将XB4450仿型铣床改造成四轴三联动数控铣床，并采用交流伺服驱动。
The XB4450 imitating milling machine was transformed into four axes three linkages numerical control milling machines driven by ac servo.
采用四轴联动数控铣床及自行设计的指状铣刀和数控程序，对膨胀机叶轮进行光整加工。
Four shafts linkage NC milling machine is used for polishing impeller of an expending machine, which finger - like milling cutter and NC system is designed.
将XB4450仿型铣床改造为四轴三联动的数控铣床，可以加工复杂的曲线、曲面。
The XB4450 imitating milling machine transformation is four axes three linkages numerical control milling machines. It may process the complex curve, the curved surface.
本文讨论了在经济型数控铣床上，采用增加第四轴的方法加工压辊的原理及数控编程方法；
In this paper, the principle of manufacturing pressing roller and the method of CNC programming on the Economical CNC mill are discussed by means of increasing the 4th Axis.
本文讨论了在经济型数控铣床上，采用增加第四轴的方法加工压辊的原理及数控编程方法；
In this paper, the principle of manufacturing pressing roller and the method of CNC programming on the Economical CNC mill are discussed by means of increasing the 4th Axis.
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