According to the characteristics and failure forms of coal mine mechanical gear transmission, the causes of failure are analyzed from the aspects of design, manufacture, installation and use, and the design and deployment, material selection, processing technology and gear treatment are respectively analyzed. The measures to improve the transmission gear of coal mine machinery are put forward in the aspects of lubrication.%结合煤矿机械齿轮传动特点与失效形式,从设计、加工制造、安装使用等方面分析其失效原因,并分别从设计部署、材料选择、加工工艺、齿轮处理、润滑工作等方面提出改进煤矿机械传动齿轮的措施.
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