US 11,052,454 B2
Dynamic collar swage conformance checking based on swage tool parameters
Kwok Tung Chan, Seattle, WA (US); Farahnaz Sisco, Mukilteo, WA (US); Skye Jenkins, Snohomish, WA (US); Jeffrey Devlin, Seattle, WA (US); and Nathan Christopher McRae, Seattle, WA (US)
Assigned to The Boeing Company, Chicago, IL (US)
Filed by The Boeing Company, Chicago, IL (US)
Filed on Jul. 23, 2019, as Appl. No. 16/519,714.
Prior Publication US 2021/0023607 A1, Jan. 28, 2021
Int. Cl. B21J 15/28 (2006.01); B21J 15/02 (2006.01); F16B 19/05 (2006.01); B21J 15/14 (2006.01)
CPC B21J 15/28 (2013.01) [B21J 15/022 (2013.01); F16B 19/05 (2013.01)] 20 Claims
OG exemplary drawing
1. A method for inspecting installation of a fastener, the method comprising:
determining an initial distance between a nose of a swage tool and an Inner Mold Line (IML) of a part;
operating the swage tool to swage a collar onto a fastener that protrudes through the IML of the part;
determining a terminal distance of the nose to the IML during swaging, prior to a pintail of the fastener breaking; and
arriving at a conclusion indicating a state of a fastener installation, based on the terminal distance.