Mu CNC Machining, moyo chida amatanthauza nthawi imene chida nsonga amadula workpiece pa ndondomeko yonse kuyambira chiyambi cha Machining kwa chida nsonga scrapping, kapena kutalika kwenikweni kwa workpiece pamwamba pa ndondomeko kudula.
1. Kodi moyo wa chida ungasinthidwe?
Moyo wa chida ndi mphindi 15-20 zokha, kodi moyo wa chida ungapitirire patsogolo? Mwachiwonekere, moyo wa zida ukhoza kusinthidwa mosavuta, koma pongotengera liwiro la mzere woperekera nsembe. Kutsika kwa liwiro la mzerewo, kumapangitsanso kuwonjezeka kwa moyo wa zida (koma kuthamanga kwa mzere wochepa kwambiri kumayambitsa kugwedezeka panthawi yokonza, zomwe zimachepetsa moyo wa chida).
2. Kodi pali tanthauzo lililonse lothandizira kukonza moyo wa zida?
Pamtengo wokonza zogwirira ntchito, gawo la mtengo wa chida ndi lochepa kwambiri. Liwiro mzere amachepetsa, ngakhale moyo chida ukuwonjezeka, koma workpiece processing nthawi komanso ukuwonjezeka, chiwerengero cha workpieces kukonzedwa ndi chida sizidzawonjezera kuwonjezeka, koma mtengo workpiece processing udzawonjezeka.
Chomwe chiyenera kumveka bwino ndi chakuti ndizomveka kuonjezera chiwerengero cha workpieces momwe mungathere ndikuwonetsetsa moyo wa chida momwe mungathere.
3. Zinthu zomwe zimakhudza moyo wa zida
1. Liwiro la mzere
Kuthamanga kwa mzere kumakhudza kwambiri moyo wa zida. Ngati liwiro la liniya ndi lalitali kuposa 20% la liwiro lomwe latchulidwa pachitsanzo, moyo wa zidawo udzachepetsedwa kukhala 1/2 ya choyambirira; ngati chiwonjezeke mpaka 50%, moyo wa chida udzakhala 1/5 yokha yapachiyambi. Kuti muwonjezere moyo wautumiki wa chidacho, m'pofunika kudziwa zakuthupi, chikhalidwe cha workpiece iliyonse yomwe iyenera kukonzedwa, ndi liwiro la mzere wa chida chosankhidwa. Zida zodulira za kampani iliyonse zimakhala ndi liwiro lofananira. Mutha kusaka koyambirira kuchokera pazitsanzo zoyenera zoperekedwa ndi kampaniyo, kenako ndikusintha molingana ndi momwe zimakhalira pakukonza kuti mukwaniritse bwino. Deta ya liwiro la mzere panthawi yovuta komanso yomaliza sizigwirizana. Kukalipira makamaka kumayang'ana pa kuchotsa malire, ndipo liwiro la mzere liyenera kukhala lotsika; pomaliza, cholinga chachikulu ndikuwonetsetsa kuti mawonekedwe ake ndi olondola komanso ovuta, ndipo liwiro la mzere liyenera kukhala lalitali.
2. Kuzama kwa kudula
Zotsatira za kudula kuya pa moyo wa zida sizili zazikulu ngati liwiro la mzere. Mtundu uliwonse wa groove umakhala ndi makulidwe akulu akulu. Pamakina ovuta, kuya kwa kudula kuyenera kuonjezedwa momwe kungathekere kuwonetsetsa kuti pazipita kuchotsera malire; pakumaliza, kuya kwa kudula kuyenera kukhala kocheperako kuti kuwonetsetse kuti mawonekedwe ake ndi olondola komanso apamwamba a workpiece. Koma kuya kwa kudula sikungadutse mtundu wodula wa geometry. Ngati kuya kwa kudula kuli kwakukulu kwambiri, chidacho sichingathe kupirira mphamvu yodulira, zomwe zimapangitsa kuti zida zidulidwe; ngati kuya kwa kudula kuli kochepa kwambiri, chidacho chimangopukuta ndi kufinya pamwamba pa chogwirira ntchito, kuchititsa kuti paphewa pake pakhale kuwonongeka kwakukulu, potero kuchepetsa moyo wa chida.
3. Chakudya
Poyerekeza ndi liwiro la mzere ndi kuya kwa kudula, chakudya chimakhala ndi mphamvu zochepa pa moyo wa chida, koma chimakhudza kwambiri khalidwe lapamwamba la workpiece. Pa makina akhakula, kuwonjezera chakudya akhoza kuonjezera kuchotsa mlingo wa malire; pomaliza, kuchepetsa chakudya kuonjezera roughness pamwamba workpiece. Ngati roughness kulola, chakudya akhoza ziwonjezeke monga momwe angathere kukonza processing Mwachangu.
4. Kugwedezeka
Kuphatikiza pa zinthu zitatu zazikulu zodulira, kugwedezeka ndi chinthu chomwe chimakhudza kwambiri moyo wa zida. Pali zifukwa zambiri kugwedera, kuphatikizapo makina chida kuuma, tooling rigidity, workpiece rigidity, kudula magawo, chida geometry, chida nsonga arc utali wozungulira, tsamba mpumulo ngodya, chida kapamwamba overhang elongation, etc., koma chifukwa chachikulu ndi chakuti dongosolo si okhwima mokwanira kukana The kudula mphamvu pa processing zotsatira mu kugwedezeka kosalekeza kwa chida pamwamba pa ntchito pa processing. Kuchotsa kapena kuchepetsa kugwedezeka kuyenera kuganiziridwa mozama. Kugwedezeka kwa chida pamtunda wa workpiece kumatha kumveka ngati kugogoda kosalekeza pakati pa chida ndi workpiece, m'malo mwa kudula mwachizolowezi, zomwe zidzapangitse ming'alu ting'onoting'ono ndi ming'alu pansonga ya chida, ndipo ming'alu ndi kupukuta izi zidzachititsa kuti mphamvu yodula ionjezere. Chachikulu, kugwedezeka kumachulukirachulukira, ndiyeno, kuchuluka kwa ming'alu ndi kupukuta kumawonjezekanso, ndipo moyo wa chida umachepetsedwa kwambiri.
5. Zida zatsamba
Pamene workpiece kukonzedwa, ife makamaka kuganizira zakuthupi workpiece, zofunika kutentha kutentha, ndipo ngati processing wasokonezedwa. Mwachitsanzo, masamba opangira zida zachitsulo ndi zopangira chitsulo chosungunuka, ndi masamba okhala ndi kuuma kwa HB215 ndi HRC62 sizofanana; masamba opangira pakanthawi ndi kukonza kosalekeza sizofanana. Zitsulo zachitsulo zimagwiritsidwa ntchito pokonza zitsulo, zoponyera zimagwiritsidwa ntchito popanga ma castings, masamba a CBN amagwiritsidwa ntchito pokonza zitsulo zolimba, ndi zina zotero. Pazinthu zomwezo zogwirira ntchito, ngati zikugwiritsidwa ntchito mosalekeza, tsamba lolimba kwambiri liyenera kugwiritsidwa ntchito, lomwe lingathe kuonjezera kuthamanga kwa ntchito, kuchepetsa kuvala kwa nsonga ya chida, ndi kuchepetsa nthawi yokonza; ngati ndikukonza kwakanthawi, gwiritsani ntchito tsamba lolimba kwambiri. Ikhoza kuchepetsa kuvala kwachilendo monga kupukuta ndikuwonjezera moyo wautumiki wa chida.
6. Nthawi zambiri tsambalo limagwiritsidwa ntchito
Kutentha kwakukulu kumapangidwa panthawi yogwiritsira ntchito chida, chomwe chimawonjezera kutentha kwa tsamba. Ikapanda kukonzedwa kapena kuzizidwa ndi madzi ozizira, kutentha kwa tsamba kumachepa. Chifukwa chake, tsambalo nthawi zonse limakhala lotentha kwambiri, kotero kuti tsambalo limangokulirakulirabe ndikulumikizana ndi kutentha, zomwe zimapangitsa kuti pakhale ming'alu yaying'ono. Pamene tsamba likukonzedwa ndi m'mphepete choyamba, moyo wa chida ndi wabwinobwino; koma pamene kugwiritsiridwa ntchito kwa tsambalo kumawonjezereka, mng’aluwo umafikira ku masamba ena, kudzetsa kuchepetsedwa kwa moyo wa masamba ena.
Nthawi yotumiza: Mar-10-2021
