FIELD: machine building.
SUBSTANCE: invention relates to agricultural machine building. Roller-scraper bar comprises frame, cylindrical roller, tapering tray and roll former installed on frame under separating elevator. Roller-scraper bar is equipped with impurities output tray, rollers rotational rate adjustment hydraulic motors and spiral roller with spiral surface peripherally located along its entire length having cross section shape in form of segment with equal angular pitch and lifting height. Beginning and end of each coil are located on one cylinder generatrix with offset.
EFFECT: reduced losses and seed onion damage during its pick-up from rolls.
1 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| AUTOMATED BED FORMER OF ONION HARVESTER | 2021 |
|
RU2754443C1 |
| MACHINE FOR HARVESTING ROOT VEGETABLES AND ONION | 2019 |
|
RU2708554C1 |
| MACHINE FOR HARVESTING SEEDLINGS | 2015 |
|
RU2585481C1 |
| MACHINE FOR DIGGING ONION WITH LEAVES | 2009 |
|
RU2394415C1 |
| ROOT-CROP HARVESTER | 0 |
|
SU1759287A1 |
| ROOT HARVESTING MACHINE | 0 |
|
SU1804745A1 |
| MACHINE FOR HARVESTING ONION | 0 |
|
SU897145A1 |
| MACHINE FOR HARVESTING ROOT VEGETABLES | 0 |
|
SU1105146A1 |
| ONION PICKUP MACHINE | 1997 |
|
RU2129357C1 |
| ROOT, ONION AND GARLIC HARVESTING MACHINE | 1999 |
|
RU2175182C2 |
