Modeling Approach for Fiber Placement Routes on Complex Surface

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Abstract:

According to the characteristics of a curve on the surface, the correlation between the placement feasibility for fiber tow and the surface shape of a composite component, width of the fiber tows is analyzed. The placement process route under the condition of fiber tow ultimate deformation is calculated. In addition, based on fiber loading orientation in the designed placement layers, the best mechanical route is calculated. Through the given proportionality coefficient of geodesic arc radii under the constrain conditions of the mechanics and fiber tow deformability on the present route point, a simple modeling approach is proposed to obtain the actual model of the route with the goal of satisfying the best mechanical route orientation . Take the placement of a free form surface as an example to verify the approach, with the result of indicating its reasonableness.

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560-566

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October 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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