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Operation of the Collaborative Composite Manufacturing CCM System
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A novel method for improving optical component smoothing quality in robotic smoothing systems by compensating path

Yonghong Deng, Xi Hou, Bincheng Li

    Optics Express
    |September 15, 2023
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces a Chebyshev interpolated Levenberg-Marquardt algorithm (CILM) to improve robotic smoothing for optical components. The CILM effectively compensates for path deviations, enhancing machining quality and accuracy.

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    Area of Science:

    • Optical engineering
    • Robotics
    • Precision manufacturing

    Background:

    • Geometrical errors in machining equipment cause path deviations, degrading optical component quality.
    • Robotic smoothing systems are crucial for optical component processing but are susceptible to these errors.

    Purpose of the Study:

    • To present a Chebyshev interpolated Levenberg-Marquardt algorithm (CILM) for compensating path deviations in robotic smoothing systems.
    • To enhance the machining quality and efficiency of optical component processing.

    Main Methods:

    • Laser tracker measurements to assess robotic smoothing system positioning accuracy.
    • Objective function construction using robot kinematics and error models to optimize geometric errors.
    • Application of the CILM to identify geometric parameters and compensate for path deviations.

    Main Results:

    • The CILM significantly improved the absolute positioning accuracy of the robotic smoothing system.
    • Experimental results showed reductions in peak-to-valley values (15.70%, 28.7%, 4.01%) and root mean square (33.67%, 21.57%, 10.23%).
    • Power spectral density curves demonstrated smoother surface characteristics after CILM compensation.

    Conclusions:

    • The CILM effectively compensates for path deviations in robotic smoothing systems for optical components.
    • The proposed method enhances both the positioning accuracy and surface quality of processed optical components.