PULVERIZER AND CLEANING METHOD

摘要

PURPOSE:To provide a pulverizer where cleaning is performed in a short time and the residual material to be pulverized is made as little as possible. CONSTITUTION:In a pulverizer where crushing blades 24 for crushing scrap material, such as plastics and a grinding blade 28 for further grinding the crushed material which has been crushed by the crushing blades 24 which is located below the crushing blades 24 are rotatably contained in a casing 15, jet holes 31 for jetting compressed air in the outer peripheral direction of the crushing blades 24 and compressed air introducing paths 30 formed in rotating shafts 26 of the crushing blades 24 are connected. And a fixed jet hole 34 for jetting compressed air toward a space 38 between the crushing blades 29 and the grinding blade 28 is made in the casing 15.