1. Intshayelelo
Inkqubo ye-FANUC yenye yeenkqubo zolawulo ezisetyenziswa ngokuqhelekileyoIzixhobo zoomatshini be-CNC, kwaye imiyalelo yayo yolawulo yahlulwe yaba yimiyalelo yomjikelo omnye kunye nemiyalelo yomjikelo omninzi.
Iingcamango ezi-2 zokucwangcisa
Undoqo weprogram kukufumana iimpawu zendlela yesixhobo, kwaye uqaphele iinkcazo eziphindaphindiweyo kwiprogram ngokusebenzisa i-algorithm yemathematika.Ngokwezi mpawu zingentla, sifumanisa ukuba ixabiso lokulungelelanisa u-X liyehla ngokuthe ngcembe.Ke ngoko, ungasebenzisa inkqubo ye-FANUC ukuya kwi-X utshintshe ixabiso lokunxiba, wenze ngokwezifiso umatshini wokujika umjikelo, lawula isixhobo ixesha ngalinye ukusuka kumgama wecontour yesixhobo esinexabiso elimiselweyo, kwaye uyiqhube kumjikelo womatshini ngamnye ngaphambi kokuguqulwa kunye emva koko sebenzisa imeko yenkqubo ukutsiba, buyisela Guqula inkcazo ngokufanelekileyo.Emva kokuba umjikelo we-roughing ugqityiwe, misela i-workpiece ukuze unqume inani lokugqiba, uguqule iiparamitha zembuyekezo yesixhobo, uze ugxume ukugqiba ukujika.
3 Khetha ngokuchanekileyo isiqalo somjikelo
Xa iprogram yomjikelo iphela, isixhobo sibuyela ngokuzenzekelayo kwindawo yokuqala yokwenziwa kweprogram yomjikelo ekupheleni komjikelo.Ngoko ke, kuyimfuneko ukuqinisekisa ukuba isixhobo sibuyela ngokukhuselekileyo kwindawo yokuqala ekupheleni komjikelezo.Xa umyalelo womjikelo ucwangcisiwe, kulula ukuyisebenzisa kwaye ujongane neengozi ezinokubakho zokhuseleko ezibangela iingxaki ezinkulu.Kakade ke, ukhuseleko alunakuqinisekiswa.Indawo yokuqala ibekwe kude kakhulu kwi-workpiece, ebangela indlela yesixhobo eside kunye nengenanto.kuchaphazela ukusebenza kakuhle.Ngaba kukhuselekile ukubuyela ekuqaleni komjikelo, ukuqala kweprogram yomjikelezo, indawo yesixhobo ekupheleni komgca wokugqibela wenkqubo yokugqiba, imilo yomsebenzi ekupheleni komjikelo, imilo isibambi sesixhobo kunye nezinye iindawo zokuxhoma isixhobo.Kwimeko nayiphi na into, ekugqibeleni kunokwenzeka ukuqinisekisa ukuba umjikelo awuphazamisi ukurhoxiswa ngokukhawuleza ngokutshintsha indawo yokuqala yeprogram yomjikelezo.Ungasebenzisa indlela yokubala yemathematika, isoftware yeCAD ukubuza indlela yesiseko yolungelelwaniso lokumisela indawo efanelekileyo nekhuselekileyo yokuqalisa yomjikelo, okanye kwinqanaba lokulungisa ingxaki, sebenzisa inkqubo yenqanaba elinye kunye nokutya okuphantsi, zama. ukusika, kwaye uguqule udweliso lwenkqubo indawo yokuqalisa lulungelelanisa inyathelo ngenyathelo.Chonga indawo yokuqala ekhuselekileyo ngokufanelekileyo.Emva kokuqwalasela le miba ingentla, kuyimfuneko ukugqiba indawo yokuqala yomjikelo, kwaye ingqalelo ekhethekileyo kufuneka ihlawulwe: ukuba i-machining kunye nokusika zongezwa kwiprogram yokulinganisa kunye nokulungiswa kweempazamo ngaphambi kokuba kuqhutywe, njengesixhobo somatshini esiqhubela Umgca we-Nth, i-spindle iyayeka, kwaye inkqubo iyanqunyanyiswa.Emva komlinganiselo, hlehla uye kwindawo efanelekileyo.isikhundla, kwaye emva koko ngesandla okanye ngesandla faka indawo kufuphi nomsebenzi, yenza ngokuzenzekelayo umyalelo womjikelo wokugqiba, kwaye ke isiqalo seprogram yomjikelo ngongoma.Ukuba ukhetha isikhundla esingalunganga, kunokubakho ukuphazamiseka.Ngaphambi komgca weprogram, yongeza imiyalelo yokungena ngokukhawuleza indawo efanelekileyo yokuqala yeprogram ye-loop ukuqinisekisa ukhuseleko.
4 Udibaniso olunengqiqo lweMiyalelo yeLoop
Ngesiqhelo, umyalelo wokugqiba we-G70 usetyenziswa ngokudityaniswa nokurhabaxa kwe-G71, G73, G74 imiyalelo ukugqibezela umatshini orhabaxa womsebenzi.Nangona kunjalo, kwimeko ye-workpiece enesakhiwo se-concave, umzekelo, ukuba inkqubo ye-FANUCTD ye-G71 cycle command isetyenziselwa ukubetha, ukukhwabanisa kwenziwa kunye ne-G71, kuba umyalelo wenza i-roughing ngokuhambelana ne-contour kumjikelo wokugqibela.Umzekelo, sebenzisa umyalelo womjikelo we-G71 wenkqubo ye-FANUCTC ukwenza umatshini orhabaxa, kwaye usete ubunzulu bomda wokugqiba ukuba ube ngaphantsi kobunzulu besakhiwo seconcave.Isibonelelo sokucheba asanelanga, kwaye i-workpiece ichithwa.
Ukusombulula le ngxaki, sinokusebenzisa indlela erhabaxa ye-G71 kunye ne-G73, oko kukuthi, okokuqala sebenzisa umjikelo we-G71 ukususa i-edge yokusika, emva koko usebenzise umjikelo we-G73 ukususa isakhiwo se-concave ngomphetho owenziwe ngomatshini, kwaye ekugqibeleni usebenzise. umjikelo we-G70 ukugqiba okanye usasebenzisa i-G71 kunye ne-G70 machining, ubunzulu besakhiwo se-concave-convex esishiywe kwisigaba sokugqwala sidlula isibonelelo sokugqiba, kwi-G70 machining, sebenzisa ukutshintsha ixabiso lembuyekezo yobude be-X yesixhobo okanye iseti. indlela yembuyekezo yokunxiba, emva komatshini, umzekelo, kwi-G71, misela isibonelelo sokugqiba kwicala le-X ukuya kwi-3.5, emva kokuba u-roughing ugqityiwe, setha igalelo elihle kwisixhobo esihambelanayo sembuyekezo ye-X (umzekelo, i-0.5 yi isibonelelo sokugqiba), isixhobo sifunyanwa kwaye sizaliswe, kwaye siqhutywe ngokomyalelo we-G70, qhuba ukugqiba isiqingatha, ukusika ubunzulu be-3, emva kokugqiba isiqingatha, setha imbuyekezo ye-X yesixhobo esihambelanayo -0.5 kwigalelo eliqokelelweyo, fowunela isixhobo kwakhona, inkqubo ngokomyalelo we-G70, phumeza
Ukugqiba, ubunzulu bokusika yi-0.5.Ukuze kugcinwe inkqubo ye-machining ehambelanayo, kunye nezigaba zokugqiba kunye nokugqiba, izicwangciso ze-X-direction tool nazo zibizwa ngokuba ngamanani embuyekezo ahlukeneyo.
5 CNC lathe programming izakhono
5.1 Ukumisela imeko yokuqala yenkqubo ye-CNC kunye nebhloko yokhuseleko
Xa ubhala inkqubo, ukucwangciswa kweebhloko zokhuseleko kubaluleke kakhulu.Ngaphambi kokuba uqalise isixhobo kunye ne-spindle, ukuze uqinisekise ukhuseleko lomatshini, nceda ubeke isiqalo okanye isimo sokuqala kwibhloko yokuqala.Ngelixa oomatshini be-CNC bamiselwe ukungagqibeki emva kombane, akufuneki kubekho ithuba lokuba abadwelisi benkqubo okanye abaqhubi baxhomekeke kwiinkqubo ezingagqibekanga ngenxa yokulula kotshintsho.Ngoko ke, xa ubhala iinkqubo ze-NC, phuhlisa inkqubo ekhuselekileyo yokubeka imeko yokuqala yenkqubo kunye nemikhwa emihle yeprogram, engenakuqinisekisa kuphela ukhuseleko olupheleleyo lweprogram, kodwa iphinde isebenze ekuhlaziyweni, ukuhlolwa kwendlela yesixhobo kunye nokulungiswa kobungakanani, njl. Inkqubo ilungele ukusetyenziswa.Ngexesha elifanayo, iphinda ikhulise ukuphatheka kweprogram, njengoko ingaxhomekeke kwimimiselo engagqibekanga yezixhobo ezithile zoomatshini kunye neenkqubo ze-CNC.Kwinkqubo ye-FANUC, xa kusenziwa iinxalenye ezinobubanzi obuncinci, ibhloko yokhuseleko inokumiselwa njenge: G40G97G99G21.
5.2 Sebenzisa umyalelo onguM ngobuchule
Iileyile ze-CNC zinemiyalelo emininzi ye-M, kwaye ukusetyenziswa kwale miyalelo kuhambelana neemfuno zemisebenzi yomatshini.Ukusetyenziswa ngokuchanekileyo nangokukrelekrele kwale miyalelo M, la malungu aya kuzisa lula kakhulu.Emva kokugqiba i5-Axis Machining, yongeza i-M05 (i-spindle stop rotating) M00 (inkqubo yokumisa);umyalelo, osivumela ukuba silinganise ngokulula ubungakanani benxalenye ukuqinisekisa ukuchaneka komatshini wenxalenye.Ukongeza, emva kokuba intambo igqityiwe, sebenzisa imiyalelo ye-M05 kunye ne-M00 ukuququzelela ukufumanisa umgangatho wentambo.
5.3 Seta ngokufanelekileyo indawo ekuza kuqalwa kuyo umjikelo
Ngaphambi kokusebenzisa le miyalelo yomjikelo, i-FANUCCNC lathe inemiyalelo emininzi yomjikelo, njengomyalelo olula womjikelo we-Canned G92, umyalelo womjikelo we-Compound G71, G73, G70, umyalelo wokusika umjikelo we-thread G92, G76, njl., isixhobo kufuneka sibekwe kwindawo yokuqala. isiqalo somjikelo Indawo yokuqalwa komjikelo ayilawuli kuphela umgama wokhuseleko wesixhobo esisondela kwindawo yokusebenza kunye nobunzulu bokwenyani bokusikwa kwe-roughing yokuqala, kodwa ikwamisela umgama we-stroke egobileyo kumjikelo.Indawo yokuqala ye-G90, G71, G70, G73 imiyalelo idla ngokusetwa kwikona ye-workpiece ekufutshane nesiqalo sokurhabaxa, ulwalathiso lwe-X lubekwe ngokubanzi ku-X (ububanzi oburhabaxa), kwaye ulwalathiso lwe-Z lubekwe ngokubanzi ku-2. -5mm ukusuka kwisixhobo sokusebenza.Isiqalo somjikelo wemiyalelo yokusika intambo i-G92 kunye ne-G76 ihlala ibekwe ngaphandle kwendawo yokusebenza.Xa kusenziwa imicu yangaphandle, ulwalathiso lwe-X lubekwe ngokubanzi ku-X (ububanzi bomsonto + 2).Xa machining imisonto yangaphakathi, ulwalathiso X ngokuqhelekileyo iseti X (umsonto ububanzi -2) kunye nolwalathiso Z ibekwe ngokubanzi intambo 2-5mm.
5.4 Sebenzisa ukunxiba ngobuchule ukuqinisekisa ukuchaneka komgangatho wamalungu
Imbuyekezo yesixhobo ihlulwe kwi-geometric offset kunye nokugqoka i-offset.Izixhobo zejometri zigqiba indawo yesixhobo ngokunxulumene nemvelaphi yenkqubo, kwaye i-offsets yokunxiba isetyenziselwa ukulinganisa okuchanekileyo.Ukuze kuthintelwe inkunkuma xa kusenziwa iinxalenye zomatshini kwiilathe ze-CNC, amaxabiso embuyekezo anxitywayo anokufakwa phambi komatshini womatshini.Xa useta inxalenye yokunxiba ixabiso lembuyekezo, uphawu lwexabiso lembuyekezo yokunxiba kufuneka lube nesibonelelo seIcandelo le-CNC.Xa usenza umsesane wangaphandle, i-positive wear offset kufuneka icwangciswe kwangaphambili.Xa usenza imingxunya, i-negative wear offset kufuneka icwangciswe kwangaphambili.Ubungakanani be-offset yokugqoka ngokufanelekileyo ubukhulu besibonelelo sokugqiba.
6 Umqukumbelo
Ngamafutshane, ngaphambi kokusebenza komatshini we-CNC, ukubhalwa kwemiyalelo kusisiseko, kwaye sisitshixo sokusebenza kwe-lathe.Kufuneka senze umsebenzi omhle ekubhaleni nasekusetyenzisweni kwemiyalelo.
Ixesha lokuposa: Aug-09-2022