Kana vanhu vazhinji vakanzwa 'simbi yekudyara mari', vanofananidzira chinhu chisina chikanganiso, chine mambure-chimiro chinobuda muforoma, chagadzirira kuenda. Ndiyo shanduro yebhurocha. Chokwadi, icho chaunodzidza mushure memakore mashoma uye mashoma mabhini, ndechekuti kutamba kwekubvumirana. Haisi yekungonyungudusa simbi nekuidururira mugoko receramic. Zviri pamusoro pekugadzirisa gaka riri pakati peiyo theoretical density yeCAD modhi yako uye chokwadi chemuviri chekusimbisa simbi-shrinkage, kukanganisa, inclusions. Vazhinji vatsva, kunyangwe vamwe vatengi, vanofunga kuti mashiripiti maitiro kune chero chinhu chakaoma. Hazvisizvo. Icho chishandiso chine simba, asi chete kana iwe uchinzwisisa mutauro wacho.
Iyo Core Illusion: As-Cast Finish
Ngatitorei izvi kumberi. Izwi rokuti as-cast finish in simbi yekukandira mari rinenge risiri zita kana uri kufunga pamusoro pemuchina. Izvo zvaunowana ndiyo yakanakisa nzvimbo yakananga kubva kune ceramic mold, iyo yakanaka kwazvo kana ichienzaniswa nekukanda jecha, asi ichiri yakakandwa pamusoro. Kune hydraulic valve body, inogona kunge yakanaka kune dzisiri-chisimbiso nzvimbo. Kune turbine blade's aerofoil, yakakosha. Kukosha kweRa kunogona kutaridzika zvakanaka pabepa, asi dhiyabhorosi ari muchimiro chenzvimbo yepasi-micro-porosity, zvishoma orenji peel effect kubva kune ceramic slurry. Ndakaona mapurojekiti achimira nekuti timu yedhizaini yakataura se-yakakandwa Ra ye3.2μm mhiri kwechikamu chose, ndisingazive kuti makona emukati uye undercuts inongomhanya zvakanyanya. Iwe unofanirwa kugadzira uine maitiro mupfungwa, kwete kumanikidza maitiro kuti aenderane neakanaka.
Apa ndipo panowanikwa kudyidzana neakawana huinjiniya, kwete kungotenga. Chitoro chakaita seQingdao Qiangsenyuan Technology Co., Ltd. (QSY), ine makumi matatu emakore mugoko uye Investment casting, ndichakuudza izvi pakarepo. Vakazviona zvese. Kukosha kwavo hakusi mukugadzira goko chete; iri mukuongorora dhirowa rako nekunongedza, Wona madziro akatetepa akatarisana nehombe hombe? Ndiyo nzvimbo inopisa. Iyo inogona kudhirowa porosity kana kukonzera shrink cavity mugugi. Ngatiwedzerei chinosimudzwa pano, kana zviri nani zvakadaro, tinogona here kushandura geometry zvishoma? Iyo hurukuro inochengetedza mavhiki ekutadza kuongororwa gare gare.
Iyo shell yekuvaka maitiro pachayo ibasa remaoko. Iyo yekutanga slurry dip, jecha stucco, madhiri ekuomesa - imwe neimwe chikamu mukana wekuunza shanduko. Zuva rine hunyoro muQingdao rinogona kunonoka kuoma, zvichikanganisa simba rekupedzisira regoko. Iyo yakanaka foundry inodzora izvi, asi haisati iri yekusundidzira-bhatani kushanda. Paunoshanyira nzvimbo uye woona mitsara yekuomeswa kwemarara, imwe neimwe ine masumbu emateko machena anoratidzika semazai asinganzwisisike, uri kutarisa pamwoyo wekuita. Iyo chaiyo inovakwa layer neiyo chaiyo layer.
Sarudzo Yezvinhu: Haisi Kungori Simbi
Kutsanangura kabhoni simbi kwakafanana nekufamba muresitorendi uchikumbira chikafu. Hazvina zvazvinoreva. Tiri kutaura nezve yakaderera-kabhoni 1020 kune yakapusa bracket? Kana kuti 4340 yepamusoro-simba, inopisa-yakagadziriswa yekumhara giya chikamu? Iyo alloy inoraira zvese: kudira tembiricha, fluidity, shrinkage factor, kupisa kurapwa kwekupindura, uye yekupedzisira michina zvivakwa.
Iyi ndiyo imwe nzvimbo iyo ruzivo rumps theory. Kune zvikamu zvinodzivirira corrosion, 304 kana 316 zvisina tsvina zvakajairika kubvunza. Asi 316 ine zvirinani kukanda fluidity pane 304, izvo zvinogona kureva kutsetseka kwakadzama kubereka. Nekudaro, kana iyo chikamu ichida yakakosha machining post-casting, chiyero chekuomesa-basa che316 chinogona kuve chinotyisa kune chitoro chekugadzira. Dzimwe nguva, kusarudza giredhi rinogoneka senge 303, kunyangwe nekushomeka kushomeka kwekuramba, ndiyo yakangwara system-level sarudzo. Chiitiko cheQSY chine tsvina uye yakakosha alloys senge nickel-based inovapa raibhurari yeaya manzwisisiro anoshanda. Havasi kungodira simbi; vari kutarisira yose yekugadzira cheni.
Ipapo kune zvikumbiro zvinodikanwa zvamazvirokwazvo—kupisa kukuru, kupfeka kukuru. Ndipo panopinda cobalt nenickel superalloys Investment casting process ndiyo chete nzira yekugadzira zvinhu izvi zvisingagoneki kuita zvimiro zvakaomarara. Asi mutengo haungori muzvigadzirwa zvemuchadenga chete. Iri mukutonga kwemaitiro. Aya alloys anonzwa kuvhunduka kwekupisa; tembiricha isati yapisa yegoko risati radururwa rinova parameter yakakosha, inowanzoyerwa uye inodzorwa kusvika mukati memakumi mashoma emadhigirii. Kukanganisa apa hakungorevi chikamu chakaremara; rinogona kureva goko rakatsemuka uye kuteuka kunodhura kwe superalloy yakanyungudutswa.
Iyo Handoff: Kukandira kuCNC Machining
Iyi ndiyo nzvimbo yekugadzira-kana-kupwanya iyo vazhinji vanomira vakazvimiririra vanonetsekana nayo. Kukandira kwakaringana hakuna zvakunobatsira kana chitoro chemuchina chisingakwanise kuibata nemazvo kugaya zviso zvedatum. Iyo yakanyanya kupokana poindi kazhinji ndiyo as-cast stock allowance. Isa zvakawandisa, uye uri kutambisa machining nguva uye hupenyu hwezvishandiso pakungobvisa zvinhu zvakawandisa. Isa yakawandisa, uye imwe zvishoma-kunze-ku-kushivirira kukanda madziro zvinoreva kuti mucheki haagone kuchenesa nzvimbo, zvichikonzera chikamu chakarasika.
Mabasa akabatanidzwa ane mukana mukuru pano. Ichi ndicho chikonzero modhi yeQSY, kusanganisa kukanda uye yavo CNC machining, inoshanda zvakanyanya. Chikwata chavo chekugadzira chinoshanda zvakananga nenheyo yavo. Ivo vanogadzira loop yemhinduro. Iwo machinists anoudza muvambi, Isu tiri kugara tichiwana iyi flange 0.5mm gobvu kune rimwe divi, zvichikonzera kudedera mune yedu gadziriso. Nzvimbo yekugezera inokwanisa kugadzirisa patani yewakisi kana magedhi kuti igadzirise. Kudyidzana kwemukati uku kunobvisa mutambo wekupomera pakati pevatengesi vakasiyana uye inogadzirisa zvinokurudzira kune chikamu chakanaka chekupedzisira.
Ndinoyeuka chirongwa chepombi impeller mu duplex simbi isina tsvina. Kukandwa kwacho kwainge kwakanaka, asi chiboboro chakakosha cheshaft chaida kushivirira kwakakwana. Dambudziko raive rekuchengetedza kutenderera kwechibhorani mushure mekuzorora kwekushushikana kubva mukugadzira. Nekuti QSY yakabata matanho ese ari maviri, ivo vakagadzira nhevedzano: rough muchina, stress relieve, wozopedzisa muchina. The foundry side yakagadzirisa kutonhora mushure me shakeout kuderedza kushushikana kwekutanga. Iyi mhando ye-co-engineering haigoneki kana kukanda uye machining zvakakamurwa. Chikamu hachina kungokandwa; inogadzirwa.
Kugaya uye Kudyisa: Iyo isingaonekwe Geometry
Kana chikamu chekupedzisira chiri chivezwa, gedhi nekusimuka hurongwa ndicho chikafu. Uye zvakakoshawo. Gedhi risina kugadzirwa rinogona kuunza mhirizhonga, kusveta mweya uye maokisi muchikamu. Simbi yakarasika iyo idiki zvakanyanya inotadza kudyisa simbi yemvura kune chikamu chiri kuderera, ichigadzira mukati shrinkage porosity. Iyi porosity inogona kungowanikwa panguva yekuongorora X-ray kana, zvakanyanya, kutadza kushanda.
Mazuva ano simulation software inobatsira, asi haisi bhora rekristaro. Inokupa iyo inogona kunge iine thermal gradient mepu. Iwe uchiri kuda mainjiniya kuti aidudzire uye asarudze pane gating kumisikidzwa. Uyu musanganiswa wesainzi uye art. Dzimwe nguva, iyo yakakwana geji yekunzwika inogadzira hope dzekucheka uye nekukuya gare gare. Iwe unofanirwa kuenzanisa metallurgical soundness nemari yechipiri yekushanda. Ini ndakatsigira kune inodhura, yakawanda-magedhi dhizaini nekuti yaisimbisa mhando mune yakachengeteka-yakakosha chikamu. Mutengo wacho waive wepamusoro pekutanga kugadzira basa, asi zvakadzivirira mukana wekurangarira kumunda. Ndiko kudanwa kwekutongwa.
Kune madiki, akakwira-vhoriyamu zvikamu, semazino kana zvishongo, ivo vanowanzo shandisa gadziriso yemuti, ine akawanda ezvikamu zvakanamirwa kune yepakati sprue. Kune mahombe einjiniya ezvikamu, semiviri yevharuvhu kana turbine dzimba, chikamu chimwe nechimwe chinogona kuve neyayo yakatsaurirwa gating system. Sarudzo inokanganisa goho, kuronga kwekuchaja kwechoto, uye mutengo wakazara. Unyanzvi hwea foundry hunoratidzwa mukugadzira dhizaini yavo - kuwedzera goho rezvikamu zvakanaka papound yesimbi yakadirwa.
Kukundikana soMudzidzisi
Hauna kunyatsodzidza simbi yekukandira mari kusvika watadza kuvhiya. Pakutanga munguva yangu, takanga tine bheti yesimbi yakaderera-alloy simbi yairamba ichitsemuka panguva yekupisa. Kukandwa kwakapfuura macheki ekuona uye mativi. Material certs aive akanaka. Dambudziko raive risiri-metallic inclusions-diki diki ceramic particles kubva mugoko rakabatwa musimbi. Izvi zvinosanganisirwa zvaiita senge stress concentrators. Pasi pekunetseka kwekupisa kwekupisa kwekupisa, vakatanga kuputika.
Chikonzero chikuru? Yaiva musanganiswa. Kuwedzera kwemafuta egobhoti kwaive kusawirirana kudiki kwegiredhi resimbi iro, zvichikonzera kuparara kudiki. Uye kumhanya kwekudira yaive tad yakanyanya kukwirisa, ichigadzira kuyerera kwenyonganyonga iyo yaigona kubvisa zvimedu. Kugadzirisa kwaisava chinhu chimwe chete. Isu takachinjira kune imwe yakasiyana refractory hupfu mune yekutanga slurry yeiyo alloy uye takadzidzisa timu yekudira pane inononoka, yakawanda laminar kudururwa. Zvakashanda. Iwe hauwane mhinduro yacho mubhuku; unoiwana pauriri, uchitarisa pakatyoka pasi pemaikorosikopu.
Ichi ndicho chikonzero hupenyu hurefu mubhizinesi iri zvine basa. Kambani inoshanda kweanopfuura makore makumi matatu, senge iri kuseri kwe https://www.tsingtaocnc.com, ine yakadzama, yesangano ndangariro yeaya ekutadza modes. Vanogona kunge vasangana uye vakagadzirisa matambudziko ausati wambofungidzira. Ruzivo irworwo rwakaiswa mumapepa avo ezvekuita uye hunhu hwenyanzvi dzavo. Pavanopa zano diki shanduko kudhizaini yako kana maitiro avo akajairwa, kazhinji imhaka yekuti vakambopiswa. Zano iroro rinokosha uremu hwaro musimbi.
Kutarisira Mberi: Kwete Kungoita Nhaka
Vamwe vanoona kuisa mari sechikoro chekare, tekinoroji yakakura. Haina kumira. Iko kubatanidzwa ne 3D kudhinda ndiyo iri pachena inoshandura mutambo. Yakadhindwa wakisi kana resin mapatani anobvisa kudiwa kwekushandisa zvakaomarara kune prototypes kana yakaderera-vhoriyamu inomhanya. Izvi zvinobvumira dhizaini kudzokororwa nekumhanya kwanga kusingafungidzirwe makore makumi maviri apfuura. Asi muganho chaiwo uri muzvishandiso uye mahybrid maitiro.
Tiri kuona kwakawanda kudiwa kweanoshanda giredhi castings, uko zvivakwa zvinoshanduka mukati mechikamu. Izvi zvichiri zvakanyanya muR&D, asi zvinonongedza kune iyo nzira. Uyezve, mutsetse uri pakati pekukanda uye kuwedzera kwekugadzira uri kudzima. Iyo yakananga simbi-yakadhindwa chikamu chinozopisa-isostatically chakatsikirirwa (HIP'd) chakasiyana zvakanyanya nechikamu chakakandwa? Iyo metallurgy inotanga kusangana.
Parizvino, uye mune ramangwana rinoonekwa, simbi yekukandira mari inoramba iri iyo inonyanya kudhura nzira yekugadzira yepakati-kusvika-yakakwirira mavhoriyamu ezvakaoma, zvakakwirira-kutendeseka kwesimbi zvikamu. Simba rayo harisi mukuva tekinoroji yakanyanyisa, asi mukuve inonzwisiswa zvakadzama, yakavimbika, uye inochinjika. Chakakosha kuita nayo kwete sevhisi sevhisi, asi sehunyanzvi hwekuranga huinjiniya. Tsvaga vadyidzani vanotaura mutauro iwoyo, vanoona chikamu kwete sechidhirowa chekutaura, asi sechinhu chemuviri chinofanira kuita munyika chaiyo. Ndipo panoiswa kukosha chaiko.
