建立了金属切削过程的二维颤振数学模型；
This Paper present a two-dimensional non-linear dynamic cutting model.
依据大变形理论和虚功原理对高速切削过程进行分析，建立了基于拉格朗日描述的有限元控制方程并采用二维有限元模型进行模拟。
Large deformation theory and virtual work principle were applied to analyses high - speed machining process, the finite element governing equation was approached based on Lagrangian description.
切削实验表明，采用二维微量进给机构能有效提高加工精度。
The cutting experimental result shows that the machining accuracy of the workpiece can be improved effectively by using the developed micro-feed device.
应用推荐