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樓主  發(fā)表于: 2011-10-31 09:09
各位大俠咨詢(xún)一下：
前兩天維修一臺數控車(chē)床，因伺服電機軸承損壞，更換電機。更換電機后使用正常，兩個(gè)小時(shí)后突然伺服電機制動(dòng)消失。
把舊電機裝上，兩個(gè)小時(shí)后伺服電機制動(dòng)同樣消失。（指伺服電機制動(dòng)機械部位失靈）
郁悶中  啊啊啊

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