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Instrument calibration is essential for ensuring that instruments produce accurate and consistent results. It is vital in manufacturing, healthcare, testing laboratories, and scientific research. Calibration processes are specific to each instrument and help enhance data accuracy. Each instrument has a unique calibration process tailored to its design and function to improve data accuracy.
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Summary

This study developed a novel reference artifact for calibrating extensible precision guidance systems used in robot and machine tool verification. This tool ensures accuracy and compatibility with various guidance systems, enhancing metrology standards.

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calibration artifactdimensional metrologykinematic supportlength measurementmachine tool

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Area of Science:

  • Metrology and Instrumentation
  • Mechanical Engineering
  • Robotics

Background:

  • High accuracy is critical for robots and machine tools, necessitating periodic verification and calibration.
  • Extensible guidance systems are often employed in these verification processes.
  • A need exists for standardized methods to evaluate the performance of diverse extensible precision guidance systems.

Purpose of the Study:

  • To develop a versatile reference artifact for assessing the performance characteristics of extensible precision guidance systems.
  • To ensure the artifact's compatibility with both custom-designed and commercial telescopic guidance systems.
  • To provide a reliable tool for robot and machine tool verification.

Main Methods:

  • Design and finite element analysis (FEA) of multiple reference artifact proposals.
  • Manufacturing and experimental validation of two selected prototypes.
  • Uncertainty estimation using Monte Carlo simulation.

Main Results:

  • Successful development and experimental validation of a reference artifact for evaluating extensible guidance systems.
  • Demonstrated compatibility with various guidance system types.
  • FEA guided design optimization, and prototypes confirmed functional performance.

Conclusions:

  • The developed reference artifact is a valuable tool for the performance evaluation of extensible precision guidance systems.
  • It supports accurate calibration and verification of robots and machine tools.
  • The artifact's design and validated performance contribute to metrology advancements in precision engineering.