TEST BENCH FOR SIMULATION TEST OF CONTROL SYSTEM OF UNMANNED COMBINE HARVESTER

摘要

FIELD: agriculture; machine building.;SUBSTANCE: stand for simulation test of control system of unmanned harvester combine comprises mounted on frame drive imitation unit of drive wheels of combine with electric motor, electric braking and retarding devices, test software and control panel, a unit for simulating turn of a machine with a machine comprising a dosing pump with a steering column, a two-line oil flow controller with electronic proportional control, hydraulic cylinder, rotary posts with levers, steering rod and turn sensor, header lift and lower imitation unit consisting of hinged rotary frame, inclination sensor, hydraulic cylinder, electrohydraulic distributor, hydraulic station. Hydraulic station comprises hydraulic tank, filters, heat exchanger – oil cooler, pump-motor, which includes controlled axial-piston and gear pumps, connected to electric motor, unit of driving machine driving wheels drive is made in the form of two axial-piston hydraulic motors, and braking and braking device in the form of two powder brakes, software includes 3D image of the field with reflection of obstacles and the nature of the grain and an electronic unit for simulating the programmed discrete signals.;EFFECT: higher reliability of imitation tests.;1 cl, 8 dwg