Kuna jin 'bataccen simintin kakin zuma' kuma yawancin masu hankali suna tsalle zuwa kayan ado ko kayan fasaha. Wannan shine kuskuren farko. A fagen masana'antu, muna magana ne game da rasa madaidaicin simintin gyaran kafa, ko simintin saka hannun jari, kuma tazarar da ke tsakanin zobe mai laushi da bangaren injin turbine ya kai girman tekun Pacific. Babban ƙa'idar tsohuwa ce, tabbatacciya, amma hukuncin kisa na zamani mummunar rawa ce ta ilmin sinadarai, yanayin zafi, da kuma haƙuri. Ba sihiri ba ne; jerin abubuwan da aka sarrafa ne na yuwuwar gazawar. Abokan ciniki da yawa sun zo cikin tunanin cewa ita ce amsar kowace matsala ta lissafi mai rikitarwa, ba tare da fahimtar cinikin ba: farashin aikin harsashi yumbu, iyakar girman daga allurar ƙirar kakin zuma har zuwa raguwar ƙarfe. Yana da kyakkyawan tsari, amma kawai lokacin da kuka san inda ainihin ƙarfinsa yake.
Dakin Kakin: Inda Ya Fara (Kuma Zai Iya Tafi Kuskure)
Ingancin ɓangaren ƙarfe na ƙarshe an kulle shi gaba ɗaya a matakin ƙirar kakin zuma. A nan ne kuke buƙatar abokin tarayya wanda ya samu. Na ga ayyuka da yawa sun gaza saboda an kashe sigogin allurar kakin zuma-zazzabi, matsa lamba, lokacin riƙewa. Kuna samun kyakkyawan tsari na kakin zuma, amma ɓoyayyun damuwa na ciki suna haifar da shi ta jujjuya daga baya yayin ajiya, ko mafi muni, yayin matakin dewaxing, wanda ke haifar da fashewar harsashi. Kasawar shiru ce kawai ka gano bayan zuba narkakkar karfe. A shagunan da suka san kasuwancin su, kamar QSY (Qingdao Qiangsenyuan Technology Co., Ltd.), sun gina wannan shekaru 30 na gwaninta a cikin ka'idojin dakin kakinsu. Ba wai kawai don yin siffar ba; yana game da yin kwafin kakin zuma mai jujjuyawa mai jujjuyawa, wanda zai iya tsira da wahala mai zuwa.
Zaɓin kayan abu don kakin zuma da kansa cikakken kimiyya ne. Haɗuwa daban-daban don nau'ikan geometries daban-daban-wasu don sauƙin narkewa, wasu don kyakkyawan gamawa. Haɗin samfuran kakin zuma akan bishiyar tsakiya wani nau'in fasaha ne. The sprue kwana, da tazara don tabbatar uniform harsashi shafi da kuma dace ciyar a lokacin solidification... samu wannan kuskure, kuma za ku ji da shrinkage porosity a cikin Premium bakin karfe simintin gyaran kafa. Waɗannan matakan tushe ne, galibi ana yin watsi da su a cikin ƙasidu masu sheki, waɗanda ke raba madaidaicin tushe daga mai zubo ƙarfe.
Kuma bari mu yi magana kayan aiki. Samfuran aluminium don allurar ƙirar kakin zuma babban farashi ne na gaba da nutsewar lokaci. Wannan ita ce babbar ƙofar yanke shawara. Don yin samfuri ko ƙaramin ƙara, wani lokaci muna amfani da ƙirar bugu na 3D kai tsaye, muna sadaukar da ɗan ƙarewa don saurin gudu. Amma don gudanar da samarwa, musamman ga manyan abubuwan nickel na QSY sau da yawa suna iyawa, kuna buƙatar wannan ƙirar ƙarfe mai taurin. Lokacin jagora da farashi anan tace abubuwan da basu da mahimmanci. Ba za ku fara wannan tsari na tsawon guda 50 ba sai dai idan ɓangaren ba shi da wahala.
Ginin Shell: Armor na yumbu, Layer ta Layer
Wannan shi ne zuba jari a cikin zuba jari. Ana tsoma bishiyar kakin zuma a cikin slurry yumbu, sanya shi da yashi, a bar shi ya bushe. Maimaita. Bakwai, takwas, sau tara. Yanayin zafi na ɗakin da kula da zafin jiki yana da mahimmanci - idan Layer na baya bai bushe ba zuwa ainihin, na gaba zai kama danshi, wanda zai haifar da fashewar tururi a lokacin zafi mai zafi a cikin autoclave. Na ji pops. Sauti ne mai ciwo, ma'ana harsashi ya ɓace kuma kwanakin aiki sun tafi.
Tsarin yumbu wani maɓalli ne. Don daidaitaccen ƙarfe na carbon, tsarin tushen silica na kowa zai iya isa. Amma lokacin da kuka matsa zuwa ga gami masu amsawa kamar lissafin QSY na tushen nickel ko cobalt, kuna buƙatar matakan da ba su da amsawa, sau da yawa tushen zircon, don hana gurɓacewar ƙasa. Harsashi ba kawai gurbi ba ne; shingen sinadari ne. Zaɓin yashi na stucco (zircon, alumina-silicate) yana rinjayar tasirin harsashi da ƙarfin zafi. Yayi rauni sosai, yana fashe a ƙarƙashin matsin kai na karfe. Ba zai yuwu ba, kuma kuna samun iskar gas. Ayyukan daidaitawa ne da aka inganta kan dubban gine-gine.
Bayan gashi na ƙarshe, harsashi yana buƙatar bushe sosai sannan a jefa shi a cikin tanderun da ke kusa da 1000 ° C. Wannan yana kona duk wani ragowar kakin zuma, yana sanya yumbura zuwa cikin ƙarfi mai ƙarfi, monolithic mold, kuma yana kawo shi zuwa zafin jiki don zubawa. Zuba cikin harsashi mai zafi tare da sanyi yana tasiri matuƙar ƙarfi da ruwan ƙarfe da tsarin hatsi na ƙarshe. Wannan shine inda tsarin ke haɗa ƙarfe da yumbu. Ba za ku iya samun sashin narkewa mai kyau ba; kuna buƙatar ƙungiyar harsashi da ƙungiyar narkewa a daidaitawa.
Zubawa & Ciki: Ba Ƙarshen Labari ba
Zubawa kamar kololuwa, amma wani mataki ne mai sarrafawa. Ana narkar da gawa, sau da yawa a cikin tanderu ko tanderun shigar da ke sarrafa yanayi, musamman ga waɗancan gami na musamman. Ruwan turbine, alal misali, suna buƙatar zubar da ruwa don hana iskar oxygenation. Ana zuba karfe a cikin kwandon da aka riga aka yi zafi. Sa'an nan, jira. Dole ne a sarrafa ƙarfi. Wani lokaci ana sanya dukkan bishiyar a cikin bargon rufi mai zafi don haɓaka haɓakar jagora, ciyarwa daga sprue don hana ƙananan raguwa a cikin ɓangaren kanta.
Knock-Out and Yanke-Kashe
Da zarar an yi sanyi, ana cire harsashi yumbu da ƙarfi ta hanyar girgiza ko fashewar ruwa. Abin da ya rage shi ne bishiyar ƙarfe da ke tsiro sassanku, an lulluɓe shi da siraran yumbu mai wuta wanda aka haɗa zuwa saman. Wannan shine inda aka bayyana ƙarewar simintin simintin gyare-gyare. Kyakkyawan tsarin harsashi yana haifar da ƙarewa wanda zai iya buƙatar fashewar haske kawai. Talakawa ya bar ma'auni mai girman gaske da shigar da ke ci cikin kayan injina.
Sa'an nan kuma ya zo da mummunan yankewa. Yin amfani da ƙafafun abrasive ko yanzu fiye da haka, manyan jiragen ruwa masu matsa lamba ko bandeji na CNC, an yanke sassa ɗaya daga tsakiyar sprue. Wannan yana barin kututture wanda dole ne a yi ƙasa daga baya. Aikin yankewa yana buƙatar kulawa don gujewa haifar da damuwa ko lalata sifofin simintin gyaran kafa.
Lokacin da Simintin Simintin Daidaitawa Ya Haɗu da CNC: Abokin Mahimmanci
Kadan sosai rasa madaidaicin simintin gyaran kafa sassa suna shirye don amfani kai tsaye daga itacen. Wannan shine babban kuskure na biyu. Wannan tsari yana kusantar ku da sifar yanar gizo, amma mu'amala mai mahimmanci - ramukan kusoshi, saman rufewa, madaidaicin ƙusa-kusan koyaushe yana buƙatar injina. Wannan shine dalilin da ya sa wani tushe tare da haɗakar damar CNC, kamar abin da kuke gani a aikin QSY (tashar tashar su a tsingtaocnc.com tana da cikakken bayani game da wannan haɗin gwiwa), yana da fa'ida mai yawa. Kasuwar kafe da injuna suna magana da yare ɗaya. Mai zanen simintin gyare-gyare ya san barin isassun kayan inji amma ba wuce gona da iri ba. Mai tsara shirye-shirye na CNC ya san yuwuwar ɓoyayyun matsalolin da ke cikin simintin gyare-gyare da kuma yadda ake jera yankan don kiyaye kwanciyar hankali.
Na tuna da bawul jiki a duplex bakin karfe. Ɗaukar simintin ya yi kyau, amma yayin da ake yin gyaran fuska na flange, an bayyana ƙaramin aljihu na raguwar ƙasa. Ya kasance a wurin da ba shi da mahimmanci, amma aibi ne. Saboda mashin ɗin an yi shi a cikin gida ta kamfani ɗaya da ya jefa shi, madaidaicin amsa ya kasance nan take. Tawagar ma'adanin za ta iya mayar da ita zuwa wata matsala mai yuwuwa akan wannan takamaiman wurin bishiyar. An magance matsalar don tsari na gaba. Idan an yi aikin injin ɗin, wannan ra'ayin ba zai taɓa faruwa ba, ko kuma da an rasa a cikin fassarar da zargi.
Haɗin kai ya game fiye da dabaru kawai. Yana game da rabon alhakin kashi na ƙarshe. Mai injin ya fahimci kwararar hatsin simintin gyare-gyare da kuma yuwuwar tabo mai wuya daga hulɗar harsashi. Wannan yana sanar da zaɓin kayan aiki da saurin yankewa. Yana juya dangantakar mai ba da kayayyaki zuwa masana'antar masana'anta guda ɗaya, wanda ga hadaddun, sassa masu daraja a masana'antu kamar makamashi ko sararin samaniya, shine kawai hanyar tabbatar da dogaro.
Haƙiƙanin Abu: Ba Duk Ƙarfe Ba Suke Hala I ɗaya ba
Kasidar ta ce mun jefa bakin karfe, gami da nickel, gami da cobalt. Yana sanya shi sauti mai canzawa. Ba haka ba. Kowane iyali na da hali daban a cikin rasa madaidaicin simintin gyaran kafa tsari. Carbon da ƙananan ƙarfe na ƙarfe suna da ɗan gafartawa, tare da ingantaccen ruwa da raguwar tsinkaya. 300-jerin bakin karfe? Suna da kewayon ƙarfi mai tsayi, wanda zai iya sa su zama masu saurin tsagewa idan ba a sarrafa rigidity da sanyaya.
Amma superalloys, nickel da cobalt na tushen, wani dabba ne. Suna da manyan abubuwan narkewa, wanda ke ƙara jaddada harsashi yumbura. Sau da yawa suna amsawa, suna buƙatar waɗanda ke fuskantar yadudduka. Ƙaunar su na iya zama jagora sosai. Gilashin zafin jiki na zubowa suna kunkuntar. Samun yin simintin sauti a cikin wani abu kamar Inconel 718 shaida ce ga sarrafa tsarin tushen tushe. Wannan shine inda shekarun da suka gabata na gwaninta a kamfani kamar QSY suka zama abin gani. Ba game da samun tanderun da zai iya kai ga zafin jiki ba; game da sanin ainihin yadda ake zuba, sanyi, da zafi-bi da takamaiman gami don saduwa da ƙayyadaddun kayan aikin injiniya. Wannan ilimin yana da wuyar nasara, sau da yawa ta hanyar abubuwan da suka gabata waɗanda basu dace da ƙayyadaddun bayanai ba.
Binciken gazawa muhimmin sashi ne na aikin. Wani sashe ya gaza yin aikin rediyo ko gwajin shiga. Batun harsashi ne? Ƙirar ƙirar gating? Kuskuren zazzabi mai zubowa? Wani gurɓataccen abu? Amsar ba ta da sauƙi. Kuna yayyaga tsarin baya, mataki-mataki. Wannan juzu'i mai jujjuyawar, matsalar warware matsala ita ce tushen ainihin simintin gyare-gyaren duniya. Ba daidai ba ne, ba na layi ba, kuma yana da matuƙar mahimmanci don ci gaba. Kamfanonin da suka dawwama a wannan fanni, waɗanda kuke samu tare da ingantaccen tarihin aiki a bayan shafi kamar https://www.tsingtaocnc.com, sun kafa wannan koyo daga gazawa. Yana cikin takaddun saitin su, littattafan tsarin su, da ilhami na masu fasahar bene.
Rufe Madauki: Tsari ne, Ba samfuri ba
Don haka, lokacin kimantawa rasa madaidaicin simintin gyaran kafa, ba da gaske kuna siyan sashi ba. Kuna siye cikin tsari-dogaye, mai rikitarwa, da sarkar fasaha na abubuwan da suka faru tare da madaukai na amsawa da yawa. Ƙimar ba kawai a cikin lissafi na ƙarshe ba; yana cikin amincin kayan abu, ingancin tsari, da ingancin saman da tsarin zai iya bayarwa idan an yi daidai. Yana da tsada kuma yana ɗaukar lokaci, kuma ga sassa masu sauƙi, yana da wuce gona da iri.
Amma ga bangaren da ya dace — hadaddun hanyoyin shiga ciki, ganuwar sirara, kyakkyawan ƙarewa, wanda aka yi daga na'ura mai wahala-zuwa na'ura - galibi ba a sami madadin ba. Makullin shine haɗin gwiwa tare da mai siyarwa wanda ke ganin cikakken hoto, daga injin allurar kakin zuma zuwa injin CNC, kuma yana da tabo don tabbatar da cewa sun koya daga kowane kuskure a hanya. A nan ne aka haifi madaidaicin gaskiya, ba daga labarin farko mara aibi ba, amma daga yunƙurin sarrafa kowane maɓalli a cikin sanannen sana'a mai saurin canzawa.
