Tsarin Mashin din CNC don Babban Hadadden Tsarin Jirgin Sama

Yayin ci gaba da kuma samar da jirgin sama, kayan aikin NC suna fuskantar manyan matsaloli guda uku-lalacewar inji, rashin kwanciyar hankali, da nakasawar inji. Tun 2007, Shagon PTJ, tare da tallafi na ayyuka daban-daban a cikin masana'antar jirgin sama, ya sami nasarar warware matsalolin da muka ambata a sama.

Mahimman abubuwan da ke haifar da lalacewar kayan aiki, rashin kwanciyar hankali da nakasawa sun fito ne daga haɓaka ma'amala na tsarin aiki na "kayan aikin kayan aiki-kayan aiki" a cikin NC aiwatar da aiki. Ka'idojin gargajiya da hanyoyin da suka danganci gogewa da dalilai guda ɗaya basa magance matsalolin da ke sama.

Babban ra'ayi shine magance matsalar. Ta hanyar tallan kayan kwalliya, bincika yanayin yanayin '' obalodi → lalacewa '', '' hira mai natsuwa '' da '' damuwa 'nakasawa' '. Daga hasashen ka'ida, "hujja" da "kayan aikin kayan aiki" "sun watse". Fara tare da haɗuwa da soke-sokewa, da kayan aiki da kayan aiki, kuma keta cikin waɗannan mahimman fasahohin masu zuwa:

• 1) Yankan karfi / ma'aunin ma'aunin thermal pre-gyara kayan aiki na fasaha don sarrafa abubuwa masu wahala da sifofi masu rikitarwa;
• 2) Bargare da fasaha mai saurin milling don manyan sassan sifofin siraran-bakin ciki;
• 3) Tsinkaya da kuma sarrafa fasaha na ragowar damuwa da nakasa yayin dukkan ayyukan manyan sassa masu rikitarwa.

PTJ Shop da kansa ya haɓaka: NC milling lokaci-mai saurin yankan karfi da tsinkayen kayan aiki da kayan komputa da na’urar micro-lubrication, NC yankan kuzari daskararrun kayan kwalliyar komputa da muguwar damping vibration absorption device, machining deformation simulation software and “thermal-vibration” compound stress equalization The ana amfani da na'urar ga tsarin sarrafa katako na adadi mai girma da hadaddun sassan jirgi, kuma yana magance matsalolin rashin daidaiton aiki, lalacewa da nakasawa.

Bincike da aikace-aikacen manyan fasahohi:

1. Yankan karfi / ma'aunin ma'aunin thermal pre-gyara kayan aiki na fasaha don kayan aiki mai wuyar inji

Matsalar lalacewar kayan aiki shine yankan laser loadarfi / ɗaukar zafi yana da girma kuma yana saurin canzawa yayin Cibiyar CNC tsari, wanda ke haifar da lalacewar inji da ƙonewar ƙasa don tasirin kayan aiki da kayan aiki, musamman ma a cikin ƙididdigar sarrafa lambobi na kayan aiki masu inji mai wahala.

Hanyar gargajiya don kaucewa da rage lalacewar kayan aiki shine don rage yawan yankan da amfani da adadi mai yawa na ruwa, wanda ke miƙa hadayu yadda yakamata. Fuskantar sabbin buƙatun sarrafawa, gwargwadon samfurin ƙarancin ƙarfi mai yin kwaskwarima da la'akari da ƙuntatawa da yawa na tsarin aiwatarwa, an samar da radial karkace mai lankwasa madaidaiciyar hanyar niƙa tare da lanƙwasa masu karkace don inganta hanyar kayan aiki da kuma daidaita matakan yankan. Yankan yankan ya zama daidai don hana obalodi da tasirin yankan ƙarfi.

-Arfin ikon tsinkayen lokaci da ingantaccen software don Cibiyar CNC na jirgin sama sassa an haɓaka, kuma an ƙirƙira bayanan aikace-aikace; nau'ikan nau'ikan nau'ikan nau'ikan man shafawa na daidaitaccen bushewa guda uku an haɓaka. TC4 titanium gami mafi girman tsari an sarrafa shi kuma an gwada shi don hadaddun sifofi kamar haƙarƙari, gefuna, da siffofi na ciki don cimma saurin tsayayyen yanki sama da 150m / min, kuma ƙarancin yanayin sassan mai mahimmanci ya kai Ra1.6 ~ Ra0.8.

2. Stable fasaha mai saurin milling mai saurin sauri don manya-manyan bangarori masu sikari

Matsalar rashin kwanciyar hankali ta fuskar inji shine cewa sifofin sifofi masu ƙanƙan da ƙarfi suna haifar da halaye masu ƙarfi na tsarin aiwatar da lalacewa, kuma yankan motsi yana faruwa. Ya fuskanci sababbin buƙatun sarrafawa, bisa ga nazarin hanyoyin hulɗar tsarin, an kafa samfurin "kayan aiki-kayan aiki-kayan aiki" mai fa'ida. Ta hanyar gwaji da ganowa, ana lasafta kwatancen yankin kwanciyar hankali ta hanyar kwaikwaiyo. A ƙarƙashin ƙuntatawa masu yawa na tsarin tsari, ana ba da ingantattun sigogin yankan don samun saurin-sauri da ingantaccen yankan ba tare da yin hira ba, kuma don “hana” rashin zaman lafiyar kayan aiki.

Dangane da samfurin flutter, an kirkira wasu nau'ikan na'urorin yin damping da faɗakarwa da sanya su a kan sassan da ke daidai da tsarin inji ko kayan aikin injiniya don murƙushewa ko rage haɓakar girgizar da ke faruwa, da kuma cimma nasarar "kawar da" ƙirar injina.

Da kansa ya haɓaka kayan aikin gwajin ganowa, software na X-Cut / e-Cutting, da na'urar damping, kuma ya samar da tsarin tattara bayanai bisa yawan gwaje-gwaje. Misalan gwaje-gwajen fuselage frames a cikin alloy alloys alloys nuna cewa:

Gano ingantaccen aiki mai sassauƙa na gefuna mara ƙarfi;

Removalimar cire kayan ta ƙaru da ninki biyu;

Rougharfin saman sassan sassa masu mahimmanci ya kai Ra0.8 μm.

3. Hasashen da kuma kula da fasaha na saura danniya da nakasawa yayin duk aikin

Lalacewar manyan abubuwa masu rikitarwa galibi ya fito ne daga:

• 1) nakasar da lalacewar damuwa ta haifar a cikin blank ci gaba da sakewa da sake rarraba shi yayin aikin yankan;
• 2) lalacewa tsakanin kayan aiki da kayan aiki (gami da matsewa) a karkashin aikin yankan karfi Yanayin lalacewa.

Sabili da haka, samuwar ragowar damuwa a cikin sassan tsarin jirgin sama da kuma canjin canjin na ruwa na ruwa sune jigon yin tsinkaye da sarrafa lalacewar inji. Don manyan kayan hadadden jirgin sama, gudanar da bincike na kwaikwaiyo na danniyar saura daga blank zuwa abin da aka gama na bangaren fasalin, hango yanayin rarrabuwa danniya da dokar nakasa aiki, da inganta tsari da sigogi don sarrafa ragowar yanayin damuwa na blank don gane hasashen na m CNC machin nakasawa. "Kariya"; ɓullo da wani "thermal-vibration" hadedde saura danniya equalization na'urar, wanda ya shafi "aya-rami" irin thermal da kuma vibration fili illa ga workpiece yi saura saura danniya equalization "kawar da" da workpiece nakasawa.

Fasahar gabaɗaya ta wannan nasarar aikin ta kai matakin ci gaba na ƙasa da ƙasa, kuma ya kai matakin ci gaba na ƙasashen duniya a cikin ƙarfin ƙarfin ƙarfin ƙarfin girke-girke na tebur.

Shiga wannan labarin ： Bincike kan Fasahar Maɓallin Keɓaɓɓiyar Mashin ɗin CNC don Manyan Hadadden Tsarin Jirgin Sama

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