闭式行星轮系是一种多功能的行星齿轮传动机构。 文章主要内容是结合生产实际,特别是为满足今后现代化工业对机械高效率地传递大功率的要求,文章较全面地系统地总结出闭式轮系的基本类型,并通过具体实例计算,进行理论分析和对比,从各方面阐明了不同结构类型的闭式轮系的特点以及如何根据工作需要选择具体结构类型的方法和依据。 Closed planetary gear train is a versatile planetary gear train. The main content of the article is to combine the actual production, especially in order to meet the requirements of the modern industry to transmit high power to the machine efficiently in the future. The article systematically summarizes the basic types of the closed wheel train system systematically and through the concrete example calculation, Analysis and comparison, from various aspects to clarify the characteristics of different types of closed wheel train and how to select the specific type of structure according to the needs of the work methods and basis.