电火花快走丝机床导轮组件磨损分析及判断

Analysis and Judgment on Wear of Guide Wheel Components of DK 77 Series ED Wire Cutting Machine

导轮是电火花线切割机上电极丝的导正装置,是容易磨损的组件,它运行的稳定性直接影响线切割加工质量。从导轮的结构和加工环境两方面,分析了导轮产生磨损的原因,并给出其磨损程度的判断方法,为切割机正常工作及维护提供了有益参考。

The guide wheel as the guiding device of electrode wire ,is a vulnerable component in ED （electron discharge ） wire cutting ma-chine .Cutting quality of the machine depends on stable operation of guide wheel .In this paper reasons for wear of the guide wheel is ana-lyzed from perspectives of structure and processing environment of guide wheel ,and the ways to judge the degree of wear of guide wheel are also summarized .The results are valuable for daily work and maintenance of the machine .