Patent ID: 11952064
Assignee: KIA MOTORS CORPORATION
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A vehicle body assembly system in which a pre-buck section and a main-buck section are respectively formed along a transport path of a floor assembly, comprising:
a pre-buck unit disposed in the pre-buck section and configured to regulate a lower portion of a different side assembly for each vehicle model with respect to opposite sides of the floor assembly, regulate a cowl and a front roof rail with respect to an upper portion of the side assembly, and weld the upper portion of the side assembly, the cowl, and the front roof rail;
wherein the pre-buck unit includes:
a first gripper detachably provided in a handling robot, coupled to a first side of a first post frame provided in the transport path of the pre-buck section, and configured to regulate the cowl and the upper portion of the side assembly; and
a second gripper detachably provided in the handling robot, coupled with a second side of the first post frame, and configured to regulate a front roof rail and the upper portion of the side assembly,
wherein the first post frame is coupled to the first and second grippers, the first post frame having first posts provided at opposite sides of the transport path; and

a main-buck unit disposed in the main-buck section, configured to regulate a rear roof rail and a package tray with respect to the upper portion of the side assembly that is pre-assembled in the pre-buck unit, and weld the upper portion of the side assembly, the rear roof rail, and the package tray;
wherein the main-buck unit includes:
a third gripper detachably provided in the handling robot, coupled with a first side of a second post frame provided in the transport path of the main-buck section, and configured to regulate the rear roof rail and the upper portion of the side assembly; and
a fourth gripper detachably provided in the handling robot, coupled to a second side of the second post frame, and configured to regulate the package tray and the upper portion of the side assembly,
wherein the second post frame is coupled to the third and fourth grippers, the second post frame having second posts provided at opposite sides of the transport path.