roller is driven by a built-in first motor to rotate, through cooperation of a first gear and a second gear, the two crushing rollers rotate in the grinding box body, materials needing to be ground are crushed in advance, the grinding effect of the materials is guaranteed, and the problems that existing grinding equipment for the pre-dispersed polypropylene pigment is poor in grinding efficiency and the