Paunonzwa 'ultra precision machining', vanhu vazhinji vanobva vangofungidzira imba yakachena, inodzorwa netembiricha ine muchina we-multi-axis uchirira kure. Icho chikamu chazvo, chokwadi, asi ndipo panotangirawo kusanzwisisa kwakajairika. Haisi chete nezve zita remuchina kana gadziriso yayo. Dambudziko chairo, iro rinokuchengeta usiku, riri kubata iyo sub-micron kushivirira kwete pane yakakwana aruminiyamu test block, asi pane yakaomeswa, asymmetrical Inconel 718 turbine chikamu mushure mechikamu chemakumi matatu, kana kunyura kwemafuta, kupfeka kwezvishandiso, uye kunyangwe tembiricha yekutonhora inotanga kuzevezera munzeve yako. Ndiwo mukaha uripo pakati pe spec sheet neshop floor. Ndakaona mapurojekiti akawandisa achigumburwa nekuitora seyakapusa 'tenga muchina wakanakisa, tora zvikamu zvakanakisa' equation. Ihurongwa, chirango, uye kutaura chokwadi, zvishoma zvehunyanzvi.
Nheyo: Inotangira Spindle Isati Yatendeuka
Iwe haugone kutaura nezvazvo Ultra precision machining usina kutanga wataura pamusoro pezvauri kuisa mumushini. Apa ndipo panoita makumi emakore eruzivo rwezvinhu zvisingagone kutaurirana. Isu tinoshanda neakawanda nickel-based uye cobalt-based superalloys panzvimbo yedu. Aya haasi ako akajairwa 304 Stainless blocks. Maitiro ekukanda-kungave kuumbwa kwegoko kana kuisa mari kwatinoita-inogadzirisa nhanho. Kushushikana kwemukati, chimiro chezviyo, kunyangwe porosity idiki kubva mukukanda inogona kuve yakashata kukanganisa kana iwe uchitora mapasi akayerwa mumamicrons. Chirongwa cheCNC chakakwana hachibatsiri kana chisina chinhu chine makakatanwa akavanzika anoburitsa yepakati-yekucheka. Saka, mutemo wedu wekutanga ndewe kubata machining process seyekupedzisira, nhanho yakakosha mumaketani akareba. Iyo yekutanga uye chitoro chemuchina haigone kuva silos; ivo vanofanira kutaura mutauro wakafanana wenhoroondo yekupisa uye kunyaradza kushushikana.
Ndinoyeuka purojekiti yeimba ye sensor muMonel K-500. Iwo madhindindi anodaidzira 0.005mm yechokwadi chinzvimbo kushivirira pane mamwe akadzika, madiki-dhayamita mabhora. The investment castings yaitaridzika zvakanaka. Asi panguva yekutanga kwechinyorwa chakamhanya, takave nekudonha kweapo neapo. Kwete zvakawanda, asi zvakakwana kubvisa chikamu. Mushure memazuva maviri ekudzingirira muchina geometry uye chishandiso runout, takadzokera kune yekukanda data. Nyaya yaive solution annealing cycle. Zvaienderana, asi kugadzirisa panguva yekupisa kwakagadzira kusayereka asi kunoenderana kushushikana. Kugadzirisa kwanga kusiri muCNC kodhi; yakanga iri tweak kune racking configuration muchoto kusati kwambokandwa kwakamboona muchina mudziyo. Ndiko kufunga kwehurongwa.
Ichi ndicho chikonzero nhoroondo yekambani yakakosha. Chitoro chinongotenga mabheti pasherufu chinogona kusambosangana neizvi, kana kuti chinogona kupedza mavhiki chichigadzirisa dambudziko ravasina kugadzira. Maitiro edu akabatanidzwa pa QSY-Kushandisa makore makumi matatu mukukanda nekugadzira-zvinoreva kuti tinodzora zvimwe zvakasiyana kubva pakunyunguduka zvichienda mberi. Izvo zvishoma pamusoro pekugadzirisa matambudziko uye zvakawanda nezvekugadzira maitiro ekuzvidzivirira. Iyo machining zano rejecha-cast ductile iron valve muviri ndeyepasirese kubva kune iyo chaiyo yekudyara-kandira Stainless simbi yekuvhiya chikamu, kunyangwe zvakafanana. CNC machining centre inomhanya zvese.
The Machine is Just the Actor; The Process ndiye Director
Zvakanaka, saka une yakagadzikana, inofanotaurwa isina chinhu. Zvino muchina. The obsession inogara iri paiyo nyowani, inokurumidza, yakanyanya kunaka modhi. Uye musandiremekedze, yakakwira-chaiyo 5-axis chigayo chine mutsara mota uye sub-micron mhinduro inoshamisa. Asi zvinoshamisa zvehasha. Basa chairo riri mune ancillary systems uye kudzora kwezvakatipoteredza. Nheyo dzako dzinokosha kupfuura bhurocha specs. Monolithic granite base haisi yeumbozha; chinhu chinodiwa. Pauriri payakagara inoda kudzokororwa kubva kune ambient vibration - forklifts, mimwe michina, kunyangwe traffic kunze inogona kuve chinhu.
Zvadaro pane tembiricha. Mutemo wegumbo ndewekuti 1 ° C shanduko mumamita esimbi inenge 11.5 microns yekuwedzera. Paunenge uchishanda pa ultra precision mwero, igomo. Isu tinochengetedza ± 0.5 ° C envelopu musero yedu chaiyo. Asi haisi mhepo yemukamuri chete. Tembiricha inotonhorera inodzorwa nesimba. Iyo spindle inodziirwa neimwe denderedzwa kuti isvike pakudziya kwekuenzanisa. Isu takatorega zvinhu zvakabikwa zvikagara muchitokisi kwemaawa makumi maviri nemana kuti zvive zvakajairika. Hausi kungogadzira simbi; uri kutonga chokwadi chayo chese chinopisa.
Tooling ndiro rimwe gomba tsuro. Off-the-sherufu carbide end mills haazviteme, pun yakarongwa. Tiri kutaura madhaimani-akatendeuka maturusi akabata, akaenzana kuG2.5 kana zvirinani. Iyo presetter yekushandisa haisi yakanaka-kuva-ne-; kuenzanisa kwayo kwakakosha seCMM's. Uye muripo wekupfeka kwemidziyo haisi chiitiko chakarongwa; ndeye inoenderera, chaiyo-nguva yekutarisisa yakavakirwa pane spindle mutoro wekutarisa uye pamusoro pekupedzisira kuongorora. Unokudziridza kunzwa nezvazvo. Ruzha rwekuchekwa runochinja, zvisingaite, nhamba dzisati dzakuudza. Ndicho chikamu che'unyanzvi' - kuziva nguva yekuvimba sensor uye nguva yekuvimba ura hwako, izvo zvinongova makore ekuzivikanwa kwemaitiro.
Chiyero: Mutongi Asingakanganwiri
Apa ndipo panosangana zviroto zvechokwadi. Unogona kutenda mhinduro yemuchina wako zvese zvaunoda, asi chikamu chakangonaka sekugona kwako kuchiyera. In Ultra precision machining, midziyo yako yemetrology inofanira kunge iri kurongeka kwehukuru hwakanyanya kupfuura zvaunovavarira kushivirira. A CMM ine kusavimbika kwakataurwa kwe1.5 microns haina kukwana kubata 5-micron maficha. Isu tinovimba zvakanyanya neoptical comparator ine laser scanning uye mafomu testers yeakakomba geometries senge chinzvimbo chechokwadi uye chimiro chepamusoro.
Mamiriro andataura ekugadzira michina? Ichokwadi kaviri pakuyera. Imba yeCMM ine yayo, kunyange yakaomesesa yekudzora kupisa. Iwe unobata zvikamu zvine magirovhosi, kwete kungochengeta mafuta, asi kudzivirira kupisa kwemuviri wako kubva kunokanganisa iwo panguva yegumi nemashanu-yekuyera kutenderera. Ndakaona 50mm dhayamita yegeji pini yakundikana chitupa nekuti inspector akaibata muruoko rwake rwusina maoko kwenguva refu isati yagadziriswa.
Zvidzidzo zvinonyanya kuzvininipisa zvinobva pakuyera kusabvumirana. Isu takambove nemutengi airamba zvikamu zvichibva pane yavo-mu-imba CMM data, nepo yedu yakavaratidza zvakanaka mukati meiyo spec. Mushure mevhiki yekunetsana, takawana chikonzero: akasiyana akakodzera algorithms mune maviri eCMM software mapakeji ekumisikidza datum referensi furemu. Ose ari maviri aive echokwadi masvomhu, asi ivo vakadudzira iyo isina kukwana chaiyo-yepasirese nzvimbo zvakasiyana. Mhinduro yaive yekuenzanisa pachiyero cheprotocol kutanga, chikamu chimwe chete chisati chatemwa. Iye zvino, kumabasa akakosha, tinowanzo kugovera zvirongwa zvekuyera uye nekutozvitevedzera. Zvakachinja kunetsana kuita kubatana.
Kana Isingashande: Kukosha Kwekukundikana
Hapana anofarira kutaura nezve zvimedu, asi mukusundira miganhu yechokwadi, iwe unodzidza zvakawanda kubva kune zvakarambwa pane kubudirira. Pakutanga, takatora basa rekutsvagisa rinoda beryllium-mhangura magirazi ane kupera kwepamusoro zviri nani kupfuura 10Ra nanometers. We thought our process was dialled in. We failed. Spectacularly. Nyaya yacho yaityisa—ine chepfu, yaida kunyatsobatwa, uye yaityisa zvikuru. Maturusi edu akanaka edhaimani akaiswa ipapo ipapo. Inotonhodza, iyo yaive yakakosha pakudzora kupisa, yakasiya zvisaririra izvo zvaiparadza kupera panguva yekuchenesa.
Iyo purojekiti yaive pivot point. Hatina kungokanda mapfumo pasi. Taifanira kudzokera kunheyo dzokutanga. Isu takazopedzisira tashandisa iri pedyo-yakaoma machining (MQL) sisitimu yeiyo chaiyo kirasi yemidziyo uye nekuchinjira kune imwe dhaimondi chishandiso chekupfeka. Kubudirira uku kwakauya kubva mukutaura nemutengesi wezvishandiso aive neruzivo muindasitiri yemaziso, kwete yedu yemazuva ese aerospace kana vekurapwa. Chaive chiyeuchidzo ichocho Ultra precision machining haisi nzvimbo imwe chete; hunyanzvi kubva kumasemiconductors, optics, uye kugadzira wachi zvinogona kuyambuka-pollinate. Icho chinorwadza, chidzidzo chinodhura zvino chinozivisa maitiro atinoita ese ekunze, gummy zvinhu, kubva kune mamwe akakosha alloys kusvika kune epamusoro-performance mapurasitiki.
Iyo Human Factor muDigital process
Nekutaura kwese uku kwe otomatiki uye kutonga kwezvakatipoteredza, zviri nyore kufunga kuti basa remushandisi radzikira. Ndaizopikisa. Unyanzvi hwakaiswa hunochinja, asi hunova hwakanyanya kukosha. Mugadziri wepurogiramu haasi kungonyora G-code; vari kuvaka mufananidzo wekupisa mumisoro yavo, vachitarisira kushushikana, kusarudza kwete nzira yekushandisa chete asi nzira yekupisa. Mushandi wemuchina haanyanyi bhatani-pusher uye anotarisisa masisitimu, achitarisa masisitimu asina kujeka-kuchinja kudiki mumhepo inotonhorera inoyerera, kamusiyano mudiki chip color-inoratidza chimwe chinhu chiri kudonha kunze kweparameter.
At Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), udzamu uhwu ndozvinoita nhoroondo yedu yemakore makumi matatu. Ndirwo ruzivo rwemadzinza rwakaunganidzwa. Ndiye mugadziri wemuchina anogona kuteerera kune chirukwa obva ati, Iyo yekumberi inotakura preload inonzwa kureruka, isati yave nekuongorora kwekudengenyeka kwayo. Ndiyo mainjiniya emhando anoziva kuti zvakati wandei zvezvinhu, kunyangwe mukati meiyo spec, zvingangoda kudzikiswa ne5% pachiyero chekudya zvichibva pakunzwa kwegut kubva kubasa rakafanana makore mashanu apfuura. Izvi hazvisi kutsiva sayenzi nekutenda mashura; Kunzwisisa kwevanhu kwakavakirwa panheyo yekutarisa kwakadzama, kudzokororwa. Iwe haugone kuzvigadzirisa izvo. Iwe unogona chete kurima kuburikidza nenguva uye kuvimba.
Saka, kana tikatarisa kudhirowa kwakaomarara-toti, cobalt-chrome alloy orthopedic implant ine porous nzvimbo yekubatanidza bhonzo padivi pegirazi-yakapedza kutaura pamusoro-hatisi kungoona geometries uye kushivirira. Tiri kuona nyaya. Isu tinoona iyo yekukanda muti wekudyara iyo ichakura pairi, iyo yakapfava EDM kushanda kuiparadzanisa, iyo yakawanda-nhanho yekupisa kurapwa, uye pakupedzisira, yakapfava, yekupedzisira. Ultra precision machining mapasi achatsanangura basa rawo. Nhanho yega yega inozivisa yekupedzisira. Ndicho chokwadi chiri kuseri kwezwi. Hakusi kuvhiya kumwe chete; ihwo huzivi hwekutonga, kubva kune yakabikwa kusvika kumushumo wekupedzisira wekuongorora.
