Vim li cas Carbon Fiber Tubes thiaj li hnav? Nkag siab qhov laj thawj rau lawv qhov qis qis

Vim li cas Carbon Fiber Tubes thiaj li hnav?

Cov pa roj carbon fiber ntau yog siv dav hauv cov qauv hauv dav hlau, UAV thav duab, caj npab neeg hlau, nuv ntses, lub koob yees duab txhawb nqa, cov cuab yeej siv kho mob, automation machinery, cov khoom siv kis las, thiab lwm yam kev siv uas qhov hnyav ntawm cov qauv. Their popularity comes from a combination of low density, high stiffness, high tensile strength, corrosion resistance, and the ability to tailor fiber orientation to the direction of applied loads.

Tab sis yog vim li cas carbon fiber tubes thiaj li sib sib zog nqus?Cov lus teb tsis yog hais tias carbon fiber yog "sib dua li hlau." Kev coj tus cwj pwm ntawm lub raj carbon fiber ntau yog los ntawm kev sib cuam tshuam ntawm cov khoom siv ntom ntom, tubular geometry, fiber ntau orientation, fiber ntau feem, cov ntsiab lus resin, thiab kev tsim tshuab.

Ib tus neeg sawv cev siab -lub zog carbon fiber xws li Toray T700S muaj cov lus qhia fiber ntau ntom ntawm 1.80 g / cm³, tensile zog ntawm 4,900 MPa, tensile modulus ntawm 230 GPa, thiab filament txoj kab uas hla ntawm kwv yees li 7 μm. Toray tseem qhia txog T700S / epoxy composite zoo li qub ntawm 60% fiber ntau, suav nrog 2,{11}} MPa tensile zog thiab 134 GPa tensile modulus.

Cov lej no pab piav qhia vim li cas cov raj carbon fiber ntau tuaj yeem ua tiav cov qauv kev ua haujlwm siab yam tsis tas yuav tsum muaj cov khoom sib txuas nrog cov khoom siv hlau.

Txawm li cas los xij, muaj qhov sib txawv tseem ceeb: carbon fiber yog qhov txhawb nqa, thaum lub raj carbon fiber feem ntau yog cov qauv sib xyaw. Lub raj tiav lawm muaj cov carbon fibers, polymer resin, thiab qee zaum ntxiv nto lossis cov ntaub ntawv tseem ceeb. Consequently, its final density and mechanical performance depend on the complete manufacturing design.

Cov ntu hauv qab no tshuaj xyuas cov kev tshawb fawb tom qab lub teeb yuag carbon fiber raj, piav qhia txog cov ntsiab lus ntawm engineering, piv cov raj carbon fiber nrog cov pa hlau, thiab sib tham txog cov teeb meem tsim khoom thiab cov kev daws teeb meem.

Dab tsi yog qhov ntom ntawm Carbon Fiber Tubes?

Qhov ceev yog qhov pib ntawm kev nkag siab txog cov khoom siv hnyav. Hauv engineering, qhov ceev yog txhais raws li qhov loj ntawm ib chav tsev ntim: ρ=m / V qhov twg ρ yog qhov ntom, m yog qhov loj, thiab V yog ntim. A material with lower density contains less mass in the same volume. Cov pa roj carbon fiber tshwj xeeb yog qhov txaus nyiam vim tias cov fibers lag luam feem ntau muaj qhov ntom ntom ntawm 1.75-1.90 g / cm³, nyob ntawm qib thiab cov qauv. Toray's T700S muab cov ntaub ntawv siv tau zoo. Nws luam tawm fiber ntau ceev yog 1.80 g / cm³, thaum nws tensile zog yog 4,900 MPa thiab tensile modulus yog 230 GPa. Hexcel's luam tawm PAN carbon- cov ntaub ntawv fiber ntau kuj qhia tau tias siab -kev ua tau zoo carbon fibers feem ntau nyob ze rau qhov ntom ntom no. Piv txwv li, nws cov ntaub ntawv qhia AS4 nyob ib ncig ntawm 1.79 g / cm³, IM7 ncig 1.80 g / cm³, thiab HM63 nyob ib ncig ntawm 1.76 g / cm³.

Rau kev sib piv, cov khoom siv sib xyaw ua ke muaj ntau qhov sib txawv.

Rau ib tug tiav carbon fiber tube engineers yuav tsum tsis txhob tsuas luam cov fiber ntau ntom los ntawm ib tug carbon fiber datasheet. Lub raj kuj muaj cov resin.

Qhov kawg tube ceev yog li ntawd nyob ntawm:

• Carbon fiber ntau qib
• Resin ceev
• Fiber ntau qhov feem
• Cov ntsiab lus tsis muaj tseeb
• Fiber ntau orientation
• Tube phab ntsa thickness
• Cov txheej txheem tsim khoom
• Nto coatings
• Ntxig lossis cov ntaub ntawv ntxiv

Qhov kev sib txawv no yog qhov tseem ceeb tshwj xeeb tshaj yog thaum muab cov pa roj carbon fiber ntau nrog cov txhuas los yog steel tubing. Qhov sib piv kom raug yuav tsum yog nruab nrab ntawm cov khoom tiav nrog cov txheej txheem sib npaug -tsis yog ntawm cov fibers nyoos thiab hlau.

Vim li cas Tubular Shape Ua Carbon Fiber Tubes txawm hnyav dua -Nyob zoo?

Qhov thib ob yog vim li cas carbon fiber raj yog lub teeb yuag yog lawv cov geometry. Lub raj tsis tas yuav muaj cov khoom siv thoob plaws hauv nws cov ntoo khaub lig-section. Hloov chaw, feem ntau ntawm nws cov khoom siv yog nyob ib ncig ntawm lub cheeb tsam sab nrauv, tsim kom muaj lub sijhawm siab thib ob ntawm cheeb tsam, tseem hu ua thaj tsam lub sijhawm ntawm inertia. Qhov no yog cov cuab yeej geometric uas piav qhia txog qhov ua tau zoo li cas ntawm tus ntoo khaub lig- ntu faib cov ntaub ntawv txheeb ze rau lub axis dabtsi yog khoov. Rau dabtsi yog khoov, txav cov khoom kom deb li deb ntawm qhov nruab nrab axis tuaj yeem ua kom muaj zog dabtsi yog khoov yam tsis muaj qhov loj ntawm qhov sib npaug.

Qhov no piav qhia vim li cas cov raj siv dav hauv cov qauv xws li:

• UAV arms
• Tsheb kauj vab ncej
• Robotic links
• Lub koob yees duab booms
• Telescopic ncej
• nuv ntses
• Cov tswv cuab ntawm Aerospace structural
• Tsav shafts Industrial rollers

Yuav Ua Li Cas Fiber Orientation Ua Carbon Fiber Tubes muaj zog yam tsis ua rau lawv hnyav?

Qhov thib peb yog vim li cas yog fiber ntau orientation. Carbon fiber ntau yog anisotropic. Qhov no txhais tau tias nws cov khoom siv kho tshuab sib txawv raws li kev coj ua. Toray's T700S qhia qhov sib txawv ntawm fiber ntau-qib thiab kev coj tus cwj pwm hloov pauv. Cov fiber ntau muaj lub zog tensile ntawm 4,900 MPa thiab modulus ntawm 230 GPa, thaum lub normalized 60% -fiber- ntim epoxy composite tau qhia 0℃tensile zog ntawm 2, 860 MPa thiab tensile modulus ntawm 134 GPa. Yog vim li cas rau qhov kev taw qhia kev ua tau zoo yog kev taw qhia ntawm cov roj carbon fibers. Lub raj feem ntau ua rau axial nro cov txiaj ntsig los ntawm cov fibers taw qhia ze rau 0 degree, sib npaug rau lub raj axis. Lub raj raug torsion yuav tsum muaj qhov tseem ceeb ± 45℃qhov cuab lub zog, vim tias cov fibers no muaj peev xwm nqa cov kev ntxhov siab. Lub nkoj siab yuav xav tau txoj hlua khi- taw qhia kev txhawb nqa, vim tias kev ntxhov siab nyob ib puag ncig yog qhov tseem ceeb.

Cov pa roj carbon fiber ntau lub raj siv tau yog li siv ntau yam kev taw qhia:

• 0 degree: axial txhav thiab tensile lub zog
• ± 45 degree: torsional thiab shear kev ua tau zoo
• 90 degree: transverse stability thiab hoop reinforcement
• Hybrid layups: sib npaug ntau cov ntaub ntawv load

Qhov no yog qhov sib txawv loj ntawm cov pa isotropic hlau. Lub raj steel feem ntau muaj cov khoom zoo sib xws hauv cov lus qhia sib txawv. Cov pa roj carbon fiber ntau tuaj yeem tsim kho kom qhov kev txhawb nqa muaj zog nyob qhov twg cov khoom siv tau tshwm sim.

Lub zog-rau-Qhov hnyav npaum li cas ntawm Carbon Fiber Tubes piv nrog txhuas thiab hlau?

Lub zog-rau- qhov hnyav piv yog ib lub ntsiab lus tseem ceeb tshaj plaws hauv kev tsim vaj tsev sib sib zog nqus. Lub ntsiab lus technical yog lub zog tshwj xeeb, uas feem ntau qhia tias lub zog tensile muab faib los ntawm qhov ceev. Ib qho piv txwv zoo sib xws, nruj nruj, piv rau Young's modulus nrog qhov ntom ntom. Siv Toray's T700S fiber ntau ua piv txwv: Tensile zog=4,900 MPa Ceev=1.80 g/cm³ Tensile modulus=230 GPa Cov khoom no tsim muaj fiber ntau ntau-qib lub zog tshwj xeeb thiab nruj nruj. Tab sis cov engineers yuav tsum tau ceev faj thaum ua kev sib piv ncaj qha. Cov pa roj carbon fiber ntau yog cov laminate sib xyaw, thaum lub raj txhuas lossis hlau feem ntau yog cov qauv isotropic metallic. Qhov kev ua tau zoo kawg yog nyob ntawm phab ntsa thickness, txoj kab uas hla, kev tsim khoom, cov pob qij txha, cov buckling hauv zos, kev cuam tshuam, thiab kev thauj mus los.

DOE kev tshawb fawb txheeb xyuas cov pa roj carbon fiber ntau ua ib qho ntawm cov khoom siv hnyav hnyav uas muaj peev xwm txo tau cov khoom loj. Nws txoj kev pab cuam thauj mus los kwv yees tias carbon fiber composites tuaj yeem txo qhov hnyav ntawm qee yam khoom los ntawm kwv yees li 50-70%, thaum tseem ceeb toom tus nqi, koom nrog, ua qauv, thiab rov ua dua tshiab raws li cov teeb meem tseem ceeb. DOE kuj tau hais tias qhov txo qis ntawm 10% ntawm lub tsheb hnyav tuaj yeem ua rau kwv yees li 6-8% kev txhim kho hauv kev lag luam roj, txawm hais tias qhov system tiag tiag- cov txiaj ntsig tau nyob ntawm seb lub tsheb tsim thiab kev ua haujlwm.

Qhov no qhia tau hais tias yog vim li cas lub teeb yuag carbon fiber raj muaj nuj nqis tshaj lub raj nws tus kheej. Txo qhov loj ntawm lub caj npab txav neeg hlau, UAV boom, tsav ncej, lossis cov qauv hauv dav hlau tuaj yeem txo cov khoom thauj ntawm lwm cov khoom.

Piv txwv li, ib qho kev sib txuas neeg hlau tuaj yeem txo cov kev xav tau ntawm actuator. Lub sib zog UAV boom tuaj yeem txo cov txheej txheem loj uas yuav tsum tau nqa tsis tu ncua. Lub sib zog tig ncej tuaj yeem txo qhov kev sib hloov inertia. Yog li ntawd, qhov txiaj ntsig tiag tiag ntawm cov raj carbon fiber ntau feem ntau yog qhov system- qib txo qis, tsis yog tsuas yog ua ib qho khoom sib zog.

Vim li cas Carbon Fiber Tubes tuaj yeem hnav yam tsis poob Rigidity?

Kev sib sib zog nqus feem ntau ua rau muaj kev txhawj xeeb: yog tias lub raj ua nyias, nws puas yuav hloov tau? Cov lus teb yog nyob ntawm seb tus tsim yog tswj los ntawm lub zog los yog nruj. Lub zog muaj kev txhawj xeeb seb cov khoom puas tuaj yeem tiv taus qhov kev thov tsis ua haujlwm. Kev nruj kev txhawj xeeb ntau npaum li cas cov khoom deforms nyob rau hauv qhov load.

Rau ntau cov pa roj carbon fiber ntau, qhov nruj dua li qhov kawg tensile lub zog txiav txim siab qhov xav tau ntawm phab ntsa thickness.

Qhov no yog qhov tseem ceeb tshwj xeeb rau:

• Robotic caj npab
• UAV booms
• Lub koob yees duab txhawb lub raj
• Precision tshuab Cheebtsam
• Telescopic qauv
• Kav hlau txais xov txhawb
• Cov khoom siv kho qhov muag
• Cov khoom siv automation

Ib feem yuav muaj lub zog tensile txaus tab sis tseem deflect ntau dhau. Piv txwv li, nyob rau hauv ib tug neeg hlau caj npab, ntau deflection yuav txo tau positioning raug txawm tias lub raj tsis mus txog nws load tsis ua hauj lwm. Cov pa roj carbon fiber ntau lub modulus tuaj yeem yog qhov tseem ceeb heev. Toray qhia txog T700S fiber ntau modulus ntawm 230 GPa thiab normalized composite tensile modulus ntawm 134 GPa ntawm 60% fiber ntau. Technical annotation - Young's Modulus: Young's modulus ntsuas elastic stiffness. Qhov ntau dua modulus feem ntau txhais tau tias tsis tshua muaj elastic deformation nyob rau hauv ib qho kev ntxhov siab nyob rau hauv cov khoom siv elastic ntau. Txawm li cas los xij, tube txhav tsis yog txiav txim los ntawm modulus ib leeg.

Nws kuj nyob ntawm:

• Tube txoj kab uas hla
• Phab ntsa thickness
• Hla -sectional geometry
• Fiber ntau orientation
• Kev them nyiaj yug tej yam kev mob
• Tube ntev
• Load kev taw qhia

Yog li ntawd, ua kom lub cheeb sab nraud tuaj yeem txhim kho khoov khov kho kom zoo dua li tsuas yog ntxiv cov phab ntsa tuab. Qhov no yog ib qho laj thawj loj - txoj kab uas hla, nyias- cov phab ntsa carbon fiber ntau yog qhov txaus nyiam rau kev siv cov qauv siv. Tus tsim qauv tuaj yeem siv ob qho tib si ntawm cov khoom siv nruj nruj thiab qhov ua haujlwm zoo ntawm cov tubular cross-section.

Yuav Ua Li Cas Lub Teeb Carbon Fiber Tubes Tsim?

Cov txheej txheem tsim khoom muaj kev cuam tshuam rau qhov hnyav kawg thiab cov khoom siv ntawm cov pa roj carbon fiber ntau. Ntau yam kev tsim khoom siv tau dav siv.

1. Pultrusion Pultrusion txuas ntxiv rub cov pa roj carbon fibers los ntawm cov txheej txheem resin thiab rhuab sib sau tuag.

Nws yog tshwj xeeb tshaj yog haum rau:

• Ncaj rods
• Cov raj
• Profiles
• Qauv kab teeb
• Kev tsim khoom tsis tu ncua

Pultrusion tuaj yeem tsim cov ntoo khaub lig zoo sib xws -sections thiab muaj zog longitudinal reinforcement.

2. Filament Winding Filament winding tso cov resin txuas ntxiv -impregnated fibers nyob ib ncig ntawm lub mandrel ntawm cov ces kaum tswj.

Nws yog tshwj xeeb tshaj yog haum rau:

• Cov raj
• Cov hlab ntsha siab
• Tsav ncej
• Cov qauv cylindrical

Lub kaum sab xis winding tuaj yeem ua kom zoo raws li axial, hoop, thiab torsional loading.

3. Roll Wrapping Roll wrapping siv prepreg lossis carbon fiber ntaub qhwv ib ncig ntawm lub mandrel.

Nws yog feem ntau siv rau:

• Cov pa roj carbon fiber ntau
• Telescopic tubes
• Cov khoom siv ua kis las
• Lub koob yees duab ncej
• Industrial tubes

Xaus

Cov pa roj carbon fiber ntau yog lub teeb yuag vim tias carbon fiber muaj qhov ntom ntom thaum muab lub zog zoo thiab nruj. Lawv cov qauv hollow ntxiv txo cov khoom siv tsis tsim nyog yam tsis muaj kev cuam tshuam cov qauv kev ua haujlwm. Los ntawm optimizing fiber ntau orientation thiab raj tsim, manufacturers muaj peev xwm ua tau ib tug siab zog - rau - luj piv. Cov txiaj ntsig zoo no ua rau cov roj carbon fiber ntau zoo tagnrho rau cov drones, robotics, aerospace, cov khoom ua si, automation machinery, thiab lwm yam kev siv lub teeb yuag.

Tiv tauj peb

Nrhiav lub teeb yuag, siab -lub zog carbon fiber tubing rau koj qhov project? Peb muab cov kev cai ntau thiab tsawg, cov duab, kho qhov chaw, thiab fiber ntau orientations kom tau raws li ntau yam kev thov. Tiv tauj peb hnub no ntawm email: sales18@julitech.cn lossis WhatsApp +86 18822947075 rau kev daws teeb meem ntawm cov khoom siv, kev sib tw nqi, thiab kev txhawb nqa sai. Qhia rau peb paub koj qhov kev xav tau-peb yuav pab koj coj koj cov qauv tsim rau lub neej.

Cov ntaub ntawv

Toray Composite Materials America - TORAYCA™ T700S Carbon Fiber Data Sheet

US Department of Energy - Cov khoom siv hnyav rau tsheb thiab tsheb

Muab cov ntaub ntawv sib piv rau T700S, T700G, T800H thiab lwm qib carbon fiber ntau.