| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an automobile noise testing apparatus capable of preventing noise occurrence caused by the vibration of an intermediate bearing on the outside of a sound proof box by suitably suppressing the vibration of the intermediate bearing without causing difficulty of axis alignment operation. <P>SOLUTION: In an automobile noise testing apparatus X for measuring noise of a test piece T by connecting the test piece T to be an automobile rotor to a drive motor 1 arranged in a sound proof box 7 through an intermediate shaft 2 and applying a test load to the test piece T by the drive motor 1, a test piece attachment part 5 for attaching the test piece T is integrally fixed to an intermediate bearing 3 for rotatably supporting the intermediate shaft 2, and a clayey substance 8 is arranged between the intermediate bearing 3 and a pedestal 4. <P>COPYRIGHT: (C)2012,JPO&INPIT |
