航空铝合金薄壁件加工变形的分析与工艺方案设计  

Analysis of Machining Deformation and Process Scheme Design of Aviation Aluminum Alloy Thin Wall Parts

作　　者：薛祥友 辛浩 孙捷夫 孟幻 宋万万 Xue Xiangyou;Xin Hao;Sun Jiefu;Meng Huan;Song Wanwan(Shenyang Aircraft Industry(Group)Corporation Ltd.,Shenyang 110000,China)

机构地区：[1]沈阳飞机工业(集团)有限公司,沈阳市110000 [2]哈尔滨工程大学机电工程学院

出　　处：《工具技术》2023年第7期125-128,共4页Tool Engineering

摘　　要：飞机整体结构件存在结构复杂、薄壁部位多和零件本身要求精度高等特点,在高速铣削过程中极易发生变形,使零件尺寸超差。以飞机舱门零件为研究对象,主要分析影响铝合金加工变形的影响因素,根据零件的结构特点制定合理的加工工艺方案,选取合理的加工参数,确保工艺过程的合理性和有效性,同时确保零件的尺寸合格,保证产品质量。The integral structural parts have complex structure,many thin-walled parts and high precision requirements.They are easy to deform in the process of high-speed milling,so that the size of the parts is out of tolerance.Taking the aircraft door parts as the research object,the factors affecting the processing deformation of aluminum alloy are mainly analyzed in this paper,a reasonable processing scheme is formulated and reasonable processing parameters are selected according to the structural characteristics of the parts,so as to ensure the rationality and effectiveness of the process,ensure the qualified size of the parts and the product quality.

关 键 词：薄壁件 高速铣削 铝合金加工 变形因素 工艺方案 

分 类 号：TG506.1[金属学及工艺—金属切削加工及机床] TH161[机械工程—机械制造及自动化]