Patent ID: 11929457
Assignee: LG ENERGY SOLUTION, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  H  Y | IPC B  H

Claim 0:
1. A bolting device for manufacturing a battery pack provided with a pack housing having a box shape with an open upper portion and a module case accommodating a plurality of secondary batteries, the bolting device comprising:
an electric screwdriver provided with a rotation motor;
a driver bit connected to the rotation motor to enable a rotation movement and configured to rotate a bolt;
a bit guide member provided with a hollow tube such that the driver bit is inserted into an inside of the hollow tube to be movable; and
a guide jig provided with a main body configured to be mounted on an upper portion of the pack housing, the main body having a plate shape and comprising:
at least one through hole; and
a fixing member inserted into the at least one through hole and mounted therein, the fixing member comprising an insertion hole that is perforated such that the bit guide member is able to be inserted therethrough, and the fixing member protruding in a direction in which the module case is located.