前橋總成(cheng)安裝在車身(shen)的(de)后(hou)半部(bu)分 用于撐(cheng)起車身(shen) 包括 前橋殼(ke)、半軸、制動器總成(cheng)、差(cha)減速器總成(cheng) 帶動輪(lun)胎的(de)運轉。
我們經常提及汽車的前橋和后橋,那你清楚前橋到底位于車的哪個部位嗎?
汽車的前橋分布在汽車的前段,它將車的前部與兩個輪胎連接起來,同時也承擔著傳遞車架與前輪之間各向作用力,以及其所產生的彎矩和轉矩的作用。汽車前橋的主要組成部分分為前軸、輪轂組合、主銷、節臂、轉向節、制動器總成、橫拉桿總成等等。
前橋對于汽車結構來說發揮著重要作用,具體如下:
1、汽車前橋不僅對車輛前端起到承載的作用,而且具有較強的相對抗對沖擊力。
2、對于車輛的轉向、制動、行走,汽車前橋也發揮了一定的作用。
前橋是車輛的重要部件,平日車主在行車時要注意不要超載行駛,以免造成損壞,同時要定期檢查和維修前橋,出現故障及時修理或更換。
汽(qi)車(che)(che)前(qian)(qian)(qian)橋(qiao)主要(yao)是(shi)(shi)通(tong)(tong)過(guo)(guo)離合器變速箱(xiang)將(jiang)發(fa)動(dong)(dong)(dong)(dong)機動(dong)(dong)(dong)(dong)力減速并(bing)增加(jia)扭矩,再通(tong)(tong)過(guo)(guo)前(qian)(qian)(qian)橋(qiao)總成傳(chuan)遞給動(dong)(dong)(dong)(dong)力的(de)(de)(de)(de)最終輸(shu)出輪(lun)(lun)(lun)。同時,前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)還起(qi)到轉向(xiang)的(de)(de)(de)(de)作(zuo)用(yong)(yong)。此外,前(qian)(qian)(qian)橋(qiao)還起(qi)到承載(zai)整(zheng)車(che)(che)重(zhong)量的(de)(de)(de)(de)作(zuo)用(yong)(yong),即車(che)(che)身和前(qian)(qian)(qian)懸(xuan)架通(tong)(tong)過(guo)(guo)連桿機構與(yu)前(qian)(qian)(qian)橋(qiao)總成連接(jie),起(qi)到承載(zai)的(de)(de)(de)(de)作(zuo)用(yong)(yong)。如(ru)果前(qian)(qian)(qian)橋(qiao)不是(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)(dong)橋(qiao),后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)(dong)橋(qiao)。此時除(chu)了承載(zai)功能外,還起(qi)到驅(qu)(qu)動(dong)(dong)(dong)(dong)、減速、差速的(de)(de)(de)(de)作(zuo)用(yong)(yong)。在(zai)(zai)(zai)四輪(lun)(lun)(lun)驅(qu)(qu)動(dong)(dong)(dong)(dong)的(de)(de)(de)(de)情(qing)況下(xia),通(tong)(tong)常在(zai)(zai)(zai)后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)面(mian)有(you)(you)一個分(fen)動(dong)(dong)(dong)(dong)箱(xiang)。后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)分(fen)為整(zheng)體橋(qiao)和半軸(zhou)(zhou)(zhou)(zhou)(zhou)。橋(qiao)梁(liang)采用(yong)(yong)非獨立(li)懸(xuan)掛,如(ru)鋼板彈簧(huang)懸(xuan)掛;半軸(zhou)(zhou)(zhou)(zhou)(zhou)采用(yong)(yong)獨立(li)懸(xuan)架,如(ru)麥(mai)弗遜懸(xuan)架。前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)和后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)之間有(you)(you)著(zhu)本質的(de)(de)(de)(de)區別,不僅僅是(shi)(shi)在(zai)(zai)(zai)外觀上。后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)指的(de)(de)(de)(de)是(shi)(shi)汽(qi)車(che)(che)后(hou)(hou)部的(de)(de)(de)(de)車(che)(che)軸(zhou)(zhou)(zhou)(zhou)(zhou)。如(ru)果車(che)(che)輛由(you)前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)驅(qu)(qu)動(dong)(dong)(dong)(dong),那(nei)么(me)后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)只是(shi)(shi)一個從動(dong)(dong)(dong)(dong)軸(zhou)(zhou)(zhou)(zhou)(zhou),只起(qi)軸(zhou)(zhou)(zhou)(zhou)(zhou)承的(de)(de)(de)(de)作(zuo)用(yong)(yong)。相反,如(ru)果前(qian)(qian)(qian)橋(qiao)不是(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)(dong)橋(qiao),那(nei)么(me)后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)(dong)橋(qiao)。前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)除(chu)了承載(zai)功能外,還起(qi)到驅(qu)(qu)動(dong)(dong)(dong)(dong)、減速和差速器的(de)(de)(de)(de)作(zuo)用(yong)(yong)。在(zai)(zai)(zai)四輪(lun)(lun)(lun)驅(qu)(qu)動(dong)(dong)(dong)(dong)的(de)(de)(de)(de)情(qing)況下(xia),通(tong)(tong)常在(zai)(zai)(zai)后(hou)(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)面(mian)有(you)(you)一個分(fen)動(dong)(dong)(dong)(dong)箱(xiang)。
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