RTU 2016 Question Paper Semester VIII Mechanical Engineering Computer Integrated Manufacturing Systems

- 1 8$"fr''r / to'5 F{ fl. /d-, \J B.Tech.vIilSernester(Main)Examination,ApriUMay2016 Q Mechanical Engg. tEI € SME1AComputerlntegratedManufaeturingSysterns Maximum Marks : 80 Time : 3 Hours Min. Passing Marks : 24 Instructions to Candidates: question from each unit" All questions Attempt any five questions, selecting one must be shovvn wherever necessary' carry equal"*orir. (Schematic diag'ams Atay data ltou feel missing suitabl|, i,orru*ud and sta{ed clearly.) {.htitsafquantitiesused/calculatedmustbestatedclearly, Unit - I (6) 1. a) Explain various components of CIM b)whatisNCsystent?Alsodiseussthedifferentmethotisoflistingthe (10) coordinates of points in NC system oR. manufacturing planning and 1" a) Discuss the role of CIM in manufacturing, (8) manufacturing controt maehines-Explain the principle of b) -/ Discuss various controls used in CNC (8) operation of closed loop CNC machine Unit - II 2.a)Expiainmanualpartprogrammingwithsuitableexarnpte(8) in detail (8) b) ExplainNC application characteristics & NC part prcgramming OR (8) 2. a) ExplainNC Cutterpathverification (8) CIivI b) Iliscuss in brief on interfacingNc with (1) [Contd... oTlo,lttr /-^..

Unit - III 3. a) Define group technology. List out various stages in GT and the methods available for solving problems in GT (S) b) Define part families.Explain the two categories of attributes of parts (S) OR 3. Define the term process planning. Discuss various steps involved in process planning and its prerequisites (16) Unit - IV 4. a) Discuss optical and non optical computer aided testing method. Discuss how computer is used in quality control (8) b) Discuss non contact inspection methods and different activities in a PPC sYstem (8) oR 4. Write short notes on a) MRP II b) Computer process control c) Contact inspection method (16) Unit - V 5. a) What difficulties do companies interested in implementing CIkI face (8) b) Compare agile and lean manufacturing (8) OR \ What is FMS? Describe the principle of FMS. Discuss the importance of material handling system in FMS (r6) 888071 (2)