| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a vibration testing system that applies two-axis vibration, where vibration of high-frequency region up to at least 1,000 Hz can be applied in one axis. <P>SOLUTION: The vibration testing system 10 applying vibration to an absorber S includes: a vibration table 21 supporting the absorber S from below; a horizontal vibration actuator 41 for vibrating the absorber S in a horizontal direction via the vibration table 21; a vertical vibration actuator 42 for vibrating the absorber S in a vertical direction via the vibration table 21; a reaction force frame 31 supporting the absorber S from above; a horizontal support frame 34 for supporting the reaction force frame 31; a counterweight 36 supported by the horizontal support frame 34 via air springs 35, 35; a horizontal support frame fastening device 43 fastening the reaction force frame 31 and the horizontal support frame 34; and a counterweight fastening device 44 fastening the reaction force frame 31 and the counterweight 36. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
