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滾珠絲桿+圓管導(dǎo)向絲桿升降裝置出現(xiàn)問題 |
評(píng)分
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點(diǎn)評(píng)
直線軸承在承受徑向負(fù)載時(shí)軸承內(nèi)部滾珠列會(huì)把導(dǎo)向桿劃出溝來,即使經(jīng)過熱處理并鍍鉻也一樣,還是套相對(duì)好些,直線軸承一般不允許承受徑向力,小負(fù)載人工操作部位到可以考慮
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