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DC單向軸承

DC單(dan)(dan)向(xiang)(xiang)(xiang)軸(zhou)承(cheng)是在一個方向(xiang)(xiang)(xiang)上可以自由轉(zhuan)動，而(er)在另一個方向(xiang)(xiang)(xiang)上鎖死(si)的(de)一種軸(zhou)承(cheng)。單(dan)(dan)向(xiang)(xiang)(xiang)軸(zhou)承(cheng)也叫超越離(li)合器(qi)，只是根據(ju)行業不同，作(zuo)用不同來命名(ming)的(de)。單(dan)(dan)向(xiang)(xiang)(xiang)軸(zhou)承(cheng)的(de)金(jin)屬外殼里，包含很(hen)多個滾軸(zhou)，滾針或(huo)者滾珠，而(er)其滾動座(zuo)（穴）的(de)形(xing)狀(zhuang)使它只能(neng)向(xiang)(xiang)(xiang)一個方向(xiang)(xiang)(xiang)滾動，而(er)在另一個方向(xiang)(xiang)(xiang)上會產生(sheng)很(hen)大(da)的(de)阻力(li)(所(suo)謂(wei)“單(dan)(dan)向(xiang)(xiang)(xiang)”)。


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