公开(公告)号：US20230166322A1

公开(公告)日：2023-06-01

申请号：US17696265

申请日：2022-03-16

Applicant: NHK Spring Co., Ltd.

Inventor： Ryuichi Numakunai ,  Kaoru Nagasawa ,  Fumitaka Arai ,  Kiyoaki Tanabe ,  Yukiya Mori ,  Katsunori Suzuki ,  Akira Okubo

IPC: B21J13/08 ,  B21J9/02 ,  B21J9/20

CPC classification number: B21J13/085 ,  B21J9/02 ,  B21J9/20

Abstract: A manufacturing method includes: conveying a target to a processing unit by using a conveying arm; conveying the target to a correction information acquiring unit provided in a position different from a position of the processing unit; acquiring position information relating to a position of the target conveyed to the correction information acquiring unit in a three-dimensional space; correcting a conveying position of the conveying arm to the processing unit based on the position information; and executing processing for the target conveyed to the corrected conveying position to manufacture a product.