MACHINE FOR HARD MATERIAL CUTTING Russian patent published in 2002 - IPC

FIELD: hard material machining. SUBSTANCE: machine includes at least two flexible endless working members movably fastened in two motion translation devices provided with self-contained drives and secured to machine bed on opposite sides from table which has feed drive for cutting. Guide apparatus has rollers with annular recesses. At least two sizing rollers installed on path of flexible endless working member have annular recesses which set a distance between working members in cutting zone. EFFECT: prolonged service life of working member, reduced power consumption. 11 cl, 2 dwg