Kuna jin 'batar da simintin saka hannun jari' kuma yawancin mutane, har ma da wasu a cikin fataucin, suna kallon wannan maras aibi, kusan tsarin sihiri inda kuka zuba ƙarfe a cikin harsashi na yumbu kuma ku sami cikakkiyar sashi. Wannan sigar kasida ce. Ainihin, niƙa na yau da kullun na shi, shine tattaunawa akai-akai tare da masu canji - abun da ke ciki na kakin zuma, slurry danko, girman hatsin stucco, hanyoyin dewaxing, preheat yanayin zafi. Yana da ƙasa game da bin cikakken girke-girke da ƙarin sanin ko wane ƙugiya za a juya lokacin da zafi ya tashi ko sabon nau'in ɗaure yana aiki. Bangaren 'ɓataccen' ba wai kawai game da bacewar kakin zuma ba ne; kusan sa'o'i marasa ƙima na aiwatar da tweaking waɗanda ba su taɓa yin sa zuwa takamaiman takaddar ba.
Gidauniyar: Duk Yana farawa (kuma Zai Iya Ƙare) tare da Tsarin
Kowa ya damu da karfe, amma ainihin abin sarrafawa shine tsarin kakin zuma. Mun kasance muna tunanin duk wani allura da kakin zuma zai yi, in dai ya cika abin. Babban kuskure. Tsarin da ke da damuwa na ciki ko ɗan murdiya zai yi kwafin wannan aibi cikin aminci ta kowane mataki na gaba, yana ƙarewa azaman simintin gyare-gyare tare da juzu'i mai girma babu adadin injin da zai iya daidaitawa. Na tuna rukunin bawul ɗin da muka gudu don abokin ciniki, inda alamu suka yi kama da ido. Amma yayin haɗuwa, tashoshin jiragen ruwa ba za su daidaita ba. Mai laifi? Haɗin kakin zuma ya yi laushi sosai ga ɗakinmu mai sarrafa yanayi a wancan makon; alamu sun yi ƙasa da ƙasa a ƙarƙashin nauyin nasu akan bishiyar. Zubawar gaba ɗaya tazara ce. Yanzu, muna da himma game da duba ƙirar ƙira, ta yin amfani da ma'aunin daidaitawa akan samfuran samfuri don ayyuka masu mahimmanci, ba kawai simintin gyare-gyare na ƙarshe ba.
Haɗin bishiyar kakin zuma wani zane-zane ne da ake yi a matsayin hanya. Ba kawai manne sassa a kan sprue ba. Zane-zanen gating-kusurwoyi, wuraren haɗin gwiwa, diamita-yana jagorantar kwararar ƙarfe da ƙarfafawa. Yi kuskure, kuma kuna gabatar da tashin hankali ko ƙirƙirar wurare masu zafi waɗanda ke haifar da raguwar porosity. Mun koyi yin amfani da software na simulation ba a matsayin crutch ba, amma a matsayin mafari don tattaunawa. Software na iya ba da shawarar shimfidawa, amma mutanen mu na bene, tare da shekaru na yanayin karyewar ido a cikin fashe-fashe, sau da yawa suna daidaita kusurwoyi dangane da yadda slurry ke fitar da wani nau'in lissafi na gungu. Wannan madauki na amsa hannu-kan ba zai iya maye gurbinsa ba.
Sannan akwai kakin zuma da kanta. Maidowa da sake amfani da kakin zuma daidaitaccen farashi ne, amma lalacewar sarƙoƙi na polymer bayan zagayawa da yawa yana canza kaddarorin sa. Ya zama mafi gatsewa, yana shafar ƙarewar ƙasa. A wurin aikinmu, muna sa ido kan ma'aunin narkewar batches da kakin zuma da aka dawo da su a addini. Haɗa budurwa da kakin zuma da aka kwato don buga takamaiman taga aikin aiki ne na yau da kullun amma mai mahimmanci. Yana ɗayan waɗannan cikakkun bayanai marasa kyawu waɗanda ke raba daidaiton inganci da sakamako mara kyau.
Ginin Shell: Yaƙin Layer-by-Layer
Gina harsashi yumbu shine inda tsarin ke samun sunansa 'zuba jari'. Kuna saka lokaci da kayan aiki cikin mummunan rauni wanda dole ne ya jure girgizar zafi. Tufafin farko shine komai. Yana da keɓancewa wanda ke ɗaukar dalla-dalla saman ƙirar. Muna amfani da slurry na tushen zircon don yawancin ƙarfe da aikin gami-tsarin ƙwarar sa mai kyau yana ba da ƙarancin 'as-siminti' ƙarewa. Amma dole ne a duba danko akai-akai, a daidaita shi don zafin jiki. Yayi kauri sosai, kuma kuna samun rufin gini cikin kyawawan siffofi; sirara sosai, kuma harsashi ba shi da ƙarfin kore.
Tsarin stuccoing yana da sauƙi: tsoma, magudana, yashi. Amma zabin kayan stucco da girman hatsi ga kowane Layer yana da mahimmanci. Gashi na farko na iya samun yashi zircon mai kyau 80-mesh don kwafi dalla-dalla. Yadudduka na gaba na iya amfani da kayan alumina-silicate mara nauyi don ingantacciyar haɗin kai tsakanin Layer da yuwuwa. Na ga harsashi sun kasa a cikin dewaxing autoclave saboda sauyi tsakanin maki stucco ya kasance ba zato ba tsammani, yana haifar da matsananciyar damuwa. Ya fashe kamar kwai. Yanzu, muna da jadawalin stucco da aka rubuta a rubuce, amma har yanzu ƙwararren jagora yana da ikon ƙara ƙarin tsoma-tsaki-tsaki idan harsashi a wani yanki mai girma na bishiyar ya yi kama da tuhuma.
Bushewa tsakanin riguna shine ainihin lokacin nutsewa. Gaggawa shi ne mafi yawan tarko. Rashin isassun bushewa yana kama danshi, wanda ke juyawa zuwa tururi yayin cirewa da busa harsashi ban da ciki. Mun ƙaura zuwa dakunan da ke sarrafa zafi, amma duk da haka, iskar da ke kewayen bishiyar mai yawa ba ta da daidaituwa. Muna jujjuya bishiyoyi da hannu tsakanin hawan keke-mafi ƙarancin fasaha don babbar matsala. Babu wani aiki da kai wanda har yanzu zai iya yin kwafin ƙwanƙolin da aka yi amfani da shi a kan harsashi don sauraron takamaiman, bushewar bushewa.
Dewaxing & Harba: Batun Ba Komawa ku
Dewaxing shine tashin hankali haihuwa na mold rami. Muna amfani da autoclaves mai matsa lamba mai ƙarfi. Makullin shine saurin-daga matsa lamba da sauri don narka kakin zuma a saman nan take kuma ya haifar da fashewar matsa lamba wanda ke fitar da mafi yawan kakin zuma ta hanyar sprue. Jinkirin ya yi yawa, kuma kakin zuma yana faɗaɗa thermal, yana fashe harsashi. Amma akwai ma'auni. Don manya, ƙaƙƙarfan ƙira, wasu lokuta muna haƙa ramukan taimako a wuraren da ba su da mahimmancin kakin zuma don hana haɓakar matsa lamba. Karamin gyare-gyare ne ga tsarin kakin zuma wanda ke ceton dubbai cikin asarar harsashi.
Bayan cire kakin zuma, an bar ka da harsashi mai rauni mai cike da ragowar tokar kakin zuma. Zagayowar harbe-harbe yana ƙone wannan kuma ya sa yumbura ya zama ƙaƙƙarfan gyare-gyare na monolithic. Matsakaicin hawan zafin jiki yana da mahimmanci. Sauri da yawa, da saura danshi ko maras nauyi na iya haifar da bala'in zubewar harsashi. Muna yin wuta zuwa kusan 1000 ° C, amma lokacin riƙewa yana da mahimmanci kamar yanayin zafi. Yana game da samun cikakkiyar juzu'i da ma'aunin zafi. Harsashi da aka kora da kyau yana da takamaiman zobe gare shi lokacin da aka taɓa shi da sauƙi-ƙaramar tsawa tana nufin matsala, sau da yawa rashin isasshen ƙonawa, wanda zai haifar da lahani na iskar gas a cikin simintin.
Sannan ana tura harsashin da aka harba zuwa wurin da ake zubawa. Lokacin da ke tsakanin hakar tanderu da zub da ƙarfe shine tseren. Bari harsashi yayi sanyi da yawa, kuma kuna haɗarin hazo yana gudana ko sanyi yana rufe yayin da gaban ƙarfe ya dage da wuri. Muna nufin zuba tare da harsashi tsakanin 800-1000 ° C, dangane da gami. Wannan yana buƙatar rashin daidaituwa tsakanin ma'aikatan tanderun da ƙungiyar saka hannun jari. Babu wurin jinkiri.
The Pour & Knock-Out: Inda Ka'idar ta hadu da bene
Zubawa da alama yana da ban mamaki, amma a wannan lokacin, an riga an rufe mafi yawan makomar simintin. Babban makasudin yanzu shine don cika m da sauri da tsabta. Muna amfani da garkuwar argon don allura masu amsawa kamar na tushen nickel don hana iskar shaka. Tsarin gating da aka tsara makonni da suka gabata yayin taron kakin zuma yanzu yana tabbatar da ƙimar sa. Kuna kallon karfe yana tashi a cikin kofin zuba, fatan yana da santsi, kwararar laminar ba tare da vortexing ba wanda zai iya zana a cikin slag.
Bayan ƙarfafawa da sanyaya, lokacin buga fita ne. Wannan aikin cathartic ne amma mai haɗari. Harsashi yana da karye amma yana iya zama abin mamaki. Muna amfani da injunan girgiza da wani lokacin guduma mai huhu don manyan simintin gyare-gyare. Manufar ita ce a cire harsashi ba tare da lalata simintin gyaran kafa ba ko sanya damuwa maras dacewa akan sassan bakin ciki. Don hadadden geometries na ciki, cire yumbu core shine ƙalubale na gaba. Wasu maganin soda ash suna aiki, amma don ƙaƙƙarfan ƙira a cikin sassan ƙarfe na gami, galibi muna yin amfani da jetting ruwa mai matsananciyar matsa lamba ko ma hanyoyin girgiza zafin zafi a hankali. Mataki ne mara kyau, mai tsananin aiki wanda ke tunatar da ku wannan ba tsarin tsaftataccen ɗaki ba ne.
Abin da ya rage da shi shine itacen simintin simintin gyare-gyare, sprue, ƙofofi, da duka. Duban gani na farko yana faruwa a nan. Babban lahani kamar ƙaƙƙarfan raguwa, fasa, ko cikawar da bai cika ba a bayyane suke. Amma abubuwan da suka fi dacewa - ramukan saman saman daga halayen harsashi, ɗan murdiya - suna buƙatar horar da ido. Sau da yawa za mu yanke samfurin simintin gyare-gyare daga bishiyar don saurin yanke-da-etch don bincika ƙarancin ƙasa kafin ƙaddamar da yankewa da ƙarewa.
Ƙarshe & Ƙarfafawa na Gaskiya-Duniya
Cutoff, yawanci tare da ƙafafu masu ƙyalli ko igiya, shine farkon ƙarewa. Daga nan sai ya zo ana nika don cire sandunan kofa. Wannan shine inda a ƙarshe aka gane juriyar juzu'i-ko a'a. Tsarin da aka tsara da kyau yana barin ƙananan haja don tsaftacewa. Muna nufin siffa ta kusa-net, amma gefen aminci na 0.5-1mm daidaitaccen ma'auni ne don yawancin ma'auni don ƙididdige ƙananan motsin simintin. Don kamfani kamar Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), tare da hadedde Injin CNC iyawa, wannan hanya ce mai mahimmanci. An ƙera simintin gyare-gyare tare da mashin datum ɗin a zuciya. Gefen da aka samo asali yana samar da simintin gyare-gyaren da ba kawai sautin geometric ba, amma kuma yana da daidaitattun kayan bango don injinan yin aiki da su. Wannan haɗin kai tsaye daga harsashi mold simintin gyaran kafa kuma zuba jari cikin ingantattun mashin ɗin da ke ba mu damar sarrafa kayan daga ductile jefa baƙin ƙarfe zuwa mafarki-to-na'ura cobalt na tushen gami kuma isar da abin da aka gama.
Binciken ƙarshe shine inda duk sarrafa sarrafa tsari ke biya. Takaddun ƙididdiga, gwajin shigar rini don lahani, X-ray don amincin ciki. Don manyan ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun kayan aiki, za mu yi cikakken takaddun shaida, gano lambar zafi na ingot ta hanyar gabaɗayan tsari. Yana da ƙarewa, amma ita ce hanya ɗaya tilo don tabbatar da aiki a aikace-aikace masu mahimmanci.
Kallon baya, asarar kakin zuma simintin gyaran kafa sarkar ce ta kananan matakai dari. Ƙarfin sarkar baya cikin kowace cikakkiyar hanyar haɗi ɗaya, amma a cikin fahimtar yadda kowace hanyar haɗin ke shafar na gaba. Yana da game da tsammanin yadda canjin ƙwayar allurar kakin zuma zai iya shafar lokacin bushewar harsashi don sashe mai kauri, ko kuma yadda zaɓin bakin karfe daraja yana rinjayar zafin zafin harsashi da ake buƙata don cikawa mai tsabta. Yana da cikakke, wani lokacin daɗaɗɗen ɗabi'a da aka gina akan tushe na masu canji masu sarrafawa da ƙwarewa mai wahala. Wannan shine abin da shekaru talatin a cikin wannan kasuwancin, kamar a QSY, da gaske yana nufin-ba kawai yin matakai ba, amma sanin zurfin, sau da yawa ba tare da magana ba a tsakanin su. Kuna iya samun zurfafa duban tsarinsu na haɗaɗɗen simintin gyare-gyare da injina a rukunin yanar gizon su, https://www.tsingtaocnc.com, wanda ke nuna wannan a aikace, falsafar ƙarshe zuwa ƙarshe.
