Intshayelelo
Kwihlabathi elidlamkileyo, elikhawulezayo-eliqhubekayo, neliqhubekayo nokwandisa ukwenziwa kwedijithali, imiqondiso yesiko, umfuziselo wezakhiwo, indawo{1}}ye{2}}yokuthenga imiboniso yokuthengisa, kunye nobugcisa obugqwesileyo bobugcisa, i-acrylic ihlala iyeyona idumileyo, iguquguqukayo, inomtsalane ngokubonakalayo, kunye nemathiriyeli efumanekayo efumanekayo. Yaziwa ngokurhweba ngo{4}}olusekiweyo amagama orhwebo anje nge Plexiglas, Perspex, okanye Lucite, iacrylic inika iglasi eyothusayo{5}}efana nokucaca okubonakalayo, uxhathiso olukhethekileyo lwemozulu, ukomelela kwempembelelo enamandla, kunye nokulula ngokubanzi kobuchule obuyenza ibe yinto eyintandokazi phakathi kwabantu abazonwabisa, oosomashishini abancinci bemveliso, kunye nezixhobo ezinkulu zemveliso{6}} Nangona kunjalo, iindlela zesiqhelo zoomatshini,{8}}isantya esiphezulu sokusarha, kunye nobuchule bokungqusha buhlala bushiya ngasemva imiphetho erhabaxa, ejijekileyo, ifuna amanyathelo abanzi esanti kunye nokupholisha, kwaye ibeke uxinzelelo lomzimba olungafunekiyo kwisixhobo esinokukhokelela ngokulula{9}kukwaphuka, ukuqhekeka, kunye nezixhobo zokusebenza ezixabisa kakhulu.
Ukoyisa ngokupheleleyo le miqobo yokwenziwa kwembali kunye nokunyusa imigangatho yemveliso, iingcali zanamhlanje ziguqukela kubuchwephesha obuphezulu be-thermal obugxile kumatshini wokusika we-laser oguquguqukayo. Isebenzisa umqadi ogxininiswe kakhulu, olawulwa ngokuchanekileyo wamandla okukhanya, i-laser cutter yangoku inyibilika ngokucocekileyo kwaye inyakazise i-acrylic ecaleni kwendlela yevekhtha yedijithali ebhalwe ngobunono, inike incakuba -ijeyometri ebukhali, iikhonto zangaphakathi ezicwengileyo, kunye nemiphetho egudileyo, ekhazimlayo ehlala ifuna i-zeroprocess yesibini{2}. Ukanti, ukuzuza ikristale ebawayo{4}}ilangatye elicacileyo{5}}isiphelo esigudisiweyo asingombandela nje wokucofa iqhosha lokuqala kwiqela lolawulo; ifuna i-nuanced, ingqiqo yobugcisa obuphezulu be-acrylic polymer chemistry, ulungelelwaniso lwamandla e-laser, isantya sokuhamba, ukuncedisa uxinzelelo lwegesi, kunye nokuchaneka kobunzulu bendawo. Esi sikhokelo soshishino sibanzi sakhiwe ngobuchule ukuze sikuhambe kuyo yonke iparameter ebalulekileyo efunekayo ukuze ukwazi ukusetyenzwa kakuhle kwe-acrylic usebenzisa umatshini wakho wokusika i-laser, uqinisekise ukuba awunasiphako, iziphumo zobungcali ngalo lonke ixesha.
Ukuqonda i-Acrylic Material Science: Cast Versus Extruded
Ngaphambi kokuba uhlengahlengise iiparamitha zokusebenza komatshini wakho, ukuvavanya isantya sovavanyo, okanye ukulayisha ifayile yoyilo lwevector entsonkothileyo kwisoftware yakho yolawulo, kubalulekile ukuqonda inyani esisiseko yeeplastiki: ayingawo onke amaphepha e-acrylic adalwe alinganayo. Eyona nto ibaluleke kakhulu echaphazela indlela i-acrylic sheet eziphatha ngayo phantsi kwamandla ashushu obushushu yindlela yayo yokuvelisa: ngokukodwa, nokuba ingaba i-material cast cast okanye i-extruded. Ukungaphumeleli ukuqaphela umahluko omkhulu phakathi kwezi ntlobo zimbini zihlukeneyo ze-acrylic kunokukhokelela kukusilela okubukhali kokusika, imiphetho etshisiweyo, ivumba lekhemikhali elingathandekiyo, kunye nolwakhiwo olonakalisa iibhetshi zonke zezinto.
I-acrylic eyi-cell cast yenziwa ngokugalela ulwelo lwe-acrylic monoma phakathi kwamaphepha amabini amakhulu, akhazimliswe kakhulu omgangatho ophezulu- weglasi ye-silicate kwaye ayivumele ukuba ipholima ngokucothayo kwibhafu yamanzi ashushu okanye i-oveni yokuhambisa. Le nkqubo icothayo, ilawulwa kakhulu yokunyanga imichiza idala imathiriyeli enobunzima obufanayo bemolekyuli, amandla omatshini aphezulu, kunye nozinzo olukhethekileyo lobushushu. Xa icutshungulwa ngomatshini wokusika i-laser, i-acrylic ephosiweyo isabela ngokuqaqambileyo kumandla obushushu; Iba ngumphunga ngokucocekileyo ecaleni kwendlela esikiweyo echanekileyo, ikhokelela kumphetho ogudileyo, ogudileyo, odangazelayo{3}umphetho ogudisiweyo okhangeleka ngathi ugudiswe ngobunono ngesandla. Ngaphaya koko, i-acrylic cast yeseli ixhathisa kakhulu kuxinzelelo lwekhemikhali yokuqhekeka, iyenza eyona nkulumbuso, ukhetho olungenakuphikiswa lokusikwa kwevektha entsonkothileyo, ukukrolwa kweefoto ezintle, ukudityaniswa kolwakhiwo oludityanisiweyo, kunye{5}}neemeko zokubonisa ukuthengisa okuphezulu.
I-acrylic eyongeziweyo, kwelinye icala, iveliswa ngokuqhubekayo,-ubunzima bevolumu ephezulu{1}}inkqubo yokuvelisa apho iipellets ze-acrylic eziqinileyo zinyibilika phantsi kobushushu obunzulu kwaye zinyanzeliswe ngokuqhubekayo ngentsimbi emileyo yokufa ukwenza aishiti obunzima obufanayo. Ngenxa yokuba i-acrylic ekhutshiweyo iveliswa phantsi koxinzelelo oluqhubekayo lomatshini kwaye ipholile ngokukhawuleza ngeerola zokupholisa, igcina intsalela yoxinzelelo lwangaphakathi olushiyekileyo. Xa iphantsi kwamandla amakhulu, agxininisiweyo ashushu omatshini wokusika i-laser, i-acrylic ekhutshiweyo ithande ukunyibilika ngokukhawuleza nangokungalinganiyo kunomlingani wayo. Imiphetho esikiweyo ihlala ibonakala intlaka, iqabaka, imhlophe -yinkungu, okanye igqwethekile kancinane kunokuba icace kwaye ibe yiglasi, kwaye imathiriyeli ithande ukukrazuka kancinci{6}}kunye nokuthanda imichiza xa ityhilwe kwizinyibilikisi zendalo okanye izinto zokuncamathelisa ezingamanzi. Ngenxa yoko, ngelixa i-acrylic ekhutshiweyo ifikeleleka ngakumbi kwaye inonyamezelo olungqingqwa lwentengiso, abavelisi abanamava baphantse bacacise ngokukodwa i-acrylic ephoswe ngeseli xa umgangatho wokukhanya ongenasiphako kunye nokuthembeka kolwakhiwo kufuneka.
Ukufowuna kwiiParameters: Amandla, isantya, ukuphindaphinda, kunye nokuGxininisa
Ukufezekisa ukusika okucocekileyo, okusebenzayo, kunye nokubonakalayo okumangalisayo kwiphepha le-acrylic kufuna ukulinganisa okucokisekileyo kwemilinganiselo yokusebenza yomatshini wakho wokusika i-laser. Ngokungafaniyo namaplanga e-organic, ii-corks zendalo, okanye amalaphu alukiweyo afunxa amandla e-laser ngokulinganayo kwi-matrix yawo yonke, i-acrylic ineengcinga ezicacileyo, ezibuthathaka kakhulu zokunyibilika kunye ne-vaporization efuna ibhalansi ethambileyo yegalelo lobushushu kunye nesantya sokuhamba sekinetic.
Imveliso yamandla eLaser yeyona nto iphambili elawula ukukwazi kwakho ukusika ubutyebe obahlukeneyo bemathiriyeli ye-acrylic ngokucocekileyo. Kumashiti abhityileyo anomlinganiselo weemilimitha ezi-3, umlinganiselo ophakathi-woluhlu lwamandla kwisixokelelwano se-CO2 selaser sikholisa ukonela, ngelixa amaphepha ashinyeneyo anomlinganiselo we-10 millimeters okanye ngaphezulu efuna iziphumo eziphezulu zamanzi okanye ukudlula okuphindaphindiweyo kokusikwa. Nangona kunjalo, impazamo eqhelekileyo yabaqalayo kukuxhomekeka kuphela kumandla e-laser aphezulu ngelixa uncama isantya esifanelekileyo sokuhamba. Ukuba amandla akho e-laser abekwe phezulu kakhulu ngelixa isantya sakho sokuhamba sibekwe kancinci kakhulu, ukuqokelelana okugqithisileyo kwe-thermal kuya kubangela ukuba i-acrylic ibile, igqabhuke, kwaye yenze "i-bead" engathandekiyo, enyibilikisiweyo ecaleni komphetho wesixhobo. Ngokwahlukileyo, ukuba isantya sakho sokuhamba sikhawuleza kakhulu kumandla asetyenzisiweyo, i-laser iya kusilela ukungena kubunzima obugcweleyo bephepha, okukhokelela ekusikeni okungaphelelanga, iindawo ezitshixiweyo, kunye nenkunkuma.
Ukusika ukuphindaphinda{0}kaninzi kulinganiswa kwi-Hertz (Hz) okanye iipulses nge-intshi nganye (PPI) kwimisebenzi yokusika i-vector{1}}idlala indima ebalulekileyo ngokulinganayo kumgangatho wokugqiba umphezulu. Xa usebenzisa umatshini wokusika we-CO2 we-laser kwi-acrylic, i-wave wave output eqhubekayo okanye i-high frequency pulse rate ikhethwa ngokubanzi ukuqinisekisa ukunyibilika okugudileyo, okungaphazamisekiyo okunyibilikayo phambi kwendlela ye-vector. Useto lwefrikhwensi ephantsi lunokwenza isarha eqaphelekayo-izinyo, iraphu, okanye ukuthungwa okunemisonto ecaleni komphetho osikiweyo, kubeke esichengeni umtsalane wobuhle beqhekeza. Ukongeza, ukumisa indawo ekugxilwe kuyo ngokuchanekileyo kubaluleke kakhulu. Kumaphepha e-acrylic acekethekileyo, indawo ekugxilwe kuyo yomqadi welaser ngokwesiqhelo ibekwe ngokuthe ngqo kumphezulu ongaphezulu okanye itshone kancinane embindini wemathiriyeli. Kwiipleyiti ezityebileyo, ukulungelelanisa ugxininiso lunzulu kancinane kuqinisekisa ukuba umqadi ugcina ububanzi obumxinwa, obunxuseneyo bekerf yonke indlela ukuya kumphezulu ongezantsi, kuthintela i-taper kunye nokuvuleka komphetho ongalinganiyo.
Ukukhuselwa komphezulu, ukuMasking, kunye noNcedo loLawulo lweGesi
Nokuba unamandla alungelelaniswe ngokugqibeleleyo kunye noseto lwesantya, izinto zokusingqongileyo ngaphakathi kwendawo ebiyelweyo zinokuchaphazela kakhulu umgangatho wokugqibela weprojekthi yakho ye-acrylic. Ukulawula ukugquma kwephepha elikhuselayo, iilayini bhanyabhanya zeplastiki, kunye noncedo lwenkqubo yokuhanjiswa kwerhasi kubalulekile ekuthinteleni amabala angaphezulu, ukuphinda kubekwe umsizi, kunye nokuvutha okungafunekiyo{1}}.
Phantse onke amaphepha orhwebo e-acrylic afika evela kumzi-mveliso ogqunywe macala omabini egqunywe ngokhuseleko{0}}ifilimu ecekethekileyo yeplastiki yepolyethylene okanye{1}}ilinen enzima ye-kraft yephepha. Ukushiya oku kugquma kuqhubeke ngexesha lenkqubo yokusika i-laser kubalulekile ekukhuseleni umphezulu ogudisiweyo ekukrweletweni ngexesha lokuphatha kunye nokukhusela ubuso bezinto kumsi ophuma emoyeni, umsizi, kunye nesitshizi se-acrylic esinomphunga esinokuphinda sibeke kwakhona kwaye singcolise ngokusisigxina umphezulu ocwebezelayo. Nangona kunjalo, ayizizo zonke izixhobo zokugquma ezisebenza kakuhle phantsi komqadi we-laser. Ukugquma iphepha kukhethwa kakhulu ngabenzi abachwepheshile kuba itshisa icoceke phantsi kwendlela yelaser ngaphandle kokunyibilika, ngelixa iifilim ezithile zeplastiki ezinexabiso eliphantsi zinokunyibilika, zidibanise kumphezulu we-acrylic, kwaye zishiye ngasemva incangathi, ekunzima ukuyisusa-intsalela. Ukuba i-acrylic yakho ifaka imaski yeplastiki yefilim ethanda ukunyibilika, kuhlala kungcono ukuyixobula kwaye endaweni yayo ngephepha logqithiselo lobuchule-elisezantsi{9}} phambi kokusikwa.
Uncedo lolawulo lwegesi yenye into ebalulekileyo ekuqwalaselweni komsebenzi. Xa usebenzisa umatshini wokusika i-laser, umjelo ozinzile womoya ocinezelekileyo okanye igesi ye-inert ngokuqhubekayo ivuthelwa i-coaxially ngokusebenzisa umbhobho wokusika ngokuthe ngqo kwindawo ekugxilwe kuyo. Olu ncedo lwerhasi lusebenza kwiinjongo ezimbini: lupholisa ngokusebenzayo izinto ezisingqongileyo ukunciphisa ukugqwetheka kwe-thermal kunye nokuvutha, kwaye luvuthela inkunkuma etyhidiweyo kunye neegesi ezinomphunga ukugcina ilensi yamehlo icocekile. Ukusika i-acrylic, ukusebenzisa i-oyile -yasimahla, ukufuma{4}umoya ocinezelweyo wasimahla kuxinzelelo oluphakathi yinkqubo eqhelekileyo. Uxinzelelo lomoya oluninzi lunokupholisa kwangethuba umphambili onyibilikayo kwaye unciphise ubunzulu bokusika, ngelixa uxinzelelo oluncinci kakhulu lunokusilela ukususa umsi, lukhokelela ekuvutheni{6}} apho iigesi ezivalelekileyo zivutha ngaphakathi kwekerf kwaye zitshisa imiphetho yezinto.
Thumela -uBuchule bokuLungiselela kunye nokuJonga iingxaki eziQhelekileyo zokusika
Naxa usebenzisa iiparamitha eziphuculweyo kumatshini wokusika welaser ophezulu-wokuphela, ukuqonda indlela yokusombulula iziphene zokusika ezixhaphakileyo kunye nobuchule bokwenza isithuba esilula{1}}ubuchule bokwenza izinto ziya kuwuphakamisa umsebenzi wakho wokuyila we-acrylic ukusuka kumgangatho ukuya kowohlukileyo.
Omnye weyona miba ixhaphakileyo yokudibana nabenzi boyilo "kukuphambene"{0}inkangeleko yokwaphuka komphezulu omncinci, omncinci okanye imigca yoxinzelelo ephumela ngaphandle kumphetho osikiweyo. I-Crazing iphantse isoloko ibangelwa yindibaniselwano yoxinzelelo lwe-thermal yangaphakathi ngaphakathi kwephepha le-acrylic (eliqhelekileyo kwizinto ezikhutshiweyo) kunye nokuvezwa kwi-solvents yeekhemikhali, ii-agent zokucoca, okanye i-glues nje emva kokusika kwe-laser. Ukuthintela ukurhalela, soloko usebenzisa-i-acrylic yomgangatho ophezulu weseli, kunqande ukosula imiphetho esandul' ukusikwa ngezicoci zekhemikhali ezirhabaxa ezifana ne-acetone okanye izicoci zefestile ezineammonia, kwaye uvumele imathiriyeli ukuba iphole ngokwendalo kubushushu begumbi phambi kokuphatha okanye ukusebenzisa izinto zokuncamathelisa zokuwelda.
Ukuba iincam zakho ezisikiweyo zibonisa inkungu emhlophe eqhaqhazelisa amazinyo okanye ukuthungwa okuncinci komphezulu kunokuba kucace gca, isithuba esilula-ukulungiswa kunokusombulula ngokulula ukungafezeki. Ngelixa i-laser elungiswe ngokufanelekileyo isikwe kwi-acrylic ephosiweyo ishiya ungqameko olucacileyo, umahluko omncinci unokugqityezelwa kusetyenziswa i-butane encinci ephathwayo{2}}itotshi okanye i-hydrogen ekhethekileyo{3}}itotshi yokupholisha ioksijini yomlilo. Ngokukhawuleza nangokulinganayo ukugqitha ilangatye elilawulwayo ngaphaya komphetho we-matte, umaleko we-acrylic we-acrylic uyanyibilika ngobunono kwaye ubuyele kwiglasi{5}}egudileyo, nekristale{6}}ecacileyo. Nangona kunjalo, abaqhubi kufuneka balumke kakhulu ngexesha lokupolishwa kwedangatye ukunqanda ukutshisa izinto, ezinokubangela amadyunguza, i-warping, okanye ukuvutha.
UPhuculo oluPhezulu: UbuCwangciso beNdleke kunye nokuKhawulwa kweMveliso
Njengoko imisebenzi yakho yokuyila ikhula ukusuka kwisiqhelo enye{0}kususela kwiiprototypes ukuya kwimveliso yebhetshi enkulu, ukuhambisa ukuhamba kwakho komsebenzi kubaluleke kakhulu ekwandiseni isivuno kunye nenzuzo.
Isoftware esebenzayo yokuzalela iindlwane ikuvumela ukuba ucwangcise iindawo ezininzi zevektha ngokuqinileyo kunye kwiphepha elinye le-acrylic, ukwehlisa ngokumangalisayo inkunkuma yezinto ekrwada. Ngaphaya koko, ukuphumeza iiprothokholi zovavanyo ezisemgangathweni kunye nokugcina i-logbook yepharamitha ebanzi yobunzima beshiti ngalinye kunye nokwahluka kombala kuqinisekisa ukuba umatshini wakho wokusika i-laser usebenza ngencopho yobuchule kunye noqikelelo lwe-zero kwiishifti ezininzi zabaqhubi.
Ukuqukumbela
Ukufumana ubugcisa be-laser yokusika i-acrylic lusukelo olunomvuzo omkhulu oluvula amathuba angapheliyo okuyila kunye norhwebo, ukusuka kwimiqondiso entsonkothileyo yesiko kunye neprototypes yoyilo ukuya kwimiboniso ephezulu{0}}yentengiso kunye nemigca emihle yobugcisa. Ngokuqonda ngocoselelo iindlela zokuziphatha ezahlukeneyo zemolekyuli ye-cell cast ngokuchasene ne-acrylic ekhutshiweyo, ukucofa ngobuchule kumandla akho, isantya, kunye neeparamitha ezigxininisiweyo, ukulawula imaski ekhuselayo kunye nokunceda uxinzelelo lwerhasi, kunye nokusebenzisa ubuchule bokuxazulula iingxaki kunye nokuthumela{2}}ubuchule bokusetyenzwa, ungafikelela kwiziphumo ezingenasiphako, ezicacileyo{3}}
Ukutyala ixesha lokuvavanya, ukucokisa, kunye nokubhala useto lwakho kumatshini wokusika we-laser othembekileyo uguqula inkqubo yokuvelisa eyoyikisayo ibe yinto eqikelelwayo, esebenza kakuhle kakhulu, kunye neyonelisayo ngokunzulu. Yamkela ukuchaneka kokwenziwa kwedijithali yale mihla, vumela umbono wakho wokuyila ukhokele uyilo lwakho lwe-vector, kwaye wonwabele umgangatho wobuchwephesha wezinto ozenzileyo ze-acrylic.