Mu yanke surutu. Lokacin da yawancin mutane suka ji 'ɓangarorin simintin nauyi mutu', suna ɗaukar hoto mara aibi, manyan widget ɗin aluminum suna birgima daga layi. Wannan sigar kasida ce. Gaskiyar da ke ƙasa shine ci gaba da shawarwari tsakanin ƙira, ɗabi'ar ƙarfe, da taurin ilimin kimiyyar halitta na dindindin. Ba wai kawai zuba karfe ne a cikin rami na karfe ba; yana sarrafa zafi, yana tsammanin raguwa a wuraren da ba daidai ba, da sanin lokacin da ƙira ke neman lahani.
Ƙasar Tsakiyar Rashin Fahimta
Ɗaukar nauyin nauyi yana zaune a cikin wannan wuri mai ban sha'awa, sau da yawa ba a yi kuskure ba tsakanin simintin yashi da babban matsi mai mutuƙar mutuƙar. Ina ganin ƙayyadaddun ƙayyadaddun bayanai suna shigowa kowane lokaci inda wani ke son kwanciyar hankali mai girma da kyakkyawan ƙarewar ƙirar dindindin, amma tare da ƙayyadaddun ciki na simintin yashi. Ba ya aiki haka. Ƙarfe yana buƙatar hanyar da za ta gudana da kuma ciyarwa. Ba za ku iya samun keɓantaccen sassa masu nauyi a bayan bangon bakin ciki ba - wannan rami ne na raguwa yana jiran faruwa. Ƙarfe, kasancewar ƙarfe mara ƙarfi, baya gafartawa.
Mun koyi wannan hanya mai wuyar shekaru da suka dawo akan madaidaicin na'ura mai amfani da ruwa. Zane na abokin ciniki yana da kyawawa, ƙaƙƙarfan ƙira tare da kauri mai ɗauri kusa da sirara mai bakin ciki. Yayi kyau akan CAD. A haƙiƙanin gaskiya, lug ɗin ya ƙara ƙarfi, yana tsotsan ƙarfe daga ɓangaren siraran da ya riga ya yi ƙarfi, yana barin maɗaukakiyar rarrauna. Gyaran ba kawai daidaita zubo bane; yana nufin komawa ga mai tsarawa da ƙara haƙarƙari mai dabara don aiki azaman hanyar ciyarwa. Wannan shine aikin yau da kullun: aikin injiniyanci.
Wannan shi ne inda gwaninta na tushen tushe tare da matakai daban-daban ya biya. Kamfanin kamar Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), tare da asalinsu a cikin harsashi da saka hannun jari, a zahiri suna da kafa a nan. Suna fahimtar tsarin ƙarfafawa daga ƙaƙƙarfan simintin gyare-gyare. Aiwatar da wannan ilimin ga nauyi mutu simintin gyare-gyare yana nufin ba kawai masu-fillers ba ne; suna tunanin yadda karfe ke motsawa da sanyi daga tafiya. Kuna iya ganin tsarin su akan portal ɗin su a tsingtaocnc.com-Yana game da tsarin da ya dace don sashin, ba kawai sayar da iyawa ɗaya ba.
Abu Ba Tunani Bane
Aluminum yana samun ɗaukaka duka, amma wasan ya canza gaba ɗaya tare da sauran gami. Muna magana nauyi mutu simintin sassa a cikin tagulla, ko ma wasu abubuwan magnesium. Kowannensu yana da nasa wasan kwaikwayo. Aluminum A356? Kuna sarrafa gyaran strontium don eutectic silicon da ma'amala da ɗaukar hydrogen. Zuba da ƙarfi sosai, kuma kuna yin gasa cikin porosity kafin ƙarfe ya fara yin sanyi.
Amma ka ce kana buƙatar wani sashe a cikin abin da ke tushen nickel don sabis na zafi mai zafi. Nan da nan, gajiyawar thermal akan H13 karfe mold ya zama hanya mai mahimmanci. Girgizawar thermal daga zubowa a 1500°C+ da aluminum a 700°C zalunci ne. Mold rayuwa ta rushe. Samfurin kuɗin ku ya fita ta taga. Wannan shi ne inda ambaton QSY na aiki tare da kayan aiki na musamman kamar na tushen nickel ba kawai batu ba ne. Yana nuna cewa dole ne su magance waɗannan matsalolin sarrafa zafin jiki, ƙila ta hanyar gyare-gyare na musamman ko dabarun sanyaya tashoshi. Yana da wani daban-daban gasar daga church fitar da aluminum gidaje.
Na tuna wani aiki don mahalli na firikwensin a cikin bakin karfe mai duplex. Bayanan lalata sun kasance m. Tsarin mutuƙar nauyi ya ba mu ƙarshen ƙasa da daidaiton da ake buƙata, amma sarrafa ma'auni na ferrite-austenite ta hanyar sanyaya mai sarrafawa na ƙirar dindindin ya kasance mafarki mai ban tsoro. Mun wuce ta dozin dozin bayanin martaba na zagayowar thermal akan ƙirar kafin mu sami madaidaiciyar microstructure. Tunatarwa ce cewa 'mutu' a cikin nauyi mutu simintin gyare-gyare kamar kayan aikin sarrafa zafi ne kamar kayan aikin siffa.
Hannun Machining
Wannan shi ne yin-ko-karya da yawancin gidajen wasan kwaikwayo masu tsafta ke fusata. A nauyi mutu jefa Sashi da wuya samfurin ƙarshe ne. Siffar siffa ce ta kusa-kusa tana zuwa kai tsaye zuwa vise na CNC. Idan ma'adanin bai fahimci injina ba, kuna samun ciwon kai iri biyu: rashin daidaituwar datum saman da ke lalata gyarawa, ko ɓoyayyun wurare masu ƙarfi daga sanyaya mara kyau wanda ke lalata kayan aikin.
Haɗin kai yana da mahimmanci. Lokacin da gidan simintin kuma yana gudanar da layukan CNC, kamar yadda QSY ke yi, akwai madaidaicin ra'ayi. Mashin ɗin ya gaya wa masana'antar cewa kowane simintin simintin gyare-gyare na uku yana da tabo mai wuya akan takamaiman flange. Kamfanonin yana duba yanayin sanyaya kuma ya gane layin ruwa ɗaya ya toshe ɓangarorin, yana ƙirƙirar wuri mai zafi na gida da kuma canza yanayin ƙarami. An warware matsalar a tushen. Idan ba tare da wannan haɗin kai ba, wasan zargi ne tsakanin mai kaya da kantin injin.
Mun dage kan binciken labarin farko wanda ya haɗa da gwajin mashin ɗin. Zuba wani tsari, ja samfurin, a sa a kan injin niƙa. Shin yana daidaitawa da tsabta? Shin yana yin na'ura mai ƙima? Rahoton girma daga CMM abu ɗaya ne, amma sautin mai yankewa da launi na guntu suna ba da labari na gaske. Kyakkyawar mutuƙar simintin nauyi ba wai kawai saduwa da jurewar bugawa ba; yana yin injina kamar yanki mai iya tsinkaya.
Lokacin da Ba daidai ba (Kuma Zai kasance)
Binciken gazawa shine inda kuke koya da gaske. Na ga sassan sun wuce X-ray da rini sun shiga, sannan sun kasa gwajin gajiya. Tsagewar yana farawa koyaushe a wurin da ya yi kama da tsabta. Sau da yawa, ba babban lahani ba ne, amma ɗimbin oxide na dabara ko gungu na raguwa da aka ƙirƙira yayin cika. Tare da zub da nauyi, idan gating ɗin bai dace ba don ƙirƙirar kwararar laminar, kuna ninka fatar oxide daga saman rafin narkakkar. Ya zama cikakkiyar mafarin fashewa da aka binne a cikin bango.
Wani classic shine murdiya. Kuna cire wani sashi daga mold, yana dubawa akan CMM. Bayan maganin zafi (T6 don aluminum, ka ce), yana jujjuyawa. The saura danniya daga m sanyaya a cikin m mold samu saki. Yanzu kun makale tare da ƙoƙarin daidaita sashin da aka yi wa zafi, wanda babbar hanya ce ta gabatar da sabbin damuwa. Maganin yawanci yana cikin ƙirar ƙira-symmetrical sanyaya, wani lokacin har ma da wurare masu mahimmanci na rufi don daidaita madaidaicin gaba.
Waɗannan ba matsalolin tunani bane. Waɗannan su ne sa'o'in da aka kashe a wurin shakewa, suna tafe kan ku, musayar thermocouples, da tweaking basins. Manufar ita ce tsari mai ƙarfi, ba kawai samfuri mai kyau ba. Haƙiƙanin ƙimar mai siyarwa shine ta yadda suke tafiyar da waɗannan kurakuran da ba makawa. Shin suna da ƙarfin ƙarfe da zurfin tsari don tantancewa da gyarawa, ko kuma kawai suna jefa wani tsari da bege?
Haƙiƙan Aikace-aikacen Dadi
To a ina ne nauyi ya mutu yana haskakawa da gaske? Yana don sassan da ke buƙatar ingantacciyar daidaiton inji da ƙare saman sama fiye da simintin yashi, a cikin juzu'i waɗanda ba su tabbatar da ƙaƙƙarfan farashin kayan aiki na babban matsi mai mutuƙar mutuwa ba. Yi tunanin shugabannin Silinda, madaidaicin tsarin don sararin samaniya ko mota, famfo gidaje inda ingancin saman ciki ya dace. Sassan inda zaku iya injin 80% na saman, don haka kuna buƙatar abin da ake iya faɗi, mai yawa.
Hakanan don manyan simintin gyare-gyaren nauyi ne. Babban matsin lamba yana da iyaka girman girman harbi. Na ga kyau kwarai nauyi mutu simintin sassa don injunan masana'antu waɗanda nauyinsu ya kai kilogiram 50. Ba kuna yin haka a cikin injin ɗakin ɗakin sanyi ba. Tsarin yana da sauƙin sassauƙa kuma kayan aiki, kodayake ba arha ba ne, umarni ne na girma ƙasa da saitin mutuƙar matsa lamba.
Duban fayil kamar QSY's, wanda ya ta'allaka daga simintin saka hannun jari zuwa machining, yana da ma'ana. Yin simintin gyare-gyaren nauyi ya dace daidai a wannan yankin tsakiyar don abubuwan da ke da mahimmancin tsari kuma suna buƙatar ingantaccen injina na gaba. Tsarin fasaha ne, ba kayayyaki ba. Sakamakon ƙarshe, lokacin da aka yi tare da wannan matakin haɗin gwiwar sa ido, ba sashi ba ne kawai. Ingantaccen fanko ne wanda aka riga aka yi shi wanda ke barin mai zanen barci da dare. Wannan shine ainihin fitowar, fiye da simintin jiki kawai.
