Jul 06, 2024 Tso lus

Dab tsi yog Spot Welding

Resistance spot welding (RSW) yog ib qho txheej txheem uas hu rau cov hlau nto tau koom nrog cov cua sov uas tau txais los ntawm kev tiv thaiv hluav taws xob tam sim no.

Workpieces yog tuav ua ke nyob rau hauv siab exerted los ntawm electrodes. Feem ntau cov ntawv yog nyob rau hauv 0.5 mus rau 3 hli (0.020 mus rau 0.118 nyob rau hauv) thickness ntau yam. Cov txheej txheem siv ob qho tib si zoo li tooj liab alloy electrodes kom mloog zoo welding tam sim no rau hauv ib qho me me "qhov chaw" thiab ib txhij clamp cov nplooj ntawv ua ke. Kev quab yuam loj tam sim no los ntawm qhov chaw yuav yaj cov hlau thiab tsim cov vuam. Qhov zoo nkauj ntawm qhov chaw vuam yog tias muaj ntau lub zog tuaj yeem xa mus rau qhov chaw nyob rau lub sijhawm luv luv (kwv yees li 10-100 milliseconds). Qhov no tso cai rau qhov vuam tshwm sim yam tsis muaj cua sov ntau dhau ntawm cov ntawv seem.

Tus nqi ntawm cov cua sov (lub zog) xa mus rau qhov chaw yog txiav txim siab los ntawm qhov tsis kam ntawm cov electrodes thiab qhov loj thiab ntev ntawm qhov tam sim no. Tus nqi ntawm lub zog raug xaiv kom haum rau daim ntawv cov khoom siv, nws cov thickness, thiab hom electrodes. Kev siv lub zog me me heev yuav tsis yaj cov hlau los yog yuav ua rau lub vuam tsis zoo. Kev siv lub zog ntau dhau yuav yaj cov hlau ntau dhau, tshem tawm cov khoom molten, thiab ua ib lub qhov es tsis yog vuam. Lwm qhov tshwj xeeb ntawm qhov chaw vuam yog tias lub zog xa mus rau qhov chaw tuaj yeem tswj tau los tsim cov welds txhim khu kev qha.

 

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