PERIYAR CENTENARY POLYTECHNIC COLLAGE Manufacturing Technology - II 1. List out the cutting tool materials. 2. Define rake angle. 3. Define clearance angle. 4. What is meant by drilling? 5. What is the use of sleeve? 6. What is boring? 7. Define tapping. 8. What are the types of boring tools? SUBCODE: MEB520 UNIT- I 9. What are the types of chip breakers? 10. Give two application of deep hole drilling? 11. What is the importance of jig boring machine? 12. What are the types of boring machine? 13. Write the purpose of flutes in twist drill. 14. Define single point cutting tool. 15. What are the types of drill? 1. A) Define properties of cutting tool materials. B) Write the factors influencing tool life. 2. Explain about nomenclature of twist drill. 3. Explain about upright drilling machine with neat sketch & State its salient feature. 4. Explain about radial drilling machine with neat sketch & also define its types. 5. A) Explain any three methods of holding drill bit in drilling machine. B) Write the special features of a fine boring machine. 6. Explain the operations that can be carried out in drilling machine. 7. Describe about horizontal boring machine with neat sketch.
UNIT-II 1. List the reciprocating type machine tools. 2. Write any two specifications of planer. 3. Write any two differences between planer & shaper. 4. Write the advantages of hydraulic drives. 5. Name the types of planer. 6. State the uses of planer. 7. Name types of quick return mechanisms used in planer. 8. Name types of quick return mechanisms used in shaper. 9. What are the various types of slotting machine? 10. Name the types of shaper. 11. State the function of rotary table in a slotter. 12. What is the main use of universal shaper? 13. What is the function of saddle of a slotter? 14. Name the slotted operations. 15. What is draw cut shaper? 1. Describe about double housing planer with neat sketch. 2. Explain with neat sketch the open and cross belt drive mechanism of a planer machine 3. Explain with neat sketch the crank and slotted link quick return mechanism of a shaper machine. 4. Explain about whit worth quick return mechanism of a slotter machine. 5. Explain about standard shaper machine with neat sketch. 6. Explain about slotted machine with neat sketch. 7. A) Write the specifications of a shaper machine. B) What are the various work holding devices used in shaper. 8. A) Explain about automatic feed mechanism used in slotter. B) Explain about automatic table feed in planer.
UNIT-III 1. Define milling process. 2. Mention two advantages of gear hobbing process. 3. What are the cutter holding devices? 4. What is the use of fly cutter? 5. Define face milling. 6. What is meant by indexing? 7. What is cam milling? 8. Write any four type of milling cutter. 9. Define End milling cutters. 10. Write the different methods of gear generating process. 11. Name different methods of gear finishing process. 12. State any two limitations of gear shaping process. 13. List the materials used for making gears. 14. Mention two advantages of aluminium as gear material. 15. Write the methods of gear forming. 1. Describe with neat sketch the construction and operation of a. Plain milling machine b. Universal milling machine 2. A) Explain the vertical milling machine with neat sketch. B) Explain gang milling & straddle milling operations. 3. Explain with neat sketch the arbour of milling machine. 4. Explain materials used for manufacturing gear materials. 5. Explain any two gear generating process with neat sketch. 6. Explain following gear finishing process with neat sketch. a. Gear burnishing b. Gear grinding 7. State various work holding devices used in milling machine. 8. Explain: a) Climb milling process b) Gear lapping process
UNIT-IV 1. What are the types of broaching machines? 2. What is glazing of grinding wheels? 3. Name any four broaches. 4. What is plunge grinding? 5. Name the methods of centre less grinding. 6. What is broaching? 7. What is grinding? 8. Name the abrasives used for making grinding wheels. 9. State the purpose of grinding. 10. What is meant by dressing? 11. What is meant by truing? 12. What is meant by grit or grain size? 13. What is meant by bond? 14. Write the types of bond. 15. What are types of grinding wheel? 1. Explain about cylindrical grinding machine with neat sketch. 2. A) Explain about centre less grinding machine with neat sketch. B) Explain about standard marking system of grinding wheels. 3. A) Explain the types of bonds used in grinding wheel. B) Explain about universal centre type grinders. 4. State the factors to be considered in selection of grinding wheel. 5. Explain mounting of grinding wheel with neat sketch. 6. A) Explain balancing of grinding wheel with neat sketch. B) Explain methods of centre less grinding machine with neat sketch. 7. A) Explain any three broaching machine operations. B) Explain horizontal broaching machine with neat sketch. 8. Explain about continuous broaching machines with neat sketch.
UNIT-V 1. What is press? 2. What is plasma? 3. What is fool proof in a jig? 4. What is LASER? 5. What is the purpose of V locators? 6. What are the various types of clamps? 7. Define jig. 8. Name the different type of locators used in jig. 9. Define fixture. 10. Write any two advantages of electrical discharge machining. 11. Write any two applications of ultrasonic machining. 12. Differentiate jig & fixture. 13. What is the use of compound die? 14. Write the types of fixtures. 15. What is meant by curling? 1. A) Explain about mechanical press. B) Write types of fixtures & explain any two fixtures. 2. A) Explain about hydraulic press with neat sketch. B) State advantages & disadvantages of ultrasonic machining. 3. Briefly explain types of mechanical actuating clamps used in jigs & fixtures. 4. Explain any six types of press working operations with neat sketch. 5. Explain Electrochemical grinding process with neat sketch and also state its advantages, disadvantages & applications. 6. Explain Electrical discharge machining process with neat sketch and also state its applications, advantages & disadvantage. 7. Explain Plasma arc machining process with neat sketch and also state its applications, advantages & disadvantages. 8. Explain Laser beam machining process with neat sketch and also state its applications, advantages & disadvantages. *******