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PARKER派克016884000現貨液壓比例閥
PARKER派克016884000現貨液壓比例閥PARKER比例閥具有應用靈活、節省(sheng)管路和成本低廉(lian)等特點,近年來工(gong)程(cheng)機械上應用越(yue)(yue)來越(yue)(yue)廣泛。
PARKER派克016884000現貨液壓比例閥
PARKER比(bi)(bi)例(li)(li)(li)(li)閥(fa)(fa)(fa)(fa)(fa)(fa)具(ju)有(you)(you)應(ying)用(yong)靈(ling)活、節(jie)省管路(lu)和成本低廉(lian)等(deng)特點,近(jin)年來(lai)工(gong)程機械(xie)上(shang)應(ying)用(yong)越來(lai)越廣泛。常(chang)用(yong)螺旋(xuan)插(cha)裝(zhuang)式(shi)(shi)比(bi)(bi)例(li)(li)(li)(li)閥(fa)(fa)(fa)(fa)(fa)(fa)有(you)(you)二通(tong)(tong)(tong)(tong)、三(san)通(tong)(tong)(tong)(tong)、四通(tong)(tong)(tong)(tong)和多(duo)(duo)通(tong)(tong)(tong)(tong)等(deng)形式(shi)(shi),二通(tong)(tong)(tong)(tong)式(shi)(shi)比(bi)(bi)例(li)(li)(li)(li)閥(fa)(fa)(fa)(fa)(fa)(fa)主比(bi)(bi)例(li)(li)(li)(li)節(jie)流閥(fa)(fa)(fa)(fa)(fa)(fa),它常(chang)它元件(jian)一起構(gou)成復合閥(fa)(fa)(fa)(fa)(fa)(fa),對流量(liang)、壓力進(jin)行控制(zhi);三(san)通(tong)(tong)(tong)(tong)式(shi)(shi)比(bi)(bi)例(li)(li)(li)(li)閥(fa)(fa)(fa)(fa)(fa)(fa)主比(bi)(bi)例(li)(li)(li)(li)減壓閥(fa)(fa)(fa)(fa)(fa)(fa),也(ye)是(shi)移(yi)動(dong)(dong)式(shi)(shi)機械(xie)液壓系統(tong)中(zhong)應(ying)用(yong)較多(duo)(duo)比(bi)(bi)例(li)(li)(li)(li)閥(fa)(fa)(fa)(fa)(fa)(fa),它主對液動(dong)(dong)操作多(duo)(duo)路(lu)閥(fa)(fa)(fa)(fa)(fa)(fa)先導(dao)油路(lu)進(jin)行操作。利(li)用(yong)三(san)通(tong)(tong)(tong)(tong)式(shi)(shi)比(bi)(bi)例(li)(li)(li)(li)減壓閥(fa)(fa)(fa)(fa)(fa)(fa)可以代替(ti)傳統(tong)手動(dong)(dong)減壓式(shi)(shi)先導(dao)閥(fa)(fa)(fa)(fa)(fa)(fa),它比(bi)(bi)手動(dong)(dong)先導(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)具(ju)有(you)(you)更(geng)多(duo)(duo)靈(ling)活性和更(geng)高控制(zhi)精度(du)。可以制(zhi)成如圖1所示比(bi)(bi)例(li)(li)(li)(li)伺(si)服控制(zhi)手動(dong)(dong)多(duo)(duo)路(lu)閥(fa)(fa)(fa)(fa)(fa)(fa),不同(tong)(tong)輸入信(xin)號,減壓閥(fa)(fa)(fa)(fa)(fa)(fa)使輸出(chu)活塞具(ju)有(you)(you)不同(tong)(tong)壓力或流量(liang)進(jin)而實(shi)現對多(duo)(duo)路(lu)閥(fa)(fa)(fa)(fa)(fa)(fa)閥(fa)(fa)(fa)(fa)(fa)(fa)芯位移(yi)進(jin)行比(bi)(bi)例(li)(li)(li)(li)控制(zhi)。四通(tong)(tong)(tong)(tong)或多(duo)(duo)通(tong)(tong)(tong)(tong)螺旋(xuan)插(cha)裝(zhuang)式(shi)(shi)比(bi)(bi)例(li)(li)(li)(li)閥(fa)(fa)(fa)(fa)(fa)(fa)可以對工(gong)作裝(zhuang)置實(shi)現單(dan)獨控制(zhi)。 滑閥(fa)(fa)(fa)(fa)(fa)(fa)式(shi)(shi)比(bi)(bi)例(li)(li)(li)(li)閥(fa)(fa)(fa)(fa)(fa)(fa)又稱分配閥(fa)(fa)(fa)(fa)(fa)(fa),是(shi)移(yi)動(dong)(dong)式(shi)(shi)機械(xie)液壓系統(tong)z基(ji)本元(yuan)件之一,是(shi)能實現方(fang)向與流量調節復合(he)閥。電液滑閥式比(bi)例多路(lu)閥是(shi)比(bi)較(jiao)理想電液轉換控制元(yuan)件,它保留了手(shou)動多路(lu)閥基(ji)本功(gong)能,還增加了位置電反饋比(bi)例伺服操作和負載(zai)傳感(gan)等先進(jin)控制手(shou)段。它是(shi)工(gong)程(cheng)機械分配閥更新換代產品。
Parker派克(ke)比(bi)例(li)閥(fa)系列(lie)Parker派克(ke)直動式比(bi)例(li)換向閥(fa)D*FW/D*FT系列(lie)公稱尺寸為(wei)CETOP3和CETOP5的(de)直動式(D*FW)換(huan)向閥系列是一種用于流量控制(zhi)的(de)比例閥。該閥(D*FW)采(cai)用PWD-400/PCD-400功率放大器進行電控或將(jiang)集成(cheng)的(de)電子元件(jian)插裝在(zai)閥上組成(cheng)一體(D*FT)。典型的(de)應用是:通(tong)過(guo)調(diao)節(jie)斜(xie)坡(po)信(xin)號可(ke)(ke)使(shi)閥芯柔和換(huan)向,以此(ci)來減小液壓沖(chong)擊和機(ji)(ji)械(xie)沖(chong)擊,通(tong)過(guo)電氣(qi)方式調(diao)節(jie)流量/速(su)度可(ke)(ke)實(shi)現機(ji)(ji)械(xie)功能自(zi)動化。
PARKER133X51561D 131F4450 131F44
PARKER133X5196 131F4480 131F4450
PARKER133X51961D 131F4490 131F46
PARKER133X5296 131F46 131F4650
PARKER133X52961D 131F4650 131F43
PARKER135K03 131F5695 131F4350
PARKER135K04 131F56951D 131F26
PARKER221G13 131K03 131F56951D
PARKER221G1303 131K03001D 131F5695
PARKER221G1330 131K0308 131K14
Parker比例閥(fa)
公稱(cheng)尺(chi)寸為(wei)CETOP3和CETOP5的(de)D*FL系列的(de)閥是一種用于流量控制的(de)數字(zi)式比例閥。這(zhe)種用微處理器(qi)控制的(de)4-通(tong)閥可(ke)以通(tong)過配電信號來調(diao)出不同的(de)給定速(su)(su)度(du)。在(zai)閥上可(ke)以對加(jia)速(su)(su)度(du)、減速(su)(su)度(du)和速(su)(su)度(du)進行調(diao)節。典型的(de)快速(su)(su)/低(di)速(su)(su)行程特性可(ke)以不用其它的(de)模塊就可(ke)實現。
Parker派克(ke)直動(dong)式比(bi)例換向閥WL*NG06系列
公稱尺寸為CETOP3的WLL系列直動式比例閥被用于控制流量。該閥(D*FW)采用歐卡規格的VDR350/355數字式功率放大器或采用PWD-400/PCD400功率放大器模塊進行電控。典型的應用是:流量控制確和可實現流量調節,快速/低速行(xing)程(cheng)特(te)性控制和液壓傳動(dong)裝置(zhi)的定位。
PARKER派克016884000現貨液壓比例閥