航空装备电子束增材制造技术发展及路线图

Technology development and roadmap of electron beam additive manufacturing for aviation equipments

增材制造技术在航空装备领域具有广泛的发展前景。作为重要的金属增材制造工艺方法,电子束增材制造正处于快速发展阶段。电子束熔丝增材制造技术可满足航空大尺寸结构件的快速低成本制造,并可用于高价值零件的修复。电子束选区熔化增材制造技术在复杂结构以及难熔合金制件的制造方面具有显著优势。本文在对国内外电子束增材制造技术现状和发展趋势分析的基础上,从发展需求、目标、共性关键技术、应用、战略支撑与保障5个方面综合分析,绘制了面向2035年的航空装备电子束增材制造技术路线图,以期为航空装备电子束增材制造技术发展提供参考。

Additive manufacturing technology has a broad development prospect in the field of aviation equipments.As an important metal additive manufacturing process,the electron beam additive manufacturing is in a rapid development stage.The wirefeed electron beam additive manufacturing can meet the requirements of rapid and low-cost manufacturing of aviation large size structural parts and can be used to repair high-value damaged parts.Electron beam selective melting has obvious advantages in the manufacturing of complex structures and refractory alloy parts.Based on the analysis of the state-of-arts of the electron beam additive manufacturing technology,the roadmap of the electron beam additive manufacturing for aviation equipments in 2035 is comprehensively analyzed and drawn from the five aspects of development needs,objectives,common key technologies,applications,strategic support and guarantee in order to provide reference for the development of the electron beam additive manufacturing technology of aviation equipments.In 2035,a perfect additive manufacturing standard system is to be built;and electron beam additive manufactured key load bearing components for airplane and aeroengine realize mass production and application.