| 摘要 |
In a welding apparatus and a method thereof for a hermetic compressor, a welding apparatus for a hermetic compressor includes a plurality of three welding torches placed at the circumference of a casing at regular intervals, a driving unit rotating the casing or the welding torches and a control means controlling a current and a voltage applied to the welding torches in accordance with welding conditions and the driving unit. Accordingly the welding apparatus and the method thereof for the hermetic compressor are capable of decreasing sharply a welding time and improving a productivity by installing not less than three welding torches.
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