1.Qhov tseem ceeb ntawm vuam nyob rau hauv daim ntawv hlau fabrication
Txoj kev vuam yog qhov tseem ceeb heev hauv daim hlau raug Raws li nws plays lub luag haujlwm tseem ceeb hauv kev koom nrog cov hlau seem los tsim cov qauv nyuaj thiab cov khoom lag luam.
Nov yog qee cov ntsiab lus uas hais txog qhov tseem ceeb ntawm cov txheej txheem vuam hauvdaim ntawv hlau hlau hlau:
1.1. Koom Tes Hauv Cheeb Tsam:Vuam yog qhov tseem ceeb rau kev koom nrog cov tib neeg cov hlau seem los tsim cov qauv loj dua xws liuab tsev, ntas, thiabsib dhosCov. Nws tsim muaj zog thiab ruaj cov sib txuas ntawm cov hlau seem, ua rau kev tsim cov nyom thiab cov khoom lag luam ua haujlwm.
1.2 cov qauv kev ncaj ncees:Qhov zoo tshaj ntawm cov txheej txheem vuam ncaj qha cuam tshuam cov qauv txheej txheem ntawm cov ntawv hlau uas tsim. Ua tiav Vuam cov txiaj ntsig uas tau sib sau ua ke yuav tiv thaiv txhua yam kev ntxhov siab, cov kev cai ib puag ncig thiab lwm yam kev ua haujlwm.
1.3 Tsim kev tsim qauv:Vuam muab cov qauv tsim qauv rau daim ntaub hlau ntaub npog, tso cai tsim kev tsim cov qauv kev cai ua ke. Nws tuaj yeem tsim cov khoom siv nrog cov geometries complex, tso cai rau cov tuam txhab ua kom tau raws li cov qauv tsim tshwj xeeb thiab kev ua haujlwm tshwj xeeb.
1.4 Khoom siv tau:Vuam cov txheej txheem yog qhov tseem ceeb rau koom nrog ntau hom ntawv hlau, suav nrog cov hlau, txhuas, hlau tsis sib xws. Cov versatility no tso cai rau kev tsim cov khoom lag luam nrog cov khoom sib txawv uas tau ua kom tau raws li ntau cov kev siv tau.
1.5 nqi-siv tau ntau yam:Cov txheej txheem welding zoo pab ua kom muaj txiaj ntsig zooSheet Hlau Rauglos ntawm kev ua kom nrawm nrawm thiab kev tsim cov khoom siv. Cov txheej txheem sib txuas tau zoo tuaj yeem sib cav txoj kev tsim khoom, yog li txo cov nqi ntau lawm thiab txo qis cov nqi tsim khoom.
1.6 Cov Lus Qhia Zoo Tshaj:Cov txheej txheem vuam yog qhov tseem ceeb rau kev ua kom muaj kev ua tau zoo thiab kev ntseeg tau ntawm cov ntawv hlau khoom. Qhov kev kuaj vuam kom zoo, suav nrog Weld Soj Ntsuam thiab Kev Kuaj, yog qhov tseem ceeb los saib xyuas cov qauv siab ntawm kev ua haujlwm thiab cov khoom lag luam.
1.7 Kev Lag Luam Kev Lag Luam:Vuam yog dav siv nyob rau hauv ntau yam kev lag luam, suav nrogautomotive, ib tug tub rog, kev tsim kho thiabkev tsim khoom, qhov twgDaim Ntawv Hlau Hlauyog qhov tseem ceeb ntawm kev tsim cov tsheb, cov tshuab, cov qauv thiab cov khoom siv cov neeg siv khoom.
Cov txheej txheem vuam yog qhov tseem ceeb hauv daim ntawv hlau tsim ua nws tso cai rau kev tsim cov ruaj khov, ua haujlwm thiab ntau yam khoom lag luam. Los ntawm kev nkag siab qhov tseem ceeb ntawm vuam thiab siv cov kev coj ua zoo tshaj plaws, cov chaw tsim khoom tuaj yeem muab cov ntawv tsim nyog, thiab txhim khu kev qha ntawv hlau qhov chaw rau ntau cov ntawv thov.
2. Cov Ntawv Hlau Vuam Txheej Txheem:
2.1 Kev npaj:The first step in sheet metal welding is to prepare the metal surface by cleaning and removing any contaminants such as oil, grease, or rust. Qhov no yog qhov tseem ceeb rau kev ua tiav cov weld muaj zog thiab huv si.
2.2Joint tsim:Tsim kom zoo yog qhov tseem ceeb rau kev vam meej vuam. Kev teeb tsa sib koom ua ke, suav nrog kev sib koom tes sib koom tes (ncej puab sib koom ua ke, thiab lwm yam) thiab kev sib dhos, yuav cuam tshuam rau txoj kev vuam thiab muaj peev xwm ua rau distortion.
2.3 Vuam Txoj Kev:Muaj ntau txoj kev vuam vuam rau cov ntawv hlau, suav nrogTus tig(tungsten inert roj) vuam,Me nyuam mos(hlau inert roj) vuam,Kuj tseem pom vuam, thiab lwm yam. Txhua txoj kev muaj nws tus kheej zoo thiab cov nyom.
3.Cov kev sib tw ntsib los ntawmdaim ntawv hlau vuam:
3.1 Deformation:Cov cua kub tsim tawm thaum lub sij hawm vuam tuaj yeem ua rau cov tshuaj deformation thiab warping, tshwj xeeb tshaj yog rau txhuas nrog lub thermal siab condality. Qhov no tuaj yeem ua rau muaj qhov tsis muaj tseeb thiab cuam tshuam rau qhov zoo ntawm qhov zoo ntawm ib feem.
3.2 Nrib pleb:Vim tias qhov siab thermal expansion thiab kev sib cav ntawm cov txhuas, nws yog qhov tshwj xeeb tshaj yog ua rau tawg thaum lub vijtsam vuam. Kev tswj kom tsim nyog ntawm vuam qhov tsis muaj yog qhov tseem ceeb los tiv thaiv cov kab nrib pleb.
4.Control distortion thiab tsis txhob muaj teeb meem vuam:
Txhawm rau txo cov vuam vuam, ntau cov tswv yim thiab cov tswv yim tuaj yeem ua haujlwm thaum lub sijhawm cov qauv hlau vuam. Nov yog qee cov hau kev tseem ceeb los pab tswj thiab txo vuam distortion:
4.1 Kho kom raug:Siv kev kho kom zoo thiab clamping tswv yim los tuav lubworkpieceNyob rau hauv qhov chaw thaum lub sij hawm vuam txheej txheem pab txo qis txav thiab deformation. Qhov no kom ntseeg tau tias feem ntau saib nws txoj kev npaj siab thiab qhov loj me thaum lub sij hawm vuam.
4.2 Vuam Sequence:Tswj cov kev sib tw ua ke yog qhov tseem ceeb los tswj kev deformation. Los ntawm kev ua tib zoo npaj cov vuam ua ntu zus
4.3 Preheating thiab tom qab weld kev kho cua sov:Preheating lub workpiece ua ntej vuam thiab ua tom qab kev kho cua sov tuaj yeem pab txo qis kev ntxhov siab thiab txo qis deformation. Qhov no yog tshwj xeeb tshaj yog rau cov khoom siv xws li txhuas uas nquag ua rau deformation thaum vuam.
4.4 Vuam tsis muaj:Kev xaiv yog thiab kev tswj hwm ntawm vuam qhov tsis muaj xws li tam sim no, voltage thiab kev khiav tsheb ciav hlau yog qhov tseem ceeb rau kev txo qis distorting. Los ntawm kev ua kom zoo dua cov kev ntsuas no, vuam zoo tuaj yeem ua tiav nrog txo cov lus qhia tshav sov, uas pab tswj kev distortion.
4.5 Rov qab siv tshuab hluav taws xob rov qab:Siv rov qab-kauj ruam vuam technology, nyob rau hauv uas weld tau ua nyob rau hauv cov kev coj ua zaum kawg, tuaj yeem pab disormal cuam tshuam los ntawm kev ntxhov siab uas muaj kev ntxhov siab.
4.6 Siv jigs thiab fixtures:Siv jigs thiab fixtures tsim tshwj xeeb rau cov txheej txheem vuam pab tswj cov kev sib dhos thiab cov duab ua haujlwm kom raug thiab txo qhov ua tau ntawm kev tawm tsam thaum lub vijtsam vuam.
4.7 Cov Khoom Xaiv:Xaiv cov ntaub ntawv tsim nyog ntawm cov hlau thiab cov chaw ua haujlwm yuav tseem cuam tshuam rau kev deformation. Matching tus muab tub lim hlau rau lub hauv paus hlau thiab xaiv cov ntaub ntawv nrog cov khoom siv tsis txaus ntawm kev nthuav dav ntawm thermal tuaj yeem pab txo qis kev cuam tshuam.
4.8 Cov txheej txheem xaiv vuam xaiv:Nyob ntawm daim ntawv thov tshwj xeeb, xaiv cov roj vuam tsim nyog tshaj plaws, muaj peev xwm pab txo qis kev cuam tshuam los ntawm kev tswj hwm cua sov thiab vuam ceev.
Los ntawm kev siv cov tswv yim no thiab cov tswv yim, vuam cov distortion tuaj yeem txo tau cov ntaub ntawv, tshwj xeeb tshaj yog thaum ua haujlwm nrog cov ntaub ntawv zoo li txhuas. Txhua ntawm cov txheej txheem no ua lub luag haujlwm tseem ceeb hauv kev tswj hwm deformation thiab ua kom muaj txiaj ntsig zoo ntawm cov weldment.
Lub Sijhawm Post: Tsib Hlis-24-2024