Lokacin da kuka ji 'simintin saka hannun jari don injunan injiniya,' hoton nan da nan na iya zama na tsattsauran ra'ayi, hadadden injin turbin don sararin samaniya. Wannan ƙungiya ce ta gama-gari, kusan mai juyowa. Amma a cikin duniyar datti-karkashin kusoshi na duniya masu motsi, masu tonawa, da akwatunan kaya masu nauyi, aikace-aikacen ya fi grittier, ana yin shawarwari daban-daban, kuma farashin-matsa lamba ba shi da iyaka. Ba game da cimma kamala na ka'idar ba; game da isar da sashin da ke tsira da nauyin ton 20 a cikin ramin laka na tsawon awanni 10,000 ba tare da kasawa ba. Wannan bambanci shi ne komai.
Ƙaƙƙarfan Ƙarƙashin Ƙarfafawa
Abokan ciniki sukan zo cikin ƙayyadaddun akan lissafi. Dubi wannan tashar ta ciki, sun ce, suna nuna samfurin CAD. Kuma a, saka hannun jari ya yi fice a hakan. Amma don haɗin gwiwar hannu mai haɓaka ko jikin bawul ɗin ruwa, ƙimar gaske ba kawai tana tsara abin da ba zai yiwu ba. Mutuncin abin duniya ne a ƙarƙashin tasiri da gajiya. Na ga ƙaƙƙarfan tsarin kakin zuma da aka fassara zuwa simintin gyare-gyare waɗanda suka gaza a gwajin filin saboda an ɗauki zaɓin gami a matsayin tunani na baya. Tsarin yana farawa da kayan aiki, ba mold ba. Kamfanonin da ke samun wannan, kamar Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), da tsawon rai don nuna shi. Shekaru talatin a cikin wannan alkuki yana nufin sun ga abin da alloys ke aiki a inda. Hankalinsu akan musamman gami- tushen nickel don lalata a cikin famfunan slurry, tushen cobalt don lalacewa a cikin sassan ɓangarorin - alama ce ta gogewa mai amfani, ba kawai ma'anar harsashi ba.
Akwai rashin fahimta mai dorewa cewa jefar da hannun jari tsari ne na gamawa. Ba haka ba. Musamman ga sassan injina. Fuskar simintin simintin gyare-gyare na iya zama mai kyau, amma yanayin mating don babban hatimi? Taba. Wannan shine inda haɗin kai tare da mashin ɗin CNC ya zama wanda ba za a iya sasantawa ba. Ba kawai muna yin simintin gyare-gyare ba; muna yin preform na kusa-net-tsari don mashina mai mahimmanci. Na tuna wani aiki don ƙaƙƙarfan mai ɗaukar kaya na duniya. Simintin gyare-gyaren ya sami tabo na ciki da aljihunan ajiyar nauyi, amma fuskar flange na buƙatar juriyar 0.05mm. Kamfanonin da suka ɗauki mashin ɗin azaman matsalar wani ya haifar da mafarki mai ban tsoro na al'amuran daidaitawa. Shagon da ke haɗa tsarin mashin ɗin cikin ƙirar simintin farko, wanda shine haɗin kai da kuke gani a aiki kamar QSY (shafin su a tsingtaocnc.com a sarari yana haɗa simintin gyare-gyare da injina), yana adana watanni na ciwon kai. Wani tunani ne na daban.
Inda Shell Mold Ya Tsaya (Kuma Inda Bai Yi ba)
Wannan yana haifar da muhawara ta har abada a cikin sarkar samar da injuna: harsashi mold simintin vs. saka jari. Ba matsayi mai sauƙi ba ne. Don babba, mai sauƙi mai sauƙi, shinge mai kauri, ƙirar harsashi shine sarki-ya fi sauri, mai rahusa. Amma lokacin da kake da muryoyin ciki, ganuwar bakin ciki kusa da sassa masu kauri, ko buƙatar ingantaccen tsarin hatsi na ƙarfe, saka hannun jari yana jan gaba. Sheramic harsashi a zuba jari yana ba da damar mafi kyawun daki-daki da mafi kyawun kulawar sanyaya.
Misalin kankare: sa faranti don shugaban rawar dutse. Shell mold zai iya samar da shi, amma daidaiton taurin da kaifin ƙugiya masu taurin kai koyaushe wasa ne. Canzawa zuwa simintin saka hannun jari don waɗannan ɓangarorin lalacewa masu mahimmanci sun ba mu abubuwan da za a iya faɗi, daidaitattun kayan abu. Farashin kowane ɓangare ya fi girma, amma raguwar gazawar filin da rage lokacin mai amfani ya haifar da ceton yanar gizo. Wannan shi ne abin da ya dace. Yana da kusan jimlar kuɗin mallakar, ba kawai farashi ba. Anan ne ake gwada ƙwarewar mai siyarwa - shin za su iya jagorantar ku zuwa tsarin da ya dace, koda kuwa ba shine farkon da ya fi arha ba?
Iblis a cikin Cikakkun bayanai: Gating, Rushewa, da Gaskiya
Zane-zane na littafin karatu ba su da amfani. Don madaidaicin matsi mai ƙarfi akan injin tono, ba kawai kuna ciyar da ƙarfe ba; kuna jagorantar ƙarfafawa don ƙirƙirar ƙwayar hatsi mai sauti tare da hanyoyi masu nauyi. Mun koyi wannan hanya mai wuya akan tarin makamai na dakatarwa. Kyawawan simintin gyare-gyare, an wuce X-ray. Amma a gwajin gajiya, sun fashe a wani takamaiman wuri. Binciken gazawar ya yi nuni zuwa ga ƙaramin gungu na raguwar porosity daidai inda damuwa mai ƙarfi ya kai kololuwa. Gating ɗin ya yi daidai a zahiri don cikawa, amma ba daidai ba ne don rayuwar injinan ɓangaren. Dole ne mu sake tsara tsarin mai gudu da kuma hawan hawan, ƙara farashi da taro a wuraren da ba su da mahimmanci don cire ƙarfafawa ta cikin yanki mai mahimmanci. Ya yi aiki.
Wannan shi ne rashin kyawawa jigon aikin. Ƙarfe ne, haɓakar ruwa, da nazarin damuwa duk suna haɗuwa a cikin harsashi na yumbu. Jerin masu kaya jefa baƙin ƙarfe kuma bakin karfe kantin sayar da kayayyaki ne. Ɗayan da ke magana game da ƙera narke da ƙurawar preheat don wani bakin karfe mai duplex don hana samuwar lokaci na sigma don ɓangaren ma'adinai mai lalata - wannan abokin tarayya ne. Takaitaccen gabatarwa na QSY yana ambaton ayyukansu a cikin wannan bakan, daga maki gama gari zuwa abubuwan ban mamaki. Wannan kewayon yana nuna cewa dole ne su magance waɗannan matsalolin, ba kawai ƙarafa ba.
Rashin gazawa azaman Aikin Tilastawa
Ba ka da gaske ka koyi simintin saka hannun jari don injina har sai kun lura da gazawar. Mafi koyar da ni shine saitin abubuwan motsa jiki don famfo mai nauyi mai nauyi. Inconel 625, ruwan wukake masu ban mamaki. Sun wuce duk NDT. Watanni shida a cikin filin, bala'i ga karaya. Mai laifi? Ragowar kayan harsashi. Wani guntu na tsakiyar yumbu, wanda aka makale a cikin wani wuri mai sanyaya na ciki da muke tunanin a fili yake, ya haifar da wuri mai zafi kuma ya canza ƙananan ƙirar gida yayin aiki. Ya zama maƙasudin ƙaddamar da tsagewa. Gyaran ba ƙarin dubawa ba ne; ya kasance mafi m da ingantaccen tsarin leaching don ainihin cirewa. Yanzu, lokacin da na kimanta mai sayarwa, na yi tambaya game da ainihin ka'idojin cire su don hanyoyin makafi. Amsar tana gaya mani fiye da kowace takardar shaidar inganci.
Haɗin kai ita ce kawai hanyar gaba
Duban yanayin ƙasa a yanzu, gaba ba a cikin gidajen simintin gyare-gyare na tsaye. Injin Injiniya OEMs suna matsi lokutan jagora kuma suna buƙatar cikakken alhakin abubuwan. Samfurin nasara shine haɗin kai tsaye: yin ƙira, simintin gyare-gyare, magani mai zafi, da injina daidai a ƙarƙashin rufin ɗaya, ko aƙalla ƙarƙashin daidaitawa. Wannan yana sarrafa masu canji. Lokacin da mashin ɗin ya sami ɗan karkata a cikin simintin gyare-gyare, nan da nan za su iya mayar da martani ga injiniyan kafa, kuma ana gyara zubewar gaba. Rabuwar waɗannan ayyuka yana ƙara makonni da yadudduka na rashin fahimta.
Wannan shine dalilin da ya sa samfurin kamfani kamar QSY yana da ma'ana. Kwarewar da suka bayyana a duka biyun harsashi mold simintin gyaran kafa kuma zuba jari, haɗe da Injin CNC, ba jerin sabis ba ne kawai. Sanin cewa sashin shine samfurin ƙarshe, ba simintin gyare-gyare ba. Shekarunsu uku masu yiwuwa na nufin sun samo asali ne daga tushe zuwa masu samar da mafita, saboda kasuwa ta tilasta musu. Ba za ku iya tsira daga wannan dogon lokaci na hidimar sashin injiniyoyi ta hanyar yin ƙirar kakin zuma masu kyau ba. Kuna tsira ta hanyar tabbatar da ɓangaren da ya kulle jikin injin bai dawo ba.
Don haka, lokacin da kake samowa, duba fiye da mabuɗin. Nemo shaidar haɗakar warware matsala. Tambayi game da takamaiman halayen gami a cikin aikace-aikacen irin wannan. Bincika don labari game da gazawa da abin da aka koya. Haqiqa gwaninta a ciki zuba jari simintin gyaran kafa ga injiniyoyi sassa an binne shi a cikin waɗancan cikakkun bayanai masu amfani, nesa da alkawuran tallace-tallace masu haske. Yana cikin nauyin kamfani mai shekaru 30 wanda har yanzu yana daidaitawa, kuma cikin kwanciyar hankali da ke fitowa daga gyara abin da ya karye.
