DEVICE FOR AUTOMATICALLY CHANGING DEPTH OF SOIL TILLAGE WITH CULTIVATOR MOVED BY ENERGY VEHICLE WITH THREE-POINT HITCH Russian patent published in 2023 - IPC A01B35/00 

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural machines for tillage. A device for automatically changing the depth of soil cultivation by a cultivator moved by an energy means with a three-point hitch includes an electronic control unit with a monitor connected to a hydraulic unit. The latter is equipped with electro-hydraulic valves to control the hydraulic cylinder of the three-point hitch and the hydraulic cylinder of the cultivator support wheel. The device is also equipped with positioners and a strain gauge. In this case, one of the positioners is installed on the cultivator support wheel, and the other positioner and strain gauge are installed on a three-point hitch. The strain gauge and positioners are connected to the electronic control unit via wires that transmit electrical signals from them.

EFFECT: invention will improve the reliability of the cultivator by eliminating breakdowns of the working parts during operation.

1 cl, 1 dwg