The stitching joint 3D braided composites with various stitching direction,lap length and stitching density were experimentally studied to reveal the effect of stitching parameters on the tensile property.
研究了多种缝合方向、搭接长度和缝合密度对缝合连接三维编织复合材料拉伸性能的影响,并与三维整体编织复合材料的拉伸性能进行对比。
The graph of tensile strength and lap length is presented and a method of defining the relationship of tensile shear strength and lap length is put forward.
为了研究单搭接接头承载能力与搭接长度的定量关系,对不同搭接长度的单搭接接头进行了有限元分析,得到了单搭接接头承载能力与搭接长度的关系曲线图。
Effect of the lap length on stress distribution in weldbonded joints has been analysed numerically using three dimensional elastoplastic finite element method (FEM).
采用三维弹塑性有限元方法，对采用酚醛树脂和丙烯酸酯两种结构胶粘剂的胶焊单搭接头，研究了其搭接长度对接头中应力分布的影响。
In the paper, the formutations of adhesive bonded stress is presented by generalized variational principle and analysis of stress variance as varing of adhesive bond length and plates thick ness which provide engineerings application with reference.
由广义变分原理给出了粘接层上应力的计算公式，通过统计分析粘接长度及板厚对粘接层应力分布的影响，给出了对工程应用有参考价值的结论。