METHOD OF PRODUCING HOLLOW FORGINGS OF SPHERICAL VESSEL TYPE WITH ANNULAR PROJECTION

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to processing of metals by pressure and can be used in production and extrusions. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - enhancing technological capacity through u0441u043du0438u0436u0435u043du0438u00a0 u0443u0441u0438u043bu0438u00a0 u0434u0435u0444u043eu0440u043cu0438u0440u043eu0432u0430u043du0438u00a0 when processing a u0441u043du0438u0436u0435u043du0438u00a0 labour intensive and u043cu0435u0442u0430u043bu043bu043eu0435u043cu043au043eu0441u0442 and in the manufacture of billets.by placing the blank 1 between u043fu043eu043bu0443u043cu0430u0442u0440u0438u0446u0430u043cu0438 (p) 2 and 3, a u043eu0431u0436u0438u043cu0430u044eu0442 her by u0441u0431u043bu0438u0436u0435u043du0438u00a0 p 2 and p 3 to u043eu0431u0440u0430u0437u043eu0432u0430u043du0438u00a0 gap width l between them. u043fu043eu0434u0441u0442u0443u0436u0438u0432u0430u044eu0442 u0443u0447u0430u0441u0442u043e the width of the inner surface of the u043fu043eu043bu0443u0444u0430u0431u0440u0438u043au0430u0442u0430 within time t, then the final convergence of p 2 and p 3 u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 make out u043fu043eu043bu0443u0444u0430u0431u0440u0438u043au0430u0442u0430 with u043fu043eu043bu0443u0447 u0435u043du0438u0435u043c it circular protuberances.u0434u043bu00a0 u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 parameters l, l, t shows the calculated dependence. 3).