| 摘要 |
PURPOSE: A vibration endurance tester having a head expander lifter is provided to improve quality of the vibration endurance tester by detachably attaching a head expander to the vibration endurance tester. CONSTITUTION: A vibration endurance tester includes a vibrating section(100) having a vibration generator(110) and a head expander(120). The head expander(120) makes contact with an upper portion of the vibration generator(110) such that a testing piece is placed on the head expander(120). A control unit(200) is provided to control power and vibration applied to the vibration section(100). A body section(300) includes a connection terminal and a lateral portion testing table(320). A lifter(400) is fixed to the body section(300) and an upper end of the lifter(400) is coupled to the head expander(120) in order to lift up the head expander(120).
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