APPARATUS FOR TURNING AND ABRASIVE TREATMENT OF SHAFTS Russian patent published in 2003 - IPC

FIELD: machine engineering, possibly combined turning-abrasive working of outer cylindrical surfaces of parts such as shafts. SUBSTANCE: apparatus includes cutter holder with cutters mounted in it and abrasive unit mounted with possibility of radial motion by means of radial tuning drive assembly. Abrasive unit includes abrasive blocks made with possibility of functioning as moving rest at turning process. Radial tuning drive is in the form of central spiral disc engaged with small cone pinion and rack strips supporting abrasive blocks secured to them by means of "dovetail" joint. EFFECT: enhanced quality and efficiency of working shafts. 2 cl, 3 dwg