Cell Pouch Folding Jig

A cell pouch folding jig assembly for folding the corners of a pouch of a battery cell pouch includes a base jig having a flat base, a pair of sidewalls extending from side edges of the flat base, a folding platform disposed at an end of the flat base and a guide structure having a pair of exterior pressing block guide slots extending laterally outward from the folding platform. A pair of pressing blocks are received in the pair of exterior pressing block guide slots and are movable laterally inward to engage the corners of the pouch. The pair of pressing blocks each include a tapered tip.