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齒輪的種類:種類按傳動比分:定傳動比——環形齒輪機構(圓柱體、錐體)變傳動比——非圓齒輪機好構(橢圓形齒輪)按軸榫相對性l部位分平面圖齒輪機構、直齒圓柱體齒輪傳動、外嚙合齒輪傳動、內嚙合齒輪傳動、齒輪齒輪齒條傳動、斜齒圓柱體齒輪傳動、人字形齒輪傳動、室內空間齒輪機構、錐體齒輪傳動、交疊軸斜齒輪傳動、齒輪齒條傳動按加工工藝分錐型齒輪、毛胚半制品齒輪、螺旋式齒輪、內齒輪、直齒輪、齒輪齒條。
齒輪加工生產的形式
齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)加(jia)工生產(chan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)形(xing)式齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)生產(chan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)形(xing)式按(an)照齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)按(an)硬(ying)(ying)度(du)(du)(du)(du)(du)(du)可(ke)區分(fen)(fen)為(wei)硬(ying)(ying)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)和軟(ruan)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)兩(liang)(liang)種:1)硬(ying)(ying)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian):齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)硬(ying)(ying)度(du)(du)(du)(du)(du)(du)HB>350。這種齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)生產(chan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)承載(zai)能(neng)(neng)力高(gao)(gao)(gao),在(zai)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)精(jing)(jing)切(qie)(qie)之后(hou)進行(xing)淬(cui)(cui)火(huo)、表面(mian)淬(cui)(cui)火(huo)或滲(shen)碳(tan)淬(cui)(cui)火(huo),一(yi)般齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)硬(ying)(ying)度(du)(du)(du)(du)(du)(du)HRC45~65。但在(zai)熱處(chu)(chu)理(li)(li)(li)中(zhong)(zhong),齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)生產(chan)時不(bu)可(ke)避免地產(chan)生變形(xing),因(yin)此在(zai)熱處(chu)(chu)理(li)(li)(li)之后(hou)須進行(xing)磨削、研磨或精(jing)(jing)切(qie)(qie),以消(xiao)除因(yin)變形(xing)產(chan)生的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)誤差(cha),高(gao)(gao)(gao)精(jing)(jing)度(du)(du)(du)(du)(du)(du)磨齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)費用(yong)(yong),提(ti)(ti)高(gao)(gao)(gao)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)精(jing)(jing)度(du)(du)(du)(du)(du)(du)。如果硬(ying)(ying)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)精(jing)(jing)度(du)(du)(du)(du)(du)(du)不(bu)夠,超(chao)高(gao)(gao)(gao)精(jing)(jing)度(du)(du)(du)(du)(du)(du)磨齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)機(ji),其承載(zai)能(neng)(neng)力往往不(bu)如軟(ruan)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。經滲(shen)氮(dan)處(chu)(chu)理(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)硬(ying)(ying)度(du)(du)(du)(du)(du)(du)HV≥600,抗膠(jiao)合能(neng)(neng)力較(jiao)(jiao)高(gao)(gao)(gao)。由于(yu)滲(shen)氮(dan)時溫度(du)(du)(du)(du)(du)(du)較(jiao)(jiao)低,齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)變形(xing)很小,可(ke)不(bu)再進行(xing)機(ji)械加(jia)工,但滲(shen)氮(dan)層較(jiao)(jiao)薄,適于(yu)制造小尺寸的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun),但不(bu)能(neng)(neng)承受沖擊載(zai)荷或磨料(liao)(liao)(liao)磨損。 齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)分(fen)(fen)為(wei)斜齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)和直(zhi)(zhi)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)兩(liang)(liang)種,分(fen)(fen)別和斜齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)圓(yuan)柱(zhu)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)和直(zhi)(zhi)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)圓(yuan)柱(zhu)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)兩(liang)(liang)種齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)相(xiang)互配合使(shi)(shi)(shi)用(yong)(yong),齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)廓(kuo)為(wei)直(zhi)(zhi)線(xian)而不(bu)是(shi)漸開線(xian),相(xiang)當于(yu)一(yi)個無窮大(da)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)圓(yuan)柱(zhu)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)一(yi)樣。齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)加(jia)工的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)方(fang)(fang)(fang)法(fa)(fa)有(you)(you)很多種,每一(yi)種都是(shi)根據(ju)材料(liao)(liao)(liao)以及(ji)對(dui)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)精(jing)(jing)度(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)求不(bu)一(yi)樣才選擇正(zheng)確的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)加(jia)工方(fang)(fang)(fang)式。 齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)加(jia)工的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)方(fang)(fang)(fang)式主要(yao)是(shi)有(you)(you)兩(liang)(liang)種,針對(dui)一(yi)些(xie)精(jing)(jing)度(du)(du)(du)(du)(du)(du)比較(jiao)(jiao)高(gao)(gao)(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)、硬(ying)(ying)度(du)(du)(du)(du)(du)(du)非常大(da)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)進行(xing)加(jia)工,包括對(dui)材料(liao)(liao)(liao)進行(xing)熱處(chu)(chu)理(li)(li)(li)、加(jia)工齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)等(deng),采(cai)(cai)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)是(shi)兩(liang)(liang)次(ci)(ci)(ci)線(xian)切(qie)(qie)割齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)以及(ji)兩(liang)(liang)次(ci)(ci)(ci)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)熱處(chu)(chu)理(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)方(fang)(fang)(fang)式。在(zai)這其中(zhong)(zhong)一(yi)次(ci)(ci)(ci)熱處(chu)(chu)理(li)(li)(li)是(shi)用(yong)(yong)來消(xiao)除一(yi)下齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)材料(liao)(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)內應力,高(gao)(gao)(gao)精(jing)(jing)度(du)(du)(du)(du)(du)(du)磨齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)加(jia)工工序,然(ran)后(hou)再進行(xing)一(yi)次(ci)(ci)(ci)線(xian)切(qie)(qie)割齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing),齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)留(liu)2mm的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)余量(liang)就(jiu)行(xing);二(er)次(ci)(ci)(ci)采(cai)(cai)用(yong)(yong)熱處(chu)(chu)理(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)方(fang)(fang)(fang)式使(shi)(shi)(shi)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)硬(ying)(ying)度(du)(du)(du)(du)(du)(du)能(neng)(neng)夠達到使(shi)(shi)(shi)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)求,再對(dui)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)兩(liang)(liang)端(duan)進行(xing)堆焊銅(tong)層,在(zai)車線(xian)和消(xiao)磨外圓(yuan)之后(hou),高(gao)(gao)(gao)精(jing)(jing)度(du)(du)(du)(du)(du)(du)磨齒(chi)(chi)(chi)(chi)(chi)(chi)(chi),進行(xing)二(er)次(ci)(ci)(ci)線(xian)切(qie)(qie)割齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing),達到齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)與外圓(yuan)同(tong)軸的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)水(shui)平。 齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)經過這兩(liang)(liang)次(ci)(ci)(ci)熱處(chu)(chu)理(li)(li)(li)和兩(liang)(liang)次(ci)(ci)(ci)線(xian)切(qie)(qie)割齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)循環交替進行(xing),使(shi)(shi)(shi)得(de)制成(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)既克服熱處(chu)(chu)理(li)(li)(li)后(hou)材料(liao)(liao)(liao)容易(yi)出現淬(cui)(cui)透(tou)性的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)問題,還(huan)能(neng)(neng)夠達到硬(ying)(ying)度(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)求,又保證了(le)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)求,同(tong)時又能(neng)(neng)夠提(ti)(ti)高(gao)(gao)(gao)了(le)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)與外圓(yuan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)同(tong)軸度(du)(du)(du)(du)(du)(du)。所以這種方(fang)(fang)(fang)法(fa)(fa)有(you)(you)很大(da)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)優勢(shi),就(jiu)是(shi)在(zai)保證齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)整體的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)硬(ying)(ying)度(du)(du)(du)(du)(du)(du)能(neng)(neng)夠達到要(yao)求的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)同(tong)時,使(shi)(shi)(shi)得(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)精(jing)(jing)度(du)(du)(du)(du)(du)(du)又能(neng)(neng)夠符合設計的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)求,這樣就(jiu)大(da)大(da)提(ti)(ti)高(gao)(gao)(gao)了(le)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)(tiao)(tiao)(tiao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)加(jia)工質量(liang)。
剃齒工藝(yi)與磨(mo)齒工藝(yi)的對比
剃(ti)(ti)齒(chi)(chi)(chi)(chi)工(gong)(gong)(gong)(gong)藝(yi)與磨(mo)齒(chi)(chi)(chi)(chi)工(gong)(gong)(gong)(gong)藝(yi)的(de)(de)(de)(de)(de)(de)對(dui)(dui)比一直以(yi)來(lai),齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)生產商把全(quan)(quan)部精力集(ji)中(zhong)于改善整個(ge)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)的(de)(de)(de)(de)(de)(de)質量,于是完(wan)全(quan)(quan)依賴齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)磨(mo)削加(jia)(jia)工(gong)(gong)(gong)(gong)。這項加(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝(yi)保(bao)證齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)加(jia)(jia)工(gong)(gong)(gong)(gong)的(de)(de)(de)(de)(de)(de)精度(du)幾乎完(wan)l美無缺,可惜的(de)(de)(de)(de)(de)(de)是經營費(fei)用(yong)及投資價值很高。 由(you)于有(you)(you)(you)了的(de)(de)(de)(de)(de)(de)數控(kong)剃(ti)(ti)齒(chi)(chi)(chi)(chi)刀(dao)磨(mo)床(圖),如今我們可以(yi)在(zai)幾十分鐘內完(wan)成(cheng)(cheng)各(ge)(ge)(ge)種(zhong)(zhong)修(xiu)形(xing)(xing)剃(ti)(ti)刀(dao)的(de)(de)(de)(de)(de)(de)磨(mo)削。剃(ti)(ti)齒(chi)(chi)(chi)(chi)機(ji)床通過(guo)程序(xu)控(kong)制所(suo)有(you)(you)(you)的(de)(de)(de)(de)(de)(de)動作。但(dan)對(dui)(dui)于齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)熱處理后的(de)(de)(de)(de)(de)(de)質量還無法(fa)全(quan)(quan)l面控(kong)制,因(yin)為淬火(huo)會造(zao)成(cheng)(cheng)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)的(de)(de)(de)(de)(de)(de)變形(xing)(xing)。對(dui)(dui)沒(mei)有(you)(you)(you)勻稱結構的(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)會有(you)(you)(you)重大的(de)(de)(de)(de)(de)(de)影響。這樣的(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)在(zai)工(gong)(gong)(gong)(gong)業、農業各(ge)(ge)(ge)方面應用(yong)的(de)(de)(de)(de)(de)(de)車(che)輛及拖拉機(ji)的(de)(de)(de)(de)(de)(de)變速裝置中(zhong)都是常見(jian)的(de)(de)(de)(de)(de)(de)。 剃(ti)(ti)齒(chi)(chi)(chi)(chi)刀(dao)磨(mo)床S400G,意(yi)大利SAMPUTENSILI生產制造(zao) 關于汽(qi)車(che)工(gong)(gong)(gong)(gong)業的(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun),尤其是那些用(yong)于自動變速器中(zhong)的(de)(de)(de)(de)(de)(de)行(xing)星(xing)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)。通過(guo)將剃(ti)(ti)齒(chi)(chi)(chi)(chi)精度(du)控(kong)制在(zai)5級并設置剃(ti)(ti)齒(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)(de)反變形(xing)(xing)措施,將其熱處理變形(xing)(xing)降(jiang)到低,因(yin)而穩定了齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)的(de)(de)(de)(de)(de)(de)成(cheng)(cheng)品(pin)尺(chi)寸。齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)精加(jia)(jia)工(gong)(gong)(gong)(gong)主(zhu)要(yao)有(you)(you)(you)兩(liang)種(zhong)(zhong)方法(fa)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)精加(jia)(jia)工(gong)(gong)(gong)(gong)主(zhu)要(yao)有(you)(you)(you)兩(liang)種(zhong)(zhong)方法(fa):剃(ti)(ti)齒(chi)(chi)(chi)(chi)加(jia)(jia)工(gong)(gong)(gong)(gong)和磨(mo)削加(jia)(jia)工(gong)(gong)(gong)(gong)。剃(ti)(ti)齒(chi)(chi)(chi)(chi)在(zai)熱處理前(qian)進(jin)行(xing),磨(mo)削在(zai)熱處理之后進(jin)行(xing)。近幾年來(lai),齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)磨(mo)削精度(du)、效率(lv)和各(ge)(ge)(ge)種(zhong)(zhong)功(gong)能已達到了極高的(de)(de)(de)(de)(de)(de)水平。新陶瓷和CBN砂輪(lun)(lun)(lun)的(de)(de)(de)(de)(de)(de)使用(yong)對(dui)(dui)成(cheng)(cheng)形(xing)(xing)磨(mo)削和展成(cheng)(cheng)磨(mo)削都貢獻巨(ju)大。
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