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High frequency testing of rubber mounts.

Nader Vahdati1, L Ken Lauderbaugh Saunders

  • 1Lord Corporation, Mechanical Products Division, Erie, PA 16514-0038, USA. nader_vahdati@lord.com

ISA Transactions
|June 20, 2002
PubMed
Summary

Engineers can now test rubber mounts up to 5000 Hz with a new machine. This allows for better understanding of high-frequency performance in automotive and aerospace applications, improving noise and vibration reduction.

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Area of Science:

  • Materials Science
  • Mechanical Engineering
  • Vibration Analysis

Background:

  • Rubber engine mounts are crucial for noise and vibration reduction in automotive and aerospace.
  • These mounts can operate at frequencies up to 5000 Hz, requiring accurate dynamic stiffness data.
  • Current testing equipment is limited to 1000 Hz, hindering high-frequency performance analysis.

Purpose of the Study:

  • To introduce a novel high-frequency test machine for rubber mounts.
  • To enable the study of rubber mount performance at frequencies up to 5000 Hz.

Main Methods:

  • Development and description of a new high-frequency test machine.
  • Testing of rubber mounts at frequencies up to 5000 Hz.

Main Results:

  • The new test machine successfully operates at frequencies up to 5000 Hz.
  • It allows for the study of dynamic stiffness and high-frequency performance of rubber mounts.

Conclusions:

  • The developed test machine fills a critical gap in current testing capabilities.
  • It will enable engineers to better design and validate rubber mounts for demanding applications.

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