铝基复合材料激光粉末床熔化增材制造研究现状  

Research Status of Aluminum Matrix Composites Prepared by Laser Powder Bed Fusion Additive Manufacturing

作　　者：朱昌隆 王洪泽 郭利萍 唐梓珏 母杰瑞 吴一[1,2] 黄洁 胡凯明 王浩伟 ZHU Changlong;WANG Hongze;GUO Liping;TANG Zijue;MU Jierui;WU Yi;HUANG Jie;HU Kaiming;WANG Haowei(State Key Laboratory of Metal Matrix Composites,School of Materials Science&Engineering,Shanghai Jiao Tong University,Shanghai 200240,China;Institute of Alumics Materials,Shanghai Jiao Tong University(Anhui),Huaibei 235000,China;Shanghai Aircraft Manufacturing Co.,Ltd.,Shanghai 201324,China)

机构地区：[1]上海交通大学材料科学与工程学院金属基复合材料国家重点实验室,上海200240 [2]上海交通大学安徽(淮北)陶铝新材料研究院,安徽淮北235000 [3]上海飞机制造有限公司,上海201324

出　　处：《铸造技术》2023年第7期583-598,共16页Foundry Technology

基　　金：国家自然科学基金(52075327,52004160);上海市青年科技英才扬帆计划(20YF1419200);上海市自然科学基金(20ZR1427500);淮北市重大科技项目(Z2020001);上海交通大学海外一流大学学术交流基金(2023年度上海交通大学-康奈尔大学);国家商用飞机制造工程技术研究中心创新基金(3-0410300-031)。

摘　　要：采用激光粉末床熔化技术制备铝基复合材料在航空航天、军工、交通运输等领域显示出了深远的研究前景,向铝合金引入纳米增强体的种类、引入方式以及含量对铝合金可打印性、组织、力学性能产生的影响是学者们的关注热点。本文主要总结分析了TiB2、石墨烯、TiC纳米增强体对激光粉末床熔化技术制备铝合金的晶粒形态、晶粒尺寸、相对密度、可打印性和力学性能的影响,进行了不同纳米增强体对打印态铝合金力学性能影响的对比,分析得出以TiB2为代表的纳米增强体能够提升打印态铝合金的强度、塑性,使其具有良好的综合力学性能,最后提出了该研究领域在未来的进一步发展趋势。Aluminum matrix composites prepared by laser powder bed fusion technology show profound research prospects in aerospace,military,transportation and other fields.The effects of the nano-reinforcement types,the methods of adding nano-reinforcements into aluminum alloys and the nano-reinforcement content on the printability,structure and mechanical properties of aluminum alloys are the main focus of researchers.This paper mainly summarized and analysed the effects of TiB2,graphene and TiC nano-reinforcements on the grain morphology,grain size,relative density,printability,and mechanical properties of aluminum alloys prepared by laser powder bed fusion technology while providing a comparison of the effects of different nano-reinforcements on the mechanical properties of the as-built aluminum alloys.Analysis shows that the nano-reinforcements represented by TiB2 can improve the strength and plasticity of the as-built aluminum alloys,resulting in a good comprehensive mechanical performance effect.Finally,this paper proposes further development trends for this research field in the future.

关 键 词：增材制造 激光粉末床熔化 铝基复合材料 纳米增强体 

分 类 号：TB333[一般工业技术—材料科学与工程] TP391.73[自动化与计算机技术—计算机应用技术]