前橋總成安裝在車身的后半(ban)部分(fen) 用于撐(cheng)起車身 包括 前橋殼、半(ban)軸、制動器(qi)(qi)總成、差減速器(qi)(qi)總成 帶動輪(lun)胎的運(yun)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)(che)前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)(qiao)主要是(shi)(shi)通過離合器變速(su)(su)箱(xiang)(xiang)將發動(dong)(dong)(dong)機動(dong)(dong)(dong)力減速(su)(su)并增加扭矩,再通過前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)(qiao)總(zong)成傳遞(di)給動(dong)(dong)(dong)力的(de)(de)最終輸出(chu)輪(lun)。同時(shi),前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)還(huan)(huan)(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)轉向的(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)。此(ci)外(wai)(wai),前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)(qiao)還(huan)(huan)(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)承(cheng)載(zai)整(zheng)車(che)(che)重量的(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong),即車(che)(che)身和(he)前(qian)(qian)(qian)懸(xuan)架(jia)通過連(lian)桿機構與前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)(qiao)總(zong)成連(lian)接(jie),起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)承(cheng)載(zai)的(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)。如(ru)果前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)(qiao)不(bu)是(shi)(shi)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao)(qiao)(qiao),后(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)就(jiu)(jiu)是(shi)(shi)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao)(qiao)(qiao)。此(ci)時(shi)除了承(cheng)載(zai)功能外(wai)(wai),還(huan)(huan)(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)、減速(su)(su)、差(cha)(cha)速(su)(su)的(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)。在四輪(lun)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)的(de)(de)情況下(xia),通常(chang)(chang)在后(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)面(mian)有(you)一(yi)(yi)個分動(dong)(dong)(dong)箱(xiang)(xiang)。后(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)分為整(zheng)體(ti)橋(qiao)(qiao)(qiao)(qiao)(qiao)和(he)半軸(zhou)(zhou)(zhou)(zhou)(zhou)。橋(qiao)(qiao)(qiao)(qiao)(qiao)梁采用(yong)(yong)(yong)非獨立懸(xuan)掛(gua)(gua),如(ru)鋼(gang)板彈(dan)簧(huang)懸(xuan)掛(gua)(gua);半軸(zhou)(zhou)(zhou)(zhou)(zhou)采用(yong)(yong)(yong)獨立懸(xuan)架(jia),如(ru)麥弗遜懸(xuan)架(jia)。前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)和(he)后(hou)輪(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(wai)(wai)觀上。后(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)指(zhi)的(de)(de)是(shi)(shi)汽車(che)(che)后(hou)部的(de)(de)車(che)(che)軸(zhou)(zhou)(zhou)(zhou)(zhou)。如(ru)果車(che)(che)輛由前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong),那么后(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)只(zhi)是(shi)(shi)一(yi)(yi)個從動(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)(zuo)(zuo)用(yong)(yong)(yong)。相(xiang)反,如(ru)果前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)(qiao)不(bu)是(shi)(shi)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao)(qiao)(qiao),那么后(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)就(jiu)(jiu)是(shi)(shi)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao)(qiao)(qiao)(qiao)。前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)(zhou)除了承(cheng)載(zai)功能外(wai)(wai),還(huan)(huan)(huan)起(qi)(qi)(qi)到(dao)(dao)(dao)(dao)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)、減速(su)(su)和(he)差(cha)(cha)速(su)(su)器的(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)。在四輪(lun)驅(qu)(qu)(qu)(qu)動(dong)(dong)(dong)的(de)(de)情況下(xia),通常(chang)(chang)在后(hou)輪(lun)軸(zhou)(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)面(mian)有(you)一(yi)(yi)個分動(dong)(dong)(dong)箱(xiang)(xiang)。
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