數控加工的坐標係和返回參考點

    自動車床加工是由程序控製完成的
，所以坐標係的確定與使用非常重要。根據ISO841標準

，數控機床坐標係用右手笛卡兒坐標係作為標準確定。數控車床平行於主軸方向即縱向為Z軸，垂直於主軸方向即橫向為X軸
，刀具遠離工件方向為正向。
    shukongchechuangsuiranjiagongrouxingbiputongchechuangyouyue，dandanjiumouyizhonglingjiandeshengchanxiaolveryan，yuputongchechuanghaicunzaiyidingdechaju。yinci，tigaoshukongchechuangdexiaolvbianchengweiguanjian，erheliyunyongbianchengjiqiao，bianzhigaoxiaolvdejiagongchengxu，duitigaojichuangxiaolvwangwangjuyouyixiangbudaodexiaoguo。
    數控車床有三個坐標係即機械坐標係
、bianchengzuobiaoxihegongjianzuobiaoxi。zidongchechuangjiagongjixiezuobiaoxideyuandianshishengchanchangjiazaizhizaojichuangshidegudingzuobiaoxiyuandian，yechengjixielingdian。tashizaijichuangzhuangpei
、調tiao試shi時shi已yi經jing確que定ding下xia來lai的de，是shi機ji床chuang加jia工gong的de基ji準zhun點dian。在zai使shi用yong中zhong機ji械xie坐zuo標biao係xi是shi由you參can考kao點dian來lai確que定ding的de，機ji床chuang係xi統tong啟qi動dong後hou，進jin行xing返fan回hui參can考kao點dian操cao作zuo
，機ji械xie坐zuo標biao係xi就jiu建jian立li了le。坐zuo標biao係xi一yi經jing建jian立li，隻zhi要yao不bu切qie斷duan電dian源yuan，坐zuo標biao係xi就jiu不bu會hui變bian化hua。編bian程cheng坐zuo標biao係xi是shi編bian程cheng序xu時shi使shi用yong的de坐zuo標biao係xi，一yi般ban把ba我wo們men把baZ軸與工件軸線重合，X軸zhou放fang在zai工gong件jian端duan麵mian上shang。工gong件jian坐zuo標biao係xi是shi機ji床chuang進jin行xing加jia工gong時shi使shi用yong的de坐zuo標biao係xi
，它ta應ying該gai與yu編bian程cheng坐zuo標biao係xi一yi致zhi。能neng否fou讓rang編bian程cheng坐zuo標biao係xi與yu工gong坐zuo標biao係xi一yi致zhi
，使shi操cao作zuo的de關guan鍵jian。東dong莞guan市shi新xin錦jin元yuan電dian子zi元yuan件jian有you限xian公gong司si