| 摘要 |
The present invention provides a copper shoe for welding, comprising: a pair of main block units wherein a cooling water flow path is formed; a rail unit guiding horizontal movement of the main block units; and one or a plurality of unit block units selectively arranged between the main block units in accordance with a bead width which is set, having an auxiliary cooling water flow path connected to the cooling water flow path, and coupled to the rail unit. |
