nkhani

Njira yopangira autoclave imaphatikizapo kuyika zinthu zokonzekera malinga ndi momwe zimakhalira mkati mwa chikombole, kuzitseka mu thumba la vacuum, kenako kuziyika mu autoclave. Kudzera mu kutentha ndi kupanikizika mkati mwa zida za autoclave, zinthuzo zimadutsa mu reaction yochiritsa, kusintha mawonekedwe a prepreg kukhala mawonekedwe omwe mukufuna pamene zikukwaniritsa zofunikira za chinthucho.

Ubwino wa njira ya autoclave:

Kugawa kwa mphamvu mofanana mkati mwa thanki: Kupanikizika pogwiritsa ntchito mpweya wopanikizika, mpweya wosagwira ntchito (N₂, CO₂), kapena mpweya wosakanikirana kumatsimikizira kuti mphamvu yofanana imagwiritsidwa ntchito pamalo onse omwe ali pamwamba pa thumba la vacuum. Izi zimathandiza kuti mphamvu yofanana igwiritsidwe ntchito popanga ndi kukhazikika kwa thankiyo.

Kutentha kwa mpweya kofanana mkati mwa thanki: Mpweya wotenthetsera (kapena woziziritsa) umazungulira mofulumira mkati mwa thanki, zomwe zimapangitsa kuti kutentha kwa mpweya kukhale kofanana nthawi zonse. Ndi kapangidwe ka nkhungu kokonzedwa bwino, izi zimatsimikizira kusiyana kochepa kwa kutentha pa gawo lonse panthawi yotenthetsera ndi kuzizira pamene ikutsekedwa mkati mwa nkhungu.

Kugwiritsa ntchito kwambiri: Kapangidwe ka nkhungu kosavuta kumathandiza kuti ikhale yogwira ntchito bwino kwambiri, zomwe zimapangitsa kuti ikhale yoyenera kupanga malo ovuta kwambiri monga zikopa, mapanelo, ndi zipolopolo. Imatha kupanga mapangidwe osiyanasiyana ovuta komanso zigawo zosiyanasiyana. Kutentha ndi kupanikizika mkati mwa autoclave kumatha kukwaniritsa zofunikira pakupanga pafupifupi zipangizo zonse zopangidwa ndi polymer matrix.

Njira yokhazikika komanso yodalirika yopangira: Kupanikizika ndi kutentha kofanana mkati mwa autoclave kumatsimikizira kuti magawo ake ndi abwino nthawi zonse. Zigawo zopangidwa kudzera mu njira ya autoclave zimakhala ndi ma porosity ochepa komanso utomoni wofanana. Poyerekeza ndi njira zina zopangira, zigawo zopangidwa ndi autoclave zimakhala ndi mphamvu yokhazikika komanso yodalirika yamakina. Mpaka pano, zigawo zambiri zophatikizika zomwe zimakhala ndi katundu wambiri mu ntchito zamlengalenga zimapangidwa pogwiritsa ntchito njira ya autoclave.

Zoyipa za njira ya autoclave:

Ndalama zambiri ndi mtengo wake: Poyerekeza ndi njira zina, machitidwe a autoclave ndi akuluakulu, ovuta kupanga, ndipo amagawidwa ngati zotengera zopanikizika, zomwe zimapangitsa kuti kupanga autoclave yayikulu kukhale kokwera mtengo kwambiri. Nthawi iliyonse yokonza imagwiritsa ntchito zinthu zambiri zotsika mtengo monga matumba a vacuum, ma gasket otsekera, mafilimu otulutsa, mphasa zolowa madzi, ndi nsalu zotulutsa. Kuphatikiza apo, njirayi imagwiritsa ntchito madzi ambiri, magetsi, ndi gasi.

Kugwiritsa Ntchito Kwambiri pa Njira Yopangira Autoclave:

Zoyendera m'mlengalenga: Mapanelo a khungu, nthiti, mafelemu, mafelemu, ndi zina zotero.

Magalimoto: Mapanelo a thupi ndi zinthu zina monga mapanelo amkati/kunja a hood, mapanelo amkati/kunja a zitseko, mapanelo a denga, ma fender, sill beams, B-pillars, ndi zina zotero.

Mayendedwe a sitima: zogona, zomangira zingwe, ndi zina zotero;

Makampani a m'madzi, zinthu zogulira zinthu zapamwamba, ndi zina zotero.

Njira yopangira autoclave ndiyo njira yayikulu yopangira zinthu mosalekeza.chophatikizika cholimbikitsidwa ndi ulusiZigawo. Zogwiritsidwa ntchito kwambiri m'magawo apamwamba monga ndege, mayendedwe a sitima, masewera ndi zosangalatsa, ndi mphamvu zatsopano, zinthu zopangidwa ndi autoclave zimaposa 50% ya zonse zomwe zimapangidwa ndi zinthu zopangidwa ...

Zipangizo Zothandizira Zotsukira Ma Vacuum a Autoclaves

Filimu ya Thumba Losapanga Zinyalala

Filimu ya thumba la vacuum imagwira ntchito ngati chida chothandizira pokonza zinthu zophatikizika. Filimuyi imatha kupanga ndikusunga mawonekedwe a vacuum pansi pa mikhalidwe inayake. Ntchito yake ndikukhazikitsa dongosolo la vacuum.

Nsalu yotulutsa mpweya nthawi zambiri imagwiritsidwa ntchito ngati chotchinga chachikulu pakati pa chinthucho ndi zinthu zina zothandizira vacuum. Sizimamatira ku chinthucho ndipo zimatha kuchotsedwa mosavuta mutachikonza, kupirira kutentha mpaka pafupifupi 230°C.

Ulusi wa PTFE High-Temperature Fabric Ulusi wa pulasitiki wapamwamba umalukidwa mu nsalu zapamwamba za ulusi wagalasi pogwiritsa ntchito nsalu wamba, zopindika, satin, kapena zina. Ma substrates awa amadutsa njira zapadera zokonzera zomwe zimaphatikizapo kulowetsedwa mobwerezabwereza komanso mokwanira ndi PTFE emulsion yopachikidwa kuti apange nsalu zotentha kwambiri m'makulidwe osiyanasiyana komanso m'lifupi mwake mosiyanasiyana.

Filimu Yolekanitsa

Nthawi zambiri, filimu yolekanitsa imakhudzana mwachindunji ndi laminate, ndikuipatula ku chinthu chopumira chomwe sichimatuluka. Kusankha filimu yolekanitsa kumadalira kutentha kochiritsira, kuthamanga, zovuta za gawo, ndi dongosolo la utomoni. Mafilimu olekanitsa obowoka nthawi zambiri amagwiritsidwa ntchito kuonetsetsa kuti mpweya ndi zinthu zosasunthika zomwe zagwidwa mkati mwa laminate zikuchotsedwa.

Chovala Choboola

Njira yoboola singano imatsimikizira kuwongolera koyenera, kuchulukana kwa pamwamba mofanana, komanso makulidwe oyenera. Kuzindikira zitsulo 100% panthawi yonseyi sikutsimikizira kuti pali zidutswa za singano zachitsulo. Imapereka mphamvu yabwino kwambiri, kukana kuthamanga, kukana kutentha, komanso kusinthasintha.

Aramid Perforated Felt

Imagwiritsidwa ntchito mu njira za autoclave, ili ndi malo ofewa a 170°C ndi malo osungunuka opitirira 240°C, yomwe imatha kupirira kutentha kwa kanthawi kochepa pansi pa 200°C.

Tepi Yotsekera

Tepi yotsekera imagwiritsidwa ntchito potseka matumba a vacuum ndi ziwalo zowumbidwa. Iyenera kukhala yolimba mokwanira kuti igwirizane bwino ndi malo a nkhungu popanda kumamatira kwambiri, kuonetsetsa kuti tepiyo ikhoza kuchotsedwa m'mafilimu a thumba la vacuum kuti iikidwenso. Kuphatikiza apo, tepiyo ikatha kukonzedwa, iyenera kuchotsedwa bwino pamalo a nkhungu. Timapereka matepi osiyanasiyana otsekera pamikhalidwe yosiyanasiyana yophikira.

Machubu Opanda Utsi

Machubu oyeretsera mpweya amaphatikizapo maziko a vacuum, zolumikizira za amuna/akazi zosabwerera, ndi zida zosiyanasiyana zoyeretsera mpweya zomwe zimagwiritsidwa ntchito mu vacuum. Zolumikizira izi zimatsimikizira kuti mpweya sulowa bwino panthawi yoyeretsera mpweya.

Kugwiritsa Ntchito Njira Yopangira Ma Autoclave

Monga njira yodziwika bwino yopangirazinthu zopangidwa ndi ulusi wa kaboniNjira ya autoclave imaphatikizapo magawo otsatirawa:

Kukonzekera

Izi makamaka zimaphatikizapo kugwiritsa ntchito zida ndi kukonzekera zinthu, kuphatikizapo nkhungu, zinthu zopangira ulusi wa carbon, ndi zinthu zothandizira.

Kuyika Zinthu Zofunika

Gawo ili limaphatikizapo kudula, kuyika zigawo, ndi kukanikiza. Ma prepreg a ulusi wa kaboni amadulidwa malinga ndi miyeso ndi zofunikira zinazake pogwiritsa ntchito matempulo kapena makina odulira okha. Kenako pre-preg imadulidwa malinga ndi miyeso yomwe mukufuna, kuyikidwa m'zigawo malinga ndi kapangidwe kake, kenako n'kuyikidwa m'zigawo. Pakadali pano, zinthu za ulusi wa kaboni monga machubu, mbale, kapena mawonekedwe ena ovuta nthawi zambiri zimapangidwa pogwiritsa ntchito njira yolumikizirana pamanja, zomwe zimapangitsa kuti zikhale zosavuta.

Njira Yokonzekera Kuchiritsa

Gawoli makamaka limaphatikizapo kuyika zinthu za ulusi wa kaboni m'matumba, kudula zinthu zothandizira, ndikuziyika. Nthawi zambiri, kukonzekera kuyeretsa kumaphatikizapo kukonza gawolo, nkhungu, thumba la vacuum, ndi zinthu zothandizira. Zinthu zofunika zothandizira zimaphatikizapo zinthu zotulutsira mpweya ndi zinthu zotulutsira mpweya (zomwe zimagwiritsidwa ntchito kugawa vacuum mofanana mkati mwa dongosolo la thumba la vacuum).

Kuchiritsa ndi Kuumba

Kukonza ufa ndi gawo lofunikira kwambiri pa chinthu chilichonse cha ulusi wa kaboni. Zimaphatikizapo kutentha ndi kukakamiza utomoni wa thermosetting mkati mwa prepreg pansi pa mikhalidwe yokhazikika ya ndondomeko kuti apange kapangidwe kokhazikika ka netiweki ya magawo atatu. Pa zinthu zopangidwa ndi ulusi wa kaboni wa thermosetting, zikakonzedwa, zolakwika zilizonse zomwe zimachitika chifukwa cha kuyika kapena njira yokonza ufa zimakhala zosasinthika. Chifukwa chake, kuwongolera mosamala magawo a ndondomeko panthawi yokonza ufa wa autoclave ndikofunikira.

Kuyendera

Kuyang'anira makamaka kumaphatikizapo njira zitatu: kuyang'anira ndi maso, kuyesa kwa ultrasound, kapena kuyesa kosawononga kwa X-ray. Pambuyo pokonza, zinthu zopangidwa ndi ulusi wa kaboni zimayesedwa ndi maso kuti ziwone ngati pali zolakwika monga mawanga oyera, ma resin voids, kapena resin pooling. Kuyang'anira mkati nthawi zambiri kumagwiritsa ntchito kuyesa kwa ultrasound kapena X-ray kosawononga, komwe kumatha kuwulula mitundu yosiyanasiyana ya zolakwika kutengera kuchuluka kwa zinthu ndikupeza ma voids amkati okhuthala kapena delamination.

Kukonza Pambuyo

Kukonza pambuyo pake ndikofunikira chifukwa ziwalo za ulusi wa kaboni wopangidwa ndi makina nthawi zambiri zimakhala ndi ma burrs kapena flash. Izi zitha kuchotsedwa pogwiritsa ntchito makina opukutira kapena zodulira mphero kuti zikwaniritse zomwe zapangidwa.

Kupitilira pa masitepe okhazikika awa, zigawo zina zophatikizika zimafuna kupanga kwachiwiri kwa autoclave kuti zigwirizane kapena zigwirizane, zomwe zimathandiza kupanga zigawo zophatikizika zooneka ngati zovuta.