铝合金带筋构件超声辅助旋压仿真研究

李晓凯, 赵亦希, 于忠奇, 朱宝行, 崔峻辉

Simulation Study of Aluminum Alloy Ribbed Member Spinning with Ultrasonic Vibration

LI Xiaokai, ZHAO Yixi, YU Zhongqi, ZHU Baohang, CUI Junhui

表1 不同振幅下2219-O铝合金力学性能

Tab.1 Mechanical properties of 2219-O aluminum at different amplitudes

ζ/μm σs/MPa σs降低/% σb/MPa δ/% 0 87.32 - 180.67 33.30 3 53.41 38.8 146.61 26.89 6 42.20 51.7 133.89 25.22 9 28.32 67.6 130.30 26.48