Exam Details
| Subject | CNC Technology | |
| Paper | ||
| Exam / Course | Bachelor of Technology in Mechanical Engineering (Computer Integrated Manufacturing) BTME | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | June, 2016 | |
| City, State | new delhi, |
Question Paper
No. of Printed Pages: 3
IBME-004 1
B.Tech. MECHANICAL ENGINEERING (COMPUTER INTEGRATED
MANUFACTURING)
Term-End Examination UL157U June, 2016 BME-004 CNC TECHNOLOGY AND PROGRAMMING
Time hours Maximum Marks: 70
Note: Answer any seven questions out of ten questions. All questions carry equal marks. Assume missing data, if any.
1. Write about Machine Control Unit of an NC machine. 5
Explain about the features of CNC machines with their limitations. 5
2. Explain five commonly used preparatory and miscellaneous codes used in CNC milling. 5
Explain the classification of NC machines. 5
3. Write about APT General Processor. 5
What are the requirements of thread cutting in a turning centre? 5
4. Following figure shows the plan of the component to be machined. All the holes are to be drilled using o 15 mm drill and are to be bored by o 18 mm bore. Using the data given, write the part program. 10 <img src='./qimages/11182-4.jpg'> All dimensions are in mm)
5. Explain the In-process Gauging methods with the help of suitable diagrams. 10
6. What is the difference between NC, CNC and DNC Give their usage with appropriate examples and reasons. 10
7. Give the various drives and actuators used in CNC machines. 10
8. Write the 'address characters' for CNC machines. 5
What are the reasons for the popularity of CNC controlled production machine tools? 5
9. Explain the features and characteristics of a typical Flexible Manufacturing System (FMS). 6
Brief about FMS Communications. 4
10. What are the various system layouts in FMS Explain in detail with suitable diagrams.
IBME-004 1
B.Tech. MECHANICAL ENGINEERING (COMPUTER INTEGRATED
MANUFACTURING)
Term-End Examination UL157U June, 2016 BME-004 CNC TECHNOLOGY AND PROGRAMMING
Time hours Maximum Marks: 70
Note: Answer any seven questions out of ten questions. All questions carry equal marks. Assume missing data, if any.
1. Write about Machine Control Unit of an NC machine. 5
Explain about the features of CNC machines with their limitations. 5
2. Explain five commonly used preparatory and miscellaneous codes used in CNC milling. 5
Explain the classification of NC machines. 5
3. Write about APT General Processor. 5
What are the requirements of thread cutting in a turning centre? 5
4. Following figure shows the plan of the component to be machined. All the holes are to be drilled using o 15 mm drill and are to be bored by o 18 mm bore. Using the data given, write the part program. 10 <img src='./qimages/11182-4.jpg'> All dimensions are in mm)
5. Explain the In-process Gauging methods with the help of suitable diagrams. 10
6. What is the difference between NC, CNC and DNC Give their usage with appropriate examples and reasons. 10
7. Give the various drives and actuators used in CNC machines. 10
8. Write the 'address characters' for CNC machines. 5
What are the reasons for the popularity of CNC controlled production machine tools? 5
9. Explain the features and characteristics of a typical Flexible Manufacturing System (FMS). 6
Brief about FMS Communications. 4
10. What are the various system layouts in FMS Explain in detail with suitable diagrams.
Other Question Papers
Departments
- Centre for Corporate Education, Training & Consultancy (CCETC)
- Centre for Corporate Education, Training & Consultancy (CCETC)
- National Centre for Disability Studies (NCDS)
- School of Agriculture (SOA)
- School of Computer and Information Sciences (SOCIS)
- School of Continuing Education (SOCE)
- School of Education (SOE)
- School of Engineering & Technology (SOET)
- School of Extension and Development Studies (SOEDS)
- School of Foreign Languages (SOFL)
- School of Gender Development Studies(SOGDS)
- School of Health Science (SOHS)
- School of Humanities (SOH)
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- School of Journalism and New Media Studies (SOJNMS)
- School of Law (SOL)
- School of Management Studies (SOMS)
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- School of Performing Arts and Visual Arts(SOPVA)
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- School of Translation Studies and Training (SOTST)
- School of Vocational Education and Training (SOVET)
- Staff Training & Research in Distance Education (STRIDE)
Subjects
- Advanced Manufacturing Technology
- CNC Technology
- Computer Aided Design
- Computer Integrated Manufacturing
- Computer Programmingand Application
- ComputerAided Process Planning
- Condition Monitoringand Maintenance Engineering
- Energy Conversion
- Engineering Materials
- Engineering Mathematics Il
- Engineering Mathematics-I
- Engineering Mechanics
- Engineering Thermodynamics
- Fluid Mechanics
- Heat And Mass Transfer
- Industrial Engineering & Operations Research
- Kinematics & Dynamics of Mechanisms
- Machining Technology
- Manufacturing Systems, Integration and Control
- Manufacturing Technology
- Mechanical Engineering Design
- Mechatronics
- Metrology and Instrumentation
- Principles of Electrical and Electronic Sciences
- Production Management
- Quality Engineering
- Robotics
- Safety Engineering
- Soft Computing in CIM
- Strength of Materials
- Tool Engineering and Management