變速(su)(su)器(qi)齒輪(lun)的(de)作(zuo)用是輸出(chu)動(dong)力,實(shi)(shi)現變速(su)(su)器(qi)傳動(dong)比的(de)變換,即(ji)實(shi)(shi)現換檔,以(yi)達到變速(su)(su)的(de)作(zuo)用。變速(su)(su)器(qi)齒輪(lun)經常在高轉(zhuan)速(su)(su)、高負荷、轉(zhuan)速(su)(su)和負荷不斷交變的(de)情況下工作(zuo),因此容易損壞。
1、輸(shu)出軸(主軸)倒檔齒輪,俗稱倒檔從(cong)動(dong)齒輪;
2、中間(jian)軸(副軸)倒檔齒輪(lun),一般與中間(jian)軸制為一體;
3、倒檔惰輪,裝在倒檔軸(zhou)上(shang),用(yong)來進行變換輸(shu)出軸(zhou)主旋向。
1、先安裝(zhuang)好(hao)掛鉤(gou)的所有叉子,安裝(zhuang)可(ke)以確認(ren)的輸(shu)入軸、齒輪(lun),以叉子為準,看是(shi)(shi)否(fou)安裝(zhuang)該(gai)部(bu)件,確認(ren)是(shi)(shi)一檔、二檔,然(ran)后逐一安裝(zhuang)。
2、變(bian)(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)變(bian)(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)主要是指汽(qi)車變(bian)(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi),分為手(shou)動(dong)(dong)(dong)、自(zi)動(dong)(dong)(dong)兩種。手(shou)動(dong)(dong)(dong)變(bian)(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)主要由齒(chi)輪(lun)和(he)軸構成(cheng),通(tong)過不同齒(chi)輪(lun)的(de)組合(he)產生(sheng)變(bian)(bian)(bian)(bian)速(su)(su)轉(zhuan)矩,另外一方(fang)面,自(zi)動(dong)(dong)(dong)變(bian)(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)AT由液(ye)力變(bian)(bian)(bian)(bian)矩器(qi)(qi)(qi)、行星(xing)齒(chi)輪(lun)、液(ye)壓操作系統(tong)構成(cheng),通(tong)過流體傳(chuan)遞和(he)齒(chi)輪(lun)的(de)組合(he)產生(sheng)變(bian)(bian)(bian)(bian)速(su)(su)轉(zhuan)矩變(bian)(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)的(de)功(gong)能(neng)(neng)是改(gai)變(bian)(bian)(bian)(bian)傳(chuan)動(dong)(dong)(dong)比(bi)使(shi)(shi)發動(dong)(dong)(dong)機在(zai)有(you)利的(de)情(qing)況下工作,在(zai)不改(gai)變(bian)(bian)(bian)(bian)發動(dong)(dong)(dong)機旋轉(zhuan)方(fang)向的(de)情(qing)況下使(shi)(shi)汽(qi)車后退(tui)行駛,利用空檔切斷動(dong)(dong)(dong)力傳(chuan)遞,使(shi)(shi)發動(dong)(dong)(dong)機能(neng)(neng)夠(gou)起動(dong)(dong)(dong)、怠速(su)(su),使(shi)(shi)變(bian)(bian)(bian)(bian)速(su)(su)器(qi)(qi)(qi)的(de)換擋和(he)動(dong)(dong)(dong)力輸(shu)出變(bian)(bian)(bian)(bian)得容(rong)易。
變速器齒(chi)輪的安裝方法:
1、拉出撥(bo)叉軸,墊圈(quan)厚度是否合適,各(ge)處(chu)紙墊圈(quan)是否完好。組(zu)裝后,請旋(xuan)轉輸入軸,依次掛上各(ge)擋塊進(jin)行主操作,防止安裝錯(cuo)誤和安裝遺漏(lou),并(bing)旋(xuan)松拆卸順(shun)序(xu)和堵(du)頭(tou)螺栓。檢查(cha)所有墊片;
2、按組裝(zhuang)順(shun)(shun)序安(an)裝(zhuang)變(bian)速器(qi)時(shi),其零部件組裝(zhuang)順(shun)(shun)序與(yu)拆卸時(shi)的順(shun)(shun)序相反,確保各齒(chi)輪嚙合面。安(an)裝(zhuang)過程(cheng)中請始終(zhong)轉動配合;
3、請注意零(ling)件(jian)的潤滑,在安裝軸承(cheng)前涂抹(mo)黃油(you)或油(you)。從鏈輪(lun)方向拉出(chu)輸(shu)出(chu)軸,然后拉出(chu)兩端(duan)的軸承(cheng)。曾拆下倒(dao)檔軸(或中間軸)及倒(dao)檔齒輪(lun)。
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