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樓主  發(fā)表于: 2012-03-16 22:40
三菱伺服脈沖當量是怎么得來(lái)的?是自己的假設的?以三菱MR-J2S為例,
例如:
絲桿的螺距是5MM,
假設脈沖當量是1UM(自己假定的),直接連接絲桿,就是沒(méi)有變比,上位機發(fā)5000個(gè)脈沖轉一圈,計算方法:5000*CMX/CDV=131072,CMX/CDV=131072/5000,    
假設脈沖當量是10UM(自己假定的),直接連接絲桿,就是沒(méi)有變比,上位機發(fā)500個(gè)脈沖轉一圈,計算方法:500*CMX/CDV=131072,CMX/CDV=131072/500,    
我的理解這個(gè)脈沖當量是 脈沖當量乘電子齒輪比=編碼器的分辨率,假設的脈沖當量不同導致電子齒輪比不同,電子齒輪比反過(guò)來(lái)又決定脈沖當量,這樣對嗎?請老師指點(diǎn),謝謝!

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