AUTOMATIC MACHINE TOOL TO MILL GROOVES IN ELECTRIC MACHINE COMMUTATOR RISERS Russian patent published in 2010 - IPC B23C3/30 

FIELD: process engineering.

SUBSTANCE: proposed machine tool comprises base, commutator plate guide and mill fitted on vertical spindle. Proposed machine tool incorporates commutator plate magazine arranged on said guide, carriage with hydraulic cylinder mounted below said guide. Note that said magazine represents a box with cut made along its length and that said carriage is furnished with dog that enters the guide cut. There is a holder coupled with the carriage hydraulic cylinder and a commutator plate clamp. Note also that mill is arranged between two disks with chamfers secured onto the spindle. Spindle body bearing housing is mounted on machine tool support.

EFFECT: higher quality.

4 cl, 5 dwg