GRANULATOR PRESS Russian patent published in 2011 - IPC B30B11/20 B28B3/18 

FIELD: process engineering.

SUBSTANCE: invention relates to press equipment for pelletizing pre-crushed materials of vegetable, animal or mineral origin. Proposed device comprises active annular matrix arranged on turn table to accommodate passive pressing rollers fitted on drive rod. The matrix has inner cylindrical surface with through holes. The cone for feeding the pressing material is accommodated on the matrix. The chaged limited rings are fastened to the cone and face plate. Side surfaces of rings facing the pressing roller end faces form annular chamber with matrix inner cylindrical surface for pressing rollers to enter there. Limiting rings may be arranged to axially move and locked. Surfaces of said rings that stay in contact with pressed material may have cycloidal shape.

EFFECT: higher efficiency.

3 cl, 6 dwg