Umatshini Wokucubungula I-Laser Okhokelwa yi-Micro Waterjet

Umfanekiso ocacileyo womatshini wokucubungula i-laser okhokelwa yi-Micro Waterjet

Inkcazo emfutshane:

Njengoko imveliso iqhubeka ifuna ukuchaneka okuphezulu kunye nemveliso, iteknoloji yelaser ekhokelwa yi-water-jet (WJGL) ikhula ngamandla ekwamkelweni kobunjineli kunye namathuba emarike. Kumacandelo aphezulu afana ne-aerospace, i-electronics, izixhobo zonyango, kunye nokuveliswa kweemoto, iimfuno ezingqongqo zimiselwa kubuchule bokulinganisa, ukuthembeka komda, ulawulo lwendawo echaphazelekileyo bubushushu (HAZ), kunye nokugcinwa kweempawu zezinto. Iinkqubo eziqhelekileyo—umatshini woomatshini, ukusika ubushushu, kunye nokucubungula okuqhelekileyo kwelaser—zihlala zinengxaki yempembelelo ephezulu yobushushu, ukuqhekeka kancinci, kunye nokuhambelana okulinganiselweyo nezinto ezibonisa ukukhanya kakhulu okanye ezinobushushu.

Thumela i-imeyile kuthi

Iimbonakalo

Umzobo oneenkcukacha

Intshayelelo

Njengoko imveliso iqhubeka ifuna ukuchaneka okuphezulu kunye nemveliso,Ileza ekhokelwa yijethi yamanzi (i-WJGL)Itekhnoloji iyanda ngamandla ekwamkelweni kobunjineli kunye namathuba emarike. Kumacandelo aphezulu afana neenqwelo-moya, izixhobo ze-elektroniki, izixhobo zonyango, kunye nokuveliswa kweemoto, iimfuno ezingqongqo zimiselwa kubuchule bokulinganisa, ukuthembeka komda, ulawulo lwendawo echaphazelekileyo bubushushu (HAZ), kunye nokugcinwa kweempawu zezinto. Iinkqubo eziqhelekileyo—umatshini wokugaya, ukusika ubushushu, kunye nokucubungula okuqhelekileyo kwe-laser—zihlala zinengxaki yempembelelo ephezulu yobushushu, ukuqhekeka kancinci, kunye nokuhambelana okulinganiselweyo nezinto ezibonisa ukukhanya kakhulu okanye ezinobushushu.

Ukujongana nale miqobo, abaphandi bazise i-micro water jet ekhawulezayo kwinkqubo yelaser, nto leyo eyenza i-WJGL. Kolu qwalaselo, i-water jet isebenza ngaxeshanye njenge-isixhobo esikhokela imiqadikunyeisixhobo esisebenzayo sokususa inkunkuma/ipholitha, ukuphucula umgangatho wokusika kunye nokwandisa ukusetyenziswa kwezinto. Ngokwengcamango, i-WJGL yindibaniselwano entsha yokucubungula i-laser yendabuko kunye nokusika i-water-jet, enika amandla amaninzi, ukuchaneka okuphezulu, kunye nomonakalo ophantsi kakhulu wobushushu—iimpawu ezixhasa uluhlu olubanzi lweemeko zokwenza ngokuchanekileyo.

Umatshini Wokucubungula I-Laser Okhokelwa yi-Micro Waterjet

Umgaqo Wokusebenza We-Laser Ekhokelwa YiJethi Yamanzi

Njengoko kubonisiwe kuMfanekiso 1, ingcamango ephambili ye-WJGL kukudlulisa amandla e-laser ngejethi yamanzi eqhubekayo, esebenza ngempumelelo njenge-"fiber optical fiber". Kwiifayibha ze-optical eziqhelekileyo, ukukhanya kukhokelwa yiukubonakaliswa kwangaphakathi okupheleleyo (TIR)ngenxa yomahluko we-refractive-index phakathi kwe-core kunye ne-cladding. I-WJGL isebenzisa indlela efanayo kwiujongano lwamanzi nomoya: amanzi anomlinganiselo wokurhawuzelela omalunga1.33, ngelixa umoya umalunga1.00Xa i-laser idityaniswe kwi-jet phantsi kweemeko ezifanelekileyo, i-TIR ivala umqadi ngaphakathi kwikholamu yamanzi, ivumela ukusasazeka okuzinzileyo, okungaphantsi kokwahlukana ukuya kwindawo yoomatshini.

Umfanekiso 1 Iimpawu zokucubungula i-laser ekhokelwa yi-water-jet (i-schematic)

Uyilo lweeNozzle kunye noKwakhiwa kweeMicro-Jet

Ukudibana kwelaser ngokufanelekileyo kwijethi kufuna i-nozzle ekwaziyo ukuvelisa i-micro-jet ezinzileyo, eqhubekayo, ephantse ibe yi-cylindrical, ngelixa ivumela i-laser ukuba ingene kwi-engile efanelekileyo ukugcina i-TIR kumda wamanzi nomoya. Ngenxa yokuba uzinzo lwejethi lulawula kakhulu uzinzo lokudluliselwa kwemitha kunye nokuhambelana okugxile, iinkqubo ze-WJGL zihlala zixhomekeke kulawulo oluchanekileyo lolwelo kunye nejometri ze-nozzle ezicwangciswe ngononophelo.

Umfanekiso 2 ubonisa imeko yejethi emeleyo eveliswa ziintlobo ezahlukeneyo zemilomo (umz., uyilo lwe-capillary kunye nolwe-conical olwahlukeneyo). I-Nozzle geometry inefuthe ekucuthekeni kwejethi, ubude obuzinzileyo, uphuhliso lwe-turbulence, kunye nokusebenza kakuhle kwe-coupling—ngaloo ndlela ichaphazela umgangatho womatshini kunye nokuphindaphinda.

Amanzi akwabonisa ukufunxwa kunye nokusasazeka okuxhomekeke kubude be-wavelength. Kwimiqolo ebonakalayo nekufutshane ne-infrared, ukufunxwa kuphantsi kakhulu, okuxhasa ukudluliselwa okusebenzayo. Ngokwahlukileyo koko, ukufunxwa kuyanda kwimiqolo ye-infrared ekude kunye ne-ultraviolet, ngoko ke uninzi lweenkqubo ze-WJGL zisebenza kwiibhendi ezibonakalayo nezikufutshane ne-infrared.

Umfanekiso 2 Izakhiwo zeempumlo zokwenziwa kweejethi ezincinci: (a) i-contraction schematic; (b) i-capillary nozzle; (c) i-conical nozzle; (d) i-conical nozzle ephezulu; (e) i-conical nozzle esezantsi

Iingenelo eziphambili ze-WJGL

Iindlela zemveli zoomatshini ziquka ukusika ngoomatshini, ukusika ngobushushu (umz., iplasma/ilangatye), kunye nokusika nge-laser eqhelekileyo. Umatshini woomatshini usekelwe ekunxibelelaneni; ukuguguleka kwezixhobo kunye namandla okusika anokubangela umonakalo omncinci kunye nokuguquka, okunciphisa ukuchaneka okufikelelekayo kunye nokuthembeka komphezulu. Ukusika ngobushushu kusebenza kakuhle kwiindawo ezixineneyo kodwa ngokuqhelekileyo kuvelisa i-HAZ enkulu, uxinzelelo olushiyekileyo, kunye nee-microcracks ezinciphisa ukusebenza koomatshini. Ukucubungula nge-laser eqhelekileyo, nangona kunokuguquguquka, kusenokubakho i-HAZ enkulu kunye nokusebenza okungazinziyo kwizinto ezikhanyayo kakhulu okanye ezinobushushu.

Njengoko kushwankathelwe kwiFig. 3, i-WJGL isebenzisa amanzi njengesixhobo sokudlulisa kunye nesipholileyo ngaxeshanye, inciphisa kakhulu i-HAZ kwaye icinezela ukugqwetheka kunye nokuqhekeka, ngaloo ndlela iphucula ukuchaneka kunye nomgangatho womphetho/womphezulu (jonga uMfanekiso 4). Iingenelo zayo zingashwankathelwa ngolu hlobo lulandelayo:

Umonakalo ophantsi kubushushu kunye nomgangatho ophuculweyo: Umthamo ophezulu wobushushu kunye nokuhamba kwamanzi okuqhubekayo kususa ubushushu ngokukhawuleza, kuthintela ukuqokelelana kobushushu kwaye kunceda ekulondolozeni ulwakhiwo lwe-microstructure kunye neempawu.
Uzinzo oluphuculweyo lokugxila kunye nokusetyenziswa kwamandla: Ukuvalelwa ngaphakathi kwijethi kunciphisa ukusasazeka kunye nokulahleka kwamandla xa kuthelekiswa nokusasazwa kwendawo ekhululekileyo, okuvumela ukuba kubekho uxinano olukhulu lwamandla kunye nokucubungula okuqhubekekayo—kulungele ukusika kakuhle, ukubhola okuncinci, kunye nejometri ezintsonkothileyo.
Ukusebenza okucocekileyo nokukhuselekileyo: Le ndlela yamanzi ibamba kwaye isuse umsi, iinxalenye, kunye nenkunkuma, inciphisa ungcoliseko oluphuma emoyeni kwaye iphucula ukhuseleko emsebenzini.

Umfanekiso 3. Uthelekiso phakathi kokucubungula i-laser eqhelekileyo kunye ne-WJGL
Umzobo 4 Uthelekiso lwetekhnoloji yokusika kunye nokubhola eqhelekileyo

Iindawo zoSetyenziso

1) Inqwelo-moya

Izixhobo zeenqwelo-moya zihlala zisebenzisa izixhobo zokusebenza okuphezulu ezifana nee-titanium alloys, ii-nickel-based alloys, i-CFRP, i-CMC, kunye neeseramikhi, ezinzima ukuzisebenzisa ngomatshini ngelixa zigcina ukuchaneka nokusebenza kakuhle. Ngokudityaniswa kwayo kwamandla aphezulu kunye nokupholisa okusebenzayo, i-WJGL ivumela ukusika ngokuchanekileyo nge-HAZ encitshisiweyo, inciphisa ukuguquguquka kunye nokuwohloka kwepropathi kwaye ixhasa iindawo ezibalulekileyo zokuthembeka.

2) Izixhobo zonyango

Ukwenziwa kwezixhobo zonyango kufuna ukuchaneka okugqwesileyo, ucoceko, kunye nomgangatho ophezulu kwiimveliso ezifana nezixhobo ezingangenisi kakhulu, izinto ezifakelweyo, kunye nezixhobo zokuxilonga/zonyango. Ngokupholisa nokucoca indawo yoomatshini ngokuhamba kwamanzi, i-WJGL inciphisa umonakalo wobushushu kunye nongcoliseko lomphezulu, iphucula ukuhambelana kwayo kwaye ixhasa ukuhambelana kwezinto eziphilayo. Ikwavumela ukwenziwa ngokuchanekileyo kwejometri ezintsonkothileyo kwizixhobo ezenzelwe wena.

3) Izixhobo zombane

Kwimveliso ye-microelectronics kunye ne-semiconductor, i-WJGL isetyenziswa kakhulu ekudibaniseni ii-wafer, ukupakisha iitships, kunye nokwakha ii-micro-structuring ngenxa yokuchaneka kwayo okuphezulu kunye nefuthe eliphantsi lobushushu. Ukupholisa amanzi kunciphisa umonakalo obangelwa bubushushu kwiindawo ezinobuthathaka, kuphucula ukuthembeka kunye nokuzinza kokusebenza.

4) Umatshini weDayimane

Kwizinto zedayimani nezinye izinto eziqinileyo kakhulu, i-WJGL inikezela ngokusika nokubhoboza ngokuchanekileyo okuphezulu okunefuthe eliphantsi lobushushu, uxinzelelo oluncinci loomatshini, ukusebenza kakuhle okuphezulu, kunye nomgangatho ophezulu womphetho/umphezulu. Xa kuthelekiswa neendlela zemveli zoomatshini kunye nezinye iindlela zelaser, i-WJGL idla ngokusebenza ngakumbi ekugcineni ukuthembeka kwezinto kunye nokucinezela iziphene.

Imibuzo Ebuzwa Rhoqo NgeLaser Ekhokelwa YiJethi Yamanzi (WJGL)

1) Yintoni i-Water-Jet Guided Laser (WJGL) machining?

I-WJGL yindlela yokucubungula nge-laser apho umqadi we-laser udityaniswe khona kwi-micro water jet. I-water jet isebenza njengesixhobo sokulawula umqadi kunye nesixhobo sokupholisa/sokususa inkunkuma, okuvumela ukuchaneka okuphezulu kunye nomonakalo omncinci wobushushu.

2) Isebenza njani i-WJGL?

I-WJGL ixhomekeke kukukhanya kwangaphakathi okupheleleyo kumphezulu womphezulu wamanzi nomoya. Ngenxa yokuba amanzi nomoya zineempawu ezahlukeneyo zokurhawuzelela, i-laser inokuvalelwa kwaye ikhokelwe ngaphakathi kwikholamu yamanzi—ngokufana “nefayibha ye-optical yolwelo”—ize ihanjiswe ngokuzinzileyo kwindawo yomatshini.

3) Kutheni i-WJGL inciphisa indawo echaphazelekileyo bubushushu (HAZ)?

Amanzi ahamba rhoqo asusa ubushushu ngokufanelekileyo ngenxa yomthamo wawo ophezulu wobushushu. Oku kuthintela ukuqokelelwa kobushushu, kunciphisa i-HAZ, ukugqwetheka, kunye nokuqhekeka okuncinci.

4) Ziziphi iingenelo eziphambili xa kuthelekiswa nokusetyenzwa kwe-laser eqhelekileyo?

Iingenelo eziphambili zihlala ziquka:

Iimfuno zokuphinda ugxile phantsi okanye azikho; zifanelekile ukusika okungacwangciswanga/i-3D
Iindonga ze-kerf ezihambelanayo nezihambelanayo kunye nomgangatho ophuculweyo wokusika
Impembelelo yobushushu ephantsi kakhulu (i-HAZ encinci)
Ukucoca: amanzi abamba iinxalenye kwaye anceda ekuthinteleni ukungcoliswa/ukungcola
Ukwakheka okuncinci kwe-burr: i-jet inceda ekukhupheni izinto ezinyibilikisiweyo kwi-kerf

Ngathi

I-XKH igxile kuphuhliso lobuchwepheshe obuphezulu, imveliso, kunye nokuthengiswa kweglasi ekhethekileyo ye-optical kunye nezixhobo ezintsha zekristale. Iimveliso zethu zibonelela nge-optical electronics, i-consumer electronics, kunye ne-military. Sinikezela nge-Sapphire optical components, ii-mobile phone lens covers, i-Ceramics, i-LT, i-Silicon Carbide SIC, i-Quartz, kunye ne-semiconductor crystal wafers. Ngobuchule obunobuchule kunye nezixhobo eziphambili, sigqwesile ekucutshungulweni kwemveliso okungaqhelekanga, sijolise ekubeni yishishini eliphambili le-optoelectronic materials high-tech.