US 12,405,596 B2
Identifier management method, robot control device, and comprehensive control device
Hisashi Kataoka, Osaka (JP); Toshinari Mohri, Osaka (JP); and Kazuki Hanada, Osaka (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
Filed on Apr. 8, 2022, as Appl. No. 17/716,160.
Application 17/716,160 is a continuation of application No. PCT/JP2020/037359, filed on Sep. 30, 2020.
Claims priority of application No. 2019-188156 (JP), filed on Oct. 11, 2019.
Prior Publication US 2022/0229418 A1, Jul. 21, 2022
Int. Cl. G05B 19/41 (2006.01); G05B 19/4155 (2006.01); B23K 37/02 (2006.01)
CPC G05B 19/4155 (2013.01) [B23K 37/0229 (2013.01); G05B 2219/45104 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An identifier management method to be executed by a welding system, the identifier management method comprising:
acquiring information on identifiers of a plurality of original workpieces;
selecting, according to a predetermined rule, any one of the identifiers of the plurality of original workpieces to be adopted based on completion of execution of a welding process using the plurality of original workpieces by the welding system;
in response to a welding process command, causing a welding robot to weld the plurality of original workpieces using the welding process to generate a welded workpiece; and
setting the any one of the identifiers of the original workpieces, which has been selected, as an identifier of the welded workpiece generated in the welding process,
wherein each of the identifiers comprises a combination of a plurality of character codes, and
wherein the predetermined rule comprises adopting an identifier having a strong character code based on a comparison of strength among the character codes constituting the identifiers of the plurality of original workpieces according to a strength rule defined for each type of character code.