为了制备新型轻质高强材料,研究了满足拉伸主导型设计和临界细长比限制的点阵材料构形特征.针对碳纤维复合材料特点,开发了三维穿插编织工艺,在此基础上设计制备了碳纤维点阵复合夹层梁结构.对比蜂窝和碳泡沫材料分析点阵夹层结构的基本力学性能.研究表明点阵夹层结构具备整体成型、不发生层间脱胶破坏、比刚度和比强度高等优点,是一种很有前景的新型航空航天材料.
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