Tsarin gyaran gashi wani adadin prepreg ne a cikin ramin ƙarfe na mold, amfani da matsi tare da tushen zafi don samar da wani zafin jiki da matsin lamba don haka prepreg a cikin ramin mold ya yi laushi ta hanyar zafi, kwararar matsin lamba, cike da kwarara, cike da ƙirar ramin mold da samfuran warkarwa na hanyar tsari.
Tsarin gyaran gashi yana da alaƙa da buƙatar dumamawa a cikin tsarin gyaran gashi, manufar dumamawa ita ce yin prepreg a cikin laushin kwararar gashiresin, cike ramin mold da kuma hanzarta amsawar warkarwa na kayan matrix na resin. A lokacin aiwatar da cike ramin mold da prepreg, ba wai kawai resin matrix yana gudana ba, har ma da kayan ƙarfafawa, kuma resin matrix da zare masu ƙarfafawa suna cika dukkan sassan mold a lokaci guda.
KawairesinDanko na matrix yana da girma sosai, haɗin yana da ƙarfi sosai, domin ya gudana tare da zaruruwan ƙarfafawa, don haka tsarin ƙera yana buƙatar ƙarin matsin lamba na ƙera, wanda ke buƙatar ƙirar ƙarfe mai ƙarfi, daidaito mai yawa da juriya ga tsatsa, kuma yana buƙatar amfani da matsi na musamman don sarrafa zafin ƙera mai warkarwa, matsin lamba, lokacin riƙewa da sauran sigogin tsari.
Hanyar ƙera kayan aiki mai inganci, daidaiton girman samfura, kammala saman, musamman don tsarin hadaddun samfuran kayan aiki gabaɗaya ana iya ƙera su sau ɗaya, ba zai lalata aikin samfuran kayan aiki ba. Babban gazawarsa shine ƙirar mold da ƙera su ya fi rikitarwa, jarin farko ya fi girma. Duk da cewa tsarin ƙera kayan yana da ƙananan kurakurai da ke sama, tsarin ƙera kayan aiki har yanzu yana da muhimmin matsayi a cikin tsarin ƙera kayan aiki.
1, Shiri
Yi aiki mai kyau nashirya, ƙera kayan aikin ƙera, tare da aikin gwajin wutar lantarki na aikin tallafi, da kuma tsaftace ƙera a amfani da resin da ya rage, tarkace na ƙarshe, don kiyaye ƙerawar ta kasance mai tsabta da santsi.
2. Yankewa da kuma shimfida prepregs
Za a yi shi a matsayin samfurin kayan da aka shirya na zare na carbon, a shirya shi bayan an kammala bita, a ƙididdige yankin kayan da aka yi amfani da su, kayan, adadin zanen gado, da kuma Layer ɗin kayan da aka haɗa ta hanyar Layer na turare, a lokaci guda a kan saman kayan don matsi kafin a matse shi, a matse shi cikin siffar wani abu na yau da kullun, ingancin wani adadi mai yawa na abubuwa masu yawa.
3, Gyara da kuma gyarawa
Sanya kayan da aka tara a cikin mold ɗin, kuma a lokaci guda a cikin jakunkunan iska na filastik na ciki, rufe mold ɗin, gaba ɗaya a cikin injin ƙera, jakunkunan iska na filastik na ciki tare da wani matsin lamba akai-akai, zafin jiki akai-akai, saita lokaci akai-akai, don ya warke.
4. Sanyaya da kuma rushewa
Bayan wani lokaci na matsin lamba a wajen mold, da farko sanyi ya bayyana na ɗan lokaci, sannan a buɗe mold ɗin, a rushe shi a wajen ido don tsaftace mold ɗin kayan aiki.
5, Tsarin sarrafawa
Bayan an rushe samfurin, ana buƙatar a tsaftace shi da goga na ƙarfe ko goga na tagulla don goge sauran filastik ɗin, sannan a hura da iska mai matsewa, an goge samfurin da aka ƙera, don saman ya yi santsi da tsabta.
6, Gwaji mara lalatawa da dubawa na ƙarshe
Ana gudanar da gwaje-gwaje marasa lalatawa da kuma duba samfuran ƙarshe bisa ga buƙatun takardun ƙira.
Binciken wuraren fasaha na tsarin gyaran prepreg
Tun lokacin da aka haifi haɗakar carbon fiber, koyaushe ana iyakance shi ta hanyar farashin masana'anta da tasirin bugun samarwa, kuma ba a yi amfani da shi da yawa ba. Kayyade farashin samar da carbon fiber kuma bugun shine tsarin ƙera shi.kayan haɗin fiber na carbonTsarin gyaran fuska akwai da yawa, kamar RTM, VARI, tankunan dumama, prepreg na dumama tanda (OOA), da sauransu, amma akwai matsaloli guda biyu: 1, lokacin zagayowar gyaran fuska yana da tsawo; 2, farashin yana da tsada (idan aka kwatanta da ƙarfe da robobi). Prepreg CompressionMolding, a matsayin wani nau'in tsarin gyaran fuska, zai iya samar da tsari da rage farashin samarwa, wanda ake amfani da shi sosai.
Tsarin gyaran Prepreg yana nufin zafin jiki, matsin lamba, a cikin wani lokaci za a bazu a cikin tsarin matse jiki da aka riga aka tsara. Saurin gyaran wannan tsari yana da sauri, buƙatun kayan aiki suna da sauƙi, sauƙin aiki, idan aka kwatanta da tankin mai zafi, tsarin VARI da OOA, samfurin yana da kyau a cikin ingancin da ke bayyane a saman, kyakkyawan kwanciyar hankali, tsarin yana da sauƙin sarrafawa.
▲ Tsarin kwararar tsarin pre-preg
Abubuwa huɗu na tsarin ƙera
1. Zafin jiki da daidaito: yana nuna matakin amsawar da ke tsakaninresinkumamaganin warkarwada kuma daidaiton matsayin amsawa, galibi yana sarrafa ingancin saman gyare-gyare da digirin warkarwa;
2. Matsi da daidaito: yana nuna tasirin fitar iska da kwararar ruwa a cikin resin, yana sarrafa ingancin saman ƙera da halayen injiniya;
3. Tsawon lokacin warkarwa: yana nuna matakin warkarwa, don tabbatar da ingancin samarwa;
4. Kauri a cikin ramin mold: yana nuna kauri na samfurin, bisa ga halaye na musamman na kayan zare na carbon da kansa, yana tsara kauri a cikin rami mai dacewa.
Aiwatar da tsari
PrepregTsarin gyare-gyare na iya ƙera kowane tsari na samfurin, tsarin samfurin idan ya yi rikitarwa, kamar maƙallin juyawa, yankin flange da yawa, wanda ke haifar da ƙaruwa mai yawa a cikin farashin molds da matsalolin samarwa, don haka ga tsarin sassan da suka fi rikitarwa na aikace-aikacen ba shi da ƙarfi, amma za mu iya zama ingantaccen tsari ko ƙirar toshe + mafita don ƙera sassa masu rikitarwa.
Fasaha Mai Alaƙa
1. Fasahar Yankewa Mai Layi Da Yawa: Ana yanke prepregs mai Layi Da Yawa a lokaci guda; prepregs masu kusurwoyi daban-daban ana yanke su a lokaci guda don inganta ingancin yankewa.
2. Fasaha mai zafi/zafi: ana dumama mold ɗin kai tsaye zuwa zafin da ke warkewa, sannan a saka preform ɗin a cikin mold ɗin a matse shi, wanda hakan ke rage lokacin ƙera shi kuma yana rage yawan amfani da makamashi.
3. Fasahar ƙera girman net: ana fara ɗaga preform ɗin zuwa girman net, sannan a saka shi a cikin net size mold don ya warke, wanda hakan ke rage tsarin yankewa.
Matsalolin Tsarin
Wahala wajen tsara molds don samfuran tsari masu rikitarwa: Idan akwai maƙullan da aka juya da kusurwoyi marasa kyau a cikin samfuran, zai sa molds ɗin su fi wahalar ƙera su, kuma a lokaci guda, bayan an yi amfani da molds na dogon lokaci, zai haifar da raguwar daidaiton daidaiton matsayi na abubuwan da aka saka. Saboda haka, lokacin tsara samfurin, yi ƙoƙarin guje wa maƙullan da aka juya ko kusurwar mara kyau.
Lura: sassan rufewa na waje na buƙatun ingancin saman samfurin suna da yawa sosai, sassan kayan zare na carbon na matsalolin gama gari sune: sassan yanayin raɓa na samfura fararen tabo; matsalolin yanayin rubutu mara kyau na samfura; ramukan saman, rashin matsalolin manne, da sauransu. A taƙaice dalilan, maganin warkarwa a cikin prepreg ba a haɗa shi daidai gwargwado ba ko kuma amsawar ba ta cika ba; zafin mold ɗin bai yi daidai ba; zafin jiki da matsin lamba ba su da wurin; ƙirar mold da sarrafawa ba a wurin; ba a sarrafa tsarin ƙera ba; mold ɗinwakilin sakinyana amsawa, da sauransu.
Lokacin Saƙo: Janairu-17-2025