微弧氧化工艺在高速铁路棘轮装置上的应用  

Application of Micro Arc Oxidation on Ratchet Wheel Device for High Speed Railway

作　　者：雷涛 雷仕强 

机构地区：[1]国家铁路局工程质量监督中心 [2]宝鸡保德利电气设备有限责任公司

出　　处：《电气化铁道》2018年第4期36-39,共4页Electric Railway

摘　　要：介绍了微弧氧化技术的来源和基本原理以及微弧氧化技术在高铁棘轮装置上的应用,分析了在实际应用中电压、电流密度、氧化时间以及槽液的PH值等对棘轮陶瓷层性能的影响,提高高速铁路的安全运行水平。Briefly introduces the genesis, basic principles of micro arc oxidation technology, analyzes the application of micro arc oxidation technology in ratchet wheel device for high speed railway, analyzes influences to the ceramic coating of ratchet wheel due to the voltage level, current density, oxidation time as well as the PH value of bath liquid so as to improve the safety operation level of high speed railway.

关 键 词：微弧氧化 棘轮 夹具 陶瓷层 

分 类 号：U225.4[交通运输工程—道路与铁道工程]