| 摘要 |
PROBLEM TO BE SOLVED: To prevent damage or measuring error due to vibration of each sensor by preventing damage of a work piece with small initial collision inertia. SOLUTION: The ultrasonic welding machine comprises an ultrasonic welding unit 104 having a converter 114, booster 115 and horn 116, a movable bearer 108 separably disposed oppositely to the horn 116 of the unit 104 to hold a reel 3 of a work piece at its end, and an air cylinder 106 as a pressurizing means for pressing to urge the bearer 108 toward the horn 116 by a predetermined applied pressure. |
