主要從(cong)數(shu)控(kong)車(che)床(chuang)管理、數(shu)控(kong)車(che)床(chuang)操作、裝夾(jia)工件的(de)方法、操作者的(de)責(ze)任和程序輸入(ru)等(deng)方面說明如何避免數(shu)控(kong)車(che)床(chuang)發(fa)生撞機事(shi)故(gu)。
如何防止cnc對撞機?這(zhe)里有簡短的描述(shu)!
從加(jia)工(gong)(gong)(gong)操(cao)(cao)作(zuo)過程(cheng)(cheng)來(lai)(lai)看,數控車(che)床(chuang)(chuang)加(jia)工(gong)(gong)(gong)可(ke)分為(wei)編(bian)程(cheng)(cheng)、刀(dao)(dao)具和自動加(jia)工(gong)(gong)(gong)三大(da)模塊(kuai)。其(qi)中,編(bian)程(cheng)(cheng)和制刀(dao)(dao)是(shi)加(jia)工(gong)(gong)(gong)作(zuo)業的準(zhun)備工(gong)(gong)(gong)作(zuo)。編(bian)程(cheng)(cheng)是(shi)否正確(que),選擇(ze)的切(qie)割量(liang)是(shi)否合理,以(yi)及刀(dao)(dao)參數輸入是(shi)否準(zhun)確(que),將在實際處理中得到(dao)證(zheng)明(ming)。因此,為(wei)了(le)保證(zheng)數控車(che)床(chuang)(chuang)加(jia)工(gong)(gong)(gong)操(cao)(cao)作(zuo)的準(zhun)確(que)性,通常需要進行試(shi)加(jia)工(gong)(gong)(gong)來(lai)(lai)檢查數控車(che)床(chuang)(chuang)自動加(jia)工(gong)(gong)(gong)中是(shi)否存(cun)在問題。在測試(shi)過程(cheng)(cheng)中,嚴格(ge)遵守“三看兩停(ting)”的處理準(zhun)則,可(ke)以(yi)大(da)大(da)減少機床(chuang)(chuang)操(cao)(cao)作(zuo)中的碰撞問題。
三個。
看看這個程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)。數控(kong)深孔鉆床刀具的(de)(de)操作(zuo)受程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)指令的(de)(de)控(kong)制。檢(jian)(jian)查(cha)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)語句(ju)(ju)和(he)(he)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)名(ming),找出(chu)存在的(de)(de)問題(ti)并及時糾正。在檢(jian)(jian)查(cha)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)時,為了避免重(zhong)復(fu)檢(jian)(jian)查(cha)或泄漏檢(jian)(jian)查(cha),應該遵(zun)循(xun)一定的(de)(de)檢(jian)(jian)查(cha)順序(xu)(xu):首先,從程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)名(ming)稱(cheng)開始,因為cnc基本(ben)操作(zuo)的(de)(de)完(wan)成需要大量(liang)的(de)(de)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)指令來控(kong)制。因此(ci),大量(liang)的(de)(de)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)文件也將存儲在單片機(ji)系統中(zhong),程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)名(ming)將被自動調用(yong),特(te)別是(shi)為了注意檢(jian)(jian)查(cha)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)名(ming)的(de)(de)后綴和(he)(he)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)格式;其次,檢(jian)(jian)查(cha)程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)片段。采用(yong)計算機(ji)軟件模(mo)擬(ni)模(mo)擬(ni)的(de)(de)形式,檢(jian)(jian)測(ce)特(te)定程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)語句(ju)(ju)中(zhong)是(shi)否存在錯誤。如果(guo)語句(ju)(ju)編寫的(de)(de)上下邏(luo)輯出(chu)現問題(ti),模(mo)擬(ni)軟件會自動指出(chu)存在的(de)(de)問題(ti),以便程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)員(yuan)能夠(gou)及時進行程(cheng)(cheng)(cheng)(cheng)(cheng)序(xu)(xu)修改。直到操作(zuo)員(yuan)沒(mei)有問題(ti)為止(zhi)。
第(di)二,看工(gong)(gong)件(jian)坐標(biao)(biao)。詳細信息如(ru)機床坐標(biao)(biao)和(he)工(gong)(gong)件(jian)坐標(biao)(biao)的(de)當前工(gong)(gong)具將顯示(shi)在屏幕上。檢查時,要注意將屏幕值(zhi)與實際刀(dao)尖位置進行比較(jiao),以確保兩(liang)者(zhe)之間(jian)的(de)坐標(biao)(biao)值(zhi)能夠一(yi)(yi)(yi)一(yi)(yi)(yi)對應。由于(yu)機床夾具、刀(dao)具磨損等因素的(de)影響,工(gong)(gong)件(jian)的(de)坐標(biao)(biao)往往會(hui)出(chu)現一(yi)(yi)(yi)定(ding)的(de)誤差。如(ru)果誤差超過標(biao)(biao)準范圍,就會(hui)影響機床加工(gong)(gong)的(de)進度,造(zao)成碰撞問題(ti)。因此,通(tong)過控制工(gong)(gong)件(jian)坐標(biao)(biao),可以有效地避免這一(yi)(yi)(yi)問題(ti)。
三,看刀尖(jian)。對(dui)數(shu)控車床進行了加工和(he)切削加工。因此,在檢查機床時,應強調刀尖(jian)。刀尖(jian)使用一段(duan)時間后(hou),會出現磨(mo)損現象。在不影(ying)響機床質(zhi)量的前(qian)提下,機床操作人員應定期調整(zheng)刀具的位(wei)置,防止刀具與工件或卡盤碰撞。此外,還(huan)應根據刀尖(jian)和(he)屏幕的實(shi)際位(wei)置顯示數(shu)據。如果兩者的值有(you)較大誤差,也應停止處理操作,并在關機后(hou)撤回(hui)工具,并重新安裝和(he)調整(zheng)。
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