颗粒增强金属基复合材料由于其具有卓越的机械性能,已逐步应用于航天航空、医疗设备、电子封装等领域。选区激光熔化技术作为一种新兴的分层增材制造技术,可以生产出高性能的复杂部件,已成为制备颗粒增强金属基复合材料的主流技术之一...颗粒增强金属基复合材料由于其具有卓越的机械性能,已逐步应用于航天航空、医疗设备、电子封装等领域。选区激光熔化技术作为一种新兴的分层增材制造技术,可以生产出高性能的复杂部件,已成为制备颗粒增强金属基复合材料的主流技术之一。考虑到利用选区激光熔化技术制备颗粒增强金属基复合材料在近年来的快速发展,文章从Fe、Al、Ti和高熵合金等不同金属基体研究现状出发,综述了目前关于选区激光熔化颗粒增强金属基复合材料的研究进展,主要涉及粉体配比、增强相粒径与选区激光熔化工艺参数的研究。其次,总结了选区激光熔化制备颗粒增强金属基复合材料所存在的问题,并对选区激光熔化制备颗粒增强金属基复合材料的发展进行展望。Particle reinforced metal matrix composites have been gradually applied in aerospace, medical devices, electronic packaging, and other fields due to their excellent mechanical properties. As an emerging layered additive manufacturing technology, selective laser melting technology can produce high-performance and complex components and has become one of the mainstream technologies for the preparation of particle reinforced metal matrix composites. Considering the rapid development of the preparation of particle reinforced metal matrix composites using selective laser melting technology in recent years, this paper, starting from the current status of research on different metal matrices such as Fe, Al, Ti and high-entropy alloys, reviews the current research progress on the selective laser melting particle reinforced metal matrix composites, which is mainly involved in the study of the powder ratios, the reinforcing phase particle sizes, and the parameters of the constituent laser melting process. Secondly, the problems in the preparation of particle reinforced metal matrix composites by selective laser melting are summarized, and the development of particle reinforced metal matrix composites prepared by selective laser melting has been prospected.展开更多
文摘颗粒增强金属基复合材料由于其具有卓越的机械性能,已逐步应用于航天航空、医疗设备、电子封装等领域。选区激光熔化技术作为一种新兴的分层增材制造技术,可以生产出高性能的复杂部件,已成为制备颗粒增强金属基复合材料的主流技术之一。考虑到利用选区激光熔化技术制备颗粒增强金属基复合材料在近年来的快速发展,文章从Fe、Al、Ti和高熵合金等不同金属基体研究现状出发,综述了目前关于选区激光熔化颗粒增强金属基复合材料的研究进展,主要涉及粉体配比、增强相粒径与选区激光熔化工艺参数的研究。其次,总结了选区激光熔化制备颗粒增强金属基复合材料所存在的问题,并对选区激光熔化制备颗粒增强金属基复合材料的发展进行展望。Particle reinforced metal matrix composites have been gradually applied in aerospace, medical devices, electronic packaging, and other fields due to their excellent mechanical properties. As an emerging layered additive manufacturing technology, selective laser melting technology can produce high-performance and complex components and has become one of the mainstream technologies for the preparation of particle reinforced metal matrix composites. Considering the rapid development of the preparation of particle reinforced metal matrix composites using selective laser melting technology in recent years, this paper, starting from the current status of research on different metal matrices such as Fe, Al, Ti and high-entropy alloys, reviews the current research progress on the selective laser melting particle reinforced metal matrix composites, which is mainly involved in the study of the powder ratios, the reinforcing phase particle sizes, and the parameters of the constituent laser melting process. Secondly, the problems in the preparation of particle reinforced metal matrix composites by selective laser melting are summarized, and the development of particle reinforced metal matrix composites prepared by selective laser melting has been prospected.
