Patent ID: 9079270
Filing Date: 2015-07-14
Classification: B23K

Abstract:
1. A friction stirring and joining apparatus comprising: a tool holder; and pressing means provided ahead in a direction of joining by a tool held by the tool holder, for pressing a junction surface of a workpiece, wherein the pressing means includes: a load imparting section that imparts a load toward the workpiece; a first abutting portion that is provided between the load imparting section and the tool held by the tool holder and abuts on the junction surface in the workpiece at a position ahead of the tool; a second abutting portion that is provided ahead of the first abutting portion with respect to the load imparting section and abuts on the junction surface of the workpiece; and a supporting portion that is attached to the load imparting section and supports the first abutting portion and the second abutting portion, wherein the supporting portion is attached to the load imparting section so as to be rotatable around an axis orthogonal to the direction of joining through a shaft member, and wherein the first abutting portion and the second abutting portion are supported by the supporting portion and provided opposite each other with respect to the shaft member in the direction of joining.