ME8451 Manufacturing Technology II Previous Year Question Paper Download

ME8451 Manufacturing Technology II Previous Year Question Paper Download


OBJECTIVES:

  • To understand the concept and basic mechanics of metal cutting, working of standard machine tools such as lathe, shaping and allied machines, milling, drilling and allied machines, grinding and allied machines and broaching.

  • To understand the basic concepts of Computer Numerical Control (CNC) of machine tools and CNC Programming

UNIT I  THEORY OF METAL CUTTING                                                                                 

Mechanics of chip formation, single point cutting tool, forces in machining, Types of chip, cutting tools– nomenclature, orthogonal metal cutting, thermal aspects, cutting tool materials, tool wear, tool life, surface finish, cutting fluids and Machinability.

UNIT II  TURNING MACHINES                                                                                                  

Centre lathe, constructional features, specification, operations – taper turning methods, thread cutting methods, special attachments, machining time and power estimation. Capstan and turret lathes- tool layout – automatic lathes: semi automatic – single spindle : Swiss type, automatic  screw type – multi spindle:

UNIT III   SHAPER, MILLING AND GEAR CUTTING MACHINES                                          

Shaper – Types of operations. Drilling ,reaming, boring, Tapping. Milling operations-types of milling cutter. Gear cutting – forming and generation principle and construction of gear milling ,hobbing  and gear shaping processes –finishing of gears.

UNIT IV  ABRASIVE PROCESS AND BROACHING                                                               

Abrasive processes: grinding wheel – specifications and selection, types of grinding process– cylindrical grinding, surface grinding, centreless grinding and  internal grinding- Typical applications -concepts of surface integrity, broaching machines: broach construction – push, pull, surface and continuous broaching machines

UNIT V  CNC MACHINING                                                                                                         

Numerical Control (NC) machine tools – CNC types, constructional details, special features, machining centre, part programming fundamentals CNC – manual part programming – micromachining – wafer machining.



ME8451 Manufacturing Technology II Previous Year Question Paper for Regulation 2017 question paper Download

  • ME8451 Manufacturing Technology II Apr/May 2019 Question Paper
  • ME8451 Manufacturing Technology II Nov/Dec 2019 Question Paper


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