Titanium seamless rajyog cov khoom tseem ceeb hauv ntau qhov kev lag luam, suav nrog aerospace, kev kho mob, kev ua tshuaj lom neeg, thiab kev tsim hluav taws xob, vim lawv lub zog zoo heev, qhov hnyav qis, thiab zoo heev corrosion kuj. Txawm li cas los xij, thaum lub caij txias dov txheej txheem ntawm kev tsim khoomTitanium seamless raj, ib qho teeb meem uas tshwm sim yog qhov tsis sib xws ntawm lub raj kawg (xws li qhov kawg tawg, "ntses- qhov ncauj" tshwm sim, thiab phab ntsa thickness fluctuations), uas tuaj yeem cuam tshuam rau qhov kawg ntawm cov khoom zoo thiab kev ua haujlwm.
Hauv tsab xov xwm no, peb yuav tshawb txog qhov ua rau muaj qhov tsis sib xws ntawm lub raj xaum thaum lub caij txias dov txheej txheem ntawmTitanium seamless rajthiab muab cov kev daws teeb meem zoo los kov yeej cov kev cov nyom no, ua kom cov khoom tsim tau zoo - zooTitanium seamless raj.
Nkag siab txog Cov Txheej Txheem Txias Rolling ntawm Titanium Seamless Tubes
Ua ntej delving rau hauv qhov ua rau ntawm qhov tsis sib xws ntawm lub raj xaum, nws yog ib qho tseem ceeb kom nkag siab txog cov txheej txheem txias dov ntawmTitanium seamless raj. Txias dov yog txheej txheem hlau siv nyob rau hauv chav tsev kub kom txo cov thickness ntawm titanium raj. Thaum lub sij hawm tus txheej txheem no, lub titanium raj yog compressed los ntawm ib tug khub ntawm yob, ua rau cov hlau elongate thiab lub raj txoj kab uas hla yuav txo.
Txias dov yog nyiam dua kub dov rauTitanium seamless rajvim nws txhim kho cov khoom kawg qhov tseeb qhov tseeb, nto zoo, thiab cov khoom siv kho tshuab. Txawm li cas los xij, kev tuav lub thickness ntawm tag nrho ntev ntawm lub raj yog ib qho kev sib tw, tshwj xeeb tshaj yog nyob rau hauv lub raj kawg. Qhov teeb meem no tshwm sim los ntawm ntau yam.
Ua rau muaj qhov tsis sib xws ntawm qhov kawg ntawm Titanium Seamless Tubes
Uneven defects ntawm qhov kawg ntawmTitanium seamless rajtuaj yeem raug ntaus nqi rau ntau yam, ob qho tib si muaj feem xyuam rau cov yam ntxwv ntawm cov khoom siv thiab cov txheej txheem txias dov. Nov yog qee qhov laj thawj tseem ceeb:
1. Tsis sib npaug ntawm kev sib faib siab thaum dov
Ib qho ntawm cov laj thawj tseem ceeb ntawm cov raj tsis sib luag yog qhov tsis sib xws ntawm kev sib faib ntawm lub siab thaum lub caij txias dov. Thaum lub titanium raj dhau los ntawm cov yob, lub siab feem ntau tsis sib npaug, tshwj xeeb tshaj yog nyob rau hauv lub raj kawg. Qhov no tuaj yeem ua rau lub raj xaus yog tuab lossis nyias dua li lwm ntu, ua rau muaj qhov tsis zoo.
2. Kev hloov pauv ntawm cov khoom vaj khoom tsev
Thaum titanium alloys paub txog lawv cov khoom zoo heev, lawv cov yam ntxwv ntawm cov khoom siv (xws li hardness thiab tensile zog) tuaj yeem sib txawv raws qhov ntev ntawm lub raj. Cov kev hloov pauv no tuaj yeem yog vim qhov sib txawv ntawm cov alloy muaj pes tsawg leeg, qhov kub thiab txias, lossis qhov cua txias. Cov kev tsis sib haum xeeb no tuaj yeem ua rau muaj qhov tsis sib xws thaum lub caij txias dov, uas ua rau muaj qhov tsis xws luag ntawm lub raj kawg.
3. Lubrication tsis txaus
Lubrication plays lub luag haujlwm tseem ceeb hauv cov txheej txheem txias dov. Yog tias lubrication tsis txaus lossis tsis sib xws, kev sib txhuam ntawm cov yob thiab covTitanium seamless rajnce, ua rau cov hlau tsis sib xws. Thaum lub lubricant tsis siv nyob rau hauv tib lub raj, cov hlau ntawm qhov kawg yuav deform txawv dua li nyob rau hauv lub hauv paus, uas ua rau thickness variations thiab defects nto.
4. Kev ua tsis ncaj ntawm cov yob
Misalignment ntawm cov yob tuaj yeem ua rau qhov tsis sib xws ntawm kev faib tawm thaum lub caij txias dov. Txawm tias me me yob misalignments tuaj yeem ua rau muaj qhov sib txawv ntawm cov raj tuab, tshwj xeeb tshaj yog nyob rau ntawm lub raj kawg, ua rau muaj qhov tsis xws luag. Kev sib raug zoo yob yog qhov tseem ceeb kom ua tau raws li qhov sib txawv ntawm qhov sib txawv thiab qhov sib npaug ntawm txoj kab uas hla.
Txheej txheem cej luam ntawm Cov Txheej Txheem Txias Rolling: Cov cuab yeej siv thiab cov tsis xws luag
1. Main Rolling Khoom
Tam sim no,Titanium seamless rajFeem ntau yog txias dov siv peb hom khoom: reciprocating (Pierre- hom) dov mills, uas yog tsim rau siab -precision ib zaug- dhau dov tab sis muaj kev ua haujlwm qis dua; ob - yob (LG) thiab ntau- yob (LD) mills, uas ua tiav cov phab ntsa txo qis los ntawm ntau qhov kev hla tab sis nyuaj rau kev tswj hwm qhov tseeb ntawm qhov tseeb. Txawm hais tias siv cov cuab yeej siv,Titanium seamless rajfeem ntau undergo 5-10 dhau mus ua kom tiav qhov xav tau qhov ntev.
2. Tej yam tsis xws luag ntawm Tube kawg
Xaus Cracking: Cov npoo ntawm lub raj tsis muaj kab nrib pleb vim muaj kev ntxhov siab, uas tuaj yeem txuas ntxiv thaum dov.
"Ntses-qhov ncauj" Phenomenon: Lub raj xaus ua ib qho tsis sib xws flared, yuav tsum tau ntxiv lub taub hau trimming.
Phab ntsa Thickness Hloov: Nyob rau hauv qhov kawg 1% ntawm lub raj ntev, phab ntsa thickness qhia tau hais tias muaj kev hloov pauv, nrog qhov siab tshaj qhov sib txawv mus txog 0.27mm, deb tshaj qhov sib txawv ntawm 0.05-0.10mm.
Hauv -Kev tsom xam qhov tob: Cov laj thawj tseem ceeb ntawm kev tsis sib xws ntawm Tube Xaus
1. Cov Khoom Siv Hluav Taws Xob: Cov Khoom Siv Hluav Taws Xob Hluav Taws Xob yog qhov tseem ceeb
Ib qho ntawm cov laj thawj tseem ceeb ntawm qhov tsis zoo ntawm lub raj kawg yog qhov sib txawv ntau dhau ntawm qhov sib txuas ntawm cov tub ntxhais pas nrig thiab nws cov carriage. Raws li cov qauv tsim, qhov sib txawv ntawm spline yuav tsum tsawg dua lossis sib npaug li 8 hli, tab sis hauv kev tsim khoom tiag tiag, qee qhov kev ntsuas cov cuab yeej qhia pom qhov khoob loj li 20 hli, uas ua rau axial txav ntawm cov tub ntxhais qws thaum dov.
Tom qab-tuag-center Feeding Stage: Cov tub ntxhais pas nrig txav nrog lub raj dawb paug, nrog rau qhov kev hloov pauv tiag tiag mus txog 10mm, deb tshaj li 0.5mm tso cai.
Ua ntej-tuag-center Rolling Stage: Lub caij nplooj ntoos hlav quab yuam thawb cov tub ntxhais pas nrig rov qab, sib cais los ntawm lub qhov zoo, thaum kawg ua rau cov phab ntsa tsis sib xws.
Tom qab ntawv pov thawj pom tau hais tias kho qhov sib txawv ntawm spline mus rau tus nqi tsim tawm tshem tawm qhov tsis sib xws ntawm lub raj kawg.
2. Cov cuab yeej thiab cov txheej txheem tsis ua haujlwm: Kev cuam tshuam me me
Kev tshuaj xyuas tau pom tias qhov tseeb ntawm cov pwm pwm (sab saum toj thiab sab hauv pwm qhov qhib qhov sib txawv, qhov khoob, thiab iav khib qhov khoob) thiab lub qhov sib txawv ntawm qhov sib txawv (tsuas yog 0.02mm) nyob rau hauv ib txwm muaj, txiav txim siab cov cuab yeej cuab tam. Tsis tas li ntawd, synchronized saib xyuas ntawm dov ceev, pub tus nqi, thiab elongation pom zoo ib yam kev noj zaub mov thiab kev sib koom ua ke kev sib hloov noj mov, paub meej tias cov txheej txheem tsis yog qhov laj thawj tseem ceeb.
Lub hom phiaj daws teeb meem: Cov txheej txheem ua kom zoo tshaj plaws thiab cov txiaj ntsig ua tiav
Txawm hais tias tsis sib xws ntawm qhov kawg ntawmTitanium seamless rajyog ib qho teeb meem tshwm sim thaum lub caij txias dov, cov tuam ntxhab tuaj yeem txo cov teeb meem no thiab txhim kho cov khoom kawg zoo los ntawm kev siv ntau lub tswv yim.
1. Ua kom zoo dua Roll Pressure Distribution
Txhawm rau kom tsis txhob muaj qhov sib npaug ntawm lub raj, cov tuam ntxhab yuav tsum ua kom zoo dua qhov kev faib tawm siab thaum lub caij txias dov. Qhov no tuaj yeem ua tiav los ntawm kev kho qhov sib txawv ntawm qhov sib txawv, yob ceev, thiab siv lub siab los xyuas kom meej qhov sib txawv ntawm lub raj ntev. Tsis tas li ntawd, siv cov rolling mills siab heev nruab nrog lub tshuab tswj tsis siv neeg siab tuaj yeem pab tswj kev sib faib siab.
2. Tswj cov khoom vaj khoom tsev
Ua kom muaj kev sib haum xeeb hauv cov khoom siv yog qhov tseem ceeb rau kev tiv thaiv qhov tsis xws luag ntawm qhov kawgTitanium seamless raj. Cov neeg tsim khoom tuaj yeem ua tiav qhov no los ntawm kev tswj cov alloy muaj pes tsawg leeg, qhov kub thiab txias. Ua raws li kev tswj hwm nruj dua thaum lub sij hawm alloy casting thiab kev ua haujlwm tuaj yeem txo cov khoom sib txawv thiab tiv thaiv kev tsis sib xws thaum lub caij txias dov.
3. Txhim kho cov txheej txheem lubrication
Xaiv cov lubricants tsim nyog thiab xyuas kom meej txawm tias daim ntawv thov yog qhov tseem ceeb rau kev tiv thaiv kev sib txhuam thiab txhawb kev deformation du. Cov neeg tsim khoom yuav tsum tsom mus rau kev xaiv cov khoom zoo siab - cov roj nplua nyeem tshwj xeeb tsim los rau cov titanium txias dov. Tsis tas li ntawd, lub lubrication system yuav tsum tau kuaj xyuas tsis tu ncua kom ntseeg tau tias cov roj nplua nyeem tau siv nyob rau hauv tag nrho cov raj, tshwj xeeb tshaj yog thaum kawg.
4. Xyuas kom tseeb Roll Alignment
Qhov tseeb yob txoj kev sib dhos yog qhov tseem ceeb rau kev sib txawv ntawm qhov sib txawv thaum lub caij txias dov. Cov neeg tsim khoom yuav tsum tsis tu ncua xyuas qhov sib dhos ntawm cov yob kom ntseeg tau tias lawv zoo sib xws. Ib qho misalignment yuav tsum tau kho tam sim ntawd kom tsis txhob muaj qhov tsis xws luag. Kev siv cov txheej txheem yob txoj kab sib dhos tuaj yeem txo qis kev pheej hmoo tsis zoo, ua kom cov khoom zoo sib xws.
5. Txhim kho Tube End Shaping thiab faib khoom
Txhawm rau daws cov teeb meem ntsig txog lub raj kawg thiab cov khoom faib khoom, cov tuam txhab lag luam yuav tsum ua kom zoo dua cov txheej txheem ntawm lub raj. Cov txheej txheem xws li kev ua kom zoo dua qub, preheating, thiab sib npaug ntawm cov khoom xa tawm thaum lub sij hawm extrusion los yog raj sib sau tuaj yeem pab tsim cov raj zoo dua qub, txo qhov tsis xws luag tom qab txias dov.
6. Kev txhim kho tseem ceeb: Kev tswj xyuas nruj ntawm Spline Gap
Kho qhov sib txawv ntawm qhov sib txawv loj txog li 20mm mus rau qhov tsawg dua lossis sib npaug rau 8mm tus qauv tsim, thiab tsim kom muaj kev tshuaj xyuas thiab kev saib xyuas tsis tu ncua kom ntseeg tau tias qhov sib txawv tseem nyob hauv qhov tsim nyog. Tom qab siv qhov no, lub raj kawg qhov tsis sib xws raug tshem tawm tag nrho, cov phab ntsa thickness sib txawv yog rov qab mus rau qhov qub ntawm 0.05-0.10mm, thiab cov txiaj ntsig tau nce los ntawm 15%.
7. Pab kom zoo tshaj plaws: Txhim kho Rolling Stability nyob rau hauv ntau qhov ntev
Tube Blank Pre-kev kho mob: Sib tsoo thiab luas lub raj xaus ua ntej dov kom txo tau qhov kev ntxhov siab thaum pib thiab txo qhov kev pheej hmoo ntawm kev tawg.
Qhia Kev Saib Xyuas Online: Nruab lub laser deb sensors los saib xyuas cov tub ntxhais qws hloov chaw hauv lub sijhawm tiag tiag -, cia li nres thiab kho yog tias muaj kev txwv ntau dhau, tiv thaiv cov khoom tsis xws luag.
Optimize Spring Force: Kho lub caij nplooj ntoos hlav txhav ntawm lub spline pem hauv ntej kom txo cov tub ntxhais pas nrig lub zog rov qab, ntxiv dag zog rau dov.
Ua tau zoo - zooTitanium seamless rajyuav tsum muaj kev tswj xyuas meej ntawm txhua theem ntawm cov txheej txheem tsim khoom, tshwj xeeb tshaj yog thaum lub caij txias dov. Cov kev tsis sib xws ntawm lub raj kawg yog ib qho kev sib tw, tab sis los ntawm kev ua kom zoo tshaj qhov kev faib tawm, tswj cov khoom siv, txhim kho cov txheej txheem lubrication, kom ntseeg tau tias cov yob sib raug zoo, thiab ua kom lub raj kawg shaping, cov tuam txhab tuaj yeem kov yeej cov teeb meem no thiab tsim cov khoom tsis zoo - dawb, siab - khoom zoo.
Los ntawm kev siv cov tswv yim no, cov tuam txhab lag luam tuaj yeem ua tiav ntau dua, siab - zooTitanium seamless raj, xyuas kom lawv ua tau raws li cov kev cai nruj ntawm kev lag luam xws li aerospace, kev kho mob, thiab kev ua tshuaj lom neeg.
Qhov kev txhais lus no tuav cov suab nrov tshaj lij thiab qhov tob ntawm cov ntsiab lus tseem ceeb thaum muab cov lus qhia ntxaws ntxaws rau cov tuam txhab lag luam yuav daws cov teeb meem hauv kev sib tw txias.Titanium seamless raj.