
數(shu)控機床與(yu)傳(chuan)統機床相比(bi),具有(you)以(yi)下(xia)優勢(shi)
1、具有高度柔性
在數控機(ji)床(chuang)上加(jia)工(gong)零件,主要取決于加(jia)工(gong)程序,它與普通機(ji)床(chuang)不同,不必制造,更換(huan)許多(duo)模具(ju)、夾(jia)具(ju),不需(xu)要經常(chang)重新調整機(ji)床(chuang)。因此,數控機(ji)床(chuang)適(shi)用(yong)于所加(jia)工(gong)的零件頻繁更換(huan)的場(chang)合,亦即適(shi)合單件,小批量產(chan)品(pin)的生產(chan)及(ji)新產(chan)品(pin)的開發,從而縮(suo)短了(le)生產(chan)準備周期,節(jie)省了(le)大量工(gong)藝裝(zhuang)備的費用(yong)。
2、加工精度高
數(shu)(shu)(shu)(shu)控(kong)(kong)(kong)機(ji)(ji)床(chuang)的加工(gong)精(jing)度一(yi)般可(ke)達0.05—0.1mm,數(shu)(shu)(shu)(shu)控(kong)(kong)(kong)機(ji)(ji)床(chuang)是按數(shu)(shu)(shu)(shu)字信(xin)號形式控(kong)(kong)(kong)制的,數(shu)(shu)(shu)(shu)控(kong)(kong)(kong)裝置(zhi)每輸出一(yi)脈(mo)沖(chong)信(xin)號,則(ze)機(ji)(ji)床(chuang)移(yi)動(dong)部(bu)件移(yi)動(dong)一(yi)具脈(mo)沖(chong)當量(一(yi)般為0.001mm),而且機(ji)(ji)床(chuang)進給(gei)傳動(dong)鏈的反向(xiang)間隙與絲桿螺距平均誤差可(ke)由數(shu)(shu)(shu)(shu)控(kong)(kong)(kong)裝置(zhi)進行曲補償,因(yin)此,數(shu)(shu)(shu)(shu)控(kong)(kong)(kong)機(ji)(ji)床(chuang)定位精(jing)度比較高。
3、加工質量(liang)穩定、可靠
加(jia)工(gong)同(tong)(tong)一(yi)批零(ling)件(jian),在同(tong)(tong)一(yi)機床,在相同(tong)(tong)加(jia)工(gong)條(tiao)件(jian)下,使用(yong)相同(tong)(tong)刀(dao)具(ju)和加(jia)工(gong)程序,刀(dao)具(ju)的走刀(dao)軌跡完全相同(tong)(tong),零(ling)件(jian)的一(yi)致性好,質量穩定。

4、生產率高
數(shu)控(kong)(kong)機(ji)床(chuang)可(ke)(ke)有效地(di)減(jian)少(shao)零件(jian)的(de)(de)加工(gong)(gong)時(shi)間和(he)輔助時(shi)間,數(shu)控(kong)(kong)機(ji)床(chuang)的(de)(de)主軸聲(sheng)速(su)和(he)進(jin)給量的(de)(de)范(fan)圍(wei)大,允(yun)許機(ji)床(chuang)進(jin)行(xing)大切(qie)削(xue)量的(de)(de)強力切(qie)削(xue)。數(shu)控(kong)(kong)機(ji)床(chuang)正(zheng)進(jin)入高(gao)速(su)加工(gong)(gong)時(shi)代,數(shu)控(kong)(kong)機(ji)床(chuang)移動(dong)部(bu)件(jian)的(de)(de)快速(su)移動(dong)和(he)定位(wei)及(ji)高(gao)速(su)切(qie)削(xue)加工(gong)(gong),極大地(di)提(ti)高(gao)了(le)生(sheng)產(chan)率。另(ling)外(wai),與加工(gong)(gong)中心(xin)的(de)(de)刀庫(ku)配合使用,可(ke)(ke)實現在一(yi)臺機(ji)床(chuang)上進(jin)行(xing)多道工(gong)(gong)序的(de)(de)連續加工(gong)(gong),減(jian)少(shao)了(le)半成品(pin)的(de)(de)工(gong)(gong)序間周轉時(shi)間,提(ti)高(gao)了(le)生(sheng)產(chan)率。
5、改善勞動條件
數(shu)控機(ji)床加工(gong)(gong)前是(shi)(shi)經調整好后,輸入程(cheng)序并啟(qi)動(dong),機(ji)床就(jiu)能有自動(dong)連續地進(jin)行加工(gong)(gong),直至加工(gong)(gong)結束。操作(zuo)(zuo)者(zhe)要做的只是(shi)(shi)程(cheng)序的輸入、編輯、零件(jian)裝卸、刀具準備、加工(gong)(gong)狀態的觀測、零件(jian)的檢驗等(deng)工(gong)(gong)作(zuo)(zuo),勞動(dong)強度大降低(di),機(ji)床操作(zuo)(zuo)者(zhe)的勞動(dong)趨于(yu)智力型工(gong)(gong)作(zuo)(zuo)。另外,機(ji)床一(yi)般(ban)是(shi)(shi)結合起來(lai),既清潔,又安(an)全。
6、利用生產管(guan)理現代化
數(shu)控機床的加(jia)(jia)工,可預先精確估計加(jia)(jia)工時間(jian),對所(suo)使(shi)用的刀(dao)具(ju)、夾具(ju)可進行規(gui)范化(hua),現(xian)代(dai)(dai)化(hua)管理,易于實(shi)現(xian)加(jia)(jia)工信息(xi)的標準化(hua),已與(yu)(yu)計算機輔助設計與(yu)(yu)制(zhi)造(zao)(CAD/CAM)有(you)機地結合起來,是現(xian)代(dai)(dai)化(hua)集成(cheng)制(zhi)造(zao)技術的基礎(chu) 。