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358273433
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樓主  發(fā)表于: 2012-12-03 19:09
伺服電機按每分鐘運行100轉的固定速度運行,每轉10000轉停5秒,同一臺機上的另一臺聯(lián)動(dòng)的變頻電機如何自動(dòng)調整頻率?謝謝大家。ㄗ冾l器是用通信控制)
hjl76
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1樓  發(fā)表于: 2012-12-04 16:15
我以前是做包裝設備的,你這問(wèn)題我遇到過(guò),我以前是1分鐘生產(chǎn)100包,每包對應的包裝袋(透明膜)要一樣長(cháng),誤差1MM,很難控制
后來(lái)想想一主機(帶變頻器)為參考點(diǎn),在主機上加編碼器,編碼器的信號轉換給伺服,PLC和伺服通信的方法去改變伺服電子齒輪比,來(lái)設定包裝袋的長(cháng)度
hjl76
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2樓  發(fā)表于: 2012-12-04 16:24
我最早做過(guò)一次是以伺服電機轉速為基準,加編碼器,通過(guò)PID來(lái)調整變頻器速度, 這樣有個(gè)問(wèn)題前面幾個(gè)不準。

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