玉林加工中心夾具生產
發布時間(jian)：2025-02-01 01:06:36
玉林加工中心夾具生產
齒(chi)(chi)輪在機械(xie)設(she)備(bei)中非常(chang)常(chang)見，在齒(chi)(chi)輪加(jia)(jia)工(gong)中會(hui)有(you)一(yi)(yi)定的(de)(de)(de)(de)(de)(de)(de)(de)誤差(cha)，其(qi)制造精(jing)度(du)(du)(du)(du)(du)對整個設(she)備(bei)的(de)(de)(de)(de)(de)(de)(de)(de)工(gong)作性(xing)能、承載能力(li)和(he)(he)使用壽命有(you)很大的(de)(de)(de)(de)(de)(de)(de)(de)影(ying)響。這一(yi)(yi)次，我們就和(he)(he)大家一(yi)(yi)起來了解一(yi)(yi)下，目前齒(chi)(chi)輪的(de)(de)(de)(de)(de)(de)(de)(de)精(jing)度(du)(du)(du)(du)(du)等級(ji)(ji)(ji)是什么？新國標(biao)GB/T10095.1109等同于(yu)ISO1328-11009:1995年，齒(chi)(chi)輪精(jing)度(du)(du)(du)(du)(du)等級(ji)(ji)(ji)分為(wei)13個等級(ji)(ji)(ji)，從0到12，：0、1、目前很難(nan)達(da)到2的(de)(de)(de)(de)(de)(de)(de)(de)加(jia)(jia)工(gong)工(gong)藝水平和(he)(he)測(ce)量方法；3-5級(ji)(ji)(ji)為(wei)高(gao)精(jing)度(du)(du)(du)(du)(du)等級(ji)(ji)(ji)；6-8級(ji)(ji)(ji)為(wei)中等精(jing)度(du)(du)(du)(du)(du)等級(ji)(ji)(ji)；9-12級(ji)(ji)(ji)為(wei)低精(jing)度(du)(du)(du)(du)(du)等級(ji)(ji)(ji)。提(ti)高(gao)齒(chi)(chi)輪工(gong)裝夾(jia)具的(de)(de)(de)(de)(de)(de)(de)(de)制造，使用高(gao)精(jing)度(du)(du)(du)(du)(du)齒(chi)(chi)輪快(kuai)速更換夾(jia)具，提(ti)高(gao)安(an)裝精(jing)度(du)(du)(du)(du)(du)。夾(jia)具的(de)(de)(de)(de)(de)(de)(de)(de)制造和(he)(he)安(an)裝精(jing)度(du)(du)(du)(du)(du)不高(gao)，會(hui)產(chan)生齒(chi)(chi)圈徑向(xiang)跳動和(he)(he)齒(chi)(chi)向(xiang)誤差(cha)。齒(chi)(chi)坯(pi)的(de)(de)(de)(de)(de)(de)(de)(de)安(an)裝精(jing)度(du)(du)(du)(du)(du)也主要取決于(yu)夾(jia)具的(de)(de)(de)(de)(de)(de)(de)(de)制造精(jing)度(du)(du)(du)(du)(du)和(he)(he)安(an)裝精(jing)度(du)(du)(du)(du)(du)。盤式齒(chi)(chi)輪滾(gun)齒(chi)(chi)心軸的(de)(de)(de)(de)(de)(de)(de)(de)設(she)計，定位(wei)外圓(yuan)和(he)(he)定位(wei)端面的(de)(de)(de)(de)(de)(de)(de)(de)跳動小于(yu)0.005mm，定位(wei)外圓(yuan)與(yu)齒(chi)(chi)坯(pi)的(de)(de)(de)(de)(de)(de)(de)(de)配合間隙小于(yu)0.002～0.008mm。
玉林加工中心夾具生產
齒(chi)(chi)輪滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)是根據螺(luo)旋齒(chi)(chi)輪嚙合(he)工(gong)(gong)作原(yuan)理和加(jia)工(gong)(gong)直齒(chi)(chi)和斜(xie)齒(chi)(chi)圓(yuan)柱齒(chi)(chi)輪的(de)選擇(ze)工(gong)(gong)具(ju)。相當于(yu)沒(mei)有齒(chi)(chi)數(shu)少(shao)、螺(luo)旋角大的(de)斜(xie)齒(chi)(chi)輪呈蝸(gua)桿狀。合(he)理有效(xiao)地使(shi)(shi)用(yong)不(bu)同的(de)齒(chi)(chi)輪滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)。1、正確安裝(zhuang)：滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)安裝(zhuang)在(zai)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)齒(chi)(chi)機主軸(zhou)上(shang)，滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)兩端凸(tu)起的(de)徑(jing)向圓(yuan)跳動不(bu)超過0.005mm。及時(shi)跳躍：滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)動齒(chi)(chi)時(shi)，通(tong)常只使(shi)(shi)用(yong)中間(jian)的(de)幾個齒(chi)(chi)來切割工(gong)(gong)件，因此這些(xie)齒(chi)(chi)很(hen)容易磨(mo)(mo)(mo)損。為了使(shi)(shi)每個刀(dao)(dao)齒(chi)(chi)均勻(yun)磨(mo)(mo)(mo)損，延長滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)的(de)使(shi)(shi)用(yong)壽(shou)命(ming)(ming)，在(zai)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)切割一(yi)定(ding)數(shu)量(liang)的(de)齒(chi)(chi)輪后(hou)，可(ke)以(yi)沿滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)軸(zhou)手動或(huo)(huo)電動移動一(yi)個或(huo)(huo)多個齒(chi)(chi)距，以(yi)提高(gao)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)的(de)使(shi)(shi)用(yong)壽(shou)命(ming)(ming)。及時(shi)重(zhong)磨(mo)(mo)(mo)：發現齒(chi)(chi)表(biao)面(mian)(mian)粗糙度大于(yu)ra3.2.2μm，有光斑(ban)，聲音異常，或(huo)(huo)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)齒(chi)(chi)背磨(mo)(mo)(mo)損大于(yu)0.2ー0.5mm，粗齒(chi)(chi)大于(yu)0.8ー1.0mm時(shi)，應重(zhong)磨(mo)(mo)(mo)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)。注意滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)的(de)再磨(mo)(mo)(mo)，使(shi)(shi)刀(dao)(dao)片保持在(zai)基本蝸(gua)桿的(de)螺(luo)旋表(biao)面(mian)(mian)。如(ru)果滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)的(de)再磨(mo)(mo)(mo)不(bu)正確，滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)的(de)原(yuan)始精度就會喪失。滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)的(de)刀(dao)(dao)片磨(mo)(mo)(mo)削應在(zai)專(zhuan)用(yong)輥磨(mo)(mo)(mo)機上(shang)進行。如(ru)果沒(mei)有專(zhuan)用(yong)工(gong)(gong)具(ju)磨(mo)(mo)(mo)床，可(ke)以(yi)在(zai)工(gong)(gong)具(ju)磨(mo)(mo)(mo)床上(shang)安裝(zhuang)專(zhuan)用(yong)夾具(ju)重(zhong)新研磨(mo)(mo)(mo)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)。專(zhuan)用(yong)夾具(ju)使(shi)(shi)滾(gun)(gun)(gun)(gun)(gun)(gun)(gun)刀(dao)(dao)螺(luo)旋運(yun)動，分度精確。小心(xin)不(bu)要徒手磨(mo)(mo)(mo)。
玉林加工中心夾具生產
插齒刀(dao)(dao)安(an)裝(zhuang)(zhuang)后徑向(xiang)與(yu)端(duan)面(mian)(mian)跳(tiao)動(dong)大(da)(da)；安(an)裝(zhuang)(zhuang)時(shi)(shi)檢(jian)查刀(dao)(dao)軸(zhou)(zhou)、刀(dao)(dao)墊(dian)、刀(dao)(dao)具內孔(kong)端(duan)面(mian)(mian)精度(du)(du)(du)(du)，是否有碰(peng)撞，安(an)裝(zhuang)(zhuang)時(shi)(shi)保(bao)持清潔度(du)(du)(du)(du)。齒坯安(an)裝(zhuang)(zhuang)不好(hao):齒坯制造精度(du)(du)(du)(du)不符合工(gong)(gong)(gong)藝(yi)要(yao)求(qiu)，工(gong)(gong)(gong)裝(zhuang)(zhuang)精度(du)(du)(du)(du)喪(sang)失(shi)或設計剛(gang)度(du)(du)(du)(du)不足，工(gong)(gong)(gong)裝(zhuang)(zhuang)安(an)裝(zhuang)(zhuang)時(shi)(shi)清潔度(du)(du)(du)(du)差或有碰(peng)撞毛刺(ci)(ci)；解(jie)決(jue)方案:保(bao)證(zheng)(zheng)齒坯精度(du)(du)(du)(du)，安(an)裝(zhuang)(zhuang)時(shi)(shi)保(bao)證(zheng)(zheng)清潔度(du)(du)(du)(du)，無碰(peng)撞毛刺(ci)(ci)，重新設計工(gong)(gong)(gong)裝(zhuang)(zhuang)或更換(huan)工(gong)(gong)(gong)裝(zhuang)(zhuang)。機床傳動(dong)鏈中的(de)工(gong)(gong)(gong)具主軸(zhou)(zhou)、工(gong)(gong)(gong)作(zuo)(zuo)臺(tai)主軸(zhou)(zhou)等(deng)零件的(de)精度(du)(du)(du)(du)已經喪(sang)失(shi)或磨損，傳動(dong)部件之間(jian)的(de)間(jian)隙(xi)變(bian)大(da)(da)，切割時(shi)(shi)產(chan)生松動(dong)和沖擊；工(gong)(gong)(gong)作(zuo)(zuo)臺(tai)主軸(zhou)(zhou)與(yu)工(gong)(gong)(gong)作(zuo)(zuo)臺(tai)圓錐導軌表面(mian)(mian)接觸(chu)過(guo)(guo)(guo)硬，工(gong)(gong)(gong)作(zuo)(zuo)臺(tai)驅動(dong)沉重，旋轉(zhuan)時(shi)(shi)摩(mo)擦發熱，產(chan)生振動(dong)；或接觸(chu)過(guo)(guo)(guo)松，工(gong)(gong)(gong)作(zuo)(zuo)臺(tai)在運(yun)行(xing)過(guo)(guo)(guo)程(cheng)(cheng)中晃(huang)動(dong)；刀(dao)(dao)架體與(yu)工(gong)(gong)(gong)作(zuo)(zuo)臺(tai)的(de)兩分度(du)(du)(du)(du)蝸桿在運(yun)行(xing)過(guo)(guo)(guo)程(cheng)(cheng)中軸(zhou)(zhou)向(xiang)運(yun)動(dong)過(guo)(guo)(guo)大(da)(da)，或蝸桿與(yu)蝸輪之間(jian)的(de)嚙合間(jian)隙(xi)過(guo)(guo)(guo)大(da)(da)，在運(yun)行(xing)過(guo)(guo)(guo)程(cheng)(cheng)中引起跳(tiao)動(dong)；機床使刀(dao)(dao)機構(gou)工(gong)(gong)(gong)作(zuo)(zuo)異常，插齒刀(dao)(dao)回程(cheng)(cheng)中工(gong)(gong)(gong)件加(jia)工(gong)(gong)(gong)表面(mian)(mian)擦傷。
玉林加工中心夾具生產
端(duan)(duan)面(mian)(mian)驅(qu)(qu)動(dong)(dong)夾(jia)具(ju)(ju)(ju)是安裝(zhuang)在機床(chuang)主(zhu)(zhu)軸(zhou)(zhou)上(shang)的(de)工(gong)(gong)件夾(jia)具(ju)(ju)(ju)，與尾架頂(ding)(ding)部配合使用，負責將(jiang)機床(chuang)主(zhu)(zhu)軸(zhou)(zhou)產生(sheng)的(de)扭矩傳遞到兩個(ge)頂(ding)(ding)部之間(jian)的(de)加工(gong)(gong)工(gong)(gong)件上(shang)。端(duan)(duan)面(mian)(mian)驅(qu)(qu)動(dong)(dong)夾(jia)具(ju)(ju)(ju)與機床(chuang)主(zhu)(zhu)軸(zhou)(zhou)的(de)連接形式多種多樣，常用的(de)有法蘭連接和莫氏錐(zhui)連接。當端(duan)(duan)面(mian)(mian)驅(qu)(qu)動(dong)(dong)夾(jia)具(ju)(ju)(ju)的(de)接口(kou)與機床(chuang)主(zhu)(zhu)軸(zhou)(zhou)的(de)接口(kou)形式不同時，可通(tong)過(guo)(guo)過(guo)(guo)渡法蘭連接。端(duan)(duan)面(mian)(mian)驅(qu)(qu)動(dong)(dong)夾(jia)具(ju)(ju)(ju)包(bao)括(kuo)兩個(ge)重要組成部分：定心頂(ding)(ding)尖和驅(qu)(qu)動(dong)(dong)刃。定心頂(ding)(ding)部對工(gong)(gong)件進行(xing)定心定位；通(tong)過(guo)(guo)吃(chi)入(ru)工(gong)(gong)件端(duan)(duan)面(mian)(mian)，驅(qu)(qu)動(dong)(dong)刃將(jiang)機床(chuang)主(zhu)(zhu)軸(zhou)(zhou)的(de)驅(qu)(qu)動(dong)(dong)力傳遞給工(gong)(gong)件。自20世紀90年代以來(lai)，許多外國汽車(che)齒輪行(xing)業逐漸采用滾(gun)動(dong)(dong)、高效磨(mo)（蝸桿砂輪磨(mo)機）和滾(gun)動(dong)(dong)、剃須(xu)、恒(heng)（內齒圈砂輪恒(heng)速器）工(gong)(gong)藝(yi)取代了原有的(de)滾(gun)動(dong)(dong)、剃須(xu)工(gong)(gong)藝(yi)和滾(gun)動(dong)(dong)、磨(mo)削（展示法磨(mo)齒）工(gong)(gong)藝(yi)。
玉林加工中心夾具生產
公(gong)法線(xian)(xian)長(chang)度(du)誤差(cha)(cha)(cha):滾(gun)齒(chi)(chi)(chi)(chi)采(cai)用(yong)展(zhan)成法原理進行(xing)齒(chi)(chi)(chi)(chi)輪(lun)加工(gong)(gong)(gong)。刀(dao)具(ju)與齒(chi)(chi)(chi)(chi)坯之間(jian)的(de)分(fen)齒(chi)(chi)(chi)(chi)傳動鏈需(xu)要有一(yi)定的(de)傳動比，以保證齒(chi)(chi)(chi)(chi)輪(lun)運動的(de)準確性(xing)。由于傳動鏈由一(yi)系(xi)列元(yuan)件(jian)組成，在制(zhi)造或組裝過程(cheng)中(zhong)存在誤差(cha)(cha)(cha)，必然(ran)會影(ying)響(xiang)傳動鏈的(de)零件(jian)，導致相對運動偏差(cha)(cha)(cha)和齒(chi)(chi)(chi)(chi)輪(lun)精(jing)度(du)降低。公(gong)法線(xian)(xian)長(chang)度(du)主要用(yong)于表(biao)示齒(chi)(chi)(chi)(chi)輪(lun)牙齒(chi)(chi)(chi)(chi)分(fen)布的(de)較(jiao)大誤差(cha)(cha)(cha)，這(zhe)是滾(gun)齒(chi)(chi)(chi)(chi)機工(gong)(gong)(gong)作臺蝸桿副旋(xuan)轉不(bu)均勻造成的(de)。此(ci)外，圓(yuan)形(xing)導軌與分(fen)度(du)渦輪(lun)的(de)不(bu)同軸或圓(yuan)形(xing)導軌磨損，分(fen)齒(chi)(chi)(chi)(chi)掛(gua)輪(lun)過緊或過松，分(fen)齒(chi)(chi)(chi)(chi)掛(gua)輪(lun)齒(chi)(chi)(chi)(chi)面顛簸(bo)，會導致公(gong)法線(xian)(xian)誤差(cha)(cha)(cha)過大。齒(chi)(chi)(chi)(chi)形(xing)誤差(cha)(cha)(cha)：在實際滾(gun)齒(chi)(chi)(chi)(chi)加工(gong)(gong)(gong)中(zhong)，漸(jian)開(kai)線(xian)(xian)齒(chi)(chi)(chi)(chi)形(xing)容(rong)易出現各種誤差(cha)(cha)(cha)，會影(ying)響(xiang)齒(chi)(chi)(chi)(chi)輪(lun)傳動的(de)穩定性(xing)。一(yi)般(ban)來說，在滾(gun)齒(chi)(chi)(chi)(chi)加工(gong)(gong)(gong)中(zhong)，通過齒(chi)(chi)(chi)(chi)坯與滾(gun)刀(dao)之間(jian)的(de)分(fen)齒(chi)(chi)(chi)(chi)來確定漸(jian)開(kai)線(xian)(xian)齒(chi)(chi)(chi)(chi)形(xing)。
玉林加工中心夾具生產
為滿足高(gao)精(jing)(jing)(jing)度(du)(du)(du)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)加(jia)工的(de)(de)(de)(de)(de)要(yao)求，所(suo)有(you)齒(chi)(chi)(chi)(chi)(chi)(chi)坯加(jia)工均(jun)采用(yong)數控車(che)床，采用(yong)機(ji)(ji)械(xie)精(jing)(jing)(jing)密夾具(ju)夾緊(jin)不(bu)重(zhong)磨車(che)刀，完成一(yi)(yi)次夾緊(jin)下孔(kong)徑、端面(mian)(mian)、外徑的(de)(de)(de)(de)(de)同步加(jia)工，既保(bao)(bao)證(zheng)(zheng)了(le)內孔(kong)與(yu)端面(mian)(mian)的(de)(de)(de)(de)(de)垂直度(du)(du)(du)要(yao)求，又保(bao)(bao)證(zheng)(zheng)了(le)大批量(liang)(liang)齒(chi)(chi)(chi)(chi)(chi)(chi)坯生產(chan)的(de)(de)(de)(de)(de)標準(zhun)(zhun)離散小。滾動插齒(chi)(chi)(chi)(chi)(chi)(chi):加(jia)工齒(chi)(chi)(chi)(chi)(chi)(chi)部(bu)使用(yong)的(de)(de)(de)(de)(de)許多(duo)設(she)備仍(reng)采用(yong)普通(tong)滾齒(chi)(chi)(chi)(chi)(chi)(chi)機(ji)(ji)和插齒(chi)(chi)(chi)(chi)(chi)(chi)機(ji)(ji)，配合高(gao)精(jing)(jing)(jing)度(du)(du)(du)滾齒(chi)(chi)(chi)(chi)(chi)(chi)夾具(ju)，對(dui)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)產(chan)品進行粗加(jia)工。這部(bu)分工序需要(yao)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)精(jing)(jing)(jing)密夾具(ju)來提高(gao)精(jing)(jing)(jing)度(du)(du)(du)和效(xiao)(xiao)率。熱(re)處(chu)(chu)理(li)(li)：汽車(che)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)需要(yao)滲碳淬火，以(yi)保(bao)(bao)證(zheng)(zheng)其優異的(de)(de)(de)(de)(de)機(ji)(ji)械(xie)性能。對(dui)于熱(re)后(hou)不(bu)再磨齒(chi)(chi)(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)產(chan)品，穩(wen)(wen)定可靠的(de)(de)(de)(de)(de)熱(re)處(chu)(chu)理(li)(li)設(she)備非常(chang)重(zhong)要(yao)，正火：該(gai)過程(cheng)旨在獲得(de)適合后(hou)續齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)切(qie)割的(de)(de)(de)(de)(de)硬度(du)(du)(du)，為熱(re)處(chu)(chu)理(li)(li)做(zuo)好(hao)準(zhun)(zhun)備，有(you)效(xiao)(xiao)減(jian)少熱(re)處(chu)(chu)理(li)(li)變(bian)形(xing)。齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)鋼一(yi)(yi)般為20crmnti。正火：該(gai)過程(cheng)的(de)(de)(de)(de)(de)目的(de)(de)(de)(de)(de)是(shi)獲得(de)適合后(hou)續齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)切(qie)割的(de)(de)(de)(de)(de)硬度(du)(du)(du)，并(bing)為熱(re)處(chu)(chu)理(li)(li)做(zuo)好(hao)準(zhun)(zhun)備，以(yi)有(you)效(xiao)(xiao)減(jian)少熱(re)處(chu)(chu)理(li)(li)的(de)(de)(de)(de)(de)變(bian)形(xing)。齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)鋼一(yi)(yi)般為20crmnti。實踐(jian)證(zheng)(zheng)明(ming)，等溫正火的(de)(de)(de)(de)(de)應用(yong)有(you)效(xiao)(xiao)地(di)改變(bian)了(le)正火正火的(de)(de)(de)(de)(de)缺(que)陷，產(chan)品質量(liang)(liang)穩(wen)(wen)定可靠。磨齒(chi)(chi)(chi)(chi)(chi)(chi)加(jia)工:主要(yao)對(dui)熱(re)處(chu)(chu)理(li)(li)后(hou)的(de)(de)(de)(de)(de)齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)內孔(kong)、端面(mian)(mian)、軸的(de)(de)(de)(de)(de)外徑進行精(jing)(jing)(jing)加(jia)工，以(yi)達到標準(zhun)(zhun)精(jing)(jing)(jing)度(du)(du)(du)，降低形(xing)位公務。齒(chi)(chi)(chi)(chi)(chi)(chi)輪(lun)(lun)(lun)(lun)加(jia)工采用(yong)高(gao)精(jing)(jing)(jing)度(du)(du)(du)磨齒(chi)(chi)(chi)(chi)(chi)(chi)夾具(ju)夾緊(jin)，可保(bao)(bao)證(zheng)(zheng)齒(chi)(chi)(chi)(chi)(chi)(chi)與(yu)設(she)備基準(zhun)(zhun)的(de)(de)(de)(de)(de)加(jia)工精(jing)(jing)(jing)度(du)(du)(du)，獲得(de)滿意的(de)(de)(de)(de)(de)產(chan)品質量(liang)(liang)。