cup-shaped

Microstructure and property of warm formed cup;

温成形杯形件组织性能研究

Based on the three-parameter Barlat-Lian yield criteria,the cup forming was simulated by using finite element software,and the data of cracking,wrinkling and thinning was acquired by designing binder force,die radius.

使用3参数Barlat-Lian屈服准则,通过有限元软件模拟杯形件的拉深成形,获得压边力、凹模圆角半径参数与破裂、起皱、厚度最大变薄率之间关系的数据;通过多元非线性回归处理,分别建立压边力、凹模圆角半径参数与破裂、起皱、最大变薄率的目标函数模型。

High machining precision and machining efficiency can be obtained in grinding WC-Co coating by cup wheel.

使用杯形砂轮进行磨削,可以获得较高的加工效率和表面质量。

Using geometric method, the mathematic model of grinding quadratic surface with cup wheel and the trace of the cup wheel are derived.

运用几何方法,推导了杯形砂轮铣磨二次曲面的数学模型和砂轮轨迹的计算公式。

The microstructure of the prepared Al/Al2O3 composite cup shell was observed by SEM,and bend strength and fracture toughness of this alloy were measured.

对该工艺制备的Al/Al2O3复合材料杯形件进行扫描电镜观察、抗弯强度以及断裂韧性测量。