Analysis da aikace-aikace na FRP winding tsari

Fiber winding yana ɗaya daga cikin hanyoyin ƙera kayan aikin resin matrix composites.Akwai manyan nau'ikan iska guda uku: toroidal winding, winding na jirgin sama da karkace.Hanyoyi guda uku suna da halaye na kansu, kuma hanyar iska ta rigar ita ce mafi yawan amfani da ita saboda ƙananan bukatun kayan aiki da ƙananan farashin masana'antu.

A ƙarƙashin yanayin sarrafa tashin hankali da sifar layin da aka ƙaddara, ci gaba da zaren fiber ko zane da aka haɗa da manne na guduro yana ci gaba da rauni, a ko'ina kuma a kai a kai akan ƙwanƙwasa ko rufi ta amfani da kayan aikin iska na musamman, sannan an ƙarfafa a ƙarƙashin wani yanayin zafin jiki don zama Hanyar gyare-gyaren kayan abu mai hade da wasu samfuran siffa.Tsarin tsari na tsarin gyare-gyaren fiber winding:

Akwai manyan nau'ikan iska guda uku (FIG. 1-2): iskar toroidal, winding planar da karkace.Ring zuwa kayan ƙarfafa kayan ƙira da axis a kusa da digiri 90 (yawanci 85-89) a cikin hanyar ci gaba da jujjuyawa akan mandrel, kayan ƙarfafawa tare da ainihin matrix akan duka ƙarshen ramin ramin tangent da ci gaba. iska a cikin shugabanci na jirgin sama a kan mandrel, karkace rauni karfafa abu da kuma tare da tangent a kan duka iyakar da mandrel, amma a karkace mandrel ci gaba da winding a kan mandrel.

Haɓaka fasahar iska ta fiber yana da alaƙa da haɓaka kayan ƙarfafawa, tsarin guduro da ƙirar fasaha.Kodayake a daular Han, ana iya yin aikin kera sandunan makami irin su Gorilli da halberd ta hanyar sanya lacquer tare da dogayen sandunan katako tare da bamboo mai tsayi da siliki mai madauwari, dabarar iska ta fiber ba ta zama fasahar kera kayan hadewa ba har sai 1950s.A cikin 1945, na'urar dakatar da dabaran ta farko da ba ta bazara ba ta sami nasarar kera ta hanyar fasahar iska ta fiber, kuma a cikin 1947, an ƙirƙira na'ura ta farko ta iska.Tare da haɓaka manyan zaruruwa masu ƙarfi kamar fiber carbon da fiber aramong da bayyanar injin sarrafa iska mai sarrafa kwamfuta, tsarin jujjuyawar fiber, a matsayin fasahar masana'anta mai haɗaɗɗun kayan aiki, an haɓaka cikin sauri, kuma an yi amfani da shi a kusan duk filayen da zai yiwu. tun daga shekarun 1960.

Game da Amurka:hebeiYuniu Fiberglass Manufacturing Co., LTD.Muna samarwa da siyar da samfuran e-type fiberglass, irin su roving fiberglass, yankakken siliki na fiberglass, yankakken fiberglass ji, fiberglass gingham, jigon allura, fiberglass masana'anta da sauransu.Idan akwai buƙata, da fatan za a tuntuɓe mu kyauta.

Dangane da bambancinda chemyanayin jiki da na zahiri of resin substrate a lokacin nannade, nannade teAna iya raba chniques zuwa bushe, rigar da hanyoyin bushewa:

1. bushewa

Dry winding yana ɗaukar tef ɗin da aka riga aka yi ciki a mataki na B bayan an riga an yi ciki.Ana ƙera kayan da aka riga aka yi ciki kuma ana kawo su a cikin tsire-tsire na musamman ko wuraren bita.Don bushewar iska, bel ɗin da aka riga aka jika ya kamata a yi zafi kuma a yi laushi a kan injin ɗin kafin a raunata shi zuwa ainihin ƙirar.Za'a iya sarrafa ingancin yarn na prepreg daidai saboda ana iya gano abun ciki na manne, girman da ingancin tef da kuma nunawa kafin iska.Ayyukan samar da iskar busassun busassun ya fi girma, saurin jujjuyawar zai iya kaiwa 100-200m / min, kuma yanayin aiki ya fi tsabta.Duk da haka, busassun kayan aikin iska sun fi rikitarwa da tsada, kuma ƙarfin juzu'i na interlaminar na samfuran iska yana da ƙasa.

2. Jika

Hanyar iska mai jika ita ce iska da fiber ɗin da ke kan ainihin ya mutu kai tsaye ƙarƙashin ikon sarrafa tashin hankali bayan damfara da tsoma manne, sa'an nan kuma ƙarfafa.Kayan aikin rigar iska yana da sauƙin sauƙi, amma saboda bel ɗin yarn ya ji rauni nan da nan bayan tsomawa, yana da wuya a sarrafa da kuma bincika abun ciki na manne na samfurin yayin aikin iska.A halin yanzu, lahani kamar kumfa da pores suna samuwa cikin sauƙi a cikin samfurin lokacin da kaushi a cikin maganin manne ya ƙarfafa, kuma tashin hankali yana da wuyar sarrafawa yayin iska.A lokaci guda, ma'aikata suna aiki a cikin yanayi maras kyau da kuma yanayin da ke tashi da fiber gajeren gashi, yanayin aiki ba shi da kyau.

3. Semi-bushe hanya

Idan aka kwatanta da tsarin rigar, tsarin bushe-bushe yana ƙara kayan aikin bushewa akan hanya daga tsomawar fiber zuwa iska zuwa ginshiƙan ƙirar, kuma a zahiri yana fitar da sauran ƙarfi a cikin maganin manne na tef ɗin yarn.Ya bambanta da tsarin bushewa, tsarin bushewa ba ya dogara da wani hadadden kayan aiki na preimpregnation.Ko da yake manne abun ciki na samfurin ba sauki ga daidai sarrafa a cikin tsari kamar yadda rigar hanya da kuma fiye da wani sa na matsakaici bushewa kayan aiki fiye da rigar hanya, da aiki tsanani na ma'aikata ne mafi girma, amma kumfa, porosity da sauran lahani a cikin. samfurin yana raguwa sosai.

Hanyoyi guda uku suna da halaye na kansu, kuma hanyar iska ta rigar ita ce mafi yawan amfani da ita saboda ƙananan bukatun kayan aiki da ƙananan farashin masana'antu.An kwatanta fa'idodi da rashin amfani na hanyoyin iska guda uku a cikin Tebur 1-1.

Table 1-1 Rabo na hanyoyin dubu goma na matakai uku na iska