在進行香蕉視頻app破解碼:閥門密封面研磨時，采用機械研磨的效率高且質量可靠，不像手工研磨那樣要求較高技術水平的工人來操作。圖4-75所示為將研磨工具裝到立鉆上研磨閥門密封面的方法。圖4-75中研磨器4的直徑較密封面的直徑大10~20mm,研盤的芯軸卡在立鉆的主軸上。閥門體則固定在回轉盤上。回轉盤裝到立鉆的支持臺面上，且與立鉆的主軸保持一定的偏心。這樣，當研盤轉動時，使閥體也轉動，因而可以縮短研磨過程，并保證研磨均勻。

  當(dang)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)的(de)閥(fa)(fa)(fa)門(men)數較多時(shi)，可(ke)利用(yong)(yong)成組(zu)(zu)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)，有研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)閘閥(fa)(fa)(fa)的(de)成組(zu)(zu)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)、研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)截止閥(fa)(fa)(fa)的(de)成組(zu)(zu)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)、旋塞閥(fa)(fa)(fa)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)、球閥(fa)(fa)(fa)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)、調節(jie)閥(fa)(fa)(fa)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)、閥(fa)(fa)(fa)體研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)、閥(fa)(fa)(fa)瓣研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)等。它們可(ke)同(tong)時(shi)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)多個閥(fa)(fa)(fa)門(men)，如利用(yong)(yong)閥(fa)(fa)(fa)桿(gan)擺動研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)閘閥(fa)(fa)(fa)的(de)成組(zu)(zu)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)機(ji)(ji)，可(ke)同(tong)時(shi)研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)公稱尺寸在300mm以(yi)下的(de)4~18個閘閥(fa)(fa)(fa)，使用(yong)(yong)方便，研(yan)(yan)(yan)(yan)(yan)(yan)(yan)磨(mo)(mo)(mo)(mo)(mo)迅(xun)速。