FIELD: machine building.
SUBSTANCE: invention relates to the machine building. Controlled resilient device comprises elastic element in the form of hydraulic cylinder and elasticity control system with pressure device. Elasticity control system consists of a controller connected to the hydraulic cylinder force and displacement transducers, and a hydraulic control valve with electromagnetic control, a high pressure pump and a hydraulic accumulator connected in series to it. Hydraulic accumulator is connected to inlet of hydraulic control valve, outlet of which is connected with over- and under-piston space of hydraulic cylinder.
EFFECT: improved control characteristics: accuracy, operating speed and stability margin, as well as obtaining various elasticity characteristics.
1 cl, 7 dwg
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Authors
Dates
2019-10-08—Published
2018-05-21—Filed