PT8452 - MOULD MANUFACTURING TECHNOLOGY (Syllabus) 2017-regulation Anna University

PT8452 - MOULD MANUFACTURING TECHNOLOGY (Syllabus) 2017-regulation Anna University

PT8452

MOULD MANUFACTURING TECHNOLOGY

 LPTC

3003

OBJECTIVES:
• To impart knowledge on mould making techniques such as metal cutting, metal erosion,
• To provide knowledge of metal deposition, surface texturing and measurements in mold making.
• To understand the electro forming process

UNIT I

FUNDAMENTALS OF MOLD MAKING

9

Mold Making: selection of materials for mold making, Mechanism of metal cutting, types of tools, influence of tool angles, Cutting fluids. Basics of machining operations: Turning, Cylindrical Grinding, Surface Grinding & Vertical Milling.

UNIT II

ELECTRICAL DISCHARGE MECHANISMS

9

Electrical discharge machining – Principle, Types of EDM - Die Sinking & Wire Cut EDM, Machining Process, Requirements of dielectric fluid, Applications of EDM in mold making.


UNIT III

ELECTRO FORMING PROCESS

9

Electroforming for mold manufacturing - discussion of the process, materials for electroforming, design & materials for models, machining for electroformed mold cavities, Advantages, Disadvantages.

UNIT IV

HOBBING AND CHEMICAL TEXTURING

9

Hobbing for mold cavity making - Discussion of the hobbing process, elements of hobbing, materials used for cavity, lubrication, and depth of hobbing, advantages and disadvantages.Surface Texturing of molds – Chemical Texturing, Process description, Advantages- Limitations of chemical texturing.

UNIT V

METOROLOGY AND INSPECTION

9

Metrology and inspection: Vernier caliper, Micrometer, Vernier height gauges, Surface plate, Slip gauges, Sine Bar, Rockwell Hardness, Optical profile projectors and Optical flat.

TOTAL : 45 PERIODS

OUTCOMES: Upon completing this course, the students
• Will demonstrate mold making process
• Will know about the Electro discharge machining process
• Will have the knowledge in surface texturing of mold
• Will attain knowledge in electroforming process
• Will acquire skills in inspection of mold

TEXT BOOKS:
1. KlusStokhert (Edt.), Mold making handbook for Plastic Engineers, Hanser Publishers, 2nd edition, 1998.
2. HMT Production Technology, Tata Mc Graw Hill (India), 1992
3. Plastics Mould design , Tata McGraw-Hill Education , 2007

REFERENCES:
1. C-B & Liv C.N.K. Computer aided design & manufacture, East West Press P.C.Pandey& H.S. Shah, Modern Machining Processes, TMH, 1990
2. R.G.W.Pye, Injection Mold Design, East West Press Pvt. Ltd., New Delhi.3rd Edition, 1983.
3. Stoeckhert & Menning, Mold making handbook, 2nd edition, Carl Hanser Verlag GmbH & Company KG, 2013. .
4. W.A.J Chapman, Workshop Technology Part 2, Taylor & Francis Group, 2016.
5. George Menges& Paul Mohren, How To Make Injection Molds, Hanser Publishers, 2001

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