削

This paper sums up the principles of CNC programming about high-speed mill,the production strategy of toolpath in high-speed mill is analyzed with several typical examples,and the optimum ways of programs in post procession are explained.

总结高速铣削编程的原则，通过几个典型的例子重点分析高速铣削刀具路径生成的策略，同时对高速铣削时程序后置处理的优化方法进行说明。

This model includes the geometry character of the milling cutter, milling forces and its calculations, as well as the dynamic equation.

其铣削力模型包括了铣刀的几何特征、铣削力和动态铣削力计算，以及系统动力学方程。

A simple milling force model for end-milling cutter is improved.

将一种简易的端铣刀铣削力模型改进为动态铣削力模型，并给出了铣削力矩模型。

In the analysis of dynamics cutting angle, the following phenomenon is discovered first time: the minimize of dynamics clearance angle is not monotone decreasing with the vibration frequency , and appear peak value periodically, which exist is the disseparation region and approach the separation region.

在对振动钻削中切削刃上各点的动态角度的分析中，首次发现在振动钻削过程中动态后角的最小值不是随着频率或频转比的增大单调下降，而是周期性的出现波峰值，这些波峰值都出现在不分离区，而且是接近于分离区处，这是由振动钻削过程中的变速特性引起的。

Shaws idea that chip could be regard as a series of parallel orthogonal slices, a computing model of cutting force and cutting temperature based on orthogonal cutting simulation results is constructed in chapter 4, and a map is established between the three-dimensional cutting process and planar orthogonal cutting process.

第五章针对航空整体结构件铣削加工变形这一复杂的制造难题，建立了三维铣削加工的弹塑性热力耦合有限元模型，研究了材料模型、残余应力施加、刀具动态载荷、材料去除等铣削加工模拟所涉及的关键技术。

The conventional grinding time is about 180 min/piece, and the qualification rate is 60 percent ; in the case of the flexible clamping, the grinding time is shortened to about 12 min/piece, and the qualification rate is improved to 98 percent.

在该磨削实例中，常规磨削的加工时间约为180分钟/件，合格率60%，而柔性装夹的加工时间约为12分钟/件，合格率98%，取得了非常不俗的实际磨削效果。

The mechanism of pulsed laser milling is introduced briefly,and the effects of the technological parameters such as the single pulse energy of laser, the repetitional frequency,the laser beam scanning speed and the assistant huffing pressure are investigated.

在分析脉冲激光铣削材料去除机理的基础上，系统研究了激光单脉冲能量、重复频率、激光束扫描速度和辅助吹气压力等工艺参数对硬质合金激光铣削量和质量的影响，观察不同工艺参数条件下激光铣削的表面微观形貌。

Thorough theoretical analysis and experimental study are needed for purpose of whole system info. It is a foundation of high speed grinding process technology.

对磨削机理和磨削加工工艺进行深入的理论分析和试验研究，以期形成较完整的理论体系，为高速磨削工艺技术研究提供基础。

As to the evaluation to the machining performance, more attentions have been paid on the wearability and removal rate of the brazing grinding tools.

并且在对加工效果的评价时，更多的是注重磨削工具的耐磨性和切除率，较少注意对磨削过程的监测和磨削机理的研究。

Ceramic grinding head, resin cement, rubber cement, sponge round, wool grinding head, diamond grinding head, cutting, grinding December. sandpaper machine, sand sets Belt, Wheel, cloth round, wire cut and cut copper wire, nylon to cut, drill, Dental and polishing tools for health and beauty Wheel dedicated abrasive.

8A71 陶瓷磨头、树脂磨头、橡胶磨头、海棉轮，羊毛磨头，金刚石磨头，切割机，研磨腊，砂纸机，砂套，砂带，抛光轮，布轮，钢丝削，铜丝削，尼龙削，钻头，抛光工具以及齿科专用砂轮和美容保健专用磨具。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。