METHOD OF FODDER GRAIN CRUSHING AND DEVICE TO THIS END Russian patent published in 2013 - IPC B02C4/06 

FIELD: process engineering.

SUBSTANCE: invention relates to agricultural production and may be used in producing concentrated fodder for cattle breeding. Grain with moisture content exceeding 28% is fed for one-stage crushing by two rolls. In case gain moisture content equals 28% or is lower than that, it is fed for two-stage crushing by three rolls. Roller mil for grain crushing and preserving incorporates three working rolls. Said mill is furnished with screw device designed to displace along lower roll frame relative to top main roll and to increase clearance there between. With bottom roll moved away from main roll, curvilinear cleaning blade, guide plate, and bottom roll cylindrical surface located behind bottom roll cleaning blade form mixing chamber expanding outward for mixing crushed grain with preserving agent.

EFFECT: stable and reliable process, higher quality of final product.

2 cl, 2 dwg