VESTA E32W1S6M2 氣動換向閥
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VESTA | E32W1S6M2 氣動換向閥 | BJ20170807078 |
WALTHER | 710210 | BJ20171102071 |
WALTHER | 710210 | BJ20171121068 |
BENDER | IRDH-275 ASOMETER | BJ20170823019 |
BENDER | IRDH-275 ASOMETER | BJ20170901003 |
AVITEQ | KF0.7-1 110V/60HZ | BJ20170828015 |
CERULEAN | KDF3-TMS2000 | BJ20170720044 |
CERULEAN | KDF3-TMS2000 | BJ20170807067 |
RITTAL | SV3433 630A 690V | BJ20170719148 |
HBM | 1-Z6FD1/100KG-1 | BJ20170816209 |
AEG | PROTECT A.1000 S/N.(40)26245064375 | BJ20170914180 |
AEG | PROTECT A.1000 S/N.(40)26245064375 | BJ20170725044 |
AEG | PROTECT A.1000 S/N.(40)26245064375 | BJ20171116096 |
AEG | PROTECT A.1000 S/N.(40)26245064375 | BJ20170804026 |
FINDER | 60.13.9.220.0040 10A 220V DC | BJ20171205210 |
WACHENDORFF | WDG58E-15-500-ABN-G24-K3 | BJ20170721121 |
PREMOTEC | 9904 120 16206 | BJ20170707091 |
TEMPORITI | K06 V=180W.50 07102 | BJ20171221136 |
TEMPORITI | K06 V=180W.50 07102 | BJ20171207031 |
HEIDENHAIN | 383979-01 | BJ20171219187 |
HEIDENHAIN | 383979-01 | BJ20170710191 |
MTS | RHM0320MP101S1G6100 | BJ20171226059 |
KUBLER | D8.1106.62S24.2003S.NR:07208011d8 | BJ20171011111 |
B+R | 7AF101.7 | BJ20170714155 |
DEUBLIN | 1101-235-343 | BJ20171211013 |
GYSIN | CH-4452 | BJ20170724087 |
HEIDENHAIN | ID:536397-01 | BJ20171024064 |
HYDAC | KHB-30SR-1112-01X | BJ20170919151 |
LOHMEIER | MP-7022 | BJ20170803148 |
SMW AUTOBLOK | 026115 | BJ20171205024 |
KOSTYRKA | 5350.040.070 | BJ20171121027 |
KOSTYRKA | 5350.040.070 | BJ20171121027 |
HEIDENHAIN | 727221-02 | BJ20171113166 |
HEIDENHAIN | 727221-02 | BJ20170816097 |
GUTEKUNST | D-179B-10 | BJ20170926129 |
GUTEKUNST | D-179B-10 | BJ20170922105 |
GUTEKUNST | D-179B-10 | BJ20170926132 |
GUTEKUNST | D-179B-10 | BJ20170926145 |
PILZ | 774300 | BJ20171108223 |
SCHUNK | DPG-PLUS-300-1 | BJ20170725207 |
SCHUNK | DPG-PLUS-300-1 | BJ20171114210 |
MTS | RHM0860MD701S2B4100 | BJ20170921184 |
MTS | RHM0860MD701S2B4100 | BJ20170926241 |
MTS | RHM0860MD701S2B4100 | BJ20170921250 |
HBM | MVD2510 | BJ20171024141 |
HBM | MVD2510 | BJ20171026067 |
HBM | MVD2510 | BJ20171026067 |
REXROTH | HMV01.1E-W0075-A-07-NNNN R911297424 | BJ20170717087 |
MTS | RHM0355MD601A01 | BJ20171103163 |
MTS | RHS1200MK101S2B6100 | BJ20171116163 |
MTS | RHM1150MR021A01,4-20mA,TEMPOSONICS,R-SERIES | BJ20170712161 |
BARKSDALE | XT-R12長度800 0221-357 | BJ20170705056 |
ELTRA | EAM58CR4096/4096B8/28PPX10S3PER | BJ20170912095 |
SCHUNK | 301473 | BJ20171219171 |
FRONIUS | Contact tip 1 0/M8/ø8x35 42.0001.2912 | BJ20171024137 |
HYDAC | VM 5 D.0/-L24 | BJ20171129205 |
SMW | 029772 | BJ20171218139 |
RAASM | 序列號36060 | BJ20171215071 |
SOMMER | VE22-B | BJ20171215040 |
SENCON | 213-10563-05 | BJ20171215021 |
NUMATICS | 122BB4Z2MG11B61 | BJ20171221083 |
ESD | C.2922.02 | BJ20171215034 |
NORELEM | NLM 07111-10610 | BJ20171215215 |
STAUBLI | 15.0640-22 | BJ20171215131 |
HAM-LET | EV4C-FV 1/4-1MPA | BJ20171220139 |
LEUZE | 50127021 PRK46C/4W-M12 | BJ20171218050 |
INFICON | 200002143 (WITHOUT PCB) | BJ20171219102 |
WATTEREDGE | 042-65273 | BJ20171220199 |
BUHLER | 700 137004000 | BJ20171222028 |
SOMATEC | PRVA-8NT BG65 14 05 00 1101 | BJ20171219045 |
WOERNER | DUA-B/R/V | BJ20171219063 |
FRABA | OCD-DPC1B-1212-C100-H3P 10-30V | BJ20171219069 |
HYDAC | HDA4840-A-350-424(10M) | BJ20171219105 |
TWK | SRD 66-4096 R4096 C2 Z03 | BJ20171219107 |
PHOENIX | EMG 30-B5 | BJ20171220125 |
PHOENIX | EMG 30-B5 | BJ20171219104 |
SCHMALZ | DBD 100x189 80 M42 Part 0.01.04.00415 | BJ20171220023 |
FOERSTER | 1373897 6.044.70-6001-83 | BJ20171220003 |
FUJI | SC-E2SP 630T AC220V 50HZ | BJ20171221075 |
SWEP | GC16MPF38-AISI316PLATE THCK.0 5 | BJ20171222037 |
VOGEL | WVN716-RO6*1.25 | BJ20171219181 |
VESTA E32W1S6M2 氣動換向閥
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在某些減壓控制回路中,減壓閥的出口壓力是用來控制電液換向閥或外控順序閥等的控制油液壓力大小的,當(dāng)電液換向閥或外控順序閥換向或工作后,減壓閥出油口流量變?yōu)榱?,但壓力還需保持原先調(diào)定的壓力。這種情況下,因閥出口流量為零,流經(jīng)減壓口的流量只有先導(dǎo)流量。由于先導(dǎo)流量很少,一般在2L/min之內(nèi),因此主閥減壓口基本上接近全關(guān)位置(開度極?。葘?dǎo)流量由三角槽或斜錐面處流出,如果主閥芯配合過松或磨損過大,則泄漏量增加。按流量連續(xù)性定理,這部分泄漏量也必須從主閥芯阻尼孔流來,即流經(jīng)阻尼孔的流量由先導(dǎo)流量和泄漏量兩部分構(gòu)成,而阻尼孔面積和主閥彈簧腔油液壓力未變(彈簧腔油液壓力由已調(diào)好的調(diào)壓彈簧預(yù)壓縮量確定),為使通過阻尼孔的流量增加,必然引起主閥下腔油液壓力的升高。因此,當(dāng)減壓閥出口壓力調(diào)定后,如果出口流量為零時,出口壓力會因主閥芯配合過松或磨損過大而升高。
排除方法
故障現(xiàn)象:壓力波動不穩(wěn) 定
故障分析:
1.油液中混入空氣2.阻尼孔有時堵塞
3.滑閥與閥體內(nèi)孔圓度超過規(guī)定,使閥卡住
4.彈簧變形或在滑閥中卡住,使滑閥移動困難或彈簧太軟
5.鋼球不圓,鋼球與閥座配合不好或錐閥安裝不正確
排除方法:
1.排除油中空氣
2.清理阻尼孔
3.修研閥孔及滑閥
4.更換彈簧
5.更換鋼球或拆開錐閥調(diào)整
故障現(xiàn)象:二次壓力升不高
故障分析:
1.外泄漏
2.錐閥與閥座接觸不良
排除方法:
1.更換密封件、緊固螺釘,并保證力矩均力
2.修理或更換