Ina gina abubuwa da yawa na izgili da samfuran samfuran mabukata daban-daban waɗanda na ƙera don abokan cinikina. Na jefa sassa da yawa a cikin siliki na silicone, amma ba na jefa sassa da yawa na silicone, ƙarancin gaskets. Don haka, wannan aikin zai ɗauki wani tsari na yanzu kuma ya haɗa shi da bugun 3D a wata sabuwar hanya don yin wani abu daban.
Na fuskanci ƙalubale mai ban sha’awa-jefa hatimin silicone da yawa don kwandon kayan da nake ƙerawa. Dole ne in ƙera gasket ɗin da zai haifar da jin daɗi mai kyau, don sa abokin ciniki ya kasance mai ƙarfin gwiwa game da ɗaukar akwati ta murfi ba tare da fargabar fitowarsa da faduwa ƙasa ba. Na kuma buƙaci yin hakan cikin iyakance lokaci kuma akan farashi mai sauƙi.
Mataki na na farko shine in yi magana da Scott McCausey, manajan fasaha a Innovative Polymers, don gwadawa da gano abin da abu zai yi kyau don jefa madaidaicin gasket mai laushi mai laushi. Da farko na ɗauka zan yi amfani da urethane mai taushi "Shore A" don aikin. Bayan ɗan imel da baya da baya, Scott ya ba da shawarar I 3D buga ƙirar kuma kawai jefa sassan a Silicone. A bayyane yake ya tashi da ni a wannan ranar kuma a gefen gado fiye da yadda na yi! Na yi tunani, “HUH! Wannan kyakkyawan tunani ne.”Don haka, na yanke shawarar gwada shi.
Na riga an buga mafi yawan samfur a wannan lokacin kuma da gaske kawai ana buƙata don yin gasket ɗin silicone don gama abin ba'a. Abokin ciniki ya ba da samfurin samfuri, don haka ya rage ga ƙwararrun masana don tsara gasket ɗin akwatina.
Ina yin kusan dukkan CAD ɗina a cikin Autodesk Fusion 360. Samar da kwandon gasket ya miƙe gaba, kamar yawancin duk abin da nake amfani da Fusion don. Don ƙirƙirar sassan ba tare da wata matsala ko ƙari ba, na yanke shawarar raba ƙirar zuwa wasu sassa. Wannan kuma zai taimaka min da rushewar daga baya lokacin da na jefa sassan.
Na buga samfura guda huɗu a kan Ultimaker 2 a cikin PLA. Na buga wasu bambance -bambancen don gwada sassan tsangwama daban -daban. Wannan yayi ban mamaki. Ya ba ni wariyar ajiya idan ɗaya daga cikin simintin ya tafi haywire. Tsaftace sassan yana da kyau kai tsaye. Suna da ɗan taushi, don haka ina buƙatar ɗaukar lokaci na. Da zarar sun gama, na dunƙule zobba tare cikin madaidaicin tsari kuma na matsa zuwa mataki na gaba, Silicone.
Na yi amfani da GI1040 daga Silicones Inc. wanda Innovative Polymers ya rarraba. Yana da ƙarfin hawaye mai ƙarfi, tinti ya haɓaka RTV2 silicone roba. Ya yi aiki sosai don wannan aikace -aikacen - mai tauri da shimfiɗa kuma ya riƙe sifar ta da kyau. Na yi amfani da dabaru na yau da kullun lokacin ma'amala da silicone mai inganci, haɗawa sosai, sannan haɗa wasu ƙarin, kuma a ƙarshe degassing don cire duk iskar da ke cikin ɗaki.
Tun da nake allurar silicone a cikin ƙaramin yanki, na ɗora shi a cikin sirinji don in yi masa allura da hannu a cikin ramuka. Da zarar an ɗora silicone a cikin sirinji, sai na mayar da shi cikin tankin injin don cire duk wata tarko da ta makale, don haka zan sami cakuda mara kyau ta iska don aiwatar da allurar.
A yayin aikin allura, na sami damar tilasta silicone cikin ramin mara kyau na kwandon a sauƙaƙe, na sami damar ganin kayan da ke fita a gaban ƙofar allurar, suna gaya mani abubuwa suna gudana da kyau kuma yakamata in sami nasara sashi.
Ina buƙatar hanzarta aiwatar da aikin warkar da silicone don haka na sanya shi a cikin tanki na matsa lamba don ƙara zafi don hanzarta abubuwa. A yadda aka saba, silicone yana ɗaukar sa'o'i 18 masu kyau kafin a kafa su don rushewa, amma tare da ɗan zafi yana shirye ya tafi da safe bayan kusan awanni 12.
Abin da ya rage bayan an warkar da sassan shi ne a datse ambaliyar da kuma lalata su daga ƙirar 3D da aka buga. Da farko na datse siliki mai wuce haddi a saman ƙirar da ta rage daga aikin allura sannan na cire sassan daga babban tseren da ke riƙe madaurin zobe tare. Ina amfani da zaɓin haƙora don cire zoben daga cikin kwandon kuma cire kwandon roba kamar ɓangaren siliki. Mai sauƙi kamar kek.
Anan ne gasket ɗin silicone da aka gama akan ɓangaren izgili na PLA. Ya yi aiki mai girma, na yi farin ciki kuma galibin abokin cinikina ya yi matukar farin cikin ganin ra'ayin su ya rayu. Samun damar jin wancan ɓangaren murfin ya ɓace kuma jin yadda amintaccen ya kasance abin ta'aziya.
