Patent ID: 9045292
Filing Date: 2015-06-02
Classification: B65G,B65H

Abstract:
1. An automatic-adjustable stacker, comprising: a controller that obtains information on a length of a pre-treated cardboard; and an automatic-adjustable gripper mechanism; wherein the controller synchronizes the automatic-adjustable gripper mechanism with the arrival of a leading edge of a pre-treated cardboard at substantially an end-edge of a module preceding the automatic-adjustable stacker, the automatic-adjustable gripper mechanism operating to: grip the leading-edge of the pre-treated cardboard from the substantially end-edge of the module preceding the automatic-adjustable stacker, transfer the pre-treated cardboard toward a desired location; and release the transferred pre-treated cardboard when a trailing-edge of the pre-treated cardboard is proximate to the end-edge of the module preceding the automatic-adjustable stacker, based at least in part on the length of the pre-treated cardboard obtained by the controller, wherein a concavity-like shape is created to the pretreated cardboard while it is being transferred.