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介绍了线切割数控系统的改造。系统采用PC机控制,驱动电路采用大功率MOSFET构成的恒流斩波功放电路,具有用户操作界面好,使用方便;性能好,可靠性高;定位精确,运行平稳等特点。
Introduced the transformation of CNC cutting system. The system is controlled by a PC. The drive circuit adopts a constant current chopper power amplifier circuit composed of high-power MOSFETs. It has the advantages of good user interface and easy operation. It has the advantages of high performance, high reliability, precise positioning and stable operation.