车用扭杆端头镦粗模具结构损伤及寿命研究

吕彩琴, 王天骄, 李井吉, 居玉辉

Research on structural damage and life of upsetting mold for vehicle torsion bar end

LU, Cai-qin, WANG Tian-jiao, LI Jing-ji, JU Yu-hui

锻压技术 . 2022, (10): 216 -222 . DOI: 10.13330/j.issn.1000-3940.2022.10.030