金属增材制造技术在民用航空领域的应用与挑战

Application and Challenges of Metal Additive Manufacturing in Civil Aviation

金属增材制造技术在民用航空领域应用前景广阔,通过对比3种典型的金属增材制造技札总结了金属增材制造技术在面向金属增材制造的设计、原材料、工艺过程3个方面的研究现状,并按照技术分类介绍了典型应用进展。基于民用航空零部件适航认证特殊要求,分析并提出金属增材制造技术存在设计方法不成熟、加工效率低、质量监控手段有限、缺乏统一的适航认证要求等若干挑战,并对未来发展趋势进行展望。

Metal additive manufacturing has broad application prospects in the civil aviation.By comparing three typical metal additive manufacturing technologies,this paper summarizes the research of metal additive manufacturing in the DFAM,materials and process.The progress of typical applications is introduced according to the technical classification.Based on the special requirements for airworthiness certification in civil aviation,this paper analyzes several challenges such as immature design methods,low processing efficiency,limited quality monitoring methods,and lack of uniform airworthiness certification requirements,and looks forward to the future development trend.