WA-21M数控系统数控化改造XA5032铣床

机床数控化改造可大大提高设备的自动化能力和生产率水平，满足企业对生产设备更高的要求。通过对XA5032铣床改造方案分析和进给传动系统的设计计算，应用WA-21M数控系统，完成铣床的数控化改造。阐述了数控系统的选配原则及选配方案、伺服电机的选择与电气系统的数控化改造方案，分析了系统控制软件的组成和工作原理。机床改造后，机床精度在X，Y，Z向步进精度为0.005，0.005，0.01 mm/setp；轴向定位精度为0.015 mm；重复定位精度为0.008 mm。改造后加工精度和生产率有较大提高，改造取得成功，为提高企业数控化率提供了一条切实可行的途径。

NC transformation of XA5032 milling machine with WA-21M NC system

Milling machine numerical control transformation may greatly enhance automatic capability and productivity level of equipments and fulfill the higher requirements of enterprises on equipments.Through plan analysis of XA5032 milling machine transformation and design calculation of feeding transmission system, by adopting WA-21M NC system,NC transformation of milling machines is completed;selection principle and selection plan of NC system,servo electrical machinery choice,electrical system NC transformation plan and system control software composition and work principle are elaborated.After transformation,step precision in X,Y,Z is 0.005,0.005,0.01 mm/setp;axial location accuracy is 0.015 mm;repetition location accuracy is 0.008 mm.Processing precision and productivity are greatly increased,which demonstrates the success of transformation.Meantime,it provides a feasible way for enterprises to enhance rate of NC.