液压冲击振动过程的力学分析  

Mechanics Analysis of Impact Vibration by Hydraulic Pressure

作　　者：肖安崑 辛勇[1] 万伟民[1] 刘年生[2] 

机构地区：[1]南昌大学机电工程学院,江西南昌330029 [2]江铃汽车股份有限公司,江西南昌330001

出　　处：《南昌大学学报（工科版）》2000年第3期30-33,共4页Journal of Nanchang University(Engineering & Technology)

基　　金：江西省自然科学基金资助项目! (991 2 0 1 0 )

摘　　要：分析研究了液压机动梁下行接近工件时 ,主油缸液体流速的变化对形成液压冲击、诱发机器基础振动的内在联系 ,同时对液压行程与动梁、机器 (包括基础 )The relation between both machine foundation vibration and hydraulic pressure impact,and change of liquid flow velocity in oil jar,has been analyzed when the moving beam of hydraulic press meets workpiece,and the numeric simulation of the relations among liquid journey and displacement of moving beam as well as the machine (consisting of the foundation) and vibration acceleration of the machine has been completed.

关 键 词：液压冲击 数字仿真 振动 力学分析 液压机 

分 类 号：TG386[金属学及工艺—金属压力加工] TG315.4