后橋是指連接兩個后輪的一個橋,向后驅動車的后橋稱之為驅動橋,不是后驅車的后橋稱之為支撐橋
后懸架總成 往往出現在乘用車中,一般由彈簧、減震器、連接桿、等組成的起到傳遞和支撐輪胎和車身的之間的激勵的部件。
一般分為三種 獨立懸架(連桿式的)、半獨立懸架(扭力梁式)、非獨立懸架(橋或者軸式的)。后橋是指連接兩個后輪的一個橋,向后驅動車的后橋稱之為驅動橋,不是后驅車的后橋稱之為支撐橋,
后懸架總成是指用來支撐車輛后部車身的,一般為獨立懸架
1、將橋殼下(xia)(xia)部(bu)的放油螺塞擰(ning)下(xia)(xia),放出橋殼的潤滑油;拆下(xia)(xia)主動錐齒輪凸(tu)緣與(yu)傳(chuan)動軸的連(lian)接螺栓(shuan);
2、半(ban)(ban)軸(zhou)的拆(chai)卸。拆(chai)卸前(qian)(qian),應(ying)將(jiang)前(qian)(qian)輪用掩木掩住,松開駐(zhu)車制(zhi)動器。拆(chai)卸時,松開并(bing)擰下全(quan)部(bu)半(ban)(ban)軸(zhou)緊(jin)固螺母及墊圈;用銅錘輕(qing)輕(qing)打擊半(ban)(ban)軸(zhou)尾(wei)部(bu)中央2至3下,使半(ban)(ban)軸(zhou)法(fa)蘭面(mian)(mian)與輪轂連接面(mian)(mian)分離后,用手(shou)拉半(ban)(ban)軸(zhou)法(fa)蘭,即可將(jiang)半(ban)(ban)軸(zhou)抽出(chu)。注意在半(ban)(ban)軸(zhou)花鍵(jian)部(bu)分即將(jiang)通過油(you)封(feng)時,要用手(shou)托住半(ban)(ban)軸(zhou)桿部(bu),并(bing)緩緩轉(zhuan)動半(ban)(ban)軸(zhou),使半(ban)(ban)軸(zhou)并(bing)行移(yi)出(chu),不致將(jiang)半(ban)(ban)軸(zhou)油(you)封(feng)損壞,也預防半(ban)(ban)軸(zhou)掉(diao)地扎傷人;
3、主減(jian)速(su)器(qi)總成的拆卸:卸下(xia)后制(zhi)動軟(ruan)管(guan)(guan)與(yu)三(san)通接頭;用小車,將(jiang)減(jian)速(su)器(qi)殼(ke)支承(cheng)好,拆下(xia)減(jian)速(su)器(qi)殼(ke)與(yu)后橋(qiao)連接的12個螺栓,將(jiang)減(jian)速(su)器(qi)總成從橋(qiao)殼(ke)上取下(xia);斷開制(zhi)動氣室軟(ruan)管(guan)(guan)、管(guan)(guan)路之間的連接,拆下(xia)制(zhi)動氣室,拆下(xia)調(diao)整臂總成;
4、拆除(chu)輪(lun)轂調(diao)整螺(luo)母鎖片緊固螺(luo)釘(ding),取出(chu)鎖片用,專用套筒拆掉輪(lun)轂調(diao)整螺(luo)母;稍稍轉動(dong)(dong)(dong)(dong)輪(lun)轂及制動(dong)(dong)(dong)(dong)鼓(gu)總(zong)成,用拉馬(ma)向(xiang)外(wai)(wai)拉輪(lun)轂,同(tong)時在制動(dong)(dong)(dong)(dong)鼓(gu)上輕(qing)輕(qing)敲(qiao)擊,以震松(song)外(wai)(wai)軸(zhou)(zhou)承內(nei)圈,待外(wai)(wai)軸(zhou)(zhou)承內(nei)圈松(song)動(dong)(dong)(dong)(dong)后,取下輪(lun)轂及制動(dong)(dong)(dong)(dong)鼓(gu)總(zong)成,但此時應注(zhu)意(yi)該總(zong)成重量較重,不要摔(shuai)壞(huai)或(huo)砸傷人,同(tong)時要注(zhu)意(yi)保(bao)護外(wai)(wai)軸(zhou)(zhou)承內(nei)圈不要摔(shuai)壞(huai);
5、用拉馬拆(chai)(chai)出(chu)內軸承內圈總(zong)成和(he)油封(feng)座圈總(zong)成;用回(hui)位彈(dan)簧(huang)拆(chai)(chai)卸(xie)工具,拆(chai)(chai)下(xia)制動(dong)器回(hui)位彈(dan)簧(huang),取(qu)下(xia)凸輪軸;用板手拆(chai)(chai)下(xia)制動(dong)器底板緊固螺栓,取(qu)下(xia)制動(dong)器底板帶蹄片及防(fang)塵罩(zhao)總(zong)成;拆(chai)(chai)下(xia)制動(dong)氣室支架,拆(chai)(chai)下(xia)橋殼總(zong)成;
6、最后安裝(zhuang)拆卸的反序(xu)安裝(zhuang)即可。
鑫(xin)(xin)源(yuan)S50是華晨鑫(xin)(xin)源(yuan)下輕型(xing)卡車。
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