大型模锻液压机工作介质的选择及系统技术方案分析研究  

Selection of working medium and study of system technical scheme for huge hydraulic close-die forging press

作　　者：杨固川[1] 于江[1] 陈文[1] 刘军[1] 何万明[1] 

机构地区：[1]中国第二重型机械集团公司,四川德阳618000

出　　处：《锻压技术》2011年第1期73-77,共5页Forging & Stamping Technology

基　　金："高档数控机床与基础制造装备"科技重大专项(2009ZX04005-011)

摘　　要：介绍了国内外大型模锻液压机工作介质的使用状况,对液压机使用水(乳化液)和油(液压油)的主要理化特性、介质与元件及系统的技术关系以及油泵直接传动与水泵-蓄势器传动性能进行了比较分析,确定了我国800MN大型模锻液压机的工作介质为油,最后,从系统的可靠性、安全性、仿真、控制等方面对液压系统技术方案和技术创新进行了分析研究。The working medium adopted on the huge hydraulic close-die forging press both in China and abroad was introduced and the main physical-chemical properties of water（emulsions） and oil（hydraulic oil） used for hydraulic forging press,the technical interrelations between the working medium and components and the performance of direct-oil-pump-drive and water-pump-accumulator-drive were comparatively analyzed.The oil as working medium for China 800MN huge hydraulic close-die forging press was confirmed.Finally,the technical scheme and innovations for its hydraulic system were analyzed and studied from the aspects of reliability and safety,simulation and control etc..

关 键 词：大型模锻液压机 工作介质 液压系统技术 

分 类 号：TG315.4[金属学及工艺—金属压力加工]