比例閥適用于既要求能連續(xù)控制脹力、流量.和方向.而又不需要很I的控制精度的場(chǎng)合。
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D41FCB31FC1NE70_正品
D41FCB31FC1NE700_派克比例閥
D41FCB31FC1NE70_派克比例閥價(jià)格好
D41FCB31FC1NE70
PARKER派克比例換向閥D41FCB31FC1NE70帶內(nèi)置電子控制器,采用閥芯/閥套的設(shè)計(jì),是先導(dǎo)式比例方向控制閥,具有可調(diào)斜坡和遮蓋補(bǔ)償功能,可提供受控的可變流量。通過(guò)調(diào)節(jié)斜坡信號(hào)可使閥芯柔和換向,以此來(lái)減小液壓和機(jī)械沖擊,通過(guò)電氣方式調(diào)節(jié)流量/速度可實(shí)現(xiàn)機(jī)械功能的自動(dòng)化。
bauma CHINA 2018(上海寶馬工程機(jī)械展)將于2018年11月27-30日在上海新國(guó)際博覽中心拉開(kāi)帷幕。
比例閥對(duì)流量的控制可以分為兩種:
一種是開(kāi)關(guān)控制:要么全開(kāi)、要么全關(guān),流量要么最大、要么最小,沒(méi)有中間狀態(tài),如普通的電磁直通閥、電磁換向閥、電液換向閥。
另一種是連續(xù)控制:閥口可以根據(jù)需要打開(kāi)任意一個(gè)開(kāi)度,由此控制通過(guò)流量的大小,這類(lèi)閥有手動(dòng)控制的,如節(jié)流閥,也有電控的,如比例閥、伺服閥。
所以使用比例閥或伺服閥的目的就是:以電控方式實(shí)現(xiàn)對(duì)流量的節(jié)流控制(當(dāng)然經(jīng)過(guò)結(jié)構(gòu)上的改動(dòng)也可實(shí)現(xiàn)壓力控制等),既然是節(jié)流控制,就必然有能量損失,伺服閥和其它閥不同的是,它的能量損失更大一些,因?yàn)樗枰欢ǖ牧髁縼?lái)維持前置級(jí)控制油路的工作。
D41FBE01FC1NG00<老型號(hào)是D41FTE01FC1NG00>
D41FBE01FC1NJW0<老型號(hào)是D41FTE01FC1NJW0>
D41FBE01FC1NJW8X726<老型號(hào)是D41FTE01FC1NJW8X726>
D41FBE01FC1NKW0<老型號(hào)是D41FTE01FC1NKW0>
D41FBE01FC1NS00<老型號(hào)是D41FTE01FC1NS00>
D41FBE01FC1VF00<老型號(hào)是D41FTE01FC1VF00>
D41FBE01FC2NF00<老型號(hào)是D41FTE01FC2NF00>
D41FBE01FC2NF08<老型號(hào)是D41FTE01FC2NF08>
D41FBE01FC2NJW0<老型號(hào)是D41FTE01FC2NJW0>
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D41FBE01FC2NKW8<老型號(hào)是D41FTE01FC2NKW8>
D41FBE01FC2NS00<老型號(hào)是D41FTE01FC2NS00>
D41FBE01FC4NF00<老型號(hào)是D41FTE01FC4NF00>
D41FBE01FC4NF08<老型號(hào)是D41FTE01FC4NF08>
D41FBE01FC4NG00<老型號(hào)是D41FTE01FC4NG00>
D41FBE01FC4NJW0<老型號(hào)是D41FTE01FC4NJW0>
D41FBE01FC4NKW0<老型號(hào)是D41FTE01FC4NKW0>
D41FBE01FC4NM00<老型號(hào)是D41FTE01FC4NM00>
D41FBE01FC4NS00<老型號(hào)是D41FTE01FC4NS00>
D41FBE01FC4NW50<老型號(hào)是D41FTE01FC4NW50>
D41FBE01FC4VF00<老型號(hào)是D41FTE01FC4VF00>
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D41FBE01FC4VKW0<老型號(hào)是D41FTE01FC4VKW0>
D41FBE01FC5NF00<老型號(hào)是D41FTE01FC5NF00>
D41FBE01FC5NG00<老型號(hào)是D41FTE01FC5NG00>
D41FBE01FC5NJW0<老型號(hào)是D41FTE01FC5NJW0>
D41FBE01FC5NJW010<老型號(hào)是D41FTE01FC5NJW010>
D41FBE01FC5NKW0<老型號(hào)是D41FTE01FC5NKW0>
D41FBE01FE2NKW0<老型號(hào)是D41FTE01FE2NKW0>
D41FBE01FK1NKW0<老型號(hào)是D41FTE01FK1NKW0>
D41FBE01FK2NJW0<老型號(hào)是D41FTE01FK2NJW0>
D41FBE02BC1NKW0<老型號(hào)是D41FTE02BC1NKW0>
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D41FBE02BC4VM00<老型號(hào)是D41FTE02BC4VM00>
D41FBE02BC5NKW0<老型號(hào)是D41FTE02BC5NKW0>
D41FBE02CC1NJW0<老型號(hào)是D41FTE02CC1NJW0>
D41FBE02CC1NKW0<老型號(hào)是D41FTE02CC1NKW0>
D41FBE02CC1NS00<老型號(hào)是D41FTE02CC1NS00>
D41FBE02CC2NJW0<老型號(hào)是D41FTE02CC2NJW0>
D41FBE02CC2NKW0<老型號(hào)是D41FTE02CC2NKW0>
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D41FBE02CC4NM00<老型號(hào)是D41FTE02CC4NM00>
D41FBE02CC4NS00<老型號(hào)是D41FTE02CC4NS00>
D41FBE02CC5NKE0EE<老型號(hào)是D41FTE02CC5NKE0EE>
D41FBE02CC5NKW0<老型號(hào)是D41FTE02CC5NKW0>
D41FBE02CK2NG08<老型號(hào)是D41FTE02CK2NG08>
D41FBE02FC1NF00<老型號(hào)是D41FTE02FC1NF00>
D41FBE02FC1NG00<老型號(hào)是D41FTE02FC1NG00>
D41FBE02FC1NJW0<老型號(hào)是D41FTE02FC1NJW0>
D41FBE02FC1NF00
D41FBE02FC1NKW0<老型號(hào)是D41FTE02FC1NKW0>
D41FBE02FC1NS00<老型號(hào)是D41FTE02FC1NS00>
D41FBE02FC1VF00<老型號(hào)是D41FTE02FC1VF00>
D41FBE02FC1VKW0<老型號(hào)是D41FTE02FC1VKW0>
D41FBE02FC2NF00<老型號(hào)是D41FTE02FC2NF00>
D41FBE02FC2NG08<老型號(hào)是D41FTE02FC2NG08>
D41FBE02FC2NJW0<老型號(hào)是D41FTE02FC2NJW0>
D41FBE02FC2NKW0<老型號(hào)是D41FTE02FC2NKW0>
D41FBE02FC4NF00<老型號(hào)是D41FTE02FC4NF00>
D41FBE02FC4NG00<老型號(hào)是D41FTE02FC4NG00>
D41FBE02FC4NJE0EE<老型號(hào)是D41FTE02FC4NJE0EE>
D81FHB32H1NE00 替代型號(hào)D91FCB32HC1NE70 |
D81VW001C2NJW |
D91FBB32HC1NF00 |
D91FBB32HC2NG00 |
D91FBE01HC1NF00 |
D91FBE01HC4NF00 |
D91FBE02HC1NF00 |
TEA040EW09B2NXWJ |
TEA100EW09B2NLWJ |
D91FCB31HC2NB70 |
D91FCE01HC2NE70 |
F1-061-R |
F11-010-MB-CN-K-000 |
F12-060-MF-IV-K-000-000-0 |
F12-060-RS-SV-T-000-000-0 |
F12-080-MF-IV-D-000-000-0 |
F12-110-LS-SV-T-000-000-0 |
F12-110-MS-SV-S-000-0000-0 |
F12-110-RF-IV-K-000-000-0 |
FL69313 |
FM4DDFVHT |
LCM20.2021 |
LCM20.2022 |
PAVC10038R4222 |
PAVC100R4222 |
PAVC65R4212 |
PCD00A-400 |
PQDXXA-Z10 |
PRDM2PP16KVG |
PV016R1K1T1NMF1 |
PV016R1K1T1NMMC |
PV023R1K1T1NMMC |
PV023R1K1T1NUDR(PV023R1K1T1NUPR) |
PV028R1K1T1WMMC |
PV032R1K1AYNMTP |
PV032R1K1AYNMTZ |
PV032R1K1T1NMMC |
PV046R1K1T1NFPV |
PV046R1K1T1NMMC |
PV046R1K1T1NMMC |
PV046R1K1T1NMRK |
PV046R1K1T1NUDR(PV046R1K1T1NUPR) |
PV063R1E8T1NMF1 |
PV063R1K1T1NKLC |
PV063R1K1T1NMMC |
PV063R1K1T1NUDR(PV063R1K1T1NUPR) |
PV080R1K1T1NMMC |
PV080R1K1T1NMRC |
PV080R1L1L3NTCC+PV080R1L1L3NTCC |
PV092L1K1T1NMMC |
PV092R1K1T1NMM1 |
PV092R1K1T1NMMC |
PV092R1L8LKNULC |
PV140R1K1T1NMMC |
PV140R1K1T1NMR1 |
PV140R1K1T1WMMC |
PV180R1K1T1NMMC |
PV180R1K1T1NMMC |
PV180R1K1T1WMMC |
PV180R1L1T1NUDR(PV180R1L1T1NUPR) |
PVAC1ECMNSJW35 |
PVACRECMN35 |
PVAPVV31N20 |
PVCMAMCN1 |
PVCMARCN1 |
PVP2336BR2MP21 |
PWDXXA-400 |
RE06M25W2V1XW |
RS10R25S4SN1JW |
SCFT-150-22-07 |
SCLTSD-1000-10-05 |
SCLTSD-250-10-07 |
SCLTSD-520-10-05 |
SCP01-250-24-07 |
SCPSD-250-14-15 |
SCPSD-400-14-15 |
SD400A06V |
SD500A06V |
SD500B06V |
STI1144100 |
STI2144100 |
SVLB1046E016S |
TB0050AS100AAAA |
TEA063EW09B2NLWJ |
TEA080EW09B2NLWJ |
TG0240AS021AAAA |
TG0280HW460AAAB |
TG0625HV450AAAB |
比例閥用于模擬控制,是介于普通開(kāi)關(guān)控制與伺服控制之間的控制方式,它也特別適合于
設(shè)備的革新或改造。使設(shè)備自動(dòng)化控制水平大為提高。其在現(xiàn)代液雌系統(tǒng)中占比例很大口
與普通液壓閥相比.比例閥的優(yōu)點(diǎn)是:①能簡(jiǎn)單地實(shí)現(xiàn)遠(yuǎn)距離控制:②能連續(xù)地、按比例地控制液壓系統(tǒng)的壓力和流量。從而實(shí)現(xiàn)對(duì)執(zhí)行機(jī)構(gòu)的位置、速度和力的連續(xù)控制,并能防止或減小壓力、速度變換時(shí)的沖擊;③油路簡(jiǎn)化,元件數(shù)量少。
比例閥也分為壓力閥、流量閥和方向閥幾大類(lèi)。
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D41FCB31FC1NE70_派克比例閥價(jià)格好