一种硬岩掘进机滚刀设计研究
New Technology & New Process(2017)
Abstract
刀盘是硬岩掘进机施工中的关键部件,而滚刀是刀盘掘进中的利器,掘进机在施工过程中能否顺利推进,能否把坚硬的岩石啃下来,完全取决于滚刀的性能.假设岩体是连续和均质的工况下,对特定的硬岩掘进机滚刀起动牵引力的数值进行计算,计算的结果比实际所需的值略大,安全系数高,滚刀性能卓越、稳定,并可节约施工时间.通过三维建模和计算校核可知,刀轴设计满足强度要求.
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