A cikin gyare-gyaren matsawa, ana shigar da nau'i biyu masu dacewa a cikin latsa (yawanci na'ura mai aiki da karfin ruwa), kuma motsin su yana iyakance ga axis perpendicular zuwa jirgin na mold.A cakuda guduro, filler, ƙarfafa kayan, curing wakili, da dai sauransu an guga man da kuma warke a cikin jihar cewa ya cika dukan rami na gyare-gyaren mutu.Yawancin lokaci ana haɗa wannan tsari tare da abubuwa da yawa, gami da:
Epoxy resin prepreg ci gaba da fiber
Siffar gyare-gyaren Sheet (SMC)
Dumpling model material (DMC)
Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa (BMC)
Gilashin matin thermoplastic (GMT)
Matakan gyare-gyaren matsawa
1. Shirye-shiryen kayan gyare-gyare
Gabaɗaya, ana saka kayan gyare-gyaren foda ko granular a cikin rami, amma idan girman samarwa ya yi girma, pretreatment yawanci yana da fa'ida.
2. Preheating na kayan gyare-gyare
Ta hanyar dumama kayan gyare-gyaren a gaba, samfurin da aka ƙera za'a iya warkewa daidai gwargwado, kuma za'a iya taƙaita zagayowar gyare-gyaren.Bugu da ƙari, tun da za a iya rage matsa lamba na gyare-gyare, yana da tasiri na hana lalacewa ga abin da aka saka da mold.Hakanan ana amfani da na'urar busar da zazzagewar iska mai zafi don dumama, amma ana amfani da na'urori masu dumbin yawa.
3. Molding aiki
Bayan an saka kayan gyare-gyare a cikin ƙirar, kayan da aka fara laushi da kuma cikawa a ƙarƙashin ƙananan matsa lamba.Bayan gajiyar, ana rufe ƙuran kuma ana sake matsawa don warkewa na ƙayyadadden lokaci.
Unsaturated polyester da epoxy resins da ba sa samar da iskar gas ba sa bukatar shaye.
Lokacin da ake buƙatar cirewa, ya kamata a sarrafa lokacin tsarawa.Idan lokacin ya kasance a baya, adadin iskar gas ɗin da aka saki kadan ne, kuma za a rufe babban adadin iskar gas a cikin samfurin, wanda zai iya haifar da kumfa akan farfajiyar gyare-gyare.Idan lokacin ya yi latti, iskar gas ɗin ya makale a cikin samfurin da aka warkar da shi, yana da wuya a tsere, kuma yana iya haifar da fasa a cikin samfurin da aka ƙera.
Don samfuran katanga mai kauri, lokacin warkewa zai yi tsayi sosai, amma idan ba a gama warkewar ba, ana iya haifar da kumfa a saman gyare-gyaren, kuma ana iya samar da nakasu saboda nakasawa ko raguwa.
Lokacin aikawa: Afrilu-15-2021