HEIDENHAIN TNC 640 User Manual page 9

Fundamentals | Control model, software and features
Software options
The TNC 640 features various software options that can be enabled by your machine tool builder. Each option is to
be enabled separately and contains the following respective functions:
Additional Axis (options 0 to 7)
Additional axis
Advanced Function Set 1 (option 8)
Expanded functions Group 1
Advanced Function Set 2 (option 9)
Expanded functions Group 2
Export license required
HEIDENHAIN DNC (option 18)
Display Step (option 23)
Display step
Dynamic Collision Monitoring – DCM (option 40)
Dynamic Collision Monitoring
HEIDENHAIN | TNC 640 | ISO Programming User's Manual | 10/2017
Additional control loops 1 to 8
Machining with rotary tables
Cylindrical contours as if in two axes
Feed rate in distance per minute
Coordinate conversions:
Tilting the working plane
3-D machining:
Motion control with minimum jerk
3-D tool compensation through surface-normal vectors
Using the electronic handwheel to change the angle of
the swivel head during program run without affecting the
position of the tool center point (tool tip or center of sphere)
(TCPM = Tool Center Point Management)
Keeping the tool normal to the contour
Tool radius compensation perpendicular to traversing direction and
tool direction
Interpolation:
Linear in 6 axes
Communication with external PC applications over COM component
Input resolution:
Linear axes down to 0.01 µm
Rotary axes to 0.00001°
The machine manufacturer defines objects to be monitored
Warning in Manual operation
Collision monitoring in the Test Run mode
Program interrupt in Automatic operation
Includes monitoring of 5-axis movements
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