The Comparative Model Analysis of Electronic Button-Sewing Machine Shell Based on Simulation and Experiment

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In this paper, by using finite element method and hammering pulse-inspirit method, the simulation and experimental modal analysis of a electronic button-sewing machine shell is carried out. The experiments are taken in an original condition. With both methods, the fundamental modal parameters, including natural frequencies, damping and mode shapes, are estimated and identified. Comparative analysis shows that the main mode shapes of the shell are essentially the outward-expanding and inward-contracting vibrations.

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750-753

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April 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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