電磁閥里有(you)密(mi)閉的腔,在不(bu)同位置(zhi)開(kai)有(you)通(tong)孔,每個孔連接不(bu)同的油管(guan),腔中間(jian)是活塞(sai)(sai),兩(liang)面是兩(liang)塊電(dian)(dian)磁鐵(tie),哪(na)面的磁鐵(tie)線圈通(tong)電(dian)(dian) 閥體就會被吸引到哪(na)邊,通(tong)過(guo)控(kong)制閥體的移動(dong)來開(kai)啟或關閉不(bu)同的排油孔,而進油孔是常開(kai)的,液壓油就會進入不(bu)同的排油管(guan),然(ran)后 通(tong)過(guo)油的壓力來推動(dong)油缸的活塞(sai)(sai),活塞(sai)(sai)又帶(dai)動(dong)活塞(sai)(sai)桿(gan),活塞(sai)(sai)桿(gan)帶(dai)動(dong)機械裝置(zhi)。這樣通(tong)過(guo)控(kong)制電(dian)(dian)磁鐵(tie)的電(dian)(dian)流通(tong)斷就控(kong)制了機械運動(dong)。
電磁閥工作原理?