分析了一个由油膜轴承支承的转子在碰摩时的振动特性。
Vibration characteristics of a rub impact rotor system supported on oil film bearings were investigated.
油膜轴承以其独特的工作性能广泛应用于大型板带材轧机。
Oil film bearing, for its superior performance characteristics, has been widely used in the hot strip mills.
轧机油膜轴承是轧机的“心脏”,是轧钢机械的重要组成部分。
As the heart of rolling mill, oil-film bearing plays an important role in rolling machinery.
轧机油膜轴承是轧机的“心脏”,是轧钢机械的重要组成部分。
Theory of TEHD(Thermal Elastohydro-dynamic Lubricaton) for oil-film bearing in rolling mill is discussed.
第六章论述大型轧机支承辊辊系微尺度行为和油膜轴承承载特性。
The sixth chapter is of micro-dimensional behavior analiysis of large-scale rolling mill back-up roll system and load characteristic of its oil film bearing.
高速线材轧机工作辊油膜轴承频繁发生短寿烧损事故,严重困扰企业生产。
The accident is always occurred, which is that work roll oil film bearing used in high-speed wire rolling mill has shorter longevity and is often burnt.
对油膜轴承结构及设计准则进行了分析,对油膜轴承监测及控制进行了讨论。
The effect of configuration of oil-film bearing on the performance of bearing has been studied. The rules for designing oil-film bearing in rolling mill are developed.
介绍了摩根型无扭高速线材连轧机用460号油膜轴承油的性能及工业使用试验结果。
The performances and the results of service test of 460 filmatic bearing oil used for morgan type no-twist wire rod mills at high speed were presented.
轧机油膜轴承作为轧钢机械的核心部件,其质量关系到轧机的安全运行并影响着板材质量。
As the key component of rolling machinery, the quality of oil-film bearing has great influence on the safety operation of rolling mill and the quality of strip and wire steel.
通过对轧机油膜轴承锥套载荷分布的模拟实验研究,给出了轧机油膜轴承锥套载荷测试的新方法。
An new experimental method of measuring load has been developed for oil film bearing on strip rolling mill.
实验结果对研究高速线材轧机油膜轴承损伤机理、提高寿命和实现在线测控具有重要的参考价值。
The experimental results are very important for understanding damage mechanism of oil film bearing, and prolonging its service life.
2009年,安钢第二轧钢厂频繁出现支承辊油膜轴承进水和漏油事故,严重制约了轧机的正常生产。
In 2009, water ingress and oil leakage accidents frequently occurred on the backup oil film bearing in no. 2 Rolling Plant of Angang, which severely restricted the normal production of the mill.
本文以现场实际经验为基础,重点介绍了轴承座、锥套和衬套这三个油膜轴承中关键件的清洗和检修技术。
Based on worksite practice, the paper introduces Cleaning and Overhaul Technology of the chock, bushing, sleeve which are the key parts in the oil film bearing.
在测量油膜轴承锥套内部圆度误差过程中,由于内表面有许多油槽和油孔,测量过程中产生了大量无效数据。
In the roundness error measurement of inside sections of the oil film bearing, because of the oil slots and the oil holes, a large amount of invalid data can be brought.
文章首先采用特点建模技术,以特点为单元,将油膜轴承零件按特点信息分类,建立了完整的零件信息模型;
This article adopts characteristics modeling, and based on characteristics, to divide the components by characteristics information, so a whole components information model is come out.
工作辊上的四列滚子轴承主要承受弯辊力和轴向力,而支撑辊上的油膜轴承主要承受轧制力和绝大部分弯曲力矩。
Four-row roller bearings on the working rolls mainly bear roll-bending force and axial force, while the oil film on the backup roll mainly bear rolling force and most of the bending moment.
介绍了油膜轴承油国外现状和国内水平及其应用简况,分析了油膜轴承用油国产化的人为障碍及今后国产化的希望。
The present status abroad, domestic level and its application of filmatic bearing oil were described. The artificial obstacle about native production and hope in future were analysed.
通过采用边界元法对高线轧机压下垫块改造模型进行力学分析,开发设计一种适合测量高线轧机油膜轴承动态载荷特性的简易装置。
The screwdown block is improved by mechanics analysis with boundary element method, and a simple device is designed for dynamic load of oil film bearing used in high-speed wire rolling mill.
针对实验查明的油膜轴承短寿烧损原因共给出五种解决方案,分别为自位式、拉杆式、斜铁式、偏心套式和油膜—滚子组合轴承式。
According to these reasons, five projects which can solve the problem has been presented: self-aligning, puller, lean-iron, eccentric-cover and oil film-roller bearing.
介绍了HAGC油缸和支承辊油膜轴承用密封件的结构和密封原理,对两种大型进口密封进行了国产化研究,并成功用于实际生产中,密封效果良好。
The structure and seal principle of the seal components of HAGC cylinder and oil film bearing of backup roll were introduced.
计算结果表明,轴颈倾斜时,轴承油膜压力分布、最大油膜压力、油膜厚度分布和最小油膜厚度等都有明显的变化。
The results show that there are obvious changes at film pressure distribution, maximum film pressure, film thickness distribution and minimum film thickness when there is misalignment.
该系统可测量内燃机主轴承的油膜厚度、油膜温度、曲轴转角、转速、轴心轨迹和最小油膜厚度。
It can measure the oil film thickness, oil temperature, crank Angle, speed, journal center locus and minimum oil film thickness of main bearing in diesel engine.
建立了滑动轴承油膜的有限元模型,分析了油膜对船舶轴系轴承反力的影响。
The finite element model of the oil films was established. The influence of oil films on the reactions of marine shaft system was analyzed.
建立了滑动轴承油膜的有限元模型,分析了油膜对船舶轴系轴承反力的影响。
It is analyzed for the influence of oil films on the reactions of Marine shaft system by establishing the finite element model of the oil films.
提出一种计算滑动轴承油膜压力的新算法。
A new algorithm of oil pressure for sliding bearing was proposed.
本文建立了一种新型的反射式光纤位移传感器的数学模型,并将其用于推力轴承试验中测量油膜厚度的VXI测试系统中。
In this paper, an oil film thickness VXI measuring system of the thrust bearing test has been applied to set up a new kind of optical fiber reflective sensor mod el.
在无限短转子-轴承的基础上,考虑基础在垂直方向的变形,通过分析油膜力,建立了转子-轴承-基础非线性动力学模型。
On the assumption of short bearings, consideration the vertical deformation of the foundation, the coupled nonlinear dynamic model of the rotor bearing foundation system is formulated in this paper.
本文采用非线性分析方法研究了同时考虑支承阻尼和转子外阻尼的弹性支承滑动轴承系统的油膜失稳振动问题。
This paper studies the film unstable vibration of bearing system supported by flexible support considering both support damp and rotor extemal damp by use of nonlinear analysis.
可见在进行转子-可倾瓦轴承系统的非线性动力学分析时有必要计入可倾瓦滑动轴承油膜非线性的影响。
It is necessary to consider the influence of the nonlinearity of fluid forces in tilting pad journal bearings when the dynamics performance of the rotor-tilting pad bearing system is analyzed.
可见在进行转子-可倾瓦轴承系统的非线性动力学分析时有必要计入可倾瓦滑动轴承油膜非线性的影响。
It is necessary to consider the influence of the nonlinearity of fluid forces in tilting pad journal bearings when the dynamics performance of the rotor-tilting pad bearing system is analyzed.
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