電磁閥里有密閉的(de)(de)腔,在不(bu)同(tong)(tong)(tong)位(wei)置開(kai)有通(tong)孔(kong)(kong),每個孔(kong)(kong)連接不(bu)同(tong)(tong)(tong)的(de)(de)油(you)管,腔中間是活(huo)塞,兩面是兩塊電(dian)磁鐵,哪面的(de)(de)磁鐵線圈通(tong)電(dian) 閥體就會(hui)被吸引到哪邊,通(tong)過(guo)(guo)控制(zhi)(zhi)閥體的(de)(de)移動(dong)來開(kai)啟或關閉不(bu)同(tong)(tong)(tong)的(de)(de)排油(you)孔(kong)(kong),而進(jin)油(you)孔(kong)(kong)是常開(kai)的(de)(de),液壓油(you)就會(hui)進(jin)入不(bu)同(tong)(tong)(tong)的(de)(de)排油(you)管,然(ran)后 通(tong)過(guo)(guo)油(you)的(de)(de)壓力(li)來推動(dong)油(you)缸的(de)(de)活(huo)塞,活(huo)塞又(you)帶動(dong)活(huo)塞桿(gan),活(huo)塞桿(gan)帶動(dong)機(ji)械(xie)(xie)裝置。這樣通(tong)過(guo)(guo)控制(zhi)(zhi)電(dian)磁鐵的(de)(de)電(dian)流通(tong)斷就控制(zhi)(zhi)了機(ji)械(xie)(xie)運(yun)動(dong)。
電磁閥工作原理?