
Xa iinjineli zikhangela a umatshini wokubumba umatshini wokubumba wesinyithi wefektri, abakhangeli nje izixhobo-bafuna amaqabane achanekileyo abaqondayo ukuba i-cobalt alloy nozzles ingaphumeleli njani phantsi kwebhayisikile ye-thermal, kutheni i-AMS 5387 impompo yezindlu ijika ngexesha lonyango lobushushu, kunye nendlela i-dimensional drift kwi-piston cylinder bores ibangela ukungasebenzi kakuhle kwe-hydraulic system. Leyo yinyani esijongene nayo yonke imihla kwiziko lethu leQingdao-hayi njengendawo yokuthengisa, kodwa njengesiseko esisebenzayo.
Uninzi lwabathengi bamashishini baqala ngelo binzana- emva koko babethe ukudideka. Oomatshini bokubumba inaliti yesinyithi (MIM) bavelisa iinxalenye ezincinci, ezintsonkothileyo ezinokwakheka komnatha njengezixhobo zotyando okanye izixhobo zokubukela. Kodwa ukuba isicelo sakho sifuna iivalvu zoxinzelelo ezibekwe kwi-400 bar, iwinch center shaft rollers ephatha imithwalo eguquguqukayo yeetoni ezili-12, okanye iiplagi zealloy ze-cobalt-nickel ezingekho mgangathweni kwiindibano zempompo zangaphantsi kwamanzi? Udinga enye into ngokupheleleyo: umzi-mveliso ochanekileyo odityaniswe ngokuthe nkqo olawula ukuphosa, umatshini, unyango lobushushu, kunye ne-metrology-hayi nje umshicileli we-MIM.
Siye sabona ukungahambi kakuhle okuthathu okuqhelekileyo: Okokuqala, amaqela okuthenga athatha i-MIM isombulula amandla aphezulu, iimfuno zobushushu obuphezulu-kodwa iinxalenye ze-MIM azifane zidlule i-120 ksi UTS kwaye zilahlekelwe ubunzima ngaphezu kwe-600 ° C. Okwesibini, iinjineli zicacisa i-T800 cobalt-based alloys elindele ingqibelelo yezinto eziphathekayo, kuphela ukufumana i-sintered equivalents kunye ne-18% yokumelana nokudinwa okuphantsi. Okwesithathu, ixesha lokuhambisa liyawa xa i-shrinkage iphosa imodeli kwi-GD & T stacks-kwaye akukho mthengisi we-MIM oqhuba imigca yokutshala imali.
Ulungiso alutshintshi amagama angundoqo. Idibanisa amandla enkqubo kumthwalo osebenzayo. Ukufumana izindlu zehydraulic ezicinezelayo? Ukuphoswa kotyalo-mali + 5-axis CNC + Uhlolo olulandelekayo lweCMM luhambisa oko iMIM ayinako.
Umzi-mveliso wethu we-Qingdao usebenza kwii-ankile ezine ezingaxoxisiyo zobugcisa-nganye ingqinwe kuyo yonke i-200+ yokuqinisekiswa kwabathengi:
Inkampani yaseMntla Melika yenkonzo ye-oyile yayidinga iirola zeshafti ezitshintshwayo zeenkqubo zewintshi ezikude nonxweme. Umthengisi wabo wangaphambili wahambisa i-roller kunye ne-0.12 mm runout-ebangela ukungaphumeleli kokuzala kwangaphambili kwiiyure zokusebenza ze-3,200. Siyiphucule kwakhona isango lokuphosa isanti, songeza isithinteli sokunciphisa uxinzelelo phambi komatshini orhabaxa, kwaye sibambe ukunyamezela kweOD okokugqibela ukuya ku ±0.015 mm. Ubomi basentsimini bandiswa bafikelela kwiiyure ezingama-9,800. Akukho bango lokuthengisa. Idatha nje yokungcangcazela efakwe ngekota liqela labo lolondolozo.
Enye imeko: Ipompo yaseJamani i-OEM ichaze i-AMS 5387 yeplagi yoxinzelelo oluphezulu. Umthengisi wabo we-MIM ucaphule ixesha elihamba phambili le-12 leeveki kunye ne-22% ye-scrap rate kwi-run-article yokuqala. Sayiphosa, sasebenza ngoomatshini, saza sagqiba iiyunithi ezingama-48 ngeentsuku ezili-18—ngaphandle kweqanda. Ngoba? Ngenxa yokuba iqela lethu labasunguli lihlengahlengise imodeli yokuqinisa loo jiyometri ithile, kwaye abadwelisi benkqubo be-CNC basebenzise i-trochoidal milling endaweni yecontouring eqhelekileyo ukunqanda ukuqina komsebenzi kumphezulu we-cobalt alloy.
Ezi azizodwa. Zisisiphumo sokunyanga i-metallurgy, i-machining physics, kunye nokuhlolwa okungqongqo njengezinto ezidibeneyo ezidibeneyo-kungekhona amasebe ahlukeneyo.
Phambi kokusayina i-NDA okanye ucele ikowuti, buza ezi-kwaye ufune iinkcukacha ezithile:
Iimpendulo ezingacacanga zithetha izikhewu kwinkqubo. Ukuthandabuza kuthetha ukucingela okungavavanywanga. Iimpendulo eziphathekayo-ezixhaswa yidatha-zithetha ukuba ufumene i umatshini wokubumba umatshini wokubumba wesinyithi wefektri leyo eneneni iyayiqonda into efunwa sisicelo sakho.
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