Zaɓaɓɓen LaserM(SLM), Har ila yau aka sani da Laser Fusion waldi, ne mai matukar alamar alamar ƙari fasahar masana'antu ga karafa cewa yana amfani da high makamashi Laser haske zuwa irradiate da gaba daya narke karfe foda don samar da 3D siffofi, kuma sau da yawa ana daukar wani reshe na Selective Laser Sintering (SLS) fasaha.
Karfe-kamarMkayan abinci
Abun ƙarfe da ake amfani da shi a cikin SLS cakuɗe ne na magani da ƙarancin narkewar ƙarfe ko kayan ƙwayar cuta, yayin sarrafa ƙaramin abin narkewar yana narkewa amma babban foda mai narkewa ba ya yi.Ana amfani da narkakkar kayan don haɗawa, don haka daskararrun ba su da ƙarfi kuma suna da ƙarancin injina, kuma dole ne a narke su a yanayin zafi mai zafi kafin a iya amfani da su.
Dukatsari naSLMprintingyana farawa da yankan bayanan CAD 3D, yana mai da bayanan 3D zuwa adadin bayanan 2D, yawanci tsakanin 20m da 100pm a cikin kauri.3D CAD bayanai yawanci ana tsara su azaman fayilolin STL, waɗanda kuma galibi ana amfani da su a cikin wasu fasahohin bugu na 3D.Ana shigo da bayanan CAD a cikin software na slicing kuma an saita sigogi daban-daban na dukiya, da kuma wasu sigogin sarrafawa don bugawa.SLM yana fara aikin bugu ne ta hanyar buga wani sirara mai sirara iri-iri a kan ma'ajin, wanda sai a motsa ta hanyar Z-axis don buga siffar 3D.
Dukkanin aikin bugawa ana aiwatar da shi a cikin rufaffiyar akwati cike da iskar gas mara amfani, argon ko nitrogen, don rage abun cikin oxygen zuwa 0.05%.Hanyoyin daSLM ta hanyar sarrafa vibrator don cimma hasken laser na tiling foda, dumama karfe har sai ya narke gaba daya, kowane matakin tebur na aikin irradiation yana motsawa, ana sake aiwatar da tsarin tiling, sa'an nan kuma Laser ya kammala irradiation na Layer na gaba, don haka cewa sabon Layer na foda yana narke kuma an haɗa shi tare da Layer na baya, yana maimaita sake zagayowar don kammala lissafin 3D.Wurin aiki yawanci yana cike da iskar gas don guje wa oxidation na foda na karfe kuma wasu suna da tsarin kewayawa na iska don kawar da tartsatsi daga laser.
SLM bugu sassa suna halin girma yawa da kuma babban ƙarfi.Tsarin buga SLM yana da ƙarfi sosai, kuma kowane Layer na foda na ƙarfe dole ne a dumama shi zuwa wurin narkewar ƙarfe.Babban zafin jiki yana haifar da raguwar damuwa a cikin bugu na ƙarshe na SLM, wanda zai iya shafar kaddarorin inji na ɓangaren.
Shahararrun masana'antun cikin gida ne ke samar da na'urar ta JS Additive ta ƙarfe, kuma ayyukan bugu na ƙarfe na 3D sun faɗaɗa zuwa kasuwannin ketare a duniya, inda abokan ciniki na ketare suka san inganci da lokutan bayarwa, musamman a Turai, Amurka, Japan, Italiya, Spain. da kuma Kudu maso Gabashin Asiya.Ana amfani da sabis na bugu na ƙarfe na 3D galibi don taimaka wa masana'antun gargajiya su canza yadda suke samarwa, adana lokaci da tsadar samfurin da kansa, musamman a cikin mawuyacin yanayi na annobar.
Mai ba da gudummawa: Alisa