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直流電動機

直流電動機電樞掃膛原因

發布日期:2022-05-30 點擊率:85

                         直流電樞掃膛由于機械方面故障造成的,主要有以下幾種:

  1、電樞上的物體,如鋼絲或無緯玻璃絲帶、槽楔、絕緣等松脫引起相擦。應針對具體情況重新包扎或加固。

  2、固定主磁極或換向極的螺栓松動,導致主磁極或換向極移位而相擦,只要擰緊松動的螺栓即可。

  3、端蓋或機座止口磨損變形,端蓋軸承孔磨損,使定子鐵心與電樞不同心,造成相擦。處理方法是修理止口、端蓋軸承孔鑲套等,沒有生產加工條件時,可更換端蓋。

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