Design and Theoretical Analysis of an Embedded Thin Film Sensor

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Abstract:

Monitoring cutting force in manufacturing operations is important for controlling cutting process and surface quality. In this paper, a thin film sensor embedded in metal was designed and embedded on the holder of tool to measure the force in machining operations. The Wheatstone bridge would produce the output voltage when the thin film caused deformation by cutting forces. The relationship between the output voltage and the deformation of beam was analyzed and derived with formula. The results showed that cutting force could be calculated according to the output voltage.

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Periodical:

Materials Science Forum (Volumes 800-801)

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788-792

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July 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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