Macro is an advanced programming language that takes CNC Progrmming to a whole new level.
Maro is a very advanced programming languge so this part of the course is to give you an overview and some ideas as to how it is used.
(1) Metal Cutting comparing manual and CNC machines
Learn about basic machining methods and the difference between CNC machines and manual machines
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(2) Operating principles of a CNC
Operating principles: open loop system, closed loop system, control systems (closed loop servo motors associated transmission, stepper motors and associated transmission), types and function of position transducers (rotary type, optical gratings), digital control
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(3) CNC Operation
How to operate a CNC in the differnet modes
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(4) Cutting Tools
Cutting tools materials: high carbon steel (HCS), high speed steel (HSS), tungsten carbide, ceramic.
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(5) How to produce a CNC Program
Part-programme: co-ordinate positioning (absolute, incremental), use of sub-routines, macros and canned-cycles, role of CADCAM
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(6) How to prove the Program
Learn how a program is first tested using a computer program and on the actual CNC Machine
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