Development of electrode tooling in electrical discharge machining

In recent years, the demand to produce micro component had increased hugely as the micro component can provide several advantages. Among the advantages would be miniaturized product can be achieve, better performance and special properties which add values to the product. Microgrooves, micro slit an...

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Main Author: Goh, Khoon Kwee
Other Authors: Yeo Swee Hock
Format: Final Year Project
Language:English
Published: 2014
Subjects:
Online Access:http://hdl.handle.net/10356/60505
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-605052023-03-04T19:17:26Z Development of electrode tooling in electrical discharge machining Goh, Khoon Kwee Yeo Swee Hock School of Mechanical and Aerospace Engineering DRNTU::Engineering In recent years, the demand to produce micro component had increased hugely as the micro component can provide several advantages. Among the advantages would be miniaturized product can be achieve, better performance and special properties which add values to the product. Microgrooves, micro slit and some other micro geometry which often encounter on the surface of the component would directly affect its performance. This simply means the approaches to fabricate and the finishing of such features is significantly important towards the performance of the component. As the demand on the size of the component produced is favoring towards miniature, Micro EDM was introduced. In this present study, it is proposed that a rotating disk electrode is to mount on a fixture in such a way that multiple orientations machining can be achieved. The fixture also ensures the machining characteristic of the rotating disk electrode is preserved. On the other hand, another off-centered rotating electrode tool is developed to fabricate circular grooves on a planar workpiece. This function is currently cannot be achieved by using the conventional rotating pin electrode on the machine using for this project. Machining is carried out using the designed tools on a workpiece and surface finish is analyzed. Both approach demonstrated as a promising way to achieved desired micro groove and slit with much efficiency. Some good finishing micro slit and groove can be obtained through the proposed approaches. Bachelor of Engineering (Mechanical Engineering) 2014-05-27T09:02:37Z 2014-05-27T09:02:37Z 2014 2014 Final Year Project (FYP) http://hdl.handle.net/10356/60505 en Nanyang Technological University 60 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering
spellingShingle DRNTU::Engineering
Goh, Khoon Kwee
Development of electrode tooling in electrical discharge machining
description In recent years, the demand to produce micro component had increased hugely as the micro component can provide several advantages. Among the advantages would be miniaturized product can be achieve, better performance and special properties which add values to the product. Microgrooves, micro slit and some other micro geometry which often encounter on the surface of the component would directly affect its performance. This simply means the approaches to fabricate and the finishing of such features is significantly important towards the performance of the component. As the demand on the size of the component produced is favoring towards miniature, Micro EDM was introduced. In this present study, it is proposed that a rotating disk electrode is to mount on a fixture in such a way that multiple orientations machining can be achieved. The fixture also ensures the machining characteristic of the rotating disk electrode is preserved. On the other hand, another off-centered rotating electrode tool is developed to fabricate circular grooves on a planar workpiece. This function is currently cannot be achieved by using the conventional rotating pin electrode on the machine using for this project. Machining is carried out using the designed tools on a workpiece and surface finish is analyzed. Both approach demonstrated as a promising way to achieved desired micro groove and slit with much efficiency. Some good finishing micro slit and groove can be obtained through the proposed approaches.
author2 Yeo Swee Hock
author_facet Yeo Swee Hock
Goh, Khoon Kwee
format Final Year Project
author Goh, Khoon Kwee
author_sort Goh, Khoon Kwee
title Development of electrode tooling in electrical discharge machining
title_short Development of electrode tooling in electrical discharge machining
title_full Development of electrode tooling in electrical discharge machining
title_fullStr Development of electrode tooling in electrical discharge machining
title_full_unstemmed Development of electrode tooling in electrical discharge machining
title_sort development of electrode tooling in electrical discharge machining
publishDate 2014
url http://hdl.handle.net/10356/60505
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