CNC Learning

Want to learn CNC programming, Easy to understand CNC programming tutorials with complete programming G-code examples.

Fill in the blank CNC Programming Test for CNC Machinists

Fill in the blank CNC Programming Test for CNC Machinists

A cnc programming test to complete the program, This cnc program consists of multiple arcs (radii) joint together. A good exercise for cnc programmers/machinists to test their cnc programming skills….

Fill in the blank CNC Programming Exercise Multiple Arcs

Fill in the blank CNC Programming Exercise Multiple Arcs

A cnc mill programming exercise with multiple arc joint together. This cnc programming exercise shows how to make program for the components which have multiple arcs, so cnc programmer have to…

Fill in the blank CNC Programming Milling Exercise

Fill in the blank CNC Programming Milling Exercise

A CNC Milling (machining center) program exercise to sharpen your programming skills. How to Solve? A drawing is given below with it’s complete cnc program, but some of the program…

Fill in the blank CNC Programming Exercise Outside Turning with Radius

Fill in the blank CNC Programming Exercise Outside Turning with Radius

CNC programming exercise to learn and test your cnc programming skills, you just have to fill the blanks in this programming exercise according to the given drawing. How to Solve? A…

Fill in the blank CNC Programming Exercise

Fill in the blank CNC Programming Exercise

This is a CNC lathe programming exercise. This exercise will help beginner level cnc programmers / machinists to easily learn cnc programming. How to Solve? A very basic drawing is…

Basic Drag Drop Game for CNC Programmers

Basic Drag Drop Game for CNC Programmers

A very simple and easy programming exercise for cnc programmers / machinists who have just started learning cnc programming. A drawing is given at the above and a cnc program…

CNC Programming Quiz- M Codes

M Codes – CNC Programming Quiz

Test your cnc programming skill by answering the quick Quiz questions. Evert cnc programmer/ machinist have to deal with G & M Codes. This quiz tests your knowledge of M…

cnc programming quiz- G codes

G Codes – CNC Programming Quiz

Test your cnc programming skill by answering the quick Quiz questions. This cnc programming quiz tests, how much do you know about G Codes and their functions. Note: this is…

Simple Threading CNC Lathe Program Example G33

Simple Threading CNC Lathe Program Example G33

% N10 T103 M06 N20 G97 S640 M03 N30 G00 X36.93 Z7.5 M08 N40 G33 K2.5 Z-52 N50 G00 X45 N60 Z7.5 N70 X200 Z200 M09 N80 M30

Simple Contour Turning with Radius CNC Lathe Program Example

Simple Contour Turning with Radius CNC Lathe Program Example

% N10 T105 M06 D2500 N20 G96 S150 G95 F.2 M04 N30 G00 X32 Z34 M08 N40 G01 X-1 N50 G00 X29.6 Z36 N60 G01 Z24 N70 G02 X39.6 Z19…

Simple Boring Operating CNC Lathe Program Example

Simple Boring Operation CNC Lathe Program Example

% N10 T04 M06 N20 G97 S830 G95 F0.1 M03 N30 G00 X38 Z23 M08 N40 G01 X38 Z-13 N50 G00 X34 N60 G00 Z200 M09 N70 G00 X200 Z200…

Simple Grooving in X-axis CNC Lathe Program Example

Simple Grooving in X-axis CNC Lathe Program Example

% N10 T08 M06 N20 G96 S80 G95 F0.05 M03 N30 G00 X54 Z-29 M08 N40 G01 X40 N50 G00 X60 N60 G00 X200 Z200 M09 N70 M30

Simple Diameter Turning CNC Lathe Program Example

Simple Diameter Turning CNC Lathe Program Example

% N10 T104 M06 N20 G97 S2000 G95 F0.1 M03 N30 G00 X18 Z2 M08 N40 G01 Z-22 N50 G01 X26 N60 G00 X200 Z200 M09 N70 M30

Simple Facing CNC Lathe Program Example

Simple Facing CNC Lathe Program Example

% N10 T03 M06 N20 G96 S150 G95 F0.1 D2500 (D = Maximum spindle speed) N30 G00 X54 Z-2 M03 M08 N40 G01 X-1 N50 G00 X200 Z200 M09 N60…

Test CNC Programming Skills Test 1

Test CNC Programming Skills Test 1

Test your cnc programming skills by inputting the correct coordinate values for the given drawing. CNC Programming Skill Test 1 Point X Y 1 -15 2 10 3 -50 10…

Simple Turning of a Component with Fanuc G90 Turning Cycle

Simple Turning of a Component with Fanuc G90 Turning Cycle

O1233 T0101 M03 S1200 G00 X42 Z1 G90 X38 Z-31 F0.1 X34 X30 X26 X24 G00 X100 Z100 M30

How to Face a Component on CNC Lathe with Fanuc G94 Facing Cycle

How to Face a Component on CNC Lathe with Fanuc G94 Facing Cycle

O1234; T0101; M03 S1200; G00 X50 Z8; G94 X0 Z5 F0.1; Z3; Z1; G00 X100 Z100; M05; M30;

CNC Mill Programming Example

CNC Mill Programming Example

CNC mill program example for cnc machinists. CNC Mill Programming Example CNC Program G0 X-60 Y0 G1 X-70 (P1) G2 X-25.02 Y25.97 R30 (P2) G1 X2.46 Y10.13 (P3) G3 X8.5…

CNC Mill Example Program G1 G2 G3 G90 G91

CNC Mill Example Program G01 G02 G03 G90 G91

A cnc mill program for cnc machinists programmers, who have started to learning basic cnc programming techniques. CNC Mill Example Program CNC Program N40 G90 G00 X0 Y0 N50 G01…

G02 G03 Example CNC Mill

G02 G03 Example CNC Mill

G02 G03 Circular interpolation CNC mill example program. G02 G03 Example CNC Mill CNC Part Program G0 X30 Y-30 (P1) G1 Y22.67 (P2) G3 X24.07 Y26.18 R4 (P3) G2 X-18.27…

Multiple Arc CNC Mill Program G2 G3 I J

Multiple Arc CNC Mill Program G2 G3 I J

CNC milling machine program which combines/joins multiple arcs. Multiple Arc CNC Mill Program G2 G3 I J CNC Part Program N10 M6 T1 G43 H1 M3 N15 S500 F120 N20…

CNC Mill Subprogram Example Joining Multiple Arcs G02 G03 G41

CNC Mill Subprogram Example Joining Multiple Arcs G02 G03 G41

CNC milling program to describe how two or more radii can be joint together in a cnc mill program. CNC Mill Subprogram Example CNC Part Program N10 T1 H1 M6…

CNC Mill Program G91 G41 G43

CNC Mill Program G91 G41 G43

CNC milling program examples shows the use of G91 G41 G43 G-codes. CNC Mill Program G91 G41 G43 CNC Part Program N05 G54 N10 M6 T1 G43 H1 M3 N15…

CNC Pocket Milling Program Example - Peck Milling

CNC Pocket Milling Program Example – Peck Milling

CNC milling program example which shows how a cnc program can be made to machine Pockets on a cnc mill. This program example uses Peck milling to cut material to…

CNC Milling Program Example G03 G90 G91

CNC Milling Program Example G03 G90 G91

CNC milling program example, which illustrates how a cnc program can be easily converted from G90 Absolute program mode to G91 Incremental program mode. CNC Milling Program Example G90 Absolute…

CNC Lathe Programming Example

CNC Turning Center Programming Example

Easy to understand CNC turning center/cnc lathe programming example for cnc machinists who work on cnc turning centers/cnc lathe machines. This cnc programming example can be used as a cnc…

G02 G03 Programming Example

G02 G03 Programming Example

CNC program example to show how two combined arc can be programmed with G02 G03 for a cnc lathe. First arc is programmed using G02 R, but the second arc is…

Quincunx a CNC Plasma Cutting Controller Program Example

Quincunx a CNC Plasma Cutting Controller Program Example

CNC program example to cut Quincunx on a CNC Plasma Cutting Controller. This program example is programmed in G91 Incremental programming. What is a CNC Plasma Cutting Machine Plasma Cutting…

Milling Arc using G2 I & J

Milling Arc using G2 I & J CNC Program Example

CNC Program example code with drawing to show how an arc can be milled on a cnc milling machine. G02 Circular interpolation Clockwise with I & J is used for…

CNC Programming Basics – Tutorials with Example Program Code

Introduction to CNC Machine Introduction to cnc machine and cnc machine main parts, every cnc machine part is very briefly described, there is also an exercise which will test how…

CNC lathe machine

What is CNC?

What is CNC? Nothing more than a simple Mill or Lathe with a computer control accompanied to control it’s working. Conventional Machines Conventional mill/lathe are controlled by machinists, machinists can…

Stroke limit check before move – Definition from CNC Dictionary

Stroke limit check performed before the movement specified in a block is started.

Stored stroke check – Definition from CNC Dictionary

Setting a forbidden area in the CNC for a tool, decelerating the tool to a stop, and issuing an alarm if the tool is about to enter the forbidden area.

Wear offset value – Definition from CNC Dictionary

The part of a tool offset value used to compensate for tool wear.