The axles run in two-row self aligning ball bearings on the gear side, and a standard sealed ball race on the other end in the sprung axle box, both 12mm bore.
两轴运行的排调心方对球轴承齿轮，和一个标准就在轴箱弹簧的另一端密封球的比赛，两个12毫米口径。
In the entire structural design, the front axle of rock picker can not be designed standard, moreover this axis stress complex, is high to the intensity request.
在整个结构设计中，捡石机的前轴没有相应的结构设计标准，而且该轴的受力复杂，对强度要求较高。
Optimized design of rail wheel and axle is finished. Conclusion This result satisfies our national railway standard. The maximum stress is less than the yield stress.
结论实现火车轮轴的优化设计，优化后轮轴的最大应力均小于屈服应力，满足我国铁路的标准要求。
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