Paunonzwa 'nickel alloy', chinhu chekutanga chinouya mupfungwa 'chakaoma' kana 'chinodhura'. Izvo hazvina kukanganisa, asi ndipo panotangira kurerutsa. Mumakore angu akatenderedza mashopu uye zvitoro zvemuchina, ndakaona mapurojekiti akawandisa achigumburwa nekuti mumwe munhu achangobva kududzira nickel alloy padhirowa, achifunga kuti ibhureti remashiripiti. Chokwadi ndechekuti, imhuri, uye kutora nhengo isiriyo — sekuvhiringa Inconel 625 yeHastelloy C-276 munzvimbo ine chloride yakaoma — inzira yekumhanyisa kune inodhura zvakanyanya paperweight. Dhiyabhorosi haangori mumakemikari; zviri mumatorero aunoita kubva pakunyunguduka kuenda pachikamu chapera, chinoshanda.
Iyo yekukanda Conundrum: Haisi Kungodurura Simbi
Ngatitaure nezve kugadzira chimiro kutanga. With nickel alloy, hurongwa hwekukanda mari - izvo zvave zvichiitwa nechikwata changu kuQSY kwemakumi emakore - kazhinji ndiko kuenda kune yakaoma geometries. Asi heino inoshanda hiccup vazhinji vanokanganwa: gating uye kudya. Aya alloys ane maitiro akasiyana ekusimbisa zvichienzaniswa nesimbi dzakajairwa. Iwe haugone kungoshandisa zvakare yakafanana gating system dhizaini. Takadzidza izvi kare neboka remapellers. Yaishandiswa yakajairwa simbi pateni, yakazopedzisira yave nehutsinye hwemakomba mumidzi yeblade. Iyo yakanyunguduka yaive yakanaka, iyo chemistry yakakwana, asi chikamu chaive chakaraswa nekuti isu takabata maitiro ekukanda sechinhu. Iye zvino, kune zvitsva zvese nickel alloy giredhi, isu tinomhanyisa simulations yekusimbisa. Haisi yedzidzo; ndezvekusadurura zviuru zvemadhora zve superalloy inonyungudika muforoma isina kukwana.
Shell mold casting chimwe chikara. Kune zvimiro zviri nyore, zvinodhura-zvinoshanda. Asi kupisa kwekushomeka kwegomba kwakakosha. Nickel alloys anowanzo kudururwa pamhepo dzakakwirira, uye goko rinogona kubata kabhoni simbi rinogona kutsemuka kana kutsveyama, zvichitungamira kunyaya dzedimensional kana kupinda kwesimbi. Isu tinopa chaiyo zircon-based refractories yedu nickel alloy shanda. Iri ruzivo, asi kusvetuka zvinoreva kuti uri kubhejera nekupedza kwepamusoro uye kushivirira kwakadzika kubva pakutanga.
Uye ipapo kune post-casting kuchenesa-kucheka magedhi uye feeder. Nechimwe chinhu chakaita seInconel 718 mune chembere mamiriro, zvatove kushanda-kuomesa. Kushandisa iyo isiriyo abrasive yekucheka disc kana kuisa yakawandisa kudzvanya kunogadzira nzvimbo yakaoma iyo inogona kuve inotyisa kune inotevera. CNC machining. Dzimwe nguva, zviri nani kuita rough cut in the solution-treated state, wobva wakura. Inowedzera nhanho, asi inochengetedza maturusi uye misoro gare gare. Izvi hazvisi zvemabhuku; ireja-bhuku logic yakadzidzwa kubva kune rework maodha.
Machining: Apo Dzidziso Inosangana Nechishandiso Chakaputsika
Apa ndipo panosangana nerabha nemugwagwa, kana kuti zvakanyanya, apo carbide inosangana nechip. Kutumira mbishi nickel alloy kukanda kune yakajairwa muchina shopu iresiphi yemabhajeti akaputika. Mutemo wekutanga: remekedza kuoma uye kushanda-kuoma. Ndinoyeuka basa re turbine seal ring, yakagadzirwa kubva kuHaynes 230. Kudhinda kwacho kwaida kupera kwakanaka padhayamita yemukati. Mafambiro ekutanga akafamba zvakanaka, asi pakupera kwekupedzisira, sarudzo yekuisa yaive isiriyo-yakanyanya kupinza geometry. Hazvina kucheka; yakakwesha. Iyo yepamusoro-soro inoshanda-yakaomeswa zvakanyanya yakadambura maturusi maviri tisati tamira. Kugadzirisa? Hasha, kudyisa kunoenderana. Iwe unofanirwa kugara mukucheka uye kudzivirira kurega chishandiso chichigara. Kucheka kwechiedza muvengi wako.
Kutonhodza hakusi kwekutonhodza chete; ndezvekuzora pamucheto wekucheka. High-pressure, through-tool coolant inenge isinga taurike kune zvakadzama maficha. Takadzidza kugadziridzawo zvinotonhorera — musanganiswa wakapfuma wemafuta ari nani, kunyangwe zvichireva kuchenesa sump kakawanda. Uye zvishandiso? Ceramic inoisa inogona kushandira roughing mamwe mamakisi, asi pakupedzisa, premium submicron-grain carbide ine yakasarudzika coating (seAlTiN) ndiyo yedu yenguva yekutanga nzvimbo. Kunyangwe ipapo, isu tinotarisira kuenda kuburikidza nekuiswa kwakawanda kupfuura nekusina tsvina. Imari yaunobikira muquote kubva pakutanga.
Fixturing imwe yakavanzika art. Zvikamu izvi zvinogona kuve nekusarira kunetseka kubva pakukanda. Kutora hasha kuruma kune rimwe divi kunogona kuita kuti chikamu chifambe zvishoma muvhisi kana gadziriso, ichikanda kushivirira kunze kwekuvhiya kunotevera. Kune zvikamu zvakakosha, isu dzimwe nguva tinowedzera dhizaini-yekuzorodza anneal mushure mekukashama machining, tozodzoka kuzopedzisa. Zvinoita sezvisingashande, asi zvinowanzoita zvakanyanya pane kuedza kudzingirira chegumi pane chikamu chakasarudzwa kuchinjika. Iyi ndiyo mhando yemaitiro nuance yaunovandudza mushure mekugadzira mazana mashoma ezvikamu izvi, kwete kubva mubhuku.
Iyo Material Maze: Kutora Iyo Yakarurama Murwi Wekutenderera
Hadzisi hondo dzese dzakafanana. Kutsanangura nickel alloy kwakafanana nokutaura kuti tora mota — ndeyekumhanya kwegirosari kana mutambo wemugwenga? PaQSY, tinoona huwandu. Monel 400 yezvishandiso zvemugungwa uko kushorwa kwecorrosion kwakakosha asi kupisa kwakanyanya hakuna. Inconel 600 uye 601 yezvikamu zvevira-yakanaka oxidation kuramba. Asi kana yanyanya kuipa, ine inopisa acids kana sulfidation, ndipo panopinda mamakisi epamusoro-molybdenum seHastelloy C-22 kana C-276. Kusvetuka kwemutengo kwakakosha, saka unofanirwa kuzvipembedza nedata renzvimbo chaiyo yebasa. Ndakataura nevatengi kuti vasashandise C-276 yenzvimbo ine hunyoro inokonzeresa uko 316L isina tsvina inogona kunge yakatora nguva yakareba sechikamu chetatu chemutengo wezvinhu.
Zvadaro pane weldability uye kugadzirisa chinhu. Mamwe maalloys, seInconel 625, anoregerera. Mamwe, seakawanda emvura-akaomeswa mamakisi (funga Inconel 718), inoda yakasimba pre-uye post-weld kupisa kurapwa kudzivirira kutsemuka kana kurasikirwa zvivakwa. Kana yekukandira iine chirema chidiki, unogona here kuigadzirisa? Mhinduro iyoyo inokanganisa zvakanyanya muyero wegoho uye mutengo. Isu tinogara tine hurukuro iyoyo panguva yekusarudza zvinhu. Isarudzo yakabatana nemutengi, kwete isu chete kugamuchira kudhindwa.
Uye ngatisakanganwe kugovera cheni. Mamwe mamakisi, kunyanya ayo ane cobalt yakakwira kana machemistries akasarudzika, anogona kuva nenguva dzekutungamira kwenguva refu kana mitengo isingachinji. Munguva imwe crunch, taifanira kuongorora chinotsiva kubva kuInconel 625 kune yakafanana asi isingawanzo giredhi rekushandisa kusiri-yakakosha. Zvaida kunyatsowongorora nezvemutengi, asi yakachengetedza chirongwa chenguva. Kuchinjika, kunotsigirwa neruzivo, chikamu chebasa.
Iko Kubatanidzwa: Kubva Foundry kusvika Yakapedzwa Chikamu Pasi Imwe Roof
Apa ndipo pane modhi yakafanana neyedu Qingdao Qiangsenyuan Technology Co., Ltd. (QSY) inoratidza kukosha kwayo. Kubata ese ari maviri shell mold casting/Investment casting uye CNC machining zvemukati hazvisi nyore chete. Zviri pamusoro pekutonga uye mhinduro. Kana timu yekugadzira ikasangana nenzvimbo yakaoma isingatarisirwi kana subsurface porosity, vanogona kuifamba ichidzokera kuchikwata chevakatanga. Pamwe chete, vanogona kuitsemura: kwaive kusanganisirwa kweslag, nyaya yemhirizhonga panguva yekudira, kana kutonhora kwenzvimbo? Iyo yekuvhara-loop yekudzidza haigoneke kana kukanda uye machining zvakakamurwa pakati pevatengesi vaviri vangangopomerana mhosva.
Isu takavaka maitiro edu pamusoro pekubatanidzwa uku. Semuyenzaniso, isu tinowanzosiya yakawedzera stock pane yekukanda nzvimbo yatinoziva kuti ine hunyengeri kudyisa, tichiziva yedu pachedu dhipatimendi rekugadzira ichazvibata. Tinogona kugadzirisa kupisa kupisa paramita zvichibva pane machining kutevedzana kwakarongwa. Iyi synergy, yakagadzirwa pamusoro pemakore makumi matatu mukati kugadzira uye kugadzira, inoshandura nzvimbo dzinogona kukundikana kuita nhanho dzakadzorwa, dzakadzorwa. Iyo inoderedza njodzi yese kune mutengi, kunyangwe mutengo we-kg wekukanda ungataridzika wakafanana newakamira wega.
Mhedzisiro yekupedzisira inowanzouya mukuyedzwa. Kune zvikamu zvepamusoro-soro, tinoita zvakawanda zveNDT-dhayi inopinda, ultrasonic. Kuwana chikanganiso mushure mekugadzira zvizere injodzi. Kuiwana mushure mekukanda asi pamberi pekugadzira kukuru kudzoreredza kumashure. Yedu yakasanganiswa yekufambisa inobvumira iyo yepakati yekutarisa, iyo yakakosha kune yakakwirira-kukosha nickel alloy zvikamu. Musiyano wehuzivi: hatisi kungotengesa kukanda kana sevhisi yekugadzira; tiri kutengesa chinogoneka, chakavimbika chekupedzisira chikamu.
Kutarisa Shure, Kufambira Mberi
Saka, mushure mezvose izvi, chii chinotorwa? Nickel alloy haisi zvinhu unongotenga kubva pasherufu wokanda mune yakajairika process. Inoda ruremekedzo, ketani yezvisarudzo zvine ruzivo kubva pakusarudza alloy kusvika pakupedzisa. Mhosho huru dzandakaona dzakabva mukuibata sekusimudzira kuri nyore kubva kusimbi isina tsvina. Mutauro wakasiyana zvachose.
Indasitiri iri kufamba ichienda kune zvakanyanya kuomarara, zvepamusoro-kuita zvikamu, kazhinji zvine machenera emukati ekutonhodza kana matete, aerodynamic zvikamu zvinogoneka nekukandira kwekudyara. Izvi zvinosundira miganhu yezvose zviri zviviri kugadzira uye kugadzira maitiro. Isu tiri kugara tichiita maparamita, tichiedza nzira nyowani dzeturusi, dzimwe nguva tichitadza pane chidimbu chekuyedza, kuti ive chaiyo yekumhanyisa kugadzirwa. Ndicho chokwadi chiri pasi.
Zvakashatisa, zvine chekuita neruzivo, uye zvinoda moyo murefu. Asi paunoona chikamu ichocho chokupedzisira—chakakwana, chimiro chakaoma kunzwisisa muchinhu chinogona kumira mumamiriro ezvinhu ehero—chinobudisa simba kune turbine kana kubata makemikari anoparadza, gayo racho rinonzwa zvakakodzera. Ruzivo harwuzi mubhuku rekushandisa; iri mumavanga echishandiso chekare uye zvinyorwa zvakanyorwa pamakumi emakore ekare evafambi vebasa. Ndizvo zvinonyanya kushanda ne nickel alloy.
