前橋總(zong)成(cheng)安裝在(zai)車身(shen)的后半部分 用于撐起車身(shen) 包括 前橋殼(ke)、半軸、制動器(qi)總(zong)成(cheng)、差減速器(qi)總(zong)成(cheng) 帶動輪(lun)胎的運轉(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(che)前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)主要是(shi)(shi)通過(guo)離合器變(bian)速箱將發(fa)動(dong)(dong)機動(dong)(dong)力減(jian)速并增加扭矩,再通過(guo)前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)總(zong)成(cheng)傳遞給動(dong)(dong)力的(de)(de)(de)最(zui)終輸出輪(lun)(lun)(lun)。同時,前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)還(huan)起(qi)(qi)到(dao)轉向(xiang)的(de)(de)(de)作用(yong)(yong)(yong)。此外,前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)還(huan)起(qi)(qi)到(dao)承(cheng)載整(zheng)車(che)重量的(de)(de)(de)作用(yong)(yong)(yong),即車(che)身(shen)和(he)前(qian)(qian)(qian)懸(xuan)架通過(guo)連桿機構與前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)總(zong)成(cheng)連接,起(qi)(qi)到(dao)承(cheng)載的(de)(de)(de)作用(yong)(yong)(yong)。如果前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)不是(shi)(shi)驅(qu)(qu)(qu)動(dong)(dong)橋(qiao)(qiao)(qiao),后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)驅(qu)(qu)(qu)動(dong)(dong)橋(qiao)(qiao)(qiao)。此時除(chu)了承(cheng)載功(gong)能外,還(huan)起(qi)(qi)到(dao)驅(qu)(qu)(qu)動(dong)(dong)、減(jian)速、差速的(de)(de)(de)作用(yong)(yong)(yong)。在(zai)四輪(lun)(lun)(lun)驅(qu)(qu)(qu)動(dong)(dong)的(de)(de)(de)情況下,通常在(zai)后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)面(mian)有一(yi)個(ge)分動(dong)(dong)箱。后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)分為整(zheng)體橋(qiao)(qiao)(qiao)和(he)半軸(zhou)(zhou)(zhou)(zhou)。橋(qiao)(qiao)(qiao)梁采用(yong)(yong)(yong)非獨立懸(xuan)掛(gua),如鋼板彈(dan)簧懸(xuan)掛(gua);半軸(zhou)(zhou)(zhou)(zhou)采用(yong)(yong)(yong)獨立懸(xuan)架,如麥(mai)弗遜懸(xuan)架。前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)和(he)后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)之間有著本質的(de)(de)(de)區(qu)別,不僅僅是(shi)(shi)在(zai)外觀上(shang)。后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)指(zhi)的(de)(de)(de)是(shi)(shi)汽車(che)后(hou)部的(de)(de)(de)車(che)軸(zhou)(zhou)(zhou)(zhou)。如果車(che)輛由前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)驅(qu)(qu)(qu)動(dong)(dong),那么(me)后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)只是(shi)(shi)一(yi)個(ge)從(cong)動(dong)(dong)軸(zhou)(zhou)(zhou)(zhou),只起(qi)(qi)軸(zhou)(zhou)(zhou)(zhou)承(cheng)的(de)(de)(de)作用(yong)(yong)(yong)。相反,如果前(qian)(qian)(qian)橋(qiao)(qiao)(qiao)不是(shi)(shi)驅(qu)(qu)(qu)動(dong)(dong)橋(qiao)(qiao)(qiao),那么(me)后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)就是(shi)(shi)驅(qu)(qu)(qu)動(dong)(dong)橋(qiao)(qiao)(qiao)。前(qian)(qian)(qian)軸(zhou)(zhou)(zhou)(zhou)除(chu)了承(cheng)載功(gong)能外,還(huan)起(qi)(qi)到(dao)驅(qu)(qu)(qu)動(dong)(dong)、減(jian)速和(he)差速器的(de)(de)(de)作用(yong)(yong)(yong)。在(zai)四輪(lun)(lun)(lun)驅(qu)(qu)(qu)動(dong)(dong)的(de)(de)(de)情況下,通常在(zai)后(hou)輪(lun)(lun)(lun)軸(zhou)(zhou)(zhou)(zhou)前(qian)(qian)(qian)面(mian)有一(yi)個(ge)分動(dong)(dong)箱。
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