
凸(tu)(tu)(tu)(tu)緣(yuan)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)屬(shu)于剛(gang)(gang)性聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi),是(shi)(shi)把(ba)兩(liang)個帶有凸(tu)(tu)(tu)(tu)緣(yuan)的(de)半聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)用(yong)普(pu)通(tong)平鍵分別與(yu)兩(liang)軸(zhou)(zhou)(zhou)連(lian)接,然(ran)后用(yong)螺(luo)(luo)(luo)栓(shuan)把(ba)兩(liang)個半聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)連(lian)成一(yi)體,以傳遞(di)運動和(he)轉矩(ju)。這種聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)有兩(liang)種主(zhu)要的(de)結構形式:靠鉸制孔用(yong)螺(luo)(luo)(luo)栓(shuan)來(lai)實現兩(liang)軸(zhou)(zhou)(zhou)對(dui)中(zhong)(zhong)和(he)靠螺(luo)(luo)(luo)栓(shuan)桿承受(shou)擠壓與(yu)剪切來(lai)傳遞(di)轉矩(ju);靠一(yi)個半聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)上的(de)凸(tu)(tu)(tu)(tu)肩與(yu)另一(yi)個半聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)上的(de)凹(ao)槽相配合而對(dui)中(zhong)(zhong)。連(lian)接兩(liang)個半聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)的(de)螺(luo)(luo)(luo)栓(shuan)可(ke)以采用(yong)A級和(he)B級的(de)普(pu)通(tong)螺(luo)(luo)(luo)栓(shuan),轉矩(ju)靠兩(liang)個半聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)結合面的(de)摩擦(ca)力(li)矩(ju)來(lai)傳遞(di)。凸(tu)(tu)(tu)(tu)緣(yuan)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)結構簡(jian)單(dan),制造方便,成本較(jiao)(jiao)低,工(gong)作可(ke)靠,裝拆、維護均較(jiao)(jiao)簡(jian)便,傳遞(di)轉矩(ju)較(jiao)(jiao)大,能(neng)保證兩(liang)軸(zhou)(zhou)(zhou)具有較(jiao)(jiao)高的(de)對(dui)中(zhong)(zhong)精度,一(yi)般常用(yong)于載荷平穩,高速或傳動精度要求較(jiao)(jiao)高的(de)軸(zhou)(zhou)(zhou)系傳動。凸(tu)(tu)(tu)(tu)緣(yuan)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)不具備徑向(xiang)(xiang)、軸(zhou)(zhou)(zhou)向(xiang)(xiang)和(he)角向(xiang)(xiang)補(bu)償。剛(gang)(gang)性聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)是(shi)(shi)一(yi)種扭(niu)轉剛(gang)(gang)性的(de)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi),即(ji)使承受(shou)負(fu)載時也無任何回(hui)轉間隙,即(ji)便是(shi)(shi)有偏差產(chan)生負(fu)荷時,剛(gang)(gang)性聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)還(huan)是(shi)(shi)剛(gang)(gang)性傳遞(di)扭(niu)矩(ju)。
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