TOOL UNIT FOR ROLLING OUT ROTARY SURFACES Russian patent published in 2001 - IPC

FIELD: processes and tools for rolling out complex-shape parts such as discs of motor vehicle wheels. SUBSTANCE: tool unit includes rolling out heads with rollers whose number is multiple to two. Axial motion drive is in the form of carriage supporting paired heads with rollers. Each rolling out head is provided with separate drive for radial motion and with feeler. Working surface of one roller of roller pair is cone. Working surface of other roller is in the form of protruded cylinder. The most protruded portions of rollers are arranged on the same axis as points of applying pressure and coincide with those points. Thickness of roller with cone working surface is more than that of protruded cylinder of working surface of other roller. EFFECT: enhanced accuracy and quality of rolled out surfaces. 4 dwg