Lokacin da kuka ji 'ci gaba machining', yawancin hankali suna tsalle kai tsaye zuwa jurewar matakin micron da ma'anar CAD mai haske. Wannan bangare ne na shi, tabbas, amma sashi ne mai sauki. Ainihin labarin yana farawa lokacin da kuka sami simintin simintin gyare-gyare na Inconel 718 akan tebur, buga bugu yana kira ± 0.02mm, kuma kuna ƙididdigewa a cikin raɗaɗin zafi, kayan aiki da kayan aiki daga gudu na ƙarshe, kuma ko mai sanyaya hankali yana tabo. Wannan rata tsakanin ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun bayanai da ɓangaren zahiri — anan ne ainihin ake buga wannan wasan. Ba wai kawai don samun injin axis biyar ba; game da sanin abin da na'urar za ta yi da ƙarfe 3 na yamma a ranar Juma'a mai ɗanɗano.
Gidauniyar: Yana farawa da Casting
Ba za ku iya yin mashin daidaici cikin mummunan simintin ba. Na ga ayyuka da yawa sun ɓace saboda wani ya yi tunanin matakin CNC zai iya daidaita madaidaicin sauye-sauyen sauye-sauye ko ƙazamin ƙasa daga ginin. Mashin ɗin shine ma'anar ƙarshe, mai mahimmanci, amma amincin ɓangaren an haife shi da wuri. Wannan shine dalilin da ya sa hadewar simintin gyare-gyare da injina a ƙarƙashin rufin ɗaya, kamar na Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), ba kawai dacewa da kayan aiki ba ne - yana da mahimmancin dabarun sarrafa inganci. Lokacin da ƙungiyar guda ɗaya wacce ke sarrafa sashin kuma ke kula da ƙirar harsashi ko tsarin simintin saka hannun jari, kuna kawar da gaba ɗaya na nuna yatsa da rashin tabbas.
Ɗauki aikin su tare da kayan aikin nickel. Machining waɗannan ba batun zaɓin madaidaicin maki ba ne. Kuna buƙatar fahimtar kwararar hatsi daga tsarin simintin gyare-gyare, yadda yanayin rage damuwa na kayan zai yi hulɗa tare da rundunonin ku, da kuma inda waɗancan tabo masu taurin kai za su iya ɓoyewa. Idan ba a samar da simintin gyare-gyare tare da na gaba ba ci gaba daidaici machining a zuciya, kuna yaƙin yaƙi mai tudu daga tuntuɓar kayan aiki na farko.
Na tuna da wani sashi na na'ura mai aiki da karfin ruwa, wani hadadden guntun ƙarfe na ductile. Zane ya kasance m. Kamfanonin da suka samar da guraben farko ba a haɗa su da shagon injinan ba. Sakamakon? Kaurin bango mara daidaituwa a bayan fuskoki masu mahimmanci, yana haifar da mafarki mai ban tsoro yayin kammalawa. Wasu sassa sun toshe, wasu sun zube. Idan da an inganta tsarin simintin gyare-gyare tare da daidaitawar injina na ƙarshe a matsayin shigarwar jagora-wani abu mai haɗaka mai kaya kamar QSY yayi kamar na yau da kullun-da an kaucewa sharar gida da sake yin aiki a tushen.
Hanyar Kayan aiki Taɗi ne, Ba Umarni ba
CAM software yana ba ku hanyar kayan aiki. Injin yana ƙoƙarin bin ta. Ra'ayin butulci shine wannan shine karshen labarin. Gogaggen ra'ayi shine a nan ne tattaunawar ta fara. Don gaskiya ci gaba daidaici machining, musamman akan hadaddun geometries daga simintin gyare-gyare na kusa-net, hanyar da aka tsara ita ce kawai daftarin aiki.
Dole ne ku saurari yanke. Sautin, guntu launi da siffa, ƴan bambance-bambance a cikin karatun mita nauyi-dukkansu raddi ne. A jikin bawul ɗin bakin karfe, za mu iya tsara saurin saman ƙasa da abinci akai-akai. Amma idan ba a daidaita ba don lokacin da ƙarshen niƙa ya haɗa haɗin giciye na ciki tare da bango mai tsabta na waje, za ku sami zance ko karkacewa. Bangaren 'ci gaba' shine wannan daidaitacce, kusan mai fahimta, Layer na sarrafawa wanda ke zaune saman lambar G. Mashin ɗin ne ko mai tsara shirye-shirye da sanin cewa don wannan ƙayyadaddun batch na 17-4 PH bakin karfe daga takamaiman narke, suna buƙatar sauke abinci 5% a cikin aljihu.
Wannan shine inda shekaru 30 na bayanan QSY ya zama abin zahiri. Ba wai kawai shekaru 30 na injina ba; yana da shekaru 30 na gina ɗakin karatu na tunani na yadda kayan daga kayan haɗin gwiwar cobalt don jefa baƙin ƙarfe ke aiki a ƙarƙashin kayan aiki. Wannan ɗakin karatu yana sanar da waɗannan ƙananan gyare-gyare waɗanda ke raba wani yanki mai kyau da cikakke.
Ma'auni: Aunawa Sanin ne (Wataƙila)
Anan ga tarko gama gari: dogaro akan rahoton CMM. Kuna samun takardar binciken labarin farko tare da duk koren dabi'u kuma kuna tunanin kun kasance zinare. Amma menene yanayin zafin sashi lokacin da aka auna? An tsaftace fasalin datum daga duk sauran abubuwan sanyaya da ƙananan burrs? Matsawa yayin aunawa ya yi daidai da manne yayin aikin? Idan ba haka ba, wannan kyakkyawan rahoton aikin almara ne.
A cikin madaidaicin aiki, ma'auni sana'a ce a kanta. Sau da yawa muna amfani da hanyoyin haɗin gwiwa. CMM don jurewar jumhuriyar gaba ɗaya, i. Amma ga saman hatimi mai mahimmanci, ƙila na'urar profilometer. Don diamita mai zurfi a cikin zurfi, ƙananan siffofi, madaidaicin iska ko ma takamaiman saitin gage na fil. Manufar ita ce daidaitawa-tabbatar da duk labarun ma'aunin ku sun yarda. Na sami yanayi inda CMM ya ce gundura yana cikin juriya, amma babban filogi ba zai dace ba. Mai laifi? Da kyar ake iya gane taper ko lobing wanda samfurin batu-girgije na CMM ya rasa. Tunanin 'ci gaba' shine ɗayan ingantaccen shakku akan bayanan ku.
Don kamfani da ke sarrafa komai daga manyan sansanonin simintin ƙarfe zuwa ƙayyadaddun kayan aikin injin turbin, wannan falsafar ilimin metrology dole ne ta kasance mai ƙima da sanin abu. Auna mashin karfen da aka ƙera baya ɗaya da auna ɓangaren simintin simintin saka hannun jari na simintin simintin simintin gyare-gyare wanda zai iya jujjuya nauyinsa akan matakin CMM.
Filin Alloys na Musamman: Inda Ka'idar ta Haɗu da Kayan aiki
Kowa na iya duba shawarar saurin gudu da ciyarwa don Inconel a cikin littafin jagora. Bin su don samar da ingantaccen sashi wani lamari ne. Ci gaba daidaici machining na musamman alloys kamar nickel-tushen ko cobalt na tushen wani nazari ne a cikin sarrafa zalunci. Kuna buƙatar isasshen zafi a cikin yanki mai ƙarfi don adana kayan filastik, amma ba da yawa ba don ku yi aiki-taurara saman a cikin wani yanki mara ƙarfi wanda zai lalata kayan aikin wucewa na gaba.
Zaɓin kayan aiki ya zama mai mahimmanci. Ba wai kawai yumbu ko carbide zai yi ba. Geometry na abin da aka saka, sutura, ƙirar guntu-duk yana buƙatar daidaitawa. Coolant ba kawai don sanyaya ba; don man shafawa ne da fitar da guntu a matsi wanda zai iya wuce 1000 psi. Rashin gazawa a kowace hanyar haɗin yanar gizon wannan sarkar yana nufin ɓangaren da aka goge, kuma waɗannan kayan ba su da arha. Gefen kuskure kusan sifili ne.
Wannan shine ainihin ƙwarewar mai siyarwa kamar QSY. Maganar su game da waɗannan kayan ba magana ba ce; alama ce cewa sun saka hannun jari a cikin takamaiman kayan aikin injin rigidity, tsarin sanyaya mai ƙarfi, kuma mafi mahimmanci, ilimin ma'aikaci don gudanar da wannan gauntlet cikin nasara. Ba harkar kasuwanci ba ce; iya sadaukarwa ce.
Haɗin kai: Ƙarfin Gaibu
A ƙarshe, bari muyi magana game da kwarara. Babban abokin gaba na daidaito shine rashin daidaituwa, kuma rashin daidaituwa sau da yawa yana fitowa daga hannun hannu. Lokacin da aka yi simintin gyare-gyare a wata masana'anta, aika zuwa wani don yin aiki mara kyau, sannan zuwa na uku don kammalawa, kuna gabatar da masu canji a kowane mataki. Yanayin zafin jiki daban-daban, falsafar matsi daban-daban, matakan kayan aiki daban-daban.
Haɗe-haɗen aiki wanda ke sarrafa ƙyallen harsashi/simintin saka jari da ci gaba daidaici machining a cikin haɗin kai yana kawar da waɗannan masu canji. Sashin baya yin sanyi zuwa yanayin da ba a sani ba tsakanin manyan ayyuka. Ƙungiyoyin fasaha iri ɗaya za su iya tsara ƙofar jefar da wuraren tashi bisa inda za a yi na'ura mai mahimmanci na ƙarshe, rage yawan hajoji da murdiya. Yana ba da izinin ƙirar tsari na gaske.
Wannan ita ce fa'idar dabarar da ke bayan samfurin mai da hankali a tsaye. Yana da ƙasa da na'urori guda ɗaya da ƙari game da zaren sarrafawa mara sumul daga narkakken ƙarfe zuwa gama, abin dubawa. Madaidaicin ba kawai an yi shi ne a ciki ba; ana gasa shi cikin tsarin gaba ɗaya daga rana ɗaya. Lokacin da kuke samun hadaddun, sassa masu girma, wannan ikon mallakar tsarin daga ƙarshen zuwa-ƙarshe ba abin alatu ba ne - galibi ita ce hanya ɗaya tilo don tabbatar da sakamakon buƙatun.
