定結弧形齒(chi)(chi)(chi)條(tiao)(tiao)(tiao)2、溫升是(shi)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)諧波(bo)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)與環境的(de)(de)(de)溫度(du)(du)(du)差,是(shi)由齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)發熱引起(qi)的(de)(de)(de)。溫升是(shi)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)設計及運行(xing)中(zhong)的(de)(de)(de)一項重要(yao)指標(biao),標(biao)志著齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)發熱程度(du)(du)(du),在運行(xing)中(zhong),如齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)溫升突然增(zeng)大,說明(ming)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)有(you)故障,或風道阻塞或負(fu)荷太(tai)重;3、運行(xing)中(zhong)的(de)(de)(de)齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)諧波(bo)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)機(ji)(ji)(ji)(ji)(ji)鐵芯(xin)處在交變磁場中(zhong)會(hui)產(chan)生鐵損,繞組通電(dian)后(hou)會(hui)產(chan)生銅損,還有(you)其它雜散損耗(hao)等,這些都會(hui)使齒(chi)(chi)(chi)輪(lun)(lun)(lun)減(jian)(jian)速(su)機(ji)(ji)(ji)(ji)(ji)溫度(du)(du)(du)升高。齒(chi)(chi)(chi)條(tiao)(tiao)(tiao)的(de)(de)(de)基本(ben)概念齒(chi)(chi)(chi)條(tiao)(tiao)(tiao)也(ye)分直齒(chi)(chi)(chi)齒(chi)(chi)(chi)條(tiao)(tiao)(tiao)和斜齒(chi)(chi)(chi)齒(chi)(chi)(chi)條(tiao)(tiao)(tiao),分別與直齒(chi)(chi)(chi)圓柱齒(chi)(chi)(chi)輪(lun)(lun)(lun)和斜齒(chi)(chi)(chi)圓柱齒(chi)(chi)(chi)輪(lun)(lun)(lun)配對(dui)使用; 齒(chi)(chi)(chi)條(tiao)(tiao)(tiao)的(de)(de)(de)齒(chi)(chi)(chi)廓為直線而非漸開線(對(dui)齒(chi)(chi)(chi)面(mian)而言則為平面(mian)),相當于(yu)分度(du)(du)(du)圓半徑為無(wu)窮大圓柱齒(chi)(chi)(chi)輪(lun)(lun)(lun)。
10、銑(xian)(xian)(xian)削直(zhi)齒條時,為什么可借用(yong)(yong)同(tong)(tong)模數(shu)(shu)(shu)的(de)(de)8號齒輪盤銑(xian)(xian)(xian)刀(dao)?縱向移距法和橫向移距法各(ge)適用(yong)(yong)于(yu)哪種(zhong)場合? 答:因為齒條的(de)(de)齒廓是(shi)直(zhi)線(xian)齒廓,相當于(yu)直(zhi)齒圓柱(zhu)齒輪的(de)(de)齒數(shu)(shu)(shu)趨于(yu)無窮多時的(de)(de)齒廓形狀(zhuang),各(ge)種(zhong)模數(shu)(shu)(shu)的(de)(de)8號銑(xian)(xian)(xian)刀(dao)廓形是(shi)按直(zhi)線(xian)廓形制造的(de)(de),所以(yi)可借用(yong)(yong)同(tong)(tong)模數(shu)(shu)(shu)的(de)(de)8號齒輪銑(xian)(xian)(xian)刀(dao)來銑(xian)(xian)(xian)削直(zhi)齒條縱向移距法一(yi)般用(yong)(yong)來銑(xian)(xian)(xian)削長齒條,橫向移距法一(yi)般用(yong)(yong)來銑(xian)(xian)(xian)削短(duan)齒條。
齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)與齒(chi)(chi)(chi)(chi)(chi)條(tiao)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong),是(shi)常見的一種(zhong)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)方式,目(mu)前常規的齒(chi)(chi)(chi)(chi)(chi)條(tiao)面是(shi)為梯形(xing),與之(zhi)(zhi)匹配的齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)表面牙齒(chi)(chi)(chi)(chi)(chi)也(ye)是(shi)梯形(xing),采用(yong)梯形(xing)的齒(chi)(chi)(chi)(chi)(chi)條(tiao)和齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)在傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)過(guo)程(cheng)中容(rong)易出現(xian)以下問(wen)題 :1、傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)過(guo)程(cheng)中,齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)和齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)嚙(nie)合(he)時(shi)有反(fan)向間(jian)隙 ;2、由(you)于間(jian)隙的存在影響了(le)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)的精度 ;傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)速度慢 ;噪(zao)音大。為了(le)提(ti)高(gao)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)精度,設計出了(le)波(bo)浪形(xing)齒(chi)(chi)(chi)(chi)(chi)條(tiao)用(yong)于替代梯形(xing)齒(chi)(chi)(chi)(chi)(chi)條(tiao),同時(shi)將與之(zhi)(zhi)配套(tao)的齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)牙齒(chi)(chi)(chi)(chi)(chi)也(ye)修改成波(bo)浪形(xing),但是(shi)由(you)于齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)為一整體(ti)鋼(gang)件,在齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)與齒(chi)(chi)(chi)(chi)(chi)條(tiao)的嚙(nie)合(he)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)過(guo)程(cheng)中易出現(xian)偏心抖動(dong)(dong)(dong)(dong),影響了(le)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)進度,不(bu)能做到無縫隙傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong) ;再則由(you)于齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)和齒(chi)(chi)(chi)(chi)(chi)條(tiao)在傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)過(guo)程(cheng)中處于抖動(dong)(dong)(dong)(dong)狀態,使用(yong)噪(zao)聲大。高(gao)精密齒(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)條(tiao)
車(che)削(xue)加(jia)工 為了(le)滿足高(gao)精(jing)度齒(chi)輪(lun)加(jia)工的(de)定位要(yao)求,齒(chi)坯的(de)加(jia)工全部(bu)采用(yong)數控車(che)床(chuang),使(shi)用(yong)機械(xie)夾緊不重(zhong)磨車(che) 刀,實(shi)現了(le)在一(yi)次(ci)裝夾下孔徑、端(duan)面及(ji)外徑加(jia)工同步完成,既保證了(le)內孔與端(duan)面的(de)垂直度要(yao)求,又 保證了(le)大(da)批(pi)量齒(chi)坯生產的(de)尺寸離(li)散小(xiao)從而提高(gao)了(le)齒(chi)坯精(jing)度,確(que)保了(le)后序齒(chi)輪(lun)的(de)加(jia)工質量。
法向節(jie)(jie)距(ju)(Normal Pitch):漸(jian)開線齒(chi)(chi)輪沿特定(ding)斷(duan)面同(tong)一垂線所測節(jie)(jie)距(ju)。塑(su)料(liao)(liao)齒(chi)(chi)輪的(de)(de)介(jie)紹:跟著科學的(de)(de)發展,齒(chi)(chi)輪現(xian)已漸(jian)漸(jian)由金(jin)屬齒(chi)(chi)輪轉變為塑(su)料(liao)(liao)齒(chi)(chi)輪。由于塑(su)料(liao)(liao)齒(chi)(chi)輪更具有潤滑性和(he)耐(nai)磨性。 能夠減小噪音,降(jiang)(jiang)低成(cheng)本,降(jiang)(jiang)低摩擦。常用的(de)(de)塑(su)料(liao)(liao)齒(chi)(chi)輪資料(liao)(liao)有:POM,PTFE,PA,尼(ni)龍(long),PEEK等(deng)。 齒(chi)(chi)輪構(gou)造(zao)規劃(hua)首要(yao)斷(duan)定(ding)齒(chi)(chi)輪的(de)(de)輪緣(yuan)、輪轂及腹板(輪輻)的(de)(de)構(gou)造(zao)方式(shi)(shi)和(he)尺度(du)巨細。構(gou)造(zao)規劃(hua)一般要(yao)思考齒(chi)(chi)輪的(de)(de)幾許尺度(du)、資料(liao)(liao)、運用請(qing)求、技(ji)術性及經濟性等(deng)因素,斷(duan)定(ding)合適的(de)(de)構(gou)造(zao)型式(shi)(shi),再(zai)按規劃(hua)手冊(ce)薦用的(de)(de)經歷數據斷(duan)定(ding)構(gou)造(zao)尺度(du)。
如果工作(zuo)溫(wen)度長(chang)時(shi)間超過材料的(de)工作(zuo)溫(wen)度,則絕緣老化加劇(ju),壽命(ming)大大縮短(duan)因此,在減速(su)器運行過程中,溫(wen)度是生命(ming)的(de)主要因素之一; 2.溫(wen)度上升是齒輪減速(su)器與(yu)環(huan)境之間的(de)溫(wen)差(cha),這是由(you)齒輪減速(su)器的(de)熱量引起(qi)的(de)。
定(ding)結(jie)弧形(xing)(xing)齒(chi)(chi)條(tiao)1、基(ji)(ji)準的(de)選擇齒(chi)(chi)輪(lun)加(jia)(jia)工(gong)(gong)基(ji)(ji)準的(de)選擇常因齒(chi)(chi)輪(lun)的(de)結(jie)構形(xing)(xing)狀不(bu)同而有(you)所差異。帶軸齒(chi)(chi)輪(lun)主要采(cai)用(yong)(yong)(yong)頂(ding)點(dian)孔(kong)定(ding)位(wei);對于空心(xin)軸,則(ze)在(zai)中心(xin)內孔(kong)鉆出后,用(yong)(yong)(yong)兩端(duan)孔(kong)口的(de)斜面定(ding)位(wei);孔(kong)徑(jing)大(da)時則(ze)采(cai)用(yong)(yong)(yong)錐堵。頂(ding)點(dian)定(ding)位(wei)的(de)精度(du)高,且能作(zuo)到基(ji)(ji)準重合(he)(he)和統一。對帶孔(kong)齒(chi)(chi)輪(lun)在(zai)齒(chi)(chi)面加(jia)(jia)工(gong)(gong)時常采(cai)用(yong)(yong)(yong)以(yi)下兩種定(ding)位(wei)、夾緊方(fang)式。1)以(yi)外圓(yuan)(yuan)和端(duan)面定(ding)位(wei)當工(gong)(gong)件和加(jia)(jia)劇心(xin)軸的(de)配合(he)(he)間隙較(jiao)大(da)時,采(cai)用(yong)(yong)(yong)千(qian)分表校(xiao)正外圓(yuan)(yuan)以(yi)確定(ding)中心(xin)的(de)位(wei)置,并以(yi)端(duan)面進行軸向定(ding)位(wei),從另(ling)一端(duan)面夾緊。這種定(ding)位(wei)方(fang)式因每個工(gong)(gong)件都(dou)要校(xiao)正,故生(sheng)產率低;同時對齒(chi)(chi)坯的(de)內、外圓(yuan)(yuan)同軸要求(qiu)高,而對夾具精度(du)要求(qiu)不(bu)高,故適用(yong)(yong)(yong)于單件、小批生(sheng)產。
齒(chi)(chi)(chi)(chi)輪(lun)(lun)的制造材(cai)料(liao)(liao)和(he)熱處理過程對(dui)齒(chi)(chi)(chi)(chi)輪(lun)(lun)的承(cheng)載能(neng)力(li)有(you)重要影響(xiang) 齒(chi)(chi)(chi)(chi)輪(lun)(lun)的制造材(cai)料(liao)(liao)和(he)熱處理過程對(dui)齒(chi)(chi)(chi)(chi)輪(lun)(lun)的承(cheng)載能(neng)力(li)有(you)重要影響(xiang),按硬度,齒(chi)(chi)(chi)(chi)面(mian)可區(qu)分為(wei)軟齒(chi)(chi)(chi)(chi)面(mian)和(he)硬齒(chi)(chi)(chi)(chi)面(mian)兩(liang)種(zhong)軟齒(chi)(chi)(chi)(chi)面(mian)的齒(chi)(chi)(chi)(chi)輪(lun)(lun)承(cheng)載能(neng)力(li)較低,但制造比較容易,跑合性好(hao),多用于傳動(dong)尺寸和(he)重量無嚴(yan)格限制,以及小量生產的一(yi)般機械(xie)中。
定結弧(hu)形(xing)齒(chi)(chi)條(tiao)與(yu)齒(chi)(chi)頂(ding)線(xian)平行(xing)的任一條(tiao)直(zhi)(zhi)線(xian)上具有相(xiang)同的齒(chi)(chi)距和模數。與(yu)齒(chi)(chi)頂(ding)線(xian)平行(xing)且齒(chi)(chi)厚等于齒(chi)(chi)槽寬的直(zhi)(zhi)線(xian)稱為分度線(xian)(中(zhong)線(xian)),它(ta)是計(ji)算齒(chi)(chi)條(tiao)尺(chi)寸的基準(zhun)線(xian)。齒(chi)(chi)條(tiao)參數的選(xuan)擇
螺(luo)(luo)旋弧齒(chi)(chi)錐(zhui)齒(chi)(chi)輪傳(chuan)(chuan)(chuan)動(dong)效率高(gao),傳(chuan)(chuan)(chuan)動(dong)比穩(wen)定,圓弧重疊系(xi)數(shu)大(da)(da),承(cheng)載(zai)能(neng)(neng)力高(gao),傳(chuan)(chuan)(chuan)動(dong)平穩(wen)平順(shun),工作可靠(kao),結構緊湊,節能(neng)(neng)省(sheng)料,節省(sheng)空間,耐(nai)磨損,壽命長,噪音小在(zai)各種(zhong)機(ji)械傳(chuan)(chuan)(chuan)動(dong)中(zhong),以螺(luo)(luo)旋弧齒(chi)(chi)錐(zhui)齒(chi)(chi)輪的傳(chuan)(chuan)(chuan)動(dong)效率為高(gao)螺(luo)(luo)旋傘(san)齒(chi)(chi)輪的切(qie)(qie)削(xue)速(su)度(du)(du)的考慮問題有哪(na)些 螺(luo)(luo)旋傘(san)齒(chi)(chi)輪的切(qie)(qie)削(xue)速(su)度(du)(du)的考慮問題有哪(na)些: 齒(chi)(chi)輪廠家(jia) 1、螺(luo)(luo)旋傘(san)齒(chi)(chi)輪材料越硬(ying),強度(du)(du)越大(da)(da),刨(bao)削(xue)過程中(zhong),切(qie)(qie)削(xue)阻力也大(da)(da),而給刨(bao)削(xue)帶(dai)來(lai)困難,所以,工件的硬(ying)度(du)(du)高(gao),切(qie)(qie)削(xue)速(su)度(du)(du)就(jiu)應(ying)取(qu)得小些。
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