The failure analysis of the high speed roller bit bearing.
高速牙轮钻头轴承的失效分析。
Service life of bit bearing is not only determined by bearing material, but also by its environment.
钻头轴承的寿命不仅取决于轴承材质，更取决于工作环境。
Wheel is a new diamond drill bit for oil drilling tools, drill bit bearing life with their life impact of crucial importance.
轮式金刚石钻头是一种新型的石油钻探工具，钻头轴承的寿命对其使用寿命有着致关重要的影响。
Compared the number of cone bit bearing capacity and concluded: diamond wheel bearing life is far greater than the cone drill bit bearings.
对比了牙轮钻头的轴承能力数，得出结论：轮式金刚石钻头轴承寿命远远大于牙轮钻头轴承。
In this article we discussed the possibility of replacement of cobalt alloy by Cr-Ni iron Base alloy in drill bit bearing on the basis of welding test, wearing test and microscopic examination.
本文通过焊接试验、显微分析和磨损试验论述了以铬、镍、铁基合金代替钴、铬、钨合金作石油钻头牙爪堆焊耐磨合金的问题。
It has basically matched with low speed sealing bearing bit, but it cannot avoid its fault.
它与低速密封轴承钻头已基本匹配，但其失效不可避免。
These may keep out the contagion for a small time but they will not work in a world that will soon be blanketed in bit-bearing media.
这些岗哨或许能暂时把传染挡在外面但在一个即将被比特媒体覆盖的世界中这一切都将失去作用。
These may keep out the contagion for a small time, but they will not work in a world that will soon be blanketed in bit-bearing media.
这些岗哨或许能暂时把传染挡在外面，但在一个即将被比特媒体覆盖的世界中，这一切都将失去作用。
A new type rock bit with bearing liner structure has been developed and tested on the spot.
研制了一种新型的镶套轴承结构牙轮钻头，并进行了现场试验。
A method of determining the load on journal bearing of three-cone bit is described in this paper.
本文阐述了三牙轮钻头滑动轴承载荷的测试方法。
The recent development trend of cone bits is to realize their high speed. Faster the speed of bit is, the more weak of common bearing seals worked under the rough environment is.
牙轮钻头目前的发展趋势是实现高速化，随着钻头转速的不断提高，在恶劣环境下工作的普通轴承密封这一环节的薄弱性将显得越来越突出。
Finally, on the wheel bearing wear diamond bit was analyzed and calculated bearing life expectancy.
本文最后，对轮式金刚石钻头轴承的磨损进行了分析，并计算了滑动轴承预期寿命。
In the depths of time, bearing in mind the little bit of happiness and sadness.
于时光深处，铭记一路点点滴滴的快乐与忧伤。
These may keep out the contagion for a small time, but they will not work in a world that will soon be blanketed in bit-bearing media.
这在短期内或许可以防止传染，但对一个很快就被传送媒体所覆盖的世界而言，这将不再有效。 。
The main failure patterns of the sliding bearing of a cone bit are gluing and abrasion.
钻头滑动轴承的主要失效形式是胶合和磨粒磨损。
The failure mechanism of journal bearing of roller cone bit is analyzed, the failure type is adhesive wear, and main factors affecting the adhesive wear are analyzed.
分析了牙轮钻头滑动轴承失效的机理，论证了牙轮钻头滑动轴承失效形式主要为粘着磨损，分析了影响轴承粘着磨损失效的主要因素。
The failure mechanism of journal bearing of roller cone bit is analyzed, the failure type is adhesive wear, and main factors affecting the adhesive wear are analyzed.
分析了牙轮钻头滑动轴承失效的机理，论证了牙轮钻头滑动轴承失效形式主要为粘着磨损，分析了影响轴承粘着磨损失效的主要因素。
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