某导弹舱段振动夹具动特性设计与试验验证  

Dynamic Characteristics Design and Experimental Verification of Missile Cabin Vibration Fixture

作　　者：皮志超 罗立生 孙涛 史治宇[3] PI Zhichao;LUO Lisheng;SUN Tao;SHI Zhiyu(Shanghai Hangyi Research Institute of High-tech Development,Shanghai 200082,China;The People s Liberation Army No.5718 Factory,Guilin 541003,China;Nanjing University of Aeronautics and Astronautics,Nanjing 210016,China)

机构地区：[1]上海航翼高新技术发展研究院有限公司,上海200082 [2]中国人民解放军第五七一八工厂,广西桂林541003 [3]南京航空航天大学,江苏南京210016

出　　处：《机械制造与自动化》2022年第3期201-203,共3页Machine Building & Automation

摘　　要：具备优良动特性的振动夹具是机载设备振动试验成功的保证。根据振动夹具动特性设计原则,设计某导弹舱段的振动夹具,应用MSC/Nastran软件对夹具进行模态和随机振动响应计算,同时设计夹具试验验证方法,并完成夹具的振动验证试验。振动夹具动特性计算结果与试验结果吻合,满足夹具动特性设计要求。As the vibration fixture with excellent dynamic characteristics is the guarantee of successful vibration test of airborne equipment,the vibration fixture of a certain missile cabin is designed according to the design principle of dynamic characteristics of vibration fixture.The modal and random vibration response of the fixture are calculated by MSC/Nastran software.Meanwhile,the fixture test verification method is designed to complete the vibration verification test of the fixture.The calculated results of dynamic characteristics of vibration fixture are in good agreement with the experimental results,which meets the requirements of the dynamic characteristics of fixture.

关 键 词：导弹舱 振动夹具 振动试验 有限元方法 试验验证 功率谱密度 

分 类 号：O324[理学—一般力学与力学基础] TB123[理学—力学]