求翻译一段英文!如下:Chatter stability of milling operationshas been g
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求翻译一段英文!
如下:
Chatter stability of milling operationshas been gaining significant attention with a view to improving the material removalrates in high speed machining of aluminum alloys and low speed milling of difficultto cut, thermal resistant alloys. This paper presents frequency and discrete timedomain chatter stability laws for milling operations in a unified manner. The timeperiodic dynamics of the milling process are modelled. By averaging time varyingdirectional factors at cutter pitch intervals, the stability lobes are solved directlyand analytically. When the process is highly intermittent, which occurs at highspeeds and low radial depth of cuts, the stability lobes are more accurately solvedeither by taking higher harmonics of directional factors in frequency domain, orby using semi-discretization method. This paper compares the stability solutionsagainst the numerical solutions and experiments, and provides comprehensive mathematicaldetails of both fundamental stability solutions.
求大神翻译成英文,感激不尽!
如下:
Chatter stability of milling operationshas been gaining significant attention with a view to improving the material removalrates in high speed machining of aluminum alloys and low speed milling of difficultto cut, thermal resistant alloys. This paper presents frequency and discrete timedomain chatter stability laws for milling operations in a unified manner. The timeperiodic dynamics of the milling process are modelled. By averaging time varyingdirectional factors at cutter pitch intervals, the stability lobes are solved directlyand analytically. When the process is highly intermittent, which occurs at highspeeds and low radial depth of cuts, the stability lobes are more accurately solvedeither by taking higher harmonics of directional factors in frequency domain, orby using semi-discretization method. This paper compares the stability solutionsagainst the numerical solutions and experiments, and provides comprehensive mathematicaldetails of both fundamental stability solutions.
求大神翻译成英文,感激不尽!
为了改善高速加工铝合金和低速铣削难加工、耐热合金的材料去除速率,铣削操作的颤振稳定性受到重视.本文采用统一的方式介绍铣削操作颤振稳定性的频率和离散时域.将铣削过程的周期性动因制成了模型.通过求出刀间距时变定向因素的平均值,稳定域得以用分析法直接解决.当过程处于较高波动性时,稳定域可以通过采用频畴中定向因素的高谐波或使用半离散化方法得以解决,这种情况通常发生在削减径向速度较高且深度较低时.本文比较了颤振稳定性和数值解决及实验,提供了两种根本的稳定性解决的综合数值信息.
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