矿用挖掘机中央枢轴发热原因分析及改进措施  

Cause Analysis and Improvement Measures for Heating of Central Pivot of Mining Excavators

作　　者：许玉明[1] XU Yu-ming(Technology Center,Taiyuan Heavy Industry Co.,Ltd.,National Key Laboratory of Intelligent Mining Equipment Technology,Taiyuan 030024,China)

机构地区：[1]太原重工股份有限公司技术中心智能采矿装备技术全国重点实验室,山西太原030024

出　　处：《机械工程与自动化》2023年第5期191-192,194,共3页Mechanical Engineering & Automation

摘　　要：中央枢轴是联接挖掘机上部机构和底盘的关键部件,是整个挖掘机的回转中心轴。从中央枢轴装置的结构组成及工作原理出发,分析了中央枢轴发热产生的几种原因,最后提出了改进措施。The central pivot is the key component connecting the upper mechanism and the chassis of the excavator,and it is the central axis of rotation of the shovel.Starting from the structural composition and working principle of the central pivot,several reasons for the heating of the central pivot are analyzed.Finally,improvement measures are proposed.

关 键 词：矿用挖掘机 中央枢轴 发热 

分 类 号：TD422.2[矿业工程—矿山机电]