Tare da ci gaba da ci gaba da haɓaka kayan haɗin gwiwar, ban da gilashin gilashin gilashin filastik, filastik na carbon fiber, boron fiber-reinforced robobi, da dai sauransu sun bayyana.Carbon fiber ƙarfafa polymerComposites (CFRP) abubuwa ne masu nauyi da ƙarfi waɗanda ake amfani da su don kera kayayyaki da yawa waɗanda muke amfani da su a rayuwarmu ta yau da kullun.Kalma ce da ake amfani da ita don siffanta kayan haɗaɗɗun fiber-ƙarfafawa waɗanda ke amfani da filayen carbon a matsayin babban ɓangaren tsarin.
Teburin Abun Ciki:
1. Carbon Fiber Ƙarfafa Tsarin Polymer
2. Hanyar Molding na Carbon Fiber Reinforced Filastik
3. Kayayyakin Carbon Fiber Reinforced Polymer
4. Amfanin CFRP
5. Rashin amfani da CFRP
6. Carbon Fiber Reinforced Filastik Amfani
Carbon Fiber Ƙarfafa Tsarin Polymer
Carbon fiber ƙarfafa filastik abu ne da aka samar ta hanyar tsara kayan fiber carbon a cikin wata hanya ta amfani da kayan polymer mai ɗaure.Diamita na fiber carbon yana da bakin ciki sosai, kusan 7 microns, amma ƙarfinsa yana da girma sosai.
Mafi mahimmancin naúrar ƙaƙƙarfan abubuwan haɗin fiber na carbon fiber filament shine filament carbon fiber.Asalin albarkatun kasa na filament carbon shine prepolymer polyacrylonitrile (PAN), rayon, ko farar mai.Ana yin filament ɗin carbon ɗin zuwa yadudduka na fiber carbon ta hanyar sinadarai da hanyoyin injiniya don sassan fiber carbon.
Polymer mai ɗaure yawanci guduro ne na thermosetting kamar epoxy.A wasu lokuta ana amfani da wasu ma'aunin zafi da sanyio ko polymers, kamar polyvinyl acetate ko nailan.Baya ga filayen carbon, abubuwan da aka haɗa su kuma na iya ƙunsar aramid Q, polyethylene mai girma-maɗaukakin nauyin kwayoyin halitta, aluminum, ko filayen gilashi.Kaddarorin samfurin fiber carbon na ƙarshe kuma ana iya shafa su ta nau'in abubuwan da aka gabatar a cikin matrix ɗin haɗin gwiwa.
Hanyar gyare-gyare na Carbon Fiber Reinforced Filastik
Kayayyakin fiber carbon galibi sun bambanta saboda matakai daban-daban.Akwai hanyoyi da yawa don samar da carbon fiber ƙarfafa kayan polymer.
1. Hanyar Kwanciyar Hannu
Rarraba cikin hanyar bushewa (shagon da aka riga aka shirya) da hanyar rigar (fiber masana'anta da resin manna don amfani).Hakanan ana amfani da shimfiɗar hannu don shirya prepregs don amfani a cikin matakan gyare-gyare na biyu kamar gyare-gyaren matsawa.Wannan hanya ita ce inda zanen fiber na carbon fiber aka lakafta a kan wani mold don samar da samfurin ƙarshe.Ƙarfi da ƙaƙƙarfan kaddarorin kayan da aka samo an inganta su ta hanyar zaɓar daidaitawa da saƙa na filaye na masana'anta.Sa'an nan kuma a cika ƙwayar da epoxy kuma a warke da zafi ko iska.Ana amfani da wannan hanyar masana'anta sau da yawa don sassan da ba su da ƙarfi, kamar murfin injin.
2. Hanyar Samar da Vacuum
Don laminated prepreg, wajibi ne a yi amfani da matsa lamba ta hanyar wani tsari don sanya shi kusa da mold da kuma warkewa da siffar shi a karkashin wani zazzabi da matsa lamba.Hanyar jakar buhu tana amfani da injin famfo don fitar da cikin jakar da aka kafa ta yadda mummunan matsa lamba tsakanin jakar da gyaggyarawa ya haifar da matsa lamba ta yadda abin da aka haɗa ya kasance kusa da ƙirar.
Dangane da hanyar jakar buhun, an samo hanyar ƙirƙirar jakar jakar-autoclave daga baya.Autoclaves suna ba da matsi mafi girma kuma zafi yana warkar da sashin (maimakon warkewa na halitta) fiye da hanyoyin jakar jaka kawai.Irin wannan ɓangaren yana da tsari mai mahimmanci, mafi kyawun yanayi, zai iya kawar da kumfa mai kyau (kumfa za su yi tasiri sosai ga ƙarfin ɓangaren), kuma ingancin gaba ɗaya ya fi girma.A haƙiƙanin gaskiya, tsarin vacuum bagging yayi kama da na mannewa fim ɗin wayar hannu.Kawar da kumfa na iska babban aiki ne.
3. Hanyar Gyaran Matsi
Matsi gyare-gyarehanya ce ta gyare-gyaren da ta dace don samar da yawan jama'a da yawa.Ana yin gyaggyarawa da sassa na sama da na ƙasa, waɗanda muke kira na namiji da mace.Tsarin gyare-gyaren shine a saka tabarmar da aka yi da prepregs a cikin ƙirar ƙarfe na ƙarfe, kuma a ƙarƙashin aikin wasu zafin jiki da matsa lamba, ana sanya tabarmar mai zafi da filastik a cikin kogon mold, yana gudana ƙarƙashin matsin lamba, sannan ya cika rami na mold, sannan Kuma gyare-gyare da kuma warkarwa don samun samfurori.Koyaya, wannan hanyar tana da ƙimar farko mafi girma fiye da waɗanda suka gabata, tunda ƙirar tana buƙatar mashin ɗin CNC mai mahimmanci sosai.
4. Gyaran iska
Ga sassan da ke da sifofi masu sarƙaƙƙiya ko a sifar jikin juyin juya hali, ana iya amfani da filayen iska don yin sashin ta hanyar jujjuya filament a kan madaidaicin madauri ko ainihin.Bayan iskar ya zama cikakke magani kuma cire mandrel.Misali, ana iya yin makamai na haɗin gwiwa tubular da aka yi amfani da su a cikin tsarin dakatarwa ta amfani da wannan hanyar.
5. Resin Canja wurin Molding
Canja wurin guduro (RTM) sanannen hanyar gyare-gyaren gyare-gyare ne.Matakan sa na asali su ne:
1. Sanya masana'anta mara kyau na carbon fiber masana'anta a cikin mold kuma rufe mold.
2. Zuba guduro na thermosetting ruwa a ciki, sanya cikin kayan ƙarfafawa, kuma a warke.
Abubuwan Karɓar Fiber Carbon Polymer
(1) Ƙarfi mai ƙarfi da elasticity mai kyau.
Ƙarfin ƙayyadaddun ƙaƙƙarfan (wato, rabon ƙarfin ƙarfi zuwa yawa) na fiber carbon shine sau 6 na ƙarfe da kuma sau 17 na aluminum.Matsakaicin ƙayyadaddun yanayin (wato, rabon modul ɗin matashi zuwa yawa, wanda alama ce ta elasticity na abu) ya ninka fiye da sau 3 na ƙarfe ko aluminum.
Tare da ƙayyadaddun ƙarfi na musamman, zai iya ɗaukar babban nauyin aiki.Matsakaicin matsi na aiki zai iya kaiwa 350 kg/cm2.Bugu da kari, ya fi matsi da juriya fiye da tsantsar F-4 da kwarjin sa.
(2) Kyakkyawan juriya ga gajiya da juriya.
Juriyar gajiyar sa ya fi na resin epoxy kuma sama da na kayan ƙarfe.Zaɓuɓɓukan faifan zane suna mai mai da kansu kuma suna da ɗan ƙaramin juzu'i.Adadin lalacewa shine sau 5-10 karami fiye da na samfuran asbestos na gaba ɗaya ko F-4 braids.
(3) Kyakkyawan halayen thermal da juriya na zafi.
Fitar da fiber carbon da aka ƙarfafa suna da kyakkyawan yanayin zafi, kuma zafin da ke haifar da gogayya yana raguwa cikin sauƙi.Cikin ciki ba shi da sauƙi don overheat da adana zafi kuma ana iya amfani dashi azaman abin rufewa mai ƙarfi.A cikin iska, yana iya aiki a tsaye a cikin kewayon zafin jiki na -120 ~ 350 ° C.Tare da raguwar abun ciki na ƙarfe na alkali a cikin fiber carbon, ana iya ƙara yawan zafin sabis.A cikin iskar da ba ta da ƙarfi, zafinsa mai daidaitawa zai iya kaiwa kusan 2000 ° C, kuma yana iya jure wa canje-canje masu kaifi a cikin sanyi da zafi.
(4) Kyakkyawan juriya na girgiza.
Ba shi da sauƙi a sake sauti ko girgiza, kuma yana da kyakkyawan abu don rage rawar jiki da rage amo.
Abubuwan da aka bayar na CFRP
1. Hasken Nauyi
Fiber gilashin gargajiya da aka ƙarfafa robobi suna amfani da filayen gilashin ci gaba da filayen gilashin 70% (nauyin gilashi / jimlar nauyi) kuma yawanci suna da nauyin kilo 0.065 a kowane inci mai siffar sukari.Kunshin CFRP mai nauyin fiber 70% yawanci yana da nauyin kilo 0.055 a kowace inci mai siffar sukari.
2. Babban Ƙarfi
Ko da yake carbon fiber ƙarfafa polymers suna da nauyi, CFRP composites suna da mafi girma ƙarfi da mafi girma taurin kowane raka'a nauyi fiye da gilashin fiber composites.Idan aka kwatanta da kayan ƙarfe, wannan fa'ida ta fi bayyane.
Abubuwan da ake amfani da su na CFRP
1. Babban farashi
Farashin samar da fiber carbon ƙarfafa filastik abu ne mai hana.Farashin fiber carbon na iya bambanta sosai dangane da yanayin kasuwa na yanzu (kayyadewa da buƙatu), nau'in fiber carbon (aerospace vs. kasuwanci sa), da girman tarin fiber ɗin.A kan fam-for-pound tushen, budurwa carbon fiber iya zama 5 zuwa 25 sau mafi tsada fiye da gilashin fiber.Wannan bambanci ya fi girma idan aka kwatanta karfe zuwa CFRP.
2. Gudanarwa
Wannan shine fa'ida da rashin amfani da kayan haɗin fiber na carbon fiber.Ya dogara da aikace-aikacen.Filayen carbon suna da tasiri sosai kuma filayen gilashi suna rufewa.Yawancin samfura suna amfani da fiberglass maimakon carbon fiber ko karfe saboda suna buƙatar tsattsauran sutura.A cikin samar da kayan aiki, yawancin samfurori suna buƙatar amfani da filaye na gilashi.
Amfanin Fiber Fiber Ingantattun Amfanin Filastik
Theaikace-aikace na carbon fiber ƙarfafa polymersuna da fadi a rayuwa, daga sassa na inji zuwa kayan aikin soja.
(1)kamar yadda littafan hatimi
Carbon fiber ƙarfafa PTFE abu za a iya sanya shi zuwa lalata-resistant, lalacewa-resistant, kuma high-zazzabi-juriya seal zobba ko shiryawa.Lokacin amfani da hatimin tsaye, rayuwar sabis ɗin ta fi tsayi, fiye da sau 10 fiye da na tattarawar asbestos na gabaɗayan mai.Yana iya kula da aikin rufewa a ƙarƙashin sauye-sauyen kaya da saurin sanyaya da saurin dumama.Kuma tun da kayan ba ya ƙunshi abubuwa masu lalacewa, babu lalatawar rami da zai faru akan karfe.
(2)kamar nika sassa
Yin amfani da kayan sa mai mai da kansa, ana iya amfani da shi azaman bearings, gears, da zoben fistan don dalilai na musamman.Irin su ɗimbin mai ba tare da mai don kayan aikin jirgin sama da na'urar rikodin tef ba, kayan lubricated maras mai don isar da wutar lantarki dizal locomotives (don guje wa hatsarori da ke haifar da zubar mai), zoben fistan mai mai ba tare da mai akan kwampressors, da sauransu. Bugu da ƙari, yana iya. Hakanan za a yi amfani da shi azaman zamewa bearings ko hatimi a cikin abinci da masana'antar harhada magunguna ta hanyar cin gajiyar halayensa marasa guba.
(3) A matsayin kayan gini don sararin samaniya, jirgin sama, da makamai masu linzami.An fara amfani da shi wajen kera jiragen sama don rage nauyin jirgin da kuma inganta yadda ya kamata.Hakanan ana amfani dashi a cikin sinadarai, man fetur, wutar lantarki, injina, da sauran masana'antu azaman jujjuyawar hatimi mai jujjuyawa ko kayan hatimi daban-daban.
Zhengxi kwararre nena'ura mai aiki da karfin ruwa latsa factory a kasar Sin, samar da high-quliatyhaɗe-haɗe na hydraulic latsadon ƙirƙirar samfuran CFRP.
Lokacin aikawa: Mayu-25-2023
