曲柄销应研磨并抛光。
随著曲轴的转动，曲柄销绕主轴作圆周摆动。
As the crankshaft rotates, the crankpin swings in a circle around the shaft.
采用动坐标系建立了曲柄销强度计算的力学模型。
A mechanical model for calculating the strength of the crank pin on pumping units is established by a rotary coordinate.
给出了曲柄销联接螺母的最小拧紧力矩计算公式。
The equation for calculating minimum tightening torque on the crank pin nut is given.
分析了游梁式抽油机曲柄销所受载荷及失效形式。
The load applied on the crank pin of a beam pumping unit and the failure patterns of the pin are analyzed.
利用这种设计计算方法还可以预测曲柄销的失效概率。
This method can also be used to predict the failure probability of the crank pin.
利用二级模糊综合评判原理对无游梁式抽油机曲柄销的可靠度进行预测。
Using the two - level fuzzy comprehensive theory for the realibilty testing of the crank pin in the non - beam pump is discussed in this article.
通过把连杆连接到包住曲柄销的一个主盘上，十二个气缸便可在同一个曲柄销上工作。
By attaching the connecting rods to a master disk surrounding the crankpin, as many as twelve cylinders have been made to work on a single crankpin.
通过计算举例，指出CYJ10—3—53B型抽油机存在曲柄销疲劳强度偏低的问题。
The author asserts that the examples of calculation Show a somewhat low fatigue strength for the crankpin of CYJ10—3—53B pumping units.
阐述了发动机曲轴动平衡试验时在曲柄销上需加装当量质量的原因，并提出了在曲轴动平衡试验时当量质量的计算方法。
The reason why crankshaft must be equipped the equivalent ring at the crankpin when the dynamical equilibrium test is made is pointed out.
阐述了发动机曲轴动平衡试验时在曲柄销上需加装当量质量的原因，并提出了在曲轴动平衡试验时当量质量的计算方法。
The reason why crankshaft must be equipped the equivalent ring at the crankpin when the dynamical equilibrium test is made is pointed out.
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