METHOD FOR WORKING BODIES OF REVOLUTION WITH NON-ROUND CROSS SECTION Russian patent published in 2003 - IPC

FIELD: machine engineering, namely working bodies of revolution with rectilinear and helical generatrices in lathes. SUBSTANCE: method comprises steps of rotating worked part and of cutting tool and providing rectilinear feed motion of cutting tool along axis of worked part; imparting to tool in accordance with rotation of worked part and with rectilinear feed motion of tool additional rocking motion (in plane normal relative to rotation axis of worked part) by acute angle whose value is determined according to given formula. EFFECT: enlarged manufacturing possibilities, enhanced efficiency and accuracy of working. 5 dwg