Caulking device for metal plate for tape reel

A caulking system comprising:

• tape reel having a plurality of bosses formed on one end surface thereof;
• a metal plate having a plurality of boss holes formed therein, wherein each of the plurality of bosses are formed to be inserted into a respective one of the plurality of boss holes;
• and
• a caulking device operative to caulk the plurality of bosses onto the metal plate to fix the metal plate to the one end surface of the tape reel,
• the caulking device comprising:
• a part installing portion on which the tape reel is installed in a state where the plurality of boss holes of the metal plate are engaged with the plurality of bosses;
• a welded horn for melting the plurality of bosses of the tape reel installed on the part installing portion;
• an ultrasonic oscillation portion for vibrating the welded horn;
• a driving portion for bringing the welded horn into contact with the plurality of bosses and for separating the welded horn from the plurality of bosses;
• and
• a controlling portion for controlling the ultrasonic oscillation portion and the driving portion,
• wherein the plurality of bosses project from the plurality of boss holes when the plurality of bosses are inserted in the plurality of boss holes;
• the part installing portion can install the tape reel and the metal plate in an optional direction in the axial surrounding direction of the tape reel;
• the front end surface of the welded horn is formed in a flat state;
• and
• the plane shape of the front end surface of the welded horn is formed in a shape capable of being brought into contact with all of the plurality of bosses of the tape reel installed on the part installing portion,
• wherein each of the plurality of bosses are formed so that a volume of each respective boss is larger than a capacity of a corresponding boss hole.