TY JOUR TI FEATURES OF MODELING THE DRIVE UNIT OF THE MIXER WITH BIDIRECTIONAL ROTATIONAL IMPACT ON THE MATERIAL KW periodical mixer KW rotation of the chamber relative to two mutually perpendicular axes KW design automation KW drive unit JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Yudin, K.A. AU Pogosbekov, A.A. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov