HOLLOW SHAPED PIECES TRANSVERSE ROLLING MILL Russian patent published in 1995 - IPC

FIELD: metals rolling. SUBSTANCE: hollow shaped pieces transverse rolling mill has bed-frame 1, mounted on bed-frame guides 6 working rolling mill housing 4 with rollers 5, drive 8 of rotation mandrel rod 9, mandrel rod centering mechanism 11 with forming head 13 and with reciprocating motion drive 12. Between working housing 4 and head stock 7 there is movable blank chuck, that has body 14, centering stop bush 15 and collet 16 with grip drive 17. Chuck turning drive is made in their form of joined by movable shaft 20 two pairs of geared transmissions 21, 22, one of which is mounted on bush of centering stop 15 and another one on shaft 10 of mandrel rod rotation drive. Chuck centering stop 15 bush has canals to feed technical lubricant on working surface of mandrel rod. Transportation table is mounted on bed-frame before working housing. It has lifting-sectional apparatuses 26 and loading-unloading apparatus 29. EFFECT: hollow shaped pieces transverse rolling mill is used in metals rolling. 2 cl, 2 dwg