一种数字阀控制摆动缸高精角度系统设计和仿真  

Design and Simulation of Digital Valve Control Rotary Actuator System with High Angle Precision

作　　者：郭大勇 陈照弟 司国雷 GUO Dayong;CHEN Zhaodi;SI Guolei(Sichuan Aerospace Fenghuo Servo Control Technology Co.,Ltd.,Chengdu 611130,China;Taylor Fluid Power Technology Co.,Ltd.,Taixing 225403,China)

机构地区：[1]四川航天烽火伺服控制技术有限公司,四川成都611130 [2]泰勒流体动力科技有限公司,江苏泰兴225403

出　　处：《机械制造与自动化》2025年第2期125-130,共6页Machine Building & Automation

基　　金：国家重点研发计划项目(2019YFB2005100)。

摘　　要：针对伺服摆动缸定位精度优于0.01°的要求,提出一种步进电机控制摆动缸的系统方案。根据目标要求,建立系统原理图;根据设计要求,建立数字阀控制摆动缸数学模型和动态传递函数,并进行博德图计算分析和动态阶跃特性仿真,提出利用系统稳定允许的减速比确保精度的新方法,确定数字阀设计的基本参数和摆动缸参数。利用数字阀控制摆动缸实现大转矩高精角度控制,且可以推广应用。To meet the requirement of actuator servo positioning precision outdoing 0.01°,a system solution of rotary actuator servo controlled by step motor is proposed.Its system schematic daigram is set up based on objective request.The rotary actuator mathematics model controlled by digital valve and dynamic transfer function is built as designed by requirement,the Bode plot analysis and step signal dynamic simulation are carried out,and a new method making use of allowable stable gear ratio for precision assurance is proposed to determine the basic digital valve parameters and rotary actuator parameters.The proposed system solution of the digital valve control rotary actuator can achieve highly precise angle control of high torque,with wide application in the future.

关 键 词：数字阀控摆动缸 数控阀 伺服摆动缸 大转矩角度控制 

分 类 号：TH137[机械工程—机械制造及自动化]