CAD-CAM-CNC-CIM

UNIT I
INTRODUCTION

,CAD Hardware and Software
CAD hardware:
 Includes the computer, one or more graphical display terminals,
keyboard and other peripheral equipment.
 In CAD, the drawing boards are replaced by electronic input and
output devices, an electronic plotter, mass storage, an archival
storage device, a tape reader, printer, card reader, and hard copy
unit, as shown in Figure:




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,CAD Hardware and Software
CAD software:
 CAD software consists of
(i) system software and
(ii) application software.


(i) System software:
 It is used to perform/control the operation of the computer.
 Responsible for making the hardware components to work and interact
with each others and the end user.
 Examples of system software are the operating systems, all kinds of
hardware drivers, compilers and interpreters.

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, CAD Hardware and Software

(ii) Application software:


 It is also known as application programs,
 It is used for general or customised/specialized problems.
 Examples of application software are AutoCAD, Solid works, Pro-E, ANSYS,
ADAMS, etc.




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