泵QT31-31.5-BP-Z日本住友油泵

时间:2021-06-09 23:15:45

泵QT31-31.5-BP-Z日本住友油泵4iv3


泵QT31-31.5-BP-Z日本住友油泵


        完成吸排油过程。柱塞与缸孔组成的工作容腔中的油液通过配油盘分别与泵的吸、排油腔相通。变量机构用来改变斜盘的倾角,通过调节斜盘的倾角可改变泵的排量。回油过程变量柱塞泵的压力油经泵体、泵壳变量壳体中的通油孔通过单向阀进入变量壳体的下腔,当拉杆向下运动时,推动伺服活塞向下移动,伺服阀的上阀口打开,变量壳体下腔的压力油经变量活塞中的通油孔进入变量壳体上腔,由于上腔面积大于下腔,液压力推动活塞向下运动,带动销轴使变量头绕钢球中心旋转,改变变量头的倾斜角(增大),柱塞泵的流量随之增大。反之拉杆向上运动,变量头的倾斜角向相反方向变化,泵的流量也随之变化。当倾斜角度变至零以后,则变量头向负偏角方向变化,液流产。 紧固或更换,泵的角度维持力不够,倾斜角耳轴磨损也会产生这种现象,输出流量波动与很多因素有关,对变量泵可以认为是变量机构的控制不佳造成,如异物进入变量机构,在控制活塞上划出阶痕,磨痕,伤痕等,造成控制活塞运动不稳定。泵QT31-31.5-BP-Z日本住友油泵油泵R910942807 AA10VSO100DG/31R-PPA12N00

R900758631 ABHAG-0400S40/A10VSO71/180L/NTW/010F432A

R902035330 A7VO160LRDH2/63L-NZB01

R902068360 A11VO130LRDH2+A11VO130LRDH2

922744 A10VSO 100 DFR1/31R-PPA12N00 912007 A10VSO 100 DR /31R-PPA12N00 力士乐Rexroth

A2FLM710/60W-VZH010 965974

R902051457 A11VO260LRGH6+A11VO260LRGH6

R910934369 AA7VO250DR/63R-PPB02

R902103650 A11VLO260LG2H2/11L-NZD12K07

A6VM28EZ1/63W-VZB020B 9604250

R909441925 A11VO60LRDH1/10L-NZC12N00

R902078622 A6VM140DA1/63W-VXB017B-S

A10VSO100DFLR/31R-PPA12N00 939643 A10VSO100DFR/31R-PPA12N00 927083

R900751356 PV7-1X/25-45RE01MC7-08WG

R902016102 A11VO40DRG/10L-NSC12N00

A10VSO18DFR1/31R-PPA12N00 ; ; ; ; ; ; ; ; ; ; CORE

R902100259 A4VG71DA2D2/32R-NZF02F001SQ-ES

R909604246 A8VO80LR3CH2/60R1-NZG05K07

A11VLO260LRDU2/11R-NZD12K86H + REXROTH力士乐     

R902058515 A4VG125EP2D1/32L-NAX02F021DH-S

R909608452 A11VO95LRDCH6/10R-NZG12K82

R902016103 A11VO60DRG/10L-NSC12K02

R902089718 A11VO260EP2G/11R-NZD12K61HV

R902097667 A11VO75EP2/10R-NSD12K86H-S

R902092163 A6VE107HZ3/63W-VZL027B-E

R902034962 A11VLO260DRG/11R-NPD12N00

A4VSG180HD1A/30R-PSD60K240N

R902016331 A11VO260DRS/11+A11VO160DRS *G*泵QT31-31.5-BP-Z日本住友油泵

泵QT31-31.5-BP-Z日本住友油泵


        出口阀打开,液体排出。7.漏油柱塞向上供油,当上行到柱塞上的斜槽(停供边)与套筒上的回油孔相通时,泵油室低压油路便与柱塞头部的中孔和径向孔及斜槽沟通,油压骤然下降,出油阀在弹簧力的作用下迅速关闭,停止供油。此后柱塞还要上行,当凸轮的凸起部分转过去后,在弹簧的作用下,柱塞又下行。此时便开始了下一个循环。柱塞泵以一个柱塞为原理介绍,一个柱塞泵上有两个单向阀,并且方向相反,柱塞向一个方向运动时缸内出现负压,这时一个单向阀打开液体被吸入缸内,柱塞向另一个方向运动时,将液体压缩后另一个单向阀被打开,被吸入缸内的。这种工作方式连续运动后就形成了连续供油。液压泵过度发热有两个原因,一是机械摩擦生热。由于运动表面处于干摩擦或半干摩擦状。 油箱中液面过低,进油管漏气,滤油器堵塞等,4.输出压力异常(2)内部泄漏过大,造成油封处压力增大,而将油封损伤或冲出,3.输出流量波动(3)泄油管过细过长,使密封处漏油,进油管道太细,进油滤油器通流能力过小或堵塞。QT31-31.5-BP-Z日本住友油泵

R902112171 A4VG71EP4D1/32L-NAF02K021ET-S

A10VO71DRG/31L-VSC11N00 REXROTH力士乐     

R902112390 A4VG71EP4D1/32L-NSF02F001SH

A2FM45/61W-VZB040 9411584力士乐Rexroth

R902054164 A6VM140HA1R1/63W-VZB017HA

R902081202 A11VO260EP2D/11R-NSD12K17H

R902074593 A4VG125EP2D2/32L-NSF02F011LH-K

R902006137 A11VO130LRDS+A10VO71DFR *G*

R902084035 A6VE80HD1E/63W-VAL027B

R902401287 AL A10V O 60 DFR /52L-PSD62N00 814232322 1,759.00

A4VS0125DR/30R-PPB13N00

A11VO60DRS/10R-NSC12N00

R902029390 A11VO190LRDS/11R-NSD12K01

A2FM16/61W-VBB040 REXROTH力士乐     

R902021543 A6VM107HA2U2/63W-VZB027A

MA10VSO100PFR1/31R-PPA12N00

R902074559 A11VO130LRS/10R-NZD12K61

R902054152 A6VM107HA1R1/63W-VAB010HA

R909607751 A11VO95LG1E/10L-NZD12N00

R902063390 A11VO260EP2D/11R-NPD12N00H-S

R902040150 A8VO140LA1KH1/63R1-NSG05F00X-S

R902058553 A4VG125EP2D1/32R-NZX02N00XEH-S

R901081778 PV7-1X/06-14RA01MA0-10-A452

R900976641 ABAPG-A10VSO100DFLR/22,0-1450/SEABMR

R901064833 ABHAG-0250S43/A10VSO45/160M/NTL/005C118A

A6VE107EZ4/63W-VZU027DB + HDD2L32/10 REXROTH力士乐     

R902009766 A8VO80SR/61R1-NZG05K01

R902031519 A6VE80HA3T/63W-VAL22XB-S

R909603338 A8VO107LR3CH2/60R1-NZG05K58-K

R909611219 A7VO107DRG/63L-NZB01

R902079079 A4VG125HWDL1/32R-NAF02F011D-SK泵QT31-31.5-BP-Z日本住友油泵

泵QT31-31.5-BP-Z日本住友油泵


        如配油盘被金属碎片、铁屑等划伤,端面漏油;变量机构中的单向阀密封面配合不好,泵体和配油盘的支承面有砂眼或研痕等。可以通过检查泵体内液压油中混杂的异物判别泵被损坏的部位。当凸轮轴转到凸轮的凸起部分顶起滚轮体时,柱塞弹簧被压缩,柱塞向上运动,燃油受压,一部分燃油经油孔流回喷油泵上体油腔。当柱塞顶面遮住套筒上进油孔的上缘时,由于柱塞和套筒的配合间隙很小(0.0015-0.0025mm)使柱塞顶部的泵油室成为一个密封油腔,柱塞继续上升,泵油室内的油压迅速升高,泵油压力>出油阀弹簧力+高压油管剩余压力时,推开出油阀,高压柴油经出油阀进入高压油管,通过喷油器喷入燃烧室。1.液压泵输出流量不足或不输出油液输出流量波动与。 泵的进出油口变换,(2)泄漏量过大,原因是泵的间隙过大,密封不良造成,如配油盘被金属碎片,铁屑等划伤,端面漏油,变量机构中的单向阀密封面配合不好,泵体和配油盘的支承面有砂眼或研痕等,可以通过检查泵体内液压油中混杂的异物判别泵被损坏的部位。QT31-31.5-BP-Z日本住友油泵

R902089397 A4VG125EP2D1/32L-NSF02F071DH

A4VG250HD3D1/32R-NSD10F001D

R902074576 A4VG125HD1D2/32L-NZF02F021S

907403 A10VSO 45 DR /31R-PPA12N00 944067 A10VSO 71 DFLR /31R-PPA12N00

A11VO190LRDH2/11R-NZD12K04 + REXROTH力士乐     

R909610901 A6VE80HA2T/63W-VAL020A

R902059840 A4VG125HD/32+A4VG56HD/32

R902104726 A11VLO260EP2D/11L-NZD12K84H

R902401246 AL A10V O 28 DFR1/52R-VSC12N00 -SO547 814232111 1,383.00

R902027887 A11VLO260LRDS/11R-NTD12K02

R902003756 A11VO95LRDH1/10R-NZD12K82

R902063620 A6VM107EP2/63W-VAB027FTA-K

R902062284 A4VG71HWD1/32R-NZF02N001E-S

R902052263 A7VO28EP/63R-NPB01

R902037334 A11VO190LRDC+A11VO190LRDC

R900891702 DICHTUNGSSATZ PV7-1X/25M

R902401043 A A10V O 71 DR /31L-VSC93N00 -SO277 814232122 2,483.00

R902063356 A11VLO260EP2/11L-NZD12K84H-S

R902097260 A4VG125HD1DT1/32R-NSF02F011S-K

R909609365 A11VO130LRDC/10R-NZD12N00

R902094976 A6VM107DA1/63W-VAB017B-S

R902087457 A11VLO190LRD/11R-NZD12N00

A2FO160/61R-PAB05 A2FO160/61L-PAB05

A4VG125EP2D1/32R-NAF02K691EP-S + REXROTH力士乐     

A11VO145LRDS/11R-NZD12K02 + REXROTH力士乐     

A2FM56/61W-VAB040   9429251

R902101927 A6VE107EP2D/63W-VZU380FHB-SK

R902055409 A4VG125DA1DMT4/32R-NZF02F021FH

R900992474 A4VG28EP2D1/32R-NSC10F045D

R909437988 A8VO107LRCH2/60R1-PZG05F00 *G*

R902048390 A11VLO260LR3S/11R-NXD12K79-S

R902096501 A8VO107LA1KS/63R1-NZG05F074-K泵QT31-31.5-BP-Z日本住友油泵

泵QT31-31.5-BP-Z日本住友油泵


        即可提高压力。溢流阀有故障或调整压力低,系统压力也上不去,应重新调整压力或检修溢流阀。如果液压泵的缸体与配流盘产生偏差造成大量泄漏,严重时,缸体可能破裂,则应重新研磨配合面或更换液压泵。如泵轴和电机轴不同心或顶死,旋转轴的轴承、联轴节损伤,弹性垫破损和装配螺栓松动均会产生噪声。对于高速运转或传输大能量的泵,要定期检查,记录各部件的振幅、频率和噪声。如泵的转动频率与压力阀的固有频率相同时,将会引起共振,可改变泵的转速以消除共振。(2)管道内液流产生的噪声当凸轮的凸起部分转过去后,在弹簧力的作用下,柱塞向下运动,柱塞上部空间(称为泵油室)产生真空度,当柱塞上端面把柱塞套上的进油孔打开后。充满在油泵上体油道内的柴油经油。 泵壳变量壳体中的通油孔通过单向阀进入变量壳体的下腔,当拉杆向下运动时,推动伺服活塞向下移动,伺服阀的上阀口打开,变量壳体下腔的压力油经变量活塞中的通油孔进入变量壳体上腔,由于上腔面积大于下腔,液压力推动活塞向下运动。QT31-31.5-BP-Z日本住友油泵

R902089799 A11VLO190LRCS/11R-NZD12K82

R902401053 A A10V O 45 DFR /52L-PRC62K04 814232121 1,609.00

R902113065 A4VG71EP4DMT1/32R-NZF02F001DH-S

R909609055 A11VO130DR/10L-NPD12N00

R909602977 A11VO60LG1D/10+A4VG28MS/30 *G*

A2FM45/61W-VPB020 REXROTH力士乐     

R902088542 A6VM107EP2/63W-VPB020HB

R902058474 A4VG125EP2D1/32R-NSF02N001EH-S

R902052100 A7VO80HD1/63L-NSB01

R902064920 A11VLO190DRS+A11VO95DRS

R902060941 A4VG125HD1D2/32R-NZF02F003F

A2FO107/61R-PAB05 A2FO107/61L-PAB05

R902088868 A8VO200LA1KS/63R1-NSG05F17X-S

A7VO250DR/63R-VPB02 REXROTH力士乐     

R902004814 A11VO75DRS+A11VO75DRS

R902070538 A7VO107EP/63R-NPB01-S

R902061876 A11VO130LRDS/10R-NSD12K02

R902061136 A4VG125EP2D1/32R-NZF02F001MH-S

A10VSO71DRS/32R-VPB22U99-S2184

R902096320 A4VG125HWDL2/32L-NZF02F041L-S

A4VS0250DRG/30R-PPB13N00,

R902401013 A A10V O 71 DRG /31R-PSC92K04 814232122 2,555.00

R902106352 A11VO190DRS+A11VO145HD2D

A10VSO45DFR1/32R-PPB12N00,

R902040709 A11VO130DRG/10R-VPD12K02-K

R902009662 A6VE80HD6/63W-VAL020B

R902063018 A11VO260EP2G/11R-NPD12K17H-S

R902080628 A6VE160EP2/63W-VAL027FPB-S

R909605330 A8VO107EP/60R1-NZG05K02-K

A2FO23/61R-PAB05 9427223 A2FO23/61R-PBB05 9610684 A2FO28/61R-PAB05 9425164

R902012898 A11VO95LRDCS/10L-NZD12N00V

R902113237 A4VG71HD3DT1/32L-NZF02F041D

泵QT31-31.5-BP-Z日本住友油泵

泵QT31-31.5-BP-Z日本住友油泵QT31-31.5-BP-Z日本住友油泵 实际上,由于油液的污染,往往使配油盘与缸体之间产生轻微磨损,是高压时,即使轻微的磨损也可以使液压反推力Ff增大,从而破坏Fn如泵轴和电机轴不同心或顶死,旋转轴的轴承,联轴节损伤,弹性垫破损和装配螺栓松动均会产生噪声。

R902063095 A11VLO190EP2G/11R-NPD12K84H-S

R902101854 A8VO80LA1KH2/63R1-NSG05F000-S

R902400840 A AA4VSO 355 EO2 /30R-PKD63K52 814234361 23,377.00

A2FO10/61R-VBB06 A2FO10/61L-VBB06

R900211585 A7VO55EP/63L-NPB01

R902082065 A6VE107HD2/63W-VZL020DB-S

R902039096 A11VO190LRDH1/11R-NZD12K61

R902074228 A4VG125EP1DM2/32R-NZF02F071SH  


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