Vuam puag ncig cov kav dej siv lub taub qab vuam tshuab yuav tsum muaj cov txheej txheem tshwj xeeb thiab kev txiav txim siab kom ntseeg tau tias muaj zog thiab txhim khu kev qha welds. Kev nkag siab txog cov txheej txheem ntawm vuam puag ncig cov kav dej yog qhov tseem ceeb rau cov welders thiab cov kws tshaj lij hauv kev lag luam vuam kom ua tiav cov vuam zoo thiab cov khoom zoo. Kab lus no muab cov lus qhia ntxaws txog yuav ua li cas weld round kav siv lub taub qab vuam tshuab, hais txog cov kauj ruam tseem ceeb thiab cov kev coj ua zoo tshaj plaws rau kev ua tiav vuam.
- Kev Npaj: Ua ntej pib txheej txheem vuam, ua kom huv huv ntawm cov kav dej puag ncig kom tshem tawm cov av, roj, lossis cov khoom paug. Kev tu kom zoo ua kom zoo fusion thiab txo qhov kev pheej hmoo ntawm qhov tsis xws luag hauv qhov vuam.
- Fit-up thiab Alignment: xyuas kom meej haum thiab sib dhos ntawm cov kav dej puag ncig ua ntej vuam. Kev haum zoo yog qhov tseem ceeb heev kom ua tiav cov welds tsis sib xws thiab zam qhov tsis sib xws ntawm qhov sib koom ua ke.
- Welding Parameters: Xaiv qhov tsim nyog vuam tsis, suav nrog vuam tam sim no, qhov hluav taws xob, thiab electrode tshem tawm ceev, raws li cov khoom siv yeeb nkab, thickness, thiab kev sib koom ua ke. Kho qhov tsis sib xws kom haum rau cov kev xav tau tshwj xeeb rau kev sib hloov cov yeeb nkab vuam.
- Tack Welding: Siv tack welds kom ruaj khov rau cov kav dej ib ntus hauv lawv txoj haujlwm xav tau ua ntej qhov kawg vuam. Tack welding pab tswj kev sib raug zoo thaum lub sij hawm vuam txheej txheem.
- Butt Vuam Tshuab Teeb: Teeb lub taub qab vuam tshuab rau puag ncig cov yeeb nkab vuam, xyuas kom lub tshuab yog calibrated thiab ua kom raug. Xyuas kom tseeb tias qhov vuam electrode yog qhov chaw zoo kom ua tiav qhov zoo tshaj plaws weld hlaws tsim.
- Vuam Sequence: Pib qhov sib txuas ntawm vuam los ntawm qhov chaw vuam electrode ntawm qhov sib koom ua ke ntawm qhov nruab nrab thiab pib qhov vuam tam sim no. Ua kom ruaj khov electrode tshem tawm ceev kom ua tiav qhov zoo ib yam weld hlaws.
- Kev tswj cov khoom siv hluav taws xob: Tswj cov cua sov tawm thaum lub sij hawm vuam los tiv thaiv overheating thiab distortion ntawm cov kav dej puag ncig. Kev tswj cov cua sov kom zoo ua kom zoo ib yam fusion thiab tswj cov yeeb nkab cov khoom qub.
- Welding Technique: Txais cov txheej txheem vuam tsim nyog, xws li semi-automatic lossis tag nrho tsis siv neeg, nyob ntawm qhov project qhov ntsuas thiab qhov nyuaj. Ua kom ruaj khov arc thiab tsis txhob cuam tshuam kom ua tiav cov welds du thiab txuas ntxiv.
- Kev Tshuaj Xyuas Tom Qab Weld: Tom qab ua tiav cov txheej txheem vuam, ua qhov kev tshuaj xyuas tom qab vuam los ntsuas qhov zoo ntawm cov yeeb nkab welds. Kev tshuaj xyuas qhov muag, ntsuas qhov ntev, thiab kev ntsuas tsis muaj kev puas tsuaj tuaj yeem ua haujlwm los xyuas qhov tseeb ntawm qhov vuam.
Hauv kev xaus, welding puag ncig cov kav dej siv lub taub qab vuam tshuab yuav tsum tau ua tib zoo npaj, ua kom haum zoo, thiab cov khoom siv vuam zoo. Tack welding, taub qab vuam tshuab teeb, tswj cov khoom siv hluav taws xob, thiab cov txheej txheem vuam yog qhov tseem ceeb heev los xyuas kom meej qhov kev vam meej vuam. Los ntawm kev ua raws li cov kev coj ua zoo tshaj plaws thiab ua raws li cov txheej txheem vuam kom raug, cov vuam thiab cov kws tshaj lij tuaj yeem ua tiav cov welds zoo thiab zoo hauv cov kav dej. Kev hais txog qhov tseem ceeb ntawm kev npaj kom raug thiab cov txheej txheem vuam ua rau kev ua kom zoo ntawm cov yeeb nkab sib txuas thiab txhawb kev nce qib hauv vuam tshuab hauv ntau yam kev siv.
Post lub sij hawm: Lub Xya hli ntuj-28-2023
