如(ru)果保證鼓形(xing)齒式聯軸器安(an)全可靠(kao)的(de)工(gong)作(zuo),良好(hao)的(de)潤滑是不不可少(shao)得,換可以減緩磨損。
高(gao)速(su)鼓(gu)形齒(chi)(chi)(chi)(chi)式聯(lian)(lian)軸器(qi)大多采用潤(run)滑油(you)(you)潤(run)滑,潤(run)滑油(you)(you)需經高(gao)精度濾油(you)(you)器(qi)過濾,濾清度小于10微米,齒(chi)(chi)(chi)(chi)面要(yao)求連續潤(run)滑,不然齒(chi)(chi)(chi)(chi)面溫度會(hui)升高(gao)并(bing)將(jiang)積存(cun)水分和污垢,一些高(gao)速(su)鼓(gu)形齒(chi)(chi)(chi)(chi)式聯(lian)(lian)軸器(qi)有時也用集油(you)(you)槽(cao)孔的結構,即在外齒(chi)(chi)(chi)(chi)輪軸孔內(nei)(nei)加工出集油(you)(you)槽(cao),在外齒(chi)(chi)(chi)(chi)輪齒(chi)(chi)(chi)(chi)槽(cao)底(di)部鉆出與集油(you)(you)槽(cao)相通的油(you)(you)孔,為了使(shi)得其充(chong)分得到潤(run)滑,我(wo)們憑借鼓(gu)形齒(chi)(chi)(chi)(chi)式聯(lian)(lian)軸器(qi)高(gao)速(su)運(yun)轉產生的離(li)心(xin)力(li),將(jiang)油(you)(you)液噴入內(nei)(nei)外齒(chi)(chi)(chi)(chi)嚙合處。
所(suo)謂(wei)鼓(gu)形(xing)(xing)齒(chi)即為將外齒(chi)制成球(qiu)面(mian),球(qiu)面(mian)中心在齒(chi)輪軸線上(shang),齒(chi)側間隙較一般齒(chi)輪大。鼓(gu)形(xing)(xing)齒(chi)聯軸器(qi)(qi)相(xiang)對于直齒(chi)聯軸器(qi)(qi)可允許較大的角(jiao)位移。并且(qie)使得(de)齒(chi)的接觸條件有所(suo)改善,從而使得(de)傳遞轉矩的能力有所(suo)提高,延長了聯軸器(qi)(qi)的使用壽命(ming)。