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User's Manual TNC 360 (from 259 900-11) - heidenhain

User's Manual TNC 360 (from 259 900-11) - heidenhain

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5 Programming Tool Movements<br />

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

5.1 General Information on Programming Tool Movements ..................... 5-2<br />

5.2 Contour Approach and Departure .......................................................... 5-4<br />

Starting and end positions .............................................................................................. 5-4<br />

Smooth approach and departure .................................................................................... 5-6<br />

5.3 Path Functions ......................................................................................... 5-7<br />

General information ........................................................................................................ 5-7<br />

Machine axis movement under program control ........................................................... 5-7<br />

Overview of path functions ............................................................................................ 5-8<br />

5.4 Path Contours – Cartesian Coordinates ................................................. 5-9<br />

Straight line .................................................................................................................... 5-9<br />

Chamfer ......................................................................................................................... 5-12<br />

Circle and circular arcs.................................................................................................... 5-14<br />

Circle Center CC ............................................................................................................. 5-15<br />

Circular Path C Around the Center Circle CC ................................................................. 5-17<br />

Circular path CR with defined radius .............................................................................. 5-20<br />

Circular path CT with tangential connection ................................................................... 5-23<br />

Corner rounding RND ..................................................................................................... 5-25<br />

5.5 Path Contours – Polar Coordinates ......................................................... 5-27<br />

Polar coordinate origin: Pole CC ..................................................................................... 5-27<br />

Straight line LP ............................................................................................................... 5-27<br />

Circular path CP around pole CC .................................................................................... 5-30<br />

Circular path CTP with tangential connection................................................................. 5-32<br />

Helical interpolation ........................................................................................................ 5-33<br />

5.6 M-Functions for Contouring Behavior and Coordinate Data ............... 5-36<br />

Smoothing corners: M90 ................................................................................................ 5-36<br />

Machining small contour steps: M97 ............................................................................. 5-37<br />

Machining open contours: M98 ..................................................................................... 5-38<br />

Progamming machine-reference coordinates: M91/M92 ............................................... 5-39<br />

5.7 Positioning with <strong>Manual</strong> Data Input (MDI) ............................................ 5-40

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