Weld txiv ntoo yog ib hom txiv ntoo uas tsim nyog rau sab nraud ntawm cov txiv ntoo weld, feem ntau yog ua los ntawm cov khoom siv weldable, thiab yog tuab thiab haum rau vuam. Vuam muab ob qho kev ywj pheej rau hauv ib feem, melts cov hlau ntawm qhov kub thiab txias, thiab tom qab ntawd ntxiv cov hlau alloy hauv nruab nrab tom qab sib tov thiab txias. Sab hauv yog qhov ua haujlwm ntawm lub zog molecular, thiab lub zog feem ntau yog ntau dua li lub zog ntawm matrix. Qhov kev sim ntsuas qhov ntsuas vuam nyob ntawm qhov vuam loj ntawm qhov vuam, thiab qhov vuam tsis raug kho raws li qhov vuam loj kom txog thaum tsis muaj qhov tsis xws luag. Tau kawg, qhov zoo ntawm vuam yog cuam tshuam nrog kev kho mob ua ntej vuam (xws li kev tshem tawm plua plav thiab roj stains).
Vuam ceev, cov grooves nyob ib ncig ntawm lub vuam protrusions thiab cov khoom seem tom qab vuam yog absorbed los ntawm cov grooves nyob ib ncig ntawm lub vuam protrusions (tshwj xeeb tshaj yog nyob ib ncig ntawm lub vuam protrusions), yog li muab ib tug zoo heev vuam txiv ntoo. Lub vuam txiv ntoo yog nyob rau hauv kev sib cuag nrog hlau phaj. Nws yog cov khoom siv (tib yam lossis txawv) ntawm lub workpiece yuav tsum tau welded. Los ntawm cua sov thiab / los yog pressurizing, lub workpiece cov ntaub ntawv uas muaj los yog tsis muaj muab tub lim cov ntaub ntawv yuav ncav cuag lub atomic qauv thiab tsim ib tug kev twb kev txuas. Vuam ceev muaj cov xov sab hauv thiab yog cov fasteners uas tuaj yeem ua ke nrog bolts. Mechanical qhov chaw nrog threads, siv nyob rau hauv ua ke nrog nrog screws kom xa mus thiab quab yuam.
Cov txiv ntoo weld muaj xws li cov txiv ntseej lub cev muaj ib qho kawg thiab qhov kawg thib ob suav nrog ib feem serrated, qhov serrated feem yog muab rau ntawm ib qho radially sab nrauv ntawm cov txiv ntseej lub cev, thiab qhov ntev ntawm qhov serrated yog qhov ntev ntawm cov txiv ntseej lub ntsiab. lub cev. Cov kev taw qhia radial yog tas li. Qhov chaw tso tawm yog nyob rau saum npoo ntawm qhov serrated ib feem, thiab saum npoo ntawm ib los yog ob kawg. Thaum vuam qhov chaw xws li cov ntawv luam tawm Circuit Court boards nrog vuam ceev, cov khoom siv ntau dhau yuav nkag mus rau ntawm cov hniav ntawm cov hniav ntawm cov hniav, yog li tsis txhob muaj kev sib tsoo ntawm cov txiv ntseej vuam thiab cov adhesion ntawm cov hniav thiab cov hniav. Uniform stress yog siv rau cov txiv ntoo weld. Tsis tas li ntawd, txoj haujlwm ntawm qhov chaw txo qis lub zog ntawm cov txiv ntoo vuam thaum lub sij hawm sib dhos thiab tiv thaiv cov txiv ntoo los ntawm kev poob ntawm PCB board.
