Patent ID: 9610631
Date: 2017-04-04
CPC Classifications: B21J,F16B

Claim:
1. A swaging tool in which a pinhead of a fastening pin is located on one side of a fastened part into which the fastening pin is inserted, a pintail of the fastening pin is located on the other side of the fastened part, a collar mounted on the pintail side of the fastening pin is moved to the pinhead side so as to come into contact with the fastened part, the collar is swaged to the fastening pin in a state where the collar is in contact with the fastened part, and a tensile load is applied to the pintail, thereby breaking and removing the pintail, whereby the fastened part is fastened, the swaging tool comprising: a swaging die in which there is formed a swaging hole which is brought into contact with the collar, thereby swaging the collar, wherein a low-friction coating film is evaporated on an inner peripheral surface of the swaging hole, and a lubricant is applied to the collar before the collar is swaged.