YRUN油研油泵電機(jī),低壓/高壓葉片泵,液壓電磁閥




50T-07-FR大軸22.2,50T-07-FR小軸19.05,50T-12-FR大軸22.2,50T-12-FR小軸19.05
50T-14-FR大軸22.2,50T-14-FR小軸19.05,50T-17-FR大軸22.2,50T-17-FR小軸19.05
50T-20-FR大軸22.2,50T-20-FR小軸19.05,50T-23-FR大軸22.2,50T-23-FR小軸19.05
50T-26-FR大軸22.2,50T-26-FR小軸19.05,50T-30-FR大軸22.2,50T-30-FR小軸19.05
50T-36-FR大軸22.2,50T-36-FR小軸19.05,50T-39-FR大軸22.2,50T-39-FR小軸19.05
50T-43-FR大軸22.2,50T-43-FR小軸19.05
A100-FR04HBS/FR04HAS-A-60399/60366,A100-FR04HS-60,
A145-FR04HBS/FR04HAS-A-60366,A145-FR04HS-60
A16-F-R-01-B-K-32,A16-F-R-01-C/H/B-K-32,A16-F-R-01-C-K-32,A16-F-R-01-H-K-32
A22-F-R-01-B-K-32,A22-F-R-01-C-K-32,A22-F-R-01-H/B-K-32,A22-F-R-01-H-K-32
A37-F-R-01-B/C-K-32,A37-F-R-01-B-K-32,A37-F-R-01-C/H-K-32,A37-F-R-01-C-K-32
A37-F-R-01-H-K-32,A37-F-R-04-H-K-32393
A3H100-F(L)-R(L),A3H145-F(L)-R(L),A3H16-F(L)-R(L),A3H180-F(L)-R(L),A3H37-F(L)-R(L)
A3H56-F(L)-R(L),A3H71-F(L)-R(L)
A3HG100-F(L)-R(L),A3HG145-F(L)-R(L),A3HG16-F(L)-R(L),A3HG180-F(L)-R(L),A3HG37-F(L)-R(L)
A3HG56-F(L)-R(L),A3HG71-F(L)-R(L)
A45-F-R-04-H-K-32393,A56/A45/A37,A56-F-R-04-H-K-32393,A70-FR04HBS-A,A70-FR04HS-60
A70-FRO4HAS-A,A90-FR04HBS/FR04HAS-A-60366,A90-FR04HS-60
AR16-FR01B-20,AR16-FR01B-22,AR16-FR01BS-22,AR16-FR01C-20,AR16-FR01C-22
AR16-FR01CS-22,AR16-FRO1BS-2223
AR22-FR01B-20,AR22-FR01B-22,AR22-FR01BS-22,AR22-FR01C-20,AR22-FR01C-22,AR22-FR01CS-22
ARL1-12-FR01A-10,ARL1-12-FR01S-10,ARL1-16-FR01A-10,ARL1-16-FR01S-10,ARL1-6-FR01A-10
ARL1-6-FR01S-10,ARL1-8-FR01A-10,ARL1-8-FR01S-10
PV2R11/R12/R13/R14
PV2R1-10-F-RAA-43,PV2R1-12-F-RAA-43,PV2R1-14-F-RAA-43,PV2R1-17-F-RAA-43,PV2R1-19-F-RAA-43
PV2R12-10-26-F-REAA-42,PV2R12-10-41-F-REAA-42,PV2R12-10-47-F-REAA-42
PV2R12-10-53-F-REAA-42,PV2R12-10-59-F-REAA-42,PV2R12-10-65-F-REAA-42,PV2R12-10-75-F-REAA-42
PV2R12-14-33-F-REAA-4326,PV2R12-14-33-F-REAR-43,PV2R12-25-33,PV2R12-25-41,PV2R12-25-47
PV2R12-25-53,PV2R12-25-59,PV2R12-25-65,PV2R12-25-75,PV2R12-28-33,PV2R12-28-41,PV2R12-28-47
PV2R12-28-53,PV2R12-28-59,PV2R12-28-65,PV2R12-28-75,PV2R1-23-F-RAA-43,PV2R1-25-F-RAA-43
PV2R12-6-26-F-REAA-42,PV2R12-6-33-F-REAA-42,PV2R12-6-41-F-REAA-42,PV2R12-6-47-F-REAA-42
PV2R12-6-53-F-REAA-42,PV2R12-6-59-F-REAA-42,PV2R12-6-65-F-REAA-42,PV2R12-6-75-F-REAA-42
PV2R12-8-26-F-REAA-42,PV2R12-8-41-F-REAA-42,PV2R12-8-53-F-REAA-42,PV2R12-8-59-F-REAA-42
PV2R12-8-65-F-REAA-42,PV2R12-8-75-F-REAA-42,PV2R1-28-F-RAA-43
PV2R13-10-76-L-LRAL-43,PV2R13-10-76-L-RAAA-40,PV2R13-12-76-L-RAAA-40
PV2R13-14-76-L-RAAA-40,PV2R13-17-76-L-RAAA-40,PV2R13-19-76-L-RAAA-40
PV2R1-31-F-RAA-43
PV2R13-23-76-L-RAAA-40,PV2R13-25-76-L-RAAA-40,PV2R13-31-76-L-RAAA-40
PV2R13-6-76-L-RAAA-40,PV2R13-8-76-L-RAAA-40
PV2R1-6-F-RAA-43,PV2R1-8-F-RAA-43
PV2R2-26-F-R,PV2R23/R24/R33/R34,PV2R2-33-F-R
PV2R23-47-94-F-REAA-41,PV2R23-53/66-F-REAA-41
PV2R2-41-F-R,PV2R2-47-F-R,PV2R2-53-F-R,PV2R2-59-F-R,PV2R2-65-F-R,PV2R2-75-F-R
PV2R34-116-237-F-REAA-31,PV2R34-116-237-F-RGAL-31,PV2R34-116-237-F-RHAR-31
PV2R34-52-184-F-RAAA-31
PV2R3-94-F-RAAA
PV2R4-200-F-RAA-30,PV2R4-200-F-RAB-30,PV2R4-200-F-RAL-30,PV2R4-200-F-RAR-30
PV2R4-237-F-RAB-30,PV2R4-237-F-RAL-30,PV2R4-237-F-RAR-30
PVR50FF-13-RAA-31,PVR50FF-20-RAA-31,PVR50FF-23-RAA-31,PVR50FF-26-RAA-31
PVR50FF-30-RAA-31,PVR50FF-36-RAA-31,PVR50FF-39-RAA-31
S-PV2R2/R3/R4/R12/R34,S-PV2R2-53-F-RAA-45
SVPF-12-20-20,SVPF-12-35-20,SVPF-12-55-20,SVPF-12-70-20
SVPF-15-20-20,SVPF-15-35-20,SVPF-15-55-20,SVPF-15-70-20
SVPF-20-20-20,SVPF-20-35-20,SVPF-20-55-20,SVPF-20-70-20
SVPF-30-20-20,SVPF-30-35-20,SVPF-30-55-20,SVPF-30-70-20
SVPF-40-20-20,SVPF-40-35-20,SVPF-40-55-20,SVPF-40-70-20
VP-08-FA3,VP-12-FA3,VP-15-FA3,VP-15-FA3(花鍵7齒),VP-15-FA3(花鍵9齒)
VP-20-FA3,VP-20-FA3(花鍵7齒),VP-20-FA3(花鍵9齒),VP-30-FA3
VP-30-FA3(花鍵9齒),VP-40-FA3,VP-40-FA3(花鍵9齒)
VPSM-PSFO-16AR-20,VPSM-PSFO-9BR-20
DG-01 DG-02 DT-01 DT-02 BG-03 BG-06 BG-10
BT-04 BT-06 BT-10
BG/BT-03/06/10 BT-03 BT-04 BT-06 BT-10
BSG-03/06/10 BSG-2P/BST-2P-03/06/10
BSG-03 BSG-06 BSG-10 BSG-03-*-2P BSG-06-*-2P
SBG-03 SBG-06 SBSG-03 SBSG-06 SBSG-10 SBG-03/06/10 SBSG-03/06/10
SBG-03-B SBG-03-C SBG-03-H SBG-03-2H SBG-06-B SBG-06-C SBG-06-H SBG-06-2H SBG-06-H-K05
BST-03-2PN-B BST-03-2PN-C BST-03-2PN-H BST-03-2PN-2H BST-06-2PN-B BST-06-2PN-C
BST-06-2PN-H BST-06-2PN-2H BST-10-2PN-B BST-10-2PN-C BST-10-2PN-H BST-10-2PN-2H
H型壓力控制閥、HC型壓力控制閥
HG-03 HG-06 HG-10 HCG-03 HCG-06 HCG-10 HCT-06
HG/HT-03/06/10
減壓閥、單向減壓閥
RG-03 RG-06
RT-03 RT-03/04/06/10
RCT-03 RCT-03 RCT-06 RCT-10 RCT-03/06/10
RCG-03/06/10 RCG-03 RCG-06 RG-03/06/10
液控單向閥
CPDG-03 CPDG-06 CPDG-10
CPDT-03 CPDT-06 CPDT-10
CPDF-10 CPDF-16
電液換向閥
DSHG-04 DSHG-04-AB DSHG-06
DSHG-06-AB
DSHG-10 DSHG-10-AB
DSHG-2B*-03/04/06/10 DSHG-3C*-03/04/06/10
順序閥
HCG-03 HCG-06 HCG-10
HCG-03/06/10
HCT-03/04/06/10
DSG-01-2B2-D24,DSG-01-2D2-D24,DSG-01-3C2-A220-DL,DSG-01-3C2-A220-LW,
DSG-01-3C2-D24-DL,DSG-01-3C2-D24-LW,DSG-01-3C3-A220-DL,DSG-01-3C3-A220-LW,
DSG-01-3C3-D24-DL,DSG-01-3C3-D24-LW,DSG-01-3C4-A220-DL,DSG-01-3C4-A220-LW,
DSG-01-3C4-D24-DL,DSG-01-3C4-D24-LW,DSG-01-3C5-D24-DL,DSG-01-3C5-D24-LW,
DSG-01-3C6-A220-DL,DSG-01-3C6-A220-LW,DSG-01-3C6-D24-DL,DSG-01-3C6-D24-LW,
DSG-02-2B2-DL,DSG-02-2B2-DL-AC24,DSG-02-3C2-D24-DL,DSG-02-3C2-DL,DSG-02-3C3-DL,
DSG-02-3C4-DL,DSG-02-3C60-DL,DSG-02-3C60-DL-R220,DSG-03-2B2-DL,DSG-03-2B2-DL-A220,
DSG-03-2B2-DL-A220V,DSG-03-2B2-DL-D24,DSG-03-2B2-DL-D24V,DSG-03-2B2-LW-A220,
DSG-03-2B2-LW-D24,DSG-03-2B3-DL-A220,DSG-03-2B3-DL-D24,DSG-03-2B3-LW-A220,
DSG-03-2B3-LW-D24,DSG-03-2D2-DL-A220,DSG-03-2D2-DL-D24,DSG-03-2D2-LW-A220,
DSG-03-2D2-LW-D24,DSG-03-3C2-D24,DSG-03-3C2-DL,DSG-03-3C2-DL-A220,
DSG-03-3C2-DL-A220V,DSG-03-3C2-DL-D24,DSG-03-3C2-DL-D24V,DSG-03-3C2-LW-A220,
DSG-03-3C2-LW-D24,DSG-03-3C3-DL,DSG-03-3C3-DL-A220V,DSG-03-3C3-DL-D24V,
DSG-03-3C4-D24,DSG-03-3C4-DL,DSG-03-3C4-DL-A220,DSG-03-3C4-DL-A220V,
DSG-03-3C4-DL-D24,DSG-03-3C4-DL-D24V,DSG-03-3C4-LW-A220,DSG-03-3C4-LW-D24,
DSG-03-3C5-DL-A220V,DSG-03-3C5-DL-D24V,DSG-03-3C60-DL,DSG-03-3C60-DL-A220V,
DSG-03-3C60-DL-D24V,DSG-03-3C6-DL-A220,DSG-03-3C6-DL-A220V,DSG-03-3C6-DL-D24,
DSG-03-3C6-DL-D24V,DSG-03-3C6-LW-A220,DSG-03-3C6-LW-D24,DSG-G03-2B2-DL-AC220V,
DSG-G03-2B2-DL-DC24V,DSG-G03-2B3-DL-AC220V,DSG-G03-2B3-DL-DC24V,
DSG-G03-2B60-DL-AC220V,DSG-G03-2B60-DL-DC24V,DSG-G03-2B8-DL-AC220V,
DSG-G03-2B8-DL-DC24V,DSG-G03-3C2-DL-AC220V,DSG-G03-3C2-DL-DC24V,
DSG-G03-3C3-DL-AC220V,DSG-G03-3C3-DL-DC24V,DSG-G03-3C4-DL-AC220V,
DSG-G03-3C4-DL-DC24V,DSG-G03-3C60-DL-AC220V,DSG-G03-3C60-DL-DC24V
SW-G02-04-A220-50
MSA-01-X-50,MSA-01-Y-50,MSA-02-X-50,MSA-02-Y-50,MSA-03-X-50,MSA-03-Y-50,
MSA-04-X-50,MSA-06-X-50,
MSB-01-X-50,MSB-02-X-50,MSB-03-X-50,MSB-04-X-50,MSB-06-X-50,
MSW-01-X-50,MSW-01-Y-50,MSW-02-X-50,MSW-02-Y-50,MSW-03-X-50,MSW-03-Y-50,
MSW-04-X-50,MSW-06-X-50
★★★▼疊加式減壓閥▼★★★
MRA-01-C-30,MRA-01-H-30,MRA-03-C-30,MRA-03-H-30,MRA-04-C-10,MRA-04-H-10,
MRA-06-C-30,MRA-06-H-30,
MRB-01-C-30,MRB-01-H-30,MRB-03-C-30,MRB-03-H-30,MRB-04-C-10,MRB-04-H-10,
MRB-06-C-30,MRB-06-H-30,
MRP-01-C-30,MRP-01-H-30,MRP-03-C-30,MRP-03-H-30,MRP-04-C-10,MRP-04-H-10,
MRP-06-C-30,MRP-06-H-30
★★★▼疊加式液控單向閥▼★★★
MPA-01-2-40,MPA-01-4-40,MPA-03-2-20,MPA-03-4-20,MPA-04-2-10Y,MPA-04-4-10Y,
MPA-06-2-30,MPA-06-4-30,
MPB-01-2-40,MPB-01-4-40,MPB-03-2-20,MPB-03-4-20,MPB-04-2-10Y,MPB-04-4-10Y,
MPB-06-2-30,MPB-06-4-30,
MPW-01-2-40,MPW-01-4-40,MPW-03-2-20,MPW-03-4-20,MPW-04-2-10Y,MPW-04-4-10Y,
MPW-06-2-30,MPW-06-4-30
★★★▼疊加式溢流閥▼★★★
MBA-01-C-30,MBA-01-H-30,MBA-03-C-30,MBA-03-H-30,MBB-01-C-30,MBB-01-H-30,MBB-03-C-30,
MBB-03-H-30,MBP-01-C-30,MBP-01-H-30,MBP-03-C-30,MBP-03-H-30,MBW-01-H-30,MBW-03-C-30,
MBW-03-H-30
淺談液壓系統(tǒng)早期故障、中期故障和后期故障
液壓系統(tǒng)調(diào)試時(shí)及運(yùn)行中都可能出現(xiàn)故障(早期故障、中期故障和后期故障),故障特征因設(shè)備類型不同和運(yùn)行階段不同而異。下面總結(jié)下液壓系統(tǒng)早、中、后期3個(gè)時(shí)段的故障分析。
①早期故障(系統(tǒng)調(diào)試和運(yùn)轉(zhuǎn)初期發(fā)生的故障)此時(shí),故障率最高,設(shè)計(jì)、制造、安裝、調(diào)試等質(zhì)量問題交織在一起,主要故障有六個(gè)方面:密封件質(zhì)量差或由于裝配不當(dāng)而破損,造成外泄漏嚴(yán)重(主要是接頭和元件端蓋處的泄漏);液壓閥閥芯卡阻、運(yùn)動(dòng)不靈活和不到位,導(dǎo)致執(zhí)行元件動(dòng)作失靈或運(yùn)動(dòng)速度不穩(wěn)定;管道或液壓元件鑄造流道內(nèi)的型砂、毛刺、切屑、纖維等污染物在油流的沖擊下脫落,堵塞泵、閥等元件的阻尼孔和過濾器,造成系統(tǒng)壓力和油缸速度不穩(wěn)定,或調(diào)壓調(diào)速不正常;閥類元件漏裝彈簧、密封件等,造成控制失靈;系統(tǒng)設(shè)計(jì)不合理、液壓元件及油液選用不當(dāng),造成執(zhí)行元件運(yùn)動(dòng)精度低,系統(tǒng)過熱、振動(dòng)噪聲大等;系統(tǒng)由于負(fù)荷大或外界散熱條件差,造成油液溫度過高,引起內(nèi)、外泄漏,導(dǎo)致壓力和速度的變化,影響系統(tǒng)工作性能。

②中期故障液壓系統(tǒng)運(yùn)行中期,故障率最低,這是液壓系統(tǒng)運(yùn)行的最佳階段。此時(shí)發(fā)生的故障也稱突發(fā)性故障,具有隨機(jī)性,與時(shí)間無關(guān)。常見突發(fā)性故障的例子有:發(fā)生碰撞;管道爆裂;元件內(nèi)彈簧突然折斷;電磁鐵線圈燒毀;異物堵塞流道;密封損壞;內(nèi)、外泄漏嚴(yán)重等;突然停電造成系統(tǒng)動(dòng)作錯(cuò)亂;控制信號(hào)失真等。
突發(fā)性故障有的有先兆,如執(zhí)行元件突然爬行,表明流量閥堵塞或失靈,應(yīng)及時(shí)查明原因予以排除;對(duì)于無法預(yù)測(cè)的突發(fā)性故障,只能采取安全保護(hù)措施(如及時(shí)更換失效元件加以防范??刂朴鸵何廴臼欠乐怪衅诠收系闹匾胧?。
突發(fā)性故障往往與液壓設(shè)備安裝不當(dāng)、維護(hù)不及時(shí)有關(guān)。有時(shí)由于操作錯(cuò)誤而發(fā)生破壞性故障。防止突發(fā)性故障主要應(yīng)注意以下三個(gè)方面:認(rèn)識(shí)故障特征,加強(qiáng)管理維護(hù);嚴(yán)格執(zhí)行崗位責(zé)任制,加強(qiáng)人員崗位培訓(xùn);不懂專業(yè)知識(shí),未經(jīng)過液壓基本知識(shí)、液壓故障診斷與維修技術(shù)培訓(xùn)的人員不得上崗。

③后期故障(漸發(fā)性故障或壽命故障) 液壓系統(tǒng)運(yùn)行到后期,液壓元件因工作頻率和負(fù)荷的差異,易損件開始正常的超差磨損、腐蝕、疲勞、老化而逐漸失效。此階段故障率較高,泄漏明顯增加,效率下降。針對(duì)這一情況,要做到以下兩個(gè)方面:對(duì)元件進(jìn)行全面檢測(cè),對(duì)已失效的液壓元伯應(yīng)進(jìn)行修理或更換;液壓系統(tǒng)運(yùn)行中要加強(qiáng)維護(hù),注意觀察各部位工作狀況,發(fā)現(xiàn)有異?,F(xiàn)象(如聲音反常、溫升異常、泄漏越來越大等),及時(shí)分析原因,采取有效對(duì)策,以防發(fā)生重大故障。
本文由蘇州逐利機(jī)電整理發(fā)布,如需轉(zhuǎn)載請(qǐng)瀏覽來源及出處,原文地址:http://m.xiaoyi6.cn/chanpin/646.html






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