Additive manufacturing technology for large load-carrying component of aluminum alloy in aeronautics and astronautics

ZHANG Chunjie; QI Chaoqi; ZHAO Kai; HAO Yunbo; DU Yang; HUANG Yeling

doi:10.7512/j.issn.1001-2303.2021.08.05

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Additive manufacturing technology for large load-carrying component of aluminum alloy in aeronautics and astronautics
Vol. 51, Issue 8, Pages: 39-54(2021)
Published：2021
DOI： 10.7512/j.issn.1001-2303.2021.08.05
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DOI：

ZHANG Chunjie, QI Chaoqi, ZHAO Kai, et al. Additive manufacturing technology for large load-carrying component of aluminum alloy in aeronautics and astronautics[J]. Eletric Welding Machine2021, 51(8): 39-54. DOI： 10.7512/j.issn.1001-2303.2021.08.05.

摘要

金属增材制造技术凭借其个性化定制能力和高质量成形潜力

迅速发展成为影响航空航天设计与制造能力的一项关键先进技术。在简要总结金属增材制造技术分类和原理的基础上

阐述了高强铝合金在激光增材、电弧增材、电子束增材、固相增材工艺下的形性调控与成形机理研究进展

综合归纳了铝合金增材制造技术在航空航天领域的具体应用

展望了大型铝合金承力构件在形性调控、结构设计、材料体系、工艺数据库、智能化增减材技术等方向的研究。

Abstract

With the characteristics of personalized design and high-quality forming

metal additive manufacturing（AM）has a tremendous developing potential in advanced manufacturing and plays a key role in design and manufacture of aerospace component. Based on a brief overview of the AM technology categories and theories

the research progress of forming mechanism in aluminum alloy additive manufacturing is elaborated and the coordination mechanism of structure and performance is described

involving laser additive manufacturing

wire arc additive manufacturing

electron beam additive manufacturing and solid-phase additive manufacturing. The current application of aluminum alloy AM technology in the aerospace field is analyzed

comprehensively. Finally

future research and development strategies of large load-carrying aluminum alloy components

manufactured by AM technology

in the direction of structure-performance control

one-piece structure design

material system

process database and intelligent additive-subtractive manufacture are proposed.