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纯铜/铜合金高反射材料粉末床激光熔融技术进展
Progress in laser powder bed fusion of pure copper/copper alloy highly reflective metal materials

查看参考文献59篇

文摘 纯铜/铜合金具有优异的导热、导电性能,是重要的工业材料。以粉末床激光熔融为代表的激光增材制造技术具有优良的设计自由度及成形精度,是增材制造的主流发展方向。纯铜/铜合金的粉末床激光熔融与传统加工制造技术相比,前者能够更好地发挥铜优异的性能,在电子电气、汽车、航空航天等导热/导电高需求领域具有广阔的应用前景。本文综述了以纯铜/铜合金为代表的激光高反射材料的粉末床激光熔融的研究现状、面临的重要问题以及相应的解决对策分析。在此基础上,结合本课题组在纯铜/铜合金粉末床激光熔融过程的经验,指出运用蓝光、绿光等短波长激光器进行纯铜/铜合金等高反射材料的粉末床激光熔融是未来的研究热点与发展方向。
其他语种文摘 Pure copper/copper alloy has excellent thermal and electrical conductivity,which is an important industrial material.Laser powder bed fusion,which represents the laser additive manufacturing technology,has excellent design freedom and forming accuracy,and is the mainstream development direction of additive manufacturing. Compared with traditional processing and manufacturing technology,the laser powder bed fusion of pure copper/copper alloy can give better play to the excellent performance of copper,and has broad application prospects in the fields of high thermal conductivity/electrical conductivity such as electrical and electronic,automotive,aerospace and other fields.The current research status of laser powder bed fusion of laser high-reflective materials represented by pure copper/copper alloys,the important problems they face,and the analysis of corresponding solutions were reviewed in this paper.On this basis,combined with the team's experience in the laser powder bed fusion process of pure copper/copper alloy,it was pointed out that the use of blue,green and other short-wavelength lasers for the powder bed laser fusion of pure copper/copper alloy and other highly reflective materials is a future study hot spots and development directions.
来源 材料工程 ,2022,50(6):1-11 【核心库】
DOI 10.11868/j.issn.1001-4381.2020.000938
关键词 粉末床激光熔融 ; 高反射材料 ; 激光吸收率 ; 纯铜/铜合金
地址

华南理工大学机械与汽车工程学院, 广州

语种 中文
文献类型 综述型
ISSN 1001-4381
学科 金属学与金属工艺;电子技术、通信技术
基金 广东省重点领域研发计划项目
文献收藏号 CSCD:7261502

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