叙述了180涡轮钻具用减速器的传动比，齿轮传动，端面机械密封和偏心短圆柱轴承的设计计算过程和有关处理办法。
The design calculation process and related process methods for transmission ratio, gear transmission, end mechanic sealing and eccentric short roller bearing used for 180 turbine drill are described.
重型汽车等的轮边减速器大齿轮与半轴的联接，采用锥度直边三角花键联接较用渐开线花键联接具有很多优点。
It is much more advantageous to adopt a taper straight-side triangular spline than an involute one, for example, in linking up big gear of wheel bub reductor with axle shaft in heavy duty trucks.
在对2k - V型减速机用齿轮设计参数分析的基础上，建立了其参数数据库和三维参数化模板库。
Based on the analysis of the design parameter of gear used in 2k-v reducer, the gear parameter database and the three-dimensional parametric gear-templet-base are constructed.
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