Chizvarwa chitsva chesilicone nema epoxies zvinoporesa UV zviri kushandiswa zvakanyanya muzvishandiso zvemotokari uye zvemagetsi.
Chiito chega chega muhupenyu chinosanganisira kuchinjana: Kuwana chimwe chinhu chakanaka uchirasikirwa nechimwe, kuti zvienderane nezvinodiwa nemamiriro ezvinhu aripo. Kana mamiriro acho anosanganisira kubatana kwakawanda, kuvhara kana kuputira gasket, vagadziri vanovimba nezvinonamira zvinodzivirira UV nekuti zvinobvumira kupenya nekukurumidza kana zvangodiwa (sekondi imwe kusvika mashanu mushure mekuvhenekerwa nechiedza).
Zvisinei, chinjano ndeyekuti manamati aya (acrylic, silicone uye epoxy) anoda substrate yakajeka kuti abatane zvakanaka, uye anodhura zvakanyanya kupfuura manamati anoshandiswa nemamwe maitiro. Kunyange zvakadaro, vagadziri vakawanda mumaindasitiri akawanda vakabudirira kuita chinjano iyi kwemakumi emakore akati wandei. Mamwe makambani akawanda achaita izvi mune ramangwana. Musiyano, zvisinei, ndewekuti mainjiniya achashandisa manamati esilicone kana epoxy UV-cure, seaya akagadzirwa neacrylic.
“Kunyangwe takagadzira masilicone eUV-cure kwemakore gumi apfuura kana kupfuura, mumakore matatu apfuura taifanira kuwedzera kuedza kwedu kutengesa kuti tienderane nekudiwa kwemusika,” anodaro Doug McKinzie, mutevedzeri wemutungamiri wezvigadzirwa zvehunyanzvi kuNovagard Solutions. “Kutengeswa kwedu kwesilicone yeUV-cure kwakawedzera ne50 muzana mumakore mashoma apfuura. Izvi zvichaderedza zvimwe, asi tichiri kutarisira kukura kwakanaka kwemakore akati wandei anotevera.”
Pakati pevanoshandisa zvakanyanya masilicone eUV-cure pane maOEM emotokari, uye vatengesi veTier 1 neTier 2. Mutengesi mumwe weTier 2 anoshandisa Loctite SI 5031 sealant kubva kuHenkel Corp. kugadzira materminals mudzimba dzemamodules emagetsi ekugadzirisa mabhureki uye ma sensors emagetsi emagetsi. Kambani iyi inoshandisawo Loctite SI 5039 kugadzira gasket yesilicone yakacheneswa neUV yakatenderedza module yega yega. Bill Brown, maneja weinjiniya yekushanda kweHenkel, anoti zvigadzirwa zvese izvi zvine dhayi ye fluorescent inobatsira kusimbisa kuvapo kweglue panguva yekuongorora kwekupedzisira.
Iyi subassembly inozotumirwa kumutengesi weTier 1 uyo anoisa zvimwe zvikamu zvemukati uye anobatanidza PCB kumaterminals. Chifukidziro chinoiswa pamusoro pegasket yeperimeter kuti chigadzire chisimbiso chisina zvakatipoteredza pamusangano wekupedzisira.
Zvinonamira zve epoxy zvinonamira UV zvinowanzo shandiswawo mukushandisa mota uye zvemagetsi evatengi. Chimwe chikonzero ndechekuti zvinonamira izvi, zvakaita sesilicones, zvakagadzirwa zvakananga kuti zvienderane nehurefu hwemwenje ye LED (320 kusvika 550 nanometers), saka vagadziri vanowana mabhenefiti ese emwenje ye LED, akadai sekugara kwenguva refu, kupisa kushoma uye magadzirirwo anochinjika. Chimwe chikonzero ndechekuti mitengo yakaderera ye UV inonamira, zvichiita kuti zvive nyore kumakambani kutengeserana ne tekinoroji iyi.
Nguva yekutumira: Nyamavhuvhu-04-2024
