method of manufacturing contact surfaces тяжелонагруженных friction pairs

摘要

method of manufacturing contact surfaces u0442u044fu0436u0435u043bu043eu043du0430u0433u0440u0443u0436u0435u043du043du044bu0445 friction pairs, including the formation of u0438u0437u0433u043eu0442u043eu0432u043au0435 details of the friction pair of circular groove, the e the last u0448u0438u0445u0442u043eu0439 with hard, pressing and u043fu0440u043eu043fu0438u0442u043au0443 by heating the billets in a protective atmosphere at the temperature of melting point and extracts u043fu0440u043eu043fu0438u0442u043eu0447u043du043eu0433u043e mater u0438u0430u043bu0430 with whatin order to improve the purity of the working surface of the friction contact pairs and simplify the process, paz shape with eccentric ring step on the other... u0446u043eu0432u043eu0439 surface details form the supporting ring groove, connecting it with the annular u043fu0430u0437u043eu043c holes and filling the grooves and holes u043fu0440u043eu043fu0438u0442u043eu0447u043du044bu043c materialafter the pressing is on the layer of the protective layer are u0442u0435u0440u043cu043eu0441u0442u043eu0439u043au0438u0439 and carry out extrusion of this layer at a pressure below the pressure of pressing is.