數控(kong)加工(gong)(gong)(gong)(gong)切(qie)削用量的(de)(de)確定：(1)背(bei)吃(chi)刀量在機床，大型數控(kong)加工(gong)(gong)(gong)(gong)，工(gong)(gong)(gong)(gong)件(jian)和刀具(ju)的(de)(de)剛度允許的(de)(de)情(qing)況(kuang)下(xia)，應盡可能使背(bei)吃(chi)刀量等于(yu)加工(gong)(gong)(gong)(gong)余量，這樣可以減少走刀次數，數控(kong)加工(gong)(gong)(gong)(gong)廠家，提高生產效率。為了(le)保證零件(jian)的(de)(de)加工(gong)(gong)(gong)(gong)精度和表面粗糙度，合肥數控(kong)加工(gong)(gong)(gong)(gong)，應留少量精加工(gong)(gong)(gong)(gong)余量，一般(ban)留0。2-0。5mm。(2)切(qie)削寬度L：一般(ban)L與(yu)刀具(ju)直(zhi)徑(jing)d成(cheng)正比，與(yu)切(qie)削深度成(cheng)反比。數控(kong)加工(gong)(gong)(gong)(gong)中(zhong)，數控(kong)加工(gong)(gong)(gong)(gong)中(zhong)心，一般(ban)L的(de)(de)取(qu)值(zhi)范圍為：L=(0。

數(shu)(shu)控加(jia)(jia)(jia)工(gong)的(de)目(mu)標是實(shi)現高速(su)(su)(su)(su)度、和(he)率加(jia)(jia)(jia)工(gong)。如何保證在(zai)機(ji)床運(yun)動平穩的(de)前(qian)提下，實(shi)現以過(guo)渡(du)過(guo)程時(shi)間1短(duan)為目(mu)標的(de)1優(you)加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)控制規(gui)律，使機(ji)床具有滿足高速(su)(su)(su)(su)加(jia)(jia)(jia)工(gong)要求(qiu)的(de)加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)特(te)性，是加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)研(yan)究的(de)關鍵問(wen)題。目(mu)前(qian)主要應用前(qian)加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)控制技術。加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)控制方法(fa)(fa)(fa)可以歸納為傳(chuan)統加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)和(he)柔性加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)：傳(chuan)統加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)有梯形加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)和(he)指數(shu)(shu)加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)等方法(fa)(fa)(fa)；柔性加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)有三角函數(shu)(shu)加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)、S曲線(xian)加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)和(he)多項式加(jia)(jia)(jia)減(jian)(jian)速(su)(su)(su)(su)法(fa)(fa)(fa)等。

產品(pin)的(de)(de)(de)(de)進(jin)度要(yao)求越來(lai)越嚴格，后續就要(yao)進(jin)行半精(jing)加(jia)(jia)工(gong)(gong)(gong)(gong)和精(jing)加(jia)(jia)工(gong)(gong)(gong)(gong)階(jie)段。3、先面(mian)后孔：在(zai)進(jin)行機械加(jia)(jia)工(gong)(gong)(gong)(gong)的(de)(de)(de)(de)時候，對于(yu)支(zhi)架(jia)這樣的(de)(de)(de)(de)工(gong)(gong)(gong)(gong)件來(lai)說，制(zhi)動器(qi)它既要(yao)進(jin)行平面(mian)加(jia)(jia)工(gong)(gong)(gong)(gong)又要(yao)機械孔加(jia)(jia)工(gong)(gong)(gong)(gong)，為了加(jia)(jia)工(gong)(gong)(gong)(gong)出(chu)來(lai)的(de)(de)(de)(de)孔的(de)(de)(de)(de)精(jing)度誤差(cha)更小(xiao)一(yi)些，先加(jia)(jia)工(gong)(gong)(gong)(gong)平面(mian)后加(jia)(jia)工(gong)(gong)(gong)(gong)孔有利于(yu)減(jian)小(xiao)誤差(cha)。4、光(guang)整加(jia)(jia)工(gong)(gong)(gong)(gong)：這個加(jia)(jia)工(gong)(gong)(gong)(gong)原則大致就是一(yi)些打磨拋光(guang)的(de)(de)(de)(de)加(jia)(jia)工(gong)(gong)(gong)(gong)，它通常是在(zai)產品(pin)全部完(wan)成架(jia)構之后進(jin)行的(de)(de)(de)(de)步驟(zou)。