Ubona i-17-4PH kwiphepha elithile, kwaye ivakalelwa njengokubheja okukhuselekileyo. Imvula-yenza lukhuni i-stainless, amandla alungileyo, ukuxhathisa okufanelekileyo kokuthotywa-lukhetho olungagqibekanga lwezinto ezininzi ezinomatshini kunye neendawo eziphosiweyo kwiindawo ezibango. Kodwa kulapho umgibe wokuqala ulele khona. Ukuyiphatha njengebakala lempahla, into oyi-odola nje kwilitye lokusila kwaye uyiphose kumatshini, yindlela ekhawulezayo yokuphelisa iinxalenye ezinokuthi zibe phantsi okanye zisilele ngokupheleleyo. I-PH libali lonke, kwaye ukuba awuyilawuli loo nkqubo, awuzifumani izinto ozihlawuleleyo.
Umtsalane kunye neNyaniso yeMeko ye-H
Wonke umntu uyayithanda imeko ye-H900. Ufumana loo ndawo imnandi yokuqina okuphezulu kunye nokuqina kwesivuno. Yiloo nto ii-database zibalaselisa. Kodwa ndibone imizobo emininzi kakhulu ibiza nje i-17-4PH H900 ngaphandle kwengcinga yesibini kwijometri yenxalenye okanye isicelo sokugqibela. Ingxaki kukugqwethwa. Xa uthatha i-complex, i-asymmetrical casting okanye icandelo elinodonga olucekeceke olunomatshini kunyango lokugqibela lobushushu lokuguga ukubetha i-H900, iyahamba. Ngamanye amaxesha ishukuma kakhulu. Sasinomzimba wevalvu, utyalo-mali oluntsonkothileyo, siphume ekwaluphaleni sijongeka sigqibelele kwingxelo yobulukhuni kodwa ngoku sifuna ubugorha kunye noomatshini besibini obunexabiso eliphezulu ukubuyisela ukutywinwa komphezulu kwi-spec. Amandla ayekhona, kodwa ukuzinza komlinganiselo kwakungekho.
Kulapho uqala khona ukuqwalasela ezinye iimeko, njenge-H1150. Kukulungelelana, ngokuqinisekileyo. Amandla asezantsi, kodwa angcono kakhulu ukukhululeka koxinzelelo kunye nolawulo lomda. Kwindlu enkulu, enkulu yempompo efuna ukuxhathisa okulungileyo kokubola ngaphezu kokuqina kokugqibela, i-H1150 inokuba ngumdlalo okrelekrele. Imalunga nokuthelekisa imeko nomsebenzi, hayi ukukhetha olona khetho lunzima. Ndizifumana ndiqhuba le ncoko neenjineli rhoqo- ndibuyela umva kwi-autopilot spec ukubuza ukuba yintoni eyona nxalenye ekufuneka yenziwe enkonzweni.
Kwaye ke kukho imeko yezinto ekrwada, Condition A. Isisombululo annealed. Le yindlela oqhele ukuyifumana ngayo kwilitye lokusila ukuze usetyenziswe, okanye indlela yokuphosa ephuma kwiqokobhe. Ithambile, i-gummy, kunye nephupha elibi kumatshini ukuba uyiphatha njenge-304 engenabala. Iitshiphusi ezinentambo ziya kuhlala kuyo yonke into. Udinga izixhobo ezibukhali, iraki ekhangayo, kunye ne-chip breakers ezilungileyo. Ukufumana iiparamitha zomatshini kanye kwiMeko A kubalulekile kuba naluphi na uxinzelelo olushiyekileyo olunikezelayo apha luya kutshixelwa kwaye lunokubaxa ukugqwetheka ngexesha lokuguga okulandelayo. Linyathelo elisisiseko uninzi lweevenkile ezilijongela phantsi.
Casting 17-4PH: Irhamncwa elahlukileyo lilonke
Ukuhamba ukusuka kwisitokhwe sebha ukuya kwi-castings kwazisa omnye umaleko. Xa ujongene neqabane elisisiseko, ulawulo lwabo lwenkqubo luyinto yonke. I-17-4PH yintsimbi ye-martensitic PH, kwaye iipropati zayo zixhomekeke ngokupheleleyo kumjikelezo wonyango oluchanekileyo. Ukuphambuka okuncinci kwisisombululo sokushisa kwe-annealing okanye i-time-at-temperature ngexesha lokuguga kunokutshintsha iimpawu zomatshini ngokubonakalayo.
Sisebenze kunye ne-Qingdao Qiangsenyuan Technology Co., Ltd. (QSY) kwiiprojekthi ezininzi ezibandakanya i-17-4PH yotyalo-mali olufakwe kwiifatisi zaselwandle. Imbali yabo ende kwiqokobhe kunye notyalo-mali ibonisa apha. Incoko ayiqali ngokushicilelwa nje. Ihlala isiya kwi-spec yokuphatha ubushushu. Bazimisele ngayo, olu luphawu oluhle. Baza kucela uluhlu lwepropathi yoomatshini kwaye bacebise umjikelo wabo wokwaluphala osemgangathweni, bahlala bejonga kabini ukuba indawo inamacandelo ashinyeneyo nabhityileyo anokuphola ngamaxabiso ahlukeneyo. Yile ndlela isebenzayo, yokuqonda inkqubo eyahlula umthengisi wamalungu kwiqabane lokwenziwa. Unokufumana indlela yabo ecacisiweyo kwindawo yabo kuyo https://www.tsingtaocnc.com.
Uyilo lokungena kunye nokunyuka kwi-mold yokuphosa ibalulekile kwi-17-4PH. Udinga izinto ezivakalayo, ezixineneyo ngaphandle kwe-shrinkage porosity, ngakumbi kumacandelo abalulekileyo. I-porosity ayisosiphene nje sokuthambisa apha; sisigxininisi soxinzelelo esinokuchaphazela kakhulu ubomi bokudinwa kwimathiriyeli ephezulu yamandla. Isiseko esihle siya kwenza uhlolo lweradiyographic njengesiqhelo somgangatho webakala elinje. Ndikhumbula isibiyeli esasilela kwangaphambi kwexesha kuvavanyo lokudinwa. Ukusilela kuqalwe kumngxuma omncinci wokushwabana kufutshane notshintsho kubukhulu becandelo. Ngombulelo wabo, i-Foundry yayila ngokutsha inkqubo yokondla loo nxalenye yokungunda, yaye umba wasonjululwa. Yayiyimeko yeklasi yezinto ezilungileyo kuphela njengenkqubo eyenza oko.
Umdaniso woMachining: Ngaphambi nasemva kokuguga
Apha kulapho izigqibo zomgangatho wevenkile ngokwenene zenzeka. Ngaba umatshini ukuya kwimilinganiselo yokugqibela kwiMeko ethambileyo A kwaye emva koko uguge? Okanye ngaba umatshini orhabaxa, ubudala, kwaye emva koko ugqibe umatshini? Akukho mpendulo jikelele, kwaye indlela echanekileyo inokutshintsha inxalenye ukuya kwinxalenye.
Kwiijiyometri ezilula, ezomeleleyo, ukwenziwa komatshini ngokupheleleyo kwiMeko A kuyasebenza. Ubenza bonke oomatshini benziwe, emva koko bubudala bube namandla okugqibela. Kodwa kufuneka uphendule ngokutshintsha kwe-dimensional. Kuya kufuneka wakhe into yokukhula kwinkqubo yakho ye-CNC, ehlala ifundwa ngolingo kwinqaku lokuqala. Kwinxalenye enzima kunye nokunyamezela okuqinileyo kwiinqwelomoya ezininzi, i-rough, ubudala, indlela yokugqiba ikhuselekile. Ususa isambuku semathiriyeli, uxinzelelo-uyinciphise ngenkqubo yokuguga, kwaye emva koko uthathe isikali sokugqibela sokubetha ubungakanani obuchanekileyo. Ibiza kakhulu ngenxa yolungiselelo olongezelelweyo, kodwa isoloko ikuphela kwendlela yokubamba izishumi kwindawo elukhuni.
Ukunxitywa kwezixhobo ngomnye umba. Ukutshiza izinto ezindala (i-H900 okanye efanayo) i-abrasive. Usika amandla aphezulu, imvula-yomeleze i-matrix. Izixhobo zeCarbide ziyimfuneko, kwaye i-ceramic okanye i-CBN inokufuneka kuqhutywe imveliso. Undoqo kukuba ungaze uvumele isixhobo sihlikihle; udinga ukusikwa okuqinisekileyo kunye nokutya okwaneleyo ukuze ungene phantsi komgangatho womsebenzi owenziwe ngokugqithiswa kwesixhobo sangaphambili. Isixhobo esilondolozayo, esigugileyo siya kutshisa nje umphezulu kwaye sisebenze-siqine ngakumbi, senze ipasi elandelayo ibe nzima kwaye inokuthi ichaphazele isidima somphezulu wenxalenye.
Ukonakala: Ayinabala, kodwa khumbula izikhewu
Le ngongoma eqhelekileyo yokuzithemba ngokugqithiseleyo. I-17-4PH ine-corrosion resistance resistance yentsimbi ephezulu, kodwa ayikho kwiligi efanayo ne-316L okanye i-duplex grade, ngokukodwa kwiimeko zamandla aphezulu. Ukurhweba ukomelela kudla ngokuba kukuncitshiswa kokusebenza komhlwa. Kwi-H900, ukuxhathisa kwayo kwizinto ezifana nesitshizi setyuwa okanye imo engqongileyo yeekhemikhali inokuba phakathi ngokumangalisayo.
Sifunde oku ngendlela enzima kwibhetshi yezindlu zoluvo kwisicelo esiselunxwemeni. Baye bachazwa njenge-17-4PH H900 yamandla. Baphumelele uvavanyo oluqhelekileyo lweeyure ezingama-24 zetyuwa kwi-QC. Kodwa enkonzweni, kwindawo efudumeleyo, efumileyo, enetyuwa ezaliswe yityuwa ngamaxesha athile, babonisa iimpawu zokugrumba kunye nokukhula kwemingxuma ejikeleze imisonto phakathi kweenyanga ezimbalwa. Isisombululo yayingekokutshintsha izinto ngokupheleleyo kodwa ukuthoba imeko ukuya kwi-H1150-M. I-M imele i-marine, kwaye ngumjikelo wokuguga okhethekileyo, omde owenza ukuba i-microstructure ikwazi ukuxhathisa umhlwa ngexabiso elincinci ukomelela. Yayisombulula ingxaki. Isifundo ibikukuba ungaze ucinge ngendlela engenasiphene engenakuchaphazeleka jikelele.
I-passivation nayo ayikhethi. Emva komatshini wokugqibela okanye nakuphi na ukugaya, inxalenye kufuneka igqitywe ngokufanelekileyo ukubuyisela umaleko okhuselayo wechromium oxide kumphezulu. Ukutsiba eli nyathelo ngenxa yokuba inxalenye ibonakala imenyezela ishiya intsimbi ekhululekileyo kumphezulu, eya kugqwala kwaye inokuqalisa i-pitting. Linyathelo elilula, elinexabiso eliphantsi elinokubaluleka kokusebenza kwexesha elide.
Ukufumana kunye nokulandelelwa: Ayizizo zonke iiQinisekiso zeMill ezilinganayo
Ekugqibeleni, igama kwikhonkco lokubonelela. I-17-4PH yinombolo ye-UNS (S17400), umgangatho we-ASTM (A564). Kodwa ukuguquguquka kweendlela ezahlukeneyo zokugaya kunye neziseko zinokwahluka. Uluhlu lwekhemistri luvumela umdlalo othile, ngakumbi kwizinto ezifana ne-Ni kunye ne-Cu, ezichaphazela ukuqina kunye nokuphendula ngokuguga. Umboneleli olungileyo ubonelela ngengxelo epheleleyo yokunyibilika, hayi nje isatifiketi sokuthobela esichaza ukuba idibana ne-ASTM A564.
Kwi-aerospace ebalulekileyo okanye izinto zonyango, uya kufuna ukulandelelwa ngokupheleleyo umva kwinani lobushushu, kwaye rhoqo uvavanyo olongezelelweyo olufana nempembelelo yeCharpy okanye uvandlakanyo lwe-microstructure. Kwiindawo zemizi-mveliso ezingabalulekanga kangako, isiseko yisatifikethi enekhemikhali yokwenyani kunye neempawu zoomatshini ukusuka kwikhuphoni yovavanyo eqhutywe ngeqashiso elifanayo. Xa uvavanya iqabane like Qingdao Qiangsenyuan Technology Co., Ltd., ukukwazi kwabo ukubonelela ngeli nqanaba lamaxwebhu kunye nokuqonda kwabo kwizinto eziphathekayo kwiinkqubo zabo-ukusuka utyalo mali ukuya kunyango lokugqibela lobushushu-luba ngunobangela ophambili. Abathengisi nje imilo; bathengisa iziphumo eziphathekayo ezilawulwayo.
Ekugqibeleni, i-17-4PH ihlala iyi-alloy eluncedo kakhulu. Ukuguquguquka kwayo kwi-casting kunye CNC Machining iyenza ibe sisiseko. Kodwa usetyenziso lwayo luhambelana ngokuthe ngqo nentlonipho oyinikayo kwiimfuno zayo zokuqhubekeka. Ayiyiyo isethi kwaye uyilibale ngezinto. Ifuna intsebenziswano, indlela enolwazi phakathi koyilo, ukukhangela, kunye nokuvelisa ukuze ifezekise isithembiso sayo. Ukufumana oko kulungileyo kuko okwahlula inxalenye esebenzayo kwicandelo elithembekileyo.
