friction drive hoist 冲突传动擢升机
As an important part of multi-rope friction hoist, steel rope is the key to the safe operation of all the equipments.
而钢丝绳作为多绳提升机的重要组成部分，是整个设备安全运行的关键。
The paper establishes the general differential equations about elastic liner wear problem of mult-rope friction hoist considering the differences of rope's length and rope grooves.
本文建立了同时考虑钢丝绳长度差及绳轮半差时的弹性衬垫磨损的微分方程式；并由此得到了衬垫绳槽稳定磨损的条件；
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