前(qian)橋總成安(an)裝在車身的后半部(bu)分 用于(yu)撐起車身 包括 前(qian)橋殼、半軸、制動器總成、差減速器總成 帶動輪胎的運轉。
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。
汽車(che)前(qian)(qian)(qian)(qian)(qian)橋(qiao)主要是通(tong)(tong)(tong)過(guo)(guo)離合(he)器(qi)變速(su)(su)箱(xiang)將發動(dong)(dong)機動(dong)(dong)力(li)減速(su)(su)并增加扭(niu)矩,再通(tong)(tong)(tong)過(guo)(guo)前(qian)(qian)(qian)(qian)(qian)橋(qiao)總成傳遞給動(dong)(dong)力(li)的(de)(de)最終輸(shu)出輪(lun)(lun)。同時(shi),前(qian)(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)還(huan)(huan)起(qi)(qi)到轉向的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong)。此(ci)外(wai)(wai),前(qian)(qian)(qian)(qian)(qian)橋(qiao)還(huan)(huan)起(qi)(qi)到承載(zai)(zai)整車(che)重量的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong),即車(che)身(shen)和(he)前(qian)(qian)(qian)(qian)(qian)懸(xuan)架(jia)通(tong)(tong)(tong)過(guo)(guo)連桿機構與前(qian)(qian)(qian)(qian)(qian)橋(qiao)總成連接,起(qi)(qi)到承載(zai)(zai)的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong)。如(ru)果(guo)前(qian)(qian)(qian)(qian)(qian)橋(qiao)不(bu)是驅(qu)(qu)(qu)(qu)動(dong)(dong)橋(qiao),后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)就是驅(qu)(qu)(qu)(qu)動(dong)(dong)橋(qiao)。此(ci)時(shi)除(chu)了(le)承載(zai)(zai)功能外(wai)(wai),還(huan)(huan)起(qi)(qi)到驅(qu)(qu)(qu)(qu)動(dong)(dong)、減速(su)(su)、差(cha)速(su)(su)的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong)。在(zai)(zai)(zai)四輪(lun)(lun)驅(qu)(qu)(qu)(qu)動(dong)(dong)的(de)(de)情(qing)況(kuang)下,通(tong)(tong)(tong)常在(zai)(zai)(zai)后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)(qian)面有一(yi)個(ge)分(fen)動(dong)(dong)箱(xiang)。后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)分(fen)為整體橋(qiao)和(he)半軸(zhou)(zhou)(zhou)(zhou)。橋(qiao)梁采用(yong)(yong)(yong)非獨(du)立懸(xuan)掛,如(ru)鋼板彈簧懸(xuan)掛;半軸(zhou)(zhou)(zhou)(zhou)采用(yong)(yong)(yong)獨(du)立懸(xuan)架(jia),如(ru)麥弗(fu)遜(xun)懸(xuan)架(jia)。前(qian)(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)和(he)后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)之間有著本(ben)質的(de)(de)區別,不(bu)僅僅是在(zai)(zai)(zai)外(wai)(wai)觀(guan)上。后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)指的(de)(de)是汽車(che)后(hou)部(bu)的(de)(de)車(che)軸(zhou)(zhou)(zhou)(zhou)。如(ru)果(guo)車(che)輛由(you)前(qian)(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)驅(qu)(qu)(qu)(qu)動(dong)(dong),那(nei)么后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)只(zhi)是一(yi)個(ge)從動(dong)(dong)軸(zhou)(zhou)(zhou)(zhou),只(zhi)起(qi)(qi)軸(zhou)(zhou)(zhou)(zhou)承的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong)。相反,如(ru)果(guo)前(qian)(qian)(qian)(qian)(qian)橋(qiao)不(bu)是驅(qu)(qu)(qu)(qu)動(dong)(dong)橋(qiao),那(nei)么后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)就是驅(qu)(qu)(qu)(qu)動(dong)(dong)橋(qiao)。前(qian)(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)除(chu)了(le)承載(zai)(zai)功能外(wai)(wai),還(huan)(huan)起(qi)(qi)到驅(qu)(qu)(qu)(qu)動(dong)(dong)、減速(su)(su)和(he)差(cha)速(su)(su)器(qi)的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong)。在(zai)(zai)(zai)四輪(lun)(lun)驅(qu)(qu)(qu)(qu)動(dong)(dong)的(de)(de)情(qing)況(kuang)下,通(tong)(tong)(tong)常在(zai)(zai)(zai)后(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)(qian)面有一(yi)個(ge)分(fen)動(dong)(dong)箱(xiang)。
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