Numerical Modelling of Metal-Elastomer Spring Nonlinear Response for Low-Rate Deformations
Abstract
Advanced knowledge of mechanical characteristics of metal-elastomer springs is useful in their design process and selection. It can also be used in simulating dynamics of machine where such elements are utilized. Therefore this paper presents a procedure for preparing and executing FEM modelling of a single metal-elastomer spring, also called Neidhart’s spring, for low-rate deformations. Elastomer elements were made of SBR rubber of two hardness values: 50°Sh and 70°Sh. For the description of material behaviour the Bergström-Boyce model has been used.
© 2018 Wojciech Sikora, Krzysztof Michalczyk, Tomasz Machniewicz, published by Bialystok University of Technology
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