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介绍了煤矿机械设备中NGW行星齿轮轴承的设计,并且对NGW型行星齿轮传动应用于煤矿机械设备中的具体情况以及滚子和轴承的应用,分析了小直径行星齿轮轴承设计技术难点。
The design of NGW planetary gear bearing in coal mine machinery and equipment is introduced. And the application of NGW planetary gear drive in coal mine machinery and the application of roller and bearing are analyzed. The technical difficulties in design of small diameter planetary gear bearing are analyzed.