德(de)BURKERT角座閥(fa)必須與接觸器或(huo)(huo)(huo)繼電(dian)(dian)器一起(qi)使用。由此可見，閥(fa)芯磨損和(he)(he)(he)潤滑(hua)不良，電(dian)(dian)磁(ci)(ci)場線圈短(duan)路或(huo)(huo)(huo)開(kai)路，彈簧彈性(xing)失效(xiao)，都將成為(wei)電(dian)(dian)磁(ci)(ci)閥(fa)失效(xiao)的(de)(de)(de)(de)(de)(de)(de)內因。配合接觸器或(huo)(huo)(huo)繼電(dian)(dian)器故障、工作電(dian)(dian)壓供電(dian)(dian)不良、使用頻繁(fan)、日(ri)常維護不當(dang)是(shi)外(wai)因。從上面的(de)(de)(de)(de)(de)(de)(de)陳述，我(wo)們(men)可以了(le)(le)解到電(dian)(dian)磁(ci)(ci)閥(fa)的(de)(de)(de)(de)(de)(de)(de)工作看(kan)似簡單，其實原理在(zai)(zai)需要我(wo)們(men)進一步了(le)(le)解。很(hen)(hen)多人(ren)(ren)認為(wei)電(dian)(dian)磁(ci)(ci)閥(fa)的(de)(de)(de)(de)(de)(de)(de)結構(gou)簡單，在(zai)(zai)相關的(de)(de)(de)(de)(de)(de)(de)*教材中沒有(you)包(bao)含，以型號的(de)(de)(de)(de)(de)(de)(de)選(xuan)擇(ze)并(bing)不是(shi)那么復(fu)雜。這(zhe)是(shi)一個很(hen)(hen)大的(de)(de)(de)(de)(de)(de)(de)錯誤。很(hen)(hen)多有(you)經(jing)(jing)驗的(de)(de)(de)(de)(de)(de)(de)技術(shu)人(ren)(ren)員都知(zhi)道，這(zhe)個小東西需要謹(jin)慎對待。關于(yu)其電(dian)(dian)磁(ci)(ci)閥(fa)的(de)(de)(de)(de)(de)(de)(de)結構(gou)和(he)(he)(he)原理分(fen)類(lei)有(you)幾十(shi)種，再考慮(lv)多種技術(shu)參數，交叉組合可達上萬種。設計(ji)和(he)(he)(he)采購人(ren)(ren)員逐漸學會(hui)正確的(de)(de)(de)(de)(de)(de)(de)選(xuan)擇(ze)的(de)(de)(de)(de)(de)(de)(de)刺眼，除(chu)了(le)(le)收集和(he)(he)(he)樣本(ben)數據，和(he)(he)(he)直接咨(zi)詢與電(dian)(dian)動執行機構(gou)制造(zao)企業、大型或(huo)(huo)(huo)重要的(de)(de)(de)(de)(de)(de)(de)經(jing)(jing)濟和(he)(he)(he)技術(shu)實力和(he)(he)(he)技術(shu)保證能(neng)力的(de)(de)(de)(de)(de)(de)(de)工廠，到他們(men)的(de)(de)(de)(de)(de)(de)(de)原始(shi)用戶的(de)(de)(de)(de)(de)(de)(de)燃氣電(dian)(dian)磁(ci)(ci)閥(fa)，使用領域(yu)的(de)(de)(de)(de)(de)(de)(de)知(zhi)識產品。

??寶德BURKERT角座閥(fa)電(dian)(dian)動(dong)執行機(ji)構是(shi)在電(dian)(dian)燈發明(ming)后逐(zhu)漸出現的(de)(de)(de)。我們要講的(de)(de)(de)是(shi)電(dian)(dian)磁(ci)(ci)閥(fa)，電(dian)(dian)磁(ci)(ci)閥(fa)是(shi)一種通(tong)過改(gai)變液(ye)流方(fang)向來實現油回路(lu)的(de)(de)(de)換(huan)向和開斷運動(dong)的(de)(de)(de)控制電(dian)(dian)器。在數控機(ji)床中，電(dian)(dian)磁(ci)(ci)閥(fa)廣泛應(ying)用(yong)于刀架移(yi)動(dong)、主軸換(huan)刀、工作臺(tai)交換(huan)等(deng)液(ye)壓控制系(xi)統中。根據(ju)供電(dian)(dian)要求不(bu)同，電(dian)(dian)磁(ci)(ci)閥(fa)有(you)交流和直流兩種。電(dian)(dian)磁(ci)(ci)閥(fa)主要由(you)閥(fa)芯、電(dian)(dian)磁(ci)(ci)鐵和彈簧組成。

??寶德BURKERT角座(zuo)閥(fa)(fa)(fa)(fa)的激發線(xian)圈獲(huo)得電(dian)(dian)力(li)，電(dian)(dian)磁力(li)吸(xi)魚，推動線(xian)軸(zhou)抵抗彈簧，并(bing)在閥(fa)(fa)(fa)(fa)體(ti)中煮魚。電(dian)(dian)磁鐵的勵磁線(xian)圈失去動力(li)，彈簧恢復力(li)推動線(xian)軸(zhou)反向滑動。電(dian)(dian)池(chi)線(xian)圈的電(dian)(dian)增益和(he)損耗使電(dian)(dian)磁鐵吸(xi)進和(he)釋放，使連簧壓縮和(he)拉伸，從而促進閥(fa)(fa)(fa)(fa)芯前后(hou)滑動。在閥(fa)(fa)(fa)(fa)芯前后(hou)滑動時(shi)，打開和(he)塞住閥(fa)(fa)(fa)(fa)體(ti)上的不同油道(dao)，以切換閥(fa)(fa)(fa)(fa)門動作，改變流(liu)體(ti)流(liu)動方向或切斷油。電(dian)(dian)磁閥(fa)(fa)(fa)(fa)本(ben)身勵磁線(xian)圈供電(dian)(dian)的開關，由接(jie)觸器或繼電(dian)(dian)器的接(jie)觸動作來完成。 

BURKERT角(jiao)(jiao)座閥(fa)系廣泛(fan)應用(yong)(yong)(yong)于短時間頻繁啟(qi)動(dong)(dong)(dong)(dong)，具有反應靈敏，動(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)準(zhun)確(que)的(de)(de)特點，配合電磁(ci)閥(fa)使用(yong)(yong)(yong)，用(yong)(yong)(yong)氣(qi)(qi)動(dong)(dong)(dong)(dong)控(kong)制(zhi)可(ke)準(zhun)確(que)控(kong)制(zhi)氣(qi)(qi)體、液(ye)體流量(liang)。可(ke)實現(xian)準(zhun)確(que)控(kong)溫(wen)、滴加液(ye)體等要(yao)求。寶德(de)(de)burkert角(jiao)(jiao)座閥(fa)氣(qi)(qi)動(dong)(dong)(dong)(dong)執行(xing)(xing)器(qi)分雙(shuang)(shuang)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)和(he)單作(zuo)(zuo)(zuo)用(yong)(yong)(yong)，單作(zuo)(zuo)(zuo)用(yong)(yong)(yong)氣(qi)(qi)動(dong)(dong)(dong)(dong)執行(xing)(xing)器(qi)（執行(xing)(xing)器(qi)內部有彈(dan)簧，在(zai)失(shi)去(qu)氣(qi)(qi)源(yuan)的(de)(de)情(qing)況(kuang)下，彈(dan)簧會自動(dong)(dong)(dong)(dong)復位，提供(gong)力量(liang)使球閥(fa)恢復到起始(shi)的(de)(de)開(kai)啟(qi)或關閉(bi)狀態），如(ru)(ru)果選擇(ze)雙(shuang)(shuang)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)氣(qi)(qi)動(dong)(dong)(dong)(dong)執行(xing)(xing)器(qi)，在(zai)失(shi)去(qu)氣(qi)(qi)源(yuan)的(de)(de)情(qing)況(kuang)下，氣(qi)(qi)動(dong)(dong)(dong)(dong)執行(xing)(xing)器(qi)就(jiu)(jiu)會失(shi)去(qu)動(dong)(dong)(dong)(dong)力，寶德(de)(de)burkert角(jiao)(jiao)座閥(fa)閥(fa)位保持在(zai)失(shi)氣(qi)(qi)一瞬間處(chu)于的(de)(de)那個(ge)位置。 所以(yi)說，如(ru)(ru)果你需要(yao)在(zai)失(shi)氣(qi)(qi)的(de)(de)情(qing)況(kuang)，閥(fa)門自動(dong)(dong)(dong)(dong)復位，就(jiu)(jiu)選擇(ze)單作(zuo)(zuo)(zuo)用(yong)(yong)(yong)氣(qi)(qi)動(dong)(dong)(dong)(dong)執行(xing)(xing)器(qi)，如(ru)(ru)果不需要(yao)，就(jiu)(jiu)選擇(ze)雙(shuang)(shuang)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)氣(qi)(qi)動(dong)(dong)(dong)(dong)執行(xing)(xing)器(qi).