機床適用于高速銅公加(jia)工,石磨加(jia)工,精雕等
加工(gong)中心(xin)具有數(shu)控系統、檢(jian)測(ce)裝置(zhi)、驅動(dong)(dong)(dong)裝置(zhi)、機(ji)(ji)床傳動(dong)(dong)(dong)鏈、伺服電動(dong)(dong)(dong)機(ji)(ji)五大要(yao)素,帶有刀(dao)庫(ku)和自動(dong)(dong)(dong)換刀(dao)裝置(zhi),它將數(shu)控銑(xian)床、數(shu)控鏜床、數(shu)控鉆床的功能組(zu)合在一起,功能強大,近(jin)幾年又(you)出現了許(xu)多車削加工(gong)中心(xin),幾乎可完(wan)成(cheng)回轉體(ti)零件(jian)的所有加工(gong)工(gong)序。
CNC立式加工中心主要有主軸箱,換到裝置(機械手),刀庫,工作臺,其他的和普通機床都有,他的加工自由度要看他是幾軸聯動的哈,不過一般都是兩軸半聯動,可以加工5個自由度,立式加工中心主要(yao)加(jia)工(gong)(gong)(gong)平面(mian),曲(qu)面(mian)箱(xiang)體類零件(jian)(jian)。還可(ke)以用來加(jia)工(gong)(gong)(gong)普(pu)通車床難加(jia)工(gong)(gong)(gong)的(de)(de),精度要(yao)求高的(de)(de)零件(jian)(jian),也(ye)可(ke)以加(jia)工(gong)(gong)(gong)復雜(za)的(de)(de)、用數學模型描畫的(de)(de)空間(jian)曲(qu)線和曲(qu)面(mian),這主要(yao)、要(yao)看具體的(de)(de)加(jia)工(gong)(gong)(gong)零件(jian)(jian)的(de)(de)要(yao)求和加(jia)工(gong)(gong)(gong)環境。
CNC立式加工中(zhong)心應該如何選擇:
一、加(jia)工(gong)(gong)(gong)中心主要規(gui)格(ge)的(de)尺(chi)寸應(ying)與工(gong)(gong)(gong)件(jian)的(de)輪廓尺(chi)寸相適應(ying)。即小(xiao)的(de)工(gong)(gong)(gong)件(jian)應(ying)當選(xuan)(xuan)擇小(xiao)規(gui)格(ge)的(de)機床加(jia)工(gong)(gong)(gong),而(er)大(da)的(de)工(gong)(gong)(gong)件(jian)則選(xuan)(xuan)擇大(da)規(gui)格(ge)的(de)機床加(jia)工(gong)(gong)(gong),做到設備的(de)合理使用。
二、加工(gong)中心結構(gou)取決(jue)于機床規(gui)格尺(chi)寸、加工(gong)工(gong)件的重量等因素(su)的影(ying)響。下表(biao)列出(chu)了數(shu)控設(she)備Z常見的重要規(gui)格和(he)性能(neng)指標。
三、加工(gong)(gong)(gong)(gong)中(zhong)心的(de)工(gong)(gong)(gong)(gong)作精(jing)度(du)與工(gong)(gong)(gong)(gong)序要求的(de)加工(gong)(gong)(gong)(gong)精(jing)度(du)相適應。根據零件的(de)加工(gong)(gong)(gong)(gong)精(jing)度(du)要求選(xuan)(xuan)擇機床,如精(jing)度(du)要求低的(de)粗加工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)序,應選(xuan)(xuan)擇精(jing)度(du)低的(de)機床,精(jing)度(du)要求高的(de)精(jing)加工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)序,應選(xuan)(xuan)用(yong)精(jing)度(du)高的(de)機床。
四、機床(chuang)的(de)(de)功率與剛(gang)度(du)以及機動范圍應(ying)與工序的(de)(de)性質和Z合適的(de)(de)切(qie)削(xue)用量相(xiang)適應(ying)。如粗加工工序去除的(de)(de)毛坯(pi)余(yu)量大(da),切(qie)削(xue)余(yu)量選得大(da),就要(yao)求機床(chuang)有大(da)的(de)(de)功率和較好的(de)(de)剛(gang)度(du)。
五、裝夾方便、夾具結構簡單也是選擇數控設備是需要考慮的一個因素。選擇采用臥式數控機床,還是(shi)選(xuan)擇(ze)立(li)式數控(kong)機床,將(jiang)直(zhi)接影響所選(xuan)擇(ze)的(de)夾具的(de)結構和加(jia)工坐(zuo)標系(xi),直(zhi)接關系(xi)到數控(kong)編程的(de)難易程度和數控(kong)加(jia)工的(de)可靠性。
CNC零件加工中心廠(chang)家談談應當(dang)注重的(de)是,在選(xuan)擇(ze)數控(kong)(kong)機(ji)床時應充分利用數控(kong)(kong)設備的(de)功(gong)能,根據需要進(jin)(jin)行合理的(de)開(kai)發(fa),以擴大(da)數控(kong)(kong)機(ji)床的(de)功(gong)能,滿足產品的(de)需要。然后(hou),根據所選(xuan)擇(ze)的(de)數控(kong)(kong)機(ji)床,進(jin)(jin)一(yi)步優(you)化數控(kong)(kong)加(jia)工(gong)方案和工(gong)藝(yi)路線,根據需要適當(dang)調整工(gong)序(xu)的(de)內容。
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