boring spindle

基本解释

The NC boring and milling spindle box solid models have been built through 3 dimension software.
主要工作如下：运用三维软件建立了大型数控落地镗铣床主轴箱的三维模型。
No efficient equipment is so far available for the boring of spindle holes of locomotive engines.
机车发动机机体主轴孔的镗修，目前在全国范围内尚无高效率的专用设备。
The definitions have been given in this paper, which are the rotary axle center error, rotary center error and evaluating error for the rotating precision of boring spindle.
利用刚体平面运动的瞬心理论，将刚体主轴的回转运动作为平面运动来研究，定义了主轴的回转轴心误差、回转中心误差以及车削类主轴回转运动精度的评定误差。