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对德国进口的4级直交轴行星斗轮减速机的末级行星齿轮的失效、点蚀、剥落和胶合以致粉碎性损伤等现象进行了系统分析;从齿轮材料的选用、热处理工艺等方面进行了国产化优化设计的改进。
The failure, pitting, peeling and gluing of the final stage planetary gear of the 4-stage quadrature planetary planetary reducer imported from Germany were analyzed systematically. The selection of gear materials, heat treatment process and so on Improvement of localization optimization design.