齒輪加工工藝
汽(qi)車(che)齒(chi)輪(lun)一(yi)般(ban)歸(gui)於(yu)大(da)批(pi)量(liang)專(zhuan)業(ye)化(hua)生(sheng)產(chan),圓(yuan)柱(zhu)齒(chi)輪(lun)和(he)錐(zhui)齒(chi)輪(lun)具(ju)有(you)廣(guang)泛(fan)的(de)代(dai)表(biao)性(xing),依(yi)據(ju)不(bu)同(tong)結(jie)構(gou)及(ji)精(jing)度(du)需(xu)要(yao)選(xuan)用(yong)不(bu)同(tong)的(de)工(gong)序(xu)組(zu)合(he)。由(you)於(yu)設(she)備(bei)投(tou)資(zi)大(da),工(gong)藝(yi)方(fang)法(fa)的(de)挑(tiao)選(xuan)一(yi)般(ban)都(dou)充(chong)分(fen)考(kao)慮(lv)已(yi)有(you)資(zi)源(yuan)。
齒chi輪lun加jia工gong過guo程cheng中zhong的de細xi小xiao變bian形xing及ji工gong藝yi穩wen定ding性xing操cao控kong相xiang對dui複fu雜za。毛mao坯pi鍛duan造zao後hou大da多duo要yao選xuan用yong等deng溫wen正zheng火huo,以yi期qi取qu得de良liang好hao的de加jia工gong功gong能neng和he趨qu勢shi變bian形xing的de均jun勻yun金jin相xiang組zu織zhi;關於精度要求不高的低速網柱齒輪可以熱前剃齒而熱後不再加工,徑向剃齒辦法的使用擴大了剃齒使用規模;圓柱齒輪熱後加工有珩齒和磨齒兩種方法,珩齒本錢低但齒形批改才能弱,磨齒精度高而本錢高;選用沿齒高方向的齒頂修緣和沿齒長方向的鼓形齒修形工藝能夠明顯降低齒輪齧合噪聲和進步傳動功能,是被廣泛重視的研討領域。
zhichizhuichilunzhuyaoyongyuchasuqi,youyusududi,jingduyaoqiuxiangduijiaodi,jingduanchixingshizhongyaofazhanfangxiang。luoxuanzhuichilunjiagongjisuanhejichuangtiaozhengzhong,yiwangfeichangfuzahehaoshideshougongcaozuoyibeixiandaizhuanyongruanjianhejisuanjichengxusuoqudai,youxianyuanfenxideyinjinshigongyicanshuguihuagengweilaokaohekuaijie。luoxuanzhuichilunrehoujiagongyouyanchihemochiliangzhong,youyumochidebenqiangao、功(gong)率(lv)低(di)且(qie)有(you)局(ju)限(xian)性(xing)而(er)目(mu)前(qian)大(da)多(duo)選(xuan)用(yong)研(yan)齒(chi),研(yan)齒(chi)幾(ji)何(he)上(shang)的(de)批(pi)改(gai)才(cai)能(neng)很(hen)弱(ruo),因(yin)而(er)螺(luo)旋(xuan)錐(zhui)齒(chi)輪(lun)的(de)從(cong)動(dong)齒(chi)輪(lun)多(duo)選(xuan)用(yong)滲(shen)碳(tan)壓(ya)淬(cui)工(gong)藝(yi)。齒(chi)輪(lun)材(cai)料(liao)及(ji)其(qi)熱(re)處(chu)理(li)技(ji)術(shu)發(fa)展(zhan)是(shi)齒(chi)輪(lun)加(jia)工(gong)中(zhong)對(dui)變(bian)形(xing)操(cao)控(kong)的(de)具(ju)有(you)挑(tiao)戰(zhan)性(xing)的(de)課(ke)題(ti)。
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