CFC Fixtures rau cov ntawv thov kev kho cua sov

Qhov nce ntawm CFC Fixtures nyob rau hauv Kev Lag Luam Kho Kub Kub

Kev kho cua sov rau cov cua sov sawv cev rau cov peev txheej loj, nyob hauv qhov chaw tsim khoom muaj txiaj ntsig hauv pem teb, thiab feem ntau yog lub hauv paus hauv kev ua haujlwm ntau lawm. Kev kho kom zoo ntawm cov khoom siv yog qhov tseem ceeb los xyuas kom meej tias txhua qhov chaw tau txais kev hloov hluav taws xob kom raug, ua tiav cov khoom sib xws thiab cov khoom siv kho tshuab, thiab tswj xyuas qhov tseem ceeb ntawm qhov ntev.

Kev lig kev cai, cam khwb cia thiab wrought steels yog cov khoom siv ntau tshaj plaws. Txawm li cas los xij, lawv qhov siab ntom ntom siv ib feem tseem ceeb ntawm lub tshuab hluav taws xob muaj peev xwm thauj khoom, txwv tag nrho cov batch throughput. Hlau kuj tseem muaj cov coefficient siab ntawm thermal expansion (CTE), uas dhau lub sij hawm - tom qab rov raug cua kub ceev thiab cua txias cycles - ua rau distortion thiab poob ntawm fixture geometry.

Nyob rau hauv xyoo tas los no, CFC-feem ntau hu ua carbon fiber composite- tau dhau los ua cov khoom siv kho kom zoo rau ntau yam txheej txheem kev kho cua sov, muab ntau qhov zoo ntawm cov pa roj carbon monoxide fixtures. Cov txiaj ntsig tseem ceeb tshaj plaws suav nrog kev txo qis hauv qhov hnyav, uas ncaj qha nce rau lub tshuab hluav taws xob batch throughput, nrog rau kev saib xyuas qis dua thiab cov nqi kho mob vim CFC qhov tshwj xeeb tiv thaiv kev cuam tshuam thiab nws lub peev xwm los khaws cov duab thoob plaws hauv nws lub neej kev pabcuam.

Ib xyoo caum dhau los, CFC tseem raug suav tias yog ib qho kev xaiv txawv thiab kim kim, nrog rau ob peb lub tuam txhab muaj kev txawj ntse lossis kev ua tau zoo los siv nws zoo rau kev txhim kho thiab txo nqi. Txawm li cas los xij, kev nce qib tsis ntev los no tau txhawb nqa ob qho tib si CFC cov khoom siv raw khoom thiab cov txheej txheem tsim khoom, thaum cov qauv tsim tau dhau los ua kev ntseeg siab thiab rov ua dua. Raws li qhov tshwm sim, CFC fixtures tau dhau los ua tus nqi pheej yig dua thiab tam sim no muab cov kev lag luam muaj txiaj ntsig thoob plaws ntau yam kev siv. Txawm hais tias qhov kev vam meej no, kev saws me nyuam tseem qeeb, feem ntau vim muaj kev xav tsis zoo uas CFC fixtures tsis muaj lub zog thiab ruaj khov rau kev tuav cov khoom piv rau lawv cov khoom siv hlau.

Niaj hnub no, CFC fixtures tsis txwv rau cov ntawv thov nqus tsev lawm. Txoj kev loj hlob ntawm ntau yam ntawm CFC cov ntaub ntawv qib tau ua rau lawv siv hauv lwm cov txheej txheem kho cua sov, suav nrog nitriding, roj carburizing, tsis tshua muaj siab carburizing (LPC), thiab txawm tias cov txheej txheem cuam tshuam nrog cov roj quenching lossis cua cua ntawm qhov kub qis (feem ntau hauv qab 450 degree).

Vim li cas thiaj xaiv CFC Fixtures Tshaj Cast Steel Alloy Fixtures?

Cov khoom tshwj xeeb ntawm lub cev thiab tshuaj lom neeg ntawm CFC cov ntaub ntawv muab qhov zoo tshaj plaws thaum siv los ua cov khoom siv cam khwb cia hlau- muab cov txheej txheem cov txheej txheem tsim nyog.

Cov yam ntxwv tseem ceeb ntawm CFC thiab lawv cov txiaj ntsig cuam tshuam piv rau cam khwb cia steel fixtures tau piav qhia hauv qab no:

• LUB SIJ HAWM- CFC fixtures hnyav kwv yees li 10-20% ntawm qhov sib npaug alloy steel fixtures vim cov khoom qis dua. Qhov no ua rau muaj kev nyab xeeb dua los ntawm cov neeg ua haujlwm kho cua sov thiab txhim kho ergonomics. Rau cov neeg siv khoom tam sim no thauj cov khoom siv hlau rau qhov siab tshaj plaws ntawm lub tshuab hluav taws xob, hloov mus rau CFC feem ntau tuaj yeem nce ib feem ntawm 40-60% raws li qhov tshwm sim ncaj qha ntawm qhov txo qhov hnyav.
• HNUB ROG- CFC muaj zog dua cam khwb cia hlau hlau ntawm qhov kub thiab txias, yog kwv yees li kaum npaug zog ntawm 1000 degree. Qhov tseem ceeb, lub zog ntawm CFC nce nrog qhov kub thiab txias. Nws muaj kev thauj khoom zoo tshaj -cov kabmob muaj peev xwm ntawm qhov kub thiab txias, tso cai rau cov khoom thauj khoom hnyav nce mus txog 100% piv rau cov hlau cam khwb cia.
• QHOV CHAW UA HAUJ LWM- Qhov qis qis qis ntawm CFC ua kom cua sov thiab txias sai dua -feem ntau 30% sai dua li cov hlau cam khwb cia- thiab tsuas yog yuav tsum muaj ib qho -quarters ntawm cov hluav taws xob hluav taws xob tawm thaum cua sov. Qhov no ua rau lub sijhawm luv luv ntawm lub cub tawg, txo cov nqi khiav lag luam, txhim kho lub tshuab ua kom muaj peev xwm, thiab lub sijhawm ua haujlwm tsawg dua. Thaum lub sij hawm thauj khoom thiab lub cub tawg sib txawv, kev txuag hluav taws xob txog li 65% yog ua tiav.
• LONGER FIXTURE LIFE CYCLE- Lub neej ntev ntawm CFC fixtures yog kwv yees li tsib zaug ntev dua li ntawm cov cam khwb cia hlau alloy fixtures, feem ntau vim cam khwb cia hlau fixtures yuav distort, tawg, thiab ua embrittled dhau sij hawm.
• QHOV TSEEB LOS YOG TSIS TXAUS SIAB- CFC muaj qis dua coefficient ntawm thermal expansion (CTE) dua li cam khwb cia hlau alloys, ua rau nws resistant mus creep thiab distortion thaum rov ua cua sov thiab cua txias. Kev txo qis ntawm 90% ntawm tag nrho lub sijhawm ua haujlwm rov ua haujlwm tuaj yeem xav tau piv rau cov khoom siv cam khwb cia, uas ua rau txo qis kev saib xyuas thiab kho cov nqi. Tsis tas li ntawd, vim tias CFC fixtures tsis cuam tshuam, lawv tau zoo- haum rau kev tuav tswj tsis siv neeg- qhov zoo tshaj plaws rau cov chaw kho cua sov loj nrog cov khoom siv siab thiab ntau lub cub tawg tau teeb tsa hauv series.
• Txhim kho PROCESS RELIABILITY & QUALITY- CFC muaj qhov tshwj xeeb ntawm qhov raug thiab kev ruaj ntseg thaum lub sij hawm caij tsheb kauj vab, kom ntseeg tau tias cov khoom siv khaws cia lawv cov duab thiab txhua qhov chaw raug muab tso rau hauv kev ua haujlwm. Tsim kom raug fixtures uas txhawb thiab sib npaug ntawm qhov chaw ua kom ntseeg tau thiab rov ua dua, pab kom ua tau raws li qhov yuav tsum tau ua. Hauv qhov sib piv, qhov tsis ruaj khov thiab tsis muaj kev cia siab ntawm cov khoom siv cam khwb cia hlau tuaj yeem qee zaum ua rau cov khoom siv tsis raug lossis raug kho tsis raug uas yuav tsum tau ua haujlwm lossis ua haujlwm ntxiv.

Dab tsi yog qhov txwv ntawm CFC Fixtures?

Txawm hais tias CFC yog cov khoom siv kho kom zoo, qee cov txheej txheem yuav txwv tsis pub siv lossis ua rau nws tsis tsim nyog. Cov no suav nrog:

• EUTECTIC REACTIONS- Tshaj li 1000 degree, CFC tuaj yeem raug kev sib cuag nrog cov hlau alloys, ua rau tsis muaj xim, tsis xav tau carburization, lossis - mob hnyav - hauv zos eutectic melting (vuam ntawm qhov chaw rau lub fixture). Txhawm rau tiv thaiv qhov no, hybrid- hom fixtures combining CFC nrog ceramic Cheebtsam -feem ntau sintered alumina los yog alumina fiber composites- yog siv. Cov ceramics no ua cov ntsiab lus sib txuas rau cov khoom hlau thiab tuaj yeem ua kom tag nrho CFC. Xwb, CFC fixtures tuaj yeem coated nrog lub thermal barrier xws li yttria-stabilized zirconia plasma spray los tiv thaiv kev sib cuag. Txawm li cas los xij, cov coatings nyiam hnav dhau lub sijhawm, thiab cov khoom siv feem ntau yuav tsum tau rov ua dua, uas ua rau cov nqi tu. Rau cov qauv tsim kho tshiab, tsim- hauv cov ceramics feem ntau nyiam, vim lawv muab cov nqi qis, hloov pauv tau los tiv thaiv cov tshuaj tiv thaiv eutectic.
   
• REACTION Nrog OXYGEN (O₂)- Thaum raug huab cua lossis oxygen- muaj cov huab cua siab tshaj 350 degree, cov pa roj carbon hauv CFC matrix oxidizes, reacting nrog oxygen los tsim carbon dioxide (CO₂) thiab sublimating. Yog tias muaj dej vapor (H₂O), oxidation tshwm sim saum 700 degree, tsim carbon monoxide (CO) lossis CO₂ nrog rau hydrogen (H₂). Txhawm rau tiv thaiv oxidation, ntau lub tshuab hluav taws xob txuas ntxiv siv ua ntej - oxidation chambers kom tshem tawm cov pa ntau dhau los ntawm kev ntxuav nrog nitrogen thiab igniting tej pa tawm. Hauv ib qho -chamber lub tshuab nqus tsev vacuum, oxygen raug tshem tawm siv lub tshuab nqus tsev ua ntej cua sov. Thaum qhia txog CFC fixtures, cov neeg muas zaub yuav tsum xyuas kom meej tias cov fixtures tsis raug rau huab cua saum toj no 350℃ntawm tej taw tes thaum lub sij hawm tus txheej txheem. Rau cov ntawv thov uas muaj cov pa oxygen tsawg heev, cov khoom siv impregnated lossis coated CFC tuaj yeem siv tau zoo. Ua ntej- kev sim ntau lawm yog ib txwm pom zoo rau cov uas tsis yog- daim ntawv thov lub tshuab nqus tsev los ntsuas qhov kev pheej hmoo oxidation. Qhov no feem ntau suav nrog kev khiav me me CFC cov qauv los ntawm cov txheej txheem ntau lawm ntau zaus thiab ntsuas lawv tom qab txhua lub voj voog. Tsis muaj qhov poob phaus lees paub qhov tsis muaj oxidation.
   
• REACTIONS nrog xov xwm- Tsis kho CFC muaj qee qhov qhib porosity, uas tuaj yeem ua rau adsorption ntawm cov kua dej xws li quench oil lossis ntxuav cov kev daws teeb meem. Impregnated CFC, kho los ntawm tshuaj vapor infiltration (CVI) nrog phosphorus ntsev, kaw qhov porosity thiab tiv thaiv cov kua ingress. Qhov kev kho no kuj txhim kho oxidation tsis kam. Txawm li cas los xij, cov qib no raug txwv rau 900 degree, vim tias phosphorus tuaj yeem tawm ntawm qhov kub siab dua thiab tso rau ntawm cov khoom siv, txo qhov tawv tawv. Rau cov ntawv thov roj quench, ua ntej- kev sim ntau lawm nrog cov qauv me me thiab cov khoom seem yog pom zoo, tshwj xeeb tshaj yog rau cov txheej txheem roj carbon monoxide uas muaj feem cuam tshuam nrog tom qab- quench ntxuav thiab cua tempering. Ua tib zoo saib xyuas qhov ua tau zoo ntawm cov kauj ruam ntxuav, vim tias cov roj seem ntawm CFC fixtures tuaj yeem tsim cov pa taws hauv chav sov lossis txawm tias hluav taws kub yog dhau los ntawm cov nplaim hluav taws. Cov khoom siv kuaj yuav tsum tau caij ntau zaus los kuaj xyuas cov roj hloov lossis haus luam yeeb. Sij hawm dhau mus, cov roj tawg thaum kawg yuav ua kom tag nrho cov porosity ntxiv thiab tshem tawm cov pa luam yeeb ntxiv.
   

Txheej Txheem Txheej Txheem thiab CFC Fixture Design Criteria

Thaum qhia txog CFC fixtures rau siv rau ntawm lub cub tawg tshiab los yog thaum hloov cov cam khwb cia hlau uas twb muaj lawm, yuav tsum tau ua tib zoo xav txog cov txheej txheem thiab cov txheej txheem tsim fixture. Los ntawm kev ua li ntawd, qhov no ua kom ntseeg tau tias qhov khoom siv yuav haum rau lub hom phiaj thiab ua tau raws li qhov xav tau ntawm daim ntawv thov.

Cov npe hauv qab no muab cov ntsiab lus ntawm cov txheej txheem txheej txheem thiab cov txheej txheem tsim kho uas yuav tsum tau sau thiab xa mus rau peb pab pawg tsim qauv kom thiaj li tsim tau lub tswv yim tsim kho thawj zaug.

Fixture Design Criteria & Component Details

• Lub npe los yog ib feem siv rau txhua yam uas yuav tsum tau ua
• CAD qauv ntawm txhua qhov yuav tsum tau ua tiav (peb zoo siab kos npe rau NDA) lossis qhov loj me yog tias tus qauv CAD tsis tuaj yeem muab
• Kev xav tau kev taw qhia rau txhua yam khoom (xws li kab rov tav, ntsug, dai thiab lwm yam)
• Cheebtsam qhov ntev thiab cov duab tolerances
• Load ceev (cov khoom sib nrug, qhov chaw raug)
• Desired load peev (qhov chaw rau fixture)
• Cov khoom siv kho qhov muag txhawb nqa (piv txwv li cov chaw tiv tauj, kev sib cuag tag nrho

Txheej txheem txheej txheem

• Cov ntaub ntawv qib rau txhua yam ua tiav (yog li peb tuaj yeem tshawb xyuas cov tshuaj muaj pes tsawg leeg)
• Qhov hnyav ntawm txhua yam ua tiav
• Hom rauv (lub tshuab nqus tsev vacuum, pusher hom nruam, ib qho batch rauv thiab lwm yam)
• Rauv chaw thau khoom (pem hauv ntej lossis hauv qab lub qhov cub? phau ntawv lossis tsis siv neeg?)
• Qhov cub cua sov (nqus, LPC, roj) -Cov huab cua puas muaj Oxygen (O2)?
• Rauv kub profile (xws li nce temp.xdegree ib feeb, tuav ntawm 1050c thiab quench rau RT)
• Quenching nruab nrab (nitrogen / argon gas lossis roj quenching?)
• Lub qhov cub ua haujlwm siab tshaj plaws qhov ntev (L x W x H hauv mm)
• Qhov siab tshaj plaws load peev (Kg)
• Hearth rail cov ntsiab lus

· Hearth rail khoom (graphite, molybdenum, hlau)

· Tsis yog. ntawm hearth rails

· Hearth rail dav, ntev thiab qhov siab (mm)

· Sib nrug ntawm qhov chaw nres tsheb ciav hlau (mm)

• Fixture tuav txoj kev (xws li Fixtures nqa los ntawm forklifts los yog thawb nrog)
• Yog tias siv forklifts, cov ntsiab lus hauv qab no yuav pab tau:

· Tsis yog. ntawm forklift caj npab

· caj npab ntev (mm)

· caj npab dav (mm)

· Tsau lossis txav tau caj npab (yog tias txav tau, qhov sib cais siab tshaj plaws yog dab tsi)

• Tam sim no tsis muaj. ntawm qhov chaw ib qho khoom siv (rau cov khoom siv hlau cam yog tias muaj)
• Rau cov txheej txheem brazing (yog tias muaj)

· Cov khoom siv tooj dag

· Brazing kab thiab txoj hauj lwm ntawm ib feem / sib dhos

· Yog hais tias braze luj yog siv, qhov hnyav qhov ntev thiab txoj hauj lwm

Yuav ua li casXINGHUI khoomkev txhawb nqa?

XINGHUI MATERIALS tshwj xeeb hauv kev tsim thiab muab cov khoom siv Carbon Fiber Composite (CFC) cov khoom siv rau kev siv kub. Peb pab neeg ntawm cov ntaub ntawv engineers muaj ntau yam kev ua hauj lwm nyob rau hauv lub tshav kub kho industries, thiab muaj thawj txhais tes ua hauj lwm nrog ib tug ntau yam ntawm thermal txheej txheem xws li nqus cua sov, roj thiab tsis tshua muaj siab carburising (LPC), nitriding thiab ferritic nitrocarburizing.

Peb muab tag nrho cov khoom tsim kho ua haujlwm nce mus txog - pem hauv ntej thiab pub dawb rau txhua tus neeg siv khoom yam tsis tas yuav yuav khoom.

Thaum tsim cov khoom siv, peb lub hom phiaj tseem ceeb yog ib txwm muab tus nqi ntxiv rau cov neeg siv khoom, ua tiav cov nqi txuag thiab qhov kawg, txo qhov rov qab los ntawm peev (ROI) lub sijhawm. Uas tau tiav los ntawm:

• Ntxiv ib feem loading rau fixture
• Txo cov nqi hluav taws xob khiav (lub zog).
• Txhim kho qhov muaj peev xwm ntawm lub cub tawg los ntawm kev txo cov sij hawm ua haujlwm
• Txo cov nqi kho thiab kho cov nqi kho mob
• Muab cov khoom siv nrog txuas ntxiv cov khoom siv lub neej
• Txo cov khoom siv rov- cov nqi ua haujlwm

Peb cov ntaub ntawv engineers ua hauj lwm nyob rau hauv tes nrog peb pab neeg tsim thiab ua ke, lawv yuav muaj peev xwm coj koj los ntawm kev xaiv cov khoom thiab fixture tsim txheej txheem nyob rau hauv thiaj li yuav muab ib tug customized thiab coj mus muag fixturing tov.