Isandulelo
Ngokusetshenziswa okwandayo kwama-laser e-fiber, ukwethembeka kwama-laser we-fiber kuye kwadonsa ukunakwa okwengeziwe, okuhlanganisa ukuthembeka kokuphuma kwe-laser, ukwethembeka kwezingxenye ze-elekthronikhi, ukwethembeka kwemishini yokubona, ukwethembeka kwezinhlelo, njll. Linda.Eziningi zalezi zihlobene eduze nezakhiwo ezishisayo ze-laser ngokwayo.Ngaphezu kwalokho, izinga lokushisa linethonya elikhulu ekusebenzeni kwe-laser, ikakhulukazi amandla okukhipha kanye nokuzinza kokukhipha kwe-laser.
Ukushisa kwe-fiber laser ikakhulukazi kuvela emthonjeni wephampu kanye ne-cavity yokuzuza.Ngomthombo wepompo, ukusebenza kahle kwawo kokuguqulwa cishe ku-50%, okusho futhi ukuthi amandla alingana namandla okukhanya okukhiphayo akhiqizwa ngendlela yokushisa.Uma ukushisa kungenakuqedwa ngesikhathi, izinga lokushisa le-chip yangaphakathi lizokhuphuka ngokushesha, futhi ubude begagasi obumaphakathi be-laser buzokhukhuleka njengoba izinga lokushisa likhuphuka.Ukuze uthole i-cavity yokuzuza, ngemva kokuba ukukhanya kwephampu kungene ku-fiber esebenzayo, ingxenye kuphela yayo iguqulelwa ekukhishweni kwe-laser, futhi amanye amandla aguqulwa abe amandla okushisa.Amandla ashisayo azokhuphula izinga lokushisa lendawo yokuthola, okuholela ekwandiseni i-spectrum ye-fluorescence kanye nempilo emfushane yokukhipha okuzenzakalelayo, ngaleyo ndlela kunciphise ukusebenza kahle kokuguqulwa kwamandla.Ngakho-ke, ukuphathwa kwe-thermal kunokubaluleka okunganaki kwama-fiber lasers.Njengamanje, ubuchwepheshe bokuphatha okushisayo obusetshenziswa kakhulu ikakhulukazi bupholile emoyeni futhi bupholiswe ngamanzi.Phakathi kwazo, ubuchwepheshe bokukhipha ukushisa okupholile emoyeni busetshenziswa ikakhulukazi kuma-laser anamandla aphansi kanye nama-lasers aqhubekayo anamandla aphansi.Iningi lama-laser e-fiber aphakathi nendawo naphezulu asebenzisa ukuchithwa kokushisa okupholiswe ngamanzi njengokuchitha ukushisa okuyinhloko.
Izindlela ezimbili zokuqeda ukushisa
1. Ukupholisa amanzi
Njengoba igama lisho, ukupholisa amanzi ukusetshenziswa kwamanzi ukususa ukushisa ngokusebenzisa isishintshi sokushisa (njengepuleti lokupholisa amanzi).Isimiso sayo sokusebenza silula kakhulu, okungukuthi, amanzi abandayo aku-chiller agelezela endaweni yokushisisa ngepayipi lamanzi, abese ephuma kwelinye ichweba le-heater, abese egeleza abuyele endaweni epholile ngepayipi lamanzi. .Ukushisa kuyasuswa ngaphakathi kwelaser.
Indlela yokukhipha ukushisa okupholile ngamanzi inesakhiwo esilula futhi kulula ukuyigcina;amandla okukhipha ukushisa anamandla futhi ukufana kwezinga lokushisa kuhle.Ukusebenza kokupholisa kwe-laser kungathuthukiswa ngokusebenzisa isibandisi esinamandla amakhulu okupholisa.Njengamanje, kunabakhiqizi abangaphezu kuka-500 abahlanganisa futhi bathengise imishini yokushisela i-laser ephathwayo emakethe, futhi ngokuvamile basebenzisa ukupholisa amanzi.Kodwa-ke, ngaphezu kwe-laser ngokwayo, umshini wokushisela we-laser ophethwe ngesandla onokupholisa kwamanzi nawo udinga ama-chiller namanzi engeziwe, okuholela ekwenyukeni okukhulu kwevolumu kanye nesisindo semishini, kanye nezindawo zokusetshenziswa ezilinganiselwe.
2. Ukupholisa umoya
Ngomqondo obanzi, ukuchithwa kokushisa okupholile komoya kubhekisela ekusetshenzisweni kwezifeni ukuze kuthuthukiswe ukushintshwa komoya kanye nokushintshana kokushisa okuphelele ngaphakathi komshini.Ngokuthuthukiswa kobuchwepheshe, abakhiqizi abakhulu be-laser sebeqalile ukubeka unyawo emkhakheni wokupholisa umoya kanye nokuchithwa kokushisa.NgoJuni ngonyaka odlule, inkampani yomhlaba wonke ye-fiber laser giant I yethula umkhiqizo we-laser welding we-laser opholile opholile we-LightWELD 1500W;ngo-Agasti, i-GW yethula umshini wokushisela we-laser opholile we-A1500W e-China;ngo-Okthoba, inkampani ye-Reci iphinde yakhipha umshini wokushisela we-laser we-laser we-FCA1500.laser.
▲ Air cooled laser welder: reci, IPG, GW
(Isithombe sivela ku-inthanethi, uma kukhona ukwephulwa komthetho, sicela usithinte ukuze usisuse)
Lawa ma-lasers amathathu ahloswe kakhulu engxenyeni yemakethe ye-handheld laser welding.Ama-laser apholile emoyeni angenza umsebenzi ube nezimo futhi uphatheke kalula.Womathathu ama-laser asebenzisa ukuchithwa kokushisa okupholile emoyeni ngaphandle kwemishini eyengeziwe yokupholisa amanzi, okunciphisa izindleko.Ngesikhathi esifanayo, ubukhulu nesisindo semishini kuncipha kakhulu.Nakuba womabili abizwa ngokuthi ama-laser apholile emoyeni, amasu asetshenziswayo okuchitha ukushisa okupholiswe komoya ahlukile, okuhlanganisa ukupholisa abalandeli, ukupholisa ipayipi lerediyetha lokushisa, kanye nokupholisa nokupholisa i-compressor.(1) Ukukhishwa kokushisa kwabalandeli Ku-laser, ukushisa okukhiqizwa ngaphakathi komthombo wepompo kanye nembobo yenzuzo kuyahlakazwa kusetshenziswa i-substrate ene-conductivity enhle yokushisa (njengethusi, i-aluminium nitride, njll.), bese ukushisa kuhlakazwa yi-convection.Le ndlela ibizwa ngokuthi i-convection cooling.Ukudluliswa kokushisa kwe-convective kungahlukaniswa ku-convection yemvelo kanye nokuchithwa kokushisa kwe-convection okuphoqelelwe ngokuvumelana namandla okushayela okugeleza koketshezi.Uma kungekho amandla angaphandle, umehluko kuphela wokushisa woketshezi ongenza uketshezi lugeleze ngokuzenzakalelayo ukuze luqhube ukudlulisa ukushisa, esikubiza ngokuthi i-convection yemvelo;uma kukhona amandla okushayela angaphandle, okungukuthi, uketshezi luqhutshwa abalandeli, abalandeli nezinye izingxenye.ukugeleza, ngaleyo ndlela ukususa ukushisa, sikubiza ngokuthi yi-convection ephoqelelwe.Ngenxa yokuncishiswa kokushisa okuhamba kancane kakhulu kanye nomthelela omubi we-convection yemvelo, ayikwazi ukuhlangabezana ngokugcwele nezimfuneko zokukhipha ukushisa kwama-lasers.Ngakho-ke, kuyadingeka ukwengeza isiphephetha-moya kulo lonke uhlelo lokupholisa ukuze kusheshiswe ukugeleza komoya futhi kuguqule i-convection yemvelo ibe yi-convection ephoqelelwe.
▲ Isimiso sokupholisa abalandeli
(2) Irediyetha yepayipi yokushisa ukuze ukhiphe ukushisa
Ukukhishwa kokushisa kwe-radiator yepayipi lokushisa kusho ukuthi ipayipi lokushisa lincike ekushintsheni kwesigaba soketshezi olusebenzayo ngaphakathi ngokwalo ukuze kuzuzwe ukudluliswa kokushisa.Lolu ketshezi lunephuzu eliphansi lokubilisa futhi kulula ukushibilika.Omunye umkhawulo wepayipi lokushisa ukuphela kokuhwamuka, okuxhunywe ku-sink yokushisa ngaphakathi kwe-laser;omunye umkhawulo uwukuphela kwe-condensation, okuxhunywe kusinki wangaphandle wokushisa kanye nefeni.I-tube wall ine-wick emunca uketshezi, eyakhiwe ngezinto ze-capillary porous.Lapho i-laser ishisa, ukuphela kokuhwamuka kuyashiswa, uketshezi olusebenzayo luhwamuka ngokushesha, umusi ugeleza kuze kube sekugcineni kokunciphisa ngaphansi komehluko wengcindezi, futhi ukushisa kukhishwa, okukhishwa nge-fan;ngesikhathi esifanayo, isitimu siyajiya sibe uketshezi futhi, futhi uketshezi lugeleza lubuyele esigabeni sokuhwamuka ngentambo.(Uma kuyipayipi lokushisa kwamandla adonsela phansi, alikho iwikhi, futhi uketshezi lunamathela odongeni lweshubhu futhi lugeleze lubuyele engxenyeni engezansi yokuhwamuka ngamandla adonsela phansi).Lo mjikelezo awumi, futhi ukushisa kudluliselwa kusuka ngaphakathi kwe-laser kuya ngaphandle.
▲ Isimiso sokukhipha ukushisa kwe-radiator yepayipi lokushisa
I-IPG's LightWELD 1500 isistimu yokushisela i-laser ephathwayo isebenzisa isisombululo sokupholisa i-radiator yepayipi lokushisa.Ukuklama nokukhiqizwa kwe-LightWELD kubonakala ngosayizi omncane nesisindo esincane, okuholela esizukulwaneni esisha sezinguquko emshinini wamanje we-laser welding welding.Ngaphezu kokushisela, iphinde ibone imisebenzi yokushisela nokuhlanza i-laser ephathwayo.Umshini we-laser welding we-LightWELD ophethwe ngesandla usebenzisa indlela yokupholisa umoya, ngaphandle kokusetshenziswa kwamandla okudingwa yimishini eyengeziwe yokupholisa, ukuqeda amapayipi okupholisa, izingxenye, izixhumanisi zokulawula nokugcinwa, ukunciphisa izindleko ngenkathi kukhulisa ukuphatheka nokuthuthukisa ukuthembeka okuphelele kwesistimu.
▲ I-LightWELD 1500 Isistimu yokushisela ye-Laser Handheld
(Isithombe sivela ku-inthanethi, uma kukhona ukwephulwa komthetho, sicela usithinte ukuze usisuse)
(3) Ukupholisa nokupholisa i-Compressor
Isiqandisi se-Compressor kanye nomgomo wokuqeda ukushisa: I-compressor icindezela isiqandisi, iguqule isiqandisi sibe izinga lokushisa eliphezulu kanye negesi yomfutho ophezulu, futhi sigeleze siye ku-condenser yangaphandle.Ukushisa okuphezulu kanye negesi yokucindezela okuphezulu kufinyezwa ekushiseni okuphansi kanye noketshezi olucindezelayo, futhi ukushisa okukhiqizwa yi-liquefaction kukhishwa emshinini nge-fan.Isiqandisi esiwuketshezi esinezinga lokushisa eliphansi kanye nomfutho ophezulu wegazi sicindezelwa nge-valve yokunweba futhi sibe isimo sezinga lokushisa eliphansi, ingcindezi ephansi, isimo esihwamuka kalula, futhi sigelezela ku-evaporator yangaphakathi.I-evaporator idonsa ukushisa ukuze inciphise izinga lokushisa langaphakathi le-laser ukuze kuzuzwe umphumela wokupholisa, bese isiqandisi sihwamuka sibe izinga lokushisa eliphezulu kanye negesi enomfutho ophansi.Isiqandisi segesi esihwamuka yi-evaporator sicindezelwa yi-compressor futhi futhi sizungeza emuva naphambili, okubona ukushabalala kokushisa ngaphakathi komshini.
▲ Isiqandisi se-Compressor kanye nesimiso sokukhipha ukushisa
Umshini wokushisela ophathwa ngesandla opholile emoyeni opholile we-A1500W owethulwe yi-GW Laser usebenzisa isikimu sokupholisa i-compressor kanye nokukhipha ukushisa.I-GW Laser igxile ekuhloleni okuqhubekayo nasekusungulweni okusha kobuchwepheshe be-976nm
Ihlanganiswe nokusebenza kahle okuphezulu kwe-photoelectric ukuguqulwa kwe-976nm, ixazulule ngobuchule inkinga yomthamo wokupholisa umoya, futhi yethula ubuchwepheshe bokuqala obupholile be-976nm embonini, obuxazulula izinkinga zokusetshenziswa kwamandla nokuphatheka, futhi yaphinde yahola isiqondiso sokuthuthukiswa kwezobuchwepheshe kwe-fiber lasers.Lo modeli uye waqaphela umsebenzi wesithathu-in-one wokushisela, ukusika nokuhlanza.
▲ I-GW Laser A1500W I-Smart Air-cooled Handheld Welder
Ukuqhathanisa izindlela ezimbalwa zokupholisa
Isakhiwo sokupholisa abalandeli silula.Imane isabalalise ukushisa kusinki wokushisa kusinki yokushisa, bese isebenzisa umehluko wezinga lokushisa phakathi kwesinki sokushisa nomoya ozungezile ukuze ikhiphe ukushisa ngokuhambisa okuphoqelekile kwefeni.Uma izinga lokushisa le-ambient liphezulu kakhulu ehlobo, umehluko wezinga lokushisa phakathi kwe-sink yokushisa nomoya mncane kakhulu, futhi amandla okukhipha ukushisa azoncishiswa kakhulu.Ingakhipha ukushisa kancane, ithintwa kakhulu indawo ezungezile, futhi ayikwazi ukulawula izinga lokushisa ngokunembile.Inzuzo ukuthi yonke imishini kanye nesistimu yokulawula ilula.
Uma kuqhathaniswa nendlela elula yokupholisa abalandeli, i-radiator yepayipi yokushisa inamapayipi okushisa amaningi, ngakho-ke isakhiwo sayo siyinkimbinkimbi.Incike ekuhwamukeni nasekujikeni kwento esebenzayo ukuze idlulise ngokushesha ukushisa kusuka kusinki wokushisa kuya kusinki wokushisa bese ikhipha ukushisa emoyeni ngefeni.Futhi ingeyokunqanyulwa kokushisa okungenzi lutho, okungakwazi ukulawula izinga lokushisa ngokunembile futhi kuphazanyiswa kakhulu izinga lokushisa elizungezile.
I-compressor cooling and heat dissispation scheme ingeyokuqeda ukushisa okusebenzayo.Ngenxa yokuba khona kwe-compressor kanye ne-valve yokwandisa, izinga lokushisa lingalawulwa ngokunembile ngokulungisa ukugeleza nokucindezela kwesiqandisi.Ngesikhathi esifanayo, izinga lokushisa lesiqandisi ku-condenser liphakeme kunelo lokushisa lokushisa, elihambisana nokukhiqiza ukushisa okusheshayo.idluliselwe emoyeni.Uhlelo lwayo lokulawula luyinkimbinkimbi kakhulu;ngesikhathi esifanayo, ngenxa yokuthi ukwakheka kwayo kuyinkimbinkimbi kakhulu kunezinhlelo ezimbili ezingenhla, umthamo nesisindo semishini nayo yanda ngokufanele.
Iningi lama-laser e-fiber endabuko asebenzisa ukupholisa amanzi ukuze aqede ukushisa.Okokuqala, amanzi apholiswa yi-compressor refrigeration, bese i-laser ipholiswa ngamanzi.Uhlelo lokukhipha ukushisa olupholile emoyeni lwe-Guanghui Laser lusebenzisa ngokuqondile ukupholisa i-compressor ukuze lupholise i-laser, luyeke ukuba khona kwamanzi futhi luqede isixhumanisi sokudlulisa ukushisa okuphakathi, ukuze ukusebenza kahle kokukhipha ukushisa kuphezulu, futhi umthamo nesisindo singenziwa sibe sincane.
Elabhorethri, sisebenzisa ibhokisi lokuhlola lokushisa nomswakama elingaguquki ukusetha u-35°C ukuze silingise indawo yokushisa ephezulu ehlobo, futhi sihlole ukushintsha kwezinga lokushisa kwe-fiber yenzuzo yangaphakathi ye-laser ngamasu okupholisa umoya ahlukene ngaphansi kwesimo. amandla aphelele angu-1500W..Kusuka kudatha yokuhlola, kungabonakala ngokucacile ukuthi izinga lokushisa lefayibha likhuphuka kakhulu emizuzwini embalwa yokuqala futhi lizinza cishe imizuzu eyi-10.Ngenxa yomphumela wokupholisa we-compressor, i-laser ingapholiswa ngenkuthalo, ngakho izinga lokushisa lingalawulwa ngaphansi kwe-60 ° C, futhi ukuguqulwa kwezinga lokushisa kuzinzile;kuyilapho ezinye ezimbili zingathembela kuphela ekulahlekeni kokushisa okungenzi lutho, ngakho-ke izinga lokushisa langaphakathi liphakeme kancane kunalelo lohlelo lokupholisa lwe-compressor;, Ngenxa yokusebenza kahle kokudlulisa ukushisa kwepayipi lokushisa, ukushisa kungathunyelwa kahle kusuka ngaphakathi kwe-laser, ngakho-ke izinga lokushisa langaphakathi liphansi kune-fan ehlanzekile, futhi ukukhuphuka kwezinga lokushisa kuba mnene kakhulu.
▲ Ukushintsha kwezinga lokushisa ngesikhathi lapho i-laser ikhipha i-laser engu-1.5kW ngezikimu ezihlukene zokupholisa umoya
(idatha yaselabhorethri, kungase kube khona ukuphambuka ekusetshenzisweni kwenkundla kwangempela)
I-Epilogue
Emkhakheni we-fiber lasers, i-GW Laser ibilokhu ihlose i-IPG enkulukazi yomhlaba wonke.Kuyinzuzo eyingqayizivele yomkhiqizo we-Guanghui ukudala imikhiqizo enekhwalithi yezempi.Eminyakeni eminingi edlule, i-GW Laser yaqala ukuhlela amandla ocwaningo lwesayensi ukwenza ukuhlola okuqhubekayo ekupholiseni komoya kanye nokuchithwa kokushisa.Ngokuzayo, sizoqhubeka nokuthuthukisa lesi sici, siqhubeke sithuthukisa ukuzinza kwemikhiqizo, sibona ukuthuthuka okuqhubekayo kwemikhiqizo nobuchwepheshe, futhi sihlangabezane nezidingo zezimboni ezengeziwe.ukucubungula izidingo
Isikhathi sokuthumela: Mar-10-2022