Hyundai Motor Company

Kia Corporation

Hokyeong Oh

Jinho Ban

SeHo Kwon

Seho Kwon

A battery cell electrode alignment inspection method for inspecting an alignment state of a jelly roll configured of negative and positive electrode plates and a separator of a battery cell includes: obtaining electrode vision image data by capturing vision images of individual negative and positive electrode plates configuring the jelly roll by a vision camera; obtaining dimensional data of the individual negative and positive electrode plates; storing the obtained dimensional data of the individual negative and positive electrode plates; marking a cell barcode for identification of the jelly roll; scanning the cell barcode to receive dimensional data of individual negative and positive electrode plates; X-ray-capturing the jelly roll to obtain X-ray image data of the individual negative and positive electrode plates; and substituting the dimensional data of the individual negative and positive electrode plates to the obtained X-ray images of the individual negative and positive electrode plates.

Battery cell electrode alignment inspection method for battery pack of vehicle

An apparatus for manufacturing a battery cell by stacking a negative electrode, a separator, and a positive electrode includes, a loading unit of loading the negative electrode, separator, and positive electrode, a negative electrode stacking unit disposed adjacent to the loading unit, and configured to cut a negative electrode material unwound from a negative electrode roll to a preset length and stack the cut negative electrode material on the loading unit, a separator stacking unit disposed adjacent to the loading unit, and configured to cut a separator material unwound from a separator roll to a preset length and to stack the cut separator material on the loading unit, and a positive electrode stacking unit disposed adjacent to the stacking unit, and configured to cut a positive electrode material unwound from a positive electrode roll to a preset length and stack the cut positive electrode material on the loading unit.

Growing community of inventors

Seoul, South Korea

Hokyeong Oh