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User's Manual ISO TNC 360 (260020xx, 280490xx) - heidenhain

User's Manual ISO TNC 360 (260020xx, 280490xx) - heidenhain

User's Manual ISO TNC 360 (260020xx, 280490xx) - heidenhain

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7 Programming with Q Parameters<br />

<strong>TNC</strong> <strong>360</strong><br />

7.1 Part Families — Q Parameters Instead of Numerical Values ........... 7-3<br />

7.2 Describing Contours Through Mathematical Functions................... 7-5<br />

Overview ..................................................................................................................... 7-5<br />

7.3 Trigonometric Functions ..................................................................... 7-7<br />

Overview ..................................................................................................................... 7-7<br />

7.4 If-Then Operations with Q Parameters .............................................. 7-8<br />

Jumps ...................................................................................................................... 7-8<br />

Overview ..................................................................................................................... 7-8<br />

7.5 Checking and Changing Q Parameters ............................................. 7-10<br />

7.6 Output of Q Parameters and Messages ........................................... 7-11<br />

Displaying error messages ........................................................................................ 7-11<br />

Output through an external data interface ................................................................ 7-11<br />

Assigning values for the PLC .................................................................................... 7-11<br />

7.7 Measuring with the 3D Touch Probe During Program Run............ 7-12<br />

7.8 Examples for Exercise ........................................................................ 7-14<br />

Rectangular pocket with corner rounding and tangential approach .......................... 7-14<br />

Bolt hole circles ......................................................................................................... 7-15<br />

Ellipse .................................................................................................................... 7-17<br />

Machining a hemisphere with an end mill ................................................................. 7-19

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