Hauv kev tsim khoom ntawm ob chav ntawv ntawv ci,Txhuas Ntawv NyiajDov yog faib ua peb qho kev ua tiav: Rwb dov, dov thiab xov rolling. Los ntawm lub hom phiaj ntawm kev pom ntawm cov txheej txheem, nws yuav raug faib ua kom tiav los ntawm cov dov tawm tuab. Tag nrho cov kev faib tawm tag nrho yog tias qhov tuab tawm yog qhov loj dua los yog muaj peev xwm 0.05 hli rau kev tawm ntawm 0.013 thiab 0.05 rau nruab nrab dov. Cov ntawv tiav lawm thiab ob chav yob cov khoom lag luam nrog qhov hluav taws xob thickness tab sis 0.013mm yog dov. Cov kev dov ntawm cov yam ntxwv ntawm ntxhib-dov aluminium phaj thiab sawb zoo sib xws. Lub thickness tswj tsuas yog nyob ntawm dov zog thiab tom qab nro. Lub thickness ntawm ntxhib-dov tus nqi yog qhov tsawg heev.
(1) phaj txhuas thiab cov hlua khi dov. Txhawm rau tsim cov tawv nqaij txhuas tsuas yog nyob ntawm lub zog tswj, tias kev tswj hwm tsis siv neeg ntawm kev tswj cov hlua dov vim tias lub cev tseem ceeb ntawm AGC. Seb puas los yog tsis muaj lub zog dov pauv, kho cov hlua yob thaum twg los tau tus nqi ntawm cov yob, cov hlua nrog cov tuab zoo ib yam. Hauv Rolling Ntawv Nyiaj rau xaus, ua tsaug rau cov tuab ntawm cov ntawv ci, ua kom cov pob zeb tshiab tsis muaj zog, ua rau muaj kev sib tw yob tsis muaj zog, thiab yog li kev hloov kho ntawm Tin Ntawv CL Thickness mas nyob ntawm cov kho kom nruj thiab siv nrawm.
(2) Pob dov. Rau qhov tuab ntawm tab sis 0.012mm (thickness loj thiab yog li ntawd txoj kab uas muaj qhov sib tov, yog li ntawd kev siv cov roj hmab hauv nruab nrab, tom qab ntawd ua ke nrog cov txheej txheem (tom qab ntawd xa mus rau raws li dov). Laminated dov tsis tuaj yeem tsuas yob cov ntawv ci txhuas uas tsis tuaj yeem tsim los ntawm ib daim ntawv uas dov, tab sis kuj tau ua kom tau cov khoom siv tawg, txhim kho cov kev ua haujlwm 0.006mm ~ 0.03mm nkaus xwb lub teeb txhuas ntawv ci.
(3) cov nyhuv ceev. Thaum lub sij hawm txhuas ntawv ci rolling, qhov tshwm sim uas cov ntawv ci thickness txo qis dua nrog kev nce ntawm lub system rolling yog cov txiaj ntsig tau ua tiav. Qhov laj thawj ntawm cov txheej txheem ntawm cov nyhuv ceev tseem kom tau kawm ntxiv. Cov lus qhia rau cov nyhuv ceev yog feem ntau suav hais tias yog raws li hauv qab no:
1) Cov kev sib txhuam ntawm lub xeev ntawm kev ua haujlwm yob thiab yog li cov khoom siv yob. Nrog sawv ntawm lub yob nrawm, tus naj npawb ntawm cov roj yog nce, yog li lubrication lub xeev ntawm lub yob thiab yog li ntawd cov khoom siv yob. Vim tias kev sib txhuam coefficient tsis muaj, cov roj yeeb yaj kiab thickens thiab kuj cov tuab ntawm ntawv ci txo.
2) hloov pauv ntawm lub zeb nws tus kheej. Nyob rau hauv rolling mills nrog cylindrical cov bearings, vim hais tias cov yob ceev nce ntxiv, yog li ntawd 2 chais nyob rau hauv kev sib cuam tshuam yuav txav mus rau hauv ib leeg nyob ze ib leeg.
3) Kev ua cov ntaub softening ntawm cov ntaub thaum nws tau deformed los ntawm dov. Lub yob ceev ntawm high-ceev ntawv ci zeb yog heev. Nrog sawv ntawm lub yob nrawm, qhov kub ntawm lub yob deformation cheeb tsam nce ntxiv. Rau xam, qhov kub ntawm qhov kub nyob hauv thaj chaw deformation tuaj yeem nce mus txog 200 ℃, uas yog kev rov ua haujlwm hauv nruab nrab, yog li ua rau kev ua cov khoom siv muag muag ntawm cov khoom siv dov.
Lub Sijhawm Post: Jan-04-2022