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Textile Composites. Potential Benefits. Increased automation of manufacturing Large reduction in part count Increased through-thickness stiffness, strength, and fracture toughness. Applications of Braids. Aerospace Engine containment, stator vanes, Horizontal stabilizer. Industrial
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Potential Benefits • Increased automation of manufacturing • Large reduction in part count • Increased through-thickness stiffness, strength, and fracture toughness
Applications of Braids Aerospace Engine containment, stator vanes, Horizontal stabilizer • Industrial • Auto cross-beams, rollers, air bags • Recreational • Water/snow skis,, hockey sticks • Medical • prosthetic limbs, surgical devices Ref: www.braider.com
Woven Knitted /stitched * Braided* Textile Composites * Poe et al, AIAA-97-1321 Interlacing
Three-Dimensional Textiles Rudov-Clark, Lomov, Zako 5
+θ -θ Micrograph of a 2x2 Braided Mat 2-D 2x2 biaxial ±q braid 12K tows Courtesy: Dr. Ajit Kelkar, North Carolina A&T University
Manufacturing a Textile Preform (Precursor to Composite Part)
Prehistoric Weaving http://en.wikipedia.org/wiki/File:Prehistoric_weaving.jpg
Weaving in Ancient Egypt http://en.wikipedia.org
Майский шест (Maypole) Labor Intensive Braiding Stepan Lomov, Katholieke Universiteit Leuven
Braiding machines Stepan Lomov, Katholieke Universiteit Leuven
Сложная трёхмерная форма деталей оправка робот управляет движением оправки Stepan Lomov, Katholieke Universiteit Leuven
H.G.S.J. Thuis, J.F.M. Wiggenraad and H.P.J. de Vries Вертолёт NH-90 рычаг плечо шасси Stepan Lomov, Katholieke Universiteit Leuven
Плетение плеча шасси вставки: отверстия под шарниры Stepan Lomov, Katholieke Universiteit Leuven
Конечно-элементная модель плеча шасси Stepan Lomov, Katholieke Universiteit Leuven