Diploma Computer Integrated Manufacturing Question Papers

Unit 1 Computer Aided Design
Computer Aided Design: Introduction – definition – Shigley’s design process – CAD activities – benefits of CAD – CAD software packages – point plotting, drawing of lines, Bresenham’s circle algorithm, Transformations: 2D & 3D transformations – translation, scaling, rotation and concatenation.
Geometric modelling: Techniques – Wire frame modelling – applications – advantages and disadvantages. Surface modelling – types of surfaces – applications – advantages and disadvantages – Solid modelling – entities – advantages and disadvantages – Boolean operations – Boundary representation – Constructive Solid Geometry – Comparison. Graphics standard: Definition – Need – GKS –IGES – DXF. Finite Element
Analysis: Introduction – Development – Basic steps Advantages.

Unit 2 Computer Aided Manufacturing
CAM – Definition – functions of CAM – benefits of CAM. Introduction of CIM – concept of CIM – evolution of CIM – CIM wheel – Benefits – integrated CAD/CAM.

Group technology: Part families – Parts classification and coding – coding structure – Opitz system, MICLASS system and CODE System. Process Planning: Introduction – Computer Assisted Process Planning (CAPP) – Types of CAPP – Variant type, Generative type – advantages of CAPP. Production Planning and Control (PPC): Definition – objectives – Computer
Integrated Production management system – Master Production Schedule (MPS) – Capacity Planning – Materials Requirement Planning (MRP) – Manufacturing Resources Planning (MRP-II) – Shop Floor Control system (SFC) – Just In Time manufacturing philosophy (JIT) – Introduction to Enterprise Resources Planning (ERP).

Diploma Computer Integrated Manufacturing Question Papers

Unit 3 CNC Programming
NC in CAM, tooling for CNC – ISO designation for tooling – CNC operating system. Programming for CNC machining – part program – Manual part programming – coordinate system – Datum points: machine zero, work zero, tool zero – reference points – NC dimensioning – G codes and M codes – linear interpolation and circular interpolation – CNC program
procedure – sub-program – canned cycles – stock removal – thread cutting – mirroring – drilling cycle – pocketing. Rapid prototyping: Classification – subtractive – additive – advantages and applications – materials – Virtual machining.

Unit 4 FMS, AGV, AS/RS, Robotics
FMS: Introduction – FMS components – FMS layouts – Types of FMS: Flexible Manufacturing Cell (FMC) – Flexible Turning Cell (FTC) – Flexible Transfer Line (FTL) – Flexible Machining System (FMS) – benefits of FMS – introduction to intelligent manufacturing system.
Material handling in CIM environment: Types – AGV: Introduction – AGV – working principle – types – benefits. AS/RS – working principle –types – benefits.
Robotics: Definition – robot configurations – basic robot motion – robot programming method – robotic sensors – end effectors – mechanical grippers – vacuum grippers – robot programming concepts – Industrial applications of Robot: Characteristics – material transfer and loading – welding – spray coating – assembly and inspection.

Unit – 5 Advanced Concepts Of CIM
Concurrent Engineering: Definition – Sequential Vs Concurrent engineering – need of CE – benefits of CE. Quality Function Deployment (QFD): Definition – House of Quality (HOQ) – advantages – disadvantages. Steps in Failure Modes and Effects Analysis (FMEA) – Value Engineering (VE) – types of values – identification of poor value areas – techniques – benefits. Guide lines of Design for Manufacture and Assembly (DFMA). Product Development Cycle: Product Life Cycle – New product development processes. Augmented Reality (AR) – Introduction – concept – Applications.