...词 ： 数字化 机床误差模型 通用性 多体系统 齐次坐标变换 [gap=871]Keywords : digitization;machine tool error model;generality;multi-body system;homogeneous coordinate transformation ..
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The differential error model was used to develop the machine tool stiffness matrix. The solution gave contour plots of the position stiffness and the rotation stiffness.
根据微分误差模型，建立了机床刚度矩阵，得出了机床位置刚度和转动刚度的分布情况，着重讨论了铰链刚度对机床刚度的影响。
Using this error model, the geometrical error of machine-tool can be calculated accurately, which offers a theory foundation for analyzing the error of it.
利用建立的几何误差模型，可以准确计算出机床的几何误差，为机床误差补偿提供了理论依据。
On the basis of analysis on error model of ultra precision CNC machine tool, the variant gain cross coupling control algorithm is introduced into the servo control of ultra precision CNC machine tool.
文章在分析超精密数控机床误差模型的基础上，将变增益交叉耦合控制算法引入超精密数控机床的伺服控制。
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