Engineering & Technologies, 2016, 9(5), 632-642 ~ ~ ~ УДК 621.77 / [669.21+669.22+669.23] Computer Simulation and Automated Calculation of Parameters for Process and Receipt of Deformed Semi-Finished Products of New Precious Metals Alloys for Jewelry Chains Production Iuliia D. Ditkovskaia*, Sergey B. Sidelnikov, Nikolay N. Dovjhenko, Olga S. Lebedeva and Kristina A. Bindareva Siberian Federal University 79 Svobodny, Krasnoyarsk, 660041, Russia Received 26.03.2016, received in revised form 18.05.2016, accepted 14.07.2016 The results of computer-aided design of deformed semi-fi nished products manufacturing technological processes for the jewelry chains from new alloys of precious metals production are presented. <...> Algorithms and automated calculations adequacy confi rmed by computer simulation and physical modeling of bar rolling and drawing processes. <...> Using data on the mechanical properties of new gold, palladium and silver alloys, patented by the authors, the energy-power equipment load of the subject to the limitations on permissible rolling forces and torques are calculated. <...> Keywords: computer simulation, computer-aided design, technological processes, precious metal alloys, jewelry chains, bar rolling, drawing. <...> Citation: Ditkovskaia I.D., Sidelnikov S.B., Dovjhenko N.N., Lebedeva O.S., Bindareva K.A. Computer simulation and automated calculation of parameters for process and receipt of deformed semi-fi nished products of new precious metals alloys for jewelry chains production, J. Sib. <...> All rights reserved * Corresponding author E-mail address: yulianomennescio@bk.ru # 632 # Iuliia D. Ditkovskaia, Sergey B. Sidelnikov… Computer Simulation and Automated Calculation of Parameters… Компьютерное моделирование и автоматизированный расчет параметров процесса обработки и получения деформированных полуфабрикатов для производства ювелирных цепей из новых сплавов драгоценных металлов Ю. <...> Currently, the traditional deformed semi-fi nished products (rods and wire) manufacturing technology for jewelry chains of precious metal alloys production, including continuous casting billet and multistep bar rolling and drawing processes, is used in almost all plants with the same processing parameters [1]. <...> On the one hand, it makes it easier the automate such processes, but on the other hand, the transition to the deformation of new alloys having improved mechanical <...>