Cov txheej txheem ntau lawm rau siab - precision tooj dag sawb yuav tsum muaj kev sib xyaw, cua sov} { Hauv qab no yog cov txheej txheem tseem ceeb ntws thiab cov ntsiab lus tseem ceeb:
1. Cov Khoom Siv Khoom Siv: Kev tswj hwm ntawm Alloy Muaj pes tsawg leeg
1. Batching thiab melting
-} Alloy Alloy Composition: Kev siab siab {1%, nrog cov kab ntawv sib txawv ntxiv (nrog rau 02% -0.5% sn los txhim kho corrosion tsis kam).
{{0- melting txheej txheem: Lub tshuab nqus dej los yog siv los tiv thaiv cov rauv zinc
Tus neeg sawv cev npog (xws li hluav ncaig) yog ntxiv rau cais tawm cov kab txaij los ntawm huab cua thiab txo cov oxidation. Nitrogen lossis argon tau qhia thaum lub sij hawm me me ntawm melting tsawg dua los yog sib npaug rau 0.005%, roj cov ntsiab lus tsawg dua los yog sib npaug rau 5ppm). 2. Castting txheej txheem
{{0 {{}} nruam casting: kab rov tav lossis Upward Chaws tas luav Casting yog siv. Ingot Qhov ntau yog feem ntau yog 20-50mm tuab thiab 100-300mm dav.
{{0- Tus lej Tseem Ceeb: Cov khoom siv hluav taws xob muaj zog: thiab cov xaim hluav taws xob tau khaws cia ntawm 0.5-2 feeb rau 50μm) thiab qhov tsis muaj ntawm shrinkage / cua qhov. Innot Annaling: Homogenization annealing yog ua tam sim ntawd tom qab ua tam sim ntawd tom qab ua tam sim ntawd tom qab ua rau 2-4 teev) kom tshem tawm dendritic cais kev thiab txhim kho kub dov kev.
Ii. Plastic Processing: Multi-pass Rolling Achieves High Precision
(I) Kub Rolling
{- lub hom phiaj: Dov lub ingot rau hauv ib lub sawb nrog ib tuab ntawm 3- 10 hli, tsoo cov qauv cam, thiab nce ntom ntom. Txheej txheem tsis: Cua sov kub: 650 {1800} 800℃(tsawg dua nrog kev nce qib tooj thiab 850, tuav sijhawm: 1-2 teev. Rolling hla: 4-yob kub dov zeb siv yog siv, nrog kev txo qis ntawm 60% -80% thiab ib qho kev txo qis qis dua lossis muaj sib npaug rau kev tawg. Post-rolling cua txias: huab cua lossis dej txias rau chav kub, nrog rau cov xim oxide olide tswj tau tsawg dua lossis sib npaug rau 5μm.
(II) Zov Txias
Cov txheej txheem tseem ceeb: Ntau tus cua txias ua tiav cov tuab tuab (los ntawm 3mm) thiab tswj tau lub siab-precision dov zeb thiab nro tswj cov khoom.
Cov thev naus laus zis tseem ceeb:
1. Zeb hom:
Rau nruab nrab - rip tuab (ntau dua los yog sib npaug nrog 0.3mm): 4 {{{{{ Ultra-nyias sawb (<0.3mm): Use a 12- or 20-roll Sendzimir mill (such as the Sendzimir mill). Minimum rolling thickness can reach 0.01mm, with a thickness tolerance of ±1%.
2. Rolling txheej txheem:
Txo Kev txo: 15% -25% rau thawj zaug dhau, qis dua lossis sib npaug rau 10% rau kev ua kom dhau los kom tsis txhob ua haujlwm ntau dhau.
Rolling roj lubrication: siv qis qis - viscosity ntxhia roj (Kinematic viscosity 4-8 mm² / s) lossis hluavtaws roj. Tswj cov dov siv roj kub ntawm 30-50℃thiab xyuas kom meej qhov chaw saum npoo av ra tsawg dua lossis sib npaug 0.8μm.
Kev tswj hwm tswj: Tshaj tawm - nro}} -}}}}} Kom tsis txhob muaj kev sib cav sib ceg. Saib xyuas cov khaub ncaws tuab tuab li hauv ± 0.5%.
III. Kev Kho Cua Sov: Dual Kev Tswj Cov Kev Ua Haujlwm Thiab Kev Ua Yeeb Yam
1. Nruab nrab annealing (recrystallization analing)
Lub Hom Phiaj: Tshem tawm cov khaub thuas txias ua haujlwm ua haujlwm tawv tawv, thiab npaj rau tom qab dov {}), tuav sijhawm: 30-120 feeb, nce nrog thickness.
{-}}}}}} Cov Khoom Siv Nrov Ua Lag Luam (xws li cov neeg muaj pa (} Hearn
{{0- Lub Hom Phiaj: Txhuam Loj Ua rau Astm Qib 6-8 (nruab nrab grain loj 20-40 μm), hardness txo rau HV80-120.
2. Ua tiav Analing (ntxhov siab nyem annealing)
{{{0- lub hom phiaj: Tshem tawm cov kev ntxhov siab seem, ua kom muaj zog ua kom ruaj khov, thiab kho kom haum rau lub zog thiab tensile lub zog).
{- txheej txheem: kub: 200 - 300} Degree, Tuav Sijhawm: 1 {}} 2 teev. Haum rau cov khoom uas yuav tsum tau muaj qee qib ntawm lub zog (xws li cov khoom siv elastic tshiab). Hloov pauv, anerte kub analing (150-200 degree) tuaj yeem siv los daws kev ntxhov siab yam tsis tau hloov pauv lub xeev ua haujlwm. Haum rau cov ntawv thov yuav tsum tau ua kom muaj hardness (xws li txiav sawb). IV. Nto Kho Thiab Prefision Machining
1. Pickling thiab Descaling
-}}}}}} siv cov tshuaj sib xyaw ntawm cov kua qaub (5%-10-
{{0 {}} Tom qab pickling, neutralize nrog 5% kev daws teeb meem thiab ultrasonically ntxuav sawb los tiv thaiv cov kua qaub los ntawm corrooring srip.
2. Nto Xov
-}- milling: Siv tsawg dua ntawm 0.5% los txhim kho qhov saum toj siab smoothness (RA tsawg dua lossis sib npaug.
-} plating: Nickel plating, Tin plating, lossis anti {{1} REX} REXE ating txheej yog siv raws li qhov xav tau. Piv txwv li, tooj dag sawb rau hluav taws xob txuas yog feem ntau nickel {} {{1} precenting slitting thiab ncaj
{{0- slitting: Vas shears lossis laser slitting tsis pub dhau ± 0.2mm (nqaim (thiab ntug burrs tsawg dua los yog sib npaug rau 0.01mm.
{{0- ncaj: ib multure- rollers stripening li los yog sib npaug ntawm cov kev cai ncaj qha ua tau raws li cov kev xav tau ntawm cov khoom siv.
V. Kev Soj Ntsuam Zoo thiab Kev Tswj Xyuas
1. Kev tshuaj xyuas qhov tseeb
{{0- thickness: {{{ray} Paybness Tickness Blaukee lossis laser tuab ntawm ± 0.5μm.
{{0-} dav: Pom cov cim tshuaj ntsuam (CCD lub koob yees duab), qhov tseeb ntawm ± 0.02mm.
-} txoj kab ncaj qha: kev cai lij choj 0.1i
2. Cov Khoom Siv Kho Tshuab
- hardness: vickers hardness tester (thauj khoom 1 {}} 5kg ± 5hv. Tensile lub zog / elongation: micro-tensile kuaj tshuab (sau ntawv hnoos qwj 5-1000Mm), ntsuas qhov tseeb ± 2%.
3. Cov kev tshuaj xyuas zoo
Kev Ntsuam Xyuas Pom: Lub teeb siv ntau dua los yog sib npaug rau 1000 LUCE, soj ntsuam kom tsis xws luag, thiab ua haujlwm xim ntau dua lossis sib npaug rau 0.05mm).
Ntsuas Hluav Taws Xob Tsom Yeeb (SEM): Txheeb xyuas qhov chaw dav micrubtructure kom ntseeg tau los tsis muaj cov kab nrib pleb lossis cov yeeb yaj kiab oxide.
Lub tuam txhab muaj pawg ntawm cov coj tooj liab ua ntau lawm cov kab hauv Suav teb, suav nrog:
German tau yog precision tooj liab raj ntau lawm kab (ib xyoos tawm ntawm 30,000 tons)
Japanese technology Tooj liab ntawv tuav kab (thinnest txog li 6μm)
Tsis Siv Neeg Siab Tooj Liab Bar Nruam Extrusion Kab
Cov Ntawv Ntse Copper thiab Sawb Fining Mill Chav Tsev
Digitalized kev tswj hwm thiab kev tswj hwm ntawm tag nrho cov txheej txheem ntau lawm tau pom los ntawm cov khoom siv ntawm cov khoom lag luam, thiab qhov tseeb ntawm cov khoom tuaj yeem ncav cuag ± 0.01 hli.
E -} email
