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Civil-Comp Conferences
ISSN 2753-3239
CCC: 9
PROCEEDINGS OF THE FIFTEENTH INTERNATIONAL CONFERENCE ON COMPUTATIONAL STRUCTURES TECHNOLOGY
Edited by: P. Iványi, J. Kruis and B.H.V. Topping
Paper 11.2

Forming Processes of a Retaining Ring based on the Response Surface Method

G. Shi

School of Mechanical and Automobile Engineering, Guangxi University of Science and Technology, Liuzhou, China

Full Bibliographic Reference for this paper
G. Shi, "Forming Processes of a Retaining Ring based on the Response Surface Method", in P. Iványi, J. Kruis, B.H.V. Topping, (Editors), "Proceedings of the Fifteenth International Conference on Computational Structures Technology", Civil-Comp Press, Edinburgh, UK, Online volume: CCC 9, Paper 11.2, 2024, doi:10.4203/ccc.9.11.2
Keywords: mold design, response surface method, forming process, retaining ring, DEFORM, regression forecasting model.

Abstract
A one-stroke forming process for retaining ring-type parts is proposed. The method is based on the traditional two-step stamping and forming process, and the mechanical analysis of the forming process of the retaining ring components is carried out to obtain a mechanical formula applicable to the indentation of retaining ring parts, and the design of the mold structure scheme is combined with the principle of the indentation process. The effects of the maximum offset of the top of the formed blank, the temperature and the top rounding angle on the thick wall of the formed part and the mold wear, respectively, were discussed using DEFORM and response surface methods, and a regression prediction model with two response variables on each of the three independent variables was obtained to optimize the optimal geometric structure parameters of the blank, which was finally verified by physical tests. Finally, a test mold was designed based on the simulation results of the formed parts to realize production processing and verify the feasibility of the one-step forming process method.

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