SPINDLE ASSEMBLY AUTOMATIC BALANCER Russian patent published in 2012 - IPC B23B19/02 

FIELD: process engineering.

SUBSTANCE: proposed device comprises adjusting disc aligned with spindle and rigidly secured thereto and provided with unbalance means, cover and hydraulic system to feed liquid-phase medium to adjusting disc. Besides, it comprises special-design system to measure spindle deflection composed of proximity displacement transducer, amplifier, data processing and transfer means, and hydraulic oil feed pump. Note here that said transducer is arranged on spindle side surface while adjusting disc is furnished with disc-type unbalance slide valve. Note also that unbalance means are composed of, at least, four elastic vessels arranged regularly along the circle in annular groove made on adjusting disc side surface. Oil feed assembly may be composed of ring with groove on inner surface arranged to embrace spindle surface.

EFFECT: higher reliability.

2 cl, 3 dwg