Raw material crushing and grinding equipment for plastic pipe production

The utility model discloses raw material crushing and grinding equipment for plastic pipe production. The crushing device comprises a crushing box, a crushing structure, a guide pipe and a fan, an airinlet is inserted into the center of one side of the material guide pipe; a dust collecting hopper is inserted into the center of the other side of the guide pipe; one end, far away from the materialguide pipe, of the dust collecting hopper is in threaded connection with a dust discharging pipe penetrating through the crushing box; a fan is fixedly mounted at the bottom of one side of the crushing box through bolts; the output end of the fan is in threaded connection with a ventilation pipe penetrating through the crushing box; one end, far away from the fan, of the ventilation pipe is in threaded connection with the air inlet; powder in crushed raw materials is blown into the dust collecting hopper through wind power and then discharged through the dust discharging pipe, so that the powder in the crushed raw mat