It is suitable for special production of battery packs of sweeping robots with the square matrix structure. Align to the "no housing" feature of this type of products, the equipment process had been specially optimized .The automatical process include: cells loading and sorting, grouping, connectors assembly, spot welding, PCBA fixing, PCBA laser welding, soldering, labeling and foaming, thermal shrinkage of the film, naked pack test, final test , etc.