Lokacin da kuka ji 'ɓataccen simintin yashi', galibi suna tunanin ƙayatattun kayan adon ko kayan fasaha. Wannan shine tarkon gama gari. A cikin mahallin masana'antu, musamman don hadaddun, ƙananan ƙananan ƙananan ƙananan ƙananan ƙananan ƙarfe, dabba ce ta daban gaba ɗaya. Ba wai kawai game da yin ƙira ba; shi ne game da gudanar da aure tsakanin madaidaicin tsari na kakin zuma da yashi mai juriya, sanin ainihin inda tsarin zai yaƙe ku, da samun mashin ɗin don share ɓarnar da ba makawa ya bari.
Babban Rudani: Ba Tsabtace Zuba Jari Ba Ne
Mutane sukan dunƙule shi duka a ƙarƙashin 'simintin saka jari'. Amma simintin saka hannun jari na gaskiya yana amfani da harsashi yumbu. Yashin yashi ya ɓace shi ne mafi ƙanƙanta, ɗan uwansa. Har yanzu kuna farawa da kakin zuma ko ƙirar mai narkewa—wannan shine ɓangaren 'ɓataccen kakin zuma'. Amma maimakon gina yumbura, kuna shirya wannan ƙirar a cikin tulun yashi, galibi kuna amfani da yashi mai ɗaure. Kuna narke da kakin zuma, zuba ƙarfe a ciki. Ƙarshen saman ba zai zama gilashi ba kamar aikin harsashi na yumbura, amma ga sassa masu yawa, musamman ma mafi girma, wuri ne mai dadi mai tsada. Kalubalen shine sarrafa halayen yashi yayin ƙonawa da zubewa.
Inda kuke ganin gaske bambanci yana cikin daftarin aiki. Don harsashi yumbu, zaku iya tafiya tare da kusurwoyin daftarin kusa-sifili akan alamu. Tare da yashi, kuna buƙatar ƙarin. Ba da yawa ba, amma ya isa ya bar yashi ya daidaita daidai kuma a saki ba tare da yage ba. Na ga ayyukan sun gaza saboda mai ƙira, wanda aka saba amfani da shi don saka hannun jari dalla-dalla, ya aika da tsari tare da bangon tsaye don tsarin yashi. Kwayoyin sun rushe. Ya kasance hargitsi. Dole ne ku tsara don matsakaicin mold.
Wannan shi ne inda kwarewar shago ita ce komai. Kamfanin kamar Qingdao Qiangsenyuan Technology Co., Ltd.(QSY), tare da shekaru talatin da suka yi a cikin simintin gyare-gyare da injina, da alama sun ga kowane ci gaba na wannan. Sun jera duka nau'ikan harsashi (wani lokaci na simintin saka hannun jari na yumbu) da simintin saka hannun jari daban akan rukunin yanar gizon su. https://www.tsingtaocnc.com, wanda ke gaya mani sun fahimci bambancin. Lokacin da kuke aiki tare da gami na musamman - tushen nickel, tushen cobalt - wannan bambanci yana da mahimmanci. Tsarin gating don superalloy a cikin ƙirar yashi tare da harsashi yumbu shine duniya daban dangane da ɓarkewar zafi da yuwuwar haɗawa.
Yashi Da Kanta: Fiye da Datti kawai
'Yashi' a cikin sunan yaudara ne. Ba yashi bane filin wasa. Yawanci yashi silica ne ko yashi zircon, wanda aka lulluɓe shi da abin ɗaure resin—sau da yawa tsarin phenolic ko furan. Matsakaicin, lokacin haɗawa, zafin warkewa; waɗannan ba masu canji ba ne, umarni ne. Samun haɗin ba daidai ba, kuma ƙarfin ƙirar ku ya ƙare. Yayi rauni sosai, yana fashe yayin zubawa. Yayi ƙarfi sosai, baya bada izinin raguwar ƙarfe da ya dace, yana haifar da hawaye masu zafi a cikin simintin da kanta.
Mun koyi wannan hanya mai wuya akan bacin bakin karfe bawul. Yashi ya yi yawa. Simintin gyare-gyaren ya fito yana kama da kamala, amma gwajin ultrasonic ya nuna yanar gizo na ƙananan fashe kusa da cibiyoyin zafi. Samfurin ya daure sosai, yana fada da karfe yayin da yake sanyi. Dole ne a kwashe gaba ɗaya. Gyaran bai kasance mai rikitarwa ba-kawai daidaita yanayin warkewa-amma sanin abin da za'a daidaita ya fito ne daga shekarun danganta yanayin gazawar baya ga sigogin aiwatarwa.
Wani nuance shine gyaran yashi. Ba za ku iya sake amfani da shi mara iyaka ba. Mai ɗaure ya rushe, tara tara. Kyakkyawan tushe yana lura da LOI (Asara akan ƙonewa) na yashi da aka kwato. Zan yi sha'awar ganin yadda aiki na dogon lokaci kamar QSY ke sarrafa rayuwar rayuwar yashi, musamman lokacin sauyawa tsakanin kayan kamar simintin ƙarfe da gami da nickel. Girke-girke na yashi daga dangin gami zuwa wani na iya gabatar da abubuwan gano da ke lalata ƙarfe.
Tsarin Kakin Kaki: Inda Sarrafa Maɗaukaki Ya Fara (da Ƙare)
Komai yana rataye akan tsarin. Domin rasa kakin zuma simintin gyaran kafa, kana yawan amfani da kakin zuma mai laushi, ƙananan narkewa fiye da aikin harsashi yumbu. Yana buƙatar zama mai ƙarfi sosai don ɗaukar yashi ramming amma taushi isa ya narke da tsabta ba tare da saura ba. Ragowar shine mai kisa. Duk wani gunkin carbonaceous da ya rage daga kakin zuma zai haifar da lahani a cikin simintin.
Siffofin allura don al'amarin kakin zuma fiye da yadda yawancin mutane ke tunani. Matsi, zafin jiki, da lokacin riƙewa suna shafar raguwar kakin zuma da ingancin saman. Wurin da ya nutse a kan kakin zuma na iya zama kamar maras muhimmanci, amma yana fassara kai tsaye zuwa wani wuri mai bakin ciki a bangon karfe na ƙarshe. Mun taɓa samun lahani akai-akai akan gidajen famfo-koyaushe a cikin sashin layi ɗaya. Ya ɗauki makonni don gano shi zuwa ga allurar kakin zuma mai sanyaya mara kyau. Tsarin kakin zuma yana murɗawa yayin da yake sanyaya, amma yana da hankali sosai kawai kuna iya ganin sa tare da duban jig.
Wannan shine dalilin da ya sa haɗin kai tare da machining, kamar ayyukan CNC na QSY, ba za a iya sasantawa ba. Ba kasafai kuke samun simintin simintin net ɗin daga wannan tsari ba, musamman tare da hadaddun geometries. Kayan aikin ƙirar suna sawa, yashi yana motsawa minti kaɗan. Sashin simintin simintin gyare-gyaren kayan aikin ku ne. CNC machining mataki ne inda ka buga karshe girma da kuma haƙuri. Wasan wasan kwaikwayo ne guda biyu: yin simintin gyare-gyare yana samun kashi 95% a wurin, injina yana ba da kashi 5% na ƙarshe tare da daidaito.
Gating da Ciyarwa: Injiniyan Gaibu
Wannan shine baƙar fata na aikin kafa. Zuba narkakkarfa a cikin kwandon yashi ba kamar cika guga ba ne. Kuna buƙatar tsarin-masu gudu, ƙofofi, masu tashi-don sarrafa kwarara da ciyar da raguwa yayin da ƙarfe ya ƙarfafa. Domin rasa kakin zuma simintin gyaran kafa, ana gina wannan tsarin sau da yawa a cikin tsarin ƙirar kakin zuma kanta. Alamun kakin zuma da yawa suna haɗe zuwa 'itace' kakin zuma na tsakiya wanda ke samar da kofin zubewa da masu gudu.
Zayyana wannan bishiyar ƙwarewa ce mai tsabta. Sanya mai tashi a wurin da bai dace ba, kuma kuna ƙirƙiri wurin zafi mai zafi wanda a zahiri yana haɓaka haɓakar ƙura. Yi amfani da ƙofar da ta yi ƙanƙara, za ku sami hazo da sanyi. Ya yi girma sosai, kuma kuna haifar da tashin hankali da yawa wanda ke kama yashi da tudu. Na tuna wani aiki don dacewa da tagulla na ruwa inda muka ci gaba da gano abubuwan da aka haɗa da yashi. Mun tweaked zafin zubo, tace karfe, babu wani aiki. A ƙarshe, wani mai yin ƙirar tsoho ya dube shi, ya ce ƙofar tana shiga cikin rami mai tsayi da tsayi, wanda ya sa ƙarfen ya yi jigilar jirgin tare da lalata bangon yashi. Yayi gaskiya. Canji mai sauƙi a cikin shimfidar taron kakin zuma ya warware shi.
Wannan matakin warware matsalar shine abin da kuke tsammani daga wurin ƙwararru. Duban kayan QSY yana aiki tare da - bakin karfe, gami na musamman - ƙirar gating yana da mahimmanci. Wadannan gami da daban-daban fluidities da solidification alamu fiye da fili carbon karfe. Ƙirar ƙofa da ke aiki don simintin ƙarfe na iya haifar da tsagewa a cikin abin da aka yi da nickel. Ba tsari ɗaya ba ne.
Me yasa har yanzu yana da mahimmanci a cikin duniyar CNC
Tare da injunan CNC 5-axis na zamani, zaku iya tambayar me yasa kuke damuwa da simintin kwata-kwata? Me yasa ba kawai inji daga mashaya mai ƙarfi ba? Don samfurori guda ɗaya, watakila. Amma don samarwa yana gudana ko da guda 50-100, rasa kakin zuma simintin gyaran kafa yayi nasara akan ingancin kayan aiki da farashi, musamman tare da gami masu tsada. Kuna sanya karfe ne kawai a inda ake buƙata, ba tare da yin amfani da kashi 70 cikin 100 na billet ɗin nickel mai tsada ba. Siffar siffa ta kusa-net ɗin tana adana ba kawai kayan aiki ba, har ma da ɗimbin lokaci na inji.
Hakanan yana ba da izini ga geometries waɗanda ba su da amfani ko ba za su yuwu ba tare da mashin ɗin kawai. Wuraren ciki, ƙasƙanci, rikitattun filaye masu lanƙwasa-waɗannan ana iya samun su kai tsaye ta mold. Aikin CNC na gaba shine don daidaitattun fuskoki, zaren, da saman mating. falsafar masana'anta ce ta matasan. Kamfanin da ke ba da simintin gyare-gyare da injina a ƙarƙashin rufin ɗaya, kamar yadda QSY ke yi, yana fahimtar wannan haɗin gwiwa sosai. Za su iya haɓaka ƙirar ɓangaren don dukan tafiyar masana'anta, ba kawai mataki ɗaya na sa ba.
Ainihin gwajin shine a cikin gyaran tsofaffi ko sassan da ba a gama ba. Maimaita injiniyan abin da ya karye, ƙirƙirar ƙirar kakin zuma daga sikanin 3D ko tsohon sashi, da gudanar da ƙaramin tsari ta hanyar simintin yashi da aka ɓace galibi shine kawai mafita mai yiwuwa. Yana kiyaye kayan aikin gado yana gudana. Wannan aiki ne mai amfani, mara kyan gani, amma babban amfani da wannan tsarin tsohuwar makaranta. Ba game da babban girma na sarrafa kansa ba; game da sassauƙa, ƙwararrun aikin ƙarfe ne. Kuma wannan, ina zargin, shine abin da ya ci gaba da aiki a cikin shekaru da yawa na canjin masana'antu.
