MEB COMPUTER INTEGRATED MANUFACTURING. Unit - I Part - A

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Dana Warren
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1 MEB COMPUTER INTEGRATED MANUFACTURING One Mark Questions: Unit - I 1. What is meant by CIM? 2. Define: CAD 3. What are the different types of CAD system? 4. What is meant by graphic workstation? 5. Define: Geometric modeling. 6. List the CAD application software. 7. List the operating software. 8. What is meant by translation? 9. What is meant by scaling? 10. What us meant by concatenation? 12. Write the transformation matrix for 2D and 3D translation. 13. Write the transformation matrix for 2D and 3D rotation. 14. Write the transformation matrix for 2D and 3D scaling. 15. List the geometric modeling techniques. 16. What is meant by wire frame model? 17. What is meant by surface model? 18. What is meant by solid model? 19. List the solid modeling methods. 20. What is meant by graphic standard? 21. Expand IGES and PHIGS. 22. What is meant by DFX? 23. What is meant by DFM? 24. What is meant by DFA? 25. Define: FEM. 26. List the Boolean operations used in CSG. 27. List the common graphic standards used in CAD/CAM applications. 28. List the CAD hardware. 29. List the entities used in wire frame modeling. 30. List the surface features used in surface. 31. List out applications of surface modeling. 32. List the applications of solid modeling. 33. List the disadvantages of IGES. 1. Explain the concept of CIM 2. Draw the CIM wheel and explain 3. What are the benefits of CIM? 4. What is meant by integrated CAD/CAM? Explain. 5. Explain Shigley s design process. 6. Explain the activities of CAD.

2 7. List the benefits of CAD. 8. List the functions of graphic workstation. 9. Explain 2D and 3D translation. 10. Explain 2D and 3D rotation. 11. Explain 2D and 3D scaling. 12. Explain wire frame modeling 13. List the advantages and disadvantages of wire surface model. 14. Explain surface modeling. 15. List the advantages and disadvantages of surface model. 16. Explain solid modeling. 17. Explain CSG and B-rep approaches of solid modeling. 18. List the advantages and disadvantages of solid models. 19. What is the need for graphic standard? (or) List the benefits of graphic standards. 20. Explain in details about GKS. 21. Explain in details IGES methodology. 22. Explain in details PHIGS. 23. Explain in details about DXF. 24. Discuss in details about DFM guide lines. 25. Discuss in details about DFA guide lines. 26. Explain the basic steps involved in FEM. 27. What are the advantages and disadvantages of FEM?

3 One Mark Questions: Unit - II 1. Define: CAM 2. List major functions of CAM. 3. What is meant by group technology? 4. Define: Part family 5. What are the methods of forming part family? 6. Define: Process planning. 7. Define: Computer aided process planning. 8. What are the types of CAPP? 9. What is coding structures? 10. What are the types coding structures? 11. What is meant by production planning and control? 12. What is master production schedule? 13. What is meant by capacity planning? 14. What is meant by material requirement planning? 15. Define: Manufacturing resources planning. 16. What is meant by shop floor control? 17. Define: JIT manufacturing philosophy. 18. List the objectives of JIT. 19. List the goals of JIT. 20. Define: Product development cycle. 21. Define: Rapid prototyping. 22. List the materials used in SLA. 23. List the materials used in laser sintering 24. List the materials used in FDM. 25. List the materials used in 3D printing. 1. Discuss in details about functions of CAM. 2. List the benefits of CAM. 3. What are the methods of forming part family? Explain. 4. Discuss in details about parts classification and coding. 5. Explain optiz classification and coding system. 6. Explain the different types of coding structures. 7. Explain MICLASS classifications and coding system. 8. Discuss in details about CODE system. 9. What are the advantages and limitations of GT? 10. What is meant by process planning? 11. List the data s required for process planning. 12. Explain different types of CAPP 13. List the advantages of CAPP. 14. Discuss in details about production planning and control. 15. Explain about master production schedule.

4 16. Explain about capacity planning. 17. Discuss in details about MRP. 18. List the input to the MRP software. 19. List the output to the MRP software. 20. What are the benefits of MRP system? 21. Explain MRP - II. 22. Explain SFC. 23. Discuss in details about JIT. 24. What is meant by ERP? Explain. 25. Discuss about product development cycle. 26. Explain a).sequential engineering b). Concurrent engineering 27. Discuss the basic steps involved in RP process. 28. What are the different types of RP process? 29.With neat sketch explain the SLA process. 30. List the applications, advantages and disadvantages of SLA process. 31. With neat sketch explain the laser sintering process. 32. List the applications, advantages and disadvantages of laser sintering. 33. With neat sketch explain the FDM process. 34. List out applications, advantages and disadvantages of FDM process. 35. With neat sketch explain the 3D printing. 36. List the applications, advantages and disadvantages of 3D printing.

5 One Mark Questions: Unit - III 1. Define: NC 2. Define: CNC 3. Define: DNC 4. List the components of NC system 5. List the components of CNC system 6. List the components of DNC system 7. List the functions of CNC system 8. List the functions of DNC system 9. What is meant by adaptive control? 10. List the functions performed by adaptive control 11. Draw the axis convention for turning centre. 12. Draw the axis convention for machining centre. 13. What are the types of turning centers? 14. What are the types of machining centers? 15. What is the principle of EDM machine? 16. What is CMM? 17. What are the types of spindle drives? 18. What are the types of feed divers? 19. What is stepping motor? 20. What is servo motor? 21. List the component of hydraulic drive system. 22. List the types of slide ways. 23. What is meant by tool ATC? 24. What is meant by tool magazine? 25. List the feed back devices used in CNC machines. 26. What is meant by in process probing? 27. What is meant by transducers? 28. What is encoder? 29. List any two antifriction linear motion slide ways. 30. Mention the types of slide ways. 31. What is the purpose of using ATC in CNC machine? 32. List the tool material used in EDM process. 33. List the dielectric fluid used in EDM process 34. What are the types of DC motors? 35. What is the feed back device? 1. Explain the working of NC system with suitable line diagram. 2. Explain the CNC system with suitable line diagram. 3. Explain the DNC system with suitable line diagram. 4. List the difference between NC and CNC system. 5. List the advantages and disadvantages of NC machine.

6 6. List the applications of NC system. 7. List the advantages of CNC system. 8. List the advantages of DNC system. 9. Explain adaptive control system. 10. Briefly explain the salient features of turning centre. 11. Briefly explain the salient features of machining centre. 12. Explain the working of CNC EDM die sinking machine. 13. Explain the working of CNC wire EDM machine. 14. List the advantage and advantages of EDM process. 15. Explain the construction and working of CMM 16. List the different configuration of CMM 17. List the requirements of spindle drive motors. 18. Explain any one type of CNC machine spindle drive. 19. List the requirements of feed drives. 20. Explain servo drive used in CNC machine. 21. Explain stepping motor. 22. Explain hydraulic drive system 23. List the advantages of hydraulic drives. 24. List the requirements of slide ways. 25. Explain linear motion bearings. 26. Explain recirculation ball screw used in CNC machine. 27. What are the advantages of linear motion bearings? 28. What are the advantages of recirculation ball screw? 29. Explain the working of rotary transducer (encoder). 30. Explain the working of linear transducer. 31. What is meant by in process probing? Explain. 32. List the advantages of in process probing. 33. Explain the working of ATC. 34. Explain the tool magazine.

7 One Mark Questions: Unit - IV 1. Define part program. 2. List different methods of programming 3. What is meant by Format? 4. List the different types of format. 5. What is the significance of co-ordinate system? 6. Define machine zero point. 7. Define work piece zero point. 8. What is meant by home position? 9. What is Interpolation? 10. List the different types if interpolation. 11. Define circular interpolation. 12. Define absolute dimensioning. 13. Define relative dimensioning. 14. What are preparatory functions? 15. What are miscellaneous functions? 16. Name four G-codes and their functions for turning. 17. Name four M-codes and their functions for milling. 18. Define sub-routing. 19. Define canned cycle. 20. What is meant by mirroring? 1. What is a part program? Explain the structure of a part program. 2. Explain zero point and reference point. 3. Explain manual part programming. 4. Explain in detail the NC co-ordinate system 5. Distinguish between absolute dimensioning and incremental dimensioning. 6. What are G-codes and M-codes? Give at least 5 examples for each. 7. Explain the concept of conversational programming. 8. Explain the method of APT programming. 9. What is interpolation? List the different types of interpolation. 10. Explain the use of canned cycle in programming. 11. Briefly explain the concept of subroutine. 12. Briefly explain the concept of mirroring. 13. Explain in detail, the different types of Format 14. Write a part program for drilling 12 holes of dia 10mm in 3 rows and 4 columns on a billet of size 100mm 80mm 10mm. The distance between the rows is 25mm and that of columns is 30mm.

8 One Mark Questions: Unit - IV 1. Define FMS 2. What are the components, of FMS? 3. What is meant by FMS layout? 4. List the different types of FMS layout. 5. Define flexible manufacturing cell. 6. Define flexible turning cell. 7. Define AGV. 8. Give a list of different types AVGs. 9. Expand ASRS. 10. Define Robot. 11. Give different configurations of Robot. 12. Name different Robot programming methods. 13. State the functions of a sensor in the Robot. 14. What are the different types of sensors? 15. State the applications of a Robot. 16. An FMS is versatile - Why? 17. An FMS is Adaptable - How? 1. Explain in detail, the different components of FMS. 2. What are FMS layouts? Explain the different layouts? 3. Write short notes of a. Flexible Manufacturing cell b. Flexible Manufacturing system c. Flexible turning cell d. Intelligent manufacturing system e. ASRS f. Computer integrated material handling. 4. Define AGV. Explain the working of an AGV 5. Explain the different types of AGV. 6. State the benefits of AGV. 7. Explain the different configurations of Robot. 8. Explain the different methods of programming for a Robot. 9. Write short notes on Robot sensors. 10.State the applications of Robot.

INSTITUTE OF AERONAUTICAL ENGINEERING (Autonomous) Dundigal, Hyderabad

INSTITUTE OF AERONAUTICAL ENGINEERING (Autonomous) Dundigal, Hyderabad -500 043 Course Name : CAD CAM Course Code : A0328 Class : IV B. Tech I Semester MECHANICAL ENGINEERING TUTORIAL QUESTION BANK Branch