前橋(qiao)總成(cheng)安裝(zhuang)在車身的后半部分 用于撐起車身 包(bao)括 前橋(qiao)殼、半軸、制動器總成(cheng)、差減速器總成(cheng) 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(qi)車前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)主要是(shi)(shi)通(tong)(tong)(tong)過(guo)離合(he)器(qi)變速(su)箱將發動(dong)(dong)(dong)機動(dong)(dong)(dong)力減(jian)速(su)并增加扭矩,再通(tong)(tong)(tong)過(guo)前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)總成傳遞給動(dong)(dong)(dong)力的(de)(de)最(zui)終輸出輪(lun)(lun)(lun)(lun)(lun)。同時(shi),前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)還(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)轉向的(de)(de)作(zuo)用。此外,前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)還(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)承(cheng)載整車重(zhong)量的(de)(de)作(zuo)用,即車身和前(qian)(qian)(qian)(qian)懸(xuan)架通(tong)(tong)(tong)過(guo)連桿機構與前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)總成連接,起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)承(cheng)載的(de)(de)作(zuo)用。如(ru)(ru)果前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)不(bu)是(shi)(shi)驅(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao),后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)驅(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao)。此時(shi)除(chu)了(le)承(cheng)載功能外,還(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)驅(qu)動(dong)(dong)(dong)、減(jian)速(su)、差速(su)的(de)(de)作(zuo)用。在四輪(lun)(lun)(lun)(lun)(lun)驅(qu)動(dong)(dong)(dong)的(de)(de)情況下,通(tong)(tong)(tong)常在后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)面有(you)一(yi)(yi)個(ge)分(fen)(fen)動(dong)(dong)(dong)箱。后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)分(fen)(fen)為整體橋(qiao)(qiao)(qiao)和半軸(zhou)(zhou)(zhou)(zhou)(zhou)。橋(qiao)(qiao)(qiao)梁采用非獨立(li)(li)懸(xuan)掛,如(ru)(ru)鋼板彈簧懸(xuan)掛;半軸(zhou)(zhou)(zhou)(zhou)(zhou)采用獨立(li)(li)懸(xuan)架,如(ru)(ru)麥弗遜懸(xuan)架。前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)和后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)之間有(you)著本質的(de)(de)區別,不(bu)僅僅是(shi)(shi)在外觀上。后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)指的(de)(de)是(shi)(shi)汽(qi)車后(hou)(hou)(hou)(hou)部的(de)(de)車軸(zhou)(zhou)(zhou)(zhou)(zhou)。如(ru)(ru)果車輛由前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)驅(qu)動(dong)(dong)(dong),那么(me)后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)只(zhi)是(shi)(shi)一(yi)(yi)個(ge)從動(dong)(dong)(dong)軸(zhou)(zhou)(zhou)(zhou)(zhou),只(zhi)起(qi)(qi)(qi)軸(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)的(de)(de)作(zuo)用。相反(fan),如(ru)(ru)果前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)不(bu)是(shi)(shi)驅(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao),那么(me)后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)驅(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao)。前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)除(chu)了(le)承(cheng)載功能外,還(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)驅(qu)動(dong)(dong)(dong)、減(jian)速(su)和差速(su)器(qi)的(de)(de)作(zuo)用。在四輪(lun)(lun)(lun)(lun)(lun)驅(qu)動(dong)(dong)(dong)的(de)(de)情況下,通(tong)(tong)(tong)常在后(hou)(hou)(hou)(hou)輪(lun)(lun)(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)面有(you)一(yi)(yi)個(ge)分(fen)(fen)動(dong)(dong)(dong)箱。
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