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螺旋傘齒輪

文章出處:本站 人氣:10628 發表時間:2017-06-15 09:01:36

提到螺(luo)(luo)旋(xuan)傘(san)齒輪(lun)的(de)加工(gong)(gong)(gong)生(sheng)(sheng)產工(gong)(gong)(gong)序業內人(ren)士應當不陌生(sheng)(sheng),可是對于非(fei)專業人(ren)士來(lai)說(shuo)就一團霧水了(le)。那么螺(luo)(luo)旋(xuan)傘(san)齒輪(lun)的(de)生(sheng)(sheng)產工(gong)(gong)(gong)序到底是什么步驟呢(ni)?下(xia)面向您介(jie)紹螺(luo)(luo)旋(xuan)傘(san)齒輪(lun)的(de)加工(gong)(gong)(gong)工(gong)(gong)(gong)藝流(liu)程。

首(shou)先是采(cai)購(gou)優質(zhi)的(de)合金鋼材(cai)料,從材(cai)料廠(chang)家(jia)購(gou)買材(cai)料,再進(jin)(jin)行(xing)(xing)(xing)鍛(duan)造,以(yi)提高組織緊密度,然(ran)(ran)后(hou)(hou)就(jiu)(jiu)(jiu)要進(jin)(jin)行(xing)(xing)(xing)車床粗車,再進(jin)(jin)行(xing)(xing)(xing)正火或調質(zhi),然(ran)(ran)后(hou)(hou)就(jiu)(jiu)(jiu)是半精車車加(jia)工(gong)出傘齒(chi)(chi)(chi)輪的(de)外形并制成齒(chi)(chi)(chi)坯(pi),檢(jian)測(ce)合格后(hou)(hou)進(jin)(jin)行(xing)(xing)(xing)銑齒(chi)(chi)(chi)齒(chi)(chi)(chi),將傘齒(chi)(chi)(chi)輪齒(chi)(chi)(chi)坯(pi)在切齒(chi)(chi)(chi)機(ji)上(shang)進(jin)(jin)行(xing)(xing)(xing)銑齒(chi)(chi)(chi)加(jia)工(gong),并進(jin)(jin)行(xing)(xing)(xing)滾檢(jian)機(ji)配對(dui)后(hou)(hou),再去(qu)毛刺,在倒棱機(ji)以(yi)除掉危險的(de)棱邊,然(ran)(ran)后(hou)(hou)就(jiu)(jiu)(jiu)是熱處理(li)了(le),熱處理(li)后(hou)(hou)進(jin)(jin)行(xing)(xing)(xing)研齒(chi)(chi)(chi),要求高的(de)進(jin)(jin)行(xing)(xing)(xing)磨齒(chi)(chi)(chi)加(jia)工(gong),然(ran)(ran)后(hou)(hou)就(jiu)(jiu)(jiu)是清洗包裝了(le),包裝盒貼上(shang)印有品(pin)名的(de)標簽(qian)后(hou)(hou)出廠(chang)。

在錐(zhui)齒(chi)(chi)(chi)輪(lun)(lun)中,根據輪(lun)(lun)齒(chi)(chi)(chi)的齒(chi)(chi)(chi)長方向來看,有直齒(chi)(chi)(chi)輪(lun)(lun)和曲(qu)線(xian)齒(chi)(chi)(chi)輪(lun)(lun)。齒(chi)(chi)(chi)長輪(lun)(lun)廓與(yu)節錐(zhui)面(mian)交(jiao)線(xian)為直線(xian)的是(shi)直齒(chi)(chi)(chi)錐(zhui)齒(chi)(chi)(chi)輪(lun)(lun),如果是(shi)一段曲(qu)線(xian),則統稱為曲(qu)線(xian)齒(chi)(chi)(chi)輪(lun)(lun)。

  目前來看,螺旋(xuan)錐齒(chi)(chi)(chi)輪應該(gai)是(shi)曲線齒(chi)(chi)(chi)錐齒(chi)(chi)(chi)輪的同義語。根據曲線的不同螺旋(xuan)錐齒(chi)(chi)(chi)輪現行(xing)有三種(zhong),分屬于不同的公(gong)司(si)。美國格(ge)(ge)里森公(gong)司(si)設計的準(zhun)雙曲面齒(chi)(chi)(chi)輪(包括圓弧齒(chi)(chi)(chi)錐齒(chi)(chi)(chi)輪),瑞士(shi)奧利(li)康公(gong)司(si)的延伸(shen)外擺(bai)線齒(chi)(chi)(chi)輪以及德(de)國克林根貝格(ge)(ge)的準(zhun)漸開線齒(chi)(chi)(chi)輪。

  螺(luo)(luo)旋(xuan)錐齒(chi)(chi)(chi)(chi)輪(lun)是一(yi)種可以按穩(wen)定(ding)傳(chuan)動(dong)(dong)(dong)(dong)比(bi)平(ping)穩(wen)、低噪音傳(chuan)動(dong)(dong)(dong)(dong)的(de)傳(chuan)動(dong)(dong)(dong)(dong)零件,在不同的(de)地(di)區有不同的(de)名字,又叫弧(hu)齒(chi)(chi)(chi)(chi)傘(san)齒(chi)(chi)(chi)(chi)輪(lun)、弧(hu)齒(chi)(chi)(chi)(chi)錐齒(chi)(chi)(chi)(chi)輪(lun)、螺(luo)(luo)傘(san)錐齒(chi)(chi)(chi)(chi)輪(lun)、圓弧(hu)錐齒(chi)(chi)(chi)(chi)輪(lun)、螺(luo)(luo)旋(xuan)傘(san)齒(chi)(chi)(chi)(chi)輪(lun)等。螺(luo)(luo)旋(xuan)錐齒(chi)(chi)(chi)(chi)輪(lun)傳(chuan)動(dong)(dong)(dong)(dong)效(xiao)率高,傳(chuan)動(dong)(dong)(dong)(dong)比(bi)穩(wen)定(ding),圓弧(hu)重疊系(xi)數大,承(cheng)載能力(li)高,傳(chuan)動(dong)(dong)(dong)(dong)平(ping)穩(wen)平(ping)順,工(gong)(gong)作(zuo)可靠,結(jie)構緊(jin)湊,節能省料,節省空(kong)間,耐磨(mo)損,壽命長,噪音小。在各(ge)種機械傳(chuan)動(dong)(dong)(dong)(dong)中,以螺(luo)(luo)旋(xuan)錐齒(chi)(chi)(chi)(chi)輪(lun)的(de)傳(chuan)動(dong)(dong)(dong)(dong)效(xiao)率為最高,對各(ge)類傳(chuan)動(dong)(dong)(dong)(dong)尤其是大功率傳(chuan)動(dong)(dong)(dong)(dong)具有很大的(de)經濟(ji)效(xiao)益(yi);傳(chuan)遞同等扭矩時需(xu)要的(de)傳(chuan)動(dong)(dong)(dong)(dong)件傳(chuan)動(dong)(dong)(dong)(dong)副(fu)最省空(kong)間,比(bi)皮帶、鏈(lian)傳(chuan)動(dong)(dong)(dong)(dong)所需(xu)的(de)空(kong)間尺寸小;螺(luo)(luo)旋(xuan)錐齒(chi)(chi)(chi)(chi)輪(lun)傳(chuan)動(dong)(dong)(dong)(dong)比(bi)永久(jiu)穩(wen)定(ding),傳(chuan)動(dong)(dong)(dong)(dong)比(bi)穩(wen)定(ding)往(wang)往(wang)是各(ge)類機械設備的(de)傳(chuan)動(dong)(dong)(dong)(dong)中對傳(chuan)動(dong)(dong)(dong)(dong)性能的(de)基本要求(qiu);螺(luo)(luo)旋(xuan)錐齒(chi)(chi)(chi)(chi)輪(lun)工(gong)(gong)作(zuo)可靠,壽命長。

  錐齒(chi)輪的幾(ji)種齒(chi)制、特點、應用領域

  錐齒(chi)輪(lun)及(ji)(ji)準雙曲(qu)面齒(chi)輪(lun)分別為(wei)相交軸及(ji)(ji)交錯軸的齒(chi)輪(lun)傳(chuan)動(dong)類型(xing)。但是根據其齒(chi)長曲(qu)線特點、齒(chi)高形式(shi)、以(yi)及(ji)(ji)加(jia)工方法等有各種分類。由(you)于齒(chi)長曲(qu)線對(dui)于傳(chuan)動(dong)性能關(guan)系重(zhong)大,而且要(yao)用特定的加(jia)工方法,故一般(ban)按(an)齒(chi)長曲(qu)線分類。

  直(zhi)齒錐齒輪(lun):輪(lun)齒齒長方(fang)向為(wei)直(zhi)線,而且其延伸線交于分(fen)錐頂點、收縮齒;可(ke)用刨(bao)齒機、圓拉法(fa)加(jia)工,也可(ke)精鍛成形,一般用在低(di)(di)速(su)輕(qing)載工況下、也可(ke)用于低(di)(di)速(su)重載;

  斜齒(chi)錐齒(chi)輪:齒(chi)長方向為直線,但其延(yan)長線不與軸線相交,而是與一圓(yuan)相切(qie);

  曲(qu)線齒(chi)(chi)錐齒(chi)(chi)輪(lun):曲(qu)線齒(chi)(chi)錐齒(chi)(chi)輪(lun)又分為格里森制和奧利康制、也可稱為圓弧制及擺線制。

  格里(li)森(sen)制由美國格里(li)森(sen)公司生產,齒(chi)(chi)線為圓弧,一(yi)般采(cai)用收縮齒(chi)(chi),常采(cai)用間隙(xi)分度法加工(gong)。

  奧(ao)(ao)利康(kang)制(zhi)由瑞士奧(ao)(ao)利康(kang)公司(si)生產,齒(chi)(chi)線為擺線的(de)一(yi)部(bu)分(fen),一(yi)般(ban)為等高齒(chi)(chi),常(chang)采用連續分(fen)度法端面銑(xian)刀進行滾(gun)切加工,德國(guo)的(de)克(ke)林(lin)根(gen)貝爾(er)格公司(si)加工的(de)曲線齒(chi)(chi)錐(zhui)齒(chi)(chi)輪也是擺線齒(chi)(chi)、等高齒(chi)(chi),現在克(ke)林(lin)根(gen)貝爾(er)格公司(si)與奧(ao)(ao)利康(kang)公司(si)已經(jing)合(he)并為一(yi)家。

  目前,曲(qu)線齒錐齒輪應用最多,因其承(cheng)載能(neng)力高、噪(zao)音低、傳動平穩等優點已(yi)廣泛應用在航(hang)空(kong)、航(hang)海及汽車(che)行業(ye)。

1)直(zhi)齒(chi)(chi)錐齒(chi)(chi)輪:齒(chi)(chi)線為直(zhi)線,并相(xiang)交于(yu)分錐頂(ding)點,收縮(suo)齒(chi)(chi);

2)斜齒(chi)(chi)錐齒(chi)(chi)輪(lun):齒(chi)(chi)線為直線,并相切于一點(dian),收縮齒(chi)(chi);

3)弧齒錐齒輪(lun):收縮(suo)齒(也有用(yong)等高齒的);

4)擺線齒錐齒輪:等(deng)高(gao)齒;

5)弧齒(chi)零度錐(zhui)(zhui)齒(chi)輪(lun):雙重收縮齒(chi),βm=0,用以(yi)代替(ti)直齒(chi)錐(zhui)(zhui)齒(chi)輪(lun),平穩性較好,但不如(ru)弧齒(chi)錐(zhui)(zhui)齒(chi)輪(lun);

6)擺線齒(chi)(chi)零度錐齒(chi)(chi)輪(lun):等(deng)高齒(chi)(chi),βm=0,用以代替(ti)直齒(chi)(chi)錐齒(chi)(chi)輪(lun),平(ping)穩性較(jiao)好,但(dan)不(bu)如(ru)弧齒(chi)(chi)錐齒(chi)(chi)輪(lun);

  準雙(shuang)曲(qu)(qu)面齒(chi)輪的(de)齒(chi)長曲(qu)(qu)線有用弧齒(chi)的(de)擺線齒(chi)的(de)

  錐齒(chi)輪齒(chi)高(gao)型式主(zhu)要有(you)收縮齒(chi)和等(deng)高(gao)齒(chi)之分,收縮齒(chi)有(you)非等(deng)頂隙收縮齒(chi)、等(deng)頂隙收縮齒(chi)、雙重(zhong)收縮齒(chi)。  1

)等(deng)高齒(chi):大(da)端(duan)、小端(duan)齒(chi)高相等(deng),一般(ban)用于(yu)擺(bai)線齒(chi)錐齒(chi)輪;

2)非等頂(ding)隙收縮齒:分(fen)錐(zhui)、頂(ding)錐(zhui)、根錐(zhui)頂(ding)點重合(he);

3)等齒(chi)頂隙收縮齒(chi):根(gen)錐(zhui)頂點與分錐(zhui)頂點重合;頂錐(zhui)母線在(zai)嚙(nie)合最(zui)深位置時,平行于相配(pei)齒(chi)輪的(de)根(gen)錐(zhui)母線;

4)雙(shuang)重收縮齒:,分錐(zhui)、頂(ding)錐(zhui)、根(gen)錐(zhui)頂(ding)點都不重合。

螺旋(xuan)傘(san)齒(chi)輪(lun)(lun)在(zai)熱處理之(zhi)后容易變(bian)形,而(er)嚴(yan)重的變(bian)形容會直(zhi)接(jie)導致齒(chi)輪(lun)(lun)嚙合(he)運行(xing)后噪音(yin)太大,那么,我(wo)們應該怎么處理螺旋(xuan)傘(san)齒(chi)輪(lun)(lun)在(zai)熱處理后變(bian)型呢?

首先,我們(men)從(cong)選材(cai)(cai)、熱(re)(re)處(chu)理(li)(li)、機(ji)加(jia)工(gong)(gong)(gong)等影響(xiang)螺(luo)旋傘齒(chi)輪(lun)(lun)(lun)熱(re)(re)處(chu)理(li)(li)變(bian)形的(de)(de)幾個主(zhu)要因(yin)素入手,分析(xi)其產生的(de)(de)原(yuan)因(yin),并通過良好(hao)的(de)(de)設計、適(shi)當的(de)(de)選材(cai)(cai)以及熱(re)(re)處(chu)理(li)(li)工(gong)(gong)(gong)序和機(ji)械加(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)之間的(de)(de)相(xiang)互配合等相(xiang)應措施,減(jian)少(shao)螺(luo)旋傘齒(chi)輪(lun)(lun)(lun)熱(re)(re)處(chu)理(li)(li)變(bian)形,從(cong)而提高螺(luo)旋傘齒(chi)輪(lun)(lun)(lun)加(jia)工(gong)(gong)(gong)精度(du)(du)為最終能處(chu)理(li)(li)作(zuo)好(hao)應變(bian)的(de)(de)準備,應注意(yi)的(de)(de)是(shi),在(zai)(zai)正火或(huo)調質處(chu)理(li)(li)中,一定要保(bao)持爐膛溫度(du)(du)均勻,以及采(cai)用工(gong)(gong)(gong)位器具(ju),使工(gong)(gong)(gong)件均勻地加(jia)熱(re)(re)及冷卻,嚴禁堆放在(zai)(zai)一起。需鉆孔減(jian)輕重(zhong)量的(de)(de)齒(chi)輪(lun)(lun)(lun),應涂上防(fang)滲(shen)劑將鉆孔序安排在(zai)(zai)熱(re)(re)處(chu)理(li)(li)后進(jin)行。

螺旋傘齒輪(lun)的(de)(de)(de)最終熱處理(li)采(cai)用使(shi)零件變(bian)形較小(xiao)的(de)(de)(de)齒面高頻(pin)淬火(huo);高頻(pin)淬火(huo)后得(de)到(dao)的(de)(de)(de)齒面具(ju)(ju)有(you)(you)高的(de)(de)(de)強(qiang)度、硬度、耐磨性(xing)和疲(pi)勞(lao)極限(xian),而心部仍(reng)保持足(zu)夠的(de)(de)(de)塑性(xing)和韌性(xing),齒輪(lun)在熱處理(li)之后容(rong)易(yi)變(bian)形,而嚴重的(de)(de)(de)變(bian)形會導(dao)致齒輪(lun)嚙合運(yun)行時(shi)噪(zao)(zao)音(yin)太大。若是采(cai)用滲碳淬火(huo)的(de)(de)(de)齒輪(lun),滲碳時(shi)大輪(lun)一定用使(shi)用淬火(huo)壓(ya)床,這(zhe)樣(yang)可(ke)確保大輪(lun)的(de)(de)(de)平(ping)行度跳(tiao)動不超過7絲,小(xiao)輪(lun)滲碳裝爐(lu)一定要用掛具(ju)(ju),使(shi)用掛具(ju)(ju)可(ke)確保小(xiao)輪(lun)的(de)(de)(de)跳(tiao)動得(de)到(dao)有(you)(you)效控(kong)制(zhi)。另外(wai)為了提高精度,也(ye)可(ke)以進行螺旋傘齒輪(lun)的(de)(de)(de)磨齒,這(zhe)樣(yang)即(ji)時(shi)在很(hen)高轉(zhuan)速時(shi)也(ye)能(neng)使(shi)齒輪(lun)嚙合噪(zao)(zao)音(yin)控(kong)制(zhi)在73分貝以下,這(zhe)些基礎經(jing)驗(yan)是巢湖(hu)市眾鑫機(ji)械設備有(you)(you)限(xian)公司團(tuan)隊二十年如一日的(de)(de)(de)經(jing)驗(yan)總結,希望對大家有(you)(you)所幫助。


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