I-carbon fiber yifiber material enomxholo wekhabhoni ongaphezulu kwama-95%. Inomatshini obalaseleyo, iikhemikhali, umbane kunye nezinye iimpawu ezigqwesileyo. “Ngukumkani wezinto ezintsha” kunye nesixhobo sobuchule esisilelayo kuphuhliso lomkhosi nolwabemi. Eyaziwa ngokuba yi "Black Gold".
Umgca wemveliso we-carbon fiber ungoluhlobo lulandelayo:
Yenziwa njani i-carbon fibre ebhityileyo?
Iteknoloji yenkqubo yokuvelisa i-carbon fiber iye yaphuhliswa ngoku kwaye ikhulile. Ngophuhliso oluqhubekayo lwezixhobo ze-carbon fiber composite, iyathandeka ngakumbi nangakumbi kuzo zonke iindlela zobomi, ngakumbi ukukhula okunamandla kweenqwelomoya, iimoto, uloliwe, iiblades zamandla omoya, njl. . Amathemba abanzi ngakumbi.
Ikhonkco leshishini le-carbon fiber linokwahlulwa libe phezulu nasezantsi. Umsinga oPhezulu udla ngokubhekisa kwimveliso ye-carbon fiber-specific materials; Umjelo osezantsi udla ngokubhekisa kwimveliso yamacandelo e-carbon fiber application. Iinkampani phakathi kokunyuka kunye nokwehla komlambo zinokucinga ngabo njengababoneleli bezixhobo kwinkqubo yokuvelisa i-carbon fiber. Njengoko kubonisiwe kulo mfanekiso:
Iyonke inkqubo ukusuka kwisilika ekrwada ukuya kwifayibha yekhabhoni phezulu komjelo wekhabhoni yefayibha yeshishini kufuneka ihambe kwiinkqubo ezinje ngeziko le-oxidation, iziko le-carbonization, izitofu zegraphitization, unyango lomphezulu, kunye nokulinganisa. Ubume befiber bulawulwa yi-carbon fiber.
Umphezulu we-carbon fiber industry chain ungowoshishino lwe-petrochemical, kwaye i-acrylonitrile ifumaneka ngokuyinhloko ngokucocwa kweoli ekrwada, ukuqhekeka, i-ammonia oxidation, njl.; I-Polyacrylonitrile precursor fiber, i-carbon fiber ifumaneka ngoku-oxidizing kunye ne-carbonizing i-fiber ye-precursor, kunye ne-carbon fiber composite imathiriyeli ifunyenwe ngokucubungula i-carbon fiber kunye ne-high-quality resin ukuhlangabezana neemfuno zesicelo.
Inkqubo yokuvelisa i-carbon fiber ibandakanya ukudweba, ukuyila, ukuzinzisa, i-carbonization kunye ne-graphitization. Njengoko kubonisiwe kulo mfanekiso:
Umzobo:Eli linyathelo lokuqala kwinkqubo yokuvelisa i-carbon fiber. Ikakhulu ihlukanisa izinto eziluhlaza zibe yimicu, olulutshintsho lomzimba. Ngexesha lale nkqubo, ukuhanjiswa kobuninzi kunye nokugqithiswa kobushushu phakathi kolwelo olujikelezayo kunye ne-coagulation liquid, kwaye ekugqibeleni i-PAN yemvula. Iifilaments zenza i-gel isakhiwo.
Ukuyilwa:idinga ukushisa kwe-100 ukuya kwi-300 degrees ukuze isebenze ngokubambisana nefuthe lokwelula leefayili ezijoliswe kuyo. Kwakhona linyathelo eliphambili kwimodyuli ephezulu, ukuqiniswa okuphezulu, ukuxinana, kunye nokucokisa iifayili zePAN.
Uzinzo:I-thermoplastic PAN linear macromolecular chain iguqulwa ibe yi-trapezoid enganyangekiyo yokushisa ukushisa ngendlela yokufudumeza kunye ne-oxidation kwii-degrees ezingama-400, ukwenzela ukuba inganyibiliki kwaye ingabi nokutsha kwiqondo lokushisa eliphezulu, igcine imilo yefiber, kwaye i-thermodynamics ikwimeko ezinzileyo.
Ukwenziwa kweCarbonization:Kuyimfuneko ukukhupha izinto ezingezizo iikhabhoni kwi-PAN kwiqondo lobushushu le-1,000 ukuya kwi-2,000 degrees, kwaye ekugqibeleni uvelise i-carbon fibers kunye nesakhiwo se-graphite ye-turbostratic enomxholo wekhabhoni ngaphezu kwe-90%.
I-Graphitization: Ifuna ubushushu be-2,000 ukuya kwi-3,000 degrees ukuguqula i-amorphous kunye ne-turbostratic carbonized materials ibe yi-three-dimensional graphite structures, eyona ndlela yobugcisa obuphambili bokuphucula i-modulus ye-carbon fibers.
Inkqubo eneenkcukacha ye-carbon fiber ukusuka kwinkqubo yokuvelisa i-silika ekrwada ukuya kwimveliso egqityiweyo kukuba i-PAN i-silika ekrwada iveliswa yinkqubo yokuvelisa isilika ekrwada yangaphambili. Emva kokutsala kwangaphambili ngubushushu obumanzi be-feeder yocingo, idluliselwa ngokulandelelana kwisithando somlilo sangaphambi kwe-oxidation ngumatshini wokuzoba. Emva kokubhakwa kumaqondo okushisa ahlukeneyo kwiqela le-oxidation ye-furnace yangaphambi kwe-oxidation, iifayili ze-oxidized zenziwa, oko kukuthi, iifiber zangaphambili ze-oxidized; iifiber zangaphambili ze-oxidized zenziwe zibe yi-carbon fibers emva kokudlula kwi-medium-temperature kunye ne-high-temperature carbonization furnaces; Iifiber zekhabhoni ke ziphantsi konyango lokugqibela lomphezulu, ubungakanani, ukomiswa kunye nezinye iinkqubo zokufumana iimveliso zekhabhoni fiber. . Yonke inkqubo yokondla ucingo oluqhubekayo kunye nolawulo oluchanekileyo, ingxaki encinci kuyo nayiphi na inkqubo iya kuchaphazela imveliso ezinzileyo kunye nomgangatho wemveliso yokugqibela ye-carbon fiber. Imveliso yefiber yeCarbon inenkqubo ende yokuhamba, amanqaku amaninzi abalulekileyo ezobugcisa, kunye nemiqobo ephezulu yokuvelisa. Kukudityaniswa kwezifundo ezininzi kunye nobuchwepheshe.
Oku kungasentla kukwenziwa kwefayibha yekhabhon, makhe sijonge indlela elisetyenziswa ngayo ilaphu le-carbon fiber!
Ukulungiswa kweemveliso zelaphu le-carbon fiber
1. Ukusika
I-prepreg ikhutshwe kwindawo yokugcina ebandayo kwi-minus 18 degrees. Emva kokuvuswa, isinyathelo sokuqala kukusika ngokuchanekileyo izinto ngokuhambelana nomzobo wezinto eziphathekayo kumatshini wokusika ngokuzenzekelayo.
2. Ukupeyinta
Inyathelo lesibini kukubeka i-prepreg kwisixhobo sokubeka, kwaye ubeke iileya ezahlukeneyo ngokweemfuno zoyilo. Zonke iinkqubo zenziwa phantsi kwe-laser positioning.
3. Ukubumba
Ngokusebenzisa irobhothi yokuphatha ngokuzenzekelayo, i-preform ithunyelwa kumatshini wokubumba ukubumba ukunyanzeliswa.
4. Ukusika
Emva kokuqulunqa, i-workpiece ithunyelwa kwindawo yokusebenzela i-robot yesinyathelo sesine sokusika kunye nokuchithwa ukuze kuqinisekiswe ukuchaneka kwe-dimensional ye-workpiece. Le nkqubo inokuqhutywa kwakhona kwi-CNC.
5. Ukucoca
Isinyathelo sesihlanu kukwenza ukucoca i-ice eyomileyo kwisikhululo sokucoca ukususa i-agent ekhuphayo, ekulungeleyo kwinkqubo yokugubungela iglue elandelayo.
6. Iglu
Inyathelo lesithandathu kukusebenzisa iglu yesakhiwo kwisikhululo serobhothi encamathelayo. Isikhundla se-gluing, isantya seglue, kunye nemveliso yeglue zonke zilungiswa ngokuchanekileyo. Inxalenye yokudibanisa kunye neengxenye zetsimbi i-riveted, eyenziwa kwisikhululo se-riveting.
7. Ukuhlolwa kweNdibano
Emva kokuba iglue isetyenziswe, iipaneli zangaphakathi nangaphandle zihlanganiswe. Emva kokuba iglue iphilisiwe, ukufunyanwa kokukhanya okuluhlaza okwesibhakabhaka kwenziwa ukuze kuqinisekiswe ukuchaneka komgangatho wemingxuma yezitshixo, amanqaku, imigca kunye nemigangatho.
Ifayibha yekhabhoni inzima kakhulu ukuyiqhuba
Ifayibha yekhabhoni inazo zombini amandla aqinileyo ezinto zekhabhoni kunye nokuqhubekeka okuthambileyo kweentsinga. Ifayibha yekhabhoni yinto entsha eneempawu ezigqwesileyo zoomatshini. Thatha i-carbon fiber kunye nentsimbi yethu eqhelekileyo njengomzekelo, amandla e-carbon fiber ajikeleze i-400 ukuya kwi-800 MPa, ngelixa amandla ensimbi eqhelekileyo yi-200 kwi-500 MPa. Ukujonga ukuqina, i-carbon fiber kunye nentsimbi zifana ngokusisiseko, kwaye akukho mahluko ucacileyo.
Ifayibha yeCarbon inamandla aphezulu kunye nobunzima obulula, ngoko ke i-carbon fiber inokubizwa ngokuba yinkosi yezixhobo ezitsha. Ngenxa yolu ncedo, ngexesha lokusetyenzwa kwekhabhoni ifayibha eqinisiwe imidibaniso (CFRP), i-matrix kunye neentsinga zineentsebenziswano zangaphakathi ezintsonkothileyo, zenza iimpawu zazo zomzimba zahluke kwezo zesinyithi. Ubuninzi be-CFRP buncinci kakhulu kunobo besinyithi, ngelixa amandla makhulu kuneentsimbi ezininzi. Ngenxa ye-inhomogeneity ye-CFRP, i-fiber pull-out okanye i-matrix fiber detachment ihlala isenzeka ngexesha lokucubungula; I-CFRP inokumelana nobushushu obuphezulu kwaye inxibe ukuxhathisa, okwenza kube nzima kakhulu kwisixhobo ngexesha lokucubungula, ngoko ke Ixabiso elikhulu lokusika ubushushu liveliswa kwinkqubo yokuvelisa, eyona nto inzima kakhulu yokunxiba izixhobo.
Kwangaxeshanye, ngolwandiso oluqhubekayo lwemimandla yesicelo sayo, iimfuno ziya zisiba buthathaka ngakumbi, kwaye iimfuno zokusetyenziswa kwemathiriyeli kunye neemfuno zomgangatho weCFRP ziya zisiba ngqongqo ngakumbi, nto leyo ebangela ukuba iindleko zokusetyenzwa. ukwenyuka.
Ukulungiswa kwebhodi ye-carbon fiber
Emva kokuba ibhodi ye-carbon fiber iphiliswe kwaye yenziwe, i-post-processing efana nokusika kunye nokugaya iyadingeka kwiimfuno ezichanekileyo okanye iimfuno zendibano. Ngaphantsi kweemeko ezifanayo ezifana neeparitha zenkqubo yokusika kunye nobunzulu bokusika, ukukhetha izixhobo kunye ne-drills yezinto ezahlukeneyo, ubukhulu kunye nemilo iya kuba nemiphumo eyahlukileyo kakhulu. Kwangaxeshanye, izinto ezinje ngamandla, isalathiso, ixesha, kunye nobushushu bezixhobo kunye needrill ziyakuchaphazela iziphumo zokusetyenzwa.
Kwinkqubo ye-post-processing, zama ukukhetha isixhobo esibukhali kunye ne-diamond coating kunye ne-hard carbide drill bit. Ukuxhatshazwa kokugqoka kwesixhobo kunye ne-drill bit ngokwayo inquma umgangatho wokucubungula kunye nobomi benkonzo yesixhobo. Ukuba isixhobo kunye ne-drill bit ayibukhali ngokwaneleyo okanye isetyenziswe ngendlela engafanelekanga, ayiyi kukhawulezisa nje ukunxiba kunye nokukrazula, ukwandisa iindleko zokulungisa imveliso, kodwa kubangele umonakalo kwipleyiti, echaphazela imilo kunye nobukhulu beplate kunye ukuzinza kwemilinganiselo yemingxuma kunye ne-grooves kwi-plate. Ibangela ukukrazuka kwesixhobo, okanye ukudilika kwebhloko, okukhokelela ekuchithweni kwebhodi yonke.
Xa kusonjwacarbon fiber sheets, ukukhawuleza kwesantya, ngcono umphumo. Ekukhetheni amasuntswana e-drill, uyilo olulodwa lwencam ye-drill ye-PCD8 face edge drill bit ifaneleke ngakumbi kumaphepha e-carbon fiber, anokungena ngcono kumaphepha e-carbon fibre kwaye anciphise umngcipheko we-delamination.
Xa usikwa amashiti ashinyeneyo ekhabhoni, kuyacetyiswa ukuba usebenzise isisimi sokusila esinemiphetho ephindwe kabini ngoyilo olusekhohlo nasekunene lwe-helical edge. Lo mgca wokusika obukhali uneengcebiso eziphezulu kunye nezantsi ze-helical ukulinganisa amandla e-axial yesixhobo phezulu naphantsi ngexesha lokusika. , ukuqinisekisa ukuba isiphumo sokusika samandla sijoliswe kwicala langaphakathi lezinto eziphathekayo, ukuze kufumaneke iimeko ezizinzileyo zokusika kunye nokucinezela ukwenzeka kwe-delamination yezinto. Uyilo lwemida ephezulu nasezantsi emile okwedayimane ye-"Pineapple Edge" umzila unokusika ngokufanelekileyo amaphepha e-carbon fiber. I-chip flute yayo enzulu inokuthatha ubushushu obuninzi bokusika ngokukhutshwa kwee-chips ngexesha lenkqubo yokusika, ukuze ugweme umonakalo kwi-carbon fiber. iimpawu zephepha.
01 Usinga olude oluqhubekayo
Iimpawu zeMveliso:Imveliso eqhelekileyo yemveliso yabenzi be-carbon fiber, i-bundle iqulunqwe ngamawaka e-monofilaments, eyahlulahlulwe yaba ziindidi ezintathu ngokwendlela yokuguqula: i-NT (Ayizange ijike, ingabonakali), i-UT (i-Untwisted, i-untwisted), i-TT okanye i-ST ( Iphothiwe, ijijekile), apho i-NT yeyona isetyenziswa kakhulu kwi-carbon fiber.
Esona sicelo:Ikakhulu isetyenziselwa izinto ezidibeneyo ezifana neCFRP, iCFRTP okanye iC / C yezinto ezidibeneyo, kunye nemimandla yesicelo ibandakanya izixhobo zenqwelomoya / i-aerospace, iimpahla zemidlalo kunye nezixhobo zezixhobo zoshishino.
02 Umsonto weFayibha esisiseko
Iimpawu zeMveliso:Ilaphu yefiber emfutshane ngokufutshane, imisonto esontiweyo ukusuka kwimicu yekhabhoni emifutshane, njengemicu yekhabhoni yenjongo eqhelekileyo, idla ngokuba ziimveliso ezikwimicu emifutshane.
Eyona nto isetyenziswayo:izinto zokugquma ubushushu, izinto ezichasene ne-friction, iinxalenye zeC / C ezihlanganisiweyo, njl.
03 Ilaphu leCarbon Fiber
Iimpawu zeMveliso:Yenziwe nge-carbon fibre eqhubekayo okanye i-carbon fiber spun yarn. Ngokwendlela yokuluka, amalaphu e-carbon fiber anokohlulwa abe ngamalaphu alukiweyo, amalaphu anithiweyo kunye namalaphu angalukwanga. Okwangoku, amalaphu e-carbon fiber adla ngokuba ngamalaphu alukiweyo.
Esona sicelo:Ngokufanayo ne-carbon fiber eqhubekayo, esetyenziswa kakhulu kwizinto ezidibeneyo ezifana ne-CFRP, i-CFRTP okanye i-C / C yezinto ezidibeneyo, kunye neendawo zokufaka isicelo ziquka izixhobo ze-aircraft / i-aerospace, iimpahla zemidlalo kunye nezixhobo zezixhobo zoshishino.
04 Ibhanti yeCarbon Fiber ephothiweyo
Iimpawu zeMveliso:Yeyohlobo lwelaphu lekhabhoni yefiber, ekwalukwe kwifayibha yekhabhoni eqhubekayo okanye umsonto wekhabhoni ophothiweyo.
Eyona nto isetyenziswayo:Ikakhulu isetyenziselwa ukuqinisa izinto ezisekelwe kwi-resin, ngakumbi ukuveliswa kunye nokuqhutyelwa kweemveliso ze-tubular.
05 Ifayibha yekhabhoni enqunqiweyo
Iimpawu zeMveliso:Ihluke kwingcamango ye-carbon fiber spun yarn, idla ngokulungiswa ukusuka kwi-carbon fiber ngokuqhubekayo ngokucutshulwa, kwaye ubude obunqunqiweyo befayibha bunokunqunyulwa ngokweemfuno zabathengi.
Eyona nto isetyenziswayo:Ngokuqhelekileyo isetyenziswe njengomxube weeplastiki, i-resins, i-samente, njl., ngokuxuba kwi-matrix, iipropathi zomatshini, ukuxhathisa ukugqoka, ukuqhutyelwa kombane kunye nokuchasana nokushisa kunokuphuculwa; Kwiminyaka yakutshanje, iintsinga zokuqinisa kwi-3D yoshicilelo lwekhabhoni ye-carbon fibre composites ubukhulu becala zinqunqwe imicu yekhabhoni. engundoqo.
06 Ukucola i-carbon fiber
Iimpawu zeMveliso:Ekubeni i-carbon fiber yinto enqabileyo, inokulungiswa kwi-carbon fiber material emva kokugaya, oko kukuthi, ukugaya i-carbon fiber.
Esona sicelo:ifana ne-carbon fiber, kodwa ayifane isetyenziswe ekuqiniseni i-samente; ngokuqhelekileyo isetyenziselwa i-compound yeplastiki, i-resin, i-rubber, njl.
07 Imethi yeCarbon fiber
