Computer Integrated Manufacturing model question paper


MODEL  QUESTION  PAPER
COURTLY: DTE BOARD
SUBJECT : Computer Integrated Manufacturing                  SUBJECT  CODE :­­­­­­­­­­­­_______
TIME : 03 Hrs                                                                              TOTAL  MARKS : 100
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Instructions: 1. Section I is Compulsory
                     2. Answer any TWO full questions each of the remaining sections
Section -  I
 1. a) What are Canned cycles ? Explain it as applied to turning application.                        -- 05
     b) List out the various types of Grippers used as End effectors in Robots.                      -- 05
         ( Questions for this section  are to be taken from Part-B and Part-C only)
Section -II
2. a) Define CIM. Explain the various elements of CIM system with a sketch.                    -- 06
    b) Explain the different types of Automation.                                                                   -- 05
    c) Mention the steps involved in manual design process with a block diagram.                -- 04

3  a) Explain  applications of computers in design process                                                     -- 08
   b) Mention any seven benefits of CAD                                                                               -- 07

4. a) Explain the basic components of NC with a diagram.                                                   -- 07
    b) What are the features of CNC ?                                                                                     -- 04
    c) Explain Distributed numerical control with a diagram                                                   -- 04

Section – III
5  a) Explain the different loads to be considered while designing machine structure of a CNC
        Machine.                                                                                                                         -- 09
   b) Explain stick- slip phenomenon  in frictional guideways.                                               -- 06

6. a) Differentiate between direct and Indirect measuring system.                                        -- 04
    b) Explain any three compensations  for machine accuracy.                                              -- 06
    c) Explain hydrodynamic bearing with a neat sketch.                                                        -- 05

7   a) Explain Absolute and Incremental mode of dimensioning                                           -- 06
     b) Write a subroutine program for the given sketch.                                                         -- 09

Section – IV
8  a) Define CAM. Discuss the two categories of CAM                                                        -- 05
    b) Explain Opitz system of part classification and coding.                                                -- 05
    c) Explain the various components of FMS                                                                        -- 05

9.  a) Explain Retrieval type CAPP with a neat sketch                                                          -- 09
     b) Define Robot. Discuss the importance of robots in industry                                        -- 06

10.  a) Explain degrees of freedom of a robot with a neat sketch.                                         -- 09
       b) Mention any six applications of Robots.                                                                     -- 06
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