High-precision tooj dag sawb, lub tooj liab alloy sawb, yog siv dav nyob rau hauv cov ntaub ntawv hluav taws xob siab, xws li cov khoom siv hluav taws xob siab, cov duab hluav taws xob, cov khoom siv hluav taws xob zoo thiab yog li ntawm.
Cov txheej txheem ntau lawm ntawm lub siab-precision tooj dag cov kab mob yuav tsum muaj kev sib xyaw ua ke metallurgy, kev siv cua sov thiab cov ntsiab lus kub thiab cov ntsiab lus tseem ceeb:
Kuv . raw khoom npaj: kev tswj hwm ntawm alloy muaj pes tsawg leeg
1. batching thiab melting
Alloy Muaj Ntau Yam: Raug Siab Loj-Precision Nrig Sawb xws li H65 (CU62%), lossis ntxiv rau}% Sn los txhim kho corrosion tsis kam).
-Melting txheej txheem: Siv lub tshuab ua kom ntub dej ua kom sov, tswj qhov kub ntawm 907 1}} ua rau muaj kev sib xyaw ua ke ntawm 907 ua rau muaj kev sib xyaw ua ke {}}
Ntxiv cov neeg sawv cev npog npog (xws li hluav ncaig) cais cov huab cua thiab txo cov oxidation; lig nyob rau hauv cov txheej txheem smelting, los ntawm cov nitrogen lossis argon refrusting, kom tshem tawm cov lus suav (phiaj rau 0}%, cov roj av ntawm tsawg dua los yog sib npaug rau 5ppm).
2.} castumting txheej txheem
-Cov khoom siv: Kab rov tav accumting lossis upward-indicting txuas ntxiv mus, {mm hauv qhov dav {{4 4}}
Kev tswj -zey: crystallizer dej ntws ntawm {{1} {{{{{{{{5} {} degree, rwb thaiv tsev 2-4} teev), kom tshem tawm dendritic cais, txhim kho kub rolling txheej txheem {}}
Thib ob, Yas Ua: Ntau-Sib Tw Dov Kom Ua Tau Zoo Ua Ntej
(a) Kub Rolling Qhib Billet
-Qhov chaw: Dov lub ingot rau hauv ib lub thickness ntawm {{1} mm sawb billet, tawg camning lub koom haum, txhim kho lub density.
-Proncessers: Kev kub kub ntawm650-800 Degree {}} kev nce qib ntawm 60%-80%, ib leeg hla dhau ntawm cov nyiaj hli tsawg dua lossis muaj sib npaug rau 25%, tswj cov tawv nqaij kom sov dua lossis muaj kev sib luag ntawm 5μm.
(II) Zais Txias Dov
Cov txheej txheem tseem ceeb: Pom cov tuab tuab (los ntawm 3mm rau {1} yuav tsum tau txais kev txhawb nqa los ntawm high-preculation dov zeb thiab nro tswj cov kab ke {}}
-Kev thev naus laus zis:
1. zeb hom:
-Cov-tawv nqaij npuas (ntau dua lossis sib npaug 0 {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
Ultra-nyias sawb (<0.3mm): 12-roll or 20-roll Sengemeier mill (such as Sendzimir mill), the minimum rolling thickness of up to 0.01mm, thickness tolerance ± 1%.
2. rolling txheej txheem:
-Txhua lej: thawj zaug li cas ua tau 15%-25}}}}}%, kom tsis txhob muaj kev sib luag ntau dua lossis sib npaug ua haujlwm hnyav {}}
-Txoj kev siv roj: Siv cov roj tsis tshua muaj roj (Kinematic viscosity {}}
-Txoj kev tswj hwm: rov qab nro / sab pem hauv ntej {}}}}}}, kom tiv thaiv cov kab txaij los ntawm kev khiav lossis nthwv kev sib tw tswj tsis pub dhau ± 0}} 5%.
Iii {. Kev Kho Mob Thaum Tshav Kub Kub: Dual Kev Ua Haujlwm Ntawm Kev Ua Haujlwm Thiab Kev Ua Yeeb Yam
{{01.} Ntu Nruab Nrab Pab Txhawb (Recrystallization Analing)
-Role: Tshem tawm cov khaub thuas txias ua haujlwm ua haujlwm tawv tawv, redore meej, thiab npaj rau kev dov tom qab.
-Process: kub, {{{{1}℃(xws li BRAST), tuav lub sij hawm30-120 feeb, nrog rau qhov nce ntxiv kom txuas ntxiv.
-Equipment: Nruam Annealing Rauv (xws li cov menyuam cov khoom siv thaum lub sij hawm (oxygen tiv thaiv tsawg dua los yog sib npaug ntawm 10idative dezincification {3 3}}
-Opjective: grain loj tswj ntawm Astm 6-8 law {} μm), hardness txo rau hv 80-120.
{{02.} tiav kev ua tiav khoom lag luam (ntxhov siab nyem annealing)
-Role: Tshem tawm cov kev ntxhov siab uas muaj kev ntxhov siab, ruaj khov rau qhov loj me, xws li hardicness (xws li hardness, tensile lub zog).
-Process: kub, {{{}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} kub} Sawb) .
IV {. kev kho cov tshuaj thiab prefision machining
1.} acid ntxuav thiab descaling
-Qhia-sulfuric acid + hydrochloric acid tov kua roj acid (confrolytic tau tsim kom ntseeg tau tias qhov chaw sov (cov hlau sib luag) .
-Neutralization (5% sodium carbonate solution) and ultrasonic cleaning are carried out after pickling to prevent acid residues from corroding the strip.
2.} nto moo
-Txhua kev kho mob: Txhim kho qhov chaw saum npoo (RA tsawg dua lossis sib npaug ntawm 0 {4 4}} {{{{%.
PLATING kev kho mob: Nickel-Plated, Tin-Plated, Cin
3. precision slitting thiab ncaj
-Sws: Siv disc shear lossis laser slitting tshuab, dav txoj kev tswj precision)}} 0,4m (nqaim band), ntug burr tsawg dua los yog sib npaug rau 0.01mm.
Ncaj Ncees: Tshem Tawm Wavy thiab Dickle Bends los ntawm Ntau-Roll Wires Tshuab (}}}}}}} {{}}}}
V .} Kev Soj Ntsuam Zoo thiab Kev Tswj Xyuas
{{0 {}} qhov ntev soj ntsuam kev soj ntsuam
-Thib: Txais yuav'rray thoj txoj xaig puab tshuaj ntsuab los yog laser thickness gauge, qhov tseeb ± 0 {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}.
-Yog pom kev kuaj xyuas lub kaw lus (CCD lub koob yees duab), raug ± 0 . 02mm.
-Txoj kev ua kom tawv: Cov kev xav ncaj qha hom ncaj ntes, kev daws teeb meem 0 {{{{{{{{{}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} {tus txheeb ze elongation nyob rau hauv 1m ntev).
{{0 {}} Cov Khoom Siv Neeg Kho Tshuab
-Qhov chaw ua haujlwm: Vickers Hardness Teser (thauj khoom 1-5 kg), qhov tseeb ± 5hv .
-Qhov muaj zog / elongation: micro tenser (pelro tenser tester (pitro Tensile Tester (pecimen dav {mm 1% {.
3. npoo zoo soj ntsuam
-Txawm kev tshuaj xyuas: Lub teeb siv ntau dua lossis sib npaug nrog 1000lux, pits, xim muaj qhov tsis xws luag (xim ntau dua li 0 {{}} 05mm).
-Sem (scanning Electron tsom iav): Txheeb xyuas qhov chaw hluav taws xob microstructure kom paub tseeb tias tsis muaj cov ntaub ntawv tawg lossis oxide zaj duab xis nyob qis.
Peb tuaj yeem muab cov khoom lag luam zoo, cov kev pabcuam zoo thiab cov xaim hluav taws xob, tooj liab, tooj liab cov khoom lag luam thiab lwm yam khoom tooj liab.
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