Kana vanhu vazhinji vakanzwa 'customized precision casting', vanofananidzira chikamu chakakwana, chinopenya chichisvika mubhokisi, kunyatso tsanangura. Chokwadi chakashata, chinodzokororwa, uye kutaura chokwadi, panoitika basa chairo. Haisi yekungoita mold kubva ku3D modhi; Inhaurirano pakati pechinangwa chekugadzira uye fizikisi yevatangi, maitiro apo 'chaiyo' inowanikwa kuburikidza nekukanganisika uye ruzivo rwakadzama rwezvinhu, kwete kungorongwa mumuchina.
Iyo Shell Game: Kupfuura Ingori Jecha
Ngatitaurei nezve shell mold casting, imwe yenzira dzedu dzepakati paQSY. Izwi iro pacharo rinenge risinganzwisisike kune vekunze - harisi rekusasimba. Izvo ndezvekuvaka iyo ceramic shell layer ne layer, maitiro anonzwa anenge artisan. Iyo chaiyo pano iri mune slurry viscosity, iyo stucco saizi yezviyo, nzvimbo yekuomesa. Ita imwe isiriyo, uye kugadzikana kwako kwedimensional kunopfurwa. Takaona madhizaini ane madziro akanaka, akatetepa asingakwanise kumira nekuvhunduka panguva yekudururwa, zvichitungamira mukutsemuka kana kuzara kusina kukwana. Ndiro dambudziko rekutanga rekugadzirisa: kugadzirisa dhizaini yekugadzira pasina kuisa basa rayo. Dzimwe nguva zvinoreva kuwedzera dhizaini, kana kutaurirana chikamu chakakora zvishoma. Mutengi akakwana CAD modhi inowanzosangana neyayo yekutanga cheki pano.
Ndinorangarira chirongwa chepombi yekugara mu duplex simbi isina tsvina. Mutengi aida zviteshi zvemukati zvakaoma kwazvo. Iyo goko yekuumba maitiro inogona kutora iyo tsanangudzo, asi dambudziko raive iro alloy pachayo-yayo yekusimbisa shrinkage pateni yaive yakaoma. Isu taifanira kupfuura neatatu ekudzokororwa kwekusimuka uye gating dhizaini, tichicheka kuvhura zvimedu zvekukanda kuti tione kuti simbi yaiyerera sei uye nekuderera. Yekupedzisira gating system yaisaita senge vhezheni yebhuku. Ndiko kurongeka kwakaringana: maitiro akagadzirirwa kune chaiyo geometry uye chaiyo zvinhu. Iwe haugone kupatsanura zviviri izvi.
Izvi zvinotungamirira kugomba rinowanzoitika: kunyanya-kutsanangura kushivirira. Mainjiniya anofarira kufukidza dhizaini ine yakasimba ISO 2768-mK kushivirira. Asi pamativi makuru kana akaomarara akaumbwa negoko, akabata ± 0.5mm kushivirira mhiri kwe500mm chikara chakasiyana pane pabhureketi diki. Isu kazhinji tinofanirwa kusundidzira kumashure, tichitsanangura kuti musiyano wechisikigo uchaitika nekuda kwekuwedzera kwe mold kana kudonhedza, uye kwatinogona kunyatso batirira zvakanyanya kuburikidza nemaitiro anodzorwa. Zviri pamusoro pekushandisa nemazvo pazvinokosha, kwete kwese.
Investment Casting: The Detail Dhiyabhorosi
Ikozvino, kuisa mari (yakarasika-wax) ndiko kwaunoenda kune zvinhu zvakaoma kunzwisisa-funga turbine blades, midziyo yekuvhiya. Jekiseni rewakisi patani inyanzvi yaro yerima. Kudzvinyirirwa, tembiricha, uye mwero wekutonhodza ndiwo unosarudza chiyero chekupedzisira chewakisi, chinoshandura zvakananga kuchikamu chesimbi. Chero kushushikana muwakisi kunooneka gare gare. Takambove nebatch yezvikamu zvechikamu chemugungwa apo maitiro ewakisi aitaridzika zvakanaka, asi mushure mekudonha, mitsetse yebvudzi yakatsemuka yakaonekwa mugoko. Mupari wemhosva? Kuchinja kudiki kwemwando wemuwekishopu panguva yekubatanidza wakisi, zvichikonzera kutonhora kwekusiyana. Chinhu chidiki chezvakatipoteredza chakaparadza batch rose. Kugadzirisa pano kunoreva kudzora shanduko yega yega mucheni, kazhinji kuvaka mabhafa ezvakatipoteredza mukuita izvo zvisiri mune chero bhuku.
Sarudzo yechinhu inova yakakosha. Pane yedu saiti, tsngtaocnc.com, isu tinonyora kushanda neakakosha alloys senge nickel-based. Idzi hadzisi kungodonhedza-kutsiva kwesimbi. Kudururira tembiricha yenickel-based superalloy yakakwira zvakanyanya, izvo zvinokanganisa maitiro egoko rezvinhu-inoda kukwirira kwakanyanya. Thermal contraction of the alloy post-casting yakasiyanawo. Kana iwe wakagadzira chishandiso chechikamu chesimbi isina tsvina uye kamwe kamwe chinja kune cobalt alloy pasina kugadzirisa wax die dimensions kutsiva iyo yakasiyana shrinkage factor, yako 'chaiyo' yekukanda ichave saizi isiriyo. Iyo yakasarudzika inobikwa mune yekutanga dhizaini dhizaini, inoziviswa neiyo alloy.
Post-casting, rwendo haruna kupera. Nezvikamu zvakakandwa zvekudyara, kunyanya zvemhando yepamusoro-soro, iwe unowanzo kutarisa HIP (Hot Isostatic Pressing) kuvhara mukati me micro-porosity. Iri ndiro rimwe danho rekutaurirana. Iyo inowedzera mutengo uye nguva, asi kune zvikamu zvinotarisana nekuneta kushushikana, hazvigone kutaurirana. Kusarudza izvi nemutengi chikamu chetsika yekuyerera.
CNC Machining: Iyo Inodiwa Partner
Apa ndipo panowanikwa Qingdao Qiangsenyuan's full-service modhi ine musoro. Zvakanyanya, zvishoma chaizvo zvinokandwa zviri 'net-shape' yakagadzirira kushandiswa. Mazhinji ane nzvimbo dzakakomba, zviso zvekusangana, kana maburi ane shinda anoda machining. Synergy yakakosha. Chikwata chedu chekugadzira chinoziva mashandiro anoita timu yedu yekutanga. Vanoziva pekutarisira mitsara yekuparadzana, kukanganisa kudiki, kana uko kwakawedzerwa stock inopihwa nekuvimbika. Iyi handoff yemukati chikamu chikuru chekupa yekupedzisira chaiyo chikamu.
Takagadzira nhevedzano yemiviri yevharuvhu musimbi yakakandwa nguva pfupi yadarika. Iyo se-yakakandirwa nzvimbo yaive yakanaka, asi iyo flange bhaudhi gomba pateni uye yekuvharisa pamusoro yaida kudzikama kwakazara uye kurongeka kwechokwadi. Nekuti isu takaita zvese zviri zviviri, isu taigona kugadzira iyo yekukanda neyakasanganiswa machining datums - madiki mapedhi akakandirwa zvakanangana nemuchina weCNC kuti ubatanidze uye utore kubva. Iyi inzira yakapusa asi ine simba yekugadzirisa. Hakusi kungoita chikamu; iri kugadzira rwendo rwose kubva kusimbi yakanyungudutswa kusvika pakupera zvakanaka. Chitoro chemuchina chekunze hachizove neruzivo irworwo, zvingangotungamira kumatambudziko ekugadzirisa uye zvimedu.
Sarudzo yemachining paramita zvakare inoenderana ne-as-cast mamiriro. Chikamu mune yakaomeswa 17-4PH simbi isina tsvina ichachekwa zvakasiyana pane imwe mu316L. Makore edu makumi matatu mukukasa nekugadzira zvinoreva kuti takagadzira raibhurari yezviyero izvi, inova imwe nhanho isingabatike ye'mazvo'—kurongeka kweruzivo rwemaitiro.
Material Nuances: Ipo Dzidziso Inosangana NeMukombe Wekudurura
Tichitaura nezvezvishandiso, runyorwa rwedu rwekutanga - simbi yakakandwa, simbi, isina tsvina, yakakosha alloys - haisi menyu chete. Mhuri imwe neimwe inoita semhuka yakasiyana. Simbi yegrey inoyerera zvakanaka uye inoregerera, asi ine brittle. Ductile iron inowedzera magnesium kurapwa kusiyanisa. Masimbi asina tsvina, kunyanya austenitic 300 akatevedzana, ane yakakwirira shrinkage uye anowanzo bvaruka nekupisa kana kuoma kwe mold kusingaonekwe.
Iwo akakosha alloys, senge nickel-based, ari mumubatanidzwa wavo. Idzo dzinowanzoitirwa nzvimbo dzakanyanyisa: tembiricha yepamusoro, ngura yakanyanya. Asi hwindo ravo rekukanda rakamanikana. Kunyungudika kunofanirwa kuve kwakachena, kumhanya kwekudira chaiko, uye tembiricha yeforoma ichidzorwa kudzivirira kutonhora nguva isati yakwana. Isu takadzidza izvi nenzira yakaoma pakutanga neNiCrMo alloy. Kemikari yaive yakakwana, asi bvunzo dzemakanika dzakakundikana. Nyaya yaive micro-shrinkage yakapararira kwese. Mhinduro yakanga isiri mukemisitiri ladle; yakanga iri mu-pre-heating molds kune imwe purogiramu yekusimudzira kusimba kwekutungamira. Ndiwo rudzi rwezvinhu-zvakananga maitiro tuning inotsanangura yakakwirira-kuguma customized precision casting.
Ichi ndicho chikonzero iwe usingakwanise kungotora kubva kune uremu-hwakavakirwa mutengo runyorwa rweaya mabasa. Iyo nzira yekuvandudza chikamu chemutengo. A alloy nyowani kana yakanyanyisa geometry inowanzoreva bvunzo kudururwa, chikamu, NDT, uye mechaniki kuyedza tisati tatombovheneka kugadzirwa. Ndiyo mari chaiyo mukururama.
Iyo Human Factor muDigital process
Nekutaura kwese uku kwemaitiro uye sainzi yezvinhu, chinhu chemunhu hachisati chadzokeka. Simulation software yakanaka — tinoishandisa — asi igwara. Mutongo wekupedzisira wekudanwa pakugadzira gating, kana kududzira X-ray radiograph yekuremara kwemuganhu, inobva pane zvakaitika. Mugadziri anonzwa wakisi yekushushikana, mushandisi wechoto achitonga pamusoro pesimbi meniscus nekuda kwetembiricha yekudira chaiyo... izvi hunyanzvi husina kukodified.
Ini ndinofunga nezvenyanzvi yehunyanzvi yatinayo, anga aine QSY kweanopfuura makumi maviri emakore. Anogona kutarisa ruvara rwesimbi yakanyungudutswa muchoto uye kukuudza mukati mehutsinye siyana kuti ndeipi tembiricha, uye zvinotonyanya kukosha, kana 'yakanyarara' uye yakagadzirira kudurura. Iwo masikirwo, akavakwa kubva pakuona zviuru zvekudururwa, anodzivirira mhirizhonga uye gasi kunyura izvo pasina sensor inogona kunyatso dzivirira. Munguva ye otomatiki, iyi zivo yakadzikama ndiyo yekupedzisira kugadzirisa chinhu kune yekutanga. Ndizvo zvinoshandura chiyero chemaitiro kuita a customized precision casting mhinduro.
Pakupedzisira, ndizvo zvinofanira kureva izwi racho. Haisi mutsara wechigadzirwa. Kudyidzana, kugadzirisa matambudziko kunotanga nepfungwa uye kunopera nechinhu chinoshanda, chakavimbika. Zvakawanda pamusoro pekugadzirisa zvinotarisirwa, kutaurirana zvipingamupinyi, uye kushandisa zvidzidzo zvakaoma-zvakakunda sezvazviri pamusoro pesimbi uye geometry. Iko kurongeka kuri mumubatanidzwa zvakanyanya semuchigadzirwa.
