加(jia)(jia)工(gong)(gong)中心(xin)(xin)常按主(zhu)軸在(zai)空間所處(chu)的(de)(de)狀(zhuang)態(tai)分為立式(shi)(shi)(shi)加(jia)(jia)工(gong)(gong)中心(xin)(xin)、臥式(shi)(shi)(shi)加(jia)(jia)工(gong)(gong)中心(xin)(xin)、龍門加(jia)(jia)工(gong)(gong)中心(xin)(xin)、萬(wan)能加(jia)(jia)工(gong)(gong)中心(xin)(xin)。加(jia)(jia)工(gong)(gong)中心(xin)(xin)的(de)(de)主(zhu)軸在(zai)空間處(chu)于垂直狀(zhuang)態(tai)的(de)(de)稱為立式(shi)(shi)(shi)加(jia)(jia)工(gong)(gong)中心(xin)(xin),主(zhu)軸在(zai)空間處(chu)于水平狀(zhuang)態(tai)的(de)(de)稱為臥式(shi)(shi)(shi)加(jia)(jia)工(gong)(gong)中心(xin)(xin)。
立(li)式加工中心(xin):結構形式多為(wei)固定立(li)柱式,工作臺為(wei)長方(fang)形,適合加工盤、套、板類(lei)零(ling)件。立(li)式加工中心(xin)通常(chang)有三個直線運(yun)動坐標,XYZ軸(zhou),還可(ke)以在工作臺上安裝一個第四軸(zhou)A軸(zhou)。
立式加(jia)(jia)工(gong)(gong)中(zhong)心(xin)的(de)(de)優(you)點:裝夾方便,便于操作(zuo),便于觀(guan)察(cha)加(jia)(jia)工(gong)(gong)情況,調(diao)試程序方便,但受(shou)立柱高度(du)和(he)換刀機構的(de)(de)影響,不能加(jia)(jia)工(gong)(gong)太高的(de)(de)零(ling)件(jian)。立式加(jia)(jia)工(gong)(gong)中(zhong)心(xin)結構簡單,占地(di)面積(ji)小,價格較低(di)。
臥(wo)式(shi)加(jia)工(gong)中(zhong)心(xin):通常采用(yong)移動(dong)式(shi)立柱(zhu)(zhu),主(zhu)軸(zhou)箱在兩立柱(zhu)(zhu)之(zhi)間,沿導軌上下移動(dong)。臥(wo)式(shi)加(jia)工(gong)中(zhong)心(xin)通常有三個直線運(yun)動(dong)坐標,面對機(ji)床(chuang),左(zuo)右移動(dong)為X軸(zhou),前后移動(dong)為Z軸(zhou),上下移動(dong)為Y軸(zhou)。臥(wo)式(shi)加(jia)工(gong)中(zhong)心(xin)還可以在工(gong)作臺上安裝一(yi)個第四(si)軸(zhou)A軸(zhou)。可以加(jia)工(gong)螺旋線類、圓柱(zhu)(zhu)凸輪等零件。
臥式(shi)加工(gong)中(zhong)心特點:調試程序和試切(qie)銷時(shi)不(bu)是(shi)很方便觀察,零件裝夾和測量不(bu)方便,但加工(gong)時(shi)排屑(xie)容易。與(yu)立(li)式(shi)加工(gong)中(zhong)心相比臥式(shi)加工(gong)中(zhong)心結構復雜,占地面積大(da),價格較高。
龍門加工(gong)中(zhong)心:其(qi)主軸(zhou)多數為垂直設置,帶有(you)ATC系(xi)統,并(bing)帶有(you)可更換的主軸(zhou)頭(tou)附(fu)件(jian),系(xi)統軟件(jian)功能較多,能一機多用,適合加工(gong)大(da)型零件(jian)。
萬能(neng)(neng)加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心:萬能(neng)(neng)加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心即五面加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心,具有立(li)式(shi)加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心和臥(wo)式(shi)加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心的功能(neng)(neng),工(gong)(gong)(gong)件一次裝夾后,能(neng)(neng)完(wan)成(cheng)除安裝面以外的所(suo)有側(ce)面和頂面的加(jia)(jia)(jia)工(gong)(gong)(gong)。常見的萬能(neng)(neng)加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心有,主軸(zhou)可以旋轉90°,既可以象立(li)式(shi)加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心那樣(yang)工(gong)(gong)(gong)作(zuo)(zuo),也可以象臥(wo)式(shi)加(jia)(jia)(jia)工(gong)(gong)(gong)中(zhong)心那樣(yang)工(gong)(gong)(gong)作(zuo)(zuo)。第二種(zhong)類(lei)型是(shi)主軸(zhou)不改變方向(xiang),工(gong)(gong)(gong)作(zuo)(zuo)臺帶著工(gong)(gong)(gong)件旋轉90°,完(wan)成(cheng)對五個面的加(jia)(jia)(jia)工(gong)(gong)(gong)。
按工(gong)作臺(tai)的(de)數量和功(gong)能(neng)分:有單工(gong)作臺(tai)加工(gong)中(zhong)心(xin)、雙工(gong)作臺(tai)加工(gong)中(zhong)心(xin),和多工(gong)作臺(tai)加工(gong)中(zhong)心(xin)。
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