I-Industrial Laser Cutter-gunaiyou

Ithebula le-laser cutting kumele libe namandla, lingashi futhi likwazi ukumelana nanoma yimuphi umsebenzi owenziwa emshinini.Ngenxa yalesi sizathu, ngokuvamile zingamakhekheba ensimbi futhi zingabiza kakhulu.[UDavid Tucker] wakha umshini we-MultiBot CNC futhi wawusebenzisa ngekhanda le-laser, futhi isisombululo sakhe enkingeni ye-laser bed kwaba ukuya esitolo sokupheka.
Impendulo ilele ku-Expert Grill Jerky Rack, igrill yocingo ene-grill pan.Ilungele ukusekelwa kwe-laser, kodwa ngenxa yokukhanya kwayo, ingemuva lipendwe nge-matte ukuze kuncishiswe ukuboniswa, futhi isethi ewusizo yeziqeshana iphrintiwe nge-3D ukuze inamathisele i-grille ethreyini.
Siyasithanda lesi sixazululo ngoba sisebenza kahle futhi asibizi, nakuba singeke sikwazi ukuzibamba kodwa sikhathazeke ngokuthi noma yisiphi isisiki se-laser esingaba khona asinayo indawo ebiyelwe evikelekile eyanele.Njengengxenye yomsebenzi ongathandeki wokuhlanza iplathifomu yokusika i-laser ehlanganisiwe ye-Hackerspace, siyawuthanda nomqondo wokuthi ingagaywa kabusha ngokuphephile futhi ishintshwe.Ingabe unayo indaba mayelana nokuhlanza i-laser cut bed noma usuthole eyakho enye indlela eshibhile?Sazise ngakho kumazwana!
Ngiklama izisiki ze-laser zezimboni futhi ngicabanga ukuthi isizathu esisodwa sokungasebenzisi lesi sici ukuthi isihlabathi singapheshulwa ngumoya noma noma iyiphi igesi yokusiza ephuma ku-laser nozzle futhi ingaqhuma kuye ngezithako nesikali.kuhlanganiswe .Kufanele futhi usekele i-material, kodwa uma ungagawuli ukhuni (ngisho noma ipulasitiki incibilika ibe yintambo), kufanele uvule indawo yokuthi amanyela ancibilikisiwe aphume aphume phansi.Ngaphezu kwalokho, isihlabathi sizonamathela emhlane wakho!
Umshini wami, nokho, usebenzisa iqhinga elikhaliphile ukuze uhlale unqamula emoyeni ngenkathi usekela izinto, ngakho-ke i-laser ayilokothi ishaye usekelo, ivele ishaye phansi ukhonkolo ngamamitha angu-4 ngezansi lapho ukushisa kugxile kancane kakhulu.Ngeshwa, idizayini inelungelo lobunikazi, kodwa nginesiqiniseko sokuthi abasebenzisi basekhaya abanesibindi bangeza nendlela ethile engenalungelo lobunikazi ukuze babe nokwesekwa okususwayo ngaphansi kokubalulekile ukuze ikhanda lihlale libonakala.
Yebo, futhi ngezinye izikhathi imishini ye-laser isebenzisa okuthile okubizwa ngokuthi ukuchithwa kwe-beam.Ngibheja ukuthi ungenza eyodwa nge-laser engu-40 watt CO2 ngokuphinda usebenzise ibhulokhi yokupholisa amanzi yensimbi evela ku-aliexpress bese usebenzisa ipompo esheshayo ukumpompa amanzi abandayo eqhwa ngawo uma ungathola enikeza ukusekela kwekhanda okuzinzile.
Ngokwami, ngingacabanga ukuhlanganisa unqenqema lwento futhi ngiyinyakaze njenge-eksisi yokunyakaza ngenkathi ngigcina ikhanda lami ngaphezu kwendawo yokulahla induku.Ukusetshenziswa kwezibuko zamalaser e-CO2 akubangeli ubunzima obuthile.Uma futhi udinga ama-optics ambalwa kanye nemvulo ukuze ulethe i-beam, izindleko zokwakha zingaba ngaphansi.
"Kungabhekwana nakho futhi kushintshwe ngaphandle kokuba necala."Yini engasingathwa futhi esikhundleni sayo kube nomuzwa wecala kunanoma yisiphi esinye isixazululo?Kuseyinqwaba yensimbi ependwe nge-matte emnyama.Ngikhathazekile futhi ngokuthi upende omnyama uyaxebuka futhi ushiye iziqephu ezicwebezelayo ukuze ama-laser agxume agxume azungeze igumbi.
Ngicabanga ukuthi kuwumqondo omuhle.Kodwa ingabe kuyadingeka ukudweba igridi?Ngaphansi kwezimo zokusika ezifanele, amandla asele e-laser ngemva kokudlula ezintweni aphansi kakhulu.Ngaphezu kwalokho, ngemva kwanoma yikuphi ukuzindla, i-beam izosuswa ukugxila futhi ingabangela ukulimala.Izingubo zokugqoka, ngakolunye uhlangothi, zishiya amamaki ngaphansi kwempahla.Ngisebenzisa i-laser ye-diode efanayo, ngasebenzisa ipuleti lensimbi engagqwali futhi angibanga nazinkinga ngezimpawu ezikhanyayo kumaphedi.
Ngacwilisa ikamu lami elingcolile ekhambineni lamanzi afudumele kanye nesihlanzi sezingubo (Persil) ubusuku bonke.Bese ugeza ngobumnene futhi wome emoyeni.Awukho umonakalo weseli otholakele kuze kube manje.Futhi kufanelekile ama-carbide saw blades kanye nabasiki (kodwa omile namafutha ngesandla ngemuva kokuhlanza).
Ngisebenzise amathayili egwadle uhlangothi olungahluziwe lubheke phezulu.Ingabhujiswa futhi ayinakubhujiswa ngokuphelele.Itholakala e-Home Depot ngo-$9 ngonyawo lwesikwele.
umqondo omuhle….Ngisho ne-laser engama-watt angu-60 ayiklwebheli ingaphezulu lamathayili egwadle okwenziwa ngawo izinkomishi nezinto zengilazi.
Endabeni yami, inzuzo yekhekheba lezinyosi noma enye i-substrate ene-porous kakhulu yikhono lokuhlinzeka ngokugeleza komoya okungcono kokususwa kwegesi nokusiza umoya unciphise ukujikeleza kwentuthu ezungeze izingxenye zokusebenza zomshini.Ngaphandle kokwelashwa komoya, ngicabanga ukuthi umbhede onamathayela uzwakala njengombono omuhle.
Ngisebenzisa amathayela we-matte embhedeni we-laser.I-laser yami ye-diode yamandla aphansi isebenza kahle kule nkundla ye-refractory.
Lawa ma-grating enziwe ngepulasitiki eshibhile engabambeki ngaphansi kwesisindo sayo.Engeza izinto, futhi kuqinisekisiwe ukusika ngaphandle kwe-laser, izowa ngokwehlukana.
Uma ikusiza bafo, ngisebenzisa i-AC capacitor.Ziza ngosayizi abahlukene ukuze zivumelane nanoma yikuphi ukubheja kwe-laser.Izame, ngeke udumale.
Anginayo impendulo, kodwa nginemibuzo embalwa: [1] Uma sicabanga ukuthi ukukhetha kwefrikhwensi yokushayela akuthinti ukusebenza kahle kokusika, “usayizi wamachashazi” we-laser ngokuphambene ngokulingana nekhono layo lokusika (okungukuthi, Ichashaza elincane, umphumela wokusika ungcono)?Uma kunjalo, i-laser ye-LED engu-10W enosayizi wendawo olingana no-1/4 wosayizi we-laser engu-40W CO2 (usayizi wendawo "ohlanganisiwe") izosika ngesivinini "esimaphakathi" (spec).Kulungile?[2] Kuthiwa ijubane nokuphila kwe-laser cutting kuthinteka kakhulu ukukhishwa "kwentuthu" (uma umusi uyanda, ukwehla kokusika ukusebenza kahle).Ngaphezu kwalokho, ukucabangela "kubuyela" ku-laser futhi kufinyeze ukuphila kwayo.Ngakho-ke kungase kube ngcono ukungasebenzisi isiphephetha-moya, ngisho nenamandla, kodwa usebenzise isifutha-moya esicindezelwe ukuze usule ngokushesha indawo yokusebenza.
Nginesiqiniseko sokuthi embonini lezi zimpendulo ziphathelene nobunikazi, kanye nolwazi oluningi kakhulu.Emuva ekhulwini le-16, izazi zezibalo zazigcina ulwazi lwazo olukhethekile lwezibalo “luyimfihlo” ukuze zithole “abaxhasi abahle” ukuze bakhokhe okwengeziwe.
Usayizi wechashazi uhlobene namandla, ngakho-ke ugxilisa i-laser.Kodwa-ke, awukwazi ukunciphisa ngokungenasizathu usayizi wendawo: unqunyelwe ukuhlukaniswa (futhi mhlawumbe kuhlobene nekhwalithi yakho yokubona nokuhambisana komthombo).

https://www.edmundoptics.in/knowledge-center/application-notes/imaging/limitations-on-resolution-and-contrast-the-airy-disk/

Ngiklama imishini yokusika yemboni ye-laser.Cha, lena akuyona impahla, empeleni ngibhale iposi lebhulogi lewebhusayithi yenkampani yami.
1. Kunento ebizwa ngokuthi i-diffraction limit enqunywa ubude beza be-laser, ngakho-ke into yokuqala okufanele uyikhumbule ukuthi i-wavelength ibalulekile, kodwa ama-diode akhanyayo afana namalaser aluhlaza noma abomvu empeleni angagxila kusayizi wendawo omncane kunama-laser e-CO2. ..
Nokho, njengoba besho, usendleleni efanele!Ukucaciswa okufunayo "ukuminyana kwamandla" kwendawo.Isibonelo, uma usayizi wendawo yakho ingu-1 cm² futhi iyi-laser engu-10 W, ukuminyana kwamandla ngu-10 W/cm².Ngakho-ke uma unendawo yomugqa engu-4 cm² kodwa amandla angama-watts angu-40, ungalindela ukuthi isike ngesivinini esifanayo, ngaphezudlwana nje kokuphindwe ka-4 kokusikwa (ububanzi bethoshi).Kwamanye ama-laser engiwasebenzisayo, ama-laser fiber angu-6 kW Nd:YAG, ububanzi be-beam bungu-0.004 amayintshi noma 0.1016 mm, okungu-74,007,196.6 W/cm², ngakho akukubi kangako!
2. Mayelana nentuthu, onakho ukuthi intuthu esendleleni ye-beam imunca amandla athile okukhanya, lapho usika, kuyamoshwa ukushisisa intuthu esikhundleni sokhuni noma ipulasitiki noma yini.Ngakho yebo, lokhu okungenani kuyiqiniso ngokwengxenye.Kodwa-ke, ama-wavelengths ahlukene a-opaque ezintweni ezahlukene.Isibonelo, amagagasi e-CO2 angaba opaque ku-polycarbonate, ngakho-ke izibuko ezivamile ziyisivikelo esanele kwezinye izimo, kuyilapho kuma-fiber lasers, odayi abakhethekile bengezwa epulasitiki ukuze kuvinjwe amaza amaza ayingozi.Ngokufanayo, ama-laser e-CO2 angakwazi ukukhiqiza amabhola e-plasma avimbela i-laser ukuthi ingafinyeleli kulokho okuzosikwa, kuyilapho ama-laser efiber anganqamula ku-plasma ngisho nalapho kukhiqizwa ibhola le-plasma.Ngakho-ke, umusi ungathinta i-laser yombala owodwa kunomunye.
Ngokuphathelene nokucabangela emuva, yebo, ukukhanya okubonakala emuva ekhanda kubangela ukuthi izingxenye zishise.Lokhu akulungile ekushiseni kwe-laser diode ngokuvamile, futhi ngezinye izikhathi kuncibilikisa umlomo wombhobho nezinto uma ukushisa kuboniswa nge-engeli esikhundleni sokuqonde phezulu.I-aluminium nethusi kubi kakhulu kulokhu.Iqhinga elilodwa ngethusi ukwenza i-oxidize indawo engaphezulu ukuze inike umbala oluhlaza obumnyama ngaphambi kokusikwa bese uyipholisha.Nge-aluminium, njenge-foil, uzoba nenhlanhla engcono ngokuqedwa kwe-matte kunokucwebezela.Ngaphezu kwalokho, ama-laser ezimboni anesici esinqunyiwe sokubonisa emuva ukuvimbela ukulimala ngenxa yokushisa ngokweqile.Kungaba umqondo omuhle ukufaka inzwa yezinga lokushisa eduze kwendlela, njengokunamathiselwe ku-nozzle, futhi amandla okusika we-laser angase ashise kakhulu.Uma kungenjalo kuzoba ukushintshwa okubizayo!
Ngokusebenzisa iwebhusayithi yethu namasevisi, uvumela ngokucacile ukubekwa komsebenzi wethu, ukusebenza kanye nokukhangisa kwamakhukhi.funda kabanzi


isikhathi: Nov-09-2022