Thispaper summarizes the problems of the heavy cutting projects.
本文总结了深挖方路堑存在的问题。
This paper analyzed AC servo heavy cutting feed system component parts and their actions, and built model about mechanical transmission equipment section.
分析了强力切削交流伺服进给系统各组成环节及作用，对机械传动装置部分建立了模型。
This system indicates that the resonance frequency of servo drive in CNC heavy cutting is equal to the lower one of mechanism and speed loop resonance frequency.
通过对五阶系统的分析表明数控强力切削伺服进给系统的谐振频率取决于机械谐振频率和速度环谐振频率中较低的一个。
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.
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。
In CNC heavy cutting servo system, mechanical drive system has a torture feedback on electrical speed-adjustment system, thus it's possible to generate the mechanical resonance.
在数控强力切削进给伺服系统中，机械传动系统对电气调速系统具有扭矩反馈作用，容易形成机械谐振。
Accurate main shaft structure for heavy cutting, the main shaft is installed on a integrated main shaft head, with excellent rigidity for heavy cutting.
重切削精密主轴结构。主轴安装在一体成型主轴头，重切削刚性佳。
High speed, heavy cutting and difficult processing materials in the best assistants, can significantly improve the processing quality, prolong tool life, improve the production efficiency.
是高速、重切削以及难加工材料的最佳助手，可明显提高加工质量，延长刀具寿命，提高生产效率。
Good toughness and wear resistance, suitable for low speed cutting allowing a big rake Angle, ensuring the sharpness of the edges, bearing a heavy cutting force and achieving good surface finish.
具有优良的韧性和耐磨性，适用于低速切削，允许采用大前角，保证刀刃的锋利性，从而可随大的切削力，并获得光洁度高的表面。
Good toughness and wear resistance, suitable for low speed cutting allowing a big rake Angle, ensuring the sharpness of the edges, bearing a heavy cutting force and achieving good surface finish.
具有优良的韧性和耐磨性，适用于低速切削，允许采用大前角，保证刀刃的锋利性，从而可随大的切削力，并获得光洁度高的表面。
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