A novel structure of motorized spindle with aerostatic bearings for micro drilling is analyzed.
针对这些要求，提出了将空气静压轴承应用于超高速微钻削电主轴支承结构中。
Conventional aerostatic bearings have the problems of vibrations and motion inaccuracy due to the low stiffness.
传统的静压气体径向轴承由于低刚度而存在着振动和运动精度不高的问题。
Porous material can supply millions of micro-hole regarded as countless throttle, therefore porous aerostatic bearings have high load capacity and static stiffness.
由于多孔质材料的特殊性，可以提供成千上万的微孔作为轴承节流器，因而多孔质气体静压轴承具有很高的承载能力和静态刚度。
Compared with conventional orifice restriction aerostatic bearings, aerostatic porous bearings have some advantages for example high load capacity, high damp, wider stability, etc.
与传统的小孔节流气体静压轴承相比，气体静压多孔质轴承具有高承载能力、高阻尼和很好的稳定性等。
For orifice compensated aerostatic bearings, entrance effect leads differences between actual pressure distributions and traditional laminar flow assumption in gas film of the bearings.
小孔节流空气静压轴承中，由于进口效应现象的存在导致轴承气膜内实际压力分布不再符合传统的层流假设。
As the precision and ultra-precision technologies are developing in leaps and bounds, continuous improvements are also required in the stiffness, accuracy and stability of aerostatic bearings.
随着精密、超精密技术的飞速发展，对气体静压轴承的刚度、精度及稳定性的要求也不断地提高。
This paper introduces a design process of a testing stand for aerostatic journal bearings.
详细地介绍了空气静压径向轴承试验台的设计过程。
This paper introduces a design process of a testing stand for aerostatic journal bearings.
详细地介绍了空气静压径向轴承试验台的设计过程。
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