金属增材制造在民机制造领域的适航研究  

Airworthiness Research of Metal Additive Manufacturing in Civil Aircraft Manufacturing Field

作　　者：胡凯明 易俊兰 李昊 李明亮 黄洁 张钊尉 刘沛伦 Hu Kaiming;Yi Junan;LiHao;JLi Mingiang;Huang Jie;Zhang Zhaowei;Liu Peiun(Shanghai Aircraft Manufacturing Co.,Ltd.,Shanghai 201324,China)

机构地区：[1]上海飞机制造有限公司,上海201324

出　　处：《应用激光》2024年第12期22-28,共7页Applied Laser

摘　　要：随着制造领域对零件创新设计及制造需求的日益提升,更多复杂的设计灵感不断萌生,传统工艺甚至已经无法满足复杂特征的成形制造需求。增材制造技术作为一种全新的制造工艺,能够实现复杂零件的一体成形,成形自由度极高,相较于传统的减材工艺而言,材料利用率极大提高。为实现增材零件在民机制造领域的持续应用,本文介绍激光增材制造技术的适航验证条款,研究增材制造过程的质量控制及适航验证思路,分析增材制造材料及结构性能的适航开发过程,表明现阶段增材制造产品设计及适航验证关键方法,指出金属增材制造适航技术发展的方向和路径,旨在实现金属增材制造在民用飞机上的进一步应用。With the increasing demand for innovative design and manufacturing of parts in the manufacturing field,emerging more complex design inspirations,which caused traditional processes cannot to meet the manufacturing needs of the complex features.The integral forming of complex parts can be achieved by additive manufacturing(AM)technology as a new manufacturing process,which with a high degree of freedom of manufacturing,and the material utilization rate is greatly improved compared with the traditional subtractive process.This paper introduces the airworthiness verification criteria for laser additive manufacturing technology and examines the quality control and airworthiness verification concepts within the AM process.It analyzes the airworthiness development process for materials and structural properties in additive manufacturing,presents the current key methods in additive manufacturing product design and airworthiness verification,and outlines the development direction and path for metal additive manufacturing airworthiness technology.The aim is to facilitate broader application of metal additive manufacturing in civil aircraft manufacturing.

关 键 词：金属增材制造 民机制造 材料许用值 设计值 适航 

分 类 号：V262.3[航空宇航科学与技术—航空宇航制造工程]