Transcription of UNIT 4 FUNDAMENTALS OF PART Fundamentals of Part ...
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UNIT 4 FUNDAMENTALS OF PART Fundamentals of Part ...
31 FUNDAMENTALS of Part programming UNIT 4 FUNDAMENTALS OF PART programming Structure Introduction Objectives Types of Part programming Manual Part programming Computer Aided Part programming Fundamental Elements for Developing Manual programming Type of Dimensioning System Axes Designation NC Words Standard G and M Codes Tape programming Format Machine Tool Zero Point Setting Coordinate Word Parameter for Circular Interpolation Spindle Function Feed Function Tool Function Work Settings and Offsets Rapid Positioning Linear Interpolation Circular Interpolation Circular Interpolation Symbols Used Part Program for Lathe Operation Part Program for Machining Centres (Milling) Fixed Cycle/Canned Cycle Do-Loops Subroutine Summary Answers to SAQs INTRODUCTION Types of part programming , Computer aided part programming , Part programming manual, Part
Fundamentals of Part Programming 4.2.2 Computer Aided Part Programming If the complex-shaped component requires calculations to produce the component are done by the programming software contained in the computer. The programmer communicates with this system through the system language, which is based on words.
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