五檔同步器。車同步器的作用是使接合套與待嚙合的齒圈迅速同步,縮短換擋時間。防止接合套與待嚙合的齒圈在同步前嚙合而產生接合齒之間的沖擊,使換擋較為順當,減少換擋齒輪噪聲。
更多(duo)資料如下:
1、同(tong)(tong)(tong)步(bu)(bu)器的組成:由同(tong)(tong)(tong)一步(bu)(bu)裝(zhuang)置(zhi)(包括推動件、摩擦件)、鎖(suo)(suo)止(zhi)(zhi)裝(zhuang)置(zhi)和接合裝(zhuang)置(zhi)三部分組成。同(tong)(tong)(tong)步(bu)(bu)器有常(chang)壓式(shi)、慣性(xing)(xing)式(shi)、自增力式(shi)等(deng)多種(zhong)。目前所(suo)有的同(tong)(tong)(tong)步(bu)(bu)器幾乎都采用摩擦慣性(xing)(xing)式(shi)同(tong)(tong)(tong)步(bu)(bu)裝(zhuang)置(zhi),根(gen)據鎖(suo)(suo)止(zhi)(zhi)裝(zhuang)置(zhi)的不同(tong)(tong)(tong),又(you)分為鎖(suo)(suo)環式(shi)慣性(xing)(xing)同(tong)(tong)(tong)步(bu)(bu)器和鎖(suo)(suo)銷式(shi)慣性(xing)(xing)同(tong)(tong)(tong)步(bu)(bu)器。
2、除了倒(dao)擋和(he)一(yi)(yi)檔(dang)外(wai),其他檔(dang)位均(jun)(jun)配(pei)置同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi):目前,在大(da)多數轎(jiao)車和(he)大(da)貨車上(shang),除了倒(dao)擋和(he)一(yi)(yi)檔(dang)外(wai),其他檔(dang)位均(jun)(jun)配(pei)置同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi),并且(qie)對同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi)的(de)(de)要求是(shi)轉矩(ju)容量大(da),性(xing)(xing)(xing)能穩(wen)定,耐用,具備(bei)良好(hao)的(de)(de)經濟性(xing)(xing)(xing)。一(yi)(yi)般而(er)言,大(da)多數汽車均(jun)(jun)配(pei)備(bei)慣性(xing)(xing)(xing)同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi)。慣性(xing)(xing)(xing)式(shi)同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi)能確保同(tong)(tong)步(bu)(bu)(bu)(bu)嚙合換擋,性(xing)(xing)(xing)能穩(wen)定可(ke)靠(kao)。它可(ke)分(fen)為兩大(da)類:慣性(xing)(xing)(xing)鎖止(zhi)式(shi)同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi)和(he)慣性(xing)(xing)(xing)增力式(shi)同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi)。使用最(zui)廣泛的(de)(de)是(shi)鎖環式(shi),鎖銷式(shi)等慣性(xing)(xing)(xing)鎖止(zhi)式(shi)同(tong)(tong)步(bu)(bu)(bu)(bu)器(qi)(qi)(qi)。
手動(dong)變速(su)箱的結構內(nei)部有一(yi)個(ge)非常重要的設備,那就是"同步器”。同步器的作用是很(hen)顯而易見的那就是換(huan)擋時候由于動(dong)力輸出端齒(chi)(chi)(chi)輪(lun)轉速(su)要快于馬上要換(huan)入這個(ge)擋位(wei)的齒(chi)(chi)(chi)輪(lun),如果(guo)沒有同步器,把(ba)個(ge)慢速(su)旋轉的齒(chi)(chi)(chi)輪(lun)強行塞入一(yi)個(ge)高速(su)旋轉的齒(chi)(chi)(chi)輪(lun)中(zhong),肯定(ding)會(hui)發生打齒(chi)(chi)(chi)的現象(xiang)。
同步(bu)器的作(zuo)用就是在換(huan)擋動作(zuo)發(fa)生(sheng)時(shi),將(jiang)即將(jiang)換(huan)入擋位的齒輪轉速提升至和輸出端齒輪速度(du)同步(bu)的狀態,這樣換(huan)擋時(shi)候就不(bu)會(hui)存在打齒現象了。
明白(bai)了(le)打齒(chi)(chi)的(de)現象發生,那(nei)為(wei)什么很(hen)(hen)多(duo)車正(zheng)向行駛時(shi)候就不存在打齒(chi)(chi),而一掛(gua)入(ru)倒擋(dang)就打齒(chi)(chi),那(nei)是(shi)因為(wei)很(hen)(hen)多(duo)車型(xing)的(de)倒擋(dang)是(shi)沒有安(an)(an)裝倒擋(dang)同步器的(de),因為(wei)廠商的(de)理念里,倒擋(dang)是(shi)需(xu)要完全停止再掛(gua)入(ru)并且使用的(de)機會(hui)相對小了(le)很(hen)(hen)多(duo),所以出于(yu)簡化變速箱結(jie)構和節省成本的(de)目(mu)的(de),很(hen)(hen)多(duo)中低端(duan)手動變速箱的(de)倒擋(dang)就沒有安(an)(an)裝倒擋(dang)同步器。
沒(mei)有安(an)裝倒(dao)(dao)(dao)擋(dang)同步(bu)器(qi)的手動(dong)變(bian)速箱就會存在掛(gua)入倒(dao)(dao)(dao)擋(dang)打齒(chi)(chi)的現(xian)象。當然了(le),這(zhe)里也和用(yong)(yong)戶使用(yong)(yong)習慣有非常(chang)大(da)的關系,因為(wei)倒(dao)(dao)(dao)擋(dang)本身不含同步(bu)器(qi),需(xu)要完全把車輛停止,讓動(dong)力輸出端(duan)速度降低到和倒(dao)(dao)(dao)擋(dang)齒(chi)(chi)輪(這(zhe)時候(hou)倒(dao)(dao)(dao)擋(dang)齒(chi)(chi)輪是靜止的)之間的轉速差變(bian)小,這(zhe)樣才(cai)能(neng)保證掛(gua)如倒(dao)(dao)(dao)擋(dang)比較平(ping)順且沒(mei)有打齒(chi)(chi)。很多用(yong)(yong)戶車末停穩就著急立刻掛(gua)入倒(dao)(dao)(dao)擋(dang),自(zi)然會讓沒(mei)有同步(bu)器(qi)的倒(dao)(dao)(dao)擋(dang)很受傷(shang),打齒(chi)(chi)就會發生。
納智捷是一家汽車制造企業,成立(li)于1951年,總部位(wei)于杭州蕭山。2008年12月18日(ri),納智捷汽車全球制造基地揭碑(bei)儀(yi)式在蕭(xiao)山(shan)臨江(jiang)工(gong)業園(yuan)區舉行。
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