Paunonzwa 'aero investment casting', iwo mufananidzo wepakarepo kazhinji weasina chikanganiso, epamusoro-tekinoroji turbine mablades ejeti injini. Izvozvo hazvina kuipa, asi maonero akamanikana zvine ngozi. Mukuita, zvakangofanana nekugadzirisa zvinhu zvemazuvane zvewakisi mapatani, ceramic slurry viscosity, uye kupisa kwekuwedzera kusawirirana sezvazviri nezvekubwinya kwemuchadenga. Iyo yakajairika indasitiri gomba iri pamusoro-kuvimbisa kushivirira kwemabhuraketi ane madziro akatetepa nekuda kwekuti kukanda kwemuchadenga - maitiro haasi mashiripiti. Iketani yematanho anodzorwa zvine hungwaru, uye chinongedzo chisina kusimba chero kupi, kubva kune yekutanga mold dhizaini kusvika kune yekupedzisira kupisa kupisa, inodzika chikamu nekukurumidza kupfuura zvaungati NDT kutadza.
Iyo Core Illusion: Kururamisa Hakupiwe
Mazhinji ekutenga madhizaini kubva kudhizaini mainjiniya anobata kuisa mari kukanda senge-net-shape sirivheri bullet. Ivo vanogadzira imba yakaoma yealuminium ine chiteshi chemukati, tsanangura ± 0.005 se-kukanda kushivirira kune 15-inch dimension, uye tarisira iyo yakananga kunze kwegomba. Ndiyo nzira yekuodzwa mwoyo uye kukwira kwemitengo. Chokwadi ndechekuti aero investment casting process inherently inosuma zvinosiyana. Chikamu chejekiseni chewakisi chega - tembiricha, kudzvanywa, nguva yekugara - inogona kukonzera kukanganisa kwepateni kunongoratidzira mushure mekuvakwa kwegomba receramic. Ndakaona bhechi redzimba dzemagetsi uko kufuratirwa kweflange kwaive kunze nekuda kwekuti tembiricha yemukamuri yewakisi yakawedzera kudarika 5°C svondo iroro. Iko kurongeka kunowanikwa, kwete kufungidzirwa.
Apa ndipo apo kudyidzana neiyo foundry inova yakakosha. Haisi kungotumira CAD modhi uye kumirira. Chitoro chakaita seQingdao Qiangsenyuan Technology Co., Ltd. (QSY), iine makumi matatu emakore mugoko uye kuisa mari, ichakurumidza kutarisa chikamu chemuti, dhizaini yegeji, uye zvinogona kupisa nzvimbo. Chiitiko chavo nesimbi uye nickel-based alloys zvinoreva kuti vari kufunga nezve kusimba shrinkage mapatani kubva pakuenda. A good foundry haingotauri chete; vanoita ongororo yekugadzira iyo inowanzobatanidza kupa mazano ekugadzirisa zvinyorwa zvisinganzwisisiki kana kukurudzira kuchinja kubva pa17-4PH isina tsvina kuenda kune rimwe giredhi re simbi isina tsvina iyo inoita zvirinani panguva yekudyara kwekudyara kweiyo chaiyo geometry.
Kudyara kuri muzita hakungori nezve ganda receramic riri kubayirwa. Imari yekudyara mune iterative pre-kugadzirwa. Kune purojekiti ichangoburwa inosanganisira cobalt-based alloy exhaust chikamu, takapfuura mana akasiyana ekutanga-chinyorwa kutenderera. Iwo maviri ekutanga aive ezvekufona muchirongwa chekudyisa kubvisa microporosity mune yakakosha muchinjiko-chikamu. Yetatu yaive yedimensional verification mushure mekugadzirisa wax kufa. Chechina chete chaive chekuongorora midziyo yemuchina. Kutenderera kwega kwega kunodhura nguva nemari, asi kuidarika kungadai kwakavimbisa kukundikana mukukodzera.
Sarudzo Yezvinhu: Hazvirevi Nezve Simba Chete
Aerospace material specs inofambiswa nedata sheets: yekupedzisira tensile simba, creep resistance, kuneta hupenyu. Asi mune yekutanga, uri kubata nehunhu hwekukanda zvinhu. Iyo yepamusoro-inoshanda nickel-yakavakirwa superalloy inogona kunge iine hunyoro hwepamusoro-tembiricha zvivakwa, asi kana chiri chinotyisa chegoko rekuita kana kujaira kubvarura kupisa, chiyero chegoho chinodonha. Iwe unopedzisira uine theoretically yakakwana zvinhu uye isingagoneki mutengo pachikamu.
Apa ndipo panoratidza alloy specialization ye foundry. Kutsvaga yavo portfolio pa https://www.tsingtaocnc.com, unoona QSY inonyora cobalt uye nickel alloys padivi pesimbi dzakajairwa. Iyo nhoroondo yekushanda inoreva kuti vangangogadzira mabikirwo emagomba kana pre-heat maprotocol ekubata maaloyi anoshanda. Semuyenzaniso, kudira mamwe nickel alloys kunoda akanyanya kunyunguduka maitiro uye kazhinji ganda rejasi rejasi kudzivirira alpha-case kuumbwa, brittle surface layer. Chivako chisina chiitiko ichocho chinogona kupotsa kusvika padanho rekugadzira, apo maturusi anotanga kuputika panzvimbo yakaoma.
Ndinoyeuka imwe nyaya yatakachinja kubva kune yakajairwa mazana matatu-yakatevedzana isina tsvina kuenda kune kunaya-kuomesa giredhi reruremekedzo bracket. Kuwedzera kwesimba-kurema kwaive kwakajeka. Nekudaro, iyo PH alloy yaive nenzvimbo yakatetepa inotapira yekudurura tembiricha. Kunyanya kupisa, uye kukura kwezviyo kwakaderedza chikamu chacho; inotonhorera, uye mhute inomhanya yakava njodzi. Chikwata chevakatanga chaifanira kudzokorodza chimiro chavo chese chekupisa cheiyo chaiyo alloy pane iyo chaiyo chikamu geometry. Kwakanga kusiri kungonyungudusa simbi; yakanga iri pamusoro pokudzora nhoroondo yayo yose yokupisa.
Iyo Machining Handshake: Kukandira Haisi Iyo Yokupedzisa Line
Kwete aero investment casting yakanyatsokwana kusvika yagadzirwa. Iyo interface pakati pekukanda uye CNC madhipatimendi inzvimbo huru yekupokana. Iyo yakakwana in-spec casting inogona kuparadzwa nekushomeka kwekugadzirisa kana kusarongeka kwekutanga kuchekwa. Iyo yakanakira mamiriro ndeye vertically yakabatanidzwa mupi. Apo kukanda uye CNC machining iri pasi pedenga rimwe, senge paQSY, iyo loop yemhinduro yakasimba. Chikwata chekugadzira chinogona kutaurira zvakananga iyo yekutanga, Tiri kuona nzvimbo dzakasimba dzakasimba mukona ino yekukanda kwega kwega, uye iyo yekutanga inogona kuongorora kuti inyaya yekutonhora kwenzvimbo kana dambudziko rekusanganisirwa.
Takadzidza izvi nenzira yakaoma makore apfuura. Takatora macastings kubva kuFoundry A ndokuatumira ku Machine Shop B. Batch yetitanium castings ye structural link yakaramba ichitadza pakupera kwekugaya kwechibhorani chaicho. Kupokana kusingagumi kwakatevera. Mugadziri wemichini akati makanda aive nekuoma kusingaenderane; the foundry akati machinist aishandisa wrong speed/feeds. Zvakatora mavhiki emisangano uye yechitatu-bato rekuongorora lab kuti uwane chikonzero: mutsauko mudiki muyero yekutonhodza panguva yekubviswa kwegoko, iyo yakashandura iyo yepamusoro microstructure zvakangokwana kuti ikonzerese kutaura kwechishandiso. Dai yaive nzvimbo imwe chete, vangadai vakatsvaga nzira muzuva rimwe chete.
Iyo datum chimiro chimwe chakakosha handoff. Iko kukanda kunofanira kupa yakavimbika, machinable datum maficha. Dzimwe nguva, iwe unofanirwa kuwedzera madiki ekubaira padhi kune isiri-yakakosha kumeso kungopa iyo CNC nzvimbo yakachengeteka, yakachena kusungirira uye zero kubva. Ichi chisarudzo chekubatana chekugadzira chakaitwa mumatanho ekutanga, kwete zvekufunga.
Kukundikana seKumanikidza Basa
Hauna kunyatsonzwisisa Investment casting kutozosvikira waita zvinokatyamadza, zvinodhura kukundikana. Imwe inonamira pandiri yaive seti yezvikuru, zvitete-madziro emadziro ezvikamu mu 316L isina tsvina. Vakapfuura dimensional uye dhayi-inopinda mukati-kati zvinoyevedza. Asi panguva yekuedzwa kwemaitiro mugungano, imwe yakatsemuka nekurira senge pfuti. Ongororo yekutyoka kwakaratidza kuti yanga isiri porosity kana nyaya yekusanganisirwa. Yakanga iri residual stress yakavharirwa mukati kubva mukutonhodza kusina kuenzana mukati me cluster. Chikamu chaive chehunyanzvi chekudhinda asi chakanyanya kukanganisa.
Mushonga wacho waisave wekudira zvakanyanya. Yaive yekugadzira patsva iyo yese cluster marongero kuti ikurudzire yakawedzera yunifomu yekupisa kupisa, uye kuunza inodzorwa kushushikana-kuzorodza kutenderera pamberi pechero machining. Iyo yakawedzera mutengo uye nguva, asi yaive nzira chete. Iri ndiro divi risina kunaka rekuita: dzimwe nguva, kugadzirisa kunopesana uye kunogara muhutongi hwekupisa kwegoko mushure mekubva muchoto, kwete muchoto chaimo.
Zviitiko izvi zvinomanikidza kuzvininipisa munzira. Iwe unomira kutarisa mufananidzo weCAD sechigadzirwa chakapedzwa uye wotanga kuiona sepurani yekutamba kunopisa uye kwemuchina pakati pewakisi, ceramic, simbi yakanyungudutswa, uye mweya. Yese sarudzo yekugadzira ine mhedzisiro yemaitiro.
Chiyero Chaicho: Kuenderana Kwenguva
Chero ani zvake anogona kuita rombo rakanaka uye kuburitsa mashoma akanaka castings. Muedzo chaiwo wekugona kwemugadziri, senge kushanda kwenguva refu kuQingdao Qiangsenyuan Technology Co, Ltd., kuenderana kwekugadzira kwemwedzi nemakore, pamabhechi akawanda uye kupisa kwezvinhu. Vanogona here kuchengetedza kunaka kwepamusoro pachikamu chenhamba 5000 yakafanana nechikamu nhamba 50? Iyo yemuchina yemidziyo inoshuma kubva kune yakakandwa yakawanda mwedzi uno inowira mukati meiyo yakafanana bhendi yekuparadzira seimwe kubva makore maviri apfuura?
Kusawirirana uku kunobva pamaitiro akadzorwa, akanyorwa uye nendangariro dzakadzika dzesangano. Ndiye muvhimi wechoto opareta anogona kunzwa shanduko isinganzwisisike mukutinhira kwepombi yevacuum uye kuziva kutarisa chisimbiso. Ndiye maneja wemhando ane histogram yedimensional data yechikamu chemureza chinodzokera shure makore gumi. Paunenge uchitsvaga-akakosha zvikamu zvekubhururuka, iyi data yenhoroondo uye kugadzikana kwakasimbiswa zvakakosha kupfuura mutengo uri nani zvishoma kubva kuchitoro chisina kuratidzwa.
Pakupedzisira, kubudirira aero investment casting mubatanidzwa wakavakirwa pakukurukurirana kwakajeka kwezvose zvinogoneka uye zvinogumira. Iri pamusoro pekugadzirisa zvinodiwa nemugadziri wekuita neiyo foundry's process real. Chinangwa hachisi chekungoita chikamu chinoita senge kudhirowa, asi kugadzira chikamu chine kutendeseka kwemukati, kusara kwekushushikana, uye zvinhu zvenyama kuti zviite zvakavimbika munzvimbo ine hutsinye, isingaregereri yebasa remuchadenga. Icho chirango chinoda, uko muganho wekukanganisa wakatetepa semadziro ekukanda pachawo.
