Niƙa zaren shine don kammala aikin niƙa tare da taimakon aikin haɗin kai na axis uku na cibiyar mashin ɗin CNC da umarnin G02 ko G03 karkace interpolation.Hanyar niƙa da kanta tana da wasu fa'idodi na halitta.
Saboda na yanzu masana'antu abu na thread milling cutters kasancewa wuya gami, da aiki gudun iya isa 80-200m / min, yayin da aiki gudun high-gudun karfe waya Cones ne kawai 10-30m / min.Saboda haka, zaren milling cutters ne dace da high-gudun yankan da surface gama na sarrafa zaren kuma sosai inganta.
Zaren machining na high hardness kayan da high-zazzabi gami kayan, kamar titanium gami da nickel tushen gami, ya kasance a ko da yaushe wani in mun gwada da wuya matsala, yafi saboda high-gudun karfe Cones da wani guntu kayan aiki rayuwa a lokacin da machining da zaren na wadannan kayan. .Koyaya, yin amfani da abin yankan abin yankan zaren gwal mai ƙarfi don sarrafa zaren abu mai wuya shine mafita mai kyau.Taurin aikin injin shine HRC58-62.Don sarrafa zaren kayan gami masu zafin jiki, masu yankan zaren milling suma suna nuna kyakkyawan aikin injina da tsawon rayuwar da ba a zata ba.Don ramukan zaren da ke da farar iri ɗaya da diamita daban-daban, yin amfani da famfo don mashin ɗin yana buƙatar kayan aikin yankan da yawa don kammalawa.Koyaya, idan ana amfani da abin yankan zaren niƙa don mashin ɗin, kayan aikin yanka ɗaya kawai za a iya amfani da su.Bayan da aka niƙa famfo kuma girman zaren da aka sarrafa ya yi ƙasa da juriya, ba za a iya amfani da shi ba kuma ana iya soke shi kawai;Lokacin da zaren milling abun sawa da girman da sarrafa zaren rami ne kasa da haƙuri, dole kayan aiki radius diyya gyara za a iya yi ta hanyar CNC tsarin ci gaba da sarrafa m zaren.Hakazalika, don samun madaidaicin ramukan zare, yin amfani da abin yankan zaren niƙa don daidaita radius na kayan aiki yana da sauƙi fiye da samar da madaidaicin famfo.Don sarrafa zaren ƙananan diamita, musamman don tsayin daka da kayan zafi mai zafi, famfo na iya karya wani lokaci, ya toshe ramin zaren, har ma ya sa sassa ya kwashe;Yin amfani da na'urar milling na zaren, saboda ƙananan diamita na kayan aiki idan aka kwatanta da ramin da aka sarrafa, ko da ya karye, ba zai toshe ramin zaren tushe ba, yana sa ya zama sauƙi don cirewa kuma ba zai haifar da raguwa ba;Ta hanyar yin amfani da zaren niƙa, ƙarfin yankan kayan aikin yana raguwa sosai idan aka kwatanta da famfo, wanda ke da mahimmanci musamman don sarrafa manyan zaren diamita.Wannan yana magance matsalar kayan aikin na'ura da ake yin lodi fiye da kima kuma ba za su iya fitar da fam ɗin don yin aikin yau da kullun ba.An gabatar da na'urar ƙwanƙwasa nau'in zaren milling na'ura shekara guda da ta gabata, kuma mutane sun fahimci cewa lokacin da injin ɗin ya zare ramuka sama da M20 akan cibiyar injin. , Yin amfani da abin yankan niƙa na zaren zai iya rage farashin sarrafawa sosai idan aka kwatanta da amfani da famfo.Duk da haka, a cikin 'yan shekarun nan, ƙira da fasahar samarwa na gabaɗaya masu yankan igiya mai wuyar ƙwanƙwasawa sun girma a hankali, kuma an haɓaka jerin samfuran tare da cikakken kewayon masu girma dabam.Domin aikace-aikace na kananan diamita thread machining, wani jirgin sama sha'anin bukatar aiwatar 50 M1.6 × 0.35 thread hako ramukan a kan wani aluminum bangaren.Abokin ciniki ya ci karo da matsala: saboda ramin makafi, cire guntu yana da wuyar gaske, kuma yana da sauƙin karya lokacin amfani da famfo don yin aiki;Kamar yadda taɓo shine tsari na ƙarshe, idan an goge sashin, muhimmin lokacin sarrafa abin da aka kashe akan sashin zai ɓace gaba ɗaya.A ƙarshe, abokin ciniki ya zaɓi na'urar milling na zaren don sarrafa zaren M1.6 × 0.35, tare da saurin madaidaiciyar Vc = 25m / min da saurin S = 4900r / min (iyakar na'ura), da ƙimar abinci na fz = 0.05 mm/r kowane juyin juya hali.Ainihin lokacin aiki shine 4 seconds a kowace zaren, kuma duk 50 workpieces an kammala su da kayan aiki ɗaya.
Wani kamfanin samar da kayan aikin yankan, saboda tsananin taurin jikin kayan aikin kasancewar HRC44, yana da wahala a yi amfani da famfo na waya mai sauri na karfe don aiwatar da ƙananan ramukan zaren diamita waɗanda ke damfara ruwa.Rayuwar kayan aiki gajere ce kuma mai sauƙin karya.Don sarrafa zaren M4x0.7, abokin ciniki ya zaɓi madaidaicin ƙirar ƙirar carbide tare da Vc = 60m / minFz = 0.03mm / r lokacin sarrafawa na 11 seconds / zaren, kuma rayuwar kayan aiki ta kai zaren 832, tare da kyakkyawan zaren gamawa.
Matsakaicin mashin ɗin zaren ya ƙunshi yin amfani da nau'ikan ramuka daban-daban masu girma dabam guda uku, M12x0.5, M6x0.5, da M7x0.5, akan sassan aluminum da wani kamfani ke sarrafa shi, tare da farar iri ɗaya.A baya can, ana buƙatar nau'ikan famfo guda uku don kammala injin ɗin.Yanzu muna amfani da abin yankan zaren niƙa tare da yanayin yanke: Vc = 100m / min, S = 8000r / min, fz = 0.04mm / r.Lokacin aiki don zaren ɗaya shine 4 seconds, 3 seconds, da 3 seconds, bi da bi.Kayan aiki ɗaya na iya aiwatar da zaren 9000.Bayan kammala dukkan nau'ikan sarrafa sassa, kayan aikin bai lalace ba tukuna.
A cikin manyan masana'antar samar da wutar lantarki da masana'antar sarrafa kayan ƙarfe, da kuma masana'antar sarrafa famfo da bawul, masu yankan zaren niƙa sun warware matsalar sarrafa manyan zaren diamita, sun zama kayan aikin injin da ya dace tare da inganci da ƙarancin farashi.Misali, wani kamfani da ke sarrafa sassan bawul yana buƙatar sarrafa zaren 2 “x11BSP-30 da aka yi da simintin ƙarfe kuma yana fatan haɓaka aikin sarrafawa.Ta zaɓin guntun guntu da yawa da na'ura mai nau'in nau'in nau'in nau'in nau'in milling mai yankan, ta amfani da yankan sigogi na Vc = 80m / min, S = 850r / min, fz = 0.07mm / r, lokacin sarrafawa shine 2min / zaren, da ruwa. rayuwa ita ce guda 620, inganta ingantaccen aiki na manyan zaren diamita.
Masu yankan zare, a matsayin kayan aiki na ci gaba wanda ya haɓaka cikin sauri a cikin 'yan shekarun nan, kamfanoni suna samun karɓuwa ta hanyar kamfanoni kuma suna nuna kyakkyawan aikin sarrafawa, zama makami mai ƙarfi ga kamfanoni don rage farashin sarrafa zaren, haɓaka inganci, da magance matsalolin sarrafa zaren.
Lokacin aikawa: Yuli-27-2023