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在(zai)現(xian)代精密機(ji)械(xie)加工(gong)領(ling)域,球頭車(che)床(chuang)作(zuo)為壹種高精度、高效率(lv)的設備(bei),正日(ri)益(yi)成為航(hang)空航(hang)天(tian)、汽車(che)制造及模具(ju)工(gong)業(ye)等(deng)制造業(ye)的核心(xin)裝備(bei)。它(ta)以(yi)獨特的加工(gong)方式和(he)成型能(neng)力,解決(jue)了(le)傳(chuan)統(tong)車削(xue)工(gong)藝難以(yi)應對的復(fu)雜曲(qu)面(mian)加工(gong)難題(ti),被譽(yu)為精密制造中的“點睛(jing)之(zhi)筆(bi)”。壹(yi)、什(shen)麽是球頭車(che)床(chuang)?是壹種用(yong)於(yu)加(jia)工(gong)球形(xing)或近(jin)似(si)球形(xing)表(biao)面(mian)的數控(kong)車床(chuang)(CNCLathe),其核心(xin)特點是通過(guo)高精度的刀(dao)具(ju)路(lu)徑控制,在回(hui)轉體工(gong)件上(shang)切削出(chu)精確(que)的球面(mian)輪廓(kuo)。與(yu)普通車(che)床主(zhu)要用(yong)於(yu)圓(yuan)柱(zhu)、圓(yuan)錐(zhui)面(mian)加工(gong)不同,球頭車(che)床(chuang)通過(guo)多軸(zhou)聯(lian)動(dong)控制(如X-Z聯(lian)動(dong))或專用(yong)球(qiu)面(mian)成型...
3-27
球面(mian)機(ji)床是壹種用(yong)於(yu)加(jia)工(gong)球面(mian)部(bu)件的機(ji)床設(she)備(bei)。與(yu)普通機(ji)床相(xiang)比,主(zhu)要區別(bie)在於其工(gong)作(zuo)臺能(neng)夠(gou)沿著(zhe)球(qiu)面(mian)軌跡(ji)自(zi)由(you)移動(dong),並(bing)實(shi)現(xian)球(qiu)面(mian)的加工(gong)。實(shi)際(ji)應(ying)用(yong)中(zhong),具(ju)有(you)以(yi)下(xia)幾(ji)個(ge)方(fang)面(mian)的區別(bie)。1.可加工(gong)的工(gong)件類(lei)型不同與(yu)常規(gui)的普通機(ji)床相(xiang)比,球面(mian)機(ji)床能(neng)夠(gou)加工(gong)的球形(xing)工(gong)件非(fei)常廣泛。例(li)如(ru),球形(xing)軸承(cheng)、球形(xing)閥門、球形(xing)接頭等(deng)等(deng)。而普通機(ji)床由(you)於其僅僅在平面(mian)加工(gong)範圍(wei)之(zhi)內,無(wu)法(fa)加工(gong)這(zhe)些(xie)球面(mian)部(bu)件,需(xu)要(yao)使(shi)用(yong)專(zhuan)門(men)的球面(mian)機(ji)床。2.機(ji)床結構(gou)與(yu)用(yong)途不同結構(gou)和(he)普通機(ji)床有(you)很(hen)大的不同,球面(mian)機(ji)床通常由(you)主(zhu)軸、工(gong)作(zuo)臺、支(zhi)架、球(qiu)面(mian)控制系統(tong)等組(zu)成。而普通機(ji)床...
2-7
"壹臺優(you)秀(xiu)的組成(cheng)機(ji)械(xie)設備(bei),在(zai)常常運作(zuo)的全過(guo)程中(zhong),在(zai)所難免碰(peng)到(dao)壹些(xie)常見故障和(he)問題,這(zhe)時(shi)要立(li)即的去處(chu)理,才(cai)可以(yi)對機(ji)器設(she)備(bei)的再次(ci)工(gong)作(zuo)方面(mian)具(ju)有(you)了(le)非(fei)常好的確(que)保(bao)。因而,在(zai)運(yun)作(zuo)全過(guo)程中(zhong),非(fei)常容易(yi)導(dao)致(zhi)機(ji)器設(she)備(bei)常見故障的緣故關鍵(jian)有(you)什(shen)麽(me),下(xia)面(mian)由(you)我(wo)來(lai)給妳(ni)多方(fang)位(wei)的介紹(shao)壹下(xia)吧(ba)!緣(yuan)故壹:小(xiao)型數(shu)控機(ji)床廠家(jia)機(ji)床軸(zhou)承(cheng)的零點部(bu)位上(shang)發生了(le)出(chu)現(xian)異常偏(pian)移,這(zhe)時(shi)便會(hui)導(dao)致(zhi)常見故障難題(ti),尤(you)其是在專用(yong)機(ji)床運(yun)作(zuo)全過(guo)程中(zhong)傳(chuan)出(chu)的噪聲會越來(lai)越大,乃(nai)至(zhi)對滾(gun)動(dong)軸(zhou)承(cheng)導(dao)致(zhi)了(le)非(fei)常大的損壞(huai)。那(na)麼,壹定要開(kai)展(zhan)立(li)即(ji)調(tiao)節(jie),假如損壞比較比較嚴(yan)重(zhong)得話(hua),或(huo)...
2-7
"近(jin)些年(nian),伴(ban)隨著機(ji)械(xie)設備(bei)產(chan)品研發生產(chan)制造的技術(shu)實(shi)力持(chi)續的提升(sheng),在應用(yong)層(ceng)面(mian)比較普遍(bian)。在(zai)其中,在數(shu)控(kong)加工(gong)技術(shu)的基本上(shang),可以(yi)說產(chan)品研發出去(qu)的數控(kong)機(ji)床機(ji)器設(she)備(bei)在(zai)實(shi)際(ji)操(cao)作(zuo)運作(zuo)層(ceng)面(mian)會出(chu)現(xian)許(xu)多的關鍵(jian)點關(guan)鍵點必須註意(yi)到(dao),那(na)樣(yang)才(cai)可以(yi)在關(guan)鍵(jian)點上(shang)有(you)效(xiao)的去掌(zhang)握好,才可以(yi)保(bao)證在工(gong)作(zuo)上會(hui)更為方便快捷的。那(na)麼,必須留(liu)意(yi)什麽關鍵(jian)點呢(ne)?關鍵點壹(yi):操作(zuo)溫(wen)度(du)應當要操(cao)縱(zong)在(zai)0-35度中(zhong)間,防止(zhi)遭受太(tai)陽的立即(ji)直射(she),所(suo)以(yi)說,數(shu)控(kong)小(xiao)型機(ji)床廠家(jia)壹(yi)定(ding)要在運(yun)作(zuo)工(gong)作(zuo)中的全過(guo)程時(shi)要(yao)配置(zhi)相(xiang)對應(ying)的室(shi)內照(zhao)明(ming)機(ji)器設(she)備(bei),那(na)樣(yang)的話(hua)才(cai)可以(yi)在生(sheng)產(chan)加(jia)...
12-13
機(ji)械(xie)行業(ye)中(zhong),有(you)些(xie)數(shu)控(kong)銑床采(cai)用(yong)氣動(dong)換刀(dao)與(yu)夾(jia)緊(jin)的調節(jie)方(fang)式,而氣動(dong)系(xi)統(tong)壹般(ban)由(you)氣源(yuan)、減(jian)壓閥(fa)、油霧器和(he)氣動(dong)換向(xiang)閥(fa)組(zu)成(cheng),氣動(dong)系(xi)統(tong)也是極容(rong)易(yi)出(chu)現(xian)故障的,主(zhu)要氣動(dong)故障壹般(ban)是沒有(you)完(wan)成(cheng)要(yao)求的動作(zuo)或漏(lou)氣。那(na)麽(me),應(ying)該(gai)如(ru)何處理(li)數(shu)控銑床的氣動(dong)故障呢?導(dao)致(zhi)數(shu)控(kong)銑床氣動(dong)系(xi)統(tong)故障的主(zhu)要原因是氣動(dong)元(yuan)件(jian)的密封圈老化,氣管(guan)老化爆(bao)裂,氣路(lu)中積(ji)水(shui)沒(mei)有(you)及(ji)時(shi)排(pai)除,或是空氣過(guo)濾裝(zhuang)置(zhi)堵(du)塞造(zao)成(cheng)壓力下(xia)降。另(ling)外(wai),PMc控制回(hui)路(lu)的繼電器故障也會(hui)造(zao)成(cheng)氣動(dong)系(xi)統(tong)產生(sheng)壹定的故障。數控(kong)銑床氣動(dong)系(xi)統(tong)故障排除(chu)方(fang)法(fa)如下(xia):1、氣缸(gang)損壞(huai):是由(you)於缸(gang)體內混(hun)入...
11-15
數控機(ji)床的精度指標大體(ti)分(fen)為:定位精度和(he)重復(fu)定(ding)位精度;分(fen)辨(bian)率(lv)和(he)脈沖(chong)當(dang)量;分度(du)精度。定(ding)位精度是指數控(kong)機(ji)床工(gong)作(zuo)臺等(deng)移動(dong)部(bu)件的實(shi)際(ji)運(yun)動(dong)位(wei)置與(yu)指令位置(zhi)的--直程度(du),其不壹(yi)致(zhi)的差值(zhi)即為定位誤(wu)差。引起(qi)定(ding)位誤(wu)差(cha)的因素(su)包括伺(si)服系統(tong)、檢測系統(tong)、進(jin)給傳(chuan)動(dong)及(ji)導(dao)軌(gui)誤(wu)差(cha)等(deng)。定位誤差(cha)直接影(ying)響(xiang)加(jia)工(gong)零件(jian)的尺寸精度。重(zhong)復(fu)定(ding)位精度是指在相(xiang)同的操作(zuo)方式和(he)條件(jian)下(xia),多次(ci)完(wan)成(cheng)規(gui)定(ding)操(cao)作(zuo)後得到(dao)結果的壹致(zhi)程度(du)。復(fu)定(ding)位精度:壹(yi)般是呈正態(tai)分布(bu)的偶然性(xing)誤(wu)差(cha),它(ta)會影(ying)響(xiang)批(pi)量加工(gong)零件(jian)的壹致(zhi)性。是壹項非常重量的性能(neng)指標。壹(yi)般(ban)數控機(ji)床的定位(wei)精...
11-15
數控車(che)床(chuang)在(zai)加工(gong)進(jin)程中(zhong)轟(hong)動(dong),會形(xing)成工(gong)件外(wai)表(biao)有(you)顫(chan)紋(wen),返(fan)工(gong)率、廢品率高,伴(ban)有(you)震(zhen)刀(dao)打(da)刀(dao)現(xian)象。振(zhen)蕩不只(zhi)嚴(yan)重(zhong)惡化加工(gong)外(wai)表(biao)質量,並(bing)且還(hai)會(hui)縮短車(che)床及(ji)刀(dao)具(ju)運(yun)用(yong)壽(shou)命(ming)。因而咱(zan)們(men)有(you)必要采(cai)取-些措施(shi)來(lai)減(jian)小(xiao)或(huo)者(zhe)消除(chu)車床發作(zuo)振蕩(dang)。下(xia)面(mian)來(lai)說說(shuo)要引起(qi)數(shu)控車(che)床(chuang)振蕩(dang)問題的原因。產(chan)品切削加(jia)工(gong)進(jin)程中(zhong),數(shu)控車(che)床所發作(zuo)的振蕩(dang)是十(shi)分(fen)雜亂的,引起(qi)振(zhen)蕩的原因是多方(fang)面(mian)的,經剖(pou)析,首(shou)要(yao)有(you)以(yi)下(xia)幾(ji)個(ge)方(fang)面(mian):(1)工(gong)件的外(wai)形(xing)雜亂而裝(zhuang)夾(jia)部(bu)位挑(tiao)選不合(he)適(shi):工(gong)件外(wai)形(xing)結構(gou)不規(gui)矩,沒有(you)好的基準(zhun)面(mian),不方(fang)便(bian)裝(zhuang)夾,工(gong)件夾(jia)不緊(jin),簡(jian)單(dan)在(zai)加(jia)工(gong)時發(fa)作(zuo)松(song)動(dong),隨(sui)菪切削...
10-20
旋風銑床是針對大模(mo)數(shu)蝸(wo)桿(gan)加工(gong)而開(kai)發(fa)的專用(yong)高效數(shu)控(kong)機(ji)床,采(cai)用(yong)旋風銑內包絡(luo)高速(su)成(cheng)型銑削,加(jia)工(gong)效率(lv)較傳(chuan)統(tong)車削(xue)提高5-20倍,且(qie)工(gong)件精度提高2級,可作(zuo)為大模(mo)數(shu)減(jian)速(su)機(ji)蝸(wo)桿(gan)專用(yong)加(jia)工(gong)機(ji)床,由(you)於旋銑單(dan)元(yuan)螺(luo)旋升角可調45°,可以(yi)加工(gong)任(ren)意頭數(shu)的蝸(wo)桿(gan)螺桿(gan)。銑床是針對減(jian)速(su)機(ji)行業(ye)孔(kong)輸(shu)入軸(zhou)輸(shu)入多頭蝸(wo)桿(gan)(3-6頭)、螺(luo)桿(gan)加工(gong)而開(kai)發(fa)的專用(yong)高效數(shu)控(kong)機(ji)床,機(ji)床采(cai)用(yong)外(wai)旋風銑內包絡(luo)高速(su)成(cheng)型銑削外(wai)螺紋(wen),外(wai)銑削頭可加工(gong)任(ren)意頭數(shu)蝸(wo)桿(gan)。數控(kong)銑床是在壹般銑床的基礎上(shang)發(fa)展(zhan)起(qi)來(lai)的,兩者(zhe)的加工(gong)工(gong)藝基本相(xiang)同,結構(gou)也有(you)些(xie)相(xiang)似(si),但(dan)數控(kong)銑...
10-20
旋風銑床是專為單(dan)頭螺(luo)桿(gan)泵、定子(zi)模芯銑削加(jia)工(gong)而設(she)計(ji)的,具(ju)有(you)高穩定(ding)性(xing)、高精度、提高加工(gong)效率(lv)、降低成(cheng)本的特點。是國內螺桿(gan)泵(beng)行業(ye)用(yong)戶所(suo)用(yong)的設備(bei)。可實(shi)現(xian)幹切削,重(zhong)負荷(he)切削,難加(jia)工(gong)材料(liao),超高速(su)切削,能(neng)耗低。下(xia)面(mian)為大家(jia)準(zhun)備(bei)了(le)旋風銑床運(yun)動(dong)形(xing)式的相關(guan)信息(xi),供大家(jia)參(can)考(kao)。開(kai)動(dong)機(ji)床前(qian),應(ying)檢查機(ji)床電氣控(kong)制系統(tong)是否正常、旋風銑頭的制作(zuo)方法(fa)、潤(run)滑系統(tong)是否暢通、油質是否良好、是否按規(gui)定(ding)加(jia)足潤(run)滑油、各操作(zuo)手柄(bing)是否正確(que)、旋風銑、工(gong)件、夾(jia)具(ju)、刀(dao)具(ju)是否牢(lao)固、冷卻(que)液是否充足,然(ran)後開(kai)慢車空轉3-5分鐘(zhong),檢查各(ge)傳(chuan)動(dong)部(bu)件是...
9-14
數控(kong)車(che)床(chuang)的切削效(xiao)率(lv)會受到(dao)人(ren)為因素(su)、環(huan)境因素(su)還(hai)有(you)機(ji)床本身(shen)因素(su)的影(ying)響(xiang)。下(xia)面(mian)我(wo)們來(lai)說說(shuo)眾(zhong)多因素(su)中的切削量和(he)刀(dao)具(ju)對數(shu)控車(che)床加(jia)工(gong)的影(ying)響(xiang)。合(he)理(li)的切削用(yong)量可以(yi)提高CNC數控(kong)車(che)床的效率(lv)。當切削速(su)度(du)提高10倍,進(jin)給速(su)度(du)提高20倍,遠遠超越傳(chuan)統(tong)的切削區後,切削機(ji)理發(fa)生(sheng)了(le)根本的變化。其結果是:單(dan)位(wei)功率(lv)的金(jin)屬切除率(lv)提高了30%~40%,切削力降低了(le)30%,刀(dao)具(ju)的切削壽(shou)命(ming)提高了70%,大幅(fu)度降低了(le)留(liu)在(zai)工(gong)件上(shang)的切削熱,切削振(zhen)動(dong)幾(ji)乎消失;切削加(jia)工(gong)發生(sheng)了本質(zhi)性的飛(fei)躍(yue)。根據(ju)目前(qian)CNC數(shu)控車(che)床的情況(kuang)來(lai)看,增(zeng)加每...
9-14
數(shu)控(kong)螺桿銑床主(zhu)要是利(li)用(yong)銑刀(dao)對工(gong)件進(jin)行各(ge)種表(biao)面(mian)加工(gong)。通常,銑刀(dao)的旋轉運動(dong)是主(zhu)要的運動(dong),而工(gong)件及(ji)銑刀(dao)的運動(dong)是進(jin)給運(yun)動。可加工(gong)平面(mian)、溝槽(cao)、各種曲(qu)面(mian)、齒輪等(deng)。銑床是用(yong)銑刀(dao)加(jia)工(gong)工(gong)件的壹種(zhong)機(ji)床。銑床除(chu)可銑削平面(mian)、溝槽(cao)、輪齒、螺紋(wen)及(ji)花(hua)鍵(jian)軸外(wai),還(hai)可加工(gong)較復(fu)雜的型面(mian),比刨床效率(lv)更(geng)高,廣泛應(ying)用(yong)於(yu)機(ji)械(xie)制造及修(xiu)理(li)部(bu)門。壹(yi)般由(you)以(yi)下(xia)幾(ji)部(bu)分組(zu)成:1.床身(shen):用(yong)於(yu)機(ji)床各(ge)部(bu)件的安(an)裝及(ji)支承(cheng),是銑床的主(zhu)體,內部(bu)有(you)主(zhu)傳(chuan)動(dong)裝(zhuang)置(zhi)、齒輪箱、電器箱。床身(shen)安(an)裝在(zai)銑床底(di)座(zuo)上(shang),底座為銑床底(di)座(zuo),內部(bu)有(you)冷(leng)卻(que)液(ye)等。2.懸梁(liang):安(an)裝於(yu)床身(shen)上...
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