Kwangirika kwubutaka bwibintu byiza

1 Ibisobanuro n'impamvu zangiza kwisi

Kwangirika kwubutaka bwibice bya optique (SSD, kwangirika kwubutaka) mubisanzwe bivugwa mubikorwa bya optique bisobanutse nka sisitemu ikomeye ya laser na mashini ya lithographie, kandi kubaho kwayo bigabanya gutunganya neza ibice bya optique kandi bikagira ingaruka no kumashusho imikorere ya sisitemu optique, igomba rero kwitabwaho bihagije.Kwangirika k'ubutaka mubisanzwe kurangwa no gucikamo imbere hejuru yikintu no guhangayika imbere, ibyo bikaba biterwa no gucikamo ibice bisigaye no guhindura ibintu bigize ibice byegeranye.Icyitegererezo cyo kwangirika kwubutaka cyerekanwe kuburyo bukurikira: igice cyo hejuru ni igishishwa cyimyanda isukuye, hanyuma igipande cya defekt ya defekt hamwe na stress deformasiyo ni urwego rwo hasi, naho igikoresho kitarangiritse nicyo gice cyimbere.Muri byo, ibice bitagira inenge hamwe na stress deformation layer ni kwangirika kwisi.

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Kwangirika kwubutaka bwibikoresho bya optique

Ibikoresho byiza byibikoresho ni ibirahuri, ububumbyi nibindi bikoresho bikomeye kandi byoroshye, mugihe cyo gutunganya hakiri kare ibice, bigomba kunyura mu gusya, gusya neza hamwe no gukonjesha bikabije, muribwo buryo, gusya kwa mashini hamwe nubushakashatsi bwa chimique burahari kandi ubigire uruhare.Igikoresho cyo gukuramo cyangwa gukuramo ibintu gihuye nubuso bwibintu bifite ibiranga ubunini buke butaringaniye, kandi imbaraga za buri kintu cyo guhuza hejuru yikintu ntigisanzwe, bityo convex na conve layer hamwe nigice cyimbere kizaba gukorerwa hejuru yikirahure.Ibikoresho biboneka murwego rwacitse nigice cyacitse mugihe cyo gusya, ariko ntikigwa hejuru, bityo ibyangiritse byo munsi bizashingwa.Byaba ari ugusya kwangiza ibice bito cyangwa CNC gusya, iki kintu kizakorwa hejuru yibikoresho.Ingaruka nyayo yo kwangirika kwubutaka irerekanwa mumashusho akurikira:

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Kwangirika kwubutaka

2 Uburyo bwo gupima ibyangiritse

Kubera ko ibyangiritse byangiritse bidashobora kwirengagizwa, bigomba kugenzurwa neza nabakora optique.Kugirango ubigenzure neza, birakenewe kumenya neza no kumenya ingano yangirika kwubutaka hejuru yikigize, kuva mugice cyambere cyikinyejana gishize, abantu bakoze uburyo butandukanye bwo gupima no gusuzuma ingano. yo kwangirika kwubutaka bwibigize, ukurikije uburyo bwurwego rwingaruka kubintu bya optique, birashobora kugabanywamo ibyiciro bibiri: gupima ibintu byangiza no gupima bidasenya (ibizamini bidasenya).

Uburyo bwo gupima ibintu byangiza, nkuko izina ribigaragaza, ni ngombwa guhindura imiterere yubuso bwibintu bya optique, kugirango ibyangiritse munsi yubutaka bitari byoroshye kubibona bishobora kugaragara, hanyuma ugakoresha microscope nibindi bikoresho kugirango witegereze uburyo bwo gupima, ubu buryo busanzwe butwara igihe, ariko ibisubizo byapimwe byizewe kandi byukuri.Uburyo bwo gupima budasenya, budatera kwangirika kwinyongera yibigize, koresha urumuri, amajwi, cyangwa andi mashanyarazi ya electronique kugirango umenye ibyangiritse munsi yubutaka, kandi ukoreshe umubare wimpinduka zumutungo ziboneka murwego kugirango usuzume ubunini bwa SSD, uburyo nkubwo buroroshye kandi bwihuse, ariko mubisanzwe kwitegereza byujuje ubuziranenge.Ukurikije ibi byiciro, uburyo bwo gutahura ibyangiritse ku butaka bwerekanwe ku gishushanyo gikurikira:

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Gutondekanya hamwe nincamake yuburyo bwo kumenya ibyangiritse

Ibisobanuro bigufi byuburyo bwo gupima bukurikira:

A. Uburyo bwo gusenya

a) Uburyo bwo gusya

Mbere yo kugaragara kwa polotike ya magnetorheologiya, abakozi ba optique bakunze gukoresha Taper polishinge kugirango basesengure ibyangiritse munsi yibice bya optique, ni ukuvuga, guca hejuru ya optique kuruhande rwa Angle oblique kugirango habeho ubuso bwimbere, hanyuma bagahindura ubuso bunini.Mubisanzwe bizera ko guswera bitazongera ibyangiritse byumwimerere.Ibice bya SSD bizagaragara cyane binyuze muri ruswa yibiza hamwe na reagent ya chimique.Ubujyakuzimu, uburebure hamwe nandi makuru yubutaka bwangiritse burashobora gupimwa no kureba neza hejuru yubuso nyuma yo kwibizwa.Nyuma, abahanga bahimbye uburyo bwa Ball dimpling (Ball dimpling), aribwo gukoresha igikoresho cyo gusya cyogosha kugirango gisukure hejuru nyuma yo gusya, guta umwobo, ubujyakuzimu bwa rwobo bugomba kuba bwimbitse bushoboka, kugirango isesengura y'uruhande rw'urwobo rushobora kubona amakuru yangiza y'ubutaka hejuru yumwimerere.

Uburyo busanzwe bwo kumenya ibyangiritse munsi yibintu bya optique

Magnetorheologiya polishinge (MRF) nubuhanga bukoresha umurongo wa magnetiki wamazi kugirango uhindure ibikoresho bya optique, bitandukanye na polifike ya asifalt / polyurethane.Muburyo bwa gakondo bwo gusya, igikoresho cyo gusya gikoresha imbaraga nini zisanzwe hejuru ya optique, mugihe Mr Polishing akuraho ubuso bwa optique mu cyerekezo gifatika, bityo rero Mr Polishing ntabwo ahindura umwimerere wubutaka bwangiritse buranga ubuso bwa optique.Kubwibyo, Mr Polishing irashobora gukoreshwa mugutonesha igikoni hejuru ya optique.Noneho agace ka polishinge karasesenguwe kugirango harebwe ingano yangirika kwubutaka bwambere bwa optique.

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a) Guhagarika uburyo bwo gufunga

Ubu buryo kandi bwakoreshejwe mugupima ibyangiritse.Mubyukuri, hitamo kare kare icyitegererezo gifite imiterere nibikoresho, kwoza hejuru yuburyo bubiri bwikitegererezo, hanyuma ukoreshe ibifatika kugirango uhambire hejuru yimiterere ibiri yicyitegererezo hamwe, hanyuma usya impande zicyitegererezo zombi hamwe. igihe.Nyuma yo gusya, imiti ikoreshwa mugutandukanya ibyitegererezo byombi.Ingano yangiritse yubutaka yatewe no gusya irashobora gusuzumwa harebwa ubuso bwatandukanijwe hamwe na microscope.Igishushanyo mbonera cyibikorwa byuburyo bukurikira:

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Igishushanyo mbonera cyo kwangirika kwubutaka hakoreshejwe uburyo bwo gufunga

Ubu buryo bufite aho bugarukira.Kuberako hari ubuso bufatika, imiterere yubuso bufatika ntishobora kwerekana neza ibyangiritse byubutaka imbere yibikoresho nyuma yo gusya, bityo ibisubizo byo gupima birashobora kwerekana gusa uko SSD imeze kurwego runaka.

a) Gutera imiti

Uburyo bukoresha imiti ikwiye kugirango yanduze urwego rwangiritse rwubusa.Nyuma yisuri irangiye, ibyangiritse byubutaka bisuzumwa nuburyo bwubuso hamwe nubusumbane bwibice bigize ibice hamwe nimpinduka zerekana igipimo cy’isuri.Imiti ikoreshwa cyane ni hydrofluoric aside (HF), fluoride ya amonium hydrogène (NH4HF) nibindi bintu byangiza.

b) Uburyo bwambukiranya

Icyitegererezo cyaciwe kandi scanning electron microscope ikoreshwa kugirango harebwe neza ingano yangiritse.

c) Uburyo bwo gusiga irangi

Kuberako ubuso bwubutaka bwa optique burimo umubare munini wa microcrack, amarangi ashobora gukora ibara ritandukanye na optique ya optique cyangwa itandukaniro na substrate irashobora gukanda mubintu.Niba substrate igizwe nibintu byijimye, irangi rya fluorescent rirashobora gukoreshwa.Kwangirika kwubutaka birashobora kugenzurwa byoroshye muburyo bwa elegitoronike.Kuberako ibice bisanzwe ari byiza cyane kandi imbere mubikoresho, mugihe ubujyakuzimu bwinjira mumarangi idahagije, ntibishobora kwerekana ubujyakuzimu nyabwo bwa microcrack.Kugirango ubone ubujyakuzimu bwimbitse uko bishoboka kose, hashyizweho uburyo butandukanye bwo gusiga amarangi: gutera imashini no gukonjesha ubukonje bwa isostatike, no gukoresha electron probe microanalysis (EPMA) kugirango hamenyekane ibimenyetso by'irangi ryibanze cyane.

B, uburyo budasenya

a) Uburyo bwo kugereranya

Uburyo bwo kugereranya bugereranya cyane cyane ubujyakuzimu bwangirika munsi yubunini bwubunini bwibintu byangiza ndetse nubunini bwubuso bwibintu.Abashakashatsi bifashisha umubare munini wibizamini kugirango bamenye isano ijyanye nubunini bwibintu byangiza ndetse nubujyakuzimu bwangirika munsi yubutaka, kimwe nimbonerahamwe ihuza hagati yubunini bwubuso bwibintu bigize ibice na sub- kwangirika hejuru.Kwangirika kwubutaka bwibintu bigezweho birashobora kugereranywa ukoresheje inzandiko zabo.

b) Amashusho meza ya Tomografiya (OCT)

Optical coherence tomografiya, ihame shingiro ryayo ni kwivanga kwa Michelson, gusuzuma amakuru yapimwe binyuze mubimenyetso byo guhuza imirongo ibiri yumucyo.Ubu buhanga bukoreshwa muburyo bwo kureba ibinyabuzima no gutanga tomografiya yambukiranya imiterere yubutaka bwimiterere.Iyo tekinike ya OCT ikoreshwa mukureba ibyangiritse byubutaka bwa optique, ibipimo byerekana ibipimo byerekana urugero byapimwe bigomba gutekerezwa kugirango ubone ubujyakuzimu nyabwo.Ubu buryo bushobora gutahura inenge kuri ubujyakuzimu bwa 500μm hamwe na vertical verisiyo irenze 20μm.Ariko, iyo ikoreshejwe mugushakisha SSD yo kumenya ibikoresho bya optique, urumuri rugaragarira murwego rwa SSD rufite intege nke, kuburyo bigoye gukora interineti.Mubyongeyeho, gusasa hejuru nabyo bizagira ingaruka kubisubizo byo gupimwa, kandi ibipimo byo gupima bigomba kunozwa.

c) Uburyo bwo gukwirakwiza Laser

Imirasire ya Laser hejuru yububiko bwa fotometrike, ukoresheje uburyo bwo gutatanya lazeri kugirango isuzume ingano yangirika kwisi, nayo yarizwe cyane.Ibisanzwe harimo microscopi yimbere yimbere (TIRM), laser scanning microscopi (CLSM), hamwe no guhuza polarisiyasi ya microscopi (CPCM).microscopi yambukiranya imipaka, n'ibindi.

d) Gusikana microscope ya acoustic

Gusikana microscopi acoustic (SAM), nkuburyo bwo gutahura ultrasonic, nuburyo bwo kwipimisha budasenya bukoreshwa cyane mugutahura inenge zimbere.Ubu buryo busanzwe bukoreshwa mugupima ingero zifite ubuso bworoshye.Iyo ubuso bw'icyitegererezo bukaze cyane, ibipimo byo gupima bizagabanuka bitewe n'ingaruka z'imiraba yatatanye.

3 Uburyo bwo kugenzura ibyangiritse

Nintego yacu nyamukuru yo kugenzura neza ibyangiritse munsi yubutaka bwa optique no kubona ibice bikuraho SSDS rwose.Mubihe bisanzwe, ubujyakuzimu bwangirika munsi yuburinganire buringaniye nubunini bwubunini bwa abrasive, uko ingano ntoya yingirakamaro, kwangirika kwangirika kwubutaka, kubwibyo, kugabanya ubunini bwo gusya, kandi byuzuye gusya, urashobora kunoza neza urwego rwo kwangirika kwubutaka.Igishushanyo mbonera cyo kugenzura ibyangiritse munsi yicyiciro cyerekanwe kumashusho hepfo:

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Kwangirika kwubutaka bigenzurwa mubyiciro
Icyiciro cya mbere cyo gusya kizakuraho burundu ibyangiritse byubutaka hejuru yubusa kandi bitange ubutaka bushya muriki cyiciro, hanyuma mugice cya kabiri cyo gusya, birakenewe kuvanaho SSD yabyaye mubyiciro byambere hanyuma ikabyara ibyangiritse byubutaka. na none, gutunganya muburyo bumwe, no kugenzura ingano yubunini nubuziranenge bwikuramo, hanyuma amaherezo ukabona ubuso buteganijwe.Izi nizo ngamba zo gutunganya inganda za optique zakurikiranye mumyaka amagana.

Byongeye kandi, nyuma yo gusya, gutoranya ubuso bwibigize bishobora gukuraho neza ibyangiritse munsi, bityo bikazamura ubwiza bwubuso no kunoza imikorere.

Twandikire:
Email:jasmine@pliroptics.com ;
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Urubuga :www.pliroptics.com

Ongeraho: Kubaka 1, No.1558, umuhanda wubwenge, qingbaijiang, chengdu, sichuan, china


Igihe cyo kohereza: Apr-18-2024