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關(guān)于滾珠絲桿導(dǎo)程疑問 |
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點(diǎn)評(píng)
借此貼請(qǐng)教下兄臺(tái): 梯形絲桿的導(dǎo)程角 和 摩擦角容易算,;但是 滾珠絲桿的怎么算,?
滾珠絲桿的摩擦系數(shù)太小,理論上難自鎖。但是見過挺多滾珠絲桿,,靜止時(shí)也不會(huì)直接掉落,,特別是導(dǎo)程小,都要初始轉(zhuǎn)動(dòng)或者推動(dòng) 靜摩
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