Abstract
The aeronautic manufacturing industry has been seeking to enhance competitiveness and product quality by applying the Industry 4.0’s technologies. Particularly, on the roadmap of the digital twin era, a way to achieve a reduction in manufacturing time and thus production cost is to obtain prediction models of the main elementary assembly operations and functions within aircraft manufacturing process, such as the clamping force applied by the temporary fasteners on the aircraft’s structural parts. Besides being a mandatory operation, it affects multiple tasks along the product’s assembly lifecycle. This work focuses on the role of the clamping force in the assembly process, establishing its functional model by means of an experimental approach based upon resources used on a real shop floor of a major aircraft manufacturer. To evince the main requirements that the clamping force tools can achieve, this work employs the Taguchi Design method, design of experiments, and process capability analysis. The model resulted from the aforementioned methods and tools allows the assembly behavior prediction and thus the control of the manufacturing process, ultimately yielding a better geometry quality.
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All data generated or analyzed during this study are included in this published article.
Code availability
The code generated to analyze the data and create the model was attached on the submission.
Abbreviations
- ANOVA:
-
Analysis of variance
- CFA:
-
Control factor
- Cp:
-
Process capability ratio
- Cpk:
-
Process capability ratio that considers the process centering
- DOE:
-
Design of experiment
- FEA:
-
Finite element analysis
- NFA:
-
Noise factor
- LSL:
-
Lower specification limits
- PM:
-
Performance measurements
- S/N:
-
Signal-to-noise ratio
- SPE:
-
Speed rotation (RPM)
- TEMP1:
-
Low-temperature range in °C
- TEMP2:
-
High-temperature range in °C
- TF:
-
Temporary fasteners
- TOR:
-
Torque (Nm)
- TPM:
-
Total productive maintenance
- USL:
-
Upper specification limits
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All authors (J. M., L. T., A. S., and W. O) contributed to the research proposal, design, and execution. Material preparation, data collection, and analysis were performed by J. M. The first draft of the manuscript was written by J. M. and all authors commented on previous versions of the manuscript. All authors read and approved the final manuscript.
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de Mello, J.M.G., Trabasso, L.G., Silva, A.V.S. et al. Clamping force model application on the aircraft structural assembly. Int J Adv Manuf Technol 124, 1951–1969 (2023). https://doi.org/10.1007/s00170-022-10555-y
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DOI: https://doi.org/10.1007/s00170-022-10555-y