computer numerical control CNC of machine tool and process. free videos and free material uploaded by IIT Kharagpur Staff .
Introduction to computer control role of computers in automation.
Introduction Cotd. binary logic and logic gates.
Classification of Computer numerical control (CNC) Point to point and continuous control.
Classification Cotd. : Closed loop and open loop control.
Tutorial involving simple calculations on different aspects of CNC controls.
Questions, MCQ Discussions on Motors, Encoders, Decoders and Programming Practice.
Stepper motors, Permanent magnet DC motors.
Binary circuits and decoders.
Tachogenerator, printed circuit motors, Encoders.
Programming Practice - I.
Programming Practice - 11.
Computer Aided Offline Programming.
Interpolators - Linear.
Interpolators - Curvilinear.
Questions on Programming and Interpolation.
3-D Machining - Basic Concepts.
Curved Surface Geometry.
Cutter Path Generation for Curved Surfaces.
Cutter Path Generation (Concluding Part) and Current Status - CNC Machining and Related Processes.Questions and Discussions on Curved Surface Machining.
PRE-REQUISITES: Basic Knowledge of Machine tools, Workshop practice desirable but not necessary, binary logic, logic gates, curved surface geometry.
INDUSTRY SUPPORT: Manufacturing companies employing CNC machining technology
COURSE OUTLINE: These lectures would introduce the idea of Computer Numerical Control (CNC) of machine tools and processes to the students. It will cover the classification of such machine tools, technology and devices employed in CNC machines, 2D and 3D programming and interpolation. With every part, there will be MCQ, tutorial, problem solving and discussions.
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