<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper is focused on the experiment where the effects of the cutting environment and feed of drilling on the bores roughness and cylindricity were evaluated. Dry drilling of aluminium alloys (without using cutting fluids) is an environmentally friendly machining process but also an extremely difficult task, which is due to the tendency of aluminium to adhere to the drills made of conventional materials such as high-speed steel; and therefore three cutting environments (namely two different emulsions and compressed air) were used in the experiment. The article demonstrates multicriterial optimization of input factors (cutting environment, feed) for two defined target functions: roughness and cylindricity). The measured values were subjected to mathematico–statistical Analysis of Variance (ANOVA). ANOVA was used for examining the effects of machining parameters and their contribution to the surface roughness and bores cylindricity. The optimal cutting parameters were evaluated for “Smaller-the-Better” quality characteristics of both output responses, as can be seen in our article published previously. Based on the ANOVA, we determined that cutting environment exhibited higher percentage of contribution on bores quality than feed of machining. The results show 77.37 % impact of cutting environment and 8.13 % impact of feed on quality of machined bores.</p></abstract>

The paper is focused on the experiment where the effects of the cutting environment and feed of drilling on the bores roughness and cylindricity were evaluated. Dry drilling of aluminium alloys (without using cutting fluids) is an environmentally friendly machining process but also an extremely difficult task, which is due to the tendency of aluminium to adhere to the drills made of conventional materials such as high-speed steel; and therefore three cutting environments (namely two different emulsions and compressed air) were used in the experiment. The article demonstrates multicriterial optimization of input factors (cutting environment, feed) for two defined target functions: roughness and cylindricity). The measured values were subjected to mathematico–statistical Analysis of Variance (ANOVA). ANOVA was used for examining the effects of machining parameters and their contribution to the surface roughness and bores cylindricity. The optimal cutting parameters were evaluated for “Smaller-the-Better” quality characteristics of both output responses, as can be seen in our article published previously. Based on the ANOVA, we determined that cutting environment exhibited higher percentage of contribution on bores quality than feed of machining. The results show 77.37 % impact of cutting environment and 8.13 % impact of feed on quality of machined bores.

Cutting Environment Impact on the Aluminium Alloy Machining

Slovak University of Technology in Bratislava

Faculty of Materials Science and Technology in Trnava, Institute of Integrated Safety

Faculty of Materials Science and Technology in Trnava, Institute of Production Technologies

GAMF Faculty of Mechanical Engineering and it Department of Vehicle Technology

Research Papers Faculty of Materials Science and Technology Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Cutting Environment Impact on the Aluminium Alloy Machining"}

The paper is focused on the experiment where the effects of the cutting environment and feed of drilling on the bores roughness and cylindricity were...

Cutting Environment Impact on the Aluminium Alloy Machining

Online veröffentlicht: 03. Sept. 2019

Seitenbereich: 21 - 27

Eingereicht: 17. Apr. 2019

Akzeptiert: 21. Juni 2019

DOI: https://doi.org/10.2478/rput-2019-0002

Schlüsselwörter
Cutting environment, feed, drilling, aluminium alloy

© 2019 Eva Buranská et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Cutting Environment Impact on the Aluminium Alloy Machining

Online veröffentlicht: 03. Sept. 2019

Seitenbereich: 21 - 27

Eingereicht: 17. Apr. 2019

Akzeptiert: 21. Juni 2019

DOI: https://doi.org/10.2478/rput-2019-0002

SchlüsselwörterCutting environment, feed, drilling, aluminium alloy

© 2019 Eva Buranská et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Schlüsselwörter
Cutting environment, feed, drilling, aluminium alloy