文章分析了短芯棒拉拔管材时拉杆的受力，并对拉杆的尺寸设计提供了分析的依据。
The mechanical status of nutted rod in drawing pipe with short mandrel rod is analyzed, the analysis basis for the dimensions design of nutted rod offered.
利用MSC MARC有限元仿真软件模拟了固定短芯棒拉拔时芯棒在变形区中不同位置时的管材拉拔过程，研究芯棒位置不同对管材内径尺寸精度影响的规律。
The article simulates the processes of tube drawing when the mandrel's position is different in the deform zone by using the finite element analysis software of MSC.
应用推荐