Write control functions of CNC controller.
[3 marks]Explain CIM wheel with a sketch.
[4 marks]Designate axes for vertical machining center with neat sketch. State the rules followed by you in sequence.
[7 marks]Enlist various compensations used in CNC machines.
[3 marks]Explain tool length compensation with neat sketch.
[4 marks]Differentiate between modal and non-modal codes. Are M-codes modal or non-modal codes? Write syntax of G90 as a taper turning single pass canned cycle with an example.
[7 marks]Write a manual part program using G71 canned cycle for a given component. Op. Operation Tool Machining parameters No. Speed Feed Depth of (m/min) (mm/rev) cut (mm) 10 Rough Turning T04 180 0.12 3 (max) 20 Finish Turning T04 220 0.08 0.5
[7 marks]Differentiate between absolute and incremental programming.
[3 marks]What is group technology? Define part family.
[4 marks]What is Production Flow Analysis (PFA) ? Write various steps to be followed for PFA.1
[7 marks]List any three CNC controllers widely used in manufacturing industries.
[3 marks]Differentiate between Variant and Generative CAPP.
[4 marks]Write a part program to perform pocket milling for a component shown below. Write a general syntax of canned cycle used. Highlight the selection of program origin. Depth of hole is 10 mm and ϕ10 mm. Assume suitable process parameters and CNC controller. All dimensions are in mm.
[7 marks]Write different types of end effectors used in industrial robots.
[3 marks]State various industrial applications of robots.
[4 marks]What is FMS? Which are various components of FMS?
[7 marks]Mention advantages and limitations of recirculating ball screw used for CNC Macines.
[3 marks]What are the types of flexibility in FMS? Explain any two of them.
[4 marks]Write different types of end effectors used in industrial robots. State various industrial applications of robots.
[7 marks]Enlist seven wastages that have been identified by Japanese manufacturers.
[3 marks]What is AGV? Explain different types of AGV used in FMS.
[4 marks]Which are the various inputs to MRP-I? Write various output of MRP- I.
[7 marks]What are the goals of Just In Time (JIT)?
[3 marks]Write minimum six hardware differences of CNC Lathe over a conventional lathe machine.
[4 marks]Draw a structure of a programmable logic controller in generic form. Explain any one tool for PLC logic design.
[7 marks]