Results 11 to 20 of about 101 (93)
Applied Sciences, 2023 The stiffness of static pressure spindles and slides is affected by the phenomenon of fluid-structure interaction (FSI). Many methods have been proposed to calculate the stiffness with FSI considered.
Liang Liu +4 more
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Механика машин, механизмов и материалов, 2021 The article presents the results of studies of the shaft oscillation processes of a precision horizontal highspeed electric spindle with aerostatic radial and axial supports, used at Planar OJSC in equipment for separation of semiconductor plates into ...
Alexander E. Kovensky +2 more
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Lubricants, 2023 In the interest of analyzing the effect of the structural deformation root caused by gas pressure on the static features of aerostatic bearings, a fluid–structure interaction (FSI) model based on orifice-type aerostatic bearings is proposed that can ...
Yangong Wu +4 more
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Lubricants, 2022 A simplified calculation method is evaluated to calculate the static performance of an aerostatic journal bearing with multiple orifice-type restrictors.
Yangong Wu +4 more
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Study on the Extraction Simulation of the Cylindrical Features
Mathematical Problems in Engineering, Volume 2020, Issue 1, 2020., 2020 The extraction simulation method and theory of cylindrical components were promoted in this paper. According to the manufacturing principle of the cylindrical components, the main influence factors of their precision manufacturing were analyzed, and their extraction models of cylindrical features were built under the analysis of the errors of the ...
Zexiang Zhao +5 more
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Rotation Accuracy Analysis of Aerostatic Spindle Considering Shaft’s Roundness and Cylindricity
Applied Sciences, 2021 The rotation accuracy of the aerostatic spindle can easily be affected by shaft shape errors due to the small gas film clearance. Thus, the main shaft shape errors with the largest scale—that is, the roundness and cylindricity errors—are studied in this ...
Guoqing Zhang +5 more
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Shock and Vibration, Volume 2020, Issue 1, 2020., 2020 The paper studies the characterization and evaluation technology of rotation accuracy of hydrostatic spindle under the influence of unbalance. The dynamic model of the motion error of the hydrostatic spindle is established based on the dynamic parameters. The variation law of motion error of spindle rotor is analyzed under the unbalanced mass.
Dongju Chen +3 more
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Advances in Mechanical Engineering, 2023 To solve the problems of a low gas supply pressure and low load capacity of traditional orifice-compensated aerostatic journal bearings (OCAJBs), this paper presents the design of a double-row gas supply micro-groove-orifice aerostatic journal bearing ...
Wei Cui +4 more
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Applied Sciences, 2021 Aerostatic bearings are widely used in high-precision devices. Partial arc annular-thrust aerostatic porous journal bearings are a prominent type of aerostatic bearings, which carry both radial and axial loads and provide high load-carrying capacity, low
Pyung Hwang, Polina Khan, Seok-Won Kang
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A thermally stable aerostatic spindle system equipped with self-cooling function
Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2014 High efficiency and high precision machining technologies have been recently required in a variety of industries. In general, aerostatic spindle systems can realize such machining, while at high speed rotation it generates a large amount of heat that ...
Yuuki TAMURA +3 more
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