?
PV7-1X/10-20RE01MCO-10原裝現(xiàn)貨
經(jīng)營產(chǎn)品:
閥類:電磁閥、換向閥、單向閥、溢流閥、減壓閥、平衡
閥、插裝閥、比例閥等
泵類:齒輪泵、柱塞泵、葉片泵等
承諾:保證原裝正品,假一賠十?量大價格好商量?。?/p>
武穴黎翔機電設(shè)備有限公司REXROTH力士樂銷售部
詢價聯(lián)系人:陳工
詢價熱線:????0713-8529058,18995766168 ??????????????????????
詢價QQ:??1477538929,???2593165857?
歡迎您的來電!
傳真:0713-6542758
廣泛應(yīng)用于鋼鐵、冶金、鋁行業(yè)、石油化工、航天、船舶制造、煤炭、水泥、電力、汽車、工程機械、食品、藥業(yè)、林業(yè)、紡織、皮革、造紙等行業(yè)領(lǐng)域
? 葉片泵的安裝同齒輪泵。
? ? ①葉片泵的旋轉(zhuǎn)方向及安裝方式葉片泵出廠前在裝配時,都是按著順時針旋轉(zhuǎn)方向組裝的。不允許逆時針運轉(zhuǎn)使用(從軸端觀察〕。
? ? 葉片泵從結(jié)構(gòu)上可分為車輛葉片泵、變量葉片泵和定量葉片泵、雙級葉片泵以及雙聯(lián)葉片泵多種。安裝方式基本為法蘭安裝式,而榆次液壓件廠生產(chǎn)的葉片泵有腳架式的〔在訂貨時應(yīng)注明)。?
? ? ② 葉片泵用安裝體與電動機連接葉片泵與電動機(發(fā)動機)連接驅(qū)動時,要采用"安裝體"結(jié)構(gòu),如圖1-8所示,其一端法蘭與葉片泵的法蘭連接,用4個(有的泵用2個)內(nèi)六角螺釘緊固牢, 另一大端與V系列電動機B5或B35型的端法蘭連接牢固,采用這種安裝形式可使其兩軸的同軸度不存在誤差,其轉(zhuǎn)動時也無噪聲,是延長泵的使用壽命的理想途徑。
? ? 葉片泵的輸人軸不能承受軸向力和徑向力,因此安裝聯(lián)軸器時,不準用鐵捶敲打裝配,聯(lián)軸器內(nèi)孔采用二級間隙配合為宜,在鍵槽180°方向鉆一個M6-M10mm的螺紋孔,用螵釘止住防止竄動。
? ? 采用腳架式葉片泵時,嚴禁用帶輪或鏈輪直接傳動,亦要用聯(lián)軸器與驅(qū)動機軸連接,兩個軸的同軸度誤差應(yīng)控制在0.05-0.1mm以內(nèi),角度誤差不大于0.5°,兩軸間應(yīng)留有3mm 距離。
? ? ③ 葉片泵的安裝位置葉片泵應(yīng)安裝在油面以下,并應(yīng)靠近油箱,在吸油側(cè)安裝一個
? ? 過濾精度為50~80μm迅的線隙式濾油器。由于條件所限,葉片泵必須安裝在油面以上時,其吸油高度應(yīng)距最低油位,不大于500mm。這種安裝方法,對吸油連接管路接頭,必須注意密封良好,若密封不良時,極易造成葉片泵吸人少許空氣,而摻雜有氣泡的破裂聲,嚴重時油箱內(nèi)有氣泡。
? ? 濾油器規(guī)格如下:
? ? 葉片泵的吸油濾油器,應(yīng)采用泵流量的兩倍以上,允許吸人真空度不大于0.013Mpa。在系統(tǒng)中的回油管路上,應(yīng)設(shè)置過濾精度不大于20~30μm的回油濾油器,當(dāng)新安裝的系統(tǒng)工作10~20h后,可將回油濾油器拆開,取出濾芯,其內(nèi)部有氧化皮、電焊渣、鐵屑、砂粒和橡膠碎塊等雜質(zhì),這些雜物是安裝系統(tǒng)時未清理凈的或液壓件內(nèi)部存留的,經(jīng)壓力的振動和流體的沖擊而集中在回油濾油器內(nèi),若無回油濾油器時,則全部集中在油箱下部。
VT3002-1-2X/32D特價力士樂?德國力士樂原裝現(xiàn)貨
VT3002-1-2X/48F特價力士樂?德國力士樂原裝現(xiàn)貨
4WREE6E08-2X/G24K31/A1V特價力士樂?德國力士樂原裝現(xiàn)貨
4WREE6E16-2X/G24K31/A1V特價力士樂?德國力士樂原裝現(xiàn)貨
4WREE6E32-2X/G24K31/A1V特價力士樂?德國力士樂原裝現(xiàn)貨
4WRER10E75-2X/G24K31/A1V特價力士樂?德國力士樂原裝現(xiàn)貨
武穴黎翔機電設(shè)備有限公司 專業(yè)經(jīng)銷德國原裝力士樂電磁球閥
武穴黎翔機電設(shè)備有限公司力士樂正品100% 好價格大量現(xiàn)貨
DBW10A1-52/200-6EG24N9K4原裝力士樂現(xiàn)貨
DBW10A2-52/315-6EG24N9K4原裝力士樂現(xiàn)貨
DBW10B2-52/315-6EG24N9K4原裝力士樂現(xiàn)貨
DBW20A2-52/315-6EG24N9K4原裝力士樂現(xiàn)貨
DBW10A1-52/315-6EG24N9K4原裝力士樂現(xiàn)貨
DBW30A2-52/315-6EG24N9K4原裝力士樂現(xiàn)貨
M-3SEW6U3X/420MG24N9K4原裝力士樂現(xiàn)貨
R900205517 2FRM6B36-33/3QRV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
R900205512 2FRM6B36-32/25QMV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
R900205508 2FRM6B36-34/10QMV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
R900205508 2FRM6B36-3X/10QMV 原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
2FRM6B36-31/16QRV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
2FRM6B36-32/0.2QRV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
2FRM6B36-2X/10QMV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
2FRM6B36-3X/10QJMV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
2FRM6B36-32/10QMV原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
R900597233?DR20-5-5X/200YM?原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
DB10-2-52/315原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
0811404611 ?4WRPEH6C4 B12L-2X/G24K0/A1M原裝力士樂德國力士樂調(diào)速閥現(xiàn)貨
HED80H-20/50K14?
4WRAE10W60-22/G24K31/A1VPV7系列葉片泵,價格經(jīng)濟實惠。優(yōu)勢供應(yīng)
PV7-1X/06-14RA01MAO-07
PV7-1A/10-14RE01MCO-16
PV7-1A/10-20RE01MCO-10
PV7-1A/16-20RE01MCO-16
葉片泵 PV7-1X/10-14RE01MC0-16
葉片泵 PV7-17/16-30RE01MCO-08?
葉片泵 PV7-1X/25-30RE01MC3-16
葉片泵 PV7-1X/25-30RE01MC5-16
葉片泵 PV7-1X/25-30RE01MC7-16
葉片泵 PV7-1A/16-30RE01MCO-08?
溢流閥
DB10-1-4X/50UW65
DB20-1-4X/50UW65
DB10-1-5X/200
DB10-1-5X/315
DB20-1-5X/200
減壓閥
ZDR6DP2-4X/75YM
ZDR6DP2-4X/150YM
ZDR6DP2-4X/210YM
ZDR10DP2-5X/150YM
電液閥
4WEH16D7X/6EG24
4WEH16E7X/6EG24
4WEH16J7X/6EG24
先導(dǎo)式溢流閥
DBW10A2-5X/315-6EG24N9K4
DBW10B1-5X/200-6EG24N9K4
DBW10B1-5X/315-6EG24N9K4
DBW10B2-5X/315-6EG24N9K4?
DBW20B1-5X/315-6EG24N9K4
減壓閥
DR10-4-4X/100YM
DR10-5-5X/200YM
DR10-5-5X/100YM
節(jié)流閥
Z2FS6-2-4X/2QV
Z2FS10-5-3X/
液控閥
Z2S6-2-6X
Z2S10-2-3X
Z2S16-1-30X/
比例閥
4WREE6E16-2X/G24K31/A1V
4WREE6E08-2X/G24K31/A1V
4WREE10E50-2X/G24K31/A1V
4WREE10E75-2X/G24K31/A1V
?
4WREE10E75-23/G24K31/A1V
DB10-1-52/315
HED80H-20/100K14?
HED80H-20/200K14?
DBETE-61/315G24K31A1V?
Z2S10-1-34
0811404634 4WRPEH6C3B40L–2X/G24K0/F1M
DBETE-61/315G24K31F1V?
R900910780 4WRA6E07-23/G24K4/V
R900954061 4WRA10E60-22/G24K4/V?
0811404778 ?4WRPE10W50SJ-2X/G24K0/F1M
M-3SED6UK13/350CG24N9K4 ?R90052621
M-3SED6UK13/350CG24N9K4 ?R90052621?
M-3SED10UK13/315CG24N9K4 ?
M-3SED10UK13/350CG24N9K4 ?R900051053?
?R900052621 M-3SED6CK13/350CG24N9K4 ?
DBDS6G1X/400?
DBDS8G1X/400
DBDS10G1X400
0811402016
PV7-1A/16-20RE01MCO-16
DRE6X-10/175MG24-8NZ4M(0811 402 055)
DBE 6-21/315 G24K4M
R900063299 PGF3-3X/020RE07VE4
4WRPEH6C3B12L-2X/G24K0/A1M ?0811404601
4WRPEH6C3B40L-2X/G24K0/A1M ? 0811404603
4WRPEH6C3B24L-2X/G24K0/A1M ? ? ?0811404602
4WRPEH6C4B12L-2X/G24K0/A1M ? 0811404611
4WRPEH10C4B100L-2X/G24K0/A1M ?0811404803
D31FBE01EC1NF0014,
D41FCE01FC4NB70 ,
D41FBE01FC4NF00 。
D91FCE01HC2NE70,
D91FCB31HC2NB70
4WE10D50/EG24N9K4/M
R901278775,4WE10EA50/EG24N9K4/M
4WE10J50/EG24N9K4/M
R901278761 4WE10E50/EG24N9K4/M?
4WE10C50/EG24N9K4/M
4WE10JB5X/EG24N9K4/M
4WE10Y3X/CG24N9K4
4WE10E3X/CG24N9K4
4WE10J33/CG24N9K4
4WREEM10E1-75-20/G24K34/B6V
4WREEM10E1-50-2X/G24K34/B6V
現(xiàn)貨特價型號:R900925687 4WRAE10W1-30-22/G24N9K31/F1V ?2臺
0811402141 DBETBEX-1X/315G24K31F1M ? ? 2臺
D634-371C R24K02MONSS2 ? ?3臺
DG4V-3-6C-M-U-H7-60 ? ?10臺
DG4V-3-2N-M-U-H7-60 ? ?15臺
DG4V-3-2A-M-U-H7-60 ? ?10臺
H-507848 ? ? ? ? ? ? ?30只
0811404612 4WRPEH6C4B24L-2X/G24K0/A1M
Rexroth比例閥4WRZE25W8-325-7X/6EG24N9ETK31/A1D3M
R901017446 4WRE10V1-50-2X/G24K4/V
R901015837 4WRE10E25-2X/G24K4/V-93
R901011624 4WRE6WA32-2X/G24K4/V
R901008711 4WREE10W25-2X/G24K31/A1V-742
R901008709 4WREE10E25-2X/G24K31/A1V-742
R901008707 4WREEM10W75-2X/G24K34/B6V
R901007660 4WREE10R75-2X/G24K31/F1V-741
R901005786 4WREEM6W32-2X/G24K34/B6V
R901002587 4WREE10WA75-2X/G24K31/A1V
R900979114 4WRE6E00-1X/24K4/M-119
R900978573 4WRE10E1-64-1X/24K4/M-264
R900978168 4WREE6E04-2X/G24K31/F1V
R9009760811 4WREE6E1-08-2X/G24K31/F1V
R900976334 4WREE10V1-25-2X/G24K31/F1V
R900976331 4WREE6V04-2X/G24K31/F1V
R900976330 4WREE10EA75-2X/G24K31/F1V
R900976119 4WREE10W1-75-2X/G24K31/F1V
R900975077 4WREEM6E08J-2X/G24K34/B6V-687
R900975075 4WREEM6E16J-2X/G24K34/B6V-687
R900975074 4WREEM10E50J-2X/G24K34/B6V-687
Rexroth比例閥4WRZE25W8-325-7X/6EG24N9ETK31/A1D3M
R900513337 FD32PA21/B06V
R900246617 4WREEM10E75-2X/G24K34/B6V
R901336795 5-4WE10D5X/EG24K4QMAG24/M
R901349897 4WRPEH6C3B12L-2X=G24K0/A1M=00
R901349897 4WRPEH6C3B12L-2X/G24K0/A1M=00
0811404601 4WRPEH6C3B12L-2X/G24K0/A1M
PGH4-30/040RE11VE4
R901336797 5-4WE10D5X/EG24K4QMBG24/M
R900912737,4WE10D33/CG24K4QMBG24
4WE6E60/SG24N9K4/V ?
R900953566 4WE6E6X/SG24N9K4/V
3WE6A6X/SG24N9K4/V?
R900953560 4WE6C6X/SG24N9K4/V?
R900953563 4WE6D6X/SG24N9K4/V?
R900953564 4WE6E6X/SG24N9K4/V?
R900953566 4WE6E6X/SG24N9K4/V
A10VSO18DR/31R-PPA12N00
0811404034 4WRPH6C3B12L-2X/G24Z4/M力士樂減壓閥
R900191934 FEDERTELLER M-SR8KE.-12/.
R900191935 FEDERTELLER M-SR10KE.-12/.
R900191936 FEDERTELLER M-SR15KE.-12/.
R900191937 FEDERTELLER M-SR20KE.-12/.
R900191938 FEDERTELLER M-SR25KE.-12/.
R900191939 FEDERTELLER M-SR30KE.-12/.
R900301890 M-SR8KD05-1X/ 301890
R900301891 M-SR10KD05-1X/ 301891
R900301892 M-SR15KD05-1X/ 301892
R900301893 M-SR20KD05-1X/ 301893
R900301895 M-SR30KD05-1X/ 301895
R900301898 M-SR10KD15-1X/ 301898
R900301899 M-SR15KD15-1X/ 301899
R900301902 M-SR30KD15-1X/ 301902
R900301908 M-SR25KD30-1X/ 301908
R900344549 M-SR10KE05-1X/ 344549
R900344778 M-SR25KE05-1X/ 344778
R900344919 M-SR30KE05-1X/ 344919
R900345372 M-SR15KE05-1X/ 345372
R900345743 M-SR30KE02-1X/ 345743
R900345744 M-SR20KE02-1X/ 345744
R900345745 M-SR10KE02-1X/ 345745
R900345961 M-SR30KE30-1X/ 345961
R900346082 M-SR15KE30-1X/ 346082
R900346083 M-SR8KE05-1X/ 346083
R900346343 M-SR10KE50-1X/V 346343
R900346391 M-SR25KE30-1X/ 346391
R900346638 M-SR20KE30-1X/ 346638
R900346857 M-SR10KE15-1X/ 346857
R900346858 M-SR15KE15-1X/ 346858
R900346859 M-SR20KE15-1X/ 346859
R900346936 M-SR10KE30-1X/ 346936
R900348143 M-SR8KE15-1X/ 348143
R900348318 M-SR20KE50-1X/ 348318
R900348329 M-SR8KE30-1X/ 348329
R900348453 M-SR25KE15-1X/ 348453
R900348632 M-SR10KE05-1X/V 348632
R900348666 M-SR30KE15-1X/ 348666
R900348818 M-SR15KE50-1X/ 348818
R900348943 M-SR15KE02-1X/ 348943
R900349973 M-SR30KE50-1X/ 349973
R900350794 M-SR15KE05-1X/V 350794
R900350795 M-SR20KE05-1X/V 350795
R900350796 M-SR30KE50-1X/V 350796
R900350797 M-SR30KE05-1X/V 350797
R900350936 M-SR20KE00-1X/ 350936
R900352608 M-SR30KE00-1X/ 352608
R900356258 M-SR8KE50-1X/ 356258
R900356291 M-SR10KE00-1X/ 356291
R900356765 M-SR25KE50-1X/V 356765
R900356969 M-SR30KE30-1X/V 356969
R900356970 M-SR30KE02-1X/V 356970
R900357438 M-SR8KE02-1X/ 357438
R900357445 M-SR25KE05-1X/V 357445
R900357718 M-SR8KE05-1X/V 357718
R900357739 M-SR25KE02-1X/ 357739
R900360254 M-SR15KE00-1X/ 360254
R900361251 M-SR8KE02-1X/V 361251
R900361981 M-SR8KE00-1X/ 361981
R900361982 M-SR10KE50-1X/ 361982
R900361983 M-SR25KE00-1X/ 361983
R900365215 M-SR8KD02-1X/ 365215
R900374648 M-S16K1-3X/V 374648
R900374787 M-SR10KE02-1X/V 374787
R900382674 M-SR20KE00-1X/V 382674
R900387662 M-SR15KE15-1X/V 387662
R900397443 M-SR8KE15-1X/V 397443
R900401779 M-S10K1-3X/ 401779
R900401807 M-S25K1-3X/ 401807
?力士樂REXROTH比例閥,REXROTH閥工作原理
伺服閥與比例閥的區(qū)別?
REXROTH力士樂比例閥與比例閥之間的差別并沒有嚴格的規(guī)定,因為比例閥的性能越來越好,逐漸向伺服閥靠近,所以近些年出現(xiàn)了比例伺服閥。?
力士樂REXROTH比例閥,REXROTH閥工作原理REXROTH力士樂比例閥非要說差別,主要體現(xiàn)在一下幾點:?
伺服閥中位沒有死區(qū),比例閥有中位死區(qū);?
伺服閥的頻響(響應(yīng)頻率)更高,可以高達200Hz左右,比例閥一般最高幾十Hz;?
伺服閥對液壓油液的要求更高,需要精過濾才行,否則容易堵塞,比例閥要求低一些。?
REXROTH力士樂比例伺服閥性能介于伺服閥和比例閥之間。?
REXROTH力士樂比例換向閥屬于比例閥的一種,用來控制流量和流向。
力士樂REXROTH比例閥,REXROTH閥工作原理
力士樂Rexroth比例閥在使用過程中,應(yīng)注意對感載比例閥的檢查調(diào)整.當(dāng)感載彈簧過松時,后輪制動力就會減小,此時應(yīng)調(diào)整感載彈簧,但不可調(diào)得過緊,否則會使后輪制動力太大而失去側(cè)向控制能力,發(fā)生甩尾。正確的調(diào)整方法是.在平坦的地面上使車身落地,車輛空載,調(diào)整感載彈簧,使杠桿與活塞間無間隙即可.在有條件的情況下,可采用精確的調(diào)整方法.通過測量前后輪制動管路壓力,繪制壓力分配特性曲線,確認調(diào)整是否合格。
德國Rexroth力士樂比例閥的工作原理,REXROTH力士樂比例閥結(jié)構(gòu),力士樂比例閥作用
REXROTH力士樂比例閥當(dāng)左側(cè)受力大于右側(cè)受力與感載彈簧預(yù)緊力之和時(此時的壓力為Ps),活塞不斷右移,最后使閥門與閥座接觸而關(guān)閉,將輸入輸出油路隔絕,達到平衡狀態(tài)。P1若進一步升高時,則活塞左移,閥門再度打開,制動液流入出油口,使P2也升高。
德國rexroth比例閥VT-NE30-2X的輸入壓力為零.即.;時,輸出腔的壓力通過比例閥皮圈凸筋間空酸從唇口泄去高壓,同時,當(dāng)比例閥芯所受的彈簧力大于向右的液壓力時,比例閥彈簧將比例閥芯推回原始位置,使比例閥芯與比例閥皮圈內(nèi)孔完全分離而完全泄壓.此時輸入輸出壓力為零.隨著輸入壓力.增大,即左增大,使比例滑閥單向力平衡遭破壞.當(dāng)<>&;6-時,比例閥芯左移與比例閥皮圈產(chǎn)生間隙形成節(jié)流并混合比倒閥常見的故障為:1,輸入輸出壓力同步.2,低壓時輔人輸出壓力同步,高壓時輸入輸出壓力正常.3,低壓時輸入輸出壓力正常,高壓時輸入輸出壓力不正常.,1994.№為零時為混合比倒圉工作性能試驗示意圖.試驗時,先將管內(nèi)的空氣排凈,然后分別取低,中,高三個壓力進行試驗,輸入輔出壓力符合即為合格。
Rexroth力士樂比例閥奧迪四輪驅(qū)動轎車制動系統(tǒng)在關(guān)閉ABS后,感載比例閥可用于防止后輪的過制動。當(dāng)汽車直線行駛時,兩后輪的制動壓力可根據(jù)車輛載荷增減;當(dāng)汽車左轉(zhuǎn)彎時,左后輪載荷下降,由于感載比例閥位于左后輪附近,可同樣起作用使兩后輪的制動壓力都下降.而當(dāng)汽車右轉(zhuǎn)彎時,右后輪載荷減小,汽車的側(cè)向加速度使感載比例閥起作用,降低右后輪的制動壓力。這樣的自動調(diào)節(jié)使前、后輪的制動力分配和左、右后輪的制動力分配都接近理想的制動力分配,從而提高了制動安全性。
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PV7-1X/10-14RE01MC0-16
PV7-1X/10-14RE01MC0-16
PV7-1X/10-14RE01MC0-16?
PV7-1X/10-14RE01MC0-16?
1PV7-1X/10-14RE01MC0-16?
PV7-1X/10-14RE01MC0-16?
PGH4-2X/025RE11VU2?
PGH4-2X/025RE11VU2?
PV7-1X/10-14RE01MC0-16?
PV7-1X/10-14RE01MC0-16 力士樂葉片泵 德國力士樂優(yōu)質(zhì)商品 原裝進口 ? 葉片泵的分類與工作原理
概述:本文主要介紹葉片泵的分類常識,單作用葉片泵的工作原理以及雙作用葉片泵的工作原理。
葉片泵的分類
因為歷史的葉片泵根據(jù)中類型的不同有兩種
(一) 專門指容積泵中的滑片泵。
(二) 指動力式泵的三泵(離心泵、混流泵、軸流泵)或其他特殊的泵。
這類泵產(chǎn)品一般不會叫葉片泵。但作為專著,葉片泵幾乎全部是指離心泵、混流泵、軸流泵等。
葉片泵的工作原理
葉片泵轉(zhuǎn)子旋轉(zhuǎn)時,葉片在離心力和壓力油的作用下,尖部緊貼在定子內(nèi)表面上。這樣兩個葉片與轉(zhuǎn)子和定子內(nèi)表面所構(gòu)成的工作容積,先由小到大吸油后再由大到小排油,葉片旋轉(zhuǎn)一周時,完成兩次吸油與排油。
一、單作用葉片泵的工作原理
泵由轉(zhuǎn)子2、定子3、葉片4、配油盤和端蓋等部件所組成。定子的內(nèi)表面是圓柱形孔。轉(zhuǎn)子和定子之間存在著偏心。葉片在轉(zhuǎn)子的槽內(nèi)可靈活滑動,在轉(zhuǎn)子轉(zhuǎn)動時的離心力以及通入葉片根部壓力油的作用下,葉片頂部貼緊在定子內(nèi)表面上,于是兩相鄰葉片、配油盤、定子和轉(zhuǎn)子間便形成了一個個密封的工作腔。當(dāng)轉(zhuǎn)子按逆時針方向旋轉(zhuǎn)時,圖右側(cè)的葉片向外伸出,密封工作腔容積逐漸增大,產(chǎn)生真空,于是通過吸油口6和配油盤5上窗口將油吸入。而在圖的左側(cè)。葉片往里縮進,密封腔的容積逐漸縮小,密封腔中的油液經(jīng)配油盤另一窗口和壓油口1被壓出而輸出到系統(tǒng)中去。這種泵在轉(zhuǎn)子轉(zhuǎn)一轉(zhuǎn)過程中,吸油壓油各一次,故稱單作用泵。轉(zhuǎn)子受到徑向液壓不平衡作用力,故又稱非平衡式泵,其軸承負載較大。改變定子和轉(zhuǎn)子間的偏心量,便可改變泵的排量,故這種泵都是變量泵。
二、雙作用葉片泵的工作原理
它的作用原理和單作用葉片泵相似,不同之處只在于定子表面是由兩段長半徑圓弧、兩段短半徑圓弧和四段過渡曲線八個部分組成,且定子和轉(zhuǎn)子是同心的。在圖示轉(zhuǎn)子順時針方向旋轉(zhuǎn)的情況下,密封工作腔的容積在左上角和右下角處逐漸增大,為吸油區(qū),在左下角和右上角處逐漸減小,為壓油區(qū);吸油區(qū)和壓油區(qū)之間有一段封油區(qū)把它們隔開。這種泵的轉(zhuǎn)子每轉(zhuǎn)一轉(zhuǎn),每個密封工作腔完成吸油和壓油動作各兩次,所以稱為雙作用葉片泵。泵的兩個吸油區(qū)和兩個壓油區(qū)是徑向?qū)ΨQ的,作用在轉(zhuǎn)子上的液壓力徑向平衡,所以又稱為平衡式葉片泵。
雙作用葉片泵的瞬時流量是脈動的,當(dāng)葉片數(shù)為4的倍數(shù)時脈動率小。為此,雙作用葉片泵的葉片數(shù)一般都取12或16。
力士樂rexroth葉片泵
力士樂rexroth葉片泵PV7-17/10-20RE01MCO-10
力士樂rexroth葉片泵PV7-17/10-14RE01MCO-16
R901292147 力士樂rexroth葉片泵
PV7-1X/10-20RE01MCO-10-A497
力士樂rexroth葉片泵PV7-11/06-10RA01MA0-05
力士樂rexroth葉片泵PV7-1X/16-20RE01MC0-16
力士樂rexroth葉片泵PV7-1A/16-30RE01MCO-08
力士樂rexroth葉片泵PV7-2X/20-25 RA01MA0-10
力士樂rexroth葉片泵PV7-11/06-10RA01MA0-10 印度產(chǎn)
力士樂rexroth葉片泵PV7-17/10-14RE01MCO-16
力士樂rexroth葉片泵PV7-11/06-10RA01MA0-10
力士樂rexroth葉片泵PV7-17/10-14RE01C0-16
力士樂rexroth葉片泵PV7-17/10-20REO1MC0-08
力士樂rexroth葉片泵PV7-17/10-20REO1MC0-08
力士樂rexroth葉片泵PV7-20/20-25RA01MA0-05
力士樂rexroth葉片泵PV7-18/63-71RE07MC0-16
力士樂rexroth葉片泵PV7-19/40-71RE37MC0-08
力士樂rexroth葉片泵PV7-19/40-71RE37MC0-08
R900506808 力士樂rexroth葉片泵PV7-18/63-71RE07MC0-16
R900950954 力士樂rexroth葉片泵PV7-2X/20-25RA01MA0-05
力士樂rexroth葉片泵PV7-2X/20-25RA01MA0-05印度產(chǎn)
型號
葉片泵 PV7-1X/10-14RE01MC0-16
葉片泵 PV7-17/16-30RE01MCO-08?
葉片泵 PV7-1X/25-30RE01MC3-16
葉片泵 PV7-1X/25-30RE01MC5-16
葉片泵 PV7-1X/25-30RE01MC7-16
葉片泵 PV7-1A/16-30RE01MCO-08?
力士樂rexroth葉片泵PV7-17/10-14RE01MCO-16
力士樂rexroth葉片泵PV7-17/10-14RE01MCO-16
力士樂rexroth葉片泵PV7-2X/20-20RA01MA0-10
力士樂rexroth葉片泵PV7-17/16-30REOMCO-08
力士樂rexroth葉片泵PV7-20/20-25RA01MAO-10
力士樂rexroth葉片泵PV7-1X/16-20
力士樂rexroth葉片泵PV7-1X/63-94
力士樂rexroth葉片泵PV7-1X/16-20
力士樂rexroth葉片泵PV7-1X/63-94
力士樂rexroth葉片泵PV7-1X/16-20
力士樂rexroth葉片泵PV7-1X/63-94
力士樂rexroth葉片泵PV7-1X/06-10RA01MA0-10
力士樂rexroth葉片泵PV7-16/16-30RE01MCO-08
力士樂rexroth葉片泵PV7-1X/40-45RE37MCO-16
力士樂rexroth葉片泵PV7-17/10-20RE01MCO-10
力士樂rexroth葉片泵PV7-1X/25-30RE10/MCO-16
力士樂rexroth葉片泵PV7-17/10-20RE01MCO-10 RV 250/
力士樂rexroth葉片泵PV7-17/10-20RE01MCO-10 RV 250/
力士樂rexroth葉片泵PV7-1X/06-10RA01MAC-10
力士樂rexroth葉片泵PV7-17/16-20REO1MCO-16
葉片泵的安裝
葉片泵的安裝同齒輪泵。
①葉片泵的旋轉(zhuǎn)方向及安裝方式葉片泵出廠前在裝配時,都是按著順時針旋轉(zhuǎn)方向組裝的。不允許逆時針運轉(zhuǎn)使用(從軸端觀察〕。
葉片泵從結(jié)構(gòu)上可分為車輛葉片泵、變量葉片泵和定量葉片泵、雙級葉片泵以及雙聯(lián)葉片泵多種。安裝方式基本為法蘭安裝式,而榆次液壓件廠生產(chǎn)的葉片泵有腳架式的〔在訂貨時應(yīng)注明)。?
② 葉片泵用安裝體與電動機連接葉片泵與電動機(發(fā)動機)連接驅(qū)動時,要采用"安裝體"結(jié)構(gòu),如圖1-8所示,其一端法蘭與葉片泵的法蘭連接,用4個(有的泵用2個)內(nèi)六角螺釘緊固牢, 另一大端與V系列電動機B5或B35型的端法蘭連接牢固,采用這種安裝形式可使其兩軸的同軸度不存在誤差,其轉(zhuǎn)動時也無噪聲,是延長泵的使用壽命的理想途徑。
葉片泵的輸人軸不能承受軸向力和徑向力,因此安裝聯(lián)軸器時,不準用鐵捶敲打裝配,聯(lián)軸器內(nèi)孔采用二級間隙配合為宜,在鍵槽180°方向鉆一個M6-M10mm的螺紋孔,用螵釘止住防止竄動。
采用腳架式葉片泵時,嚴禁用帶輪或鏈輪直接傳動,亦要用聯(lián)軸器與驅(qū)動機軸連接,兩個軸的同軸度誤差應(yīng)控制在0.05-0.1mm以內(nèi),角度誤差不大于0.5°,兩軸間應(yīng)留有3mm 距離。
③ 葉片泵的安裝位置葉片泵應(yīng)安裝在油面以下,并應(yīng)靠近油箱,在吸油側(cè)安裝一個
過濾精度為50~80μm迅的線隙式濾油器。由于條件所限,葉片泵必須安裝在油面以上時,其吸油高度應(yīng)距最低油位,不大于500mm。這種安裝方法,對吸油連接管路接頭,必須注意密封良好,若密封不良時,極易造成葉片泵吸人少許空氣,而摻雜有氣泡的破裂聲,嚴重時油箱內(nèi)有氣泡。
濾油器規(guī)格如下:
葉片泵的吸油濾油器,應(yīng)采用泵流量的兩倍以上,允許吸人真空度不大于0.013Mpa。在系統(tǒng)中的回油管路上,應(yīng)設(shè)置過濾精度不大于20~30μm的回油濾油器,當(dāng)新安裝的系統(tǒng)工作10~20h后,可將回油濾油器拆開,取出濾芯,其內(nèi)部有氧化皮、電焊渣、鐵屑、砂粒和橡膠碎塊等雜質(zhì),這些雜物是安裝系統(tǒng)時未清理凈的或液壓件內(nèi)部存留的,經(jīng)壓力的振動和流體的沖擊而集中在回油濾油器內(nèi),若無回油濾油器時,則全部集中在油箱下部。
力士樂rexroth葉片泵
PV7-17/10-20RE01MCO-10
PV7-17/10-14RE01MCO-16
R901292147 PV7-1X/10-20RE01MCO-10-A497
PV7-11/06-10RA01MA0-05
PV7-1X/16-20RE01MC0-16
PV7-1A/16-30RE01MCO-08
PV7-2X/20-25 RA01MA0-10
PV7-11/06-10RA01MA0-10 印度產(chǎn)
PV7-17/10-14RE01MCO-16
PV7-11/06-10RA01MA0-10
PV7-17/10-14RE01C0-16
PV7-17/10-20REO1MC0-08
PV7-17/10-20REO1MC0-08
PV7-20/20-25RA01MA0-05
PV7-18/63-71RE07MC0-16
PV7-19/40-71RE37MC0-08
PV7-19/40-71RE37MC0-08
R900506808 PV7-18/63-71RE07MC0-16
R900950954 PV7-2X/20-25RA01MA0-05
PV7-2X/20-25RA01MA0-05印度產(chǎn)
型號
PV7-17/10-14RE01MCO-16
PV7-17/10-14RE01MCO-16
PV7-2X/20-20RA01MA0-10
PV7-17/16-30REOMCO-08
PV7-20/20-25RA01MAO-10
PV7-1X/16-20
PV7-1X/63-94
PV7-1X/16-20
PV7-1X/63-94
PV7-1X/16-20
PV7-1X/63-94
PV7-1X/06-10RA01MA0-10
PV7-16/16-30RE01MCO-08
PV7-1X/40-45RE37MCO-16
PV7-17/10-20RE01MCO-10
PV7-1X/25-30RE10/MCO-16
PV7-17/10-20RE01MCO-10 RV 250/
PV7-17/10-20RE01MCO-10 RV 250/
PV7-1X/06-10RA01MAC-10
PV7-17/16-20REO1MCO-16
R900701362 PV7-1X/40-45RE37KD0-16
R900700384 PV7-1X/40-45RE37MW0-16WH
R900598753 PV7-1X/10-14RE01MC3-16
R900593330 PV7-1X/40-45RE37MD0-16
R900592237 PV7-1X/16-20RE01MC3-16
R900590087 PV7-1X/40-45RE37MC3-16
R900586235 PV7-1X/25-30RE01MC3-16
R900580384 PV7-1X/40-45RE37MC0-16
R900580383 PV7-1X/25-30RE01MC0-16
R900580382 PV7-1X/16-20RE01MC0-16
R900580381 PV7-1X/10-14RE01MC0-16
R900576487 PV7-1X/25-45RE01MC5-08WH
R900574560 PV7-1X/63-94RE07MD0-08
R900573212 PV7-1X/16-20RE01MD0-16-A234
R900571305 PV7-1X/63-71RE07KC0-16
R900568873 PV7-1X/100-150RE07KC0-08
R900568833 PV7-1X/25-45RE01MD0-08
R900564746 PV7-1X/06-10RA01MA3-10
R900563233 PV7-1X/06-10RA01MA0-10
R900562475 PV7-1X/25-30RE01KC0-16
R900561857 PV7-1X/06-10RA01MA0-05
R900561846 PV7-1X/100-150RE07MC0-08
R900561581 PV7-1X/40-71RE37MC3-08
R900560916 PV7-1X/10-14RE01KC0-16
R900560659 PV7-1X/63-94RE07MC0-08
R900560658 PV7-1X/16-30RE01MD0-08
R900560629 PV7-1X/100-150RE07MC5-08
R900556803 PV7-1X/100-118RE07MC5-16WH
R900553692 PV7-1X/63-71RE07MC5-16WG
R900553588 PV7-1X/40-45RE37MC5-16WH
R900551273 PV7-1X/25-45RE01MC7-08
R900551051 ABHAG-0160S43/PV7-16-30/112M/S /S02G781A
R900548512 PV7-1X/10-14RE01MD0-16-A234
R900546887 PV7-1X/63-71RE07KC3-16
R900546886 PV7-1X/25-30RE01KC3-16
R900539886 PV7-1X/40-71RE37MD0-08
R900538525 PV7-1X/25-45RE01MC3-08
R900538125 PV7-1X/10-20RE01MC3-10
R900537419 PV7-1X/10-14RE01MN0-16
R900534508 PV7-1X/25-45RE01MC0-08
R900534412 PV7-1X/16-20RE01MC7-16
R900534143 PV7-1X/10-20RE01MC0-10
R900533851 PV7-1X/10-14RE01MC0-16-A184
R900533637 PV7-1X/100-118RE07MC7-16
R900533582 PV7-1X/16-30RE01MC0-08
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R900919235 PV7-1X/06-14RA01MA0-04
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R900891727 DICHTUNGSSATZ V3-4X/12+PV7-1X/06V
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R900891725 DICHTUNGSSATZ V3-4X/25+PV7-1X/20V
R900891724 DICHTUNGSSATZ V3-4X/25+PV7-1X/20M
R900891704 DICHTUNGSSATZ PV7-1X/10M
R900891703 DICHTUNGSSATZ PV7-1X/16M
R900891702 DICHTUNGSSATZ PV7-1X/25M
R900891701 DICHTUNGSSATZ PV7-1X/40M
R900891700 DICHTUNGSSATZ PV7-1X/63M
R900891699 DICHTUNGSSATZ PV7-1X/100M
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力士樂Rexroth葉片泵、力士樂Rexroth柱塞泵、博世力士樂齒輪泵、REXROTH力士樂葉片泵、REXROTH博世力士樂電磁閥溢流閥葉片泵大量現(xiàn)貨、Rexroth德國力士樂PV7變量葉片泵、丹尼遜Denison葉片泵及泵芯、內(nèi)嚙合齒輪泵和葉片泵、力士樂rexroth葉片泵、力士樂REXROTH直接控制型葉片泵、力士樂葉片泵、博世BOSCH變量葉片泵、博世BOSCH電動液壓油泵、力士樂葉片泵、威格士Vickers葉片泵及泵芯、德國力士樂REXROTH(泵)葉片泵、德國力士樂油泵、
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