A Triple-Phase Inspection for Quality Control in MMAM
A Triple-Phase Inspection for Quality Control in MMAM |
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© 2025 by IJETT Journal | ||
Volume-73 Issue-5 |
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Year of Publication : 2025 | ||
Author : K. Rebecca Jebaseeli Edna, V. Jemmy Joyce, G. Gomathi Jawahar, G. Sheeba Merlin |
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DOI : 10.14445/22315381/IJETT-V73I5P113 |
How to Cite?
K. Rebecca Jebaseeli Edna, V. Jemmy Joyce, G. Gomathi Jawahar, G. Sheeba Merlin, "A Triple-Phase Inspection for Quality Control in MMAM," International Journal of Engineering Trends and Technology, vol. 73, no. 5, pp.137-144, 2025. Crossref, https://doi.org/10.14445/22315381/IJETT-V73I5P113
Abstract
Modern 3D printing methods like MMAM are fostering innovation in sectors that need highly customised, useful, and specialised parts. Statistical Quality Control (SQC) methods and standardised test specimens are used to monitor and validate the quality of 3D printing to ensure the quality, consistency, and repeatability of 3D printed components. Smartwatches with embedded sensors are made by incorporating tiny, specialised electronic components right into the body or structure of the watch. This makes it possible for the watch to monitor a range of physical activities and health metrics like heart rate, temperature, and motion. This method typically combines microelectronics, assembly techniques, and Multi-Material Additive Manufacturing (MMAM) to seamlessly incorporate sensors into the watch without compromising its appearance or functionality. This study suggests a three-phase inspection process for MMAM quality control. Process control and product control are used in mixed sampling plans to improve acceptance sampling’s accuracy and/or efficacy. The process control component is based on a standard approximation and depends on a measurable process variable with a known standard deviation. An attribute sampling technique based on the truncated Poisson distribution (tPd) is used in the product control phase. It is assumed that for this inspection, the amount of supplies used in the 1st and the 3rd phases of the inspection is equal. As a result, producers and consumers gain from this. To enable the sample plan selection process, tables that include the operational characteristics function and related metrics are developed and shown.
Keywords
Triple-phase inspection, Truncated Poisson distribution, Sampling size, AQL, LQL, Operational characteristic function, Quality control in MMAM.
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