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基于增材制造技术的自修复结构设计及修复性能研究

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以轻质夹芯板类结构件为主要研究对象,根据结构的断裂破坏形式,开展了结构自修复设计和实现方法的研究.通过增材制造技术完成结构样件的制备,并进一步通过实验测试对比分析了修复后结构力学性能的恢复效果.研究结果表明所设计的夹芯板自修复结构对裂纹具有较好的修复能力,修复后结构的抗压力学性能恢复到原结构的85.6%.
Research on Self-repairing Structure Design and Repair Performance Based on Additive Manufacturing Technology
Taking lightweight sandwich plate structures as the main research object,the self-re-pairing design and implementation method were studied according to the fracture failure forms of the structures.The structural samples were prepared by additive manufacturing technology,and the res-toration effect of the repaired structural mechanics properties was compared and analyzed through ex-perimental tests.The results show that the designed sandwich plate self-repairing structure has a good ability to repair cracks,and the stress resistance of the repaired structure is restoreds to 85.6%of the original structures.

elytralightweight structureself-repairingadditive manufacturingcrack

张镇、郭策、胡财吉、郑威

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南京航空航天大学机电学院,南京,210016

鞘翅 轻质结构 自修复 增材制造 裂纹

国家自然科学基金

51875282

2024

中国机械工程
中国机械工程学会

中国机械工程

CSTPCD北大核心
影响因子:0.678
ISSN:1004-132X
年,卷(期):2024.35(1)
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