前(qian)(qian)橋(qiao)總(zong)成安裝在車身的后半(ban)部分 用于撐起車身 包括 前(qian)(qian)橋(qiao)殼、半(ban)軸、制動(dong)器(qi)總(zong)成、差(cha)減速器(qi)總(zong)成 帶動(dong)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(qi)車(che)(che)(che)前(qian)(qian)(qian)橋(qiao)(qiao)主要是通(tong)(tong)(tong)過離合器變(bian)速箱將發(fa)動(dong)(dong)(dong)機動(dong)(dong)(dong)力減速并(bing)增(zeng)加扭矩,再(zai)通(tong)(tong)(tong)過前(qian)(qian)(qian)橋(qiao)(qiao)總成(cheng)傳遞給動(dong)(dong)(dong)力的(de)(de)(de)(de)最終輸出輪(lun)(lun)(lun)(lun)。同時,前(qian)(qian)(qian)軸(zhou)(zhou)還(huan)起(qi)到(dao)(dao)(dao)轉向(xiang)的(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。此外,前(qian)(qian)(qian)橋(qiao)(qiao)還(huan)起(qi)到(dao)(dao)(dao)承(cheng)載(zai)(zai)整車(che)(che)(che)重量(liang)的(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong),即車(che)(che)(che)身和前(qian)(qian)(qian)懸(xuan)架通(tong)(tong)(tong)過連(lian)桿(gan)機構與前(qian)(qian)(qian)橋(qiao)(qiao)總成(cheng)連(lian)接,起(qi)到(dao)(dao)(dao)承(cheng)載(zai)(zai)的(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。如果前(qian)(qian)(qian)橋(qiao)(qiao)不是驅動(dong)(dong)(dong)橋(qiao)(qiao),后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)就是驅動(dong)(dong)(dong)橋(qiao)(qiao)。此時除(chu)了承(cheng)載(zai)(zai)功能(neng)外,還(huan)起(qi)到(dao)(dao)(dao)驅動(dong)(dong)(dong)、減速、差速的(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。在(zai)四輪(lun)(lun)(lun)(lun)驅動(dong)(dong)(dong)的(de)(de)(de)(de)情況下(xia),通(tong)(tong)(tong)常(chang)在(zai)后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)前(qian)(qian)(qian)面有(you)一個(ge)分(fen)動(dong)(dong)(dong)箱。后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)分(fen)為(wei)整體橋(qiao)(qiao)和半(ban)軸(zhou)(zhou)。橋(qiao)(qiao)梁(liang)采用(yong)(yong)非獨立(li)懸(xuan)掛,如鋼(gang)板彈簧懸(xuan)掛;半(ban)軸(zhou)(zhou)采用(yong)(yong)獨立(li)懸(xuan)架,如麥弗遜懸(xuan)架。前(qian)(qian)(qian)軸(zhou)(zhou)和后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)之(zhi)間有(you)著本質的(de)(de)(de)(de)區別,不僅僅是在(zai)外觀(guan)上。后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)指的(de)(de)(de)(de)是汽(qi)車(che)(che)(che)后部(bu)的(de)(de)(de)(de)車(che)(che)(che)軸(zhou)(zhou)。如果車(che)(che)(che)輛(liang)由前(qian)(qian)(qian)軸(zhou)(zhou)驅動(dong)(dong)(dong),那(nei)么(me)后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)只(zhi)是一個(ge)從動(dong)(dong)(dong)軸(zhou)(zhou),只(zhi)起(qi)軸(zhou)(zhou)承(cheng)的(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。相(xiang)反(fan),如果前(qian)(qian)(qian)橋(qiao)(qiao)不是驅動(dong)(dong)(dong)橋(qiao)(qiao),那(nei)么(me)后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)就是驅動(dong)(dong)(dong)橋(qiao)(qiao)。前(qian)(qian)(qian)軸(zhou)(zhou)除(chu)了承(cheng)載(zai)(zai)功能(neng)外,還(huan)起(qi)到(dao)(dao)(dao)驅動(dong)(dong)(dong)、減速和差速器的(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。在(zai)四輪(lun)(lun)(lun)(lun)驅動(dong)(dong)(dong)的(de)(de)(de)(de)情況下(xia),通(tong)(tong)(tong)常(chang)在(zai)后輪(lun)(lun)(lun)(lun)軸(zhou)(zhou)前(qian)(qian)(qian)面有(you)一個(ge)分(fen)動(dong)(dong)(dong)箱。
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