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cici8448
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樓主  發(fā)表于: 2017-01-05 21:27
公司現有一臺設備用松下伺服通過(guò)皮帶帶動(dòng)機械結構做三個(gè)位置的循環(huán)運動(dòng),只有復位后的前幾次的運動(dòng)位置能夠到達,時(shí)間越長(cháng),位置偏差越明顯。排除機械結構上的誤差,請問(wèn)是干擾還是脈沖誤差累積造成的,怎樣處理比較合理一點(diǎn)?自動(dòng)調整模式下簡(jiǎn)單調節剛性好像效果不明顯。
congcong
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1樓  發(fā)表于: 2017-01-06 08:12
皮帶是同步帶嗎?普通的皮帶傳動(dòng)肯定會(huì )有誤差。你可以在伺服電機的輪子上做個(gè)標志,看它多次轉動(dòng)后停的位置是否有變化?伺服驅動(dòng)一般不會(huì )有什么誤差的,我覺(jué)得還是在機械上
樓主留言:
是用的同步帶!

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