DEVICE FOR AUTOMATIC CONTROLLING BED FOR ROUGHENING SHEET SURFACE Russian patent published in 1994 - IPC

FIELD: machine-tool industry. SUBSTANCE: device has brush unit rotary engine, angle of rotation control detector, sheet advance roller engines, platform hoist engine, brush rotation and movement engines provided with thyristor converters, angle of the brush setting unit, angle tracking unit, brush pass setting unit, functional converter, value setting unit, engines control unit, unit for tracking platform lifting, power transducer, sheet availability pick-up, brush movement and rotation set-point devices, five multipliers, three dividers, subtracter and angle of rotation detector. EFFECT: improved efficiency of regulation. 10 dwg