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- Pure Rolling Contact Fatigue Life Tester for Balls with Three Point Contact 轴承用球三点接触纯滚动接触疲劳寿命试验机
- Keywords Tribology;Silicon Nitride Ceramic Ball;Rolling Contact Fatigue;Ceramic Bearing;Fatigue Life Test; 关键词摩擦学;氮化硅陶瓷球;滚动接触疲劳;陶瓷轴承;寿命试验;
- Improving on the Rolling Contact Fatigue Life and Mechanical Behaviors of Bearing Steel by Nitrogen Plasma Immersion Ion Implantation 氮等离子体浸没离子注入技术改善轴承钢滚动接触疲劳寿命和机械性能的研究
- rolling contact fatigue life 滚动接触疲劳寿命
- Rolling Contact Fatigue of Rails: What Remains to be Done? 钢轨滚动接触疲劳的进一步研究?
- Design of data measurement and control system was introduced for bearing balls rolling contact fatigue(RCF) life test rig. 介绍了疲劳试验机数据测量系统和控制系统的设计,主要阐述了数据采集方法和控制过程。
- The life time of rollers in the hot rolling of steel was studied by analyzing the initiation and propagation of vertical short cracks due to rolling contact fatigue(RCF) in the backup roller steel. 采用光学显微镜跟踪测量法研究了支承辊钢滚动接触疲劳垂直短裂纹的形成和不扩展特性。结果表明:这种短裂纹生成很快、初始扩展速率非常高,但很快就停止扩展;
- But the study on the rolling contact fatigue failure mechanism of super hard material coati-ngs is in grope. 但是目前对于超硬涂层材料滚动接触疲劳失效机理的研究还处于探索之中。
- Surface defects in ceramic bearing balls may significantly affect ball strength and reduce rolling contact fatigue lifetime. 陶瓷轴承球的表面缺陷会严重降低球的强度和滚动接触疲劳寿命。
- The residual stress formed on the surface of rolling bearing in superfinish hard turning will influence the fatigue life of rolling contacting after stress decay. 超精硬态切削在滚动轴承表面形成的残余压应力,经工作应力衰减后才成为影响滚动接触疲劳寿命的应力状态。
- A rolling contact theory is a base of the study on the performances of wheel/rail (W/R), such as rolling contact fatigue, corrugation, W/R noise and derailment. 轮轨蠕滑理论的研究不仅为车辆动力学、轨道动力学的数值仿真提供了轮轨力计算模型,而且是轮轨关系研究的基础。
- The dissertation applies the design method and theory of modern mechanical system to design the new rolling contact fatigue tester for superhard coated materials. 本文应用现代机械系统的设计方法和设计理念,研制了超硬涂层材料滚动接触疲劳试验装置。
- The effects of direct-quenching heat-treatment through gas carburizing on the spot contact fatigue life of crosspiece and bowl was mainly studied. 采用气体渗碳直接淬火热处理工艺对力车轴档、轴碗进行接触疲劳寿命的影响试验。
- When the viscosity surpasses a certain marginal value,gearing contact fatigue life decreases with an increment of viscosity. 通过热弹流润滑数值计算,分析了润滑油粘度对齿轮接触疲劳寿命的影响。
- Rolling contact fatigue(RCF) life 滚动接触疲劳寿命
- This paper presents the rolling contact fatigue method of evaluating the fatigue strength of substrate/hard film interface. The principle, set-up and applications of the dynamic adhesion tester were introduced. 介绍了滚动接触疲劳法测定硬质薄膜膜基界面疲劳强度的方法 ,以及动态结合强度试验机的原理、结构及其应用。
- High strength and high toughness frog of bainitic steel has its superiority of relatively better anti-wear property,longer contact fatigue life,lower cost and better solderability,etc. 阐述了贝氏体钢高强高韧辙叉具有更高的耐磨性和接触疲劳寿命,成本更低廉,可焊性好等优点。
- Rolling Contact Fatigue of Rail Steel 钢轨钢的滚动接触疲劳
- An Investigation of Rail Rolling Contact Fatigue 钢轨滚动接触疲劳研究
- Study of Rolling Contact Fatigue of Wheels 车轮滚动接触疲劳研究