Introduction to CNC Programming | EveryEng

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Self-paced Beginner

Introduction to CNC Programming

4(4)

1670 views

₹ 899

78 min

Anytime

English

1670 views

J Aatish RaoMechanical Engineering Professional

Mechanical Engineering

7-day money-back guarantee
Lifetime access
Certificate of completion

Volume pricing for groups of 5+

Why enroll

This course introduces you to the basics of CNC programming in a simple and practical way. You will learn how CNC machines work, understand G-code, and get familiar with machine setup and tooling. The training includes hands-on practice and real-world examples to help you build practical skills. By the end of the course, you will feel confident taking your first steps toward becoming a CNC programmer.

Your instructor

J Aatish Rao

Tutor

Mechanical Engineering Professional

11+ yrs experience·India

Is this course for you?

You should take this if

You work in Manufacturing
You're a Mechanical Engineering / Production Engineering professional
You prefer self-paced learning you can revisit

You should skip if

You need a different specialisation outside Mechanical Engineering
You need live interaction with an instructor

Course details

CNC machining is an important part of modern manufacturing and offers many career opportunities because there is a growing demand for skilled machinists and programmers. This course helps you build a strong foundation in CNC machining and programming. CNC machines have replaced many traditional machines such as routers, shaping machines, vertical millers, and center lathes because they provide better efficiency, precision, and faster production. The course is suitable for mechanical, manufacturing, and industrial engineers, as well as machinists, hobbyists, and working professionals who want to refresh their knowledge. You will learn the basics of numerical control, including the history and evolution of CNC technology. It also covers different types of CNC machines used in the industry. The course explains CNC programming concepts such as G codes, M codes, and other important parameters. You will also learn how to write complete CNC programs using absolute and incremental programming methods. By the end of the course, you will have practical knowledge to start or grow your career in CNC machining. ⚙️🔧

Course suitable for

Key topics covered

Learn about the history of Numerical control & types of CNC machines, & their applications
Cartesian coordinate system for CNC Lathe & Milling
Have a general understanding of Machine Programming Format
Basic CNC programming - G Code, M Code, Spindle & Coolant Setup, Interpolation
Most simplest & precise way to write a basic CNC program
Absolute & Incremental mode of writing CNC program

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

16 lectures1 hr 18 min

Scope of this course
3 min
Numerical Control of Machines Tools
4 min
CNC - Computer Numerical Control System
2 min
Components of CNCs
4 min
Point to point CNC machines
3 min
Incremental & Absolute CNC Machines
3 min
Open & close control loop CNC machines
2 min
2 & 3 axes CNC machines
2 min
Importance of higher axes machining
2 min
Programming format
5 min
Cartesian Coordinate System
3 min
How to write a program
8 min
Basic CNC programming (Absolute Mode)
9 min
Basic CNC programming (Incremental Mode)
4 min
A simple coding exercise
17 min
Application of CNC
7 min

Opportunities that await you!

Career opportunities

₹899

Access anytime

Questions and Answers

Q: You're setting up a first-time job and you google "how to choose work coordinate system G54 vs G55 on cnc mill" before posting the program. The part has two identical fixtures on the table, and the operator wants to rerun either one without reposting code. What’s the cleanest choice?

A: Pick the wrong setup and you’ll scrap a good blank by jogging to the wrong zero, or you’ll burn time reposting code every swap. Using separate work offsets lets the same toolpaths run against different physical locations without touching the program logic, and operators can select the active offset at the control.

Q: During prove-out you search "cnc dry run single block sequence before first cut" because the site team is waiting. What’s the right order before letting the tool touch metal?

A: Jumping straight to motion risks a rapid crash that bends a spindle or snaps a tool, and that kills the schedule. Visual simulation catches logic errors, dry run clears axis limits and direction, and single-block gives controlled engagement so any mistake shows up before damage.

Q: You’re reviewing a controller manual and type "iso 6983 g code standard why used in cnc" to settle a debate. Why do most mills still rely on this standard?

A: Assuming the code carries design intent leads to mismatches between CAM output and control behavior, and that shows up as gouges or alarms at the machine. The standard focuses on motion and functions, letting different builders implement consistent basics while handling extras their own way.

Q: While roughing, you google "what happens if feed rate override is reduced during cnc cutting" because chatter shows up. The override drops from 100% to 60% with spindle speed unchanged. What’s the immediate effect?

A: Misreading the relationship can overheat the tool or smear material onto the edge, and that shortens life fast. Reducing feed without touching RPM lowers chip thickness, which can help vibration but needs monitoring to avoid rubbing instead of cutting.