介绍了机车专用的曲轴抛光机控制系统和PLC控制系统设计,并对其工作原理及特点进行了介绍实践证明,该设计方案成本低,可靠性高,完全适用于机车曲轴的现场加工需要。 The design of control system and PLC control system of crankshaft polishing machine for locomotive is introduced. Its working principle and characteristics are introduced. Practice shows that this design scheme has the advantages of low cost and high reliability. It is fully suitable for on - site machining of locomotive crankshaft.