4WRA6V30-22/G24N9K4/V-589液壓比例閥控制油先通過疊加可調(diào)節(jié)流閥、到達(dá)電磁先導(dǎo)閥的P口，通過電磁先導(dǎo)閥的換向及調(diào)整節(jié)流閥的開度，來實(shí)現(xiàn)主閥芯的換向延時(shí)，4wreem6e1-32-20/g24k34/b6v R901037662
4wreem6e1-32-20/g24k34/b6v R901037662
R900933073 4WREE 10 E25-2X/G24K31/A1V
R900933074 4WREE 10 W25-2X/G24K31/A1V
R900775379 4WRE 6 W1-32-2X/G24K4/V=LB
R900754133 4WREEM 6 W08J-2X/G24K34/B6V-687
R901240462 STW 0240-1X/4WREA10V75-2X/V-24PF62
R901172961 4WREE 10 E25-2X/G24K31/A1V-655
R900929889 4WREE 6 EA32-2X/G24K31/F1V
R900931195 4WREE 6 V1-16-2X/G24K31/A1V
R901354786 4WREE 10 W1-75-2X/G24K31/F1M
R901354788 4WREE 10 W50-2X/G24K31/F1M
4WREE6E KBFDG4V32C20NZM1PE7H711，5995977-001
4WREE6E162X/G24K31/A1V655 R900950342
R900927230 4WREE10E75-22/G24K31/A1V
R900954101 4WRE10E50-21/G24K4/V
R900933073 4WREE10E25-2X/G24K31/A1V
R900909367 4WREE6V08-22/G24K31/A1V
R900927237 4WREE 10 Q2-50-2X/G24K31/A1V
R900912150 4WREE 6 Q2-16-2X/G24K31/A1V
R901245852 4WREQ 10 Q5-50-2X/V8C-24PA60
R901246417 4WREEM 10 E1-75-2X=G24K34/B6V
R900975521 4WREE 6 E32-2X/G24K31/A1V=LB
R901068955 4WREE 6 V16-2X/G24K31/A1V-826
R900246618 4WREEM 6 E16-2X/G24K34/B6V
R900246793 4WREE 6 W32-2X/G24K31/F1V
R901059709 4WREQ 6 Q5-32-2X/V8C-24CA60
R901060222 4WREE 10 V75-2X/G24K31/A1V-826
R900249502 4WREEM 10 E75J-2X/G24K34/B6V-687
R900709937 4WREE 6 V1-32-2X/G24K31/F1V
R900953729 4WRE 6 W1-08-2X/G24K4/V
R900963483 4WREE 10 WA75-2X/G24K31/F1V
4WREE6V16-2X/G24K31/A1V,R900907440
4WREE6W32-24/G24K31/A1V
R901319559 4WREQ 6 Q5-16-2X/V5C-24PF60
R901320026 4WREF 6 W32-2X/V-24PA1
R900954094 4WRE 6 E1-32-2X/G24K4/V
R900954095 4WRE 6 W1-16-2X/G24K4/V
R900954117 4WRE 10 V75-2X/G24K4/V
R900911004 4WREE 6 W32-2X/G24K31/A1V
從而達(dá)到降低主油路與執(zhí)行元件接通時(shí)的換向沖擊。但先導(dǎo)電磁閥斷電時(shí)、彈簧復(fù)位型電液換向閥主閥體兩端蓋內(nèi)的液壓油會(huì)通過先導(dǎo)電磁閥的中位與泄油口接通、主閥芯在復(fù)位彈簧的作用下會(huì)立即復(fù)位，由于主閥芯復(fù)位快、亦即切斷執(zhí)行元件油路的速度快、從而引起液壓沖擊6038615 PBT-RB010SG1SSNAMA0Z
4WE6D7X/HG24N9K4
4WE6D62/EG24N9K4
4WE6D62/EG24N9K4
4WE 6 T62/EG12N9K4/V
4WE 6 T62/EG12N9K4/V
AA2FM160/61W-VSD181-S
AA2FM160/61W-VSD181-S
PGF2-22/006RJ01VU2
PGF2-22/006RJ01VU2
4WE6D62/EG24N9K4
4WE6D62/EG24N9K4
PGF2-22/006RJ01VU2
PGF2-22/006RJ01VU2
AA2FM160/61W-VSD181-S
AA2FM160/61W-VSD181-S
4WE 6 T62/EG12N9K4/V
4WE 6 T62/EG12N9K4/V
V20 1P8P 1C11
V20 1P8P 1C11
。由此可見，疊加一個(gè)P口可調(diào)節(jié)流閥，只能實(shí)現(xiàn)換向接通延時(shí)、不能解決復(fù)位切斷延時(shí)。注：象油缸類的執(zhí)行元件，油缸前進(jìn)與后退時(shí)通過換向閥的流量是不一致的，油缸無桿腔與有桿腔的面積比越大、流量差距也越大，此時(shí)若想較滿意的降低執(zhí)行元件前進(jìn)與后退時(shí)的液壓沖擊，通過一個(gè)可調(diào)節(jié)流閥，恐怕是難以實(shí)現(xiàn)的。DBETR-1X/80G24K4M
DBETR-1X/80G24K4M
DBETR-1X/80G24K4M-575
DBETR-1X/80G24K4M-575
DBETR-1X/80G24K4M-676
DBETR-1X/80G24K4M-676
DBETR-1X/80G24K4M-676
DBETR-1X/80G24K4V
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DBETRE-2X/180G24K31A1M
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DBETRE-2X/250G24K31A1M
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DBETRE-2X/250G24K31A1M
DBETRE-2X/30G24K31A1M
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DBETRE-2X/315G24K31A1M
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DBETRE-2X/315G24K31A1M
DBETRE-2X/350G24K31A1M
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DBETRE-2X/80G24K31A1M
DBETRE-2X/80G24K31A1M
DBETRE-2X/80G24K31A1M
DRC2-5X/100Y SO151
DRC30-1-5X/315Y SO151
DRC30-5-5X/100Y
DRC30-5-5X/50Y
DRC4-5X/315Y
DRC5-5X/100Y SO173
DRC6-5X/100Y SO173
DRC6-5X/200Y SO177
DZC2-5X/100
DZC2-5X/200
DZC2-5X/315 SO77
DRE10-5X/100YG24K4M
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DRE10-5X/315YG24K4M
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DRE20-5X/100YG24K4M
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DRE20-5X/200YG24K4M
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DRE20-5X/315YG24K4M
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DRE20-5X/50YG24K4M
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DRE20-5X/50YMG24NK4M
DRE30-3X/200Y
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DRE30-3X/315YM
DRE30-4X/100YG24K4V
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DRE30-4X/200YG24K4M
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DRE30-4X/200YMG24K4M-171
DRE30-4X/315YG24K4M
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DRE4K-3X/18G12-14K4M
DRE4K-3X/18G12-14NK4M
DRE4K-3X/18G12-22NK4M
DRE4K-3X/18G24-10K4M
DRE4K-3X/18G24-10NK4M
DRE4K-3X/18G24-10NK4M-10
DRE4K-3X/30G12-22K4M
DRE4K-3X/30G12-22K4V
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DRE4K-3X/30G24-10JZ2V
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DRE4K-3X/45G24-10K4M
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