X射线检测在航空发动机典型钎焊件检测中的应用  

Application of X-ray Testing in Typical Brazed Parts Inspection of Aircraft Engines

作　　者：黄志新 李玲 董雪梅 鲁建超 Huang Zhi-xin;Li Ling;Dong Xue-mei;Lu Jian-chao(Aecc Aero Science And Technology Co.,Ltd.,Sichuan Chengdu 610503)

机构地区：[1]中国航发航空科技股份有限公司,四川成都610503

出　　处：《内燃机与配件》2025年第6期71-73,共3页Internal Combustion Engine & Parts

摘　　要：本文探讨了钎焊技术及其在航空发动机领域的应用,钎焊过程中可能出现的缺陷,以及钎焊焊缝的无损检测技术。文章详细阐述了航空发动机中典型钎焊部件的X射线检测技术,详细介绍了其基本原理,特别是针对具有结构复杂、薄壁、多层、超声声束可达性差的钎焊结构,重点介绍了X射线检测过程中的方法和技巧,例如运用大角度透照技术、定制工装以确保透照角度的准确性,以及通过对比多张底片来识别缺陷。这些方法为X射线检测技术在类似复杂结构部件中的应用提供了宝贵的参考。This article explores brazing technology and its application in the field of aviation engines,possible defects that may occur during brazing,and non-destructive testing techniques for brazed welds.The article elaborates on the X-ray inspection technology for typical brazed components in aircraft engines,and introduces its basic principles in detail,especially for a brazed structure with complex structure,thin wall,multiple layers,and poor ultrasonic beam accessibility.The article focuses on the methods and techniques used in the X-ray inspection process,such as using large angle radiography technology,customizing fixtures to ensure the accuracy of radiography angles,and identifying defects by comparing multiple films.These methods provide valuable references for the application of X-ray detection technology in similar complex structural components.

关 键 词：航空发动机 钎焊件 X射线检测 

分 类 号：V23[航空宇航科学与技术—航空宇航推进理论与工程]