采煤机牵引部设计_机械设计毕业论文、模具设计论文、数控论文范文_毕业论文天下网 关键词：采煤机；牵引部；行走部；行星齿轮 [gap=1782]Key word: The coal mining machine； the hauling department； walks；Planet gear
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The cutter of the coal mining machine bears dynamic load varying with time during excavating coal.
采煤机截齿截割煤体时，截齿承受随时间而变化的动载荷。
On-way distribution of dust in the full face mining was researched during the process of coal mining machine cutting coal.
研究采煤机在割煤落煤过程中，粉尘在综采工作面的沿程分布情况。
The technology of coal plough have been applied in the exploitation of medium-sized and thin coal seam through analysing and comparing the characteristic of cylinder mining machine and coal plough.
对比分析了滚筒采煤机与刨煤机的特性，并将刨煤机开采技术运用于中等及薄煤层的开采中，提高了煤炭生产效率，实现了工作面采煤的全部自动化，具有广泛的推广和应用价值。
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