Hauv siab -cov ntaub ntawv ua tau zoo, ua tiav cov txheej txheem durability thiab thauj khoom ntau dua - cov kabmob muaj peev xwm nrog qhov tsawg tshaj plaws ua tau yog lub hom phiaj tseem ceeb tsis tu ncua hauv kev tsim qauv engineering. Carbon fiber tubing tau maj mam tau txais txoj haujlwm tseem ceeb hauv daim teb no vim nws qhov kev ua tau zoo tshaj. Lub zog-rau- qhov hnyav piv (lub zog tshwj xeeb) ntawm cov khoom siv yog qhov tseem ceeb rau kev ntsuas nws cov qauv kev ua haujlwm thiab ncaj qha txiav txim siab nws daim ntawv thov tus nqi hauv cov qauv hnyav. Rau carbon fiber tubing, tshwj xeeb lub zog tsis yog tsuas yog ib qho kev qhia tab sis kuj tseem ceeb vim li cas nws tuaj yeem hloov cov khoom siv hlau ib txwm muaj xws li steel thiab aluminium alloys hauv siab -kev ua haujlwm engineering.
Lub zog- rau- qhov hnyav piv ntawm carbon fiber tubing yog xam piv rau cov hlau tsoos li cas?
Kev siv cov qauv hlau ASTM A36 steel ua piv txwv, nws lub zog tensile feem ntau yog li ntawm 400 txog 550 MPa, nrog qhov ceev ntawm kwv yees li 7.85 g / cm³. Hauv qhov sib piv, cov qauv carbon fiber ntau ua los ntawm Toray T700 carbon fiber tuaj yeem ua tiav tensile zog tshaj 3500 MPa, thaum lawv qhov ceev tsuas yog 1.55-1.60 g / cm³. Hais txog lub zog tshwj xeeb, carbon fiber composites feem ntau tuaj yeem ua tiav 8-10 npaug ntawm lub zog ntawm cov qauv hlau, nrog rau tus nqi pes tsawg nyob ntawm tus qauv layup thiab fiber ntau feem.
Nyob rau hauv aerospace thiab automotive engineering, txhua qhov ntxiv kilogram ntawm huab hwm coj txhais ua kom muaj roj ntau ntxiv, txo kev ua haujlwm, thiab cov nqi ntau dua. Yog li ntawd, ua tiav qhov hnyav hnyav thaum ua tau raws li qhov yuav tsum tau muaj lub zog thiab nruj yog lub tswv yim yooj yim rau kev ua haujlwm siab - qauv tsim. Los ntawm kev siv cov pa roj carbon fiber ntau, cov kws tsim khoom tuaj yeem ua tiav kev khoov thiab tensile nruj piv rau lossis txawm zoo dua li cov qauv hlau ib txwm muaj thaum txo lawv tus kheej qhov hnyav. Los ntawm qhov kev xav ntawm cov qauv kev ntseeg siab ntawm cov ntaub ntawv sib xyaw, qhov "tsawg loj- siab load-cov kabmob" tus yam ntxwv yog los ntawm kev sib koom ua ke uas cov fibers bears lub ntsiab load thiab cov resin matrix yog lub luag hauj lwm rau load hloov thiab stabilizes fiber ntau txoj hauj lwm.
Sib piv nrog cov khoom siv tsoos
| Khoom Khoom | Steel Qauv (A36) | Aluminium Alloy (6061-T6) | Txheem Carbon Fiber Tubes (T700) |
| Qhov ceev (g / cm³) | 7.85 | 2.70 | 1.60 |
| Tensile zog (MPa) | 450 | 310 | 3500 - 4900 |
| Tensile Modulus (GPa) | 200 | 69 | 230 - 240 |
| Lub zog tshwj xeeb (kN·m / kg) | 57 | 115 | 2187 |
| Corrosion Resistance | Tsawg | Nruab nrab | Zoo heev |
Cov kev lag luam twg tuaj yeem tau txais txiaj ntsig zoo tshaj plaws los ntawm cov khoom tshwj xeeb ntawm cov roj carbon fiber ntau?
Kev lag luam aerospace yog ib qho ntawm cov haujlwm ntxov tshaj plaws kom ua tiav qhov loj - daim ntawv thov ntawm carbon fiber tubing, nrog rau cov tub ntxhais tsav tsheb yog qhov txo qis ntawm cov dav hlau khoob qhov hnyav. Hauv kev lag luam aviation, txhua qhov kev txo qis hauv cov qauv tsim ncaj qha txhais mus rau hauv kev txhim kho roj efficiency, nce ntau, lossis nce payload, yog li txhim kho kev lag luam ntawm tag nrho lub neej kev ua haujlwm.
Cov tiam tshiab ntawm cov khoom siv sib xyaw cov neeg caij dav hlau, ua piv txwv los ntawm Boeing 787 Dreamliner, muaj cov ntaub ntawv sib xyaw (feem ntau carbon fiber reinforced composites) suav txog ntau dua 50% ntawm nws cov qauv fuselage. Lub zog siab no -rau- qhov hnyav piv pub rau cov neeg tsim qauv los txhim kho lub fuselage layout yam tsis muaj kev cuam tshuam cov qauv kev nyab xeeb, ua kom muaj cov yam ntxwv xws li lub qhov rais loj dua thiab qib siab dua hauv chav tsev, yog li pab txhawb cov neeg caij tsheb. Kev sib xyaw ua ke ntawm cov khoom siv hnyav thiab kev ua haujlwm siab yog ib qho ntawm cov tseem ceeb uas ua rau kev ua tau zoo ntawm cov tiam no ntawm aircraft.
Hauv kev lag luam tsheb, tshwj xeeb tshaj yog nyob rau hauv siab - kev ua tau zoo sib tw tsheb thiab supercars, carbon fiber tubing yog dav siv hauv cov qauv monocoque, driveshafts, ncua kev tswj caj npab, thiab yob tawb tshuab. Piv txwv li, hauv Formula One cov tsheb sib tw, lub chassis thiab lub zog nqus cov qauv siv dav siv cov khoom siv carbon fiber ntau. Nws cov txiaj ntsig tsis yog tsuas yog txo qis hauv huab hwm coj tab sis kuj tseem muaj lub zog nqus tau zoo heev. Raws li kev tswj tsis tau cov qauv, cov ntaub ntawv sib xyaw tuaj yeem cuam tshuam lub zog cuam tshuam los ntawm cov txheej txheem xws li delamination thiab fiber ntau tawg, thaum zam kev nce ntau dhau ntawm lub tsheb tag nrho inertial loj.
Qhov kev thov rau carbon fiber tubing kuj tau nce ntau hauv kev lag luam automation sector. Rau siab -ceev robotic caj npab, lub sij hawm sib npaug ntawm inertia ntawm cov khoom txav ncaj qha txiav txim siab lawv lub peev xwm acceleration / deceleration thiab lub sij hawm voj voog. Los ntawm kev hloov cov hlau caj npab ntu nrog carbon fiber tubing, huab hwm coj tuaj yeem txo qis thaum tswj cov txheej txheem rigidity, yog li ua tiav cov lus teb ceev dua thiab qhov tseeb qhov chaw zoo dua. Qhov loj no - kev ua kom zoo nruj nruj muaj qhov cuam tshuam ncaj qha rau kev txhim kho cov khoom lag luam hauv ib lub sijhawm.
Nyob rau hauv kev kho mob engineering, carbon fiber composites yog dav siv nyob rau hauv imaging txaj boards, phais kev pab txhawb nqa, thiab prosthetic Cheebtsam vim lawv zoo heev tawg permeability. Cov khoom pov thawj tsis tshua muaj siab X-ray cuam tshuam, nrog rau qhov muaj zog tshwj xeeb thiab kev tiv thaiv corrosion, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov khoom siv hauv cov khoom siv duab.
Tsis tas li ntawd, telescopic carbon fiber tubing tau hloov kho cov qauv tsim hauv kev lag luam khoom siv duab. Lub teeb yuag, siab -rigidity tripods, jib caj npab, thiab stabilization systems pab cov kws yees duab kom muaj kev ruaj ntseg thiab tsis tshua muaj kev vibration teb thaum nqa cov khoom siv rau lub sijhawm ntev. Daim ntawv thov dav dav no thoob plaws ntau thaj chaw, suav nrog aerospace, tsheb, kev lag luam automation, thiab kev kho mob, qhia tau hais tias lub zog siab - rau - qhov hnyav piv ntawm carbon fiber tubing tsis txwv rau cov xwm txheej tshwj xeeb engineering tab sis sawv cev rau cov qauv kom zoo dua nrog rau kev tsim khoom siv thoob ntiaj teb.
Yuav ua li cas cov txheej txheem tsim xws li pultrusion thiab consumable winding cuam tshuam kev ua tau zoo ntawm carbon fiber raj?
Cov txheej txheem tsim cov pa roj carbon fiber ntau ncaj qha txiav txim siab lawv cov ntim fiber ntau, porosity, thiab layup orientation, yog li cuam tshuam rau qhov kawg ntawm lub zog thiab tag nrho cov khoom siv kho tshuab. Cov txheej txheem molding sib txawv pom qhov sib txawv ntawm cov qauv anisotropy tswj thiab cov qauv nqi.
Pultrusion
Pultruded carbon fiber tubes yog tsim los ntawm kev nruam ntau lawm los ntawm kev kos ib lub nras txuas ntxiv ntawm cov roj carbon fibers los ntawm thaj chaw resin impregnation thiab tom qab ntawd kho nws hauv cov pwm kub. Cov fibers nyob rau hauv cov txheej txheem no feem ntau yog axially (0 degree), ua rau axial tensile zoo heev thiab flexural txhav. Txawm li cas los xij, vim tias tsis muaj qhov txaus txaus thiab ± 45℃cov txheej txheem ntxiv, lawv cov crush kuj, shear resistance, thiab torsional kuj tseem txwv. Pultruded carbon fiber tubes yog tsim rau ntev, ncaj Cheebtsam thiab muab cov txiaj ntsig zoo ntawm cov nqi thiab sib xws.
Prepreg coils
Yob- cov txheej txheem tsim feem ntau yog siv rau me me - txoj kab uas hla, siab - cov tubing precision. Prepreg carbon fiber ntaub yog qhwv nyob ib ncig ntawm ib tug mandrel raws li ib tug tsim layup ib theem zuj zus thiab kho nyob rau hauv kev tswj kub thiab siab. Txoj kev no tso cai rau cov stacking ntawm multi-directional layups (0 degree, ± 45 degree, 90 degree, thiab lwm yam) nyob rau hauv ib lub phab ntsa thickness, ua kom tiav quasi-isotropic los yog directionally reinforced lug. Multi- kev taw qhia kev txhawb nqa tau zoo txhim kho tag nrho cov qauv kev ncaj ncees, muab cov raj sib npaug ntawm lub zog thiab nruj hauv cov lus qhia axial, circumferential, thiab torsional.
Hauv cov ntsiab lus, qhov kev ua tau zoo ntawm carbon fiber tubes tsis yog tsuas yog txiav txim siab los ntawm qib fiber ntau, tab sis yog los ntawm kev ua kom zoo ntawm cov khoom siv, kev tsim qauv, thiab txheej txheem molding. Hauv kev ua haujlwm siab - cov ntawv thov kev ua tau zoo, kev tsim qauv tsim thiab kev tsim khoom yog qhov tseem ceeb sib npaug.
Xaus
Lub zog-rau- qhov hnyav piv ntawm carbon fiber tubing tuav txoj haujlwm tseem ceeb hauv kev tsim qauv engineering. Nws ncaj qha txiav txim siab qhov ua tau zoo ntawm cov qauv txheej txheem thiab yog qhov tseem ceeb hauv kev txhim kho tsheb dynamic teb, optimizing aircraft roj kev lag luam, txhim kho neeg hlau dynamic kev ua tau zoo, thiab txhim kho kev nyab xeeb ntawm cov khoom siv kho mob. Nyob rau hauv cov txheej txheem mechanics theem, cov synergistic nyhuv ntawm tsawg ceev thiab siab daim ntawv cog lus zog enables cov khoom mus cuag ntau dua load- bearing muaj peev xwm thiab txhav tso zis rau ib chav tsev loj.
Txawm hais tias qhov kev sib tham sib piv qhov kev ua tau zoo ntawm cov khoom sib txawv, lossis hauv kev siv engineering ntawm high -modulus carbon fiber tubes, lub hom phiaj tseem ceeb tseem zoo ib yam: kom ua tiav cov qauv kev ua tau zoo dua thiab kev ua haujlwm zoo nrog cov khoom siv qis dua thiab kev txwv tsis zoo.
Tiv tauj peb
Yog xav paub ntxiv txog peb cov pa roj carbon fiber ntau thiab lawv yuav ua li cas thiaj li txhawb nqa koj cov haujlwm ua haujlwm, tiv tauj peb ntawm sales18@julitech.cn lossis WhatsApp (+86 18822947075). Peb pab pawg kws tshaj lij tau npaj los pab koj txhim kho koj cov qauv tsim nrog lub xeev - ntawm - - cov kev daws teeb meem carbon fiber.
