轴肩

在综合分析断裂现象、化学成分和实际工作情况后，认为轴肩定位不完全是导致销轴断裂的主要原因。

The result shows that it is the localization incompletely of shaft shoulder which causes the fracture of pin .

试验中发现：小的摩擦头直径有利用焊缝成型，大的轴肩直径更有利于金属塑性流动。

Trials found that : the first small diameter of the friction weld using molding , large diameter shaft shoulder is more conducive to plastic flow of metal .

目前关于FSW产热作用机制一般都认为主要是轴肩与母材之间的摩擦生热。

The present studies on fsw thermal model are mostly based on the friction between the shoulder and base metal .

轴肩圆角拉弯时应力集中系数的最新研究结果

Updated Stress Concentration Factors for Filleted Shafts in Bending and Tension

水轮机主轴轴肩槽加工工艺性分析

The Technique of Machining Pivot Slot of Hydraulic Turbine Shaft

楔横轧轴肩的成形曲面的设计

Design of the Forming Surface for Wedge Rolling Shoulders

GB/T886-1986轴肩挡圈站直了，别耸肩！

Stand straight , don 't hunch your shoulders !

建模时采用了有锥度的凹面模拟轴肩的作用。

When modeling , a whirly conical concave replace the effect of the shoulder .

轴肩过渡曲线形状设计研究

Research on Shape Design of Shoulder Transition Curve

一种新型轴肩过渡曲线

A new type of shoulder transition curve

研究表明，减小搅拌头轴肩直径、降低焊接热输入有助于减小结构宏观变形；

Results showed that smaller tool shoulder and lower welding energy would reduce the deformation .

GB/T5281-1985内六角圆柱头轴肩螺钉

Hexagon socket head shoulder screws

但是外圈只有一个轴肩，所以轴承可以拆开。

The outer ring , however , has only one shoulder , so the bearing can be taken apart .

通过分析发现，齿根处和轴肩过渡处应力值很高，这与实际应用过程中经常发生断裂的情况是一致的。

By analyzing , the stress of teeth-root is higher , it is coherent with the actual crack condition .

旋梭轴肩、梭尖以及旋梭套的形状有所改变；采用了一种新的挑线装置。

A new take-up device is adopted to re-shape the rotating hook shaft , the hook point and the bobbin case .

较低的焊速、转速、较小的轴肩直径都能够一定程度上降低残余应力。

The low welding speed , low rotational speed , and small diameter of the pin shoulder can reduce the residual stress .

在轴承的一侧，内圈和外圈在轴肩处都有一个装配槽，通过该槽球被纳入轴承。

On one side of the bearing , both rings were provided with a filling slot in the shoulder , through which the balls were fed into the bearing .

将有限元结构分析技术与数学规划方法相结合，对轴肩过渡曲线进行形状优化设计，提出用圆弧蜕变曲线作为轴肩和砂轮越程槽的过渡曲线，以降低轴肩应力集中。

This paper combines finite elements with mathematical programming for shape optimization of shoulder transition curve and puts forward using transmutable arc as shoulder transition curve in a stepped shaft .

轴套上设有与主轴轴肩配置的装配台阶，轴套台阶与水密封板之间形成有固定的间隙。

An assembly step matching the shaft shoulder of the mainshaft is positioned on the shaft sleeve and a fixed gap forms between the shaft sleeve step and the water-tight plate .

此外，轴肩过渡圆弧加工质量欠佳和结构刚性突变，产生较大的应力集中，在交变弯曲载荷作用下，导致摇臂轴多源双向弯曲疲劳断裂。

In addition , the stress concentration due to the imprecisely controlled machining and the sudden change of the stiffness in the structure , and the alternating load also contributed to the multi-source biaxial bending fatigue fracture of the fixed-pivot shaft .

结果表明：双轴肩搅拌摩擦焊接头的抗拉强度可以达到母材的78%，但低于单轴肩接头，能达到单轴肩接头强度的86.2%。

The result shows that : dual axle shoulder friction stir welding head tensile strength can achieve the mother material of 78 % , but less than single shaft shoulder joint , can achieve single shaft shoulder joint strength of 86.2 % .

将有限元分析与优化技术相结合，设计了轴肩过渡曲线形状优化软件，提出能在较大程度上降低轴肩过渡曲线应力集中的优化线型。

Finite element analysis is combined with optimum technology in this study . Software is designed to optimize shaft shoulder transition curve . An optimum shaft shoulder transition curve shape is offered , which can low stress concentration of shaft shoulder transition curve to a considerable degree .

搅拌摩擦区边界晶粒发生了明显的塑性变形，被扭曲拉长；轴肩变形区晶粒尺寸和搅拌摩擦中心区相似，晶粒均较细小。

On the edge of friction stir zone , the material had undergone plastic deformation and the grains had been distorted and elongated . In the shoulder deformation zone , the grain size was similar to that of the center of friction stir zone which dominated by fine grain .

利用ANSYS软件对扭转条件下圆轴轴肩圆角的优化设计

The Optimal Design with ANSYS for the Circular Arc Transition Radius of the Shaft Collar of a Circular Shaft in Torsion

介绍了利用ANSYS软件对圆轴轴肩圆角进行优化设计的方法，在工程实际中有重要的应用价值。

This thesis introduces the method of optimal design for the circular arc transition radius of the shaft collar of a circular shaft with ANSYS , which has an important use value in engineering practice .

飞边槽结构形式对模锻成形的影响阶梯轴台肩圆角冷挤压成形速度场建模研究

Research on velocity field modelling of the multi-diameter shaft 's shoulder fillet forming by open-die cold extrusion

将开式冷挤压技术用于阶梯轴台肩圆角的成型。

The open-die cold extrusion technique is firstly applied in forming of the multi-diameter shaft 's shoulder fillet .

圆轴轴肩处若采用尖角过渡，承载时将引起较大的应力集中。

If transition at the shaft collar of a circular shaft adopting closed angle will bring biggish stress concentration as bearing load .

过渡阶段，根据肩关节拉引角、肩轴角、肩速的变化看，此阶段发生运动损伤的可能性较小。

At transition stage , in accordance with angle of pull , the angle of axis between shoulder , the speed of shoulder , the possibility of sports injury is small .

在最后用力左脚着地瞬间，左侧应及时的固定，避免前移过快，髋轴保持超越肩轴，左脚着地应有合理的着地角。

Force left the ground in the final moment , the left should be fixed in time to avoid excessive forward , hip axis remain beyond the shoulder axis , left the ground is the ground should be a reasonable angle .