力士乐内部企业知识管理培训资料

1、 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.114th 15th January 2004, Bosch Rexroth in China直动式溢流阀的结构直动式溢流阀的结构4简单4价廉4经典结构: 缓冲间隙

2、 导向,防偏置. 偏流盘：流线型泄油口,平衡液动力.4将整个调压范围分区，采用不同刚度的调压弹簧，以使特性曲线更加理想4大流量的场合压力波动大、装配调节困难 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.214t

3、h 15th January 2004, Bosch Rexroth in China锥阀结构球阀结构 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.314th 15th January 2004, Bosch

4、Rexroth in China插装式结构：插装式结构： All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.414th 15th January 2004, Bosch Rexroth in China应用举例：应用

5、举例：直动式阀的缺陷：直动式阀的缺陷：大流量的场合压大流量的场合压力波动大、稳定力波动大、稳定性差性差装配调节困难装配调节困难Axxkpp)( All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.514th 15th

6、January 2004, Bosch Rexroth in China先导式溢流阀的基本原理先导式溢流阀的基本原理4由直动式的缺陷而来.4液压力与弹簧力;液压力与液压力4液压半桥 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissem

7、ination.614th 15th January 2004, Bosch Rexroth in China先导式溢流阀的结构先导式溢流阀的结构 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.714th 15t

8、h January 2004, Bosch Rexroth in China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.814th 15th January 2004, Bosch Rexroth in Ch

9、ina泄荷阀泄荷阀： All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.914th 15th January 2004, Bosch Rexroth in China泄荷阀泄荷阀的泄荷缓冲板的泄荷缓冲板4利用电信号泄

10、荷响应很快，易造成系统的压力尖峰，噪音等，4为了解决上述问题，加装缓冲板，见图示 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1014th 15th January 2004, Bosch Rexroth in

11、 China多级调压模块：多级调压模块：DB3UDB3U All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1114th 15th January 2004, Bosch Rexroth in ChinaFor co

12、nstant pump For variable pump, relationship to DR-control.Soft operation, unloading start. (与与DBW相同）相同） All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmissi

13、on and dissemination.1214th 15th January 2004, Bosch Rexroth in China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1314th 15th J

14、anuary 2004, Bosch Rexroth in China直动式三通减压阀的结构直动式三通减压阀的结构 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1414th 15th January 2004,

15、 Bosch Rexroth in China应用举例应用举例 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1514th 15th January 2004, Bosch Rexroth in China Al

16、l rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1614th 15th January 2004, Bosch Rexroth in China先导式减压阀的结构先导式减压阀的结构( (两通式两通式） All righ

17、ts reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1714th 15th January 2004, Bosch Rexroth in China先导式、滑阀结构、三通减压阀先导式、滑阀结构、三通减压阀力士乐独特设计力士乐独特设计大

18、通径大通径3通减压阀通减压阀最大流量最大流量 400l/min. All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1814th 15th January 2004, Bosch Rexroth in China先导

19、式、滑阀结构、三通减压阀先导式、滑阀结构、三通减压阀 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.1914th 15th January 2004, Bosch Rexroth in China All rig

20、hts reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.2014th 15th January 2004, Bosch Rexroth in China All rights reserved by Bosch Rexroth AG,

21、even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.2114th 15th January 2004, Bosch Rexroth in China顺序阀顺序阀4利用压力来控制油路的通断，相当于一个液控的二位二通的方向阀。4与溢流阀类似， 只是后接工作油路，一般控制油需外泄。 All rights

22、reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.2214th 15th January 2004, Bosch Rexroth in China先导式顺序阀的结构先导式顺序阀的结构先导控制油经先导控制油经4.1作用于阀芯作用于阀芯5,

23、来改变主阀芯上腔的压力来改变主阀芯上腔的压力 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.2314th 15th January 2004, Bosch Rexroth in China卸荷溢流阀的结构和工作原

24、理卸荷溢流阀的结构和工作原理v先导阀一次开启通过球阀先导阀一次开启通过球阀9; 此时阀杆此时阀杆6处于力平衡状态处于力平衡状态, 开启后开启后, 主阀主阀 上腔压力下降上腔压力下降.v 二次保持通过顶杆二次保持通过顶杆6; 此时此时, 顶杆顶杆6一侧卸荷一侧卸荷; 顶杆顶杆6的作用面积比球阀的作用面积比球阀 的作用面积大的作用面积大10%或或17%. All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sol

25、e power of disposal, including all rights relating to copying, transmission and dissemination.2414th 15th January 2004, Bosch Rexroth in China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all

26、 rights relating to copying, transmission and dissemination.2514th 15th January 2004, Bosch Rexroth in China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, trans

27、mission and dissemination.2614th 15th January 2004, Bosch Rexroth in China All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.2714th 1

28、5th January 2004, Bosch Rexroth in China流量控制阀流量控制阀4分类： 节流阀 调速阀 分流集流阀 刹车阀(平衡阀) 防管路爆破阀（限速切断阀） All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and disse

29、mination.2814th 15th January 2004, Bosch Rexroth in China节流阀节流阀MG/MK630 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.2914th 15th

30、 January 2004, Bosch Rexroth in ChinaMK-52102 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.3014th 15th January 2004, Bosch Rexro

31、th in China节流阀节流阀 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.3114th 15th January 2004, Bosch Rexroth in China精密节流阀精密节流阀 F-5F-5

32、1010 Apa KAQm All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.3214th 15th January 2004, Bosch Rexroth in China双节流阀双节流阀tAFpFAppFApAp

33、kFFkFkktancos)(3232 All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.3314th 15th January 2004, Bosch Rexroth in China调速阀调速阀:4原理: 节流调

34、速: 与负载有关, 期望达到与负载无关的效果, 即: 如何使 p 保持恒定! 21xxx All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.3414th 15th January 2004, Bosch Rexrot

35、h in China结构举例：结构举例：NoImage All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.3514th 15th January 2004, Bosch Rexroth in China结构举例：结构

36、举例：NoImageNoImage All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.3614th 15th January 2004, Bosch Rexroth in China应用举例：应用举例：NoImage All rights reserved by Bosch Rexroth AG, even and especially in cases of proprietary rights applications.We also retain sole power of disposal, including all rights relating to copying, transmission and dissemination.37