Adjusting cutter of crushing and slurry scattering screw conveyor

The utility model discloses an adjusting cutter of a crushing and slurry scattering screw conveyor. The adjusting cutter comprises an adjusting cutter bit, a support shaft, a feed guide plate and a support shaft angle adjusting device. The adjusting cutter bit is connected onto the support shaft in such a manner that the adjusting cutter bit can be vertically repositioned relative to the support shaft; the support shaft is connected with a framework of the crushing and slurry scattering screw conveyor by hinge pins at two ends of the support shaft in such a manner that the support shaft can rotate around the hinge pins; the adjusting device is retractable, one end of the adjusting device is hinged onto the framework, the other end of the adjusting device is connected onto the support shaft, the adjusting cutter bit is close to a crushing roller, and toothed grooves are formed in the adjusting cutter bit, and crushing pins on the crushing roller can penetrate the toothed grooves. The adjusting cutter of the cr