大直径薄壁导管数控弯曲成形技术浅析  

Brief analysis on NC bending forming technology of large diameter thin-walled pipe

作　　者：李小曼[1] 李善良[1] 张冶[1] 韩冬 LI Xiao-man;LI Shan-liang;ZHANG Ye;HAN Dong(AVIC Xi'an Aircraft Industry(Group)Company Ltd.,Xi'an 710089,China)

机构地区：[1]航空工业西安飞机工业集团有限责任公司

出　　处：《轻合金加工技术》2019年第11期47-51,共5页Light Alloy Fabrication Technology

摘　　要：大直径薄壁导管是飞机的关键零件之一,对于大型飞机的制造意义重大,数控弯管技术是其成形的主要制造工艺。通过对大直径薄壁导管数控弯管技术进行基础数学分析、工艺技术分析和试验结果的分析,总结出计算机控制的数控弯曲成形的数学基础、回弹补偿、工艺参数等初步的结论。As one of the key parts of aircraft,the Large-diameter thin-walled pipe is of great significance to the manufacture of large aircraft.The numerical control(NC)bending technology is the main forming process.Through the basic mathematical analysis,technological analysis and experimental results of NC bending technology for large-diameter thinwalled pipe,the preliminary conclusions of mathematical foundation,springback compensation and technological parameters of computer-controlled numerical control bending are summarized.

关 键 词：数控弯曲 大直径薄壁导管 矢量 回弹 

分 类 号：TG386.31[金属学及工艺—金属压力加工]