Abstract
In this present work, an attempt has been made to optimize the wire electric discharge machining using muli-response optimization technique based on Taguchi’s design approach. 16MnCr5 Alloy steel was selected as workpiece material. The response parameters viz. material removal rate and surface roughness were optimized by varying types of electrode, pulse on time (Ton), pulse off time (Toff) and peak current (Ip). The Taguchi’s L18 mixed orthogonal array has been used for planning and designing the experiments. ANOVA was used to find the contribution and significance of different process parameters on the response parameters. The results clearly indicated that pulse on time (Ton) was the most influential factor for the material removal rate and surface roughness. Optimal level of process parameters was used to perform the confirmatory experiments which verified the improvements in performance characteristics.
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Abbreviations
- V c :
-
Cutting Speed
- M t :
-
Thickness of workpiece material (mm)
- W d :
-
Diameter of the wire (mm)
- T on :
-
Pulse on time
- T off :
-
Pulse off time
- I p :
-
Peak current
- WEDM:
-
Wire electrical discharge machining
- MRR:
-
Material removal rate
- SR:
-
Surface roughness
- ANOVA:
-
Analysis of variance
- S/N:
-
Signal to noise ratio
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Saini, T., Goyal, K. & Bhandari, D. Multi-response optimization of WEDM parameters on machining 16MnCr5 alloy steel using Taguchi technique. Multiscale and Multidiscip. Model. Exp. and Des. 2, 35–47 (2019). https://doi.org/10.1007/s41939-018-0027-7
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DOI: https://doi.org/10.1007/s41939-018-0027-7