Pazachuma zamakono za CNC m'dziko lathu, ma mota wamba atatu asynchronous motors amagwiritsidwa ntchito kuti akwaniritse masinthidwe othamanga kwambiri kudzera pa ma frequency converter. Ngati palibe kutsitsa kwamakina, torque ya spindle nthawi zambiri imakhala yosakwanira pa liwiro lotsika. Ngati katundu wodulayo ndi wamkulu kwambiri, n'zosavuta kuti mutope. Komabe, zida zina zamakina zili ndi zida zomwe zimathetsa vutoli bwino kwambiri.
1. Chikoka pa kudula kutentha: kudula liwiro, mlingo wa chakudya, kubwerera mmbuyo kuchuluka;
Chikoka pa mphamvu yodula: kuchuluka kwa kudula kumbuyo, kuchuluka kwa chakudya, kudula liwiro;
Chikoka pa kulimba kwa chida: kuthamanga kwachangu, kuchuluka kwa chakudya, kuchuluka kwa kubweza.
2. Pamene kuchuluka kwa kudula kumbuyo kumawirikiza kawiri, mphamvu yodula imawirikiza kawiri;
Pamene chiwerengero cha chakudya chikuwonjezeka kawiri, mphamvu yodula imawonjezeka pafupifupi 70%;
Pamene liwiro lodula likuwirikiza kawiri, mphamvu yodula imachepa pang'onopang'ono;
Mwa kuyankhula kwina, ngati G99 ikugwiritsidwa ntchito ndipo kuthamanga kwachangu kumakhala kokulirapo, mphamvu yodulira sidzasintha kwambiri.
3. Ikhoza kuweruzidwa potengera kutulutsa kwazitsulo zachitsulo ngati mphamvu yodulira ndi kudula kutentha kuli mkati mwazonse.
4. Pamene muyeso weniweniwo unayezedwa ) The R yomwe mudathamangitsira kunja ikhoza kukanda pa malo oyambira.
5.Kutentha koyimiridwa ndi mtundu wazitsulo zachitsulo:
White ndi zosakwana madigiri 200
Yellow 220-240 madigiri
Buluu wakuda 290 madigiri
Blue 320-350 madigiri
Wakuda wofiirira ndi wamkulu kuposa madigiri 500
Red ndi wamkulu kuposa madigiri 800
6.FUNAC OI mtc nthawi zambiri imasinthidwa kukhala lamulo la G:
G69: Chotsani lamulo la G68 rotation coordinate system
G21: Kuyika kwa metric kukula
G25: Kuzindikira kwa kusinthasintha kwa spindle kwachotsedwa
G80: Kuyimitsa kuzungulira kokhazikika
G54: Konzani kusakhazikika kwadongosolo
G18: Kusankhidwa kwa ndege ya ZX
G96 (G97): kuwongolera liwiro lokhazikika
G99: Chakudya pakusintha
G40: Chida chamalipiro amphuno (G41 G42)
G22: Kuzindikira kwa sitiroko kosungidwa kwayatsidwa
G67: Kuyimba kwa pulogalamu ya Macro kwathetsedwa
G64: Ndilo lamulo lopitilira mumayendedwe a Nokia oyambirira. Ntchito yake ndi yozungulira yozungulira ndi kulekerera kwa axial. G64 ndiye lamulo loyambirira la G642 ndi CYCLE832.
G13.1: Polar coordinate interpolation mode yathetsedwa
7. Ulusi wakunja nthawi zambiri ndi 1.3P ndipo ulusi wamkati ndi 1.08P.
8. Kuthamanga kwa ulusi S1200 / ulusi phula * chitetezo factor (nthawi zambiri 0.8).
9. Chida chothandizira nsonga R chiwongola dzanja: chamfering kuchokera pansi mpaka pamwamba: Z=R* (1-tan(a/2)) X=R(1-tan(a/2))*tan(a) Kuchokera kungosintha chithumwa kuchokera kuchotsera mpaka kuphatikizira pamene mukukwera ndi pansi.
10. Nthawi iliyonse chakudya chimawonjezeka ndi 0,05, liwiro lozungulira limachepa ndi 50-80 rpm. Izi zili choncho chifukwa kutsika kwa liwiro lozungulira kumatanthawuza kuti kuvala kwa chida kumachepa, ndipo mphamvu yodulira imakula pang'onopang'ono, motero imapanga kuwonjezeka kwa mphamvu yodula ndi kutentha chifukwa cha kuwonjezeka kwa chakudya. zotsatira.
11. Chikoka cha kudula liwiro ndi kudula mphamvu pa chida n'kofunika. Mphamvu yodula kwambiri ndiyo chifukwa chachikulu cha chidacho kuti chigwe.
Ubale pakati pa kudula liwiro ndi mphamvu yodula: mofulumira kudula liwiro, chakudya chimakhala chosasinthika ndipo mphamvu yodula imachepa pang'onopang'ono. Panthawi imodzimodziyo, mofulumira kudula mofulumira, mofulumira chidacho chimavala, kupangitsa mphamvu yodulira kukhala yaikulu komanso yokulirapo, ndipo kutentha kudzawonjezekanso. Zomwe zili pamwambazi, pamene mphamvu yodulira ndi kupsinjika kwamkati kumakhala kwakukulu kwambiri kuti tsambalo lipirire, tsambalo lidzagwa (ndithudi palinso zifukwa monga kupsinjika maganizo chifukwa cha kusintha kwa kutentha ndi kuchepa kwa kuuma).
12. Pa CNC lathe processing, chidwi chapadera chiyenera kuperekedwa ku mfundo zotsatirazi:
(1) Pakadali pano, ma CNC achuma m'dziko lathu nthawi zambiri amagwiritsa ntchito ma motors atatu asynchronous motors kuti akwaniritse kusintha kosasunthika kudzera paotembenuza pafupipafupi. Ngati palibe kutsitsa kwamakina, torque ya spindle nthawi zambiri imakhala yosakwanira pa liwiro lotsika. Ngati katundu wodulayo ndi wamkulu kwambiri, ndizosavuta kutopa. Komabe, zida zina zamakina zili ndi zida zamagiya kuti zithetse vutoli;
(2) Yesetsani kuti chidacho chimalize kukonza gawo limodzi kapena kusinthana kwa ntchito imodzi. Samalani kwambiri pakutha kwa zigawo zazikulu kuti mupewe kusintha kwa chida pakati kuti muwonetsetse kuti chidacho chikhoza kukonzedwa kamodzi;
(3) Mukatembenuza ulusi ndi CNC lathe, gwiritsani ntchito liwiro lapamwamba momwe mungathere kuti mukwaniritse kupanga kwapamwamba komanso kothandiza;
(4) Gwiritsani ntchito G96 momwe mungathere;
(5) Mfundo yaikulu ya makina othamanga kwambiri ndi kupanga chakudya choposa kuthamanga kwa kutentha kwa kutentha, potero kutulutsa kutentha kwachitsulo ndi tchipisi tachitsulo kuti tilekanitse kutentha kwachitsulo kuchokera ku workpiece kuonetsetsa kuti workpiece sitenthe kapena kutentha. kukwera pang'ono. Choncho, makina othamanga kwambiri ndi kusankha kutentha kwakukulu. Gwirizanitsani liwiro lodulira ndi chakudya chambiri ndikusankha kuchuluka kocheperako;
(6) Samalirani chipukuta misozi cha chida R.
13. Kugwedezeka ndi kugwa kwa zida kumachitika nthawi zambiri potembenuka:
Chifukwa chachikulu cha zonsezi ndi chakuti mphamvu yodulira imawonjezeka ndipo kukhwima kwa chida sikukwanira. Kufupikitsa kwa kutalika kwa chida, kung'onozing'ono kwa mpumulo, kukulirakulira kwa tsamba, kumakhala kolimba kwambiri, komanso mphamvu yodula kwambiri, koma m'lifupi mwa chida cha groove Kukula kwa mphamvu yodula, kumapangitsanso mphamvu yodula. ikhoza kupirira idzawonjezeka moyenerera, koma mphamvu yake yodula idzawonjezekanso. M'malo mwake, wodula groove ang'onoang'ono, mphamvu yochepa yomwe imatha kupirira, koma mphamvu yake yodula idzakhalanso yaying'ono.
14. Zifukwa za kunjenjemera pakutembenuka kwa lathe:
(1) Kutalikirana kwa chida ndiutali kwambiri, zomwe zimachepetsa kulimba;
(2) Kuchuluka kwa chakudya kumachedwa kwambiri, zomwe zimapangitsa kuti mphamvu yodulira ma unit ichuluke ndikupangitsa kugwedezeka kwakukulu. Njirayi ndi: P=F/mmbuyo kudula ndalama*f. P ndiye mphamvu yodulira ma unit ndipo F ndiye mphamvu yodulira. Kuphatikiza apo, liwiro lozungulira ndilothamanga kwambiri. Mpeni nawonso udzanjenjemera;
(3) Chida cha makina sichili cholimba mokwanira, zomwe zikutanthauza kuti chida chodulira chimatha kupirira mphamvu yodulira, koma chida cha makina sichingathe. Kunena mosabisa, chida cha makina sichisuntha. Nthawi zambiri, mabedi atsopano alibe vuto lamtunduwu. Mabedi omwe ali ndi vuto lamtunduwu mwina ndi akale kwambiri. Kapena nthawi zambiri mumakumana ndi opha zida zamakina.
15. Posema chinthu, ndinapeza kuti miyeso inali yabwino poyamba, koma patapita maola angapo ndinapeza kuti miyeso yasintha ndipo miyeso inali yosakhazikika. Chifukwa chingakhale chakuti mipeni yonse inali yatsopano pachiyambi, kotero kuti mphamvu yodulayo inali yochepa kwambiri. Sizikulu kwambiri, koma mutatha kutembenuka kwa nthawi, chidacho chimavala ndipo mphamvu yodulira imawonjezeka, zomwe zimapangitsa kuti ntchitoyo isinthe pa chuck, kotero miyeso nthawi zambiri imakhala yozimitsa komanso yosakhazikika.
16. Mukamagwiritsa ntchito G71, zikhalidwe za P ndi Q sizingathe kupitirira chiwerengero cha ndondomeko ya pulogalamu yonse, mwinamwake alamu idzawonekera: Mtundu wa malamulo a G71-G73 ndi wolakwika, osachepera mu FUANC.
17. Pali mitundu iwiri ya subroutines mu FANUC system:
(1) Manambala atatu oyambirira a P000 0000 amatanthauza kuchuluka kwa mizere, ndipo manambala anayi omalizira ndi nambala ya pulogalamu;
(2) Manambala anayi oyambirira a P0000L000 ndi nambala ya pulogalamu, ndipo manambala atatu pambuyo pa L ndi chiwerengero cha mikombero.
18. Ngati malo oyambira a arc akadali osasinthika ndipo mapeto ake asinthidwa ndi mm kumbali ya Z, malo apansi a arc adzasinthidwa ndi / 2.
19. Pobowola mabowo akuya, chobowola sichimadula poyambira kuti chithandizire kuchotsedwa kwa chip ndi kubowola.
20. Ngati mukugwiritsa ntchito chogwirizira pobowola mabowo, mutha kutembenuza bowolo kuti musinthe kuchuluka kwa dzenje.
21. Pobowola maenje apakati pazitsulo zosapanga dzimbiri kapena zitsulo zosapanga dzimbiri, pakatikati pabowolo kapena pobowola pakati ayenera kukhala ochepa, apo ayi sichidzabowoledwa. Pobowola mabowo ndi cobalt, musagaye poyambira kuti musatseke pobowola pobowola.
22. Malingana ndi ndondomekoyi, pali mitundu itatu yodula: kudula chidutswa chimodzi, kudula zidutswa ziwiri, ndi kudula bari lonse.
23. Pamene ellipse ikuwonekera panthawi ya ulusi, zikhoza kukhala kuti zinthuzo ndi zotayirira. Ingogwiritsani ntchito mpeni wamano kuti muyeretse kangapo.
24. M'makina ena omwe amatha kulowetsa mapulogalamu akuluakulu, mapulogalamu akuluakulu angagwiritsidwe ntchito m'malo mwa subroutine loops. Izi zitha kupulumutsa manambala a pulogalamu ndikupewa zovuta zambiri.
25. Ngati mumagwiritsa ntchito kubowola kuti mubwezeretse dzenjelo, koma dzenjelo liri ndi kutuluka kwakukulu, mungagwiritse ntchito kubowola pansi kuti mutenge dzenjelo, koma kupotoza kuyenera kukhala kochepa kuti muwonjezere kulimba.
26. Ngati mugwiritsa ntchito pobowola mwachindunji pamakina obowola, kuchuluka kwa dzenje kumatha kupatuka. Komabe, ngati mukulitsa dzenje pamakina obowola, kukula kwake sikungasinthe. Mwachitsanzo, ngati mugwiritsa ntchito pobowola 10MM kuti mukulitse dzenje pamakina obowola, kukula kwa dzenje kumakhala kofanana. The kulolerana ndi kuzungulira 3 mawaya.
27. Posema mabowo ang'onoang'ono (kupyolera m'mabowo), yesetsani kupukuta tchipisi mosalekeza ndikuzitulutsa kumchira. Mfundo zazikuluzikulu pakugudubuza tchipisi 1. Malo a mpeni akuyenera kukhala okwera moyenerera. 2. Yoyenera tsamba kupendekera ngodya ndi kuchuluka kwa kudula. Komanso kuchuluka kwa chakudya, kumbukirani kuti mpeni sungakhale wotsika kwambiri apo ayi zikhala zosavuta kuthyola tchipisi. Ngati mbali yachiwiri yokhotakhota ya mpeni ndi yayikulu, tchipisi sizingatsekerezedwe muzitsulo ngakhale tchipisi tasweka. Ngati mbali yachiwiri yopatuka ndi yaying'ono kwambiri, tchipisi timakakamira mu chida tchipisi tasweka. Mzatiyo ndi sachedwa ngozi.
28. Chigawo chachikulu cha mtanda cha chogwiritsira ntchito mu dzenje, sichikhala chochepa kuti chida chigwedezeke. Mukhozanso kumangirira gulu lolimba la mphira pa chogwiritsira ntchito, chifukwa gulu lolimba la mphira limatha kuyamwa kugwedezeka pamlingo wina.
29. Potembenuza mabowo amkuwa, nsonga ya R ya mpeni ikhoza kukhala yokulirapo moyenerera (R0.4-R0.8). Makamaka potembenuza tepi, mbali zachitsulo zingakhale zabwino, koma zigawo zamkuwa zidzakakamira.
Machining Center, CNC mphero chida chida chipukuta misozi
Kwa machitidwe a CNC a malo opangira makina ndi makina a CNC mphero, ntchito zolipirira zida zimaphatikizapo kubweza utali wa chida, kubweza ngodya, kubweza kutalika ndi ntchito zina zolipirira zida.
(1) Chida cha radius compensation (G41, G42, G40) Mtengo wa radius wa chida umasungidwa mu kukumbukira HXX pasadakhale, kumene XX ndi nambala ya kukumbukira. Pambuyo popereka chiwongola dzanja cha radius chida, dongosolo la CNC limawerengera zokha ndikupanga chidacho kuti chibwezere malinga ndi zotsatira zowerengera. Tool radius left compensation (G41) imatanthawuza kuti chidacho chimapatukira kumanzere kwa kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake. mayendedwe a njira yopangira makina. Gwiritsani ntchito G40 kuletsa chiwongola dzanja cha radius ya zida, ndi H00 kuletsa chipukuta misozi.
Chikumbutso chophunzitsira akatswiri a CNC: Chonde samalani mukamagwiritsa ntchito: mukakhazikitsa kapena kuletsa kubweza kwa zida, ndiye kuti, gawo la pulogalamu pogwiritsa ntchito malangizo a G41, G42, ndi G40 liyenera kugwiritsa ntchito malangizo a G00 kapena G01, ndipo G02 kapena G03 sayenera kugwiritsidwa ntchito. Pamene chiwongola dzanja cha radius chida chimatenga mtengo woyipa, Ntchito za G41 ndi G42 zimasinthidwa.
Zida za Xinfa CNC zili ndi mawonekedwe abwino komanso otsika mtengo. Kuti mudziwe zambiri, chonde pitani:
CNC Tools Opanga - China CNC Tools Factory & Suppliers (xinfatools.com)
Pali mitundu iwiri yamalipiro a chiwongola dzanja cha radius: B ntchito ndi C ntchito. Popeza B ntchito chida utali wandalama chipukuta misozi amangochita kuwerengetsera chipukuta misozi kutengera gawo ili la pulogalamuyi, sangathe kuthetsa vuto kusintha pakati pa zigawo pulogalamu ndipo amafuna workpiece contour kuti kukonzedwa kusintha wozungulira. Choncho, workpiece akuthwa ngodya ndi processability osauka, ndi C ntchito chida utali wozungulira chipukuta misozi The chipukuta misozi akhoza basi kusamalira kusamutsa chida pakati trajectory wa zigawo ziwiri pulogalamu, ndipo akhoza inakonzedwa kwathunthu malinga workpiece mizere. Choncho, pafupifupi zipangizo zonse zamakono CNC makina ntchito C ntchito chida utali wozungulira chipukuta misozi. Panthawiyi, pamafunika kuti midadada iwiri yotsatira ya chipika cholipirira chiwongolero cha chida chiyenera kukhala ndi malangizo osamutsidwa (G00, G01, G02, G03, etc.) kufotokoza ndege ya chipukuta misozi, apo ayi chiwongoladzanja cholondola sichingakhazikitsidwe.
(2) Malipiro a Angle (G39) Pamene ndege ziwiri zikudutsa pamtunda wophatikizidwa, kuyenda mopitirira malire ndi kupitirira malire kungachitike, zomwe zimapangitsa kuti pakhale zolakwika za makina. Ngongole compensation (G39) angagwiritsidwe ntchito kuthetsa vutoli. Mukamagwiritsa ntchito lamulo la angle compensation (G39), chonde dziwani kuti lamuloli silili modal ndipo limagwira ntchito mkati mwa block block. Itha kugwiritsidwa ntchito pambuyo pa malamulo a G41 ndi G42.
(3) Tool length offset (G43, G44, G49) Lamulo la kutalika kwa chida (G43, G44) lingagwiritsidwe ntchito kubwezera kusintha kwa kutalika kwa chida nthawi iliyonse popanda kusintha pulogalamuyo. Kuchuluka kwa malipiro kumasungidwa mu kukumbukira kolamulidwa ndi H code. G43 imatanthawuza kuwonjezeredwa kwa chipukuta misozi mu kukumbukira ndi mapeto ogwirizanitsa mtengo wolamulidwa ndi pulogalamuyo, ndipo G44 imatanthauza kuchotsa. Kuletsa kutalika kwa chida, mutha kugwiritsa ntchito lamulo la G49 kapena lamulo la H00. Gawo la pulogalamu N80 G43 Z56 H05 lili pakati. Ngati mtengo mu kukumbukira 05 ndi 16, zikutanthauza kuti mapeto a coordinate mtengo ndi 72mm.
Mtengo wa chipukuta misozi mu kukumbukira akhoza kusungidwa mu kukumbukira pasadakhale ntchito MDI kapena DPL, kapena pulogalamu gawo malangizo G10 P05 R16.0 angagwiritsidwe ntchito kusonyeza kuti chipukuta misozi kuchuluka kukumbukira No. 05 ndi 16mm.
Nthawi yotumiza: Nov-06-2023
