Spot welding yog ib qho kev sib koom ua ke hauv ntau yam kev lag luam, suav nrog tsheb thiab kev tsim khoom. Hauv nruab nrab zaus inverter qhov chaw vuam, qhov vuam zoo thiab kev ua haujlwm tau cuam tshuam los ntawm ntau yam, nrog rau kev ntxhov siab. Qhov tsab xov xwm no aims los tshawb txog qhov cuam tshuam ntawm kev ntxhov siab ntawm qhov chaw welds hauv nruab nrab zaus inverter chaw vuam.
- Kev ntxhov siab ntawm Spot Welds: Kev ntxhov siab tuaj yeem muaj qhov zoo thiab qhov tsis zoo ntawm qhov chaw welds. Kev nkag siab txog cov teebmeem no yog qhov tseem ceeb rau kev txhim kho cov txheej txheem vuam thiab ua kom muaj kev ncaj ncees ntawm cov pob qij txha. Cov kev cuam tshuam tseem ceeb ntawm kev ntxhov siab ntawm qhov chaw welds muaj xws li:
ib. Joint Strength: Tsim kom muaj kev ntxhov siab nyob rau hauv qhov chaw welds tuaj yeem txhim kho kev sib koom ua ke. Thaum qhov kev ntxhov siab sib npaug sib npaug thoob plaws thaj tsam weld, nws txhawb kev sib txuas ntawm kev sib txuas thiab ua kom cov vuam lub peev xwm nqa tau. Qhov no ua rau muaj kev sib koom ua ke muaj zog thiab txhim khu kev qha.
b. Residual Stress: Thaum lub sij hawm vuam txheej txheem, cua kub ceev thiab txias ua rau thermal expansion thiab contraction, ua rau residual stress nyob rau hauv qhov chaw welds. Kev ntxhov siab ntau dhau tuaj yeem cuam tshuam rau cov khoom siv kho tshuab ntawm vuam, xws li txo nws lub neej qaug zog thiab ua rau muaj kev pheej hmoo ntawm kev tawg lossis tawg.
c. Stress Concentration: Kev faib tawm kev ntxhov siab tsis raug lossis kev tsim teeb meem tuaj yeem ua rau muaj kev ntxhov siab ntawm qee cov ntsiab lus hauv qhov vuam. Qhov kev ntxhov siab hauv cheeb tsam no tuaj yeem ua rau lub vuam tsis muaj zog thiab ua rau nws muaj kev cuam tshuam rau kev ua tsis tiav hauv kev siv cov khoom siv.
d. Distortion: Kev ntxhov siab vim kev cuam tshuam yog ib qho teeb meem tshwm sim hauv qhov chaw vuam. Asymmetric stress tis thaum lub sij hawm vuam tuaj yeem ua rau cov workpieces deform los yog warp, cuam tshuam rau qhov raug thiab haum ntawm cov khoom kawg.
- Tswj Kev ntxhov siab hauv Spot Welding: Txhawm rau txo qhov tsis zoo ntawm kev ntxhov siab thiab ua kom muaj qhov zoo ntawm qhov chaw vuam, ntau lub tswv yim tuaj yeem ua haujlwm:
ib. Cov Txheej Txheem Vuam Zoo: Kev ua kom zoo dua cov vuam tsis zoo, xws li tam sim no, lub sijhawm, thiab lub zog electrode, tuaj yeem pab ua kom muaj kev sib npaug ntawm kev ntxhov siab. Los ntawm kev ua tib zoo xaiv thiab tswj cov kev txwv no, cov welders tuaj yeem txo qis qhov kev ntxhov siab thiab txhim kho lub zog vuam.
b. Joint Design: Ib qho kev sib koom ua ke zoo nrog cov geometry thiab kev txhawb nqa tuaj yeem pab faib kev ntxhov siab ntau dua nyob rau hauv qhov chaw vuam. Qhov no txo qis kev ntxhov siab thiab txhim kho tag nrho kev ncaj ncees ntawm cov vuam.
c. Kev kho cua sov ua ntej thiab tom qab vuam: Siv cov txheej txheem kev kho cua sov ua ntej thiab tom qab vuam, xws li kev ntxhov siab rau kev ntxhov siab, tuaj yeem pab txo qis kev ntxhov siab thiab txhim kho cov khoom siv ntawm qhov chaw welds.
d. Kev Ntsuam Xyuas Cov Qauv: Ua cov qauv kev txheeb xyuas, xws li kev txheeb xyuas qhov kawg, tuaj yeem muab kev nkag siab txog kev faib tawm kev ntxhov siab thiab pab txheeb xyuas cov cheeb tsam muaj kev ntxhov siab. Qhov no ua rau cov engineers tsim cov kev hloov kho thiab ua kom zoo dua vuam tsis raws li.
Kev ntxhov siab cuam tshuam qhov kev ua tau zoo thiab qhov zoo ntawm qhov chaw welds hauv nruab nrab zaus inverter chaw vuam. Los ntawm kev nkag siab txog qhov cuam tshuam ntawm kev ntxhov siab thiab siv cov txheej txheem vuam tsim nyog, kev sib koom ua ke tsim kev xav, thiab cov tswv yim tswj kev ntxhov siab, cov vuam thiab cov kws ua haujlwm tuaj yeem ua kom zoo dua qhov chaw welds rau kev txhim kho lub zog, durability, thiab qhov tseeb. Kev tswj kev ntxhov siab thaum kawg ua rau muaj kev ntseeg siab thiab ua tau zoo ntawm qhov chaw welds uas ua tau raws li qhov yuav tsum tau ua ntawm ntau yam kev siv.
Post lub sij hawm: Jun-24-2023
