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CNC加工工序的(de)劃分可以采(cai)用兩種不同原(yuan)則,即工序集中(zhong)原(yuan)則和工序分散原(yuan)則。
cnc加工(gong)(gong)工(gong)(gong)序(xu)(xu)集(ji)中原(yuan)則是指沒道工(gong)(gong)序(xu)(xu)包括盡(jin)可能(neng)多的(de)加工(gong)(gong)內容(rong),從(cong)而使工(gong)(gong)序(xu)(xu)的(de)總數(shu)減少(shao)(shao)。cnc加工(gong)(gong)工(gong)(gong)序(xu)(xu)集(ji)中原(yuan)則適用(yong)(yong)于(yu)在(zai)高(gao)效(xiao)的(de)專用(yong)(yong)設(she)備(bei)和(he)數(shu)控(kong)機床上的(de)工(gong)(gong)件(jian)加工(gong)(gong)。采用(yong)(yong)工(gong)(gong)序(xu)(xu)集(ji)中原(yuan)則的(de)優點是;提高(gao)生產(chan)(chan)效(xiao)率;減少(shao)(shao)工(gong)(gong)序(xu)(xu)的(de)數(shu)目,縮短工(gong)(gong)藝路線,簡化生產(chan)(chan)計劃和(he)生產(chan)(chan)組織工(gong)(gong)作;減少(shao)(shao)基礎數(shu)量、操作工(gong)(gong)人數(shu)和(he)占地面(mian)積;減少(shao)(shao)工(gong)(gong)件(jian)裝夾(jia)次數(shu),不僅保證了個加工(gong)(gong)表面(mian)間(jian)的(de)相(xiang)互位置(zhi)精(jing)度,而且減少(shao)(shao)了夾(jia)具數(shu)量和(he)裝夾(jia)工(gong)(gong)件(jian)的(de)輔助時間(jian)。但是,cnc加工(gong)(gong)設(she)備(bei)和(he)工(gong)(gong)業裝備(bei)投(tou)資大,調整維修比(bi)較麻(ma)煩,生產(chan)(chan)準備(bei)周期較長、不利于(yu)轉產(chan)(chan)。