SEED CLEANING LINE Russian patent published in 2017 - IPC A01F12/44 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machines building, in particular, to grain and seed cleaning lines, and can be used for cleaning grain heap and for seed preparation. Seed cleaning line comprises a fractional two-aspirating air-and-screen cleaner with systems for pre-cleaning grain heap proposed from light-weight impurities and post-cleaning for separation of biologically defective corn seeds. Line is equipped with screen units with double-deck arrangement of screens and devices for discharge of fodder fraction’s fine impurities and full-value grains. Line also comprises an indented cylinder for separation of long impurities in an oat grain cleaner and short impurities – in a cockle grain cleaner, as well as bucket chains to feed the grain heap into the air-and-screen cleaner, indented cylinder and gravity table. Bucket chain in the upper head is equipped with a divider to feed the grain heap into the indented cylinder or gravity table.

EFFECT: reduced gain damage during postharvest treatment while achieving the required quality of cleaning.

1 cl, 1 dwg