前橋總(zong)成安(an)裝在車身(shen)的后半部分 用于(yu)撐(cheng)起車身(shen) 包括(kuo) 前橋殼、半軸、制動(dong)器(qi)總(zong)成、差減速器(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)前(qian)(qian)(qian)(qian)橋(qiao)(qiao)主要是(shi)(shi)(shi)(shi)通(tong)過離(li)合(he)器變(bian)速(su)箱將發動(dong)(dong)(dong)(dong)(dong)機(ji)動(dong)(dong)(dong)(dong)(dong)力減(jian)速(su)并增加扭(niu)矩,再通(tong)過前(qian)(qian)(qian)(qian)橋(qiao)(qiao)總成傳遞給動(dong)(dong)(dong)(dong)(dong)力的(de)(de)最終輸出(chu)輪(lun)。同時,前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)還(huan)(huan)起到轉向的(de)(de)作用。此外(wai),前(qian)(qian)(qian)(qian)橋(qiao)(qiao)還(huan)(huan)起到承(cheng)(cheng)載整車(che)重量的(de)(de)作用,即車(che)身和(he)前(qian)(qian)(qian)(qian)懸(xuan)(xuan)架通(tong)過連桿(gan)機(ji)構與前(qian)(qian)(qian)(qian)橋(qiao)(qiao)總成連接,起到承(cheng)(cheng)載的(de)(de)作用。如(ru)果前(qian)(qian)(qian)(qian)橋(qiao)(qiao)不是(shi)(shi)(shi)(shi)驅動(dong)(dong)(dong)(dong)(dong)橋(qiao)(qiao),后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)(shi)(shi)驅動(dong)(dong)(dong)(dong)(dong)橋(qiao)(qiao)。此時除了承(cheng)(cheng)載功(gong)能外(wai),還(huan)(huan)起到驅動(dong)(dong)(dong)(dong)(dong)、減(jian)速(su)、差速(su)的(de)(de)作用。在(zai)(zai)(zai)四(si)輪(lun)驅動(dong)(dong)(dong)(dong)(dong)的(de)(de)情況下(xia)(xia),通(tong)常(chang)在(zai)(zai)(zai)后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)面(mian)有一個(ge)分(fen)(fen)動(dong)(dong)(dong)(dong)(dong)箱。后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)分(fen)(fen)為整體(ti)橋(qiao)(qiao)和(he)半軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)。橋(qiao)(qiao)梁(liang)采(cai)用非獨立懸(xuan)(xuan)掛(gua),如(ru)鋼板彈簧懸(xuan)(xuan)掛(gua);半軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)采(cai)用獨立懸(xuan)(xuan)架,如(ru)麥弗遜懸(xuan)(xuan)架。前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)和(he)后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)之(zhi)間有著本質的(de)(de)區別(bie),不僅僅是(shi)(shi)(shi)(shi)在(zai)(zai)(zai)外(wai)觀上。后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)指(zhi)的(de)(de)是(shi)(shi)(shi)(shi)汽(qi)車(che)后(hou)(hou)(hou)(hou)(hou)(hou)部的(de)(de)車(che)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)。如(ru)果車(che)輛由前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)驅動(dong)(dong)(dong)(dong)(dong),那么后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)只是(shi)(shi)(shi)(shi)一個(ge)從動(dong)(dong)(dong)(dong)(dong)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou),只起軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)的(de)(de)作用。相反(fan),如(ru)果前(qian)(qian)(qian)(qian)橋(qiao)(qiao)不是(shi)(shi)(shi)(shi)驅動(dong)(dong)(dong)(dong)(dong)橋(qiao)(qiao),那么后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)(shi)(shi)驅動(dong)(dong)(dong)(dong)(dong)橋(qiao)(qiao)。前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)除了承(cheng)(cheng)載功(gong)能外(wai),還(huan)(huan)起到驅動(dong)(dong)(dong)(dong)(dong)、減(jian)速(su)和(he)差速(su)器的(de)(de)作用。在(zai)(zai)(zai)四(si)輪(lun)驅動(dong)(dong)(dong)(dong)(dong)的(de)(de)情況下(xia)(xia),通(tong)常(chang)在(zai)(zai)(zai)后(hou)(hou)(hou)(hou)(hou)(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)面(mian)有一個(ge)分(fen)(fen)動(dong)(dong)(dong)(dong)(dong)箱。
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