Burr Process for Preparing Battery Cell Comprising Ablation Step of Burr Using Fiber Pulse Type Laser

摘要

In a method for manufacturing a battery cell, the present invention includes a step of removing burrs and contamination generated in a welding area during laser welding for bonding a top cap to an open upper end of a can body made of metal by etching, , The removal process provides a battery cell manufacturing method, characterized in that performed by a fiber pulse laser, and a battery cell manufactured by the manufacturing method.