矩形静压推力轴承表面平面度与粗糙度的综合分形模拟  

Comprehensive Fractal Simulation for Surface Flatness and Roughness of Rectangular Hydrostatic Thrust Bearings

作　　者：张美红 董皓[1] 赵晓龙[1] 刘波[1] 张君安[1] ZHANG Meihong;DONG Hao;ZHA0 Xiaolong;LIU Bo;ZHANG Junan(School of Mechatronic Engineering,Xi'an Technological University,Xi'an 710021,China)

机构地区：[1]西安工业大学机电工程学院,西安710021

出　　处：《轴承》2018年第4期55-58,共4页Bearing

基　　金：国家自然科学基金项目(51705390);中国博士后科学基金项目(2016M602937XB);西安市科技计划项目(2017075CG/RC038(XAGY008));西安工业大学科研创新团队建设计划项目

摘　　要：分析了矩形静压推力轴承的表面特征以及分形理论中几种模型的特点,结合轴承表面特征提出选用分形插值模型对静压推力轴承表面的平面度与粗糙度进行综合分形模拟。实例验证表明:该方法对静压推力轴承表面平面度与粗糙度综合特征的模拟符合真实情况,为静压推力轴承的润滑性能模拟奠定了基础。The surface characteristics of rectangular hydrostatic thrust bearings and characteristics of several models in fractal theory are analyzed.A fractal interpolation model is proposed according to surface characteristics of the bearings,the comprehensive fractal simulation is carried out for surface roughness and flatness of hydrostatic thrust bearings.The Examples verify that the method is able to reflect actually comprehensive characteristics of surface roughness and flatness of hydrostatic thrust be a rings,which lays foundation for simulation of lubrication performance of hydrostatic thrust bearing.

关 键 词：矩形静压推力轴承 分形理论 分形插值 粗糙度 平面度 

分 类 号：TH133.33[机械工程—机械制造及自动化] TH117