This paper discusses the mechanism of self driving vibration in the machine tool feeding system.
讨论了机床进给系统中因运动部件移动速度较低，因而产生爬行现象的自激振动机理。
This paper discusses the mechanism of self driving vibration in the machine tool feeding system. The moving parts with lower speed lead to the crawling phenomenon.
讨论了机床进给系统中因运动部件移动速度较低，因而产生爬行现象的自激振动机理。
Servo feeding system is part of CNC machine tool, the control precision is very important.
机床进给伺服驱动系统是数控机床的重要组成部分，控制精度是非常重要的指标。
Host drive system of machine tool is composed of stepless shift components, gearbox of worm wheel, saw frame, worktable, fastening piece, feeding and hydraulic equipments.
加工机床主传动系统由无级变速机构、蜗轮减速箱、锯架、工作台及紧固件、送料装置和液压机构等组成。
In this paper a kind of multi-freedom dynamic modeling method of numerical control machine tool feeding transmission system is introduced.
本文给出了数控机床进给传动系统的一种多自由度动力学建模方法。
The main cause to create harmonic error are the relative vibration in system, in stability of geometry configuration, random disturbance and in sufficient feeding ability of the machine tool.
谐波误差产生的主要原因是系统相对振动、几何布局失稳、随机干扰和机床进给能力不足。
The FEA model for the feeding system of the machine tool has set up. Then the FEA models are validated by some experiments.
获得的计算结果与实验结果相比较，证实了导轨结合部的有限元模型方法的有效性。
The FEA model for the feeding system of the machine tool has set up. Then the FEA models are validated by some experiments.
获得的计算结果与实验结果相比较，证实了导轨结合部的有限元模型方法的有效性。
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