APPARATUS AND METHOD OF MANUFACTURING BATTERY MODULE

An apparatus of manufacturing a battery module includes a guide plate that wraps a battery cell stack from left and right sides, with the battery cell stack being configured to stack a plurality of battery cells, wherein the guide plate comprises a body part in contact with the battery cell stack, and an insertion part connected to one end part of the body part and bent and protruded to the inner side of the battery cell stack; and the battery cell stack is inserted into the interior of the frame member whose upper part is opened by the insertion part.