前(qian)橋(qiao)(qiao)總(zong)(zong)成(cheng)(cheng)安裝在(zai)車(che)身(shen)的(de)后半(ban)部分 用于撐起車(che)身(shen) 包括 前(qian)橋(qiao)(qiao)殼、半(ban)軸、制動(dong)器(qi)總(zong)(zong)成(cheng)(cheng)、差減速器(qi)總(zong)(zong)成(cheng)(cheng) 帶動(dong)輪胎的(de)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(qi)車(che)前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)主要是(shi)通(tong)過離合器變(bian)速(su)(su)箱將發動(dong)(dong)機(ji)動(dong)(dong)力減速(su)(su)并增加扭(niu)矩,再通(tong)過前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)總成(cheng)傳(chuan)遞(di)給動(dong)(dong)力的(de)(de)(de)最(zui)終輸出輪(lun)(lun)。同(tong)時(shi),前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)還起到(dao)(dao)轉(zhuan)向的(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。此(ci)外,前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)還起到(dao)(dao)承(cheng)載(zai)整車(che)重量的(de)(de)(de)作(zuo)(zuo)用(yong)(yong),即車(che)身和(he)(he)前(qian)(qian)(qian)(qian)懸(xuan)架通(tong)過連(lian)(lian)桿機(ji)構與前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)總成(cheng)連(lian)(lian)接,起到(dao)(dao)承(cheng)載(zai)的(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。如(ru)(ru)(ru)果前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)不是(shi)驅(qu)動(dong)(dong)橋(qiao)(qiao)(qiao)(qiao),后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)就是(shi)驅(qu)動(dong)(dong)橋(qiao)(qiao)(qiao)(qiao)。此(ci)時(shi)除了(le)承(cheng)載(zai)功能(neng)外,還起到(dao)(dao)驅(qu)動(dong)(dong)、減速(su)(su)、差速(su)(su)的(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。在四(si)輪(lun)(lun)驅(qu)動(dong)(dong)的(de)(de)(de)情況(kuang)(kuang)下(xia),通(tong)常在后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)面有一個分(fen)動(dong)(dong)箱。后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)分(fen)為整體橋(qiao)(qiao)(qiao)(qiao)和(he)(he)半軸(zhou)(zhou)(zhou)。橋(qiao)(qiao)(qiao)(qiao)梁采(cai)用(yong)(yong)非獨(du)立懸(xuan)掛(gua),如(ru)(ru)(ru)鋼板彈簧懸(xuan)掛(gua);半軸(zhou)(zhou)(zhou)采(cai)用(yong)(yong)獨(du)立懸(xuan)架,如(ru)(ru)(ru)麥弗遜(xun)懸(xuan)架。前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)和(he)(he)后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)之間有著本質的(de)(de)(de)區別,不僅僅是(shi)在外觀(guan)上。后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)指的(de)(de)(de)是(shi)汽(qi)車(che)后(hou)(hou)部(bu)的(de)(de)(de)車(che)軸(zhou)(zhou)(zhou)。如(ru)(ru)(ru)果車(che)輛由前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)驅(qu)動(dong)(dong),那么后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)只是(shi)一個從動(dong)(dong)軸(zhou)(zhou)(zhou),只起軸(zhou)(zhou)(zhou)承(cheng)的(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。相反,如(ru)(ru)(ru)果前(qian)(qian)(qian)(qian)橋(qiao)(qiao)(qiao)(qiao)不是(shi)驅(qu)動(dong)(dong)橋(qiao)(qiao)(qiao)(qiao),那么后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)就是(shi)驅(qu)動(dong)(dong)橋(qiao)(qiao)(qiao)(qiao)。前(qian)(qian)(qian)(qian)軸(zhou)(zhou)(zhou)除了(le)承(cheng)載(zai)功能(neng)外,還起到(dao)(dao)驅(qu)動(dong)(dong)、減速(su)(su)和(he)(he)差速(su)(su)器的(de)(de)(de)作(zuo)(zuo)用(yong)(yong)。在四(si)輪(lun)(lun)驅(qu)動(dong)(dong)的(de)(de)(de)情況(kuang)(kuang)下(xia),通(tong)常在后(hou)(hou)輪(lun)(lun)軸(zhou)(zhou)(zhou)前(qian)(qian)(qian)(qian)面有一個分(fen)動(dong)(dong)箱。
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