In finite element simulation of cutting course, correct predigested model not only may improve precision of calculated result, but also can smartly reduce calculating time.
对于切削过程的有限元模拟分析，正确的简化模型不仅可以提高计算结果的精度，并且可以大大的减少计算的时间。
To aim at the research on cutting direction in NC machining of free-form surfaces, a simplified time model for tool trace is established, and the system of tool path programming is discussed.
针对自由曲面走刀方向数控加工的研究，建立了简化的刀具轨迹时间模型，并对路径规划的系统进行了讨论。
According to the change pattern of some parameters in metal cutting processes, this paper proposes for the first time a new time series analysis model-Autoregressive Constant model ARC (2).
本文根据切削过程中一些参数的变化规律，从理论上首次提出了一种新的时间序列分析模型，即常系数固定价ARC(2)模型。
One is the current signal model with bore cutting condition, and the another is the model of tool wear with cutting conditions and time.
第一种是基于电流信号的刀具磨损模型，第二种是直接基于刀具磨损量的模型，这两种模型均滤除了切削条件的影响。
One is the current signal model with bore cutting condition, and the another is the model of tool wear with cutting conditions and time.
第一种是基于电流信号的刀具磨损模型，第二种是直接基于刀具磨损量的模型，这两种模型均滤除了切削条件的影响。
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