油壓沖床電機(jī)異響是什么問(wèn)題?
1,油路進(jìn)空氣會(huì)導(dǎo)致電機(jī)異響,檢查吸油口及接頭是否松動(dòng)
2,電機(jī)長(zhǎng)時(shí)間超負(fù)荷運(yùn)轉(zhuǎn)會(huì)導(dǎo)致異響,檢查系統(tǒng)壓力及保壓時(shí)間是否超限
3,油壓沖床的上限位開(kāi)關(guān)沒(méi)有接觸到會(huì)導(dǎo)致在待機(jī)時(shí)異響,檢查上限位開(kāi)關(guān)是否接觸和損壞