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GUJARAT TECHNOLOGICAL UNIVERSITY
DIPLOMA ENGG. – DLM - SEMESTER– VI • EXAMINATION – WINTER 2012
Subject code: 361901 Date: 01-01-2013
Subject Name: CAD/CAM
Time: 02:30 pm – 05:00 pm Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. English version is considered to be Authentic.
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Q.1 (a) Write definition of CAD and CAM. List applicationsof CAD/CAM. 07
(b) List different motion control system of CNC machine and explain any one. 07
Q.2 (a) Prepare CNC part program using ISO codes of a component given in Fig.-1. 07
(b) List the types and features of graphic terminals.Explain any one in brief. 07
OR
(b) Write concept and application of animation. 07
Q.3 (a) Write complete procedure to draw 3D model for a given component in Fig.-2 07
(b) Write features ofPro-Engineer. 07
OR
Q.3 (a) Write complete procedure to draw 3D model for a given component in Fig.-3. 07
(b) Write features of Ideas software. 07
Q.4 (a) Explain any Five G Codes and five M Codes in detail. 07
(b) Explain following auto CAD commands : (1)UCS (2) REVSURF (3) RULESURF (4) TABSURF 07
OR
Q. 4 (a) Explain concept and importance of canned cycle. 07
(b) Differentiate : (1)Open loop & Closed loop system. (2) Absolute & Incremental dimensioning 07
Q.5 (a) Give classification of Robots and list types of robots. 07
(b) Write Short Note: (1) FMS (2) CIM 07
OR
Q.5 (a) State the principal functions and applications of DNC. 07
(b) Write Short Note: (1) CAD/CAM Integration. (2) Classification of ATC. 07
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