高速电主轴关键技术的研究

Study on the key technologies of high speed motorized spindle

高速加工技术能极大地提高生产率和降低生产成本，是２１ 世纪最有发展前途的先进制造技术之一。电主轴是实现机床高速化的核心部件，本文结合高速铣削用大功率电主轴开发课题，详细分析了高速主轴技术的现状、存在问题及解决方法。

High speed machining is one of the most promising advanced manufacturing technologies to significantly increase productivity and further reduce production costs.Motorized spindle is the key assembly of a high speed machine tool.The present paper describes the current status of high speed spindle technology,current problems and possible solutions.The development of a high speed heavy duty milling machine motorized spindle is presented as an example.