PA4205 Additive Manufacturing Syllabus:
PA4205 Additive Manufacturing Syllabus – Anna University PG Syllabus Regulation 2021
OBJECTIVES:
To educate students with fundamental and advanced knowledge in the field of Additive manufacturing technology for plastics product
To learn the fundamentals of additive manufacturing process.
To acquire knowledge about various additive manufacturing processes
To learn the application of additive manufacturing in mould development
To understand the important research challenges associated with AM and its data processing Tools
UNIT I INTRODUCTION TO ADDITIVE MANUFACTURING
Introduction to Additive Manufacturing (AM)- AM evolution, Distinction between AM & CNC machining, Advantages of AM; AM process chain: Conceptualization, CAD, conversion to STL, Transfer to AM, STL file manipulation, Machine setup, build, removal and clean up, post processing; Classification of AM processes: Liquid polymer system, molten material systems, discrete particle system, solid sheet system.
UNIT II TYPES OF ADDITIVE MANUFACTURING – I
Stereolithography Apparatus (SLA) – Principle, pre-build process, part-building and post-build processes, photo polymerization of SL resins, Advantages, limitations and applications; Solid Ground Curing (SGC): Principle, process, Advantages, limitation, and applications; Fused deposition Modeling (FDM): Principle, details of processes Advantages, limitation, and applications; Laminated Object Manufacturing (LOM): Principles, details of processes, products, materials, advantages, limitations and applications;
UNIT III TYPES OF ADDITIVE MANUFACTURING –II
Selective Laser Sintering (SLS) – Principle, process, Indirect and direct SLS- powder structures, materials, post processing, surface deviation and accuracy, Applications; Laser Engineered Net Shaping (LENS): Processes, materials, products, advantages, limitations and applications. Other Additive Manufacturing Systems: Shape Deposition Manufacturing (SDM), Ballistic Particle Manufacturing (BPM), Selective Laser Melting, Electron Beam Melting;
UNIT IV DESIGN FOR ADDITIVE MANUFACTURING
Design for AM: Motivation, DFMA concepts and objectives, AM unique capabilities, exploring design freedoms, Design tools for AM, Part Orientation, Removal of Supports, Hollowing out parts, Inclusion of Undercuts and Other Manufacturing Constraining Features, Interlocking Features, Reduction of Part Count in an Assembly, Identification of markings/ numbers etc;
UNIT V APPLICATIONS OF ADDITIVE MANUFACTURING
AM Applications: Functional models, Pattern for investment and vacuum casting, Medical models, art models, Engineering analysis models, Rapid tooling ( Direct and Indirect method), new materials development, Bi-metallic parts, Re-manufacturing. Application examples for Aerospace, defense, automobile, Bio-medical and general engineering industries; Post processing of AM parts: Support material removal, surface texture improvement, accuracy improvement, aesthetic improvement, preparation for use as a pattern, property enhancements using non-thermal and thermal techniques.
TOTAL: 45 PERIODS
OUTCOMES:
At the end of the course, students will be able to
Develop knowledge about the fundamentals of Additive Manufacturing
Choose a suitable Additive Manufacturing (AM) method.
Learn about a variety of Additive Manufacturing (AM) technologies, their potential to support design and manufacturing
Understand the application of additive manufacturing in mold development
Face the research challenges associated with AM and its data processing tools
REFERENCES
1. Gebhardt, Andreas. “Rapid Prototyping–Rapid Tooling–Rapid Manufacturing.” Carl Hanser, München (2007).
2. Chua, C.K., Leong K.F. and Lim C.S., “Rapid prototyping: Principles and applications”, second edition, World Scientific Publishers, 2010
3. Gibson, I., Rosen, D.W. and Stucker, B., “Additive Manufacturing Methodologies: Rapid Prototyping to Direct Digital Manufacturing”, Springer, 2010
4. Kamrani, A.K. and Nasr, E.A., “Rapid Prototyping: Theory and Practice”, Springer, 2006.