Ukuphosa isanti ngokukhawuleza yinkqubo yokwenziwa ekhawulezileyo edibanisa ubuchule bokubumba isanti eluhlaza kunye nobuchwepheshe bokwenza iipateni eziphambili, ezifana noshicilelo lwe-3D (i-SLA/SLS) kunye nezixhobo ezikhawulezayo, ukuvelisa ukutyhilwa kwentsimbi ngeentsuku kuneeveki. Le ndlela isebenza njengebhulorho ebalulekileyo phakathi kweprototyping kunye nemveliso epheleleyo, evumela ii-OEMs kunye neefemu zobunjineli ukuba ziqinisekise ukuyila, ukuvavanya iimpawu zomatshini, kunye nokuzalisekisa imiyalelo ephantsi kwevolumu ngaphandle kweendleko eziphezulu kunye namaxesha amade okukhokela ahambelana nesixhobo sokubumba ngokusisigxina. Ngokusebenzisa ukuhamba komsebenzi wedijithali kunye nemigca yokubumba ezenzekelayo, ukuphosa kwesanti ngokukhawuleza kuzisa iinxalenye zentsimbi ezisebenzayo ezinejometri ezintsonkothileyo, zigcina imfezeko yemathiriyeli yokuphosa isanti ngelixa kucinezela kakhulu umjikelo wophuhliso.
Yintoni iSanti eKhawulezayo kwaye isebenza njani?
Ukuphoswa kwesanti ngokukhawuleza kubonisa ukuvela kweendlela eziqhelekileyo zokwenziwa kwesiseko ngokudityaniswa kwemveliso yedijithali. Ngokungafaniyo neendlela zemveli ezifuna iiveki zomatshini iipateni zetsimbi kunye nokulungiselela iibhokisi ezingundoqo, ukuphosa kwesanti ngokukhawuleza kusebenzisa imveliso eyongezelelweyo ukwenza iipatheni ezilinganayo okanye ukubumba kwesanti ngokuthe ngqo. Olu tshintsho luphelisa umqobo wokwenziwa kwezixhobo ezinzima, okwenza iinjineli zikwazi ukuphinda uyilo ngokukhawuleza kwaye ziphendule kwiimfuno zentengiso ngesantya esingazange sabonwa ngaphambili.
Umgaqo ongundoqo uhlala umiliselwe kwi-physics yokubumba isanti: ukudala isithuba esibi (umngxuma wokungunda) apho kugalelwa isinyithi esityhidiweyo. Nangona kunjalo, inkalo "ekhawulezayo" ibhekisa kwisantya sokudala ngundo. Endaweni yokupakisha isanti ngesandla ejikeleze ipateni yentsimbi eyenziwe ngoomatshini, izixhobo zanamhlanje zisebenzisa i-binder jetting 3D abashicileli ukuprinta iimolds zesanti umaleko, okanye zisebenzisa iipateni zepolymer eziprintiweyo ze-3D ezilungele ukubunjwa ngoko nangoko. Le nkqubo inciphisa ixesha elihamba phambili ukusuka ekuvunyweni kokuyila ukuya ekuhlolweni kwenqaku lokuqala ukusuka kwii-4-6 iiveki ukuya kwiintsuku ze-3-5.
Ukuhamba okuPhambili koMsebenzi weSanti eKhawulezayo
Ukuqonda ukuhamba komsebenzi kubalulekile kwiinjineli zokuthengwa kwempahla kunye nabayili bemveliso ukuba baphucule iindawo zabo kule ndlela yokuvelisa. Le nkqubo ilandela umbhobho olungelelanisiweyo wedijithali ukuya emzimbeni:
- ULungiselelo loYilo lweDijithali: Inkqubo iqala ngemodeli yeCAD. Iinjineli zihlalutya ijometri yee-engile eziyidrafti, ubukhulu bodonga, kunye nezibonelelo zokucutheka ngokuthe ngqo kwi-alloy ekhethiweyo. Isoftware yokulinganisa ihlala isetyenziselwa ukuqikelela ukuzaliswa kunye nokuziphatha okupholisa.
- Ipateni okanye ukwenziwa kweMold: Ngokuxhomekeke kubuchule beziko, mhlawumbi i-3D-i-pattern eprintiweyo yombingelelo (usebenzisa i-SLA okanye iteknoloji ye-SLS) iveliswa, okanye i-sand mold ngokwayo iprinte ngokuthe ngqo usebenzisa i-binder jetting. Eli nyathelo lidlula imfuno ye-aluminiyam eyenziwe nge-CNC okanye iipateni zentsimbi.
- Ukubumba kunye neNdibano engundoqo: Ukuba usebenzisa iphethini eprintiweyo, ifakwe kwiflask, kwaye isanti ihlanganiswe ngeenxa zonke. Ukushicilelwa kwesanti ngokuthe ngqo, iihafu zokubumba ziprintwa kwaye zinyangwa. Iintsimbi zifakelwa ukwenza iimpawu zangaphakathi njengemingxuma okanye iipaseji.
- Ukunyibilika kunye nokugalela: Iialloys zesinyithi ezifana ne-aluminiyam, intsimbi, intsimbi, okanye ubhedu ziyanyibilika kwi-induction okanye kwii-arc zombane. Isinyithi esinyibilikisiweyo sigalelwa kumngundo wesanti kumaqondo obushushu achanekileyo ukuqinisekisa ulwelo olufanelekileyo kunye nokunciphisa iziphene.
- Ukupholisa kunye nokuShakeout: Emva kokuqina, ukuphosa kuyaphola ngaphakathi kwesanti. Ukungunda kwesanti ke ngoko kophulwa (shakeout), kutyhile ukubunjwa okurhabaxa. Isanti idla ngokubangwa kwakhona kwaye isetyenziswe ngokutsha ukuze isetyenziswe kwixesha elizayo.
- Emva kokwenziwa komsebenzi kunye nokuGqiba: I-casting ihlanjululwa, apho amasango kunye nokunyuka kunqunyulwa. Ukugqitywa komphezulu kunokubandakanya ukudutyulwa kokudubula, ukusila, unyango lobushushu, okanye ukwenziwa komatshini ukuhlangabezana nokunyamezelwa kokugqibela.
Izinto eziluncedo eziPhambili zeSanti eKhawulezayo yokuCasa kwii-OEM
Kubenzi bezixhobo zangaphambili (ii-OEMs) kunye nababoneleli, isigqibo sokusebenzisa ukuchithwa kwesanti ngokukhawuleza siqhutywa yinzuzo ethile yezoqoqosho kunye nezobugcisa. Le ndlela ayiyondlela nje ekhawulezayo; ibonelela ngeenzuzo zeqhinga kuphuhliso lwemveliso kunye nolawulo lwekhonkco lokubonelela.
I-Accessed Time-to-Market
Kumashishini akhuphisanayo afana neemoto kunye ne-aerospace, ukuba ngowokuqala ukuthengisa kunokuchaza impumelelo. Ukuchithwa kwesanti yemveli kufuna ukuyila, ukucwangciswa, kunye nokuvavanya iipateni zetsimbi, inkqubo enokuthi ithathe iiveki ezi-4 ukuya kwezi-8. Ukuphosa isanti ngokukhawuleza kuyawa kulo mgca wexesha ukuya ngaphantsi kweveki enye. Oku kukhawuleziswa kuvumela iinkampani ukuba zenze uvavanyo lomzimba, olufana nohlalutyo loxinzelelo kunye nokuhlolwa kokufanelekileyo, kwangaphambili kakhulu kumjikelo wophuhliso, ukunciphisa umngcipheko wotshintsho oluyindleko lwasemva kwexesha.
Ukuveliswa kweVolumu ephantsi ngeendleko
Imveliso ephezulu yomthamo ithethelela ixabiso eliphezulu eliphezulu lezixhobo zentsimbi. Nangona kunjalo, kwiibhetshi ukusuka kwi-1 ukuya kwiiyunithi ezingama-500, ixabiso le-amortized yezixhobo zenza ukuba ukuphosa kwendabuko kubize kakhulu ngenxalenye nganye. Ukuchithwa kwesanti ngokukhawuleza kuphelisa okanye kunciphisa kakhulu iindleko zezixhobo. Ekubeni iipateni eziprintiweyo ze-3D zilahlwa okanye ukubumba kwesanti kuprintwa ngokuthe ngqo, akukho mfuneko yokugcina ebiza kakhulu, ukugcinwa, okanye ukuhlaziywa kwezixhobo ezinzima. Oku kuyenza ibe sisisombululo esifanelekileyo kwimveliso yebhulorho, ukwenziwa kwezinto ezisecaleni, kunye namacandelo emizimveliso alungelelanisiweyo.
Inkululeko yoyilo kunye nokuntsonkotha
Ukwenza iipateni zesiNtu kunezithintelo malunga nee-undercuts kunye neejometri zangaphakathi ezintsonkothileyo, ezihlala zifuna ii-cores ezinama-multi-part kunye neeassemblies zokungunda ezintsonkothileyo. Ukuphosa isanti ngokukhawuleza, ngakumbi xa kudityaniswe ne-3D-printed cores, ivumela ubunzima obukhulu bejometri. Iinjineli zinokuyila amajelo okupholisa adityanisiweyo, ulwakhiwo lwelathisi ekhaphukhaphu, kunye neendibano ezidityanisiweyo ezinokuthi akunakwenzeka okanye zibiza kakhulu kumatshini. Le nkululeko yoyilo ixhasa ukuhlanganiswa kwenxalenye, ukunciphisa ixesha lokuhlanganisa kunye namanqaku anokuthi angaphumeleli kwimveliso yokugqibela.
Izinto eziNyeezohlukeneyo
Ngokungafaniyo nezinye iinkqubo zokuvelisa ezongezelelweyo ezikhawulelwe kumgubo othile wesinyithi, ukuphosa kwesanti ngokukhawuleza kuxhasa uluhlu olubanzi lwee-alloys ezisemgangathweni. Oku kubandakanya amabakala ahlukeneyo e-aluminium (A356, A380), intsimbi etyhidiweyo (igrey, i-ductile, i-malleable), i-carbon steel, insimbi engenasici, kunye ne-alloys esekwe ngobhedu. Oku kuguquguquka kuqinisekisa ukuba iprototype okanye inxalenye ephantsi yomthamo ineempawu ezifanayo zomatshini, i-microstructure, kunye neempawu ze-thermal njengecandelo lokugqibela eliveliswe ngobuninzi, ukubonelela ngedatha echanekileyo yokuqinisekiswa kobunjineli.
Ukuphoswa kweSanti eKhawulezayo vs
Ukukhetha indlela efanelekileyo yokuphosa kuxhomekeke kumthamo, ubunzima, iimfuno zokugqiba umphezulu kunye nohlahlo lwabiwo-mali. Olu thelekiso lulandelayo luqaqambisa apho ukugatywa kwesanti okukhawulezayo kungena kwindawo ebanzi yokuvelisa.
| Uphawu | Rapid Sand Casting | Traditional Sand Casting | Utyalo-mali lokuCasa |
| Ixesha lokukhokela | Iintsuku ezi-3-7 | Iiveki ezi-4-8 (ngenxa yezixhobo) | 3-6 Iiveki |
| Iindleko zezixhobo | Phantsi ukuya nanye (i-3D ishicilelwe) | Phezulu (Iipateni zentsimbi) | Phakathi (I-Wax Molds) |
| Ukufaneleka koMqulu | Iiprototypes kunye nomthamo ophantsi (1-500) | Umthamo ophakathi ukuya phezulu (500+) | Umthamo ophantsi ukuya kuPhakathi |
| Umphezulu Gqiba | Phakathi (Ra 6.3-12.5 μm) | Phakathi (Ra 6.3-12.5 μm) | Kugqwesileyo (Ra 1.6-3.2 μm) |
| Ukunyamezelwa kweDimensional | +/- 0.5mm ukuba 1.0mm | +/- 0.5mm ukuba 1.5mm | +/- 0.1mm ukuya ku-0.5mm |
| Inxalenye yobungakanani boMda | Ilinganiselwe nguMshicileli/ubungakanani beFlasi | Amacandelo amakhulu kakhulu anokwenzeka | Ilinganiselwe ngobungakanani boMthi weWax |
| Izinto Ezinokukhethwa kuzo | Ebanzi (Al, Fe, Steel, Cu) | Ebanzi (Al, Fe, Steel, Cu) | Inyinwe (Ubukhulu becala iAl, intsimbi, iiSuperalloys) |
Ukusuka kolu thelekiso, kuyacaca ukuba ukuphosa isanti ngokukhawuleza kuphezulu kwiimeko ezifuna isantya kunye nokuguquguquka ngaphandle kokuncama ukusebenza kwezinto. Ngelixa i-investment casting ibonelela ngokugqitywa komphezulu ongcono, iyacotha kwaye ibiza kakhulu kwiindawo ezinkulu. Ukwenziwa kwesanti yemveli kuba noqoqosho ngakumbi kuphela kwimithamo ephezulu apho iindleko zokuqala zezixhobo zinokusasazwa kumawaka eeyunithi.
Iingqwalasela zobuGcisa kunye neziKhokelo zoYilo
Ukwandisa inzuzo yokuchithwa kwesanti ngokukhawuleza, abaqulunqi kufuneka bahambelane nezikhokelo ezithile ezibonisa i-nuances yenkqubo. Ngelixa itekhnoloji ihambele phambili, isiseko sefiziksi yokuqina kwentsimbi kunye nokuziphatha kwesanti sisasebenza.
Ukutyeba kweendonga kunye nokufana
Ukugcina ubukhulu bodonga obufanayo kubalulekile ukuthintela iziphene ezinje ngemingxuma ecuthekayo kunye ne-warping. Ukuphosa isanti ngokukhawuleza, utshintsho olukhawulezileyo kubukhulu becandelo lungakhokelela kumazinga okupholisa okwahlukileyo. Ngokufanelekileyo, iindonga kufuneka ziyilwe ngokutshintsha ngokuthe ngcembe. Ukuphoswa kwe-aluminium, ubuncinci bendonga ye-3-4 mm bunconywa, ngelixa isinyithi kunye nentsimbi inokuxhasa iindonga ezincinci ukuya kwi-2-3 mm, kuxhomekeke kubunzima bejometri.
Ii-engile zoyilo kunye nee-Undercuts
Nangona iipatheni eziprintiweyo ze-3D zinokuthatha ii-angles zero-draft kwezinye iimeko, ukongeza ii-angles zedrafti (ngokuqhelekileyo i-1-3 degrees) iququzelela ukususwa kwepateni elula kunye nokunciphisa umngcipheko womonakalo wokungunda ngexesha lokuxubha. Ii-undercuts kufuneka zincitshiswe ngaphandle kokuba ziyimfuneko kumsebenzi, njengoko zifuna ii-assemblies eziyinkimbinkimbi eziphakamisa iindleko kunye nokubakho kweempazamo. Ukuba ii-undercuts ziyafuneka, cinga ukuyila ukuba ibe yi-self-coring okanye isebenzise iisegmenti eziphambili eziprintiweyo ze-3D.
IiRisers kunye noYilo lweNkqubo yeGating
Ukungena ngokufanelekileyo kunye nokunyuka kubalulekile ekondleni isinyithi esinyibilikisiweyo ukuhlawulela ukushwabana ngexesha lokuqiniswa. Kwiprototyping ekhawulezayo, isoftware yokulinganisa idlala indima ebalulekileyo. Iinjineli zisebenzisa i-computational fluid dynamics (CFD) ukwenza ngcono ukubekwa kwamasango kunye nezinyusi, ukuqinisekisa ukuhamba kwe-laminar kunye nokunciphisa isiphithiphithi. Oku kuthintela iziphene ezifana nokungena komoya kunye nokhukuliseko lwesanti. Uyilo oluchanekileyo lwezi nkqubo luqinisekisa ukuba ukuphosa kuqina kwicala, ukusuka kwindawo ekude emva kwesango.
Isibonelelo seShrinkage
Zonke iintsimbi ziyacutheka njengoko ziphola ukusuka kulwelo ukuya kwisimo esiqinileyo. Ipateni okanye imodeli yedijithali kufuneka inyuswe ukuze ihlawulele oku kucutheka. Isibonelelo sihluka nge-alloy: i-aluminium ngokuqhelekileyo iyancipha nge-1.3-1.5%, isinyithi esityhidiweyo nge-0.8-1.0%, kunye nentsimbi ye-1.5-2.0%. Ukusetyenziswa ngokuchanekileyo kwemiba yokushwabana kubalulekile ekufezekiseni ukuchaneka komgangatho wokugqibela, ngakumbi kwimigangatho yokukhwelana kunye nemingxunya enyukayo.
Izinto eziqhelekileyo ezisetyenziswa kwi-Rapid Sand Casting
Ukukhethwa kwezinto eziphathekayo kuchaza iimpawu zomatshini, ubunzima, kunye neendleko zecandelo lokugqibela. Ukuchithwa kwesanti ngokukhawuleza kuxhasa uluhlu olubanzi lwe-alloys, nganye ifanele izicelo ezithile.
Iingxube zeAluminiyam
I-aluminiyam yeyona nto ixhaphakileyo yokuphosa isanti ngokukhawuleza ngenxa yendawo yayo ephantsi yokunyibilika, ukuphosa okugqwesileyo, kunye nomlinganiselo ophezulu wokuqina kobunzima. I-alloy A356 isetyenziswa ngokubanzi kumacandelo olwakhiwo afuna iipropati ezilungileyo zoomatshini kunye nokuwelda. I-A380 ikhethwa kwiindawo ezifuna ukumanzi okuphezulu kwiindonga ezibhityileyo. Ukusaswa kweAluminiyam kuxhaphakile kwiibhloko zenjini yeemoto, izibiyeli ze-aerospace, kunye neeyunithi zezindlu zombane.
Phosa intsimbi
I-iron engwevu kunye ne-ductile iron zikhethwa ngenxa yomthamo wazo wokudambisa, ukuxhathisa ukunxiba, kunye namandla acinezelayo. Intsimbi engwevu ilungele iziseko zoomatshini kunye nezindlu apho ukudambisa ukungcangcazela kubalulekile. Intsimbi ye-Ductile, kunye nesakhiwo sayo se-spheroidal graphite, inika amandla aphezulu kunye nokuqina, iyenza ilungele izinto zokuxhoma iimoto, izifakelo zemibhobho, kunye neenxalenye zoomatshini abanzima.
Iintsimbi zentsimbi
Intsimbi yekhabhoni kunye nentsimbi engatyiwayo inika amandla aphezulu, ukuqina, kunye nokumelana nomhlwa. Ezi zixhobo zinzima kakhulu ukuphosa ngenxa yeendawo eziphezulu zokunyibilika kunye nokushwabana okukhulu, kufuna ulawulo oluchanekileyo lobushushu kunye neenkqubo zokungena ezomeleleyo. Ukuphoswa kwentsimbi kubalulekile kwimigodi, i-oyile kunye negesi, kunye namashishini okuvelisa amandla kwiivalvu, iimpompo, kunye nenkxaso yesakhiwo.
Iialloyi zobhedu kunye neBronze
I-alloys zethusi zibonelela ngokugqwesileyo kombane kunye ne-thermal conductivity, kunye nokumelana nokubola. Ngokuqhelekileyo zisetyenziselwa amacandelo aselwandle, izixhumi zombane, kunye nezinto ezihlobisayo zokwakha. I-Bronze castings ixabiswa ngenxa ye-coefficients yabo ephantsi ye-friction, ezenza ukuba zilungele i-bushings kunye neebheringi.
Izicelo kuwo wonke amaShishini
Ukuphosa isanti ngokukhawuleza akuphelelanga kwicandelo elinye. Ukukwazi kwayo ukuvelisa iinxalenye zentsimbi ezintsonkothileyo ngokukhawuleza kuyenza ibaluleke kakhulu kumashishini ahlukeneyo.
Izithuthi kunye nezoThutho
Umzi-mveliso weemoto uxhomekeke ekwenziweni kwesanti ekhawulezileyo kumacandelo enjini yokulinganisa, izindlu zothumelo, kunye neendawo ezimisiweyo. Ivumela abavelisi ukuba bavavanye uyilo olutsha lokunciphisa ubunzima kunye nokuphucula ukusebenza ngaphambi kokuba bazibophelele kwisixhobo sokuvelisa umthamo ophezulu. Ukongeza, isetyenziselwa ukuvelisa iinxalenye ezisecaleni zezithuthi zelifa apho izixhobo zokuqala zingasekho.
I-Aerospace kunye noKhuseleko
Kwi-aerospace, apho ukhuseleko kunye nokuchaneka kubaluleke kakhulu, ukuchithwa kwesanti ngokukhawuleza kuvumela ukuveliswa kwezinto eziyinkimbinkimbi zesakhiwo kunye nezindlu ze-turbine. Ukukwazi ukusebenzisa i-alloys ephezulu njenge-titanium kunye ne-specialized aluminium-lithium alloys ixhasa ukuphuhliswa kwenqwelomoya elula, eyonga amafutha. Izicelo zokhuselo zibandakanya ukuveliswa okukhawulezayo kokunyuka kwesiko, izindlu, kunye neendawo zokutshintsha izixhobo zentsimi.
Oomatshini boShishino kunye neeRobhothi
Abavelisi boomatshini boshishino basebenzisa ukuphosa isanti ngokukhawuleza ukwenza iigiya zesiko, izindlu zokumpompa, kunye nezixhobo zengalo zerobhothi. Indlela ixhasa ukuveliswa komthamo ophantsi wezixhobo ezikhethekileyo ezilungiselelwe iimfuno ezithile zabaxhasi. Ikwaququzelela ukuphindaphindwa okukhawulezileyo koyilo lokuphucula ukusebenza kakuhle kunye nokuqina kwiindawo zokusebenza ezinzima.
Amandla kunye ne-oyile kunye negesi
Icandelo lamandla lifuna amacandelo omelele akwaziyo ukumelana noxinzelelo oluphezulu kunye nemo engqongileyo eyonakalisayo. Ukugaywa kwesanti ngokukhawuleza kuvelisa imizimba yevalvu, i-impellers, kunye nezixhobo zezixhobo zokomba ezivela kwintsimbi engatyiwa kunye ne-duplex alloys. Ukukhawuleza kwemveliso kunceda ukunciphisa ixesha lokunciphisa ngexesha lokugcinwa nokulungiswa kwemisebenzi.
Ulawulo loMgangatho kunye neMigangatho yokuHlola
Ukuqinisekisa umgangatho wokuphosa isanti ngokukhawuleza kubalulekile, ngakumbi xa ezi ndawo zisetyenziselwa uvavanyo olusebenzayo okanye ukusetyenziswa kokuphela kokusetyenziswa. Abavelisi abahloniphekileyo baphumeza iiprothokholi zolawulo olungqongqo oluhambelana nemigangatho yamazwe ngamazwe.
Ukuhlolwa koMda
Ukulungelelanisa oomatshini bokulinganisa (CMM) kunye ne-3D ye-laser scanning isetyenziselwa ukuqinisekisa ukuba ukuphosa kuyahlangabezana nokunyamezela okuxeliweyo. Ukuskena kwe-3D kuvumela uthelekiso olubanzi lwenxalenye ye-as-cast ngokuchasene nemodeli ye-CAD yoqobo, iqaqambisa nakuphi na ukutenxa kwijometri. Le datha ibalulekile ekuqinisekiseni ukuchaneka kwenkqubo yokwenziwa ngokukhawuleza.
Uvavanyo olungangonakalisi (NDT)
Iindlela ze-NDT zisetyenziselwa ukukhangela iziphene zangaphakathi kunye nephezulu ngaphandle kokonakalisa inxalenye. Ubuchule obuqhelekileyo bubandakanya:
- I-X-Rayi yeRadiyografi: Ifumanisa i-voids yangaphakathi, i-porosity, kunye ne-inclusions.
- Uvavanyo lwe-Ultrasonic: Uchonga iintanda ezingaphantsi komhlaba kunye nokungaqhubeki.
- Uhlolo lweDayi eNgenelelayo: Ityhila iziphene eziqhekeza umphezulu ezifana neentanda kunye nezivalo ezibandayo.
- Uhlolo lweNcam yemagnethi: Isetyenziselwa izixhobo ze-ferromagnetic ukubona iziphene ezingaphezulu kunye nezikufutshane nomphezulu.
Isiqinisekiso seMathiriyeli
Uhlalutyo lwe-Spectroscopic luqhutyelwa ukuqinisekisa ukubunjwa kweekhemikhali ze-alloy, ukuqinisekisa ukuba ihlangabezana nemigangatho efunekayo (umzekelo, i-ASTM, i-ISO, i-DIN). Uvavanyo loomatshini, kubandakanywa ukuqina, ukuqina, kunye novavanyo lwempembelelo, lunokuthi lwenziwe kwiikhuphoni zesampulu ukuqinisekisa ukuba iipropathi zemathiriyeli ziyahambelana neenkcukacha.
Iziphene eziqhelekileyo kunye nendlela yokuziphepha
Nokuba kukho itekhnoloji ephezulu, iziphene zokuphosa zinokwenzeka. Ukuqonda izizathu zabo kunceda ekuyileni iinxalenye ezingcono kunye nokukhetha iqabane elifanelekileyo lemveliso.
I-Porosity
I-Porosity ibhekisela kwi-voids encinci okanye imingxuma ekugaleleni, okubangelwa yigesi evalelekileyo okanye i-shrinkage. Ukuze ugweme i-gas porosity, qinisekisa ukungena ngokufanelekileyo kwi-mold kwaye usebenzise isanti eyomileyo, ecocekileyo. I-shrinkage porosity inokuncitshiswa ngokulungiselela inkqubo yokungena kunye noyilo lokunyuka ukuqinisekisa ukuba isinyithi esaneleyo sokutya ngexesha lokuqina.
Ukufakwa kweSanti
Ukufakwa kwesanti kwenzeka xa iincinci zesanti zifakwe kwindawo yesinyithi. Oku kuhlala kubangelwa kukukhukuliseka kwesikhunta ngexesha lokugalelwa. Ukusebenzisa isanti ebotshelelweyo ekumgangatho ophezulu, ukulawula isantya sokugalela, kunye nokusebenzisa iingubo zekeramic kwindawo yokubumba kunokuthintela esi siphene.
Izivalo ezibandayo
Ukuvalwa okubandayo kwenzeka xa imijelo emibini yesinyithi esinyibilikisiweyo idibana kodwa ingadibani kakuhle, ngokwesiqhelo ngenxa yokuba intsimbi iphole kakhulu. Ukonyusa iqondo lobushushu lokugalela, ukuphucula uyilo lwesango lokuzaliswa ngokukhawuleza, kunye nokufudumeza umngundo kunokunceda ukuphelisa ukuvalwa okubandayo.
Imisruns
I-Misruns iyenzeka xa ukungunda kungagcwaliswanga ngokupheleleyo, okukhokelela ekubunjweni okungaphelelanga. Oku kubangelwa ngumthamo wesinyithi onganelanga, ubushushu obuphantsi bokugalelwa, okanye imingxuma evalekileyo. Ukuqinisekisa unikezelo lwentsimbi olwaneleyo kunye nokungena umoya ngokufanelekileyo kubalulekile ukuthintela ukungahambi kakuhle.
FAQ: Imibuzo Ebuzwa Rhoqo malunga nokuKhawulezwa kweSanti
Kukhawuleza kangakanani ukugalelwa kwesanti xa kuthelekiswa neendlela zakwantu?
Ukugaywa kwesanti ngokukhawuleza kunokuvelisa amanqaku okuqala kwiintsuku ezi-3 ukuya kwezi-7, ngelixa ukugaywa kwesanti ngokwesiqhelo kufuna iiveki ezi-4 ukuya kwezisi-8 ngenxa yexesha elifunekayo ekwenzeni iipateni zesinyithi. Le nzuzo yesantya ifumaneka ngokusebenzisa iipatheni eziprintiweyo ze-3D okanye ukuprintwa kwesanti ngokuthe ngqo, okuphelisa isigaba sokwenza izixhobo.
Buthini obona bukhulu bobukhulu bokugalela isanti ngokukhawuleza?
Ubungakanani obukhulu buxhomekeke kumshicileli we-3D kunye nemilinganiselo yeflask yokubumba. Ngokuqhelekileyo, iinxalenye ukuya kwi-1.5 yeemitha ubude kunye nobunzima beekhilogram ezininzi zinokuveliswa. Kwiindawo ezinkulu, ukuphosa kwesanti yendabuko kunokufaneleka ngakumbi, okanye inxalenye inokwahlulwa ibe ngamacandelo amancinci kwaye idityaniswe kunye.
Ngaba ukuphosa isanti ngokukhawuleza kulungele ukuveliswa kwevolumu ephezulu?
Hayi, ukuchithwa kwesanti ngokukhawuleza kulungiselelwe ngokukodwa kwiprototyping kunye nokuveliswa kwevolumu ephantsi (iiyunithi eziyi-1-500). Ukuqhuba umthamo ophezulu, ukuphosa kwesanti yemveli kunye nezixhobo zentsimbi ehlala ixesha elide kuneendleko eziphezulu ngenxa yamaxesha aphantsi komjikelo weyunithi kunye nobomi besixhobo obude.
Yiyiphi isiphelo somphezulu esinokulindelwa?
Ukuphoswa kwesanti ekhawulezileyo kudla ngokufikelela umphezulu weRa 6.3 ukuya kwi-12.5 micrometers. Oku kuthelekiseka nokugatywa kwesanti yemveli. Ukuba ukugqiba okugudileyo kuyafuneka, umatshini wesibini okanye unyango olungaphezulu olufana nokudutyulwa nokupholiswa kungafakwa.
Ngaba ukugaywa kwesanti ngokukhawuleza kunokuvelisa iimpawu ezintsonkothileyo zangaphakathi?
Ewe, enye yeenzuzo eziphambili zokuphosa isanti ngokukhawuleza kukukwazi ukuvelisa iimpawu ezintsonkothileyo zangaphakathi usebenzisa i-3D-printed cores sand. Oku kuvumela imijelo yokupholisa entsonkothileyo, iipaseji zangaphakathi, kunye neendlela ezingaphantsi ekunzima okanye akunakwenzeka ukuba zifezekiswe ngeebhokisi ezingundoqo zemveli.
Ngawaphi amashishini axhamla kakhulu ekugaleleni isanti ngokukhawuleza?
Amashishini afuna iprototyping ekhawulezileyo, imveliso enevolumu ephantsi, okanye iijiyometri ezintsonkothileyo zizuza kakhulu. Oku kubandakanya iimoto, i-aerospace, oomatshini boshishino, amandla, kunye nokuveliswa kwezixhobo zonyango. La macandelo axabisa isantya kunye nokuguquguquka okubonelelwa yinkqubo.
Iindleko zithelekiswa njani noomatshini beCNC?
Kwiindawo ezintsonkothileyo, ukuphosa isanti ngokukhawuleza kudla ngokuba neendleko ezingaphezulu kunomatshini we-CNC, ngakumbi kwimithamo ephantsi. Umatshini we-CNC ubandakanya inkunkuma ebalulekileyo kunye namaxesha amade omatshini kwiijometri ezintsonkothileyo. Ukuphosa kudala imilo ekufutshane-netha, ukunciphisa ukusetyenziswa kwezinto kunye nexesha lomatshini.
Ukukhetha iqabane eliLungileyo kwiiNkonzo zokuCasa
Ukukhetha iqabane elifanelekileyo lemveliso kubalulekile ekuqinisekiseni umgangatho, ukuthembeka, kunye nokuhanjiswa ngexesha. Ngelixa ukukhutshwa kwesanti ekhawulezileyo kugqwesa kwisantya kunye neprototyping, iiprojekthi ezininzi-ingakumbi ezo zitshintshela kwimithamo ephakathi okanye ephezulu, okanye zifuna ukugqityezelwa komphezulu okhethekileyo-zixhamle kumaqabane anoluhlu olwahlukeneyo lwesakhono kunye namava abanzi kwishishini.
Amava kunye neZakhono eziBanzi
Iqabane elifanelekileyo kufuneka libe nobungcaphephe obunzulu kwiindlela ezahlukeneyo zokusakha ukucebisa esona sisombululo silungileyo kwiimfuno zakho ezithile. Umzekelo, Qingdao Qiangsenyuan Technology Co., Ltd. (QSY) izisa ngaphezulu kweminyaka engama-30 yamava kushishino lokuphosa kunye noomatshini. Ngelixa iprototyping ekhawulezayo ibalulekile kuphuhliso, i-QSY igxile ekubumbeni kobunjwa beqokobhe, ukuphosa iwax (utyalo-mali) kunye nokuchaneka komatshini we-CNC. Obu bubanzi besakhono bubavumela ukuba baxhase abathengi ukusuka kwisigaba sokuqala seprototype ukuya kwimveliso epheleleyo, ukuqinisekisa ukungaguquguquki kumgangatho kunye nokusebenza kwezinto eziphathekayo.
Iziseko zophuhliso kunye neSikali
Umlinganiselo we Isiseko somenzi sihlala sinxulumana namandla abo okuphatha izinto ezinzima, ezinkulu, okanye ezingxamisekileyo. I-QSY isebenzisa iworkshop yemveliso egubungela ngaphezulu kwe-50,000 yeemitha zesikweri, ebandakanya imigca yemveliso ezinikeleyo yokungunda kweqokobhe kunye nokuphosa utyalo-mali, kunye nobuchwephesha be-CNC obukhethekileyo, ukuhlolwa komgangatho, kunye neendibano zocweyo zokupakisha. Olu ncedo lubanzi olunjalo lwenza inkonzo elungelelanisiweyo “yendawo enye” engenamthungo, inciphisa umthwalo wolungiselelo kubaxumi abanokuthi ngenye indlela bafune ukulungelelaniswa phakathi kwababoneleli abaninzi ukuze basasaze kunye noomatshini abalandelayo.
UbuGcisa bezinto eziphathekayo kunye noFikelelo kwiShishini
Ukuguquguquka ekuphatheni izinto ngomnye umahluli ophambili. Ngaphezulu kwee-alloys eziqhelekileyo, abavelisi abanamava afana ne-QSY basebenza ngentsimbi etyhidiweyo, intsimbi, insimbi engenasici, kunye ne-alloys ezikhethekileyo ezibandakanya i-cobalt-based kunye ne-nickel-based superalloys. Ubuchwephesha bezinto eziphathekayo bubalulekile kumashishini afana noomatshini bezolimo, unyango kunye nokulungiswa kokutya, izixhobo zoshishino, imigodi, kunye neepetrochemicals. Irekhodi ye-QSY yokusebenzisana nabathengi kumazwe angaphezu kwama-20 igxininisa ukukwazi kwabo ukuhlangabezana nemigangatho yamazwe ngamazwe kunye neemfuno ezahlukeneyo zokulawula.
UQinisekiso loMgangatho kunye neNkxaso yobuNjineli
Iqabane elilungileyo libonelela ngenkxaso yobunjineli ukuze uphucule uyilo lwakho lokwenziwa kwezinto, nokuba kungesanti ekhawulezayo yokuphosa ukuqinisekiswa kokuqala okanye iindlela zemveli zokuvelisa umthamo. Khangela ababoneleli abanikezela ngoyilo lokuphosa (DFC) uhlalutyo, iinkonzo zokulinganisa, kunye neengcebiso zokukhetha izinto. Iisistim zolawulo lomgangatho ozomeleleyo, kuqukwa nokuhlolwa komgangatho, i-NDT, kunye nesiqinisekiso semathiriyeli (efana ne-ISO 9001), azixoxiswana ekuqinisekiseni ukuba icandelo ngalinye lihlangabezana nemigaqo engqongqo.
Ukuqukumbela: UkuSebenzisa ukuCasa okuPhambili kwi-Advantage yoKhuphiswano
Ukuchithwa kwesanti ngokukhawuleza kuye kwayiguqula indawo yokwenziwa kwesinyithi, inika isisombululo esinamandla kwiinkampani ezifuna ukukhawulezisa ukuphuhliswa kwemveliso kunye nokunciphisa iindleko zokuvelisa umthamo ophantsi. Ngokudibanisa ukuguquguquka kwesanti yemveli yokuphosa kunye nesantya kunye nokuguquguquka kwemveliso eyongeziweyo, le nkqubo yenza ukuba iinjineli zizise iintsimbi ezintsonkothileyo, eziphezulu zokusebenza kwintengiso ngokukhawuleza kunangaphambili.
Nokuba wenza iprotoyipu yecandelo elitsha leemoto, uvelisa iinxalenye zoomatshini bakudala, okanye usenza izixhobo ezilungiselelwe umzi-mveliso, ukuqonda indlela yokwenziwa kweendlela ezifanelekileyo kubalulekile. Kwiiprojekthi ezifuna uphindaphindo olukhawulezileyo, ukuphosa isanti ngokukhawuleza kubaluleke kakhulu. Kwabo basiya kwimveliso yevolumu okanye bafuna isiphelo esigqwesileyo sotyalo-mali, ukusebenzisana nomvelisi onamava ofana ne-Qingdao Qiangsenyuan Technology Co., Ltd. iqinisekisa ukuba ugcina imfezeko yezinto, ukuchaneka kwejometri, kunye nokusebenza kakuhle kwezoqoqosho kumjikelo wobomi bemveliso.
Ngaba ukulungele ukukhawulezisa uphuhliso lwemveliso yakho okanye uxoxe ngeemfuno zakho zokusa? Qhagamshelana neqela lethu lobunjineli namhlanje ukuze ucele ikowuti, okanye ufunde ngakumbi malunga neyethu ukujula okubanzi kunye namandla omatshini.
