1 Isingeniso
Uhlelo lwe-FANUC lungenye yezinhlelo zokulawula ezisetshenziswa kakhuluAmathuluzi omshini we-CNC, futhi imiyalo yayo yokulawula ihlukaniswe yaba imiyalo yomjikelezo owodwa kanye nemiyalo yomjikelezo eminingi.
2 imibono yokuhlela
Ingqikithi yohlelo ukuthola izici ze-trajectory yethuluzi, futhi uqaphele izitatimende eziphindaphindiwe ohlelweni ngokusebenzisa i-algorithm yezibalo. Ngokwezici zengxenye engenhla, sithola ukuthi inani le-X lokuxhumanisa liyehla kancane kancane. Ngakho-ke, ungasebenzisa uhlelo lwe-FANUC ukuze u-X ushintshe inani eligugile, wenze ngendlela oyifisayo umshini wokujikeleza, ulawule ithuluzi isikhathi ngasinye ukusuka ebangeni le-contour lengxenye yethuluzi elinenani elingaguquki, futhi ulicubungule kumjikelezo womshini ngamunye ngaphambi kokuguqulwa futhi bese usebenzisa isimo sohlelo ukuze weqe, ubuyisele Shintsha isitatimende ngokufanele. Ngemva kokuphela komjikelezo wokugaya, nquma i-workpiece ukuze unqume inani lokuqedwa, uguqule imingcele yesinxephezelo sethuluzi, bese weqa ukuze uqedele ukujika.
3 Khetha kahle lapho uqala khona umjikelezo
Lapho uhlelo lomjikelezo luphela, ithuluzi libuyela ngokuzenzakalelayo endaweni yokuqala yokwenziwa kohlelo lomjikelezo ekupheleni komjikelezo. Ngakho-ke, kuyadingeka ukuqinisekisa ukuthi ithuluzi libuyela ngokuphepha endaweni yokuqala ekupheleni komjikelezo. Uma umyalo womjikelezo uhleliwe, kulula ukuwusebenzisa futhi ubhekane nezingozi ezingase zibe khona ezidala izinkinga ezinkulu. Yebo, ukuphepha akunakuqinisekiswa. Indawo yokuqala isethwe kude kakhulu ne-workpiece, okuholela endleleni yamathuluzi ende nengenalutho. kuthinte ukusebenza kahle kokucubungula. Ingabe kuphephile ukubuyela ekuqaleni komjikelezo, ukuqala kohlelo lomjikelezo, indawo yethuluzi ekupheleni komugqa wokugcina wenqubo yokuqeda, ukuma kwe-workpiece ekupheleni komjikelezo, ukuma kwe isibambi samathuluzi nezinye izindawo zokukhweza ithuluzi. Kunoma yikuphi, ekugcineni kungenzeka ukuqinisekisa ukuthi umjikelezo awuphazamisi ukuhlehla okusheshayo ngokushintsha indawo yokuqala yohlelo lomjikelezo. Ungasebenzisa indlela yokubala yezibalo, isofthiwe ye-CAD ukuze ubuze indlela yokuxhumanisa iphuzu eliyisisekelo ukuze unqume indawo yokuqala enengqondo nephephile yomjikelezo, noma esigabeni sokususa iphutha sohlelo, sebenzisa ukusebenza kwesigaba esisodwa kanye nokudla okunezinga eliphansi, zama. ukusika, futhi ulungise uhlelo iphoyinti lokuqala izixhumanisi isinyathelo ngesinyathelo. Khomba indawo yokuqala ephephe ngokufanele. Ngemuva kokucabangela lezi zici ezingenhla, kuyadingeka ukunquma indawo yokuqala yomjikelezo, futhi ukunakwa okukhethekile kufanele kukhokhwe: uma umshini nokusika kwengezwa ohlelweni lokulinganisa nokulungisa ngaphambi kokucubungula, njengokuthi ithuluzi lomshini ligijimela ku- I-Nth line, i-spindle iyama, futhi uhlelo luyamiswa isikhashana. Ngemva kokulinganisa, hlehlisa uye endaweni efanele. isikhundla, bese ufaka ngesandla noma ngesandla isikhundla eduze kwendawo yokusebenza, yenza ngokuzenzakalelayo umyalo womjikelezo wokuqeda, bese indawo yokuqala yohlelo lomjikelezo iphuzu. Uma ukhetha indawo engalungile, kungase kube khona ukuphazamiseka. Ngaphambi komugqa wohlelo, engeza imiyalelo ukuze ufake ngokushesha indawo ephusile yokuqala yohlelo lweluphu ukuze uqinisekise ukuphepha.
4 Inhlanganisela Enengqondo Yemiyalo Yeluphu
Imvamisa, umyalo wokuqeda we-G70 usetshenziswa ngokuhambisana nemiyalo eqinile ye-G71, G73, G74 ukuze kuqedelwe umshini onzima wocezu lokusebenza. Kodwa-ke, endabeni ye-workpiece enesakhiwo se-concave, isibonelo, uma umyalo womjikelezo we-FANUCTD we-G71 usetshenziselwa ukwenza ama-roughing, ukwenza ama-roughing kwenziwa nge-G71, ngoba umyalo wenza i-roughing ngokuvumelana ne-contour emjikelezweni wokugcina. Isibonelo, sebenzisa umyalo womjikelezo we-G71 wesistimu ye-FANUCTC ukuze wenze imishini enzima, futhi usethe ukujula kwemajini yomkhawulo wokuqedela kube ngaphansi kokujula kwesakhiwo se-concave. Imvume yokunquma ayanele, futhi isiqeshana sokusebenza siyalahlwa.
Ukuze sixazulule le nkinga, singasebenzisa indlela eqinile ye-G71 ne-G73, okungukuthi, siqale sisebenzise umjikelezo we-G71 ukuze sisuse ingxenye enkulu yokusika, bese sisebenzisa umjikelezo we-G73 ukususa isakhiwo se-concave nge-machined edge, futhi ekugcineni sisebenzise. umjikelezo we-G70 ukuze uqedele noma usasebenzisa i-G71 kanye ne-G70 machining, ukujula kwesakhiwo se-concave-convex esishiywe esigabeni sokugwedla kudlula isabelo sokuqeda, ekwenzeni kwe-G70, kusetshenziswa ukushintsha inani lesinxephezelo sobude be-X-direction yethuluzi noma isethi. indlela yesinxephezelo sokugqoka, ngemva kokwenza imishini, isibonelo, ku-G71, setha isibonelelo sokuqeda endaweni engu-X siye ku-3.5, ngemva kokuqeda ukugoqa, setha okokufaka kwenani elihle ethuluzini elihambisanayo X isinxephezelo sokuqondisa (isibonelo, u-0.5 isibonelelo sokuqeda), ithuluzi liyatholwa futhi ligcwaliswe, futhi licutshungulwe ngokomyalo we-G70, yenza ukuqeda kancane, ukusika ukujula okungu-3, ngemva kokuphothula kancane, setha isinxephezelo sesiqondiso se-X sethuluzi elihambisanayo ukuze sibe -0.5 ukuze uthole okokufaka okuhlanganisiwe, shayela ithuluzi futhi, sebenza ngokuya ngomyalo we-G70, khipha
Ukuqeda, ukujula kokusika kungu-0.5. Ukuze ugcine uhlelo lomshini luhambisana, kanye nezigaba zokuqeda nokuqeda, izilungiselelo zethuluzi le-X-direction nazo zibizwa ngokuthi izinombolo zesinxephezelo ezihlukene.
5 CNC lathe programming amakhono
5.1 Ukusetha isimo sokuqala sesistimu ye-CNC ngebhulokhi yokuphepha
Uma ubhala uhlelo, ukuhlelwa kwamabhulokhi okuphepha kubaluleke kakhulu. Ngaphambi kokuqala ithuluzi nokuphotha, ukuze uqinisekise ukuphepha komshini, sicela usethe isimo sokuqala noma sokuqala endaweni yokuqala. Nakuba imishini ye-CNC isethelwe kokuzenzakalelayo ngemva kokufakwa kwamandla, akumele kube khona ithuba lokuthi abahleli bezinhlelo noma o-opharetha bathembele kokuzenzakalelayo kwesistimu ngenxa yoshintsho olulula. Ngakho-ke, lapho ubhala izinhlelo ze-NC, thuthukisa uhlelo oluphephile lokusetha isimo sokuqala sesistimu kanye nemikhuba emihle yokuhlela, engakwazi kuphela ukuqinisekisa ukuphepha okuphelele kwezinhlelo, kodwa futhi isebenze ekulungiseni iphutha, ukuhlola indlela yamathuluzi nokulungiswa kosayizi, njll. Uhlelo kulula kakhulu ukulusebenzisa. Ngesikhathi esifanayo, iphinde ithuthukise ukuphatheka kohlelo, njengoba ingancikile kuzilungiselelo ezizenzakalelayo zamathuluzi athile omshini kanye nezinhlelo ze-CNC. Kuhlelo lwe-FANUC, lapho kwenziwa izingxenye ezinobubanzi obuncane, ibhulokhi yokuphepha ingasethwa njenge: G40G97G99G21.
5.2 Sebenzisa umyalo u-M ngobuchule
Amalebula e-CNC anemiyalo engu-M eminingi, futhi ukusetshenziswa kwale miyalo kuhlobene nezidingo zemisebenzi yomshini. Ukusetshenziswa okulungile nokuhlakaniphile kwale miyalo engu-M, lezi zingxenye zizoletha lula kakhulu. Ngemva kokuqeda i-5-Axis Machining, engeza i-M05 (i-spindle stop rotation) M00 (isitobhi sohlelo); umyalo, osivumela ukuthi silinganise kalula ubukhulu bengxenye ukuze siqinisekise ukunemba komshini wengxenye. Ngaphezu kwalokho, ngemva kokuqedwa kochungechunge, sebenzisa imiyalo ye-M05 ne-M00 ukusiza ukutholwa kwekhwalithi yochungechunge.
5.3 Setha ngokunengqondo indawo yokuqala yomjikelezo
Ngaphambi kokusebenzisa le miyalo yomjikelezo, i-FANUCCNC lathe inemiyalo eminingi yomjikelezo, njengomyalo olula womjikelezo wethini i-G92, umyalo womjikelezo okheniwe ohlanganisiwe G71, G73, G70, umyalo womjikelezo wokusika intambo G92, G76, njll., ithuluzi kufanele liqale libekwe endaweni ukuqala komjikelezo Indawo yokuqala yomjikelezo ayilawuli nje kuphela ibanga lokuphepha lethuluzi elisondela endaweni yokusebenza kanye nokujula kwangempela kokusikwa kokuma roughing kokuqala, kodwa futhi inquma ibanga lokushaywa okungenalutho emjikelezweni. Isiqalo semiyalo ye-G90, G71, G70, G73 ivamise ukusethwa ekhoneni le-workpiece eseduze kakhulu nokuqala kokubi, isiqondiso sika-X ngokuvamile sisethelwa ku-X (ububanzi obumaholoholo), futhi isiqondiso sika-Z ngokuvamile sisethelwa ku-2. -5mm kusuka kucezu lokusebenza. Isiqondiso sokuqala semiyalo yomjikelezo wokusika intambo i-G92 ne-G76 imvamisa isethwe ngaphandle kwendawo yokusebenza. Lapho kwenziwa imicu yangaphandle, isiqondiso sika-X ngokuvamile sisethwa ukuze sithi X (ububanzi bentambo + 2). Lapho kwenziwa imicu yangaphakathi, isiqondiso sika-X ngokuvamile sisethelwa ku-X (ububanzi bentambo -2) futhi isiqondiso sika-Z ngokuvamile sisethwa kuntambo engu-2-5mm.
5.4 Sebenzisa okugugile ngobuchule ukuze uqinisekise ukunemba kobukhulu bezingxenye
Isinxephezelo sethuluzi sihlukaniswe nge-geometric offset kanye ne-wear offset. Ama-offset ejometri anquma indawo yethuluzi ngokuhlobene nomsuka wohlelo, futhi ama-wear offset asetshenziselwa usayizi onembile. Ukuze uvimbele imfucuza lapho kwenziwa izingxenye zemishini ku-CNC lathes, amanani esinxephezelo sokugqoka angafakwa ngaphambi kokwenza izingxenye. Lapho usetha inani lesinxephezelo sengxenye yokuguga, uphawu lwevelu yesinxephezelo sokuguga kufanele lube nemvume ye-Ingxenye ye-CNC. Lapho wenza indandatho yangaphandle, i-pozitive wear offset kufanele isethwe kusengaphambili. Lapho kwenziwa izimbobo, i-negative wear offset kufanele isethwe kusengaphambili. Usayizi we-wear offset kungcono usayizi wesibonelelo sokuqeda.
6 Isiphetho
Ngamafuphi, ngaphambi kokusebenza kwemishini ye-lathe ye-CNC, ukubhalwa kwemiyalelo kuyisisekelo, futhi kuyisihluthulelo sokusebenza kwe-lathe. Kufanele senze umsebenzi omuhle ekubhaleni nasekusebenziseni imiyalelo.
Isikhathi sokuthumela: Aug-09-2022