Nqa TIG thiab HF (High-Frequency) TIG yog ob txoj kev sib txawv ntawm kev pib lub arc hauv TIG (Tungsten Inert Gas) vuam. Ntawm no yog ib qho kev sib cais ntawm qhov sib txawv:
1. Arc Initiation Method:
Lift TIG:
Txheej txheem: Hauv Lift TIG, tus welder kov lub tungsten electrode rau lub workpiece los tsim ib tug luv luv Circuit Court. Tom qab ntawd, tus welder nqa lub electrode, uas pib lub arc.
Qhov zoo: Cov qauv no yog qhov yooj yim thiab tsis tsim cov kev cuam tshuam ntau zaus, ua rau nws haum rau ib puag ncig rhiab rau hluav taws xob suab nrov (xws li ze rau cov khoom siv hluav taws xob zoo).
Qhov tsis zoo: Nws tuaj yeem ua rau me me ntawm cov tungsten thiab cov khoom ua haujlwm uas cov electrode kov, yuav tsum muaj kev txawj ntau ntxiv kom tsis txhob muaj qhov tsis xws luag.
HF TIG (High-Frequency Start):
Txheej Txheem: HF TIG siv lub tshuab hluav taws xob ntau zaus kom ionize huab cua sib txawv ntawm tungsten electrode thiab workpiece. Qhov no pib lub arc yam tsis muaj electrode kov lub workpiece.
Qhov zoo: Nws yog ib txoj kev tsis sib cuag, uas txo qhov kev pheej hmoo ntawm kev sib kis thiab tungsten inclusions hauv cov vuam. Nws kuj tseem muab qhov pib arc ruaj khov dua, tshwj xeeb tshaj yog muaj txiaj ntsig zoo rau cov ntaub ntawv nyias thiab ua haujlwm zoo.
Qhov tsis zoo: Cov mem tes ntau zaus tuaj yeem cuam tshuam nrog cov khoom siv hluav taws xob nyob ze thiab tej zaum yuav tsis haum rau hauv ib puag ncig nrog cov khoom siv rhiab heev.
2. Haum rau kev siv sib txawv:
Nqa TIG: Feem ntau siv nyob rau hauv ib puag ncig uas HF cuam tshuam yog kev txhawj xeeb.
Haum rau kev ua haujlwm thiab kho qhov chaw vuam tshuab nrog HF pib yuav tsis muaj.
HF TIG: nyiam nyob rau hauv kev lag luam chaw rau precision ua hauj lwm, xws li nyob rau hauv aerospace los yog automotive daim ntaub ntawv, qhov chaw huv si thiab meej welds yog qhov tseem ceeb.
Qhov zoo tshaj plaws rau vuam cov ntaub ntawv nyias uas tswj qhov pib arc yog qhov tseem ceeb.
3. Cov Khoom Siv Khoom Siv:
Lift TIG:
Yuav tsum muaj lub tshuab TIG yooj yim uas txhawb nqa nqa pib. Nws tsis xav tau lub high-frequency circuitry, ua rau cov khoom siv yooj yim thiab feem ntau pheej yig dua.
HF TSI:
Yuav tsum muaj lub tshuab TIG nrog lub peev xwm pib ua haujlwm siab. Cov tshuab no zoo li ua tau zoo dua.