流量新阀与PLC控制新回路及YT4543型新油路  

A new hydraulic circuit controlled by a new speed control valve and PLC & a new hydraulic system of model YT4543

作　　者：汪大鹏[1] 郝诗明[1] 吴宪平[1] 戴娟[1] 胡冠昱[1] 

机构地区：[1]长沙大学,长沙410003

出　　处：《现代制造工程》2007年第12期103-105,109,共4页Modern Manufacturing Engineering

摘　　要：在已有液压回路的基础上,提出一种新的、用于实现动力滑台运动的二工进调速阀的二工进速度换接回路,给出其组成图和工作原理。采用FX2N-32MR型PLC设计了其控制系统,得出新回路及其控制系统。同时,以YT4543型液压系统为例,介绍了新回路的应用。On the basis of old hydraulic circuit,brings forward a new valve named speed contorl valve of two work speeds in changes of two work speeds in the hydraulic circuit to realize the movement of power sliding feed table,offers the fig of its makeup and principle of work,designs its control system by PLC（FX2N-32MR）,gets characteristic of the new hydraulic circuit and control system.By these,presents the PLC＇s broad prospect of application in the field of industrial control.Meanwhile,introduces application of the new circuit in typical hydraulic system of model YT4543.

关 键 词：组合机床 动力滑台 YT4543型液压系统 二工进调速阀 可编程控制器 

分 类 号：TH137[机械工程—机械制造及自动化]