140DDO36400 Quantum模塊
140DDO36400 Quantum模塊
伺服電機是一個典型閉環(huán)反饋系統(tǒng),減速齒輪組由電機驅動,其終端(輸出端)帶動一個線性的比例電位器作位置檢測,該電位器把轉角坐標轉換為一比例電壓反饋給控制線路板,控制線路板將其與輸入的控制脈沖信號比較,產生糾正脈沖,并驅動電機正向或反向地轉動,使齒輪組的輸出位置與期望值相符,令糾正脈沖趨于為0,從而達到使伺服電機精確定位與定速的目的。
伺服系統(tǒng)位置控制模式的關鍵參數(shù)“電子齒輪”是個專業(yè)性較強的技術術語,工程技術人員在應用中一般是套用公式。本文討論伺服驅動器發(fā)出脈沖,控制電機位移量;數(shù)控技術使用戶可以選擇設定值,實現(xiàn)電子化“變速”的基本思路,及對“電子齒輪”的應用體會。
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