这些算法还推广到了滚动接触问题。
The algorithm is generalized to the rolling contact as well.
较高的硬度,在不增加滚动接触的一生。
A higher hardness does not increase the lifetime in rolling contact.
连续传动器使用传动带、链条或者滚动接触体。
Stepless transmissions usebelts, chains, or rolling-contact bodies.
抽样装置一个滚动接触轴承是阐明啦在图3.2。
A sample installation of a rolling contact bearing is illustrated in Figure 3.2.
该试验机可用于评定各种材料轴承用球的滚动接触疲劳性能。
The tester may be used to evaluate contact fatigue performances of balls made of various materials.
本文将虚拟接触载荷法推广应用到线弹性稳态滚动接触分析。
Analysis of the steady-state rolling of tires on the concreate pavement;
结果表明,掉块缺陷的形成是由于钢轨滚动接触疲劳伤损所致。
The result shows that rolling contact fatigue failures caused swap block defects of rail.
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。
Surface defects in ceramic bearing balls may significantly affect ball strength and reduce rolling contact fatigue lifetime.
选择素主要在白细胞表达,介导白细胞在微血管内皮细胞上的滚动接触。
L-selectin is mainly expressed on leukocytes and mediates leukocytes rolling contact with microvascular endothelial cells.
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。
But the study on the rolling contact fatigue failure mechanism of super hard material coati-ngs is in grope.
在滚动接触组成部分,作为一项规则,通过硬的快速淬火油或盐温泉浴的加热元件。
The rolling contact components are, as a rule, through-hardened by swiftly quenching the heated components in oil baths or salt baths.
在滚动接触疲劳试验时循环载荷的作用下,界面处的石墨相当于孔洞引起应力集中。
Graphite plays a role as pores in the interface and increases the stress concentration under cyclic loading.
这些算例着重与在接触区附近有孔洞型缺陷或裂纹的二维弹性体的移动和滚动接触。
It is emphasized to the moving and rolling contact of 2d elastic bodies with hole-type defect or crack in the vicinity of contact region.
对于工况参数,主要分析了横移量、轴重和轨底约束对轮轨滚动接触应力场的影响。
The effects of case parameters on the distribution of elastic-plastic stress hi railhead are analyzed including lateral displacement, gross rail load on axle and constrained conditions of rail bottom.
本文从数值方面详细分析了两种型面轮对和轨道在滚动接触过程的接触几何、蠕滑率和蠕滑力。
The contact geometry parameters and rigid creepages of wheelset and track in rolling contact are analyzed.
结果表明,含氮量对滚动接触疲劳寿命及平面应变断裂韧性具有很显著的影响,而对耐磨性影响很小。
The results show that nitrogen has remarkable influences on rolling contact fatigue life and plain strain fracture toughness, and little influences on wear resistance.
细小致密的等轴状晶粒、玻璃相少的陶瓷球的滚动接触疲劳性能优于长针状晶粒、玻璃相多的陶瓷球。
The rolling contact fatigue performance of ceramic balls with fine compact equal-axis grain and fewer glass phase exceeds that of those with slightness-needle grain and more glass phase.
然后用SIMPACK软件及三维非赫兹滚动接触理论对其进行了动力学性能及接触力学性能的分析。
Subsequently use SIMPACK software package and CONTACT numerical procedure to analyse its dynamic performance and contact mechanical performance.
踏面斜裂纹及断口的宏观形貌和理化检验与分析表明,踏面斜裂纹伤损属于滚动接触疲劳裂纹伤损类型。
The macro profile and physicochemical examination of the tread oblique crack shows that the crack falls into the category of rolling contact fatigue type.
通过对钢轨的修磨可减少由于滚动接触疲劳引起的钢轨损伤,减少钢轨侧面磨损,可延长钢轨的使用寿命0.5 ~1倍。
It may decrease fatigue damage causing by rolling contact and side damage on track and prolong rail service life 0.5 ~ 1 time by means of grinding rail track.
其中滚动接触剥离和制动剥离是两种主要剥离类型,滚动接触应力、制动热作用、热裂纹和机械作用是引起剥离的主要原因。
In the mean time, rolling contact stress, braking heat energy, thermal crack and mechanical action are key causes of tread spalling.
计算结果表明超硬涂层材料滚动接触的力学行为和一般的滚动接触的力学行为存在很大的不同,主要表现在对最大剪切应力的影响。
The calculation shows that the dynamical behavior of rolling contact about super hard material coatings is very different from the dynamical behavior of rolling contact about ordinary contact.
在曲线处的内轨和外轨通常打磨成不对称的形状,目的是改善共形接触,增大内外车轮滚动圆的直径差,利于导向。
Curves generally are ground with asymmetric profiles that promote conformal contact in order to take advantage of the rolling radius difference and enhance steering.
假设柔性轴承的寿命符合韦布尔分布,应用赫兹弹性接触理论和滚动轴承额定动负荷理论进行柔性轴承的寿命分析。
Hertz contact theory and dynamic load rating theory are used to study flexible bearing life assuming that the life is coincident with Weibull distribution.
为了增加接触面积并承受较大载荷,滚珠在内外环的曲线槽内滚动。
To increase the contact area and permit larger loads to be carried, the balls run in curvilinear grooves in the rings.
材料的应力在滚动结果从外在负载下的轴承接触压力以及从附加应力的机械、化工或热性质。
The material stress in rolling contact results from the external loading of a bearing under contact pressure as well as from additional stresses of a mechanical, chemical or thermal nature.
滚动轴承。单列角面接触的球轴承。外圈非推力边的倒圆角尺寸。
Rolling bearings. single - row angular contact ball bearings. chamfer dimensions for outer ring non - thrust side.
基于最大接触应力的判据,提出滚动直线导轨额定静力矩的基本定义,并计算了几种产品的额定静力矩。
The definition of rated static torque for linear rolling guide is given according to the criterion for maximum contact stress.
基于最大接触应力的判据,提出滚动直线导轨额定静力矩的基本定义,并计算了几种产品的额定静力矩。
The definition of rated static torque for linear rolling guide is given according to the criterion for maximum contact stress.
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