| 摘要 |
FIELD: agriculture. SUBSTANCE: extruder has charging branch pipe, housing with thermal chamber, sleeves rigidly fixed on drive shaft within thermal chamber, feeding and pressing blades fixed on sleeve. Annular extruded material discharge gap may be adjusted. Milling cone is mounted on drive shaft for rotation and rolling over inner surface of housing. Auxiliary sleeve fixed on drive shaft is provided with feeding auger blade. Plasticizer mounted on auxiliary sleeve is provided with corrugations, which are in contact with inner surface of housing during rolling of milling cone. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 2 cl, 2 dwg |
