臺兒莊斜(xie)齒(chi)(chi)(chi)(chi)條2.展(zhan)(zhan)(zhan)(zhan)成(cheng)(cheng)法用(yong)(yong)展(zhan)(zhan)(zhan)(zhan)成(cheng)(cheng)法加(jia)工(gong)(gong)齒(chi)(chi)(chi)(chi)輪時(shi),齒(chi)(chi)(chi)(chi)輪表面的(de)漸開線用(yong)(yong)展(zhan)(zhan)(zhan)(zhan)成(cheng)(cheng)法形(xing)成(cheng)(cheng),展(zhan)(zhan)(zhan)(zhan)成(cheng)(cheng)法具有較(jiao)高的(de)生(sheng)產效率和加(jia)工(gong)(gong)精度。齒(chi)(chi)(chi)(chi)輪加(jia)工(gong)(gong)機(ji)床(chuang)絕大(da)多(duo)數采(cai)用(yong)(yong)展(zhan)(zhan)(zhan)(zhan)成(cheng)(cheng)法。19世(shi)紀末,展(zhan)(zhan)(zhan)(zhan)成(cheng)(cheng)切齒(chi)(chi)(chi)(chi)法利用(yong)(yong)這樣的(de)原(yuan)理切齒(chi)(chi)(chi)(chi)的(de)專用(yong)(yong)機(ji)床(chuang)和刀具也相繼出現,隨著生(sheng)產的(de)發展(zhan)(zhan)(zhan)(zhan),齒(chi)(chi)(chi)(chi)輪運轉(zhuan)的(de)平(ping)穩性受(shou)到重(zhong)視(shi)。
軟齒(chi)面(mian)的(de)齒(chi)輪(lun)(lun)承載能力較(jiao)低(di),但制造(zao)比(bi)較(jiao)容易(yi),跑(pao)合性好, 多(duo)用于(yu)傳(chuan)動尺寸和重(zhong)量無嚴格(ge)限制,以及小量生(sheng)產(chan)的(de)一(yi)般機械中因(yin)為(wei)配對的(de)齒(chi)輪(lun)(lun)中,小輪(lun)(lun)負擔較(jiao)重(zhong),因(yin)此為(wei)使大(da)小齒(chi)輪(lun)(lun)工作(zuo)壽(shou)命大(da)致相(xiang)等,小輪(lun)(lun)齒(chi)面(mian)硬度(du)一(yi)般要比(bi)大(da)輪(lun)(lun)的(de)高(gao)。
基準(zhun)齒(chi)條(tiao)(tiao)(Standard Rack):只基圓之(zhi)尺(chi)度,齒(chi)形,全齒(chi)高(gao)(gao),齒(chi)冠高(gao)(gao)及齒(chi)厚等尺(chi)度均符合規范(fan)正(zheng)齒(chi)輪(lun)規范(fan)之(zhi)齒(chi)條(tiao)(tiao),依其規范(fan)齒(chi)輪(lun)規范(fan)所切削出來之(zhi)齒(chi)條(tiao)(tiao)稱(cheng)為基準(zhun)齒(chi)條(tiao)(tiao)。基準(zhun)節(jie)(jie)圓(Standard Pitch Circle):用來決議齒(chi)輪(lun)各(ge)部尺(chi)度基準(zhun)圓。為 齒(chi)數(shu)x模(mo)數(shu)基準(zhun)節(jie)(jie)線(xian)(Standard Pitch Line):齒(chi)條(tiao)(tiao)上一(yi)條(tiao)(tiao)特定節(jie)(jie)線(xian)或(huo)沿此(ci)線(xian)測定之(zhi)齒(chi)厚,為節(jie)(jie)距二分(fen)之(zhi)一(yi)。
齒(chi)(chi)輪(lun)加工(gong)(gong)(gong)工(gong)(gong)(gong)藝,屬(shu)于機械制造領域本產(chan)品(pin)(pin)在工(gong)(gong)(gong)序中車成的(de)(de)(de)齒(chi)(chi)頂(ding)基(ji)(ji)準圓(yuan),為熱后加工(gong)(gong)(gong)提供了(le)(le)一個可靠(kao)的(de)(de)(de)定(ding)位(wei)、夾(jia)(jia)(jia)緊的(de)(de)(de)替(ti)代基(ji)(ji)準,使得工(gong)(gong)(gong)件定(ding)位(wei)、夾(jia)(jia)(jia)緊可靠(kao),且裝(zhuang)(zhuang)夾(jia)(jia)(jia)方便,從而使得齒(chi)(chi)輪(lun)的(de)(de)(de)質(zhi)量(liang)更穩(wen)定(ding),本產(chan)品(pin)(pin)通過(guo)薄膜夾(jia)(jia)(jia)爪直接夾(jia)(jia)(jia)在齒(chi)(chi)頂(ding)基(ji)(ji)準圓(yuan)P上(shang),這種裝(zhuang)(zhuang)夾(jia)(jia)(jia)方式與原來(lai)相比首先是克(ke)服往復軸向作用力的(de)(de)(de)能力明顯增強,減少了(le)(le)定(ding)位(wei)、夾(jia)(jia)(jia)緊過(guo)程中砂輪(lun)粉(fen)末對加工(gong)(gong)(gong)質(zhi)量(liang)的(de)(de)(de)影響,也徹底消除了(le)(le)因全齒(chi)(chi)節圓(yuan)夾(jia)(jia)(jia)具(ju)上(shang)鼓形圓(yuan)柱的(de)(de)(de)磨(mo)損及變形對相關(guan)加工(gong)(gong)(gong)質(zhi)量(liang)的(de)(de)(de)影響,使得齒(chi)(chi)輪(lun)加工(gong)(gong)(gong)質(zhi)量(liang)得到穩(wen)定(ding)。
齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條可(ke)(ke)以根(gen)據(ju)(ju)客戶要求進(jin)行銑削(xue)或者研(yan)磨加工,齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條可(ke)(ke)采(cai)用(yong)(yong)(yong)不(bu)(bu)同的(de)(de)(de)(de)材(cai)質,進(jin)行不(bu)(bu)同的(de)(de)(de)(de)硬化處(chu)理。根(gen)據(ju)(ju)不(bu)(bu)同的(de)(de)(de)(de)承載情況,客戶可(ke)(ke)選擇齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面材(cai)質調(diao)質、感應淬火、激光(guang)淬火等工藝(yi)。標準齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條模數1~12做為工業(ye)的(de)(de)(de)(de)標準規格,不(bu)(bu)管直齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)還是斜(xie)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi),均(jun)為現貨供應。高(gao)精度(du)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條達DIN5和DIN6級精度(du),節(jie)距(ju)誤(wu)差低于0.015毫米/米。廣泛(fan)應用(yong)(yong)(yong)在很(hen)多領域,包括需要定位精度(du)和重復定位精度(du)的(de)(de)(de)(de)驅動軸(zhou)(zhou)(zhou),移動龍門架,搬(ban)運(yun)(yun)(yun)機械手,物(wu)料搬(ban)運(yun)(yun)(yun),自動化,汽車,航空(kong),機器人,數控機床和物(wu)料處(chu)理系統等。齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條傳(chuan)動如(ru)(ru)何(he)消除間隙作行程很(hen)大(da)(da)的(de)(de)(de)(de)大(da)(da)型數控機床通常采(cai)用(yong)(yong)(yong)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條來實現進(jin)給運(yun)(yun)(yun)動。進(jin)給力(li)不(bu)(bu)大(da)(da)時,可(ke)(ke)以采(cai)用(yong)(yong)(yong)類(lei)似于圓柱(zhu)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)傳(chuan)動中(zhong)的(de)(de)(de)(de)雙(shuang)(shuang)薄片齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)結(jie)構,通過錯齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)方法來消除間隙;當(dang)進(jin)給力(li)較大(da)(da)時,通常采(cai)用(yong)(yong)(yong)雙(shuang)(shuang)厚(hou)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)的(de)(de)(de)(de)傳(chuan)動結(jie)構。圖(tu)8-10是雙(shuang)(shuang)厚(hou)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)的(de)(de)(de)(de)傳(chuan)動結(jie)構圖(tu)。進(jin)給運(yun)(yun)(yun)動由軸(zhou)(zhou)(zhou)2輸入,通過兩對(dui)斜(xie)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)將(jiang)運(yun)(yun)(yun)動傳(chuan)給軸(zhou)(zhou)(zhou)1和軸(zhou)(zhou)(zhou)3,然后(hou)由兩個直齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)4和5去傳(chuan)動齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條,帶動工作臺移動。軸(zhou)(zhou)(zhou)2上(shang)面兩個斜(xie)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)的(de)(de)(de)(de)螺旋線(xian)的(de)(de)(de)(de)方向(xiang)相反。如(ru)(ru)果(guo)通過彈簧在軸(zhou)(zhou)(zhou)2上(shang)用(yong)(yong)(yong)一個軸(zhou)(zhou)(zhou)向(xiang)力(li)F,使(shi)斜(xie)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)產(chan)生微量的(de)(de)(de)(de)軸(zhou)(zhou)(zhou)向(xiang)移動,這時軸(zhou)(zhou)(zhou)1和軸(zhou)(zhou)(zhou)3便以相反的(de)(de)(de)(de)方向(xiang)轉過微小的(de)(de)(de)(de)角度(du),使(shi)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)(lun)4和5分別與齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)條的(de)(de)(de)(de)兩齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)面貼緊,消除了間隙。
如許可充沛應(ying)用截面(mian)質(zhi)量,明(ming)顯進(jin)步截面(mian)的抗彎功能齒條別的,因為起(qi)道(dao)器起(qi)道(dao)載荷的添加,底(di)(di)座的底(di)(di)面(mian)積也齒條必需作響應(ying)的添加,故改良后(hou)的機(ji)殼(ke)底(di)(di)座比(bi)原產(chan)物(wu)的寬了20cm。
臺兒莊斜齒條自(zi)動化桁架裝配線:選(xuan)用中等(deng)精度齒條,二次成型插齒工藝,行程25米(mi),定(ding)位誤差小于(yu)0.06mm。
(3) 與齒(chi)頂線平行且齒(chi)厚等于(yu)齒(chi)槽寬的(de)直線稱(cheng)為分(fen)度線(中線),它是計(ji)算齒(chi)條(tiao)尺(chi)寸的(de)基準線齒(chi)條(tiao)是一種齒(chi)分(fen)布于(yu)條(tiao)形體上(shang)的(de)特殊齒(chi)輪。
臺(tai)兒(er)莊斜齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)剃(ti)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)加(jia)工(gong)(gong)(gong)是(shi)根據一(yi)(yi)(yi)對(dui)螺旋(xuan)角(jiao)(jiao)不(bu)等的(de)(de)(de)(de)(de)(de)(de)(de)(de)螺旋(xuan)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)嚙(nie)合(he)(he)(he)的(de)(de)(de)(de)(de)(de)(de)(de)(de)原理(li),剃(ti)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)刀(dao)與(yu)(yu)(yu)被切(qie)(qie)(qie)(qie)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)的(de)(de)(de)(de)(de)(de)(de)(de)(de)軸(zhou)線(xian)(xian)空間交(jiao)叉一(yi)(yi)(yi)個角(jiao)(jiao)度(du)(du)(du),它們的(de)(de)(de)(de)(de)(de)(de)(de)(de)嚙(nie)合(he)(he)(he)為無側(ce)隙雙面(mian)(mian)(mian)嚙(nie)合(he)(he)(he)的(de)(de)(de)(de)(de)(de)(de)(de)(de)自(zi)由(you)展成(cheng)(cheng)運動(dong)(dong)(dong)。在嚙(nie)合(he)(he)(he)傳動(dong)(dong)(dong)中(zhong),由(you)于(yu)軸(zhou)線(xian)(xian)交(jiao)叉角(jiao)(jiao)“φ”的(de)(de)(de)(de)(de)(de)(de)(de)(de)存在,齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)(mian)(mian)間沿(yan)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)向(xiang)產(chan)生相對(dui)滑移,此(ci)滑移速度(du)(du)(du)v切(qie)(qie)(qie)(qie)=(vt2-vt1)即為剃(ti)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)加(jia)工(gong)(gong)(gong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)切(qie)(qie)(qie)(qie)削(xue)速度(du)(du)(du)。剃(ti)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)刀(dao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)(mian)(mian)開槽而形(xing)成(cheng)(cheng)刀(dao)刃,通過(guo)滑移速度(du)(du)(du)將(jiang)(jiang)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)面(mian)(mian)(mian)上(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)加(jia)工(gong)(gong)(gong)余(yu)量切(qie)(qie)(qie)(qie)除。由(you)于(yu)是(shi)雙面(mian)(mian)(mian)嚙(nie)合(he)(he)(he),剃(ti)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)刀(dao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)兩(liang)側(ce)面(mian)(mian)(mian)都能(neng)進行(xing)切(qie)(qie)(qie)(qie)削(xue)加(jia)工(gong)(gong)(gong),但由(you)于(yu)兩(liang)側(ce)面(mian)(mian)(mian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)切(qie)(qie)(qie)(qie)削(xue)角(jiao)(jiao)度(du)(du)(du)不(bu)同,一(yi)(yi)(yi)側(ce)為銳角(jiao)(jiao),切(qie)(qie)(qie)(qie)削(xue)能(neng)力強;另一(yi)(yi)(yi)側(ce)為鈍(dun)角(jiao)(jiao),切(qie)(qie)(qie)(qie)削(xue)能(neng)力弱,以擠壓擦光為主,故對(dui)剃(ti)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)質量有(you)較大影響。為使齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)兩(liang)側(ce)獲得(de)同樣的(de)(de)(de)(de)(de)(de)(de)(de)(de)剃(ti)削(xue)條(tiao)件,則在剃(ti)削(xue)過(guo)程中(zhong),剃(ti)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)刀(dao)做交(jiao)替正反轉運動(dong)(dong)(dong)。滾(gun)(gun)(gun)(gun)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi):滾(gun)(gun)(gun)(gun)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)加(jia)工(gong)(gong)(gong)是(shi)展成(cheng)(cheng)法(fa)原理(li)來(lai)加(jia)工(gong)(gong)(gong)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)。用滾(gun)(gun)(gun)(gun)刀(dao)來(lai)加(jia)工(gong)(gong)(gong)對(dui)輪(lun)(lun)相當于(yu)一(yi)(yi)(yi)對(dui)交(jiao)錯螺旋(xuan)輪(lun)(lun)嚙(nie)合(he)(he)(he)。滾(gun)(gun)(gun)(gun)切(qie)(qie)(qie)(qie)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)屬于(yu)展成(cheng)(cheng)法(fa),可(ke)將(jiang)(jiang)看作無嚙(nie)合(he)(he)(he)間隙的(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)與(yu)(yu)(yu)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)傳動(dong)(dong)(dong)。當滾(gun)(gun)(gun)(gun)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)旋(xuan)轉一(yi)(yi)(yi)周時(shi),相當于(yu)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)在法(fa)向(xiang)移動(dong)(dong)(dong)一(yi)(yi)(yi)個刀(dao)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi),滾(gun)(gun)(gun)(gun)刀(dao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)連續傳動(dong)(dong)(dong),猶如(ru)一(yi)(yi)(yi)根無限長的(de)(de)(de)(de)(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)在連續移動(dong)(dong)(dong)。當滾(gun)(gun)(gun)(gun)刀(dao)與(yu)(yu)(yu)滾(gun)(gun)(gun)(gun)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)坯間嚴格按照齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)于(yu)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)傳動(dong)(dong)(dong)比強制嚙(nie)合(he)(he)(he)傳動(dong)(dong)(dong)時(shi),滾(gun)(gun)(gun)(gun)刀(dao)刀(dao)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)在一(yi)(yi)(yi)系(xi)列位置(zhi)上(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)包(bao)絡線(xian)(xian)就形(xing)成(cheng)(cheng)了工(gong)(gong)(gong)件的(de)(de)(de)(de)(de)(de)(de)(de)(de)漸(jian)開線(xian)(xian)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)形(xing)。隨著滾(gun)(gun)(gun)(gun)刀(dao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)垂直進給,即可(ke)滾(gun)(gun)(gun)(gun)切(qie)(qie)(qie)(qie)出所需的(de)(de)(de)(de)(de)(de)(de)(de)(de)漸(jian)開線(xian)(xian)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)廓(kuo)。齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)條(tiao)講解齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)軸(zhou)的(de)(de)(de)(de)(de)(de)(de)(de)(de)設計應用情況有(you)哪些
這種驅動器又有開環和閉環兩種,后(hou)者可以實(shi)現位置和速度的(de)反饋,不(bu)僅(jin)具(ju)(ju)有更(geng)好的(de)動態(tai)(tai)性能(neng)(neng),還可以實(shi)現C軸功能(neng)(neng);而前者動態(tai)(tai)性能(neng)(neng)稍(shao)差,也不(bu)具(ju)(ju)備(bei)C軸功能(neng)(neng),但價格較為便宜直接(jie)轉(zhuan)矩控制是(shi)繼矢(shi)量控制技術之(zhi)后(hou)發展起來的(de)又一種新型的(de)高(gao)(gao)性能(neng)(neng)交流調(diao)速技術,其控制思(si)想新穎,系統結構簡潔明(ming)了,更(geng)適(shi)合于(yu)高(gao)(gao)速電(dian)主(zhu)軸的(de)驅動,更(geng)能(neng)(neng)滿足高(gao)(gao)速電(dian)主(zhu)軸高(gao)(gao)轉(zhuan)速、寬調(diao)速范圍、高(gao)(gao)速瞬(shun)間準停的(de)動態(tai)(tai)特性和靜態(tai)(tai)特性的(de)要求,已成為交流傳動領域的(de)一個(ge)熱點(dian)技術。
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