Journal ArticleDOI
Numerical analysis and experimental investigation into the effects of manufacturing errors on the running accuracy of the aerostatic porous spindle
Reads0
Chats0
TLDR
In this paper, a method based on computational fluid dynamic (CFD) method and dynamic mesh technology (DMT) was proposed to quantitatively study the effects of manufacturing errors on the running accuracy of aerostatic porous bearings.About:
This article is published in Tribology International.The article was published on 2018-02-01. It has received 35 citations till now. The article focuses on the topics: Bearing (mechanical) & Thrust bearing.read more
Citations
More filters
Journal ArticleDOI
Evaluation of the performance characteristics of double-layered porous micropolar fluid lubricated journal bearing
TL;DR: In this article, the performance characteristics of micropolar fluid lubricated double porous layered journal bearing are investigated theoretically by using Darcy's law of fluid flow through a porous medium and the dynamic and static performances of the said bearing are obtained numerically and presented with different design parameters.
Journal ArticleDOI
Numerical analysis and experimental research on the angular stiffness of aerostatic bearings
TL;DR: In this paper, a numerical model was established to investigate the influence of operating conditions, geometric parameters and manufacturing error on the angular stiffness of aerostatic bearings with orifice restrictor.
Journal ArticleDOI
Effect of the deformation of porous materials on the performance of aerostatic bearings by fluid-solid interaction method
TL;DR: In this paper, the effect of supply air pressure, material thickness, and Young's modulus on the deformation of aerostatic porous bearing is analyzed. And a double-layered porous restrictor is proposed to suppress deformation and various thickness combinations of double layers are also discussed.
Journal ArticleDOI
Measurement and analysis of the radial motion error of aerostatic ultra-precision spindle
TL;DR: In this article, a nanometer system for measuring the radial rotation error of an aerostatic ultra-precision spindle was constructed based on the Donaldson reversal method, which was taken as the efficient method for error separation theoretically, has been widely used to separate shape errors of standard artifact.
Journal ArticleDOI
Effect of manufacturing errors of the pad sliding surface on the performance of the hydrodynamic thrust bearing
TL;DR: In this paper, the effect of manufacturing errors on the performance of large tilting pad thrust bearings has been investigated, following a CFD-based Thermohydrodynamic analysis of a single pad.
References
More filters
Journal ArticleDOI
Techniques for calibrating spindles with nanometer error motion
TL;DR: In this article, an improved implementation of Donaldson and Estler reversal that eliminates moving and realigning the displacement sensor, frequency domain low-pass filtering of data to remove spectral content without distortion, robust removal of low frequency components caused by thermal drift and fluctuations in air bearing supply pressure, and three-dimensional display of the synchronous error motion in the radial and axial directions.
Journal ArticleDOI
Numerical investigation of static and dynamic characteristics of aerostatic thrust bearings with small feed holes
TL;DR: In this article, an aerostatic annular thrust bearing with small feed holes of less than 0.05mm diameter was treated and the static and the dynamic characteristics of this type of bearing were investigated numerically.
Journal ArticleDOI
Numerical calculation and experimental verification of static and dynamic characteristics of aerostatic thrust bearings with small feedholes
TL;DR: In this paper, aerostatic annular thrust bearings with feedholes of less than 0.05mm in diameter are considered, and the static and dynamic characteristics of these bearings are investigated experimentally and numerically.
Journal ArticleDOI
Modeling of dynamic characteristic of the aerostatic bearing spindle in an ultra-precision fly cutting machine
TL;DR: In this article, the axis orientation stability of aerostatic bearing spindles has a great influence on machining precision of ultra-precision fly cutting machines used for processing optical components of large diameter.
Journal ArticleDOI
Dynamic characteristics of an aerostatic bearing spindle and its influence on surface topography in ultra-precision diamond turning
TL;DR: In this article, a five-degree-of-freedom dynamic model for an aerostatic bearing spindle is built up to describe its dynamic responses, involving translational motions and tilting motions, and to analyze the effects on surface topography of the spindle vibration under different cutting processes in UPDT.