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樓主  發(fā)表于: 2020-07-09 14:12
發(fā)那科伺服驅動(dòng)器414報警故障維修描述:4月14日接到黃島一加工中心電話(huà)聯(lián)系,他們公司的數控加工機床使用的發(fā)那科0i-MC系統,在加工過(guò)程中偶爾出現刀庫軸414報警,當故障報警時(shí)會(huì )出現無(wú)固定規律的刀庫旋轉、ATC換刀、正常加工、機床開(kāi)機不運行時(shí)都出現過(guò)。查看發(fā)那科伺服驅動(dòng)器維修說(shuō)明書(shū)414故障報警的解釋?zhuān)菏且驗镈C(逆變器直流電源)電壓不足而發(fā)出報警。
發(fā)那科伺服驅動(dòng)器414報警故障維修分析:導致發(fā)那科伺服系統發(fā)出刀庫軸414報警的原因可能是因為以下幾種情況,①發(fā)那科伺服系統的動(dòng)力電源輸入電源過(guò)低;②發(fā)那科外部接觸器的連接出現故障或者外部斷路器處于斷開(kāi)狀態(tài);③從內置DI的*ESP和I/O LINK接口信號的*ESP都被解除起到接觸器通后超過(guò)190ms以上的因素導致。
發(fā)那科伺服驅動(dòng)器414報警故障維修方法:根據對發(fā)那科故障的詳細檢查,伺服驅動(dòng)器的200V三相輸入電壓、I/O軸模塊、連接電纜、接觸器均正常。將I/O LINK軸的CX29,CX30進(jìn)行短接,脫開(kāi)電機,空載運行,故障依舊發(fā)生?梢耘袛喙收显蛟谒欧寗(dòng)器上,最后檢查發(fā)現是伺服驅動(dòng)器200V三相進(jìn)線(xiàn)插頭接線(xiàn)不良導致的414故障報警,更換三相進(jìn)線(xiàn)插頭后,故障消除。

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