(1) Viscosity dị ala.UV ọgwụgwọ dabere na ụdị CAD, na resin na-laminated oyi akwa site oyi akwa na-etolite akụkụ.Mgbe emechara oyi akwa nke mbụ, ọ na-esiri ike resin mmiri mmiri na-akpaghị aka na-ekpuchi elu nke resin siri ike a gwọrọ, n'ihi na esemokwu elu nke resin dị ukwuu karịa nke resin siri ike.A ghaghị ikpochapụ ọkwa resin ma kpuchie ya otu ugboro na akpaka akpaka, na oyi akwa na-esote nwere ike ịhazi ya mgbe ọkwa ọkwa.Nke a na-achọ ka resin nwere obere viscosity iji hụ na ọkwa ya dị mma na ịdị mfe nke ịrụ ọrụ.Ugbu a, a na-achọkarị viscosity nke resin ka ọ dị n'okpuru 600 CP · s (30 ℃).
(2) Mbelata nke ịgwọ ọrịa dị obere.Ebe dị anya n'etiti molekul resin mmiri mmiri bụ anya nke ike van der Waals, ihe dịka 0.3 ~ 0.5 nm.Mgbe a gwọchara ya, ụmụ irighiri ihe ndị ahụ na-agafe, na anya intermolecular iji mepụta usoro netwọkụ ahụ ka a na-atụgharị ka ọ bụrụ anya njikọ covalent, ihe dịka 0.154 nm.N'ụzọ doro anya, anya n'etiti ụmụ irighiri ihe na-ebelata tupu na mgbe a gwọchara ya.A ga-ebelata oghere intermolecular nke mmeghachi omume polymerization site na 0.125 ~ 0.325 nm.N'ime usoro mgbanwe kemịkalụ, C = C na-aghọ CC, ogologo nkekọ na-abawanye ntakịrị, mana ntinye aka na mgbanwe nke anya mmekọrịta intermolecular dị ntakịrị.Ya mere, mbelata olu mgbe ọgwụgwọ gasịrị bụ ihe a na-apụghị izere ezere.N'otu oge ahụ, tupu ọgwụgwọ na mgbe a gwọchara ya, ọgbaghara na-adịwanye n'usoro, na mbelata olu na-apụtakwa.Nke a bụ nnọọ adịghị mma na shrinkage ịkpụzi nlereanya, nke ga-emepụta esịtidem nchegbu na-adị mfe na-eduga deformation, warpage na cracking nke nlereanya akụkụ., Ma kpọrọ ihe na-emetụta ziri ezi nke akụkụ.Ya mere, mmepe nke resin shrinkage dị ala bụ isi nsogbu nke resin SLA chere ugbu a.
(3) Ọsọ ọgwụgwọ dị ngwa ngwa.N'ozuzu, ọkpụrụkpụ nke ọ bụla oyi akwa bụ 0.1 ~ 0.2 mm, nke nwere ike sie ike oyi akwa site oyi akwa n'oge ịkpụzi.Ọ na-ewe ọtụtụ narị puku na puku kwuru puku akwa iji kwado akụkụ emechara.Ya mere, ọ bụrụ na a ga-emepụta ihe siri ike n'oge dị mkpirikpi, ọnụọgụ ọgwụgwọ dị ezigbo mkpa.Oge ikpughe nke ọkụ laser ruo n'ókè bụ naanị na nso nke microseconds ruo milliseconds, nke fọrọ nke nta ka ọ bụrụ ndụ nke ọnọdụ obi ụtọ nke photoinitiator eji.Ọnụ ọgụgụ ọgwụgwọ dị ala ọ bụghị nanị na-emetụta mmetụta ọgwụgwọ, ma ọ na-emetụtakwa ọrụ arụmọrụ nke igwe na-akpụzi, n'ihi ya, ọ na-esiri ike itinye aka na mmepụta azụmahịa.
(4) Mgbasawanye dị ala.N'ime usoro ịkpụzi, resin mmiri na-ekpuchi mgbe niile akụkụ a gwọrọ nke workpiece ma nwee ike ịbanye n'ime akụkụ ahụ a gwọrọ, na-eme ka resin a gwọrọ gbasaa, na-ebute mmụba nke akụkụ ahụ.Enwere ike ikwenye izi ezi nke ihe nlereanya ahụ naanị ma ọ bụrụ na ọzịza nke resin dị obere.
(5) Nnukwu uche.N'ihi na SLA na-eji ọkụ monochromatic, ogologo ogologo nke resin photosensitive na laser ga-adabarịrị, ya bụ, ogologo ogologo nke laser kwesịrị ịdị nso dị ka o kwere mee na ogologo ogologo mmịfe nke resin photosensitive.N'otu oge ahụ, absorption wavelength nso nke photosensitive resin kwesịrị warara, nke nwere ike hụ na ọgwụgwọ na-eme naanị n'ókè nke laser irradiation, si otú ahụ na-emeziwanye n'ichepụta ziri ezi nke akụkụ.
(6) Ọkwa ọgwụgwọ dị elu.Ọ nwere ike ibelata mbelata nke ụdị ịkpụzi ihe na-agwọ ọrịa, si otú a na-ebelata nrụrụ nrụrụ aka.
(7) Ike mmiri dị elu.Ike mmiri dị elu nwere ike hụ na usoro ọgwụgwọ gachara agaghị emepụta nrụrụ, mgbasawanye na peeling interlayer.
Oge nzipu: Mar-28-2023