DRAWING MILL FOR MANUFACTURING ELONGATE TUBES, PREFERABLY CAPILLARY TUBES Russian patent published in 1995 - IPC

FIELD: drawing equipment. SUBSTANCE: drawing mill has table for charging mandrel into billet, drawing tool, drawing mechanism with drive disk-shaped cradle and pressure beam curved in conformance with cradle shape, scouring machine and withdrawal rollers mounted behind cradle along line parallel to drawing axis, between rolling and drawing lines, stationary thrust for tube, withdrawal rollers, radial trough for mandrel, transverse-transfer device for transferring from rolling line to mandrel withdrawal line, transverse-transfer device for connecting withdrawn mandrel displacement line and charging table. Transverse-transfer device has double-armed levers mounted on shaft in succession and provided with aligners disposed on lever ends. Withdrawal rollers for tube and mandrel are positioned between levers. EFFECT: increased efficiency and high quality of tubes. 2 dwg