公开(公告)号：US11780031B2

公开(公告)日：2023-10-10

申请号：US17108715

申请日：2020-12-01

Applicant: GREAT COMPUTER CORP.

Inventor： Liang Shih ,  Heng-Kuan Lin ,  Chia-Liang Lu

IPC: B31B50/88 ,  B23K26/38 ,  B65H5/00 ,  B65H7/14 ,  B23K26/03

CPC classification number: B23K26/38 ,  B23K26/032 ,  B31B50/88 ,  B65H5/00 ,  B65H7/14

Abstract: A method for laser processing a packaging box is provided, which includes feeding a paper material printed with a pattern on the front side thereof to a cutting machine by back feeding using an automatic paper feeder; performing edge finding on the rear side of the paper material, and forming indentations on the rear side of the paper material corresponding to where the pattern is on the front side; conveying the paper material to a laser cutting machine to perform registration marking on the rear side of the paper material before laser cutting; and finally performing laser cutting based on the registration markings to obtain a packaging box with the pattern printed on the front side and the indentations formed on the rear side.