液压挖掘机中液压油路教程文件课件.ppt

1、Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registration液压挖掘机中

2、液压油路液压挖掘机中液压油路苏忠浩 20150717Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental

3、 design registrationPage 2 一.挖掘机的功能结构简介 二.挖掘机中的液压油路 三. 挖掘机中的液压元件Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a p

4、atent, utility model and/or ornamental design registrationPage 3一一.挖掘机的功能结构简介挖掘机的功能结构简介Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual

5、 properties such as a patent, utility model and/or ornamental design registrationPage 4 1.工作装置 2.回转机构 3.动力装置 4.液压 5.电气 6.下车机构 7.覆盖件Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights re

6、served in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 5具体布置具体布置Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All r

7、ights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 6二二.挖掘机中的液压油路挖掘机中的液压油路1.液压系统的类型按液压泵的特性可分为：定量系统，变量系统按流量控制方式分为：简单节流控制，负流量控制，正流量控制，负载敏感控制按液压循环方式分为：开式系统和闭式系统Any reproduction, distribution, utilization and communica

8、tion of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 7实例实例Any reproduction, distribution, utilization and commu

9、nication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 8实例实例Any reproduction, distribution, utilization and c

10、ommunication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 9330LC-8BAny reproduction, distribution, utilizati

11、on and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 10简单的液压油路简单的液压油路Any reproduction, distribu

12、tion, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 11先导系统先导系统Any reproduction,

13、 distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 12工作路径工作路径行走动力传输路线

14、：柴油机联轴节液压泵（机械能转化为液压能）主阀中央回转接头行走马达（液压能转化为机械能）减速箱驱动轮轨链履带实现行走回转运动传输路线：柴油机联轴节液压泵（机械能转化为液压能）主阀回转马达（液压能转化为机械能）减速箱回转支承实现回转动臂运动传输路线：柴油机联轴节液压泵（机械能转化为液压能）主阀动臂油缸（液压能转化为机械能）实现动臂运动斗杆运动传输路线：柴油机联轴节液压泵（机械能转化为液压能）主阀斗杆油缸（液压能转化为机械能）实现斗杆运动铲斗运动传输路线：柴油机联轴节液压泵（机械能转化为液压能）主阀铲斗油缸（液压能转化为机械能）实现铲斗运动Any reproduction, distributio

15、n, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 13有关散热器部分有关散热器部分Any reproducti

16、on, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 14Any reproduct

17、ion, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 15三三. 挖掘机中的液压元

18、件挖掘机中的液压元件 液压元件组成：动力元件、控制元件、执行元件、辅件 动力元件：液压泵 控制元件：主控制阀组 执行元件：回转马达、行走马达、动臂油缸、斗杆油缸、铲斗油缸。 辅件：油箱、散热器、蓄能器、电磁阀、比例阀、先导滤清器、中央回转接头、液压管接件，操作手柄等Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights

19、reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 16主阀主阀Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All ri

20、ghts reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 17液压泵液压泵Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization.

21、 All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 18行走马达行走马达Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed autho

22、rization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 19回转马达回转马达Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibited without the expres

23、sed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 20其他液压件其他液压件先导阀蓄能器中心回转体Any reproduction, distribution, utilization and communication of the contents contained in this document is prohibi

24、ted without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 21注意事项注意事项 液压挖掘机的液压油2000小时/一年更换一次(如果有破碎锤的情况时间则减半)。 液压油的温度一般不超过80 ，以防油品变质，密封件等，寿命减少。 液压泵的功率一般是:发动机额定功率的80%-90% Any re

25、production, distribution, utilization and communication of the contents contained in this document is prohibited without the expressed authorization. All rights reserved in the event of granting intellectual properties such as a patent, utility model and/or ornamental design registrationPage 22THE END THANKS