CAD/CAM
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CAD/CAM Syllabus — Unit-wise Content
The official GTU curriculum for CAD/CAM (subject code 4361902) as prescribed for Mechatronics · Semester 6 divides the course into 6 units, covering 37 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (4361902)Unit 1 Introduction of CAD.
- 1.1. CAD Definition, concept, and need.
- 1.2. CAD Process.
- 1.3. Functional Areas of CAD.
- 1.4. Applications of CAD.
- 1.5. Input / Output devices.
Unit 2 Geometric Modeling & 3D Modeling.
- 2.2. Wireframe, Surface & Solid Modeling.
- 2.3. Solid modeling methods like Constructive Solid Geometry, Pure primitives, and boundary Representation.
- 2.5. Parametric & non-Parametric Modeling concepts & its differences.
- 2.6. AutoCAD 3D commands related to Pure primitives (BOX, CYLINDER, CONE, SPHERE, TORUS, PYRAMID, and WEDGE.)
- 2.7. 3D Draw Commands (Extrude, Revolve, Sweep, Sweep blend (Loft), etc.)
- 2.8. Boolean Operations.
- 2.9. 3D Modify & Editing Commands.
- 2.11. Importance of surface modeling.
- 2.12. AutoCAD surface modeling commands (EDGESURF, PLANESURF, RULESURF, REVSURF, TABSURF, 3DMESH, etc.). Computer Aided Design/Computer Aided Manufacturing Course Code: 4361902
Unit 3 3D Parametric Modeling and Assembly in CAD Software.
- 3.1. Introduction to parametric modeling software (Any one CATIA, Creo, Solid Works, Unigraphics, AutoCAD, Inventor/Solid Works, etc)
- 3.2. Understanding of 3D datum panes/ working planes / Reference planes, Axis and Constraints.
- 3.3. 3D modeling using different 3D solid commands.
- 3.4. Assembly Modeling and creation of assembly and details drawing sheet for those parts.
- 3.5. Bill of Materials (BOM)
Unit 4 Introduction of CNC and CNC Machine Tools.
- 4.1. CAM Concepts & definitions.
- 4.2. NC, CNC, & DNC concept, Feature & difference.
- 4.3. Advantages & Limitations & Application of CNC.
- 4.4. Selection Criteria of CNC Machines.
- 4.5. Types of CNC Tools and Tool Holders.
- 4.6. CNC machines: Types, classification, working and constructional features.
Unit 5 CNC machine components.
- 5.1. CNC Machine building, structural details, CNC block diagram.
- 5.2. Spindle drives and axes drives on CNC machines.
- 5.3. Components of CNC machines - Types, sketch, working and importance of: Different types of drives Slideways. Re-circulating ball screw. Feedback devices (transducers, encoders). Automatic tool changer (ATC). Automatic pallet changer (APC). Computer Aided Design/Computer Aided Manufacturing Course Code: 4361902
Unit 6 CNC part programming and recent trends.
- 6.1. Definition and importance of various positions like machine zero, home position, workpiece zero, and program zero.
- 6.2. CNC part programming: programming format and structure of the part program.
- 6.3. ISO G and M codes for turning and milling-meaning and applications of important codes.
- 6.4. Simple part programming for turning using ISO format having straight turning, taper turning (linear interpolation), and convex/concave turning (circular interpolation).
- 6.5. Simple part programming for milling using ISO format.
- 6.6. Importance, types, applications, and format for: Canned cycles. Subroutine.
- 6.7. CNC turning and milling part programming using canned cycles, and Subroutine.
- 6.8. Need and importance of various compensations: Tool length compensation. Pitch error compensation. Tool radius compensation. Tool offset.
- 6.9. Introduction of CAM software and application of automated part programming method & its feature scope. Computer Aided Design/Computer Aided Manufacturing Course Code: 4361902
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