大型数控落地镗铣床滑枕静压导轨的分析与研究

Analysis and Research of Ram Hydrostatic Guideway for Large NC Floor Type Boring and Milling Machine

分析了大型落地镗铣床使用静压导轨的原因,介绍了静压导轨的分类和特点,并对滑枕静压导轨的参数进行了计算。通过在大型落地镗铣床上应用静压导轨技术,使得大型落地镗铣床的动态特性好、抗振性强、运动精度高,大大提高了工件的加工精度。

The cause of using hydrostatic guideway in large floor type boring and milling machine was analyzed.The classifica-tion and characteristics of hydrostatic guideway were introduced,and also the parameters of ram hydrostatic guideway were calculated. Through the application of technology of hydrostatic guideway in large floor type boring and milling machine,the dynamic characteris-tics of the machine was good,and it also had the strong vibration resistance and high motion precision.The processing precision of the workpiece is improved greatly.