labarai

A gyare-gyare tsari ne wani adadin prepreg cikin karfe mold rami na mold, da yin amfani da presses tare da wani zafi tushen samar da wani zafin jiki da kuma matsa lamba don haka da cewa prepreg a cikin mold rami ne taushi da zafi, matsa lamba kwarara, cike da kwarara, cike da mold kogon gyare-gyaren da curing kayayyakin na wani tsari hanya.
Thegyare-gyaren tsariana halin da bukatar dumama a cikin gyare-gyaren tsari, da manufar dumama shi ne don sa prepreg guduro softening kwarara, cike da mold rami, da kuma hanzarta curing dauki na guduro matrix abu. A lokacin aiwatar da cika da mold rami tare da prepreg, ba kawai guduro matrix gudãna, amma kuma ƙarfafa abu, da kumaguduromatrix da ƙarfafa zaruruwa sun cika dukkan sassan kogon ƙura a lokaci guda.
Dankin matrix na guduro kawai yana da girma sosai, kuma haɗin yana da ƙarfi sosai don gudana tare da zaruruwan ƙarfafawa, don haka tsarin gyare-gyaren yana buƙatar matsa lamba mafi girma. Wannan yana buƙatar gyare-gyaren ƙarfe tare da babban ƙarfi, babban madaidaici, da juriya na lalata, kuma yana buƙatar yin amfani da matsi mai zafi na musamman don sarrafa zafin jiki na gyaran fuska, matsa lamba, riƙe lokaci, da sauran sigogi na tsari.
Hanyar gyare-gyare na ingantaccen samarwa, daidaiton girman samfur, da ƙare saman ƙasa, musamman don hadadden tsarin samfuran kayan haɗin gwiwar gabaɗaya ana iya ƙera su sau ɗaya, kuma ba zai lalata aikin samfuran kayan haɗin gwiwar ba. Babban gazawarsa shine cewa ƙirar ƙira da masana'anta sun fi rikitarwa, kuma saka hannun jari na farko ya fi girma. Ko da yake gyare-gyaren tsari yana da sama shortcomings, da moldgyare-gyaren tsarihar yanzu yana da matsayi mai mahimmanci a cikin tsarin gyare-gyaren kayan da aka haɗa.
1. Shiri
Yi aiki mai kyau na prepreg, gyare-gyaren gyare-gyaren kayan aiki, tare da aikin gwajin wutar lantarki na aikin goyan baya, da tsaftace tsararren a cikin amfani na ƙarshe na resin guduro, da tarkace, don kiyaye mold mai tsabta da santsi.
2. Yanke da kwanciya na prepregs
Za a sanya shi a cikin wani samfur na carbon fiber albarkatun kasa shirye, prepreg bayan wucewa da bita, lissafin yankin albarkatun kasa, kayan, adadin zanen gado, da albarkatun kasa Layer da Layer na turare kara up, a lokaci guda a kan superposition na kayan don pre-matsa lamba, guga man a cikin siffar na yau da kullum, ingancin wani adadin m abokai.
3. Gyaran jiki da warkarwa
Sanya albarkatun da aka tattara a cikin gyaggyarawa, kuma a lokaci guda a cikin jakar iska na filastik na ciki, rufe mold, gaba ɗaya cikin injin gyare-gyare, jakunkuna na filastik na ciki tare da wani matsa lamba akai-akai, yawan zafin jiki, saita lokaci akai-akai don yana warkewa.
4. sanyaya da rushewa
Bayan wani lokaci na matsa lamba a waje da mold farko sanyi san na wani lokaci, sa'an nan kuma bude mold, demolding waje ido don tsaftace kayan aiki mold.
5. Yin gyaran fuska
Bayan rushewar samfurin yana buƙatar tsaftacewa, tare da goga na ƙarfe ko goga na jan karfe don goge ragowar robobin, da hura da iska mai matsewa, samfurin da aka ƙera yana goge, ta yadda saman ya zama santsi da tsabta.
6. Gwajin marasa lalacewa da dubawa na ƙarshe
Gwajin da ba a lalata ba da dubawa na ƙarshe na samfuran ana yin su bisa ga buƙatun takaddun ƙira.
Tun haihuwarcarbon fiber composites, ko da yaushe iyakance ta hanyar farashin masana'anta da bugun samarwa, ba a yi amfani da shi da yawa ba. Shawarar carbon fiber samar da kudin da kuma doke shi ne gyare-gyaren tsari, carbon fiber hada kayan gyare-gyare tsari akwai da yawa, kamar RTM, VARI, zafi latsa tank, tanda curing prepreg (OOA), da dai sauransu, amma akwai biyu bottlenecks: 1, da gyare-gyaren sake zagayowar lokaci ne mai tsawo; 2, farashin yana da tsada (idan aka kwatanta da karfe da filastik). Prepreg gyare-gyaren tsari, kamar yadda wani nau'i na gyare-gyaren tsari, zai iya gane tsari samar da rage samar da farashin, wanda aka fi amfani da ko'ina.