JOINT STRUCTURE AND JOINT STRUCTURE MANUFACTURING METHOD

摘要

The present invention provides a joint structure having: a first panel comprising a first material; a second panel comprising a metal material different from the first material; a rivet having a head portion that is placed in contact with the first panel, a shaft portion that is passed through the first panel, and a joint portion that is disposed on the shaft portion side and is in contact with and joined by welding to the second panel; and a sandwiching portion that is disposed at the rivet and sandwiches between itself and the head portion the first panel from the second panel side.

主权项

1. A joint structure comprising:
a first panel comprising a first material; a second panel comprising a metal material different from the first material; a rivet having a head portion that is placed in contact with the first panel, a shaft portion that is passed through the first panel, and a joint portion that is disposed on the shaft portion side and is in contact with and joined by welding to the second panel; and a sandwiching portion that is disposed at the rivet and sandwiches, between itself and the head portion, the first panel from the second panel side, wherein the rivet is divided into
a first rivet that is equipped with the head portion and the shaft portion anda second rivet that is at least equipped with the joint portion, is in contact with the first rivet, and is in contact with the second panel, just the shaft portion of the first rivet is in contact with a through hole running through the first panel, and the sandwiching portion is a seat portion that is formed at the second rivet and is in contact with the first panel and the second panel in a region around the through hole at which the shaft portion passes through the first panel.