一种液压多功能集成阀试验台设计与研究  

Design and research of a hydraulic multifunctional integrated valve test bench

作　　者：黄浩[1] 陈义训 金晓宏[1] HUANG Hao;CHEN Yi-xun;JIN Xiao-hong(College of Machinery and Automation,Wuhan University of Science and Technology,Wuhan 430081,China)

机构地区：[1]武汉科技大学机械自动化学院,湖北武汉430081

出　　处：《机电工程》2022年第6期839-845,共7页Journal of Mechanical & Electrical Engineering

基　　金：国家自然科学基金资助项目(51675387)。

摘　　要：针对目前研制的某型比例压力流量集成阀的液压硬件选配和控制系统设计问题,研发了相应的液压试验台,并对试验台做了性能测试研究。首先,将整个系统分为液压系统、电气系统和测控系统,并对各个系统做出了相应的分析;然后,对液压系统做出了相应的改动设计,并确定了其硬件的选型,对试验台电气系统进行了设计与软件编程,同时采用液压计算机辅助测试技术(CAT)实现了系统的数据采集、显示和数据控制处理功能;最后,根据现行的国家与机械行业的相关标准,运用标准的实验设备和设计的试验台做了相关的综合性能测试实验。研究结果表明:该试验台通过对液压硬件的选择、控制系统的集成化和软件程序的优化,提高了测试元件的范围和测试的精度;相较于现有的试验台,所设计的试验台具有高采样频率、高集成化和多功能化等特征。Aiming at the problem of hydraulic hardware selection and control system design of a certain type of proportional pressure flow integrated valve currently developed,a corresponding hydraulic test bench was developed,and the performance test research of the test bench was carried out.Firstly,the whole system was divided into hydraulic system,electrical system and measurement and control system for analysis.Then the hydraulic system was modified accordingly and the hardware selection was determined,followed by the electrical design and programming of the test bench,and the hydraulic computer aided test technology(CAT)was used to realize the functions of data acquisition,display and data control and processing.Finally,according to the current national and mechanical industry standards,the standard experimental equipment and the designed test bench were used to conduct relevant comprehensive performance tests.The results show that the test bench improves the range of test components and the accuracy of the test through the selection of hydraulic hardware,the integration of the control system and the optimization of the software program.Comparing with the existing test bench,the designed test bench has the characteristics of high sampling frequency,high integration and multi-functionality.

关 键 词：液压传动技术 液压阀 比例压力流量集成阀 液压试验台 综合性能测试 计算机辅助测试技术 

分 类 号：TH138.52[机械工程—机械制造及自动化]