Ukukhiqiza Okungezayo Nokushesha

Eminyakeni yakamuva, sibone ukwanda kwesidingo se-RAPID MANUFACTURING noma RAPID PROTOTYPING. Le nqubo ingase ibizwe nangokuthi UKWENZIWA KWEDESKTOP noma UKWENZIWA KWEFOMU MAHHALA. Ngokuyisisekelo imodeli eqinile yengxenye yenziwa ngokuqondile ngomdwebo we-CAD onezinhlangothi ezintathu. Sisebenzisa igama elithi ADDITIVE MANUFACTURING kulawa masu ahlukahlukene lapho sakha khona izingxenye ngezendlalelo. Ngokusebenzisa izingxenyekazi zekhompuyutha ezihlanganisiwe nesofthiwe senza ukukhiqiza okungeziwe. Izindlela zethu zokukhiqiza ezisheshayo YI-STEREOLITHOGRAPHY, POLYJET, FUSED-DEPOSITION MODELING, KHETHA LASER SINTERING, ELECTRON BEAM ELTING, UKUSHICILELA OKUNTATHU, UKWENZIWA OKUQONDILE, UKUSEBENZA KWAMATHULUSI OKUSHESHAYO. Sincoma ukuthi uchofoze lapha ukuzeLANDA Imifanekiso yethu Eyisikimu Yokukhiqiza Okungeziwe kanye Nezinqubo Zokukhiqiza Ezisheshayo nge-AGS-TECH Inc. 
Lokhu kuzokusiza uqonde kangcono ulwazi esikunikeza lona ngezansi. 

 

I-prototyping esheshayo isinika: 1.) Idizayini yomqondo yomkhiqizo ibukwa ngama-engeli ahlukene kumonitha kusetshenziswa uhlelo lwe-3D/CAD. 2.) Ama-prototypes avela ezintweni ezingezona ezensimbi nezensimbi akhiqizwa futhi afundwe ngokusebenza, izici zobuchwepheshe nezobuhle. 3.) Izindleko eziphansi ze-prototyping ngesikhathi esifushane kakhulu zifeziwe. Ukukhiqiza okungeziwe kungafana nokwakhiwa kwesinkwa ngokupakisha nokuhlanganisa izingcezu ngazinye phezu kwesinye. Ngamanye amazwi, umkhiqizo ukhiqizwa ucezu ngocezu, noma ungqimba ngongqimba lufakwe komunye nomunye. Izingxenye eziningi zingakhiqizwa emahoreni ambalwa. Isu lihle uma izingxenye zidingeka ngokushesha okukhulu noma uma inani elidingekayo liphansi futhi ukwenza isikhunta kanye nokusetshenziswa kwamathuluzi kubiza kakhulu futhi kuthatha isikhathi. Nokho izindleko zengxenye ziyabiza ngenxa yezinto zokusetshenziswa ezibizayo. 

 

• I-STEREOLITHOGRAPHY : Le nqubo futhi efushanisiwe njenge-STL, isekelwe ekwelapheni nasekuqinisweni kwe-photopolymer ewuketshezi ibe yisimo esithile ngokugxilisa i-laser beam kuyo. I-laser ipholisa i-photopolymer futhi iyelapha. Ngokuskena ugongolo lwe-laser ye-UV ngokwesimo esihleliwe ebusweni bengxube ye-photopolymer ingxenye ikhiqizwa kusukela phansi iye phezulu izingcezu ngazinye ezigoqelwe phezu kwesinye. Ukuskena kwendawo ye-laser kuphindaphindwa izikhathi eziningi ukuze kuzuzwe ijometri ehlelwe ohlelweni. Ngemuva kokuthi ingxenye isikhiqizwe ngokuphelele, isuswa endaweni yesikhulumi, ivaliwe futhi ihlanzwe nge-ultrasonically kanye nokugeza utshwala. Okulandelayo, ivezwa emisebe ye-UV amahora ambalwa ukuze kuqinisekiswe ukuthi i-polymer yelapheke ngokuphelele futhi iqinile. Ukufingqa inqubo, inkundla ecwiliswe kwingxube ye-photopolymer kanye ne-UV laser beam iyalawulwa futhi ihanjiswe ngohlelo lokulawula i-servo ngokuya nge-tp yokuma kwengxenye oyifunayo futhi ingxenye itholwa ngokuthwebula ungqimba lwe-polymer ngongqimba. Impela ubukhulu bengxenye ekhiqiziwe bunqunywa imishini ye-stereolithography. 

 

• I-POLYJET : Ngokufanayo nokuphrinta kwe-inkjet, ku-polyjet sinamakhanda okuphrinta ayisishiyagalombili afaka i-photopolymer kuthreyi yokwakha. Ukukhanya kwe-Ultraviolet okubekwe eduze kwamajethi kulapha futhi kuqinisa ungqimba ngalunye. Izinto ezimbili zisetshenziswa ku-polyjet. Impahla yokuqala ingeyokukhiqiza imodeli yangempela. Into yesibili, i-resin efana nejeli isetshenziselwa ukusekela. Zombili lezi zinto ezisetshenziswayo zifakwa ungqimba ngongqimba futhi ziyalapheka kanyekanye.  Ngemva kokuqedwa kwemodeli, izinto ezisekelayo zisuswa ngesisombululo samanzi. Ama-resin asetshenzisiwe afana ne-stereolithography (STL). I-polyjet inezinzuzo ezilandelayo ngaphezu kwe-stereolithography: 1.) Asikho isidingo sokuhlanza izingxenye. 2.) Asikho isidingo sokwelashwa kwe-postprocess 3.) Ukuqina kongqimba oluncane kungenzeka futhi ngaleyo ndlela sithole ukulungiswa okungcono futhi singakwazi ukukhiqiza izingxenye ezingcono kakhulu.
 
• I-FUSED DEPOSITION MODELING : Futhi ifushanisiwe njengokuthi i-FDM, ngale ndlela ikhanda le-extruder elilawulwa irobhothi lihamba ngezindlela ezimbili eziyinhloko phezu kwetafula. Ikhebula liyehliswa futhi liphakanyiswe njengoba kudingeka. Kusukela ku-orifice yokufa okushisayo ekhanda, i-thermoplastic filament ikhishwa futhi isendlalelo sokuqala sifakwe kusisekelo segwebu. Lokhu kufezwa yikhanda le-extruder elilandela indlela enqunywe kusengaphambili. Ngemuva kwesendlalelo sokuqala, itafula liyehliswa futhi izendlalelo ezilandelayo zibekwe phezu komunye nomunye. Ngezinye izikhathi lapho kwenziwa ingxenye eyinkimbinkimbi, izakhiwo zokusekela ziyadingeka ukuze ukuyibeka kuqhutshekwe ezindaweni ezithile. Kulezi zimo, okokusebenza okusekelayo kukhishwa ngesikhala esincane esiminyene sefilament kungqimba ukuze kube buthaka kunento yemodeli. Lezi zakhiwo zokusekela zingahlakazwa kamuva noma ziphulwe ngemva kokuqedwa kwengxenye. Ubukhulu be-extruder die bunquma ukushuba kwezingqimba ezikhishwe. Inqubo ye-FDM ikhiqiza izingxenye ezinezindawo ezinyathelwe ezindizeni zangaphandle ezitshekile. Uma lobu bunzima bungamukeleki, ukupholisha umhwamuko wamakhemikhali noma ithuluzi elishisayo kungasetshenziswa ukuze kusheleleke lokhu. Ngisho ne-wax yokupholisha iyatholakala njengento yokugqoka ukuze kuqedwe lezi zinyathelo futhi kuzuzwe ukubekezelelana kwejometri okunengqondo.    

 

• KHETHA UKUSAYINZA NGELAser : Futhi kuchazwa njenge-SLS, inqubo isekelwe ekufakweni kwe-polymer, i-ceramic noma izimpushana zensimbi ngokukhetha entweni. Iphansi legumbi lokucubungula linamasilinda amabili: Isilinda esakhiwe ngengxenye kanye nesilinda sokuphakelwa kwempushana. Eyangaphambili yehliswa ngokuqhubekayo lapho kwakhiwa khona ingxenye ye-sintered futhi eyakamuva iphakanyiswa ngokuqhubekayo ukuze inikeze impushana kusilinda esakhiwe ngengxenye ngomshini we-roller. Okokuqala ungqimba oluncane lwempushana lufakwa kusilinda esakhiwe ngengxenye, bese ugongolo lwe-laser lugxile kuleso singqimba, lulandelela futhi luncibilike / luncibilikise ingxenye ethile yesiphambano, bese iphinde iqinise ibe into eqinile. Impushana izindawo ezingashayiwe yi-laser beam zihlala zixega kodwa zisasekela ingxenye eqinile. Bese kufakwa olunye ungqimba lwempushana futhi inqubo iphindwe izikhathi eziningi ukuze kutholwe ingxenye. Ekugcineni, izinhlayiya zempushana ezixegayo ziyanyakaziswa. Konke lokhu kwenziwa yikhompyutha elawula inqubo isebenzisa imiyalelo ekhiqizwe uhlelo lwe-3D CAD lwengxenye ekhiqizwayo. Izinto ezihlukahlukene ezifana nama-polymers (njenge-ABS, i-PVC, i-polyester), i-wax, izinsimbi nezitsha zobumba ezinezibophezelo ze-polymer ezifanele zingafakwa.

 

• I-ELECTRON-BEAM  MELTING : Ifana nokukhetha i-laser sintering, kodwa kusetshenziswa i-electron beam ukuncibilikisa i-titanium noma izimpushana ze-cobalt chrome ukwenza ama-prototypes ku-vacuum. Ezinye intuthuko zenziwe ukwenza le nqubo ezinsimbi ezingenasici, i-aluminium nama-alloys ethusi. Uma amandla okukhathala ezingxenye ezikhiqiziwe adinga ukunyuswa, sisebenzisa ukucindezela okushisayo kwe-isostatic okulandela ukwakhiwa kwengxenye njengenqubo yesibili.   

 

• UKUphrinta OKUBUHLUNGU OKUTHATHU : Futhi kuchazwa yi-3DP, kule nqubo ikhanda lokuphrinta lifaka i-binder ye-inorganic on the layer of nonmetallic or metallic powder. Iphistoni elithwele umbhede oyimpuphu liyehliswa ngokwandayo futhi esinyathelweni ngasinye isibopho sifakwa  layer ngongqimba futhi sihlanganiswe yi-binder. Izinto ze-powder ezisetshenziswayo ziyi-polymers blends kanye nemicu, isihlabathi se-Foundry, izinsimbi. Ngokusebenzisa amakhanda ahlukene okuhlanganisa kanye kanye kanye nezibophezelo zemibala ehlukene singathola imibala ehlukahlukene. Le nqubo ifana nokuphrinta kwe-inkjet kodwa esikhundleni sokuthola ishidi elinemibala sithola into enombala wesithathu. Izingxenye ezikhiqizwayo zingase zibe nezimbotshana ngakho-ke zingadinga ukungena nokungena kwensimbi ukuze kwandiswe ukuminyana namandla. I-Sintering izoshisa i-binder futhi ihlanganise izimpushana zensimbi ndawonye. Izinsimbi ezifana nensimbi engagqwali, i-aluminium, i-titanium ingasetshenziswa ukwenza izingxenye futhi njengezinto zokungena sivame ukusebenzisa ithusi nethusi. Ubuhle bale nqubo ukuthi ngisho nemihlangano eyinkimbinkimbi futhi ehambayo ingenziwa ngokushesha okukhulu. Isibonelo ukuhlanganiswa kwegiya, isikrufu njengethuluzi singenziwa futhi sizoba nezingxenye ezihambayo nezijikayo ezilungele ukusetshenziswa. Izingxenye ezihlukene zomhlangano zingenziwa ngemibala ehlukene futhi zonke ngeshothi eyodwa.  Dawuniloda incwajana yethu ku:I-Metal 3D Printing Basics

 

• UKWENZIWA OKUQONDILE KANYE NETHULULUSI ELISHESHAYO : Ngaphandle kokuhlola idizayini, ukuxazulula inkinga sisebenzisa i-prototyping esheshayo ekwenzeni imikhiqizo eqondile noma ukusetshenziswa okuqondile emikhiqizweni. Ngamanye amazwi, i-prototyping esheshayo ingafakwa ezinqubweni ezivamile ukuze izenze zibe ngcono futhi zikwazi ukuncintisana. Isibonelo, i-prototyping esheshayo ingakhiqiza amaphethini nezibunjwa. Amaphethini we-polymer encibilikayo futhi evuthayo adalwe imisebenzi ye-prototyping esheshayo ingahlanganiswa ukuze kutshalwe imali futhi kutshalwe. Esinye isibonelo ongasisho ukusebenzisa i-3DP ukukhiqiza igobolondo le-ceramic casting futhi usebenzise lokho ukwenza imisebenzi yokukhipha amagobolondo. Ngisho nesikhunta somjovo kanye nokufakwa kwesikhunta kungakhiqizwa nge-prototyping esheshayo futhi umuntu angonga amasonto noma izinyanga eziningi zesikhunta esenza isikhathi sokuhola. Ngokuhlaziya kuphela ifayela le-CAD lengxenye esiyifunayo, singakwazi ukukhiqiza ijeometri yethuluzi sisebenzisa isofthiwe. Nazi ezinye zezindlela zethu zamathuluzi ezisheshayo ezidumile:
I-RTV (I-Vulcanizing Yegumbi Lokushisa) UKUBONGA / UKUSAKAZA KWE-URETHANE : Ukusebenzisa i-prototyping esheshayo kungasetshenziswa ukwenza iphethini yengxenye oyifunayo. Khona-ke leli phethini limbozwa nge-ejenti yokuhlukanisa futhi irabha ye-RTV ewuketshezi ithululelwa phezu kwephethini ukuze kukhiqizwe amahhafu esikhunta. Okulandelayo, lezi zingxenye zokubumba zisetshenziselwa ukujova ama-urethanes oketshezi. Impilo yesikhunta ifushane, njengemijikelezo engu-0 noma engu-30 kuphela kodwa yanele ukukhiqizwa kwenqwaba encane. 
I-ACES (I-Acetal Clear Epoxy Solid) UKUBUNGA OKUMJOVA : Sisebenzisa amasu e-prototyping asheshayo njenge-stereolithography, sikhiqiza isikhunta somjovo. Lezi zibunjwa zingamagobolondo anomkhawulo ovulekile ukuvumela ukugcwaliswa ngezinto ezifana ne-epoxy, i-epoxy egcwele i-aluminium noma izinsimbi. Nalapha futhi impilo yesikhunta ikhawulelwe ezingxenyeni ezingamashumi noma ezinkulu. 
INQUBO YETHULUZI LEMETALI ESPRAYEDWA : Sisebenzisa i-prototyping esheshayo futhi senze iphethini. Sifafaza ingxube ye-zinc-aluminium endaweni yephethini bese siyigqoka. Iphethini enezinsimbi zensimbi ibe isifakwa ngaphakathi kweflask bese ifakwa ebhodweni nge-epoxy noma i-epoxy egcwele i-aluminium. Ekugcineni, iyasuswa futhi ngokukhiqiza amahhafu amabili esikhunta anjalo sithola isikhunta esiphelele sokubumba umjovo. Lezi sikhunta ziphila isikhathi eside, kwezinye izimo kuye ngempahla namazinga okushisa zingakhiqiza izingxenye ezinkulungwaneni. 
INKQUBO YE-KEELTOOL : Le nqubo ingakhiqiza isikhunta ngokuphila komjikelezo we-100,000 kuya ku-10 Million. Ngokusebenzisa i-prototyping esheshayo sikhiqiza isikhunta se-RTV. Ngokulandelayo isikhunta sigcwaliswa ngengxube ehlanganisa impushana yensimbi yensimbi engu-A6, i-tungsten carbide, i-polymer binder kanye ne-let to heal. Lesi sikhunta sibe sesishisiswa ukuze i-polymer ishiswe bese izimpushana zensimbi zixube.  Isinyathelo esilandelayo ukungena kwethusi ukukhiqiza isikhunta sokugcina. Uma kudingeka, imisebenzi yesibili efana nomshini kanye nokupholishwa kungenziwa esibunjeni ukuze kube nokunemba okungcono kobukhulu.    _cc781905-5cde-3194-bb3b-138d_bad5