US 12,083,638 B2
Fastening method of fastening component
Tomonori Iwasaki, Tokyo (JP); Masaya Sakano, Tokyo (JP); and Maiko Matsumoto, Saitama (JP)
Assigned to Honda Motor Co., Ltd., Tokyo (JP)
Filed by Honda Motor Co., Ltd., Tokyo (JP)
Filed on Jan. 10, 2023, as Appl. No. 18/152,155.
Claims priority of application No. 202210124724.1 (CN), filed on Feb. 10, 2022.
Prior Publication US 2023/0241730 A1, Aug. 3, 2023
Int. Cl. B23P 19/06 (2006.01)
CPC B23P 19/06 (2013.01) 2 Claims
OG exemplary drawing
 
1. A fastening method of a fastening component, using a spindle to fasten the fastening component to a workpiece, wherein an upper end of the spindle is provided with the fastening component, a lower end of the spindle has a non-circular fitting portion, the fitting portion is configured to be fitted into a nut runner shaft, and the fastening method of the fastening component comprises:
an installation step of installing the fastening component to the upper end of the spindle;
a first pressing step of raising the nut runner shaft while reversely rotating the nut runner shaft in a rotating direction opposite to a fastening direction to press the nut runner shaft against the non-circular fitting portion;
a second pressing step of raising the nut runner shaft while reversely rotating the nut runner shaft in the rotating direction opposite to the fastening direction to press the fastening component against the workpiece; and
a fastening step of rotating the nut runner shaft forward in the fastening direction after the nut runner shaft is fitted into the fitting portion of the spindle.