1 AIT Asian Institute of Technology

A study of shrinkage and warping with taguchi method in FDM based desktop 3D printer

AuthorGhimire, Binam
Call NumberAIT Caps. Proj. no.ME-16-27
Subject(s)Three-dimensional printing

NoteA capstone project submitted in partial fulfillment of the requirements for the degree of Bachelor of Science in Engineering Mechatronics Engineering, School of Engineering and Technology
PublisherAsian Institute of Technology
Series StatementCaps. Proj. ; no. ME-16-27
AbstractAlthough 3d printing was conceived in the late 20th century for industrial purpose, it has developed more into a consumer product as a desktop 3d printer in last decade. The applica- tion of 3d printing with its ability to fabricate complex part in a lean way has been very wide and ever increasing. With many companies introducing their own version of 3d printer into the market, the price has been going down and general population can afford it like a personal computer. Although there are many types of 3d printing technology available, fused deposition modeling remains very popular to general consumer to due to its price factor. While a large group of hobbyist, engineers are adopting it for various application, the FDM technology still poses some issues in terms of the quality it delivers to consumers. Due to the phase change in material and the development of temperature gradient, the model has difference in stress level with each layer being deposited. This combined with machine error, noise, and software inefficiency causes the model to showcase dimensional variation, planar deformation which is termed as shrinkage and warping. This variation in quality of the fabricated model has become a major issue, when tackled can open the door to more possibility and to wider range of application when the models become more accurate. It is also very imperative that the consumers are provided with highest quality possible with minimum variation and the expectation of outcome of the fabricated model are fulfilled. Although compensation model have been created to minimize these quality variations, not all of them are universal in terms of design and noise factor is neglected constantly. The fact that the printer is used by general user without an industrial grade noise less environment is very susceptible to variation which also is affected by the noise in the process. Including this noise factor, a more optimized model has been achieved by using the taguchi method and implemented to get reduced shrinkage and warping in the fused deposition based printed model.
Year2016
Corresponding Series Added EntryAsian Institute of Technology. Caps. Proj. ; no. ME-16-27
TypeCapstone Project
SchoolSchool of Engineering and Technology (SET)
DepartmentDepartment of Industrial Systems Engineering (DISE)
Academic Program/FoSMicroelectronics (ME)
Chairperson(s)Bohez, Erik Lucas Julien;
Examination Committee(s)Than Lin;
DegreeCapstone Project (B.Sc.)-Asian Institute of Technology, 2016


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