力士乐内部培训资料4.ppt

《力士乐内部培训资料4.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、先导式，带反馈；DB…10DB…精度较高,响应较快Qmax=。。。l/min.滞环：1%线性度：3.5%温漂:1%，当T=400C制造公差:5%开关时间:70ms（100%+~15ms（10%）DBV114th–15thJanuary2004,BoschRexrothinChina214th–15thJanuary2004,BoschRexrothinChina直控式，不带反馈；3DREP（E）…精度一般,响应一般；Qmax=15l/min.pMAX=100barB滞环：5%重复精度1%灵敏度：0.5%常用作先导阀314th–15thJanuary2004,Bos

2、chRexrothinChina414th–15thJanuary2004,BoschRexrothinChina514th–15thJanuary2004,BoschRexrothinChina先导式，不带反馈；(Z)DRE(E)…6；10;3WDRV…and2wDRV…6;10DRE(E)-6…精度一般,响应较慢Qmax=30l/min.;pMAX=210bar滞环：2%线性度：3.5%重复精度：2%制造公差:1.5%开关时间:200ms（10%!~90%）~200ms（90%~10%）614th–15thJanuary2004,BoschRexrothinChi

3、na先导式，不带反馈；(Z)DRE(E)…6；10;3WDRV…and2wDRV…6;103WDRV…6精度一般,响应较慢Qmax=40l/min.;pMAX=310bar滞环：2%线性度：3.5%重复精度：2%制造公差:10%开关时间:200ms（10%!~90%）~200ms（90%~10%）714th–15thJanuary2004,BoschRexrothinChina精度一般,响应较慢滞环：2.5%重复精度:2%线性度:2%开关时间:120ms（10%~90%）~130ms（90%~10%）常闭式；启动、刹车缓冲溢流口先导式，不带反馈；DRE(M)

4、(E)…10-25;814th–15thJanuary2004,BoschRexrothinChina3DRE10/16…溢流阀4比例溢流阀3恒流器5对中弹簧16，17缓冲节流口18泄油口15无压回油914th–15thJanuary2004,BoschRexrothinChina1014th–15thJanuary2004,BoschRexrothinChinaHI1114th–15thJanuary2004,BoschRexrothinChinaHIHI1214th–15thJanuary2004,BoschRexrothinChina闭环比例液压系统3FERE…精度很高,响应很

5、快滞环：0.1%；灵敏度:0.1%;频响：25~70Hz1314th–15thJanuary2004,BoschRexrothinChina2FRE6…精度较高,响应较慢滞环：1%重复精度:1%温漂:2%/0C制造公差:5%开关时间:~100ms常断式；1414th–15thJanuary2004,BoschRexrothinChina2FRE10;16…精度较高,响应较慢滞环：1%重复精度:1%温漂:2%/0C制造公差:5%开关时间:~100ms常断式；1514th–15thJanuary2004,BoschRexrothinChina1614th–

6、15thJanuary2004,BoschRexrothinChina1714th–15thJanuary2004,BoschRexrothinChina4WRP(E)-6;10…2X…精度很高,响应很快,Withoutsleeve滞环:0.3%;ManufacuretoleranceforQmax;3%;Termaldrift:Zeropointdisplacement1%,atT=400C响应Time:20ms(40msforNG10)伺服级的参数1814th–15thJanuary2004,BoschRexrothinChina4WRP(E)H-6;10…2X…精度

7、很高,响应很快;WithSleeve滞环:0.2%;Zero-Adjustment:1%ManufacuretoleranceforQmax:10%;Termaldrift:Zeropointdisplacement1%,atT=400C响应Time:10ms(25msforNG10)相频(ForNG6)：100%：70Hz5%：120Hz伺服级的参数1914th–15thJanuary2004,BoschRexrothinChina201