Introduction to Modelling and Design for Manufacturing (BMEL305)

Introduction to Modelling and Design for Manufacturing

Course Code BMEL305
CIE Marks 50 
Teaching Hours/Week (L: T:P: S) 0:0:2:0 
SEE Marks 50 
Total Hours of Pedagogy 14 Sessions 
Total Marks 100 
Credits 01 
Exam Hours 3 
Examination nature (SEE) Practical 

Module-1

Sessions Introduction to Computer Aided Sketching Review of graphic interface of the software. Review of 2D Sketching, Parametric Solid Modelling, Assembly creation and product rendering. Limits, Fits and Tolerances: Introduction, Fundamental tolerances, Deviations, Methods of placing limit dimensions, Types of fits with symbols and applications, Geometrical tolerances on drawings, Standards followed in industry. (Above topics to be studied as a review) Geometrical Dimensioning and Tolerances (GD&T): Introduction, Fundamental tolerances, Deviations, Methods of placing limit dimensions, machining symbols, types of fits with symbols and applications, geometrical tolerances on drawings. Standards followed in industry. (Only for CIE) The basics of sketching and modelling: Explore Fusion 360 User Interface, Navigation and display settings, create new projects and designs, creating basic 2D sketches, Creating & Modifying a solid 3D body with Sections. (For SEE) 

Module-2

Sessions Create draft during a feature, create draft as a feature, Add ribs and plastic supports, Create holes and threads. Thread Forms: Terminologies, ISO Metric, BSW, Square & Acme. Seller threads, Atinerican Standard Thread. Use a coil feature, Mirrors and patterns. Fasteners: 3D & Section views - Hexagonal headed bolt and nut with washer, Square headed bolt and nut with washer. Keys: Parallel Key, Taper Key & Feather Key. 

Module-3

Sessions The different ways to create components, Use scripts to create gears, Component color swatch and color cycling, Use McMaster-Carr parts in a design. Assembly of joints and Coupling using 3D environment. Joints: Like Cotter joint (socket and spigot), knuckle joint (pin joint). Couplings: Like flanged coupling, universal coupling. 

Module-4

Assembly Drawings: (Part drawings shall be given) Drawing Basics-Detailing Drawings. Explode a 3D model for a drawing, Create a drawing sheet and views, Add geometry and dimensions to a drawing, Add GD & T text, B014, tables and symbols, Place an exploded view, Edit a title block, Export to different file formats. 1. LIFTING DEVICE (Screw jack) 2. BEARINGS (Plumber Block) 3. MACHINE TOOL COMPONENT (Machine Vice or Tailstock) 4. VALVES (Ram's Bottom Safety Valve) 5. IC ENGINE COMPONENTS (Piston or Connecting Rod) 

Suggested Learning Resources: Books Text Books:

1. K L Narayana, P Kannaiah, K Venkata Reddy, "Machine Drawing", New Age International, 3rd Edition. ISBN-13: 978-81-224-2518-5, 2006 

2. N D Bhatt , "Machine Drawing", Charotar Publishing House Pvt. Ltd.,50th Edition, ISBN•13: 978-9385039232, 2014 

3. Machine drawing by K R Gopalakrishna, Subhash Publication