1) tooth root bending-fatigue strength
齿根弯曲疲劳强度
1.
The specific features of acting pressure and stress of involute scroll teeth were analyzed and the criterion for calculating bending fatigue-strength of scroll tooth roots was determined with a load model based on tooth root bending-fatigue strength being obtained.
分析渐开线动涡旋齿的作用压力和应力特点,确定了涡旋齿根弯曲疲劳强度计算准则,得到基于齿根弯曲疲劳强度的载荷模型。
2) teeth bending fatigue strength
轮齿弯曲疲劳强度
1.
So FEM provides a new method of the teeth bending fatigue strength caculation of teeth of the geer.
与传统计算结果相比较 ,其结果更为精确 ,为轮齿弯曲疲劳强度计算提供了一种简洁、精确的计算方
3) bending fatigue strength
弯曲疲劳强度
1.
Study on bending fatigue strength of automobile steering bridge;
汽车转向桥弯曲疲劳强度研究
2.
Based on the failure analysis of thin wall carburized gears cracked in present production,the heat treatment process and clamp method were improved,and as a result,the core hardness of the thin wall carburized gear was effectively decreased as well as its bending fatigue strength was increased.
在对现生产中开裂的薄壁渗碳齿轮进行失效分析的基础上,通过改进热处理生产工艺及装夹方式,有效降低薄壁渗碳齿轮的心部硬度,达到提高其弯曲疲劳强度之目的。
4) tooth bending stren
齿根弯曲强度
1.
Through enlarging the top fillet arcs radii and meanwhile reducing the addenda of the tools, an improvement on basic profiles of rack kind tools is proposed to improve the tooth bending strength of the external involute cylindrical gears.
为提高外啮合渐开线圆柱齿轮的齿根弯曲强度 ,针对齿条型刀具提出了减小刀具齿顶高并同时加大其齿顶过渡圆弧半径的改进方案。
5) Crankshaft-bending fatigue strength
曲轴-弯曲疲劳强度
6) fatigue stength under reversed bending
反向弯曲疲劳强度
补充资料:弯曲疲劳
分子式:
CAS号:
性质:又称屈挠疲劳。材料在交变弯曲应力作用下发生损伤乃至断裂的过程。在疲劳初期,内部结构将发生改变,接着出现疲劳裂纹的成核和扩展,当疲劳裂纹失稳扩展时就导致疲劳断裂。在作弯曲疲劳试验时,按控制变量,可分为应力疲劳和应变疲劳两类。应力疲劳时,应力幅值恒定在一较低值,加载的频率高,断裂周次也高;应变疲劳时,应力幅值恒定在较高值,加载频率低,断裂周次也低。弯曲疲劳是工程实际中经常会发生的问题,弯曲疲劳试验也是材料疲劳试验方法中比较成熟的一种方法。
CAS号:
性质:又称屈挠疲劳。材料在交变弯曲应力作用下发生损伤乃至断裂的过程。在疲劳初期,内部结构将发生改变,接着出现疲劳裂纹的成核和扩展,当疲劳裂纹失稳扩展时就导致疲劳断裂。在作弯曲疲劳试验时,按控制变量,可分为应力疲劳和应变疲劳两类。应力疲劳时,应力幅值恒定在一较低值,加载的频率高,断裂周次也高;应变疲劳时,应力幅值恒定在较高值,加载频率低,断裂周次也低。弯曲疲劳是工程实际中经常会发生的问题,弯曲疲劳试验也是材料疲劳试验方法中比较成熟的一种方法。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条