The Study on Dynamic Characteristics for Heald Frame Designed by New Type Composite of Carbon-Fibre

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Abstract:

For reducing heald frames vibration and noise in the process of weaving, composite of Carbon-Fibre was applied to it, and three methods of lay up for laminate was designed in the paper. Finite element model of the heald frame was set up, and element shell 181 was used to simulate different layers of the composite material, then some important natural frequencies and vibration modes were calculated, and the results of that was compared with another heald frame made of aluminium alloy. The analysis result indicated that, the second method for laying had an optimum dynamic characteristics, based on that, fundamental frequency of the heald frame was increased by 19.48Hz, and self-weight of it was lightened about 26.82%. In results, lightweight design of the heald frame was come true, at the same time, vibration resistance of it was also strengthened effectively.

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353-357

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September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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