變(bian)(bian)速(su)器(qi)齒輪的(de)作(zuo)用是輸出動(dong)力,實(shi)現(xian)變(bian)(bian)速(su)器(qi)傳動(dong)比的(de)變(bian)(bian)換,即實(shi)現(xian)換檔,以達到變(bian)(bian)速(su)的(de)作(zuo)用。變(bian)(bian)速(su)器(qi)齒輪經常在高(gao)轉速(su)、高(gao)負(fu)荷、轉速(su)和負(fu)荷不(bu)斷交變(bian)(bian)的(de)情況(kuang)下工作(zuo),因此容(rong)易損壞(huai)。
1、輸(shu)出軸(zhou)(主軸(zhou))倒(dao)檔齒(chi)輪,俗稱倒(dao)檔從動(dong)齒(chi)輪;
2、中間軸(zhou)(副軸(zhou))倒檔齒輪,一(yi)般與中間軸(zhou)制為一(yi)體;
3、倒(dao)檔(dang)惰輪,裝(zhuang)在倒(dao)檔(dang)軸上(shang),用來進行變換輸出軸主旋(xuan)向。
1、先安(an)(an)(an)裝好掛鉤的所有叉(cha)子,安(an)(an)(an)裝可以確(que)(que)認的輸(shu)入(ru)軸、齒輪,以叉(cha)子為(wei)準,看是(shi)否安(an)(an)(an)裝該部(bu)件(jian),確(que)(que)認是(shi)一檔、二(er)檔,然后逐一安(an)(an)(an)裝。
2、變(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)變(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)主(zhu)(zhu)要是(shi)指汽車(che)變(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi),分為手動(dong)、自動(dong)兩種。手動(dong)變(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)主(zhu)(zhu)要由齒(chi)輪(lun)和(he)軸構(gou)成(cheng),通(tong)過不同齒(chi)輪(lun)的組合產生變(bian)(bian)(bian)速(su)(su)轉(zhuan)矩(ju),另外一方(fang)面,自動(dong)變(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)AT由液力變(bian)(bian)(bian)矩(ju)器(qi)(qi)(qi)、行星齒(chi)輪(lun)、液壓(ya)操作系統構(gou)成(cheng),通(tong)過流體傳遞和(he)齒(chi)輪(lun)的組合產生變(bian)(bian)(bian)速(su)(su)轉(zhuan)矩(ju)變(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)的功能(neng)(neng)是(shi)改變(bian)(bian)(bian)傳動(dong)比(bi)使(shi)發動(dong)機(ji)在(zai)(zai)有利(li)的情況(kuang)下工作,在(zai)(zai)不改變(bian)(bian)(bian)發動(dong)機(ji)旋轉(zhuan)方(fang)向(xiang)的情況(kuang)下使(shi)汽車(che)后退行駛,利(li)用空檔切斷(duan)動(dong)力傳遞,使(shi)發動(dong)機(ji)能(neng)(neng)夠起動(dong)、怠速(su)(su),使(shi)變(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)的換(huan)擋和(he)動(dong)力輸出(chu)變(bian)(bian)(bian)得容易。
變速器齒輪的安裝方法:
1、拉出(chu)撥叉軸(zhou)(zhou),墊(dian)圈厚度是否(fou)合適,各(ge)處紙墊(dian)圈是否(fou)完好。組裝后,請旋(xuan)轉輸(shu)入軸(zhou)(zhou),依次掛上各(ge)擋(dang)塊進行主操作(zuo),防止(zhi)安裝錯誤和(he)安裝遺漏,并旋(xuan)松拆(chai)卸順序和(he)堵頭(tou)螺栓。檢查所有墊(dian)片;
2、按組裝(zhuang)順(shun)序安裝(zhuang)變速(su)器時(shi)(shi),其(qi)零部件組裝(zhuang)順(shun)序與(yu)拆卸(xie)時(shi)(shi)的順(shun)序相(xiang)反,確保(bao)各(ge)齒輪嚙合面。安裝(zhuang)過程(cheng)中請始終轉動配合;
3、請注意零(ling)件(jian)的潤(run)滑,在安裝軸(zhou)承(cheng)前涂抹(mo)黃油或(huo)油。從鏈輪方向(xiang)拉出輸出軸(zhou),然后拉出兩端的軸(zhou)承(cheng)。曾拆下倒(dao)檔(dang)軸(zhou)(或(huo)中間軸(zhou))及倒(dao)檔(dang)齒輪。
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