method and device for fast and reliable tool change in the friction welding process

摘要

The present invention relates to a method and device for fast and reliable tool changing in the friction welding process having the following characteristics: a) a robot (1) with a robot pivoting head (2) and a welding head friction welding head (3) with a welding shoe (13), the robot (1) being able to select from a tool magazine (4) a friction welding head (2), b) a force recording device on the tip of the welding pin (14) of each welding shoe (13) of the friction welding head (2), a sensor (16) is placed in the tapered trunk part of the tool (11), and a sensor (21) is provided and in addition to the pin receiving cone (26) a sensor (25) is provided and in the longitudinal axis of the pin rod (27) a piezoelectric force measuring sensor is provided (24) for measuring the axial force acting on the tip of the welding pin m, c) an rfdi code placed on the pin rod (27) of each welding shoe (13) for identification, d) an exchange pad (28) provided on each welding shoe (13).