运用有限元法研究了折曲长度对胶接接头应力分布的影响,结果表明,采用折曲的搭接方式能改善接头的应力分布,提高接头的承载能力;在一定范围内折曲长度增大,应力流线发生改变;接头应力分布越均匀;折曲长度取20mm时,接头界面以及胶层应力的分布较为理想.
参考文献
[1] | 游敏;郑小玲.胶接强度分析及应用[M].武汉:华中科技大学出版社,2009 |
[2] | Zeng Q;Sun C T .Novel design of bonded lap joint[J].AIAA Journal,2001,39(10):1991. |
[3] | Avila A F et al.Stress analysis on a wavy-lap bonded joint for composites[J].International Journal of Adhesion and Adhesives,2004,24(05):407. |
[4] | Avila A F;Bueno P O .An experimental and numerical study on adhesive joints for composites[J].Computers & Structures,2004,64(03):531. |
[5] | Taib A A;Boukhili R;Achiou S et al.Bonded joints with composite adherends.Part Ⅰ:Effect of specimen configuration,adhesive thickness,spew fillet and adherend stiffness on fracture[J].International Journal of Adhesion and Adhesives,2006,26(04):226. |
[6] | Taib A A;Boukhili R;Achiou S et al.Bonded joints with composite adherends.Part Ⅱ:Finite element analysis of joggle lap joints[J].International Journal of Adhesion and Adhesives,2006,26(04):237. |
[7] | 罗威,游敏,郑小玲,朱定锋.折曲胶接接头应力分布的数值分析[J].中国胶粘剂,2009(07):8-11. |
[8] | 孙德新,游敏,余珊.同轴单搭接胶接接头力学性能的研究[J].弹性体,2008(01):18-21. |
[9] | 游敏,严沾谋,郑小玲,余海洲.端部斜削的铝单搭接接头应力分布数值分析[J].航空材料学报,2007(05):91-94. |
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