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REXROTH電磁閥選型依據/力士樂中國

簡要描述:

REXROTH電(dian)磁(ci)閥選(xuan)型依據/力(li)士樂中(zhong)國公司(si)報價快,價格合理,貨期準,絕大(da)部分常(chang)用型號產(chan)品(pin)有現貨。讓做貿易(yi)的(de)朋(peng)友們(men)能快速回復給終(zhong)端用戶,時(shi)間(jian)就是金錢,慢一分鐘或許客戶就下單給了他人。品(pin)質的(de)保證(zheng),有堅強的(de)后盾(dun)。

品牌REXROTH/德國力士樂流動方向單向
3C閥門類別工業應用領域環保,化工,農業,石油,紡織皮革

REXROTH電磁閥選型依據/力士樂中國REXROTH電(dian)磁(ci)(ci)閥閥體(ti)便受力被吸引至(zhi)通(tong)電(dian)電(dian)磁(ci)(ci)鐵方(fang)向;而(er)(er)(er)在腔的(de)(de)不同位置都開有(you)通(tong)孔(kong),連(lian)接著不同的(de)(de)油(you)(you)管(guan),因(yin)此可通(tong)過控制閥體(ti)的(de)(de)移動(dong)來選擇開啟那部分排(pai)油(you)(you)孔(kong);由于進油(you)(you)孔(kong)處于常開狀態,閥體(ti)的(de)(de)移動(dong)使(shi)得液壓油(you)(you)進入不同的(de)(de)排(pai)油(you)(you)管(guan),油(you)(you)的(de)(de)壓力推(tui)動(dong)油(you)(you)缸的(de)(de)活(huo)塞,進而(er)(er)(er)推(tui)動(dong)活(huo)塞桿(gan),從而(er)(er)(er)帶動(dong)機(ji)(ji)械裝置。利用這種原理,便可實現通(tong)過控制電(dian)磁(ci)(ci)鐵電(dian)流通(tong)斷來控制機(ji)(ji)械運動(dong)的(de)(de)功能。

REXROTH電磁閥(fa)(fa)產品本身而言,因(yin)(yin)電動(dong)(dong)閥(fa)(fa)具備裝配容(rong)易、故障率低以(yi)及符合(he)業界自動(dong)(dong)化需求的(de)優(you)點(dian),是業者較(jiao)劃(hua)算的(de)選擇。因(yin)(yin)為使用一般(ban)傳(chuan)統氣動(dong)(dong)閥(fa)(fa),免不了要(yao)有配管、電磁閥(fa)(fa)及壓縮機等才能匹配,而電動(dong)(dong)閥(fa)(fa)是以(yi)馬達(da)驅動(dong)(dong),安(an)裝簡(jian)易省事,且(qie)電動(dong)(dong)閥(fa)(fa)安(an)裝配合(he)工廠原有的(de)自控線(xian)路即可,可節省其(qi)他(ta)成(cheng)本支出。此外,以(yi)馬達(da)驅動(dong)(dong)方式開閉較(jiao)平順,無瞬間沖力(li)過大的(de)缺點(dian),故障率可大幅降(jiang)低。

REXROTH電(dian)(dian)磁(ci)閥(fa)具有(you)多向(xiang)(xiang)(xiang)可(ke)調的(de)通(tong)道(dao),可(ke)適(shi)時(shi)(shi)(shi)改變流(liu)(liu)體(ti)流(liu)(liu)向(xiang)(xiang)(xiang)。可(ke)分為手動(dong)(dong)換(huan)向(xiang)(xiang)(xiang)閥(fa)、電(dian)(dian)磁(ci)換(huan)向(xiang)(xiang)(xiang)閥(fa)、電(dian)(dian)液換(huan)向(xiang)(xiang)(xiang)閥(fa)等。工(gong)(gong)(gong)(gong)作時(shi)(shi)(shi)借著(zhu)閥(fa)外的(de)驅動(dong)(dong)傳動(dong)(dong)機構(gou)(gou)轉動(dong)(dong)驅動(dong)(dong)軸,帶動(dong)(dong)搖拐臂,啟動(dong)(dong)閥(fa)板,使工(gong)(gong)(gong)(gong)作流(liu)(liu)體(ti)時(shi)(shi)(shi)而從左入口通(tong)向(xiang)(xiang)(xiang)閥(fa)的(de)下部出(chu)口,時(shi)(shi)(shi)而從右入口變換(huan)通(tong)向(xiang)(xiang)(xiang)下部出(chu)口,實現了周期(qi)變換(huan)流(liu)(liu)向(xiang)(xiang)(xiang)的(de)目的(de)。這種變換(huan)閥(fa)在石油、化(hua)工(gong)(gong)(gong)(gong)生產中有(you)著(zhu)廣(guang)泛的(de)應用,在合成氨造(zao)氣系統中為常用。此外,換(huan)向(xiang)(xiang)(xiang)閥(fa)還可(ke)作成閥(fa)瓣式的(de)結構(gou)(gou),多用于較小(xiao)流(liu)(liu)量的(de)場合。工(gong)(gong)(gong)(gong)作時(shi)(shi)(shi)只需(xu)轉動(dong)(dong)手輪通(tong)過(guo)閥(fa)瓣來(lai)變換(huan)工(gong)(gong)(gong)(gong)作流(liu)(liu)體(ti)的(de)流(liu)(liu)向(xiang)(xiang)(xiang)。

REXROTH電磁閥(fa)環(huan)境條件

1)環(huan)境(jing)的zui高和zui低溫(wen)度應(ying)選(xuan)(xuan)在(zai)允許范圍之內;2)環(huan)境(jing)中(zhong)(zhong)(zhong)相(xiang)對濕度高及有(you)水滴(di)雨淋等場合,應(ying)選(xuan)(xuan)防水REXROTH電(dian)(dian)磁(ci)閥(fa)(fa);3)環(huan)境(jing)中(zhong)(zhong)(zhong)經常有(you)振動(dong),顛簸和沖(chong)擊(ji)等場合應(ying)選(xuan)(xuan)特殊品種,例(li)如船用(yong)(yong)REXROTH電(dian)(dian)磁(ci)閥(fa)(fa);4)在(zai)有(you)腐蝕(shi)性(xing)或(huo)爆(bao)炸(zha)性(xing)環(huan)境(jing)中(zhong)(zhong)(zhong)的使用(yong)(yong)應(ying)優先根(gen)據安全性(xing)要求選(xuan)(xuan)用(yong)(yong)耐發(fa)蝕(shi)型;5)環(huan)境(jing)空間若受(shou)限制,需(xu)選(xuan)(xuan)用(yong)(yong)多功能REXROTH電(dian)(dian)磁(ci)閥(fa)(fa),因其省去了旁(pang)路及三只(zhi)手動(dong)閥(fa)(fa)且便(bian)于(yu)在(zai)線維(wei)修。

4、REXROTH電磁閥電源條件

1)根據供電電源(yuan)種(zhong)類,分別(bie)選用交流和(he)直流REXROTH電磁閥。一般來說(shuo)交流電源(yuan)取用方便;2)電壓規格(ge)用盡量優先選用AC220V.DC24V;

3)電源(yuan)電壓(ya)(ya)波動(dong)通常交(jiao)(jiao)流選用(yong)(yong)+%10%.-15%,直流允許±%10左右,如若超差,須采取穩壓(ya)(ya)措(cuo)施;4)應根據(ju)電源(yuan)容(rong)量選擇額定(ding)電流和(he)消耗功率。須注(zhu)意交(jiao)(jiao)流起動(dong)時VA值(zhi)較高,在容(rong)量不足時應優(you)先選用(yong)(yong)間接導式REXROTH電磁(ci)閥。

5.REXROTH電磁(ci)閥控制精度

1)普通REXROTH電磁閥(fa)只有開、關(guan)兩個位置(zhi),在控(kong)制精度要求高和參(can)數要求平穩(wen)時(shi)需選用(yong)多位REXROTH電磁閥(fa);2)動(dong)作時(shi)間:指(zhi)電信(xin)號接通或切(qie)斷至主閥(fa)動(dong)作完(wan)成時(shi)間;3)泄漏量:樣本上給出的泄漏量數值為常用(yong)經濟等級。

REXROTH電磁閥選(xuan)型首先應(ying)該依次(ci)遵(zun)循安全(quan)性,可靠(kao)性,適(shi)用性,經濟性四(si)大原 則,其(qi)次(ci)是根據六個方面的現場工(gong)況(即(ji)管道(dao)參(can)數、流體(ti)參(can)數、壓力參(can)數、電氣參(can)數、動(dong)作方式、特殊(shu)要求進行選(xuan)擇)。

REXROTH電磁閥選型依據:

1、根據(ju)管道參數選擇REXROTH電磁閥的(de):通徑(jing)規格(ge)(即DN)、接(jie)(jie)口(kou)方式(shi)1)按照現場(chang)管道內(nei)徑(jing)尺(chi)(chi)寸或流量要(yao)求來(lai)確定通徑(jing)(DN)尺(chi)(chi)寸;2)接(jie)(jie)口(kou)方式(shi),一般>DN50要(yao)選擇法蘭接(jie)(jie)口(kou),≤DN50則可(ke)根據(ju)用(yong)戶需要(yao)自由選擇。

2、根據流體參數選擇REXROTH電(dian)(dian)(dian)磁(ci)閥(fa)的(de)(de):材(cai)質(zhi)、溫度組1)腐蝕(shi)性流體:宜(yi)選用(yong)(yong)耐腐蝕(shi)REXROTH電(dian)(dian)(dian)磁(ci)閥(fa)和全不銹鋼;食(shi)用(yong)(yong)超凈流體:宜(yi)選用(yong)(yong)食(shi)品級不銹鋼材(cai)質(zhi)REXROTH電(dian)(dian)(dian)磁(ci)閥(fa);2)高溫流體:要選擇采用(yong)(yong)耐高溫的(de)(de)電(dian)(dian)(dian)工材(cai)料和密封材(cai)料制造的(de)(de)REXROTH電(dian)(dian)(dian)磁(ci)閥(fa),而且要選擇活塞(sai)式結構類(lei)型(xing)的(de)(de);3)流體狀態(tai):大(da)至有(you)氣態(tai),液(ye)態(tai)或混合狀態(tai),特別是口徑大(da)于DN25時一定要區分開(kai)來(lai);4)流體粘度:通常(chang)在(zai)50cSt以下(xia)可任意選擇,若超過此值,則要選用(yong)(yong)高粘度REXROTH電(dian)(dian)(dian)磁(ci)閥(fa)。

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