最后对切削颤振的相位特性进行了试验考证。
The experiments to verify the phase characteristics of cutting chatter are conducted.
讨论了车削加工中心切削颤振的预报控制方法。
The predictive control of cutting chatter at the center of turning process is mainly discussed in this paper.
通过试验研究了切削颤振自动控制的稳定切削点在线识别方法。
The method to automatically control cutting chatter based on on-line recognition of stable cutting point is studied by experiments.
振动钻削方法具有消减切削颤振的特殊功能，能够取得良好的加工效果。
Vibration drilling possess the special function of reducing chatter vibration, thus achieving a good drilling effects.
提出一种实用的通过主轴转速寻优调整对再生型切削颤振进行自动控制的方法。
An applicable method to control regenerative cutting chatter automatically based on the optimal regulation of spindle speed is introduced.
模拟分析与试验结果表明，连续改变刀具角度是在线控制切削颤振的有效方法。
Simulation analysis and experiment results indicate that changing tool geometric angles continuously in cutting process is an effective method in on-line controlling of cutting vibrations.
模拟分析与试验结果表明，连续改变刀具角度是在线控制切削颤振的有效方法。
Simulation analysis and experiment results indicate that changing tool geometric angles continuously in cutting process is an effective meth...
研究了通过调节数控机床伺服参数，控制极限切削宽度来抑制切削颤振的新方法。
A new method for suppressing cutting chatter is studied by adjusting servo parameters of the numerical control (NC) machine tool and controlling the limited cutting width.
对国内外切削颤振领域的研究工作进行评述，分析了现有的颤振预报方法的优缺点。
The work in the field of prediction of cutting chatter is summarized. The advantages and disadvantages are also analyzed in this paper.
在切削颤振的预报技术方面，本文系统地讨论了切削振动响应在颤振建立过程中的特征表达问题。
For the early forecasting of cutting chatter this dissertation systematically discusses the characteristic representation of cutting vibration response in chatter development.
首先，本文讲述动态系统的一些基本概念和切削颤振的线性理论，作为非线性理论方面的研究成果的基础。
Firstly, fundamental conceptions of dynamic system and linear theory of cutting vibration are mentioned, which is used as the mainstay of nonlinear theory in the dissertation.
就电流变材料在切削颤振在线控制中的应用进行了研究，提出了几种用于控制镗削颤振的智能型颤振抑制装置。
Aiming at on-line chatter suppression, a varying stiffness control method is proposed. The control method is applied in boring chatter control.
针对规避切削颤振问题，应用相对切削速度概念，提出了速度型动态切削力表达式以及车削或镗削的振动力学模型。
Applying the concept of relative cutting velocity, the expression of velocity type dynamic cutting force and the mechanics model of chatter vibration in turning or boring process were advanced.
讨论了切削颤振状态识别的信息融合方法，分别给出了基于基本概率分配函数和基于证据区间值的颤振状态识别方法。
Two kinds of information fusion method of the cutting chatter state recognition are given based on the basic probability assignment function, Pl a and Bel a.
根据似然比检验原理提出了一种新的机床切削颤振监测统计量，能识别切削过程中产生的信噪比为0.15的微弱振动成份。
Based on the likelihood ratio test theory, a new detection statistic is proposed in this paper for monitoring the machine tool cutting chatter development.
针对金属切削加工过程中经常出现的振动现象，对切削颤振发生的各种原因及影响因素进行了分类，并从刀具和切削参数的角度进行了详细分析。
Aiming at vibration phenomena caused in metal machining process, This paper classifies the reason and the factors of influence, which are expounded from the cutting tool and the cutting parameters.
通过对摩擦力形成理论的归纳与分析，提出了金属切削力等效于刀具—工件副间摩擦力的新概念，由此导出了计算切削颤振系统阻尼系数的方法及相应结论。
Through inducing and analyzing the formation theory of friction, the article advances a new concept that the metal cutting force equals the friction of the tool and workpiece.
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.
本文应用李亚普诺夫直接法研究了切削过程中在机床结构刚度非线性条件下速度型颤振的动态稳定性问题。
Liapunov's Direct Method is used to solve the stability problem of the speed-type chattering occurring in machine tool during cutting.
本文研究了一种实现颤振切削自动化的刀具磨损检测方法。实际应用表明，这种方法收到了良好的效果。
The article discusses an automatic tool wear measuring method during chatter cutting, practical application shows very good results.
存得到切削力模型和机床结构振动模型的基础上，着重研究了再生型颤振对铣削加工过程稳定性的影响。
On the basis of cutting force model and vibration model of machine tools structure, the effect of the regenerative chatter on the stability of end milling is focused.
剖析切削用量对于这一过程的影响，以达到预测和控制颤振的目的，为整体叶盘数控加工时颤振的在线监测和控制提供理论依据。
In order to predict and control vibration, we study the influence of cutting value on vibrations, so that theoretical basis is provided to detect and control vibration online in blisk NC machining.
针对数控强力切削中颤振问题，建立了包含切削过程颤振环节的数控强力切削伺服系统数学模型。
Faced with chatter during CNC heavy cutting, we constructed the mathematical model of CNC heavy cutting servo system which contains chatter in the process of cutting.
结果表明，连续改变机床主轴转速时振动响应的最低点即为不发生颤振的稳定切削点。
The results show that the vibrational response varies regularly when the spindle speed is continuously changed from low to high.
如果公称切削速度处于该稳定区域，即使背吃刀量较大，系统也不易发生颤振。
Even if the date of back cutting depth is bigger in the parts of cutting velocity, the cutting system's chatter vibration might not be happened.
然后根据颤振系统与切削周期的能量关系，计算出最优相位差及相应的切削周期；
After the chatter frequency is idenrified through the power spectrum of the chatter signals dy carrying out FFT, the best phase difference and the related tooth cutting period are calculated.
与没加超声波椭圆振动的普通切削相比，超声波椭圆振动切削能显著地提高已加工表面光洁度和抑制颤振。
Compared with the ordinary cutting, the finish of the machined surface and the ability for suppressing chatter are improved.
计算机模拟结果表明，时变进给切削比单调增大进给切削更能有效地抑制颤振。在一定的条件下，时变进给量变化幅度及变化频率越大，抑振效果越好。
The results of computer simulation demonstrates that it is more efficient to suppress chatter by time-varying feed rate cutting than by increasing feed rate cutting only.
结果表明，连续改变机床主轴转速时振动响应的最低点即为不发生颤振的稳定切削点。
The results show that the vibrational response varies regularly when the spindle speed is continuously changed from low to high. The lowest point of the response is the stable cutting point.
结果表明，连续改变机床主轴转速时振动响应的最低点即为不发生颤振的稳定切削点。
The results show that the vibrational response varies regularly when the spindle speed is continuously changed from low to high. The lowest point of the response is the stable cutting point.
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