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1引言伺服电机直接驱动的折弯机数控技术是上世纪九十年代发展起来的高新技术,它的研究和开发工作对提高国产设备综合性能指标和打破国外在这一技术上的垄断地位有重要意义。随着PLC和触摸屏技术的发展,在折弯机中的应用都得到了很快的发展,为折弯机控制系统提供了新思路、新方法,也为生产效率的提高、为人类上产和生活水平的提高有着重要意义。PLC和触摸屏均采用开放性的编程方式,为折弯机
1 INTRODUCTION The servo motor direct drive bending machine CNC technology is developed in the nineties of last century, high-tech, its research and development work to improve the comprehensive performance index of domestic equipment and to break the foreign monopoly in this technology is important significance. With the development of PLC and touch screen technology, the application in the bending machine has been developed rapidly, providing new ideas and new methods for the bending machine control system, as well as improving the production efficiency, The improvement of living standards is of great significance. PLC and touch screen are using open programming, as bending machine