基于超精密车床闭式静压导轨节流器参数研究  

Research on parameters of flow regulators based on closed hydrostatic guideway of ultra-precision lathe

作　　者：李晓会 LI Xiaohui(Beijing Precision Machinery&Engineering Research Co.,Ltd.,Beijing 100102,CHN)

机构地区：[1]北京工研精机股份有限公司,北京101300

出　　处：《制造技术与机床》2023年第8期5-12,31,共9页Manufacturing Technology & Machine Tool

基　　金：国资委工程(2020YQGJ043-010)。

摘　　要：根据滑块与节流器耦合关系,绘制液阻回路,建立数学模型,分析节流器主要参数对具有不等面积矩形对置油腔的闭式液体静压导轨静动态特性影响规律。研究得出,节流器组合方式及其最佳液阻比与调试优化方法;单膜片阻尼和支撑腔阻尼之比与单膜片阻尼和并联油路阻尼之比的最佳关系式;预压腔油路阻尼对滑块动态稳定性的影响。为闭式不等面积油腔的节流器设计与调试提供参考与方法。According to the coupling relationship between slider and flow regulators,the hydraulic circuits are drawn,the mathematics models are established,the influence of regulator parameters on static and dynamic characteristic of closed hydrostatic guideway which has opposite differential rectangle chamber are analyzed.This research obtains the combination mode of regulators,the best resistance ratio,the methods to optimize,the equality relation between the resistance ratio which of single film's and support chamber's and the resistance ratio which of single film's and parallel loop's,the influence of preload loop's resistance on guideway stability,provides reference and ways to regulators design and test.

关 键 词：静压导轨 对置油腔 液阻 膜片节流器 静刚度 稳定性 

分 类 号：TH122[机械工程—机械设计及理论]