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螺旋傘齒輪

文章出處:本站 人氣:10463 發表時間:2017-06-15 09:01:36

提到螺(luo)旋(xuan)傘(san)齒輪的(de)加工(gong)生(sheng)產(chan)工(gong)序業(ye)內人(ren)士應當(dang)不陌生(sheng),可是(shi)對于(yu)非專業(ye)人(ren)士來(lai)說就一團霧水了。那么螺(luo)旋(xuan)傘(san)齒輪的(de)生(sheng)產(chan)工(gong)序到底是(shi)什(shen)么步驟呢?下面向(xiang)您介(jie)紹(shao)螺(luo)旋(xuan)傘(san)齒輪的(de)加工(gong)工(gong)藝流程。

首(shou)先是(shi)采購優(you)質(zhi)的合(he)金鋼材(cai)料,從(cong)材(cai)料廠家購買材(cai)料,再(zai)(zai)進行(xing)(xing)鍛造,以提高(gao)組織緊密度,然(ran)(ran)(ran)后(hou)(hou)就要進行(xing)(xing)車床粗(cu)車,再(zai)(zai)進行(xing)(xing)正火或調質(zhi),然(ran)(ran)(ran)后(hou)(hou)就是(shi)半(ban)精車車加(jia)工(gong)出傘(san)齒(chi)(chi)(chi)輪的外形并制成齒(chi)(chi)(chi)坯(pi),檢測合(he)格(ge)后(hou)(hou)進行(xing)(xing)銑(xian)齒(chi)(chi)(chi)齒(chi)(chi)(chi),將傘(san)齒(chi)(chi)(chi)輪齒(chi)(chi)(chi)坯(pi)在(zai)切齒(chi)(chi)(chi)機(ji)上進行(xing)(xing)銑(xian)齒(chi)(chi)(chi)加(jia)工(gong),并進行(xing)(xing)滾檢機(ji)配對后(hou)(hou),再(zai)(zai)去毛刺,在(zai)倒(dao)棱(leng)機(ji)以除掉危險的棱(leng)邊,然(ran)(ran)(ran)后(hou)(hou)就是(shi)熱(re)處(chu)理(li)了,熱(re)處(chu)理(li)后(hou)(hou)進行(xing)(xing)研(yan)齒(chi)(chi)(chi),要求高(gao)的進行(xing)(xing)磨齒(chi)(chi)(chi)加(jia)工(gong),然(ran)(ran)(ran)后(hou)(hou)就是(shi)清洗包(bao)裝(zhuang)了,包(bao)裝(zhuang)盒貼上印有(you)品名的標(biao)簽后(hou)(hou)出廠。

在錐(zhui)(zhui)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)中,根據輪(lun)(lun)(lun)齒(chi)(chi)(chi)(chi)的(de)齒(chi)(chi)(chi)(chi)長方向來(lai)看(kan),有直齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)和曲線(xian)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)。齒(chi)(chi)(chi)(chi)長輪(lun)(lun)(lun)廓與(yu)節錐(zhui)(zhui)面交線(xian)為直線(xian)的(de)是直齒(chi)(chi)(chi)(chi)錐(zhui)(zhui)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun),如(ru)果是一(yi)段曲線(xian),則統(tong)稱為曲線(xian)齒(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)。

  目前(qian)來(lai)看,螺(luo)旋錐(zhui)齒(chi)(chi)(chi)輪(lun)(lun)應(ying)該是曲線(xian)齒(chi)(chi)(chi)錐(zhui)齒(chi)(chi)(chi)輪(lun)(lun)的(de)同(tong)義語。根據曲線(xian)的(de)不同(tong)螺(luo)旋錐(zhui)齒(chi)(chi)(chi)輪(lun)(lun)現行有三種,分屬于(yu)不同(tong)的(de)公司(si)。美國格里森公司(si)設計的(de)準雙曲面齒(chi)(chi)(chi)輪(lun)(lun)(包括圓弧(hu)齒(chi)(chi)(chi)錐(zhui)齒(chi)(chi)(chi)輪(lun)(lun)),瑞(rui)士(shi)奧(ao)利康(kang)公司(si)的(de)延伸外擺(bai)線(xian)齒(chi)(chi)(chi)輪(lun)(lun)以及德國克林根貝格的(de)準漸開線(xian)齒(chi)(chi)(chi)輪(lun)(lun)。

  螺(luo)(luo)旋(xuan)(xuan)錐(zhui)齒(chi)(chi)輪是(shi)一種可(ke)以按穩(wen)(wen)定(ding)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)比(bi)平(ping)穩(wen)(wen)、低噪(zao)音傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)的傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)零件,在不同(tong)(tong)的地區(qu)有(you)不同(tong)(tong)的名字,又叫弧(hu)齒(chi)(chi)傘(san)齒(chi)(chi)輪、弧(hu)齒(chi)(chi)錐(zhui)齒(chi)(chi)輪、螺(luo)(luo)傘(san)錐(zhui)齒(chi)(chi)輪、圓弧(hu)錐(zhui)齒(chi)(chi)輪、螺(luo)(luo)旋(xuan)(xuan)傘(san)齒(chi)(chi)輪等。螺(luo)(luo)旋(xuan)(xuan)錐(zhui)齒(chi)(chi)輪傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)效(xiao)率(lv)高,傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)比(bi)穩(wen)(wen)定(ding),圓弧(hu)重疊系數大,承(cheng)載能力高,傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)平(ping)穩(wen)(wen)平(ping)順,工作可(ke)靠,結構緊湊,節能省(sheng)料,節省(sheng)空間,耐磨損,壽命長(chang),噪(zao)音小。在各種機械傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)中(zhong),以螺(luo)(luo)旋(xuan)(xuan)錐(zhui)齒(chi)(chi)輪的傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)效(xiao)率(lv)為最高,對(dui)各類傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)尤其是(shi)大功率(lv)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)具有(you)很大的經濟效(xiao)益;傳(chuan)(chuan)遞同(tong)(tong)等扭矩時需要的傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)件傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)副(fu)最省(sheng)空間,比(bi)皮帶、鏈傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)所需的空間尺寸小;螺(luo)(luo)旋(xuan)(xuan)錐(zhui)齒(chi)(chi)輪傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)比(bi)永久穩(wen)(wen)定(ding),傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)比(bi)穩(wen)(wen)定(ding)往往是(shi)各類機械設備的傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)中(zhong)對(dui)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)性能的基本要求(qiu);螺(luo)(luo)旋(xuan)(xuan)錐(zhui)齒(chi)(chi)輪工作可(ke)靠,壽命長(chang)。

  錐齒輪的幾(ji)種齒制、特點、應(ying)用領域

  錐(zhui)齒(chi)輪(lun)及(ji)準雙曲面齒(chi)輪(lun)分別為相交(jiao)軸及(ji)交(jiao)錯軸的齒(chi)輪(lun)傳動類(lei)型(xing)。但是(shi)根據其齒(chi)長曲線特(te)點、齒(chi)高形式、以及(ji)加工方法(fa)(fa)等有各種分類(lei)。由(you)于齒(chi)長曲線對于傳動性能關系重大(da),而(er)且要用特(te)定的加工方法(fa)(fa),故一般按(an)齒(chi)長曲線分類(lei)。

  直齒(chi)(chi)錐齒(chi)(chi)輪:輪齒(chi)(chi)齒(chi)(chi)長方向為直線,而且其延伸線交于(yu)分錐頂點、收(shou)縮(suo)齒(chi)(chi);可(ke)用(yong)刨齒(chi)(chi)機(ji)、圓(yuan)拉法加工,也(ye)可(ke)精鍛成形,一般用(yong)在低速(su)輕載(zai)工況(kuang)下、也(ye)可(ke)用(yong)于(yu)低速(su)重載(zai);

  斜齒錐齒輪(lun):齒長方向為(wei)直(zhi)線(xian),但其延(yan)長線(xian)不與軸線(xian)相交,而是(shi)與一圓(yuan)相切;

  曲線(xian)齒(chi)錐齒(chi)輪(lun):曲線(xian)齒(chi)錐齒(chi)輪(lun)又分為格(ge)里森制(zhi)和奧(ao)利康制(zhi)、也可(ke)稱為圓弧制(zhi)及擺線(xian)制(zhi)。

  格里森制由美國(guo)格里森公(gong)司生產(chan),齒線為(wei)圓(yuan)弧,一般采用收(shou)縮齒,常采用間隙分度法加工。

  奧(ao)(ao)利康(kang)制由瑞士奧(ao)(ao)利康(kang)公(gong)司生(sheng)產,齒(chi)線為擺線的(de)一(yi)部分(fen),一(yi)般為等高齒(chi),常采用(yong)連續分(fen)度法端面銑刀進行滾切加工,德國的(de)克林根貝(bei)爾(er)(er)格公(gong)司加工的(de)曲線齒(chi)錐齒(chi)輪也是擺線齒(chi)、等高齒(chi),現在克林根貝(bei)爾(er)(er)格公(gong)司與奧(ao)(ao)利康(kang)公(gong)司已經合并為一(yi)家。

  目(mu)前(qian),曲(qu)線齒錐(zhui)齒輪應(ying)用最多,因其承載能力高、噪音低、傳動平穩等優點已廣泛(fan)應(ying)用在航空(kong)、航海及汽車行業。

1)直齒(chi)錐(zhui)齒(chi)輪(lun):齒(chi)線(xian)為直線(xian),并(bing)相交(jiao)于分(fen)錐(zhui)頂點,收縮齒(chi);

2)斜齒錐齒輪(lun):齒線為直線,并相切于(yu)一點,收(shou)縮齒;

3)弧(hu)齒(chi)錐齒(chi)輪:收(shou)縮齒(chi)(也有用(yong)等高齒(chi)的);

4)擺線(xian)齒(chi)(chi)(chi)錐齒(chi)(chi)(chi)輪:等高齒(chi)(chi)(chi);

5)弧齒(chi)零度錐齒(chi)輪:雙(shuang)重收縮齒(chi),βm=0,用以代替直齒(chi)錐齒(chi)輪,平穩性(xing)較好(hao),但不如(ru)弧齒(chi)錐齒(chi)輪;

6)擺線齒零度錐(zhui)齒輪:等(deng)高(gao)齒,βm=0,用以代替(ti)直(zhi)齒錐(zhui)齒輪,平穩(wen)性較(jiao)好(hao),但不(bu)如弧齒錐(zhui)齒輪;

  準雙曲(qu)面齒(chi)輪的齒(chi)長曲(qu)線有(you)用(yong)弧(hu)齒(chi)的擺線齒(chi)的

  錐齒(chi)輪齒(chi)高型式(shi)主(zhu)要有(you)收縮(suo)齒(chi)和等高齒(chi)之分,收縮(suo)齒(chi)有(you)非等頂隙收縮(suo)齒(chi)、等頂隙收縮(suo)齒(chi)、雙重(zhong)收縮(suo)齒(chi)。  1

)等高齒(chi):大端、小端齒(chi)高相等,一般用于擺(bai)線齒(chi)錐齒(chi)輪;

2)非等頂(ding)隙收縮(suo)齒(chi):分(fen)錐(zhui)、頂(ding)錐(zhui)、根錐(zhui)頂(ding)點重合;

3)等(deng)齒(chi)頂(ding)隙收縮齒(chi):根錐(zhui)頂(ding)點(dian)與分錐(zhui)頂(ding)點(dian)重合(he);頂(ding)錐(zhui)母線在嚙合(he)最深位置時,平行于(yu)相配齒(chi)輪的根錐(zhui)母線;

4)雙重收縮齒:,分錐(zhui)、頂錐(zhui)、根錐(zhui)頂點都(dou)不重合。

螺(luo)旋傘齒(chi)輪(lun)在熱處理(li)之后(hou)容(rong)易變形(xing),而嚴(yan)重(zhong)的變形(xing)容(rong)會直(zhi)接(jie)導致(zhi)齒(chi)輪(lun)嚙合運行后(hou)噪音太大,那么,我們(men)應該(gai)怎(zen)么處理(li)螺(luo)旋傘齒(chi)輪(lun)在熱處理(li)后(hou)變型呢?

首先,我們(men)從選材、熱(re)處(chu)(chu)(chu)理(li)、機(ji)加(jia)工(gong)等影響螺旋傘齒輪(lun)(lun)熱(re)處(chu)(chu)(chu)理(li)變形的(de)(de)(de)幾個主要因(yin)素入手(shou),分析其產生的(de)(de)(de)原因(yin),并(bing)通過良好的(de)(de)(de)設計、適當的(de)(de)(de)選材以及熱(re)處(chu)(chu)(chu)理(li)工(gong)序和(he)機(ji)械加(jia)工(gong)工(gong)藝(yi)之(zhi)間的(de)(de)(de)相(xiang)互(hu)配合等相(xiang)應措施,減少螺旋傘齒輪(lun)(lun)熱(re)處(chu)(chu)(chu)理(li)變形,從而(er)提高螺旋傘齒輪(lun)(lun)加(jia)工(gong)精度為最(zui)終能處(chu)(chu)(chu)理(li)作好應變的(de)(de)(de)準(zhun)備,應注意(yi)的(de)(de)(de)是,在正火或(huo)調(diao)質處(chu)(chu)(chu)理(li)中,一(yi)定要保(bao)持(chi)爐膛溫度均勻,以及采用工(gong)位(wei)器具,使工(gong)件均勻地加(jia)熱(re)及冷卻,嚴禁堆(dui)放在一(yi)起。需(xu)鉆孔減輕重量的(de)(de)(de)齒輪(lun)(lun),應涂(tu)上防滲劑將鉆孔序安(an)排在熱(re)處(chu)(chu)(chu)理(li)后進行。

螺旋傘齒輪(lun)(lun)的(de)(de)最終熱(re)處理采(cai)(cai)用(yong)使零件變形較小的(de)(de)齒面高頻淬(cui)火(huo)(huo);高頻淬(cui)火(huo)(huo)后得(de)到(dao)的(de)(de)齒面具有(you)高的(de)(de)強度(du)、硬度(du)、耐(nai)磨(mo)性(xing)和(he)疲勞(lao)極限,而(er)心部仍(reng)保(bao)持(chi)足(zu)夠的(de)(de)塑性(xing)和(he)韌性(xing),齒輪(lun)(lun)在熱(re)處理之(zhi)后容易變形,而(er)嚴(yan)重的(de)(de)變形會(hui)導致齒輪(lun)(lun)嚙合(he)(he)運(yun)行(xing)時噪音太大(da)(da)(da)。若是(shi)采(cai)(cai)用(yong)滲碳淬(cui)火(huo)(huo)的(de)(de)齒輪(lun)(lun),滲碳時大(da)(da)(da)輪(lun)(lun)一(yi)(yi)定用(yong)使用(yong)淬(cui)火(huo)(huo)壓床,這(zhe)樣可確(que)保(bao)大(da)(da)(da)輪(lun)(lun)的(de)(de)平行(xing)度(du)跳(tiao)動不超過(guo)7絲(si),小輪(lun)(lun)滲碳裝爐一(yi)(yi)定要用(yong)掛(gua)具,使用(yong)掛(gua)具可確(que)保(bao)小輪(lun)(lun)的(de)(de)跳(tiao)動得(de)到(dao)有(you)效控制。另(ling)外為了提高精(jing)度(du),也(ye)可以進行(xing)螺旋傘齒輪(lun)(lun)的(de)(de)磨(mo)齒,這(zhe)樣即時在很高轉速時也(ye)能(neng)使齒輪(lun)(lun)嚙合(he)(he)噪音控制在73分貝以下,這(zhe)些基(ji)礎經驗是(shi)巢湖市眾鑫(xin)機(ji)械設備有(you)限公(gong)司團隊二十年如一(yi)(yi)日的(de)(de)經驗總(zong)結,希望對大(da)(da)(da)家有(you)所幫助(zhu)。


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