热拉深钛合金盒形件法兰褶皱分析  

Analysis of flange wrinkling in hot drawing of titanium box

作　　者：孙晓龙 涂璞 葛新 朱莲萍 孙小峰 庄新村[2] SUN Xiaolong;TU Pu;GE Xin;ZHU Lianping;SUN Xiaofeng;ZHUANG Xincun(Shanghai Aircraft Manufacturing Company,Shanghai 201324,China;Institute of Forming Technology and Equipment,Shanghai Jiao Tong University,Shanghai 200030,China)

机构地区：[1]上海飞机制造有限公司,上海201324 [2]上海交通大学塑性成形技术与装备研究院,上海200030

出　　处：《模具工业》2023年第9期25-30,共6页Die & Mould Industry

基　　金：上海市扬帆计划项目(20YF1415100)。

摘　　要：针对钛合金盒形件法兰区域在热拉深中产生褶皱的问题进行研究,采用数值模拟仿真与试验结合的方式,对坯料形状、压边条件等参数进行了分析,探索钛合金盒形件热拉深成形褶皱出现的原因,在热成形设备上进行试验,验证了影响因素,为消除钛合金盒形件热拉深过程中的褶皱提供了参考。It focused on the wrinkle problem of the flange area in the hot drawing process of titani-um alloy box-shaped parts.Numerical simulation and experiment were carried out to analyze the influence of parameters on forming quality.Parameters like billet shape,holder force were ana-lyzed to explore the reasons for the appearance of wrinkles in the hot drawing of titanium alloys.Experiments were carried out on hot-forming equipment to verify the influencing factors and pro-vide suggestions for eliminating wrinkles in the hot-drawing process of titanium box-shaped parts.

关 键 词：钛合金热成形 褶皱 数值模拟 坯料形状 压边力 

分 类 号：TG386.4[金属学及工艺—金属压力加工]