Vuam chaw nres nkoj ntawm hnyav loading casters yuav tsum zam qhov kev ntxhov siab nyob rau hauv cheeb tsam, thiaj li hais tias cov vuam thiab kub kev kho mob tom qab vuam yuav nqa tawm. Lub grooving thiab txiav ntawm vuam ib feem ntawm lub log hnyav yuav tsum tau siv, los yog oxyacetylene nplaim hluav taws kub kho txoj kev tuaj yeem saws. Txawm li cas los xij, slag rau ntawm qhov zawj thiab txheej txheej txheej uas cuam tshuam rau kev sib koom ua ke yuav tsum tau siv. Txhawm rau tshem tawm cov nplai oxide, nws yuav tsum tau polished unevenly.
Ua ntej vuam cov khoom, cov xim, av, burr thiab xeb nyob rau hauv 15 hli ntawm qhov zawj, txheej sab hauv thiab sab nrauv yuav tsum raug tshem tawm, cov hlau luster yuav tsum raug nthuav tawm, thiab yuav tsum tsis muaj qhov tsis xws luag xws li interlayer thiab tawg.
Thaum sib dhos weldments, sab hauv phab ntsa yuav tsum yaug. Nyob rau tib lub sij hawm, lub misalignment ntawm lub puab phab ntsa yuav tsum tsis txhob ntau tshaj 10 feem pua ntawm cov phab ntsa thickness. Tsis tas li ntawd, lub taub qab vuam ntawm ib sab yuav tsum tsis pub tshaj 1 hli thiab lub taub qab vuam ntawm ob sab yuav tsum tsis pub tshaj 3 hli. Lub vuam sib koom ua ke ntawm lub log muaj peev xwm hnyav yuav tsum zam qhov kev ntxhov siab hauv cheeb tsam, kom vuam thiab tom qab vuam kev kho cua sov tuaj yeem ua tiav.
Qhov zawj thiab txiav ua tiav ntawm cov welded qhov chaw ntawm lub log hnyav yuav tsum tau txais cov txheej txheem kev ua haujlwm, thiab oxyacetylene nplaim hluav taws xob thermal ua txoj kev kuj tuaj yeem txais yuav. Txawm li cas los xij, cov slag ntawm qhov zawj, txheej txheej thiab oxide ntawm daim tawv nqaij uas cuam tshuam rau kev sib koom ua ke yuav tsum raug tshem tawm, thiab qhov concave thiab convex yuav tsum tau polished thiab leveled.
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