The closed loop position control system of a new type nc bevel roll tester 新型数控锥齿轮滚动检查机闭环位置控制系统设计
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The hydraulic servo system using electric - fluid servo valves to realize closed loop positioning control integrated with electromagnetic direct - change valve to realize the arms " compliance control was designed 设计了采用电液伺服阀实现闭环位置控制,结合电磁换向阀实现手臂的柔顺控制的液压系统。