前橋總成安裝在(zai)車身的后半(ban)部分 用于撐起(qi)車身 包括 前橋殼、半(ban)軸(zhou)、制動器總成、差減(jian)速器總成 帶動輪(lun)胎(tai)的運轉(zhuan)。
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。
汽車前(qian)(qian)橋(qiao)(qiao)主要是(shi)(shi)(shi)通過(guo)離合器(qi)變速(su)箱將發動(dong)(dong)(dong)機(ji)動(dong)(dong)(dong)力減(jian)速(su)并增加(jia)扭矩(ju),再通過(guo)前(qian)(qian)橋(qiao)(qiao)總(zong)成傳(chuan)遞給動(dong)(dong)(dong)力的(de)(de)最終輸出(chu)輪(lun)(lun)(lun)。同(tong)時(shi),前(qian)(qian)軸(zhou)還起(qi)(qi)(qi)到(dao)(dao)轉(zhuan)向(xiang)的(de)(de)作(zuo)用(yong)(yong)。此(ci)外,前(qian)(qian)橋(qiao)(qiao)還起(qi)(qi)(qi)到(dao)(dao)承(cheng)載整車重量的(de)(de)作(zuo)用(yong)(yong),即車身(shen)和(he)(he)前(qian)(qian)懸(xuan)(xuan)架通過(guo)連(lian)桿機(ji)構與前(qian)(qian)橋(qiao)(qiao)總(zong)成連(lian)接,起(qi)(qi)(qi)到(dao)(dao)承(cheng)載的(de)(de)作(zuo)用(yong)(yong)。如(ru)果前(qian)(qian)橋(qiao)(qiao)不是(shi)(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao),后輪(lun)(lun)(lun)軸(zhou)就是(shi)(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao)。此(ci)時(shi)除了(le)承(cheng)載功能外,還起(qi)(qi)(qi)到(dao)(dao)驅(qu)(qu)動(dong)(dong)(dong)、減(jian)速(su)、差(cha)速(su)的(de)(de)作(zuo)用(yong)(yong)。在(zai)四輪(lun)(lun)(lun)驅(qu)(qu)動(dong)(dong)(dong)的(de)(de)情(qing)況下(xia),通常(chang)在(zai)后輪(lun)(lun)(lun)軸(zhou)前(qian)(qian)面有一個(ge)分(fen)動(dong)(dong)(dong)箱。后輪(lun)(lun)(lun)軸(zhou)分(fen)為(wei)整體橋(qiao)(qiao)和(he)(he)半軸(zhou)。橋(qiao)(qiao)梁采(cai)用(yong)(yong)非獨立懸(xuan)(xuan)掛,如(ru)鋼(gang)板(ban)彈(dan)簧懸(xuan)(xuan)掛;半軸(zhou)采(cai)用(yong)(yong)獨立懸(xuan)(xuan)架,如(ru)麥弗遜懸(xuan)(xuan)架。前(qian)(qian)軸(zhou)和(he)(he)后輪(lun)(lun)(lun)軸(zhou)之間有著(zhu)本(ben)質的(de)(de)區(qu)別(bie),不僅僅是(shi)(shi)(shi)在(zai)外觀(guan)上(shang)。后輪(lun)(lun)(lun)軸(zhou)指的(de)(de)是(shi)(shi)(shi)汽車后部的(de)(de)車軸(zhou)。如(ru)果車輛由前(qian)(qian)軸(zhou)驅(qu)(qu)動(dong)(dong)(dong),那么(me)后輪(lun)(lun)(lun)軸(zhou)只(zhi)是(shi)(shi)(shi)一個(ge)從動(dong)(dong)(dong)軸(zhou),只(zhi)起(qi)(qi)(qi)軸(zhou)承(cheng)的(de)(de)作(zuo)用(yong)(yong)。相反,如(ru)果前(qian)(qian)橋(qiao)(qiao)不是(shi)(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao),那么(me)后輪(lun)(lun)(lun)軸(zhou)就是(shi)(shi)(shi)驅(qu)(qu)動(dong)(dong)(dong)橋(qiao)(qiao)。前(qian)(qian)軸(zhou)除了(le)承(cheng)載功能外,還起(qi)(qi)(qi)到(dao)(dao)驅(qu)(qu)動(dong)(dong)(dong)、減(jian)速(su)和(he)(he)差(cha)速(su)器(qi)的(de)(de)作(zuo)用(yong)(yong)。在(zai)四輪(lun)(lun)(lun)驅(qu)(qu)動(dong)(dong)(dong)的(de)(de)情(qing)況下(xia),通常(chang)在(zai)后輪(lun)(lun)(lun)軸(zhou)前(qian)(qian)面有一個(ge)分(fen)動(dong)(dong)(dong)箱。
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