液压挖掘机行走机构设计

液压挖掘机行走机构设计(crg)
目 录
前言·····················································2 -
摘要·····················································2 -
第一章 绪论··············································3-
1.1液压挖掘机在现代化建设中的作用·······················3-
1.2液压挖掘机的基本类型·································4-
1.3本设计的目的和意义···································5-
第二章 总体方案设········································5
2.1履带式液压挖掘机的组成·······························5-
2.2设计依据·············································6-
2.3总体设计原则·········································7-
2.4传动方式的比较与选择·································7
第三章 主要参数确·······································10-
3.1总体几何尺寸的设计···································10
3.2驱动轮主要参数的确定及强度校核·······················13
3.3功率计及挖掘力参数计算与确定·························14
3.4行走装置的牵引力计算·································16
3.5液压马达主要参数计算确定·····························18
第四章 张紧装置设计要求与计算···························21 -
4.1张紧弹簧的设计·······································21
第五章 四轮一带及其他部件·······························22 -
5.1四轮一带选型·········································22
5.2悬架选型与制动器选型·································26
第六章 设计工作总结······································28 -