Seal-pin Welding

A seal-pin joining solution for final hermetic sealing of prismatic battery cells.

Alignment and pre-weld cleaning of seal pins and filling ports

Seal-pin sealing formation through laser welding

Low heat input welding process to minimize electrolyte impact

Weld condition inspection with automatic NG rejection

Specification

Cell loading → Seal-pin supply → Alignment & cleaning → Laser welding → Post-weld inspection → NG rejection

Prismatic cells

Weld presence / weld position / weld quality inspection

Customizable