Kana vanhu vazhinji vakanzwa 'rasika wax aluminium casting', vanofananidzira chikamu chisina kukanganisa, chiri pedyo-neti-chimiro, chagadzirira kufamba. Ndiko kurota kwekutengesa. Icho chokwadi, icho chaunongodzidza pachitoro pasi, inhaurirano yenguva dzose pakati pemvura, shrinkage, uye kutsvaga kusingaregi kwechimiro chemukati chine ruzha. Hazvisi zvekungogadzira chimiro; ndezve engineering chiitiko chekusimbisa pachacho. Vazhinji vanochitora sechinhu chitema kana, zvakatoipisisa, chimwe chinhu chiri parunyorwa rwekutenga. Chokwadi ndechekuti, kana usiri kufunga nezve chimiro chezviyo kubva panguva yaunogadzira wakisi pateni, watove kumashure.
Iyo Core Misconception: Zvese nezve Dimensional Kururama
Vatengi vatsva, kunyangwe vamwe mainjiniya vane ruzivo, vanouya vakagadziriswa pakushivirira kwakasimba. Ivo vanoda iyo dimensional chaiyo yekuisa mari yekukanda yakakurumbira. Uye chokwadi, kune iri nyore bracket, ndicho chinangwa chekutanga. Asi nealuminium, kunyanya kune zvikamu zviri pasi pekupisa kana mechanical stress, hurukuro inofanira kuchinja. Iko kukosha chaiko kwe kurasika wakisi maitiro nokuti aruminiyamu haisi kungoti inogona kubata +/- 0.005 kushivirira. Ndiko kuti iwe unogona kufurira kuti simbi inoomesa sei. Iwe unogona kutungamira shrinkage kune feeder, kwete iyo yakakosha madziro. Ndiwo musiyano uripo pakati pechikamu chinotaridzika zvakanaka neicho chinogara.
Ndinorangarira purojekiti yekukwirisa dzimba dzisina drone. Iyo CAD modhi yaive yakanaka, ine madziro matete uye yakaoma mukati menzira yekutonhodza. Iwo ekutanga prototypes akabuda dimensionally akakwana. Yakapfuura cheki yeCMM ine mavara anobhururuka. Asi mukuyedza vibration, vakatadza kuzasi-kutsemuka. Dambudziko nderei? The aluminium casting yakaomeswa zvakanyanya negwara, kugadzira iyo columnar zviyo chimiro panzvimbo yekushushikana. Iyo geometry yakaikurudzira. Isu taifanira kudzokera, kwete kuchirongwa cheCNC, asi kune dhizaini yemuti wewakisi. Isu takawedzera zvinyoro zvinyoro zvinopinda mugoko receramic panzvimbo dzakanangana kusimudzira kugadzirwa kwezviyo kwakafanana. Yakawedzera mazuva maviri padanho repateni, asi yakachinja chikamu kubva pamurwi wezvimedu kuenda kune chakavimbika chikamu.
Apa ndipo panogumburwa generic foundries. Vacharoverera kupedzisa kwepamusoro asi vachipotsa simbi. Kambani inowana izvi, seQSY (Qingdao Qiangsenyuan Technology Co., Ltd.), haingotengese zvinokandwa; vanotengesa inodzorwa solidification process. Nekumashure kwavo mune alloys akakosha, ivo vanonzwisisa kuti thermal manejimendi ndizvo zvese, ungave uri kudurura superalloys kana A356 aluminium. Mafungiro iwayo akakosha.
Iyo Wax Stage: Iko Hondo Yakanyatso Kuhwina (kana Yakarasika)
Zvese zvinoenderana newakisi pateni. Hunhu hwayo, kuenderana kwayo, kudziya kwayo panguva yegungano. Musono mudiki, musiyano mudiki mukumanikidza jekiseni-izvi hazvingokanganisa kupera kwepamusoro; vanogadzira makwapa asina kusimba mugoko receramic izvo zvinogona kutungamira mukumhanya kana zvimbi panguva yekudira. Isu tinomhanyisa wakisi yedu pane tembiricha yakakwira zvishoma pane iyo bhuku rinokurudzira. Iyo inoyerera zvirinani mune yakanaka kwazvo ye mold, inoderedza mhirizhonga, uye inopa denser pateni. Iko kutengeserana-kurebesa kutenderera nguva uye zvakanyanya kungwarira kubata. Asi kune zvikamu zvakaoma, hazvigone kutaurirana.
Gungano, kana kutema miti, humwe unyanzvi. Maonero aunoita mapatani, dhayamita yewakisi sprue-izvi zvinoraira kuyerera kwealuminium yakanyungudutswa. Iwe unoda kufambira mberi, kudzikama kuzadza, kwete kuvhuvhuta kunotyisa. Ndakaona kudururwa kwaparara nekuti muti wacho waive wakamira zvakanyanya, zvichiita kuti simbi inyunguduke nepakati uye kuteya gasi mumakomba ekunze. Iye zvino, tinogadzira miti ine zvishoma helical layout. Zvinoita sezvisina basa, asi zvinokurudzira kuzadza zvinyoronyoro. Ndiyo imwe yeaya madiki, asina unsexy dhairekitori ausingazowani mubhuku, akazvarwa kubva pakuona mazana ekudira uye kucheka kuvhura zvimedu.
Kudzora nharaunda yewakisi kurwa nguva dzose. Humidity muzhizha inogona kukonzera mapatani kudikitira, zvichitungamira kune nyaya dzekunamatira goko. Isu takanga tine batch yemabhureki emuchadenga kamwechete uko goko rairamba richitsemuka panguva yekudonha. Zvakatitorera vhiki kuti tizvidzorere kune zvidiki, zvemwaka shanduko mune wax's polymer yemukati kubva kumutengesi wedu, iyo yakachinja yayo yekuwedzera kupisa coefficient. Iyo autoclave cycle yaive nehukasha kune iyo batch. Ikozvino, isu tinomhanyisa diki bvunzo goko pane yega yega itsva wax kuunza. Zvinonetsa, asi zvakachipa pane yakazara kugadzirwa kumhanya kukundikana.
Iyo Shell: Ceramic Haisi Chete Ceramic
Mazhinji ma specs anongodaidza zircon-based primary slurry uye yakasanganiswa silica backup. Ndiro rakajairika bhuku rekutamba. Asi dhiabhorosi ari mudip cycles uye stucco gradation. Pakukandwa kwearuminiyamu yakatetepa, unoda goko rakasimba zvekukwanisa kumira nesimbi asi rinopinda zvekuti mweya ubude. Mabhachi akawanda ekuchengetedza, uye iwe unoisa pangozi gasi porosity; vashoma kwazvo, uye unoisa panjodzi yekutyoka goko kana kubvarura inopisa pakukanda.
Takatamira kune yakagadziridzwa maitiro ebasa redu realuminium repamusoro-soro. Isu tinoshandisa yakatsetseka, 200-mesh stucco yejasi rechipiri neyechitatu pane kusvetuka takananga kune yakakasharara zvinhu. Iyo inovaka yakawedzera yunifomu ukobvu uye nani pamusoro pekupedzisira mukudzika kwakadzika. Izvo zvakare, isu takawana, inoderedza tsinga - izvo zvinogumbura zvimbi zveceramic zvinoputika uye zvakanyudzwa munzvimbo yekukanda. Iyo inowedzera imwe dip kutenderera, saka inodhura zvakanyanya, asi inoderedza zvakanyanya post-cast yekupedzisa nguva. Pakumhanya kwemazana akawanda ezvikamu, masvomhu anoshanda zvakanaka kwatiri.
Kuomeswa ndiko kushanduka kwakanyarara. Kumhanyisa kuomesa pakati pemajasi ndiyo gomba rinonyanya kuitika muchitoro chakabatikana. Kuomeswa zvisina kukwana kunotungamira kune akaturikidzana mateko asina kusimba pakati-coat bonding. Munguva yekupisa-kupisa kwepamusoro-kubuda, kudzvanywa kwemhepo kubva kune yakasara mwando kunogona kuderedza goko kubva mukati. Isu takaisa mutemo wakaoma: ambient humidity pamusoro pe70%? Otomatiki 4-awa yekuwedzera panguva yekuomesa kune ese majasi. Hapana nharo. Yakanonoka kuronga asi yakabvisa chikamu chese chekutadza kusinganzwisisike goko.
Kudira: Kupfuura Kungozadza Mold
Kudira aluminium mu a kurasika kukanda wakisi maitiro haana kufanana nekuzadza mold yejecha. Iyo ceramic shell inopisa, yakatenderedza 1000 ° C, uye simbi inotonhora nekukurumidza. Iwe une hwindo rezvimwe 10-15 masekonzi emvura inoshanda kune yakajairwa investimendi. Iyo gating system inofanirwa kushanda zvakakwana. Isu tinogara tichipisa matairi edu. Ladle inotonhora inogona kudonhedza tembiricha yesimbi 20-30 ° C panguva yekufambisa, ichiuraya kuyerera kwayo isati yatomborova mukombe wesprue.
Kudira pachayo kunofanira kunge kuri kuenderera, kuyerera kwakadzikama. Hapana kumira, hapana kudurura, hapana kukwevera. Iwe unoda kuchengetedza inogara iine metallostatic kumanikidza kusundira simbi mukati mekurebesa kunosvika kwe mold. Isu tinodzidzisa timu yedu yekudira kuti itarise kumashure-kudzvanywa mumukombe wesprue. Kana ikakwira nekukurumidza, zvinoreva kuti mold iri kuzadza zvine mutsindo. Dzimwe nguva, iwe unofanirwa kudzikamisa mwero wekudira pakati perukova, izvo zvinonzwa zvinopesana. Inyanzvi yekubata. Ndakamira ipapo nenyanzvi itsva, ndichivatungamirira: Unonzwa here? Mukombe urikuremerwa nekukasira. Kurerutsira... ikozvino kwakadzikama.
Mushure mekudira, taimborega zviumbwa zvitonhore mumhepo yakapoteredza. Kukanganisa kukuru kune mamwe majeometri. Isu takanga tine nyaya nekubvarura kupisa pazvikamu zvine shanduko yechikamu. Zvikamu zvitete zvaizoita kuti zviome uye zviwirirane, zvichikwevera nepakati zvikamu zvakanyungudutswa, zvakakora. Iye zvino, isu tine insulated mabhokisi akazadzwa nevermiculite. Isu tinotamisa zviumbwa zvinopisa zvakananga mukati mazvo kune inodzorwa, inononoka kutonhora-pasi. Inowedzera imwe nhanho, asi ndeye-mu-mold kupisa kurapwa kunobvisa izvo zvinonetsa. Yakagadziriswa inenge 80% yematambudziko edu ekupisa misodzi nehusiku humwe.
Machining & Iko Kudyidzana neShopu seQSY
Apa ndipo panosangana mugwagwa. A akakwana aluminium investment kukanda yakanaka chete semuchina wechitoro unoupedza. Ichi ndicho chikonzero iyo modhi yeyakatanga iyo zvakare inoita yakakomba CNC machining, senge yaunoona pairi QSY kushanda, ane simba zvikuru. Vanonzwisisa rwendo rwose. Kana isu tichigadzira yekukanda, isu tinenge tave kutofunga nezve zvigadziriso, iyo stock allowance, uye mukana wekusara kunetseka kunogona kuchinjisa chikamu kana changosungwa uye kutemwa.
Pane dambudziko rekare: kukanda kunobuda nehukuru hwakanaka, asi kana machinist atora kucheka kwekutanga, chimiro chepamusoro chinoshanduka kana chishandiso chatters. Kazhinji, inzvimbo yepasi shrinkage porosity kana diki inotonhorera iyo CMM probe haina kumbobata. A foundry anokandira chete anopomera machining paramita. Chitoro chemuchina icho chete michina inopomera kunaka kwekukanda. A vertical integrated provider anofanirwa kuzvigadzirisa mukati. Ivo vanogona kuwiriranisa machining anomaly kudzoka kune tembiricha yekudira kana goko pre-kupisa kubva kune iyo batch chaiyo. Iyo yemhinduro loop yakakosha.
Semuyenzaniso, chiitiko cheQSY chine hard-machining cobalt uye nickel alloys inoshandura zvakananga kualuminium. Mafungiro avo ndeekubvisa zvinhu zvinofanotaurwa kubva kune yakakwira-kutendeseka substrate. Vanoziva kuti kukanda kunoitirwa 5-axis mill, ungangoda kuwedzera diki, chibayiro padhi pane isiri-yakakosha kumeso chete kugadzikana panguva yekugadzira, chimwe chinhu chakachena-kutamba foundry chinogona kuramba sechinhu chisingakoshi. Aya ndiwo maonero ekupedzisira-kusvika-kumagumo anoshandura nzira yeprototyping kuita nzira yekugadzira inoshanda. Iwe hausi kungotenga yekukanda; uri kutenga vimbiso yekuti ichaita kufungidzira pasi pemudziyo wekucheka.
Pfungwa Yekupedzisira: Inzira, Kwete Chigadzirwa
Saka, kana ukabvisa chinhu chimwe, ngachive ichi: yakarasika wakisi aruminiyamu kukanda iketani yemaitiro anoenderana. Kugadzirisa imwe link mukuzviparadzanisa nevamwe kazhinji kunotyora imwe. Iyo wakisi inobata goko, goko rinokanganisa kuzadza, kuzadza kunokanganisa chimiro chezviyo, uye chimiro chezviyo chinokanganisa zvese zvinouya mushure. Kubudirira kunobva pakuiona senge imwe chete, inoenderera sisitimu.
Makambani anobudirira munzvimbo ino, iwo aunogona kuvimba nawo kune anopfuura kungoita chirevo chakareruka, ndiwo akapinza iyi masisitimu-kufunga. Vane mavanga ekukundikana kwekare—magoko akatsemuka, mativi ane maburi, mativi akamonwa akamonwa—uye vakagadzira mitemo yavo maererano nezvidzidzo izvozvo. Mawebhusaiti avo, senge eQingdao Qiangsenyuan Technology Co., Ltd., anogona kunyora masevhisi senge shell mold casting uye CNC machining zvakasiyana, asi kukosha chaiko kuri mumabatirwo avanomanikidzwa kuabatanidza. Ndizvo zvinoburitsa chikamu chisingangosangana nekudhindwa, asi chinoita munyika chaiyo. Izvo zvakashata, zvinodzokorora, uye zvizere nekubvumirana. Asi kana ichidzvanya, hapana nzira iri nani yekugadzira yakaoma, yepamusoro-inoshanda aluminium chikamu.
