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Ukukhubazeka Okufihliwe Ezingxenyeni Zokusakaza Ze-Aluminium Die: Umhlahlandlela Wochwepheshe Wokulawula Ikhwalithi

2025-03-24

Isithombe Seqhawe Sokukhubazeka Okufihliwe Ezingxenyeni Zokusakaza Ze-Aluminium Die: Umhlahlandlela Wochwepheshe Wokulawula Ikhwalithi

Ukukhubazeka Okujwayelekile Okufihlekile Ezingxenyeni Zokusakaza ze-Aluminium Die

Abakhiqizi bezingxenye ze-Die cast babhekana nenkinga yabo enkulu ngamaphutha afihliwe. Lawa maphutha angabonakali angenza buthaka ubuqotho besakhiwo, anciphise ukusebenza, futhi abangele izingxenye zehluleke kusenesikhathi. Ochwepheshe bokulawula ikhwalithi kumele baqonde lezi zinkinga kumazinga amancane ukuze kugcinwe ukusebenza kokukhiqiza kufana.

 

I-Porosity: Usongo Olungabonakali Lobuqotho Besakhiwo

Izikhala ezincane noma izimbotshana ngaphakathi kwensimbi zenza buthaka kakhulu amandla ezingxenye ze-die cast aluminium. Lezi zinkinga, ezaziwa ngokuthi i-porosity, zakha cishe u-5% wesamba esiphelele ezingxenyeni. I-gas porosity kanye ne-shrinkage porosity yizinhlobo ezimbili eziyinhloko. I-gas porosity ibonakala njengezimbobo eziyindilinga, ezibushelelezi ezibushelelezi ezakha lapho amagesi evaleleka njengoba insimbi iqina. Lokhu kwenzeka ngezindlela eziningana: i-hydrogen iphuma ensimbi encibilikisiwe, isiyaluyalu kwenzeka ngesikhathi sokugcwaliswa, noma amagesi aphuma ezintweni ezikhipha isikhunta.

Insimbi inkontileka ngokungalingani phakathi nezigaba zokupholisa futhi idala ukushwabana kwe-porosity. Lawa ma-voids abukeka e-angular futhi abonakala kakhulu ngaphakathi kwezingxenye eziwugqinsi zezingxenye lapho umehluko wezinga lokushisa phakathi kwendawo nengqikithi uphezulu kakhulu. Zombili izinhlobo ze-porosity zenza izingxenye zibe buthaka, zingacindezeli kangako, futhi zidale izindlela zokuvuza kuzo zonke izingxenye ze-aluminium die cast.

 

Ama-Cold Shuts kanye Nemigqa Egelezayo: Ukungapheleli Kwendawo

Ama-cold shuts aphakathi kwezinkinga ezivame kakhulu ezitholakala ezingxenyeni zokusakaza ezifayo. Ungazibona njengemigqa eqondile esobala, engajwayelekile, eshona phansi enemiphetho ebushelelezi lapho ehlangana khona. Lezi zinkinga zenzeka lapho ukusakazwa kwensimbi okubili kungahlangani kahle ngesikhathi sokugcwalisa. Ukugeleza kwensimbi kuhlukana kube imicu embalwa, futhi ingaphambili lomfudlana ngalinye lithuthukisa ingaphambili eliqinile elingakwazi ukuhlangana nensimbi engenayo.

Izinga lokushisa eliphansi lensimbi encibilikisiwe, ukulawulwa okungalungile kwezinga lokushisa kwesikhunta, ukwakheka kwesango elibi, kanye nesivinini sokugcwalisa esihamba kancane kungabangela ukuvala okubandayo. Lawa maphutha angaphezulu avame ukuvela ezindaweni ezikude kakhulu namasango lapho kuhlangana khona izinsimbi eziningi. Ukuvala okubandayo akubukeki kubi nje - kwakha amaphuzu abuthakathaka angase aphuke ngaphansi kwengcindezi yemishini.

 

Ukukhubazeka Kwe-Shrinkage: Izinselele Zobukhulu

Insimbi ngokwemvelo ifinyela ngenkathi ipholisa, okuholela ekulimazeni kokuncipha ngesikhathi sokuqina. Uzothola lezi ziphambeko ngezindlela ezimbili: ukuncipha okuvulekile endaweni yokulingisa kanye nokushwabana okuvaliwe ngaphakathi njengama-voids. Ukwakheka kwe-angular kwemigodi enciphayo kubenza bahluke ku-gas porosity, futhi bavame ukudala ama-branching ama-fractures angaphakathi.

Izingxenye zokujikijela ze-aluminium eziwugqinsi ezinama-engeli amaningi cishe zizoba nokukhubazeka kokuncipha, ikakhulukazi uma amaphethini okuqinisa engalingani. Ukuklama okungekuhle kwesistimu yokupholisa, ukuvula isikhunta kusenesikhathi kakhulu, kanye namazinga okushisa aphakeme kakhulu ngokuvamile abangela lezi zinkinga. Izingxenye ezinalokhu kuhlukahluka kobukhulu azibukeki zihlukile kuphela kodwa futhi zingase zingalingani kahle ngesikhathi sokuhlanganisa.

 

Ukufakwa Kwensimbi: Ukungcola Kwezinto Zangaphandle

Ukufakwa kwensimbi kungolunye uhlobo lwesici esifihliwe - izinhlayiya ezingafuneki noma izinto ezingcolisa insimbi ngesikhathi sokubunjwa. Ngokungafani ne-gas porosity, ama-inclusions avela ezinhlayiyeni eziqinile. Zivela njengezimbobo ezinomumo ongavamile endaweni noma ngaphakathi kokulingisa futhi ziqukethe izinto zangaphandle.

Uzothola izinhlobo ezahlukene zokufakwayo: i-slag ekuphathweni kabi, ama-oxide (ikakhulukazi i-aluminium oxide), izinhlayiya eziphikisayo, udaka, namabala aqinile. Ama-alloys e-aluminium abhekana nezinselele ezithile ngenhlanganisela ye-intermetallic efana ne-FeAl3 (insimbi ne-aluminium) ngoba abukeka futhi azizwa ehlukile kunento ezungezile. Lokhu kungcola kungena ekubunjweni ngezinto zesithando somlilo ezingcolile, ukucwengisiswa okungalungile, ukususwa kwe-slag embi, noma i-graphite ephukile evela ezitsheni. Ukufakwa kwenza izingxenye zibe sengozini enkulu kwezinye iziphambeko, zibangele ukuguguleka kwendawo, zenze buthaka isakhiwo, futhi ziguge amathuluzi ngokushesha ngesikhathi somshini.

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Izindlela Zokuhlola Ezibalulekile Zezingxenye Ze-Die Cast Aluminium

 

Amaqembu alawula ikhwalithi adinga izindlela zokuhlola ezikhethekile ukuze athole amaphutha ezingxenyeni ze-aluminium die cast. Lezi zindlela zisiza ukunquma ukuthi izingxenye ziyahlangabezana yini nezindinganiso zekhwalithi ngaphambi kokufinyelela kumakhasimende. Ukulawulwa kwekhwalithi okungcono kakhulu kuhlanganisa izindlela ezihlukene zokubona kokubili amaphutha angaphezulu nangaphakathi.

 

I-X-ray kanye ne-CT Scanning Yokuthola Ukukhubazeka Kwangaphakathi

Ukuhlolwa kwe-X-ray kuseyindlela engcono kakhulu yokuhlola ukwakheka kwangaphakathi kwezingxenye ze-aluminium ze-die cast ngaphandle kokuzilimaza. Le ndlela yembula ukuhlukahluka kokuminyana kusuka ku-porosity, imigodi enciphayo, kanye nokufaka ongakwazi ukukubona ngamehlo akho. I-X-ray yomdabu idala izithombe ze-2D. Ukuskena kwe-Advanced Computed Tomography (CT) kuthatha amakhulukhulu ezithombe kusuka kuma-engeli ahlukene ukwakha amamodeli anemininingwane ye-3D.

Izikena zakamuva ze-Micro-CT zingabona ama-void amancane phakathi kuka-1.7 μm no-30 μm. Le mishini idala izithombe ezimpunga lapho izikhala zibukeka zimnyama kunensimbi ezungezile. Ukuskena kwe-CT yezimboni yesimanje kuthatha imizuzwana engu-12 nje, kuyenza ifaneleke kakhulu ekuhlolweni kwekhwalithi yokukhiqiza. Onjiniyela bangasebenzisa isofthiwe yokuhlaziya i-CT ukuze benze imibiko enemininingwane mayelana nosayizi ongenalutho, ukugxilisa ingqondo, nendawo lapho kuhlolwa izingxenye.

 

Ukuhlolwa kwe-Dye Penetrant for Surface Flaws

Ukuhlola i-Dye penetrant inspection (DPI) kuthola ukonakala okugqabuka phezulu ezingxenyeni ze-aluminium die cast ngokusebenzisa isenzo se-capillary. Lokhu kuhlola okungabhubhisi kuveza imifantu, ukubola, nezinkinga zangaphezulu ezingase zinganakwa. Inqubo isebenza ngezinyathelo eziyisithupha:

  1. Hlanza indawo engaphezulu ukuze ususe amafutha, ukungcola nokungcola
  2. Faka udayi we-low-viscosity penetrant ngokucwilisa, ukufutha noma ukuxubha
  3. Vumela udayi ungene kumaphutha
  4. Khipha i-penetrant eyengeziwe ngaphandle kokugeza indawo engaphezulu
  5. Faka isicelo sonjiniyela ukuze adonse ongenayo kusuka konakele
  6. Hlola ngaphansi kokukhanyisa okufanele

Ukukhubazeka kubonakala njengamamaki abomvu ngokugqamile—imifantu ibukeka njengemigqa noma amaphethini anamachashazi, kuyilapho i-porosity ibonakala njengamachashazi noma izindawo ezinemibala. I-DPI inikezela ngendlela ethengekayo yokuthola amaphutha angaphezulu ekulingiseni kwe-aluminium ngoba idinga okokusebenza okuncane futhi isebenza kokubili kumalebhu kanye nakusayithi.

 

Ukuhlolwa Kokucindezela Kokuhlonza Ukuvuza

Izingxenye ezidinga ukucindezela zidinga ukuhlolwa okukhethekile ukuhlola ubuqotho bazo ngaphandle kokuzicekela phansi. Ukuhlolwa kwengcindezi kuthola i-porosity engajwayelekile noma ukuvuza okuncane okungadala izinkinga ngesikhathi sokusebenza. Amaqembu ekhwalithi ahlola izingxenye kungcindezi ephakathi kuka-80-300 psi, ngamazinga amasha asebenzisa izingcindezi eziphakeme zokwethembeka okungcono.

Lokhu kuhlola kusiza abakhiqizi ukuthi bathole izindawo ezibuthakathaka ezingxenyeni ze-die cast aluminium ngaphambi kokuba zibe imifantu noma ukuvuza. Ukuhlola kusenesikhathi ekukhiqizeni—ngaphambi komshini noma ukuhlanganisa—kwehlisa izindleko zokukhubazeka. Ukuhlolwa okuphelele kuthatha imizuzu emibili kuphela futhi kudala imibiko enesitembu sesikhathi ukuze ibhalwe.

 

I-Dimensional Verification Techniques

Izingxenye ze-aluminium die cast zidinga ukuhlolwa kobukhulu obunembe ukuze kuqinisekiswe ukuthi zilingana futhi zisebenza ngendlela efanele. Abakhiqizi basebenzisa amathuluzi ahlukahlukene, kusukela kuma-micrometer ayisisekelo namageji kuya kuMishini Yokulinganisa Okudidiyelwe ethuthukisiwe (CMM). Ubuchwepheshe be-CMM bunikeza ukunemba okungcono kakhulu kobumo obuyinkimbinkimbi ngokusebenzisa ama-probe okulinganisa alawulwa ngekhompuyutha.

Izici ezihlukene zidinga amazinga ahlukene okunemba. Ezinye izingxenye ze-aluminium die casting kumele zibe phakathi kuka-±0.05 mm ububanzi kanye no-±0.2 mm ubude. Amaqembu ekhwalithi ahlola ubukhulu obubalulekile ngesikhathi sokukhiqiza nokuhlolwa kokugcina, ikakhulukazi ezindaweni amakhasimende amaka njengezibalulekile. Idatha yokulinganisa isiza abakhiqizi ukulungisa izinkinga zenqubo ezingase zibangele izingxenye ezingahambisani zomumo, okuholela kukhwalithi engcono.

 

Izimbangela Eziyinhloko Zezinkinga Zekhwalithi Kunqubo Yokusakaza Ifa

Ukukhiqiza okuhle ezinqubweni zokusakaza kufa kuncike ekuhlonzeni nasekulawuleni okuguquguqukayo okuthinta ingxenye yekhwalithi. Impumelelo itholakala ekuqondeni izinto ezidala izinkinga kunokuvele kulungiswe izinkinga ezibonakalayo.

 

Izinkinga Zokulawula Izinga lokushisa

Okungahambisaniamazinga okushisaigqama njengenkinga enkulu ezinqubweni zokusakaza ze-aluminium. Amazinga okushisa e-die awehla ngaphansi kobubanzi obufanele adala izinkinga zekhwalithi ezingathi sína ezihlanganisa ukugcwaliswa kwesikhunta okungaphelele, ukunemba kobukhulu obumpofu, kanye nokuqiniswa kwangaphambi kwesikhathi kokuncibilika. Amazinga okushisa aphezulu adala izinkinga ezinzima ezifana nokuwohloka, ukunamathela kufa, kanye nokuncipha kwemigodi.

Amazinga okushisa e-die adinga ukuhlala cishe ku-40% wezinga lokushisa lokusakaza ukuze athole imiphumela engcono kakhulu. Ama-alloys e-aluminium asakazwa ku-670-710°C asebenza kahle kakhulu ngamazinga okushisa aphakathi kuka-230-280°C. Le bhalansi yezinga lokushisa idala izimo ezifanele zokulingisa kwekhwalithi ephezulu ezinobukhulu obungaguquki.

Ukulawula izinga lokushisa kubunjwa okungaphezu nje kwengxenye yejometri—kulolonga ngokuqondile i-microstructure yensimbi. Ukuphatha izinga lokushisa ngokucophelela kunciphisa i-porosity. Insimbi iqina ngezigaba ukusuka ezigabeni ezikude kakhulu namasango ukuya ezinhlelweni ezisebenzayo. Ibhalansi yokushisa elungile isiza ukufa kuhlale isikhathi eside ngokumisa imifantu yengcindezi evela ekushiseni ngokweqile kwendawo.

 

Isango Elingalungile Nomklamo Womgijimi

Isistimu yokufaka isango yenza okungaphezu kwensimbi encibilikisiwe yesiteshi—ilawula isivinini sokugeleza, ukudluliswa kwengcindezi, nokuzinza kwe-thermal. Isango elibi nemiklamo yomgijimi kudala isiyaluyalu ngesikhathi sokugeleza kwensimbi. Lokhu kuvame ukuvalela igesi futhi kuholele ekulimaleni kwe-porosity.

Ukulingiswa kwekhompyuthamanje isiza ukuthuthukisa isango nemiklamo yomgijimi. Izilingiso ezithuthukisiwe zezinto ezinomkhawulo zisiza onjiniyela ukuthi basethe osayizi basango abalungile, izindawo, kanye nesakhiwo sohlelo lomgijimi ngaphambi kokukhiqiza kwangempela. Lokhu kususwa ezindleleni zakudala zokulinga-namaphutha kuthuthukise izilinganiso zekhwalithi okokuqala ngqa ekukhiqizweni kwe-die cast.

 

Amasistimu Wokungenisa umoya Angenele

Ukukhipha umoya okungalungile kubangela izinkinga eziningi zokuphonsa. Ngaphandle kwezindlela ezinhle zokuphunyuka komoya, ingcindezi iyanqwabelana emgodini wokufa. Lokhu kumisa ukugcwaliswa okuphelele futhi kudala izinkinga ezihlobene negesi. Osayizi be-vent kufanele baphathe ivolumu yomoya osusiwe ngesikhathi sokujova ngaphandle kokufinyelela izimo ze-sonic block.

Onjiniyela kufanele babeke izintuba ezindaweni zokugcina ukuze zigcwaliswe nalapho imigqa yokushisela yakha khona. Amajiyometri ayinkimbinkimbi adinga izixazululo ezikhethekile. Ama-sintered vents anezimbotshana ezihambisanayo, afanayo avumela umoya ovaleleke ukuba uphume kodwa umise insimbi ukuthi ingangeni.

 

Izinkinga Zokufaka Isicelo Se-Lubricant

Ukulawulwa kwe-lubricant ye-Die kuthinta ingxenye yekhwalithi ngezindlela ezimbili: kusebenza njenge-ejenti yokukhulula futhi ilawula izinga lokushisa. I-lubricant eningi kakhulu ikhulisa igesi porosity njengoba izinhlanganisela ziphuka futhi zikhiphe amagesi lapho kuthinta insimbi encibilikisiwe. I-lubricant encane kakhulu idala izinkinga zokunamathisela lapho i-aluminium inamathela endaweni efayo.

Ama-lubricant e-Die nawo athinta ibhalansi yokushisa ngomphumela wawo wokupholisa. Ucwaningo lubonisa ukusebenza kahle kokupholisa kushintsha kakhulu ngezinga lokushisa elingaphezulu. Ukushisa okungcono kakhulu kwenzeka ngaphansi kwezinga lokushisa le-Leidenfrost—lapho ifilimu lomhwamuko eliqhubekayo limboza indawo efayo. Ukupholisa kuncipha ukusebenza kahle kakhulu ngaphezu kwaleli zinga lokushisa ngenxa yokuthi isifutho sokuthambisa asikwazi ukudabula umgoqo womhwamuko.

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Ukusebenzisa Amasistimu Okulawula Ikhwalithi Aphumelelayo

Ukuphathwa kwekhwalithi kuyimpilo yobuhle ekukhiqizeni i-aluminium die casting. Izitshalo ezikhiqizayo zidinga amasistimu okulawula anemininingwane akhomba futhi alungise izinkinga kuyo yonke inqubo yokukhiqiza ukuze kuqinisekiswe ikhwalithi yengxenye engashintshi.

 

Ukulawulwa Kwenqubo Yezibalo Ye-Die Casting

I-Statistical Process Control (SPC) isebenzisa izindlela zezibalo ukuqapha nokulawula izinqubo zokukhiqiza. I-SPC isiza abakhiqizi be-die cast ukuthi babone futhi balungise izinkinga ngokushesha ngamathuluzi okubuka idatha njengamashadi okulawula. Le ndlela ibamba izimpawu eziyisixwayiso ngaphambi kokuba kuvele amaphutha.

Ukuqaliswa kwe-SPC kulandelela okuguquguqukayo okubalulekile njengokucindezela komjovo (100-150 MPa), izinga lokushisa elincibilikayo (680-720°C), namazinga okupholisa (10-20°C/s). Abakhiqizi bangagcina ukulawula okuqinile kuzinqubo zokusakaza ngokuhlaziya le mingcele. Lokhu kulungiselelwa kunciphisa ukumosha, kunciphisa izindleko, futhi kwenza amakhasimende ajabule.

 

Ukusungula Izindawo Zokuhlola Ikhwalithi Ebalulekile

Ukulawulwa kwekhwalithi kumele kwenzeke kuzo zonke izigaba zokukhiqiza, kusukela ekuhlolweni kwezinto ezibonakalayo kuya ekuqinisekisweni kokugcina komkhiqizo. Izinhlelo zekhwalithi ezihamba phambili zimisa izindawo zokuhlola ezigabeni ezibalulekile kukho konke ukukhiqiza.

Abakhiqizi baqala ngokuhlola izinto ezingenayo ngamakhemikhali nangokomshini. Ama-alloys e-aluminium aqukethe i-95% ye-aluminium kanye ne-silicon engu-5%, enamandla aqinile we-250-300 MPa. Inqubo iyaqhubeka ngemishini yokulinganisa yokuhlanganisa (i-CMM) eqhathanisa izingxenye namamodeli anezinhlangothi ezintathu. Ukuhlolwa okuphelele ngaphambi kokuthunyelwa kuqinisekisa ukuthi amakhasimende awalokothi athole imikhiqizo enesici.

 

Izidingo Zokubhalwa Kwemibhalo Nokulandelelwa

Ukulandeleka sekubalulekile ezingxenyeni zokusakaza ze-aluminium, ikakhulukazi ezingxenyeni ezinobuqotho obuphezulu. Isistimu yokulandelela ephelele idinga izinto ezintathu eziyisisekelo:

  1. Ingxenye ehlukile yokumaka enamakhodi kamazisi angawodwana
  2. Ukufundwa kwekhodi ezigabeni ezithile zokukhiqiza
  3. Ukuphathwa kwedatha ngamasistimu okwenziwa kokukhiqiza

Imvelo ye-Foundry enokhahlo yenza lokhu kube inselele, kodwa ubuchwepheshe bokumaka nge-laser bunikeza ukuhlonza okuthembekile okusinda ekwelashweni kokushisa. Le mibhalo idala "isitifiketi sokuzalwa" sengxenye ngayinye. Uhlelo lunikeza ukufinyelela ku-alloy futhi lucubungule idatha uma izinkinga zenzeka ngenkathi kuthuthukiswa ingxenye yekhwalithi, ukuphathwa, kanye nokusetshenziswa.

 

Izixazululo Ezithuthukisiwe Zokuvimbela Ukukhubazeka Kokusakaza Kwe-Aluminium

 

Ukulawulwa kwekhwalithi kukodwa akukwazi ukuvimbela amaphutha ezinqubweni zokusakaza ze-aluminium. Izinkampani zidinga ubuchwepheshe obuyindida ukuze ziqinisekise imiphumela yekhwalithi ephezulu ngokungaguquki.

 

I-Vacuum-Assisted Die Casting Technology

Ukuphonswa kwe-vacuum okusizwa nge-vacuum kunciphisa kakhulu amaphutha ahlobene negesi ezingxenyeni ze-aluminium. Lobu buchwepheshe budala ukucindezela okungekuhle ngaphakathi kwe-die cavity futhi kususa umoya ovaleleke kanye namagesi adala i-porosity. I-vacuum-assisted die casting evamile (VADC) igcina amazinga e-vacuum amaphakathi phakathi kuka-60-300 mbar. I-vacuum die casting ephezulu (i-HVDC) ifinyelela amazinga angcono we-vacuum angaphansi kwama-60 mbar. Lobu buchwepheshe bunikeza izinzuzo ezimbalwa:

  • Ukwelashwa kokushisa ngaphandle kwamabhamuza ngenxa yokuncipha kwe-gas porosity
  • Izakhiwo ezingcono zemishini ngokusebenzisa ukuminyana okuthuthukisiwe
  • Ubuqotho obungcono besakhiwo kuzinhlelo zokusebenza ezisebenza kahle kakhulu

Izinkampani zonga imali ngamasistimu evacuum ngokunciphisa umsebenzi wangemva kokucubungula kanye nemfucuza evela ezingxenyeni ezingasebenzi kahle.

 

Isoftware yokulingisa yokuthuthukisa ukugeleza kwensimbi

Isofthiwe yokulingisa ikhompuyutha iguqule izinqubo zokuklama i-aluminium die casting. Onjiniyela manje sebengakwazi ukubikezela izinkinga ngokunemba okumangalisayo ngaphambi kokuqala kokukhiqiza. Amamodeli esoftware yesimanje ancibilikisiwe ukugeleza kwensimbi, amaphethini okuqinisa, neziguquguqukayo ezishisayo kuwo wonke umjikelezo wokuphonsa.

Amathuluzi afana ne-MAGMASOFT® asebenzisa ukwakheka okuhlukahlukene kokufa kanye nezinhlanganisela zepharamitha ngokuzenzakalelayo ukuze uthole izimo ezinhle kakhulu zenqubo. Lezi zifaniso zilandelela izingcindezi eziyinsalela, zibikezela ukuqhubeka kwe-microstructure, futhi zibale izakhiwo zokukhanda. Zonke lezi zici zisiza ukuvimbela ukukhubazeka futhi zandise impilo yezingxenye.

 

Amashejuli Okuvikela Okugcinwa Kwezinto Ezisetshenziswayo Zokusakaza

Ukunakekelwa okuvamile kwandisa ukuphila kwemishini futhi kunciphisa izinga lokungasebenzi kahle. Uhlelo oluhle lokuvikela lokuvikela lugxile ezindaweni ezibalulekile eziyisishiyagalombili: ukubukeka komshini, amasistimu asebenza ngamanzi, izingxenye zikagesi, izinto zokubopha, amasistimu omjovo, okokugcoba, amasistimu okupholisa, nezingxenye ezishisa kakhulu.

Izinga likawoyela weHydraulic lidinga ukunakwa okukhethekile ngoba u-70% wokwehluleka kwemishini yokufa uvela ezinkingeni ezihlobene nowoyela. Amaqembu kufanele ahlole amajoyinti amapayipi kawoyela, izikulufu zokukhweza ama-valve, kanye nezinto ezixhunywayo njalo ezinyangeni eziyisithupha. Lokhu kuvimbela ukuvuza futhi kuvimbe umoya ukuthi ungangeni ohlelweni lwe-hydraulic.

 

Isiphetho

Ukulawulwa kwekhwalithi okuhle kakhuluihlala ibalulekile ekukhiqizeni ngempumelelo i-aluminium die casting. Ukuqonda okuningiliziwe kokukhubazeka okufihliwe kuye kwaholela abakhiqizi ekusebenziseni izindlela zokuhlola eziyinkimbinkimbi kanye nobuchwepheshe bokuvimbela obugcina amazinga akhethekile.

Ukuqinisekiswa kwekhwalithi sekushintshile. Manje ihlanganisa ukuhlola okuvamile nezixazululo ezithuthukisiwe ezifana ne-CT scan, ukusakaza okusizwa ngevacuum, kanye nesofthiwe yokulingisa ikhompuyutha. Lawa mathuluzi asiza abakhiqizi babone amaphutha amancane kusenesikhathi. Angakwazi ukuthuthukisa amaphethini okugeleza kwensimbi futhi avimbele amaphutha angase abize.

Ukulawulwa kwenqubo yezibalo kusebenza nezindawo zokuhlola zekhwalithi ezibalulekile ukuze kugcinwe ukulawula okuqinile kokuhlukahluka kokukhiqiza okubalulekile. Ukuphathwa kwekhwalithi okuqinile kuvela ezinhlelweni ezifanele zemibhalo nezokulandelelwa. Lezi zinhlelo zihlinzeka ngolwazi olubalulekile ukuze kuthuthukiswe izinqubo ngokuqhubekayo.

Impumelelo ye-aluminium die cast incike ezintweni ezibalulekile. Ukulawula izinga lokushisa okunembile, imiklamo yesango ethuthukisiwe, umoya owanele, kanye nokugcotshwa kwefasi okufanele kwenza umehluko. Abakhiqizi abenza kahle kulezi zici futhi abasebenzisa izindlela zokuhlola ezithuthukile bakha izingxenye zekhwalithi ephezulu ezihlangabezana nezindinganiso eziqinile zomkhakha ngokungaguquki.