The deformation process of external spline cold rolling was analyzed according to the suitable assumption. The mathematic model of contact area of external spline cold rolling was founded.
通过外花键冷滚压精密成形的变形过程分析及适当假设，建立外花键冷滚精密成形滚压接触面积的数学模型。
The foundation mechanisms and influence factors of oil film in deformation zone were studied by calculations and experiments in cold rolling aluminum sheets.
通过计算分析与轧制实验，探讨了铝材冷轧变形区油膜形成机理及影响因素。
High standard Q235 type cold rolling, a molding, bearing capacity not easy to deformation.
采用高标准Q235型冷轧钢，一次成型，承重力大，不易变形。
应用推荐