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Introduction to CAD/CAM/CAE CAD Lab.. Introduction CAD(Computer Aided Design) CAM(Computer Aided Manufacturing) CAE(Computer Aided Engineering) Memory.

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Presentation on theme: "Introduction to CAD/CAM/CAE CAD Lab.. Introduction CAD(Computer Aided Design) CAM(Computer Aided Manufacturing) CAE(Computer Aided Engineering) Memory."— Presentation transcript:

1 Introduction to CAD/CAM/CAE CAD Lab.

2 Introduction CAD(Computer Aided Design) CAM(Computer Aided Manufacturing) CAE(Computer Aided Engineering) Memory capacity, processing speed, Interactive graphics Quality, Cost, Delivery

3 Product cycle

4 Solid model of example part

5 Finite element analysis model of example part Finite element meshes Load condition: case 1 Load condition: case 2

6 Stress distribution on example part Result for case1Result for case2

7 Fill time distribution for example part

8 Physical prototype of example part

9 Part drawing of example part

10 Core, cavity, and side cores for example part

11 Completely designed mold base

12 NC tool paths to machine mold

13 Product cycle Design concept Computer aided drafting system Geometric modeling system Parametric modeling

14 Product cycle – cont

15 Stress analysis, interference checking Kinematic analysis, etc. Analysis model with proper abstraction Interactive generation of analysis model

16 Product cycle – cont Design evaluation prototype Rapid Prototyping (RP) Virtual Prototyping (VP)

17 RP - Stereolithography Process Cured Plastic XY Scanning Ultraviolet Laser Beam Photo-curable Resin(Liquid) Top of the Liquid Elevator Vat Platform

18 Virtual Prototyping of Engine

19 Virtual Prototype of Equipment Construction Equipment from John Deere (Division Inc.)

20 Product cycle – cont design documentation Computer aided drafting system Automatic drafting program

21 Product cycle – cont

22 Process plan NC program Robot, CMM

23 Definitions of CAD, CAM and CAE CAD Creation, modification, analysis, optimization Computer graphics + design application program Tolerance analysis, mass property calculation Finite element modeling and analysis

24 Definitions of CAD, CAM and CAE – cont CAD – cont Design geometry Design geometry product development cycle Computer aided drafting system, geometric modeling system CAD system

25 Definitions of CAD, CAM and CAE – cont CAM Plan, manage, control of manufacturing operations NC Robot programming for material handling, welding, assembling, etc.

26 Definitions of CAD, CAM and CAE – cont CAM – cont Process planning Group technology Feature recognition or feature based modeling MRP(Material Requirement Planning)

27 Definitions of CAD, CAM and CAE – cont CAE Analyze CAD geometry Simulate, refine and optimize the design Kinematic program, large-displacement dynamic analysis, etc.

28 Definitions of CAD, CAM and CAE – cont CAE – cont FEM CAE software Stress, deformation, heat transfer, fluid flow, magnetic field, continuous field problem Abstract model mesh

29 Definitions of CAD, CAM and CAE – cont CAE – cont Abstract model detail dimension Mesh preprocessor postprocessor Optimization FEM


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