29 Zidutswa Za Makina CNC Machining Chidziwitso

1. Mu Machining CNC, mfundo zotsatirazi ziyenera kulipidwa mwapadera:

(1) Pakuti panopa chuma CNC lathes mu China, wamba atatu gawo asynchronous Motors ntchito kukwaniritsa stepless liwiro kusintha kudzera inverters. Ngati palibe kutsitsa kwamakina, ma torque a spindle nthawi zambiri amakhala osakwanira pa liwiro lotsika. Ngati katundu wodulayo ndi wamkulu kwambiri, ndizosavuta kuti mukhale odzaza. Galimoto, koma zida zina zamakina zili ndi zida zothana ndi vutoli;

(2) Momwe kungathekere, chidacho chikhoza kumaliza kukonza gawo kapena kusintha kwa ntchito. Pakumaliza kwakukulu, samalani kwambiri popewa kusintha kwa zida pakati kuti muwonetsetse kuti chida chikhoza kumalizidwa mu ntchito imodzi.

(3) Mukamagwiritsa ntchito NC kutembenukira kutembenuza ulusi, gwiritsani ntchito liwiro lalitali momwe mungathere kuti mukwaniritse kupanga kwapamwamba komanso kothandiza;

(4) Gwiritsani ntchito G96 ngati kuli kotheka;

(5) Mfundo yaikulu ya makina othamanga kwambiri ndi kupanga chakudya choposa kuthamanga kwa kutentha kwa kutentha, kotero kuti kutentha kwachitsulo kumatulutsidwa ndi tchipisi tachitsulo kuti tisungunuke kutentha kwachitsulo kuchokera ku workpiece ndikuonetsetsa kuti chogwiriracho sichiwotcha. kapena zochepa. Choncho, makina othamanga kwambiri amasankhidwa pamtunda Kuthamanga kwachangu kumafanana ndi chakudya chambiri pamene mukusankha chakudya chochepa chakumbuyo;

(6) Samalani chipukuta misozi ya chida R.

2. Pamene kuchuluka kwa mpeni wakumbuyo kuwirikiza kawiri, mphamvu yodula imawirikiza kawiri;

Pamene kuchuluka kwa chakudya kuwirikiza kawiri, mphamvu yodula imawonjezeka pafupifupi 70%;

Pamene liwiro lodula likuwirikiza kawiri, mphamvu yodula imachepa pang'onopang'ono;

Mwa kuyankhula kwina, ngati G99 ikugwiritsidwa ntchito, kuthamanga kwachangu kumakhala kokulirapo, ndipo mphamvu yodulira sidzasintha kwambiri.

3. Mphamvu yodula ndi kudula kutentha kumatha kuweruzidwa molingana ndi kutulutsa kwazitsulo zachitsulo.

4. Pamene mtengo weniweni wa mtengo woyezera X ndi m'mimba mwake Y wa chojambulacho ndi chachikulu kuposa 0.8, chida chotembenuza chokhala ndi ngodya yachiwiri yowonongeka ya madigiri 52 (ndiko kuti, chida chotembenuza chokhala ndi tsamba la madigiri 35 ndi mainchesi). deflection angle of 93 degrees) ) The R kuchokera mgalimoto ikhoza kupukuta mpeni poyambira.

5. Kutentha koyimiridwa ndi mtundu wa zitsulo zojambulidwa:

White ndi zosakwana madigiri 200

220-240 madigiri achikasu

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 kawirikawiri malangizo a G:

G69: Sindikudziwa

G21: Kuyika kwa metric kukula

G25: Kuzindikira kusinthasintha kwa spindle kwazimitsidwa

G80: Kuzungulira kwam'zitini kwathetsedwa

G54: dongosolo lokhazikika lokhazikika

G18: Kusankhidwa kwa ndege ya ZX

G96 (G97): Kuwongolera pafupipafupi kwa liwiro

G99: Chakudya pakusintha

G40: Malipiro a mphuno ya chida adathetsedwa (G41 G42)

G22: Kuzindikira kwa sitiroko kosungidwa kwayatsidwa

G67: Kuyimba kwa pulogalamu ya Macro kwathetsedwa

G64: Osatsimikiza

G13.1: Kuletsa polar coordinate interpolation mode

7. Ulusi wakunja nthawi zambiri ndi 1.3P, ndipo ulusi wamkati ndi 1.08P.

8.Thread liwiro S1200 / phula * chitetezo factor (nthawi zambiri 0.8).

9. Chida chothandizira mphuno R chipukuta misozi: chamfer kuchokera pansi mpaka pamwamba: Z = R * (1-tan (a / 2)) X = R (1-tan (a / 2)) * tan (a) kuchokera ku The chamfers kuchokera pamwamba mpaka pansi pa galimotoyo idzachepetsedwa kukhala yowonjezera.

10. Pakuwonjezeka kulikonse kwa 0,05 kwa chakudya, kuthamanga kwa kasinthasintha kumachepetsedwa ndi 50-80 rpm. Izi zili choncho chifukwa kuchepetsa kuthamanga kwa kasinthasintha kumatanthauza kuti kuvala kwa chida kumachepetsedwa ndipo mphamvu yodulira imakula pang'onopang'ono, zomwe zimabweretsa kuwonjezeka kwa mphamvu yodula ndi kutentha chifukwa cha kuwonjezeka kwa chakudya. Zotsatira zake.

11. Chikoka cha kudula liwiro ndi kudula mphamvu pa chida ndi zofunika kwambiri. Chifukwa chachikulu chodula chidacho ndikuti mphamvu yodulira ndiyokwera kwambiri. Ubale pakati pa liwiro lodula ndi mphamvu yodula: Kuthamanga kwachangu, chakudya sichimasintha, ndipo mphamvu yodula imachepa pang'onopang'ono. Panthawi imodzimodziyo, kuthamanga kwachangu mofulumira, mwamsanga chida chidzavala, mphamvu yodula idzawonjezeka, ndipo kutentha kumawonjezeka. Pamwamba, pamene mphamvu yodulira ndi kupsinjika kwamkati kumakhala kwakukulu kwambiri kuti kulowetsedwa kungathe kupirira, padzakhala kugwedezeka kwa nthaka (zowonadi, palinso kupsinjika maganizo ndi kuchepetsa kuuma chifukwa cha kusintha kwa kutentha).

12. Chikoka pa kudula kutentha: kudula liwiro, mlingo wa chakudya, kubwerera mmbuyo kuchuluka;

Mmene kudula mphamvu: kumbuyo kudula kuchuluka, mlingo chakudya, kudula liwiro;

Zokhudza kulimba kwa chida: kuthamanga kwachangu, kuchuluka kwa chakudya, kuchuluka kwa backfeed.

13. Kugwedezeka ndi kugwedeza nthawi zambiri kumachitika mu slot. Zoyambitsa zonse ndikuti mphamvu yodulira imakhala yayikulu ndipo chidacho sichili cholimba mokwanira. Kufupikitsa kutalika kwa chida chowonjezera, kung'onozing'ono kumbuyo kwa ngodya, ndi malo akuluakulu a tsamba, kumakhala bwino kwambiri. Ikhoza kutsata mphamvu yaikulu yodula, koma kukula kwake kwakukulu kwa wodulayo, mphamvu yodulayo imatha kupirira, koma mphamvu yake yodulira imawonjezekanso. M'malo mwake, chodulacho chikakhala chaching'ono, mphamvu yomwe imatha kupirira imakhala yaying'ono. Mphamvu yake yodula nayonso ndi yaying'ono.

14. Zifukwa za kugwedera mu kagawo galimoto:

(1) Utali wotalikirapo wa wodulayo ndi wautali kwambiri, zomwe zimachepetsa kulimba;

(2) Kuchuluka kwa chakudya kumachedwa kwambiri, zomwe zimapangitsa kuti mphamvu yodulira ma unit ichuluke, zomwe zingayambitse kugwedezeka kwakukulu. Njirayi ndi: P = F / back feed kuchuluka * f P ndiye gulu lodulira F ndiye mphamvu yodulira, ndipo liwiro limakhala lothamanga kwambiri Idzagwedezanso mpeni;

(3) Chida cha makina sichili cholimba mokwanira, ndiko kuti, chidacho chimatha kunyamula mphamvu yodulira, koma chida cha makina sichingathe kupirira. Kuti tifotokoze momveka bwino, chida cha makina sichisuntha. Nthawi zambiri, mabedi atsopano alibe mavuto ngati amenewa. Bedi lokhala ndi zovuta zotere mwina ndi lakale. Kapena wopha makina nthawi zambiri amakumana.

15. Ponyamula katundu, miyeso inapezeka kuti ndi yabwino pachiyambi, koma patapita maola angapo, miyeso inasinthidwa ndipo miyesoyo inali yosakhazikika. Chifukwa chingakhale chakuti pachiyambi, mphamvu zodula zonse zinali zatsopano chifukwa ochekawo anali atsopano. Sichikulu kwambiri, koma pakapita nthawi, chidacho chimavala ndipo mphamvu yodulira imakhala yaikulu, yomwe imapangitsa kuti workpiece isinthe pa chuck, kotero kukula kwake kumathamanga nthawi zonse komanso kosakhazikika.

16. Mukamagwiritsa ntchito G71, mfundo za P ndi Q sizingadutse nambala yotsatizana ya pulogalamu yonse, apo ayi alamu idzachitika: mtundu wa malangizo a G71-G73 ndiwolakwika, osachepera mu FUANC.

17. Njira yocheperako mu FANUC ili ndi mitundu iwiri:

(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 otsiriza a L ndi chiwerengero cha mikombero.

18. Chiyambi cha arc sichisintha, ndipo mapeto a arc amasinthidwa ndi mm, ndipo malo a pansi pa arc amasinthidwa ndi / 2.

19. Pobowola mabowo akuya, kubowola sikugaya poyambira kudula kuti athandizire kuchotsa chipboard.

20. Ngati chogwiritsira ntchito chikugwiritsidwa ntchito pobowola, chobowolacho chikhoza kusinthidwa kuti chisinthe kukula kwa dzenje.

21. Pobowola diso lapakati pazitsulo zosapanga dzimbiri, kapena pobowola diso lachitsulo chosapanga dzimbiri, chobowola kapena chobowola pakati chiyenera kukhala chaching'ono, mwinamwake sichingasunthidwe. Pobowola ndi cobalt, musagaye poyambira kuti mupewe kubowola pobowola panthawi yomwe mukubowola.

22. Malinga ndi ndondomekoyi, pali mitundu itatu yotseka: imodzi pa chinthu chilichonse, ziwiri pa chinthu chilichonse, ndi ndodo yonse ya zinthu.

23. Pamene ellipse ikuwonekera mu ulusi wa galimoto, zinthuzo zikhoza kukhala zotayirira. Gwiritsani ntchito mpeni wamano kuti mudule enanso angapo.

24. M'makina ena omwe mapulogalamu akuluakulu amatha kulowetsedwa, mapulogalamu akuluakulu angagwiritsidwe ntchito m'malo mwa subroutine cycles. Izi zimasunga nambala ya pulogalamuyo ndikupewa zovuta zambiri.

25. Ngati kubowola kumagwiritsidwa ntchito pokonzanso, koma jitter ya dzenje ndi yayikulu, ndiye kuti kubowola pansi kungagwiritsidwe ntchito pokonzanso, koma kubowola kuyenera kukhala kwaufupi kuti muwonjezere kulimba.

26. Ngati mukubowola molunjika pamakina obowola, kuchuluka kwa dzenje kumatha kusiyanasiyana, koma ngati kukula kwa dzenje kukukulitsidwa pamakina obowola, monga kugwiritsa ntchito kubowola kwa 10MM kukulitsa dzenje pamakina obowola. kukula dzenje m'mimba mwake nthawi zambiri Around 3 waya kulolerana.

27. Mu dzenje laling'ono (kupyolera mu dzenje) la galimoto, yesetsani kupanga tchipisi mosalekeza ndikutuluka kuchokera kumchira. Mfundo zazikuluzikulu za tchipisi ndi: choyamba, malo a mpeni ayenera kukhala okwera moyenerera, ndipo chachiwiri, mbali yoyenera ya tsamba, ndi kuchuluka kwa mpeni. zosavuta kuswa chip. Ngati mbali yachiwiri yokhotakhota ya mpeni ndi yayikulu, chida sichingakanidwe ngakhale chip chithyoledwa. Ngati mbali yachiwiri yopatuka ndi yaying'ono kwambiri, tchipisi timapanikizana chida chitatha kusweka. Mzatiyo umakhala pangozi.

28. Gawo lalikulu la mtanda wa shank mu dzenje, zimakhala zovuta kwambiri kugwedeza mpeni. Komanso, gulu lolimba la mphira likhoza kumangirizidwa ku shank chifukwa gulu lolimba la rabala limatha kugwira ntchito yotengera kugwedezeka.

29. Mu dzenje lamkuwa la galimotoyo, nsonga ya R ya mpeni ikhoza kukhala yayikulu moyenerera (R0.4-R0.8), makamaka pamene taper pansi pa galimoto, mbali zachitsulo sizingakhale zopanda kanthu, ndipo zigawo zamkuwa zidzatha. kukhumudwa kwambiri.

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