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比例节流阀的截止功能

TEA系列带截止功能的电液比例节流阀:

蓄能器排油阀适用于要求在短时间(毫秒级的范围)内从液压蓄能器大流量排油的液压回路。

典型的应用有:注射成形机、压铸机以及各种类型的压机液压系统。

本型蓄能器排油阀的基本功能,即电液比例节流功能,与丁DA型比例节流阀相同,只是本型阀的先导控制回路中集成安装了一个电磁方向阀,这样便能满足上述设备的**规范的要求。方向阀起着保证**的作用。当电磁铁断电时,其阀芯处在弹簧偏置的终端位置,将来自X油路的控制压力引导至控制活塞的弹簧腔,并使活塞的另一腔卸荷,活塞在控制压力的作用下压向主级座阀,将主阀芯的中部孔道关闭,主阀上部控制腔压力升高,于是,主级座阀在自身控制腔压力的作用下,主动压靠在阀座上,主阀可靠地关闭。其结果是,从BA或者从油箱系统至设备都没有油液流过。

TDA系列二通电液比例节流阀:

由三级组成,用于对大流量进行控制。座阀型主阀由顺序阀芯通过阀座结构进行先导操控,比例电磁阀以力反馈的方式调节顺序阀芯的位置,这样,主阀芯的位置不会受到压差的影响,压差可以达到*大的工作压力。先导控制流量大约为1 I/min,工作的*低压力为3 bar,流量的调节精度为0.5%,由于流量特性曲线是累进型的,因此在小流量区,该调节精度被改善为0.25%。全行程的调节时间约为25 ms。当液流方向应为BA,在初始关闭位置上,BA为无泄漏,且在该初始位置上,无需先导控制流量。回油口T处的压力不能高于100 bar


RXF17,RXF27,RF37,RF47,RX57,RX67,RF77,RX87,RXF97,斜齿轮减速电机
RF17-Y90S-4,RF27-Y90S-4,RF37-Y90S-4,RF47-Y90S-4,RF57-Y90S-4,RF67-Y90S-4,RF77-Y90S-4,
RF87-Y90S-4,RF97-Y90S-4,RF107-Y90S-4,RF137-Y90S-4,,RF147-Y90S-4,RF167-Y90S-4,
RX17-Y90S-4,RX27-Y90S-4,RX37-Y90S-4,CCLAIR,RX47-Y90S-4,RX57-Y90S-4,RX67-Y90S-4,RX77-Y90S-4,
RX87-Y90S-4,RX97-Y90S-4,RX107-Y90S-4,RX137-Y90S-4,,RX147-Y90S-4,RX167-Y90S-4,
RXF17-Y90S-4,RXF27-Y90S-4,RXF37-Y90S-4,RXF47-Y90S-4,RXF57-Y90S-4,RXF67-Y90S-4,RXF77-Y90S-4,
RXF87-Y90S-4,RXF97-Y90S-4,RXF107-Y90S-4,RXF137-Y90S-4,RXF147-Y90S-4,RXF167-Y90S-4,

F37,F47,FA37,FF37,FAF37,FAZ37,FAB37,FAT37,FA47,平行轴斜齿轮减速电机
F37-Y90S-4,F47-Y90S-4,F57-Y90S-4,F67-Y90S-4,F77-Y90S-4,F87-Y90S-4,
F97-Y90S-4,F107-Y90S-4,F127-Y90S-4,F157-Y90S-4,
FA37-Y90S-4,FA47-Y90S-4,FA57-Y90S-4,FA67-Y90S-4,FA77-Y90S-4,
FA87-Y90S-4,FA97-Y90S-4,FA107-Y90S-4,FA127-Y90S-4,FA157-Y90S-4,
FF37-Y90S-4,FF47-Y90S-4,CCLAIR,FF57-Y90S-4,FF67-Y90S-4,FF77-Y90S-4,
FF87-Y90S-4,FF97-Y90S-4,FF107-Y90S-4,FF127-Y90S-4,FF157-Y90S-4,
FAF37-Y90S-4,FAF47-Y90S-4,FAF57-Y90S-4,FAF67-Y90S-4,FAF77-Y90S-4,
FAF87-Y90S-4,FAF97-Y90S-4,FAF107-Y90S-4,FAF127-Y90S-4,FAF157-Y90S-4,
FAZ37-Y90S-4,FAZ47-Y90S-4,FAZ57-Y90S-4,FAZ67-Y90S-4,FAZ77-Y90S-4,
FAZ87-Y90S-4,FAZ97-Y90S-4,FAZ107-Y90S-4,FAZ127-Y90S-4,FAZ157-Y90S-4,
FAB37-Y90S-4,FAB47-Y90S-4,FAB57-Y90S-4,FAB67-Y90S-4,FAB77-Y90S-4,
FAB87-Y90S-4,FAB97-Y90S-4,FAB107-Y90S-4,FAB127-Y90S-4,FAB157-Y90S-4,
FAT37-Y90S-4,FAT47-Y90S-4,FAT57-Y90S-4,FAT67-Y90S-4,FAT77-Y90S-4,
FAT87-Y90S-4,FAT97-Y90S-4,FAT107-Y90S-4,FAT127-Y90S-4,FAT157-Y90S-4,

K37,K47,KA57,KF67,KAF67,KAZ77,KAB107,KAT107,锥齿轮减速机
K37-Y90S-4,K47-Y90S-4,K57-Y90S-4,K67-Y90S-4,K77-Y90S-4,K87-Y90S-4,
K97-Y90S-4,K107-Y90S-4,K127-Y90S-4,K157-Y90S-4,K167-Y90S-4,K187-Y90S-4,
KA37-Y90S-4,KA47-Y90S-4,KA57-Y90S-4,KA67-Y90S-4,KA77-Y90S-4,KA87-Y90S-4,
KA97-Y90S-4,KA107-Y90S-4,KA127-Y90S-4,KA157-Y90S-4,KA167-Y90S-4,KA187-Y90S-4,
KF37-Y90S-4,KF47-Y90S-4,KF57-Y90S-4,KF67-Y90S-4,KF77-Y90S-4,KF87-Y90S-4,
KF97-Y90S-4,KF107-Y90S-4,CCLAIR,KF127-Y90S-4,KF157-Y90S-4,KF167-Y90S-4,KF187-Y90S-4,
KAF37-Y90S-4,KAF47-Y90S-4,KAF57-Y90S-4,KAF67-Y90S-4,KAF77-Y90S-4,KAF87-Y90S-4,
KAF97-Y90S-4,KAF107-Y90S-4,KAF127-Y90S-4,KAF157-Y90S-4,KAF167-Y90S-4,KAF187-Y90S-4,
KAZ37-Y90S-4,KAZ47-Y90S-4,KAZ57-Y90S-4,KAZ67-Y90S-4,KAZ77-Y90S-4,KAZ87-Y90S-4,
KAZ97-Y90S-4,KAZ107-Y90S-4,KAZ127-Y90S-4,KAZ157-Y90S-4,KAZ167-Y90S-4,KAZ187-Y90S-4,
KAB37-Y90S-4,KAB47-Y90S-4,KAB57-Y90S-4,KAB67-Y90S-4,KAB77-Y90S-4,KAB87-Y90S-4,
KAB97-Y90S-4,KAB107-Y90S-4,KAB127-Y90S-4,KAB157-Y90S-4,KAB167-Y90S-4,KAB187-Y90S-4,
KAT37-Y90S-4,KAT47-Y90S-4,KAT57-Y90S-4,KAT67-Y90S-4,KAT77-Y90S-4,KAT87-Y90S-4,
KAT97-Y90S-4,KAT107-Y90S-4,KAT127-Y90S-4,KAT157-Y90S-4,KAT167-Y90S-4,KAT187-Y90S-4,

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