1. SLA
SLA masana'antu ne3D buguko tsarin masana'antu na ƙari wanda ke amfani da Laser mai sarrafa kwamfuta don kera sassa a cikin tafki na resin photopolymer mai warkewa UV. Laser yana zayyanawa kuma yana warkar da giciye-sashe na ƙirar ɓangaren akan saman guduro ruwa. Sa'an nan kuma an saukar da Layer ɗin da aka warke kai tsaye a ƙasa da ruwa mai gudu kuma ana maimaita aikin. Kowane sabon maganin da aka warke ana haɗe shi zuwa layin da ke ƙasa. Wannan tsari yana ci gaba har sai sashin ya cika.
Amfani:Don ƙirar ra'ayi, samfuran kwaskwarima da ƙira masu rikitarwa, SLA na iya samar da sassa tare da haɗaɗɗun geometries da kyakkyawan yanayin ƙasa idan aka kwatanta da sauran hanyoyin ƙari. Farashin yana da gasa kuma ana samun fasahar daga tushe da yawa.
Rashin hasara:Sassan samfuri ƙila ba su da ƙarfi kamar sassan da aka yi daga resin injiniyoyi, don haka sassan da aka yi ta amfani da SLA suna da iyakacin amfani a gwajin aiki. Bugu da kari, lokacin da aka sanya sassa zuwa kewayon UV don warkar da farfajiyar sashin, sashin da aka gina a cikin SLA yakamata a yi amfani da shi tare da ƙarancin UV da yanayin zafi don hana lalacewa.
2. SLS
A cikin tsarin SLS, ana zana Laser mai sarrafa kwamfuta daga ƙasa zuwa sama a kan gado mai zafi na foda mai tushen nailan, wanda a hankali aka haɗa shi (fused) zuwa cikin wani ƙarfi. Bayan kowane Layer, abin nadi yana sanya sabon Layer na foda a saman gado kuma ana maimaita tsari.SLS yana amfani da nailan mai tsauri ko foda TPU mai sassauƙa, kama da ainihin thermoplastics injiniyanci, don haka sassa suna da ƙarfi da daidaito, amma suna da m surface da rashin lafiya cikakken daki-daki.SLS yana ba da babban gini kundin, damar samar da sassa tare da sosai hadaddun geometries da kuma haifar da m samfuri.
Amfani:Sassan SLS sun kasance sun fi daidai kuma suna dawwama fiye da sassan SLA. Tsarin zai iya samar da sassa masu ɗorewa tare da hadaddun geometries kuma ya dace da wasu gwaje-gwajen aiki.
Rashin hasara:Sassan suna da nau'in hatsi ko yashi kuma zaɓuɓɓukan guduro suna iyakance.
3. CNC
A cikin mashin ɗin, ana manne daskararre (ko mashaya) na filastik ko ƙarfe akan waniFarashin CNCko jujjuya inji kuma a yanka a cikin ƙãre samfurin ta hanyar rage mashigin, bi da bi. Wannan hanyar yawanci tana samar da ƙarfi mafi girma da ƙarewar ƙasa fiye da kowane tsarin masana'anta na ƙari. Har ila yau, yana da cikakkun kaddarorin robobi kamar yadda aka yi shi daga extruded ko matsawa daskararrun daskararrun guduro na thermoplastic, sabanin yawancin matakai masu ƙari, waɗanda ke amfani da kayan kamar filastik da gini a cikin yadudduka. Matsakaicin zaɓuɓɓukan kayan aiki yana ba da damar sashi don samun abubuwan da ake buƙata kamar: ƙarfin ƙarfi, juriya mai tasiri, zafin zafi mai jujjuyawa, juriya na sinadarai da haɓakar halitta. Kyakkyawan haƙuri yana samar da sassa, jigs da kayan aiki masu dacewa don dacewa da gwajin aiki, da kuma kayan aikin aiki don amfani na ƙarshe.
Amfani:Saboda amfani da injiniyoyin thermoplastics da karafa a cikin injinan CNC, sassan suna da kyakkyawan gamawa kuma suna da ƙarfi sosai.
Rashin hasara:CNC machining na iya samun wasu iyakoki na geometric kuma wani lokacin yana da tsada don yin wannan aiki a cikin gida fiye da tsarin bugu na 3D. Milling nibbles na iya zama da wahala wasu lokuta saboda tsarin yana cire kayan maimakon ƙarawa.
4. Gyaran allura
Gyaran allura da sauriyana aiki ne ta hanyar allurar resin thermoplastic a cikin wani tsari kuma abin da ke sa tsarin ya zama 'sauri' shine fasahar da ake amfani da ita don samar da mold, wanda yawanci ana yin shi daga aluminum maimakon karfe na gargajiya da ake amfani da shi don samar da mold. Sassan da aka ƙera suna da ƙarfi kuma suna da kyakkyawan ƙarewa. Wannan kuma shine tsarin samar da ma'auni na masana'antu don sassan filastik, don haka akwai fa'idodi na asali don yin samfuri a cikin tsari iri ɗaya idan yanayi ya ba da izini. Kusan kowane nau'in filastik injin injiniya ko roba siliki (LSR) ana iya amfani da shi, don haka masu zanen kaya ba su da iyaka da kayan da aka yi amfani da su wajen yin samfuri.
Amfani:Sassan gyare-gyaren da aka yi daga kewayon kayan aikin injiniya tare da kyawawan abubuwan da aka gama da su sune kyakkyawan hasashen ƙira a matakin samarwa.
Rashin hasara:Farashin kayan aiki na farko da ke da alaƙa da gyare-gyaren allura da sauri ba sa faruwa a cikin kowane ƙarin matakai ko injin CNC. Don haka, a mafi yawan lokuta, yana da ma'ana a yi zagaye ɗaya ko biyu na saurin samfuri (ragi ko ƙari) don bincika dacewa da aiki kafin a ci gaba da gyare-gyaren allura.
Lokacin aikawa: Dec-14-2022
