3 t e c hnical inf o rm ation – HEIDENHAIN TNC 320 (340 55x-03) User Manual
Page 497

HEIDENHAIN TNC 320
497
13.3 T
e
c
hnical Inf
o
rm
ation
Fixed cycles
Drilling cycles for drilling, pecking, reaming, boring, tapping with a floating tap holder,
rigid tapping
Cycles for milling internal and external threads
Milling and finishing rectangular and circular pockets
Cycles for face milling plane and oblique surfaces
Cycles for milling linear and circular slots
Linear and circular point patterns
Contour-parallel contour pocket
Contour train
OEM cycles (special cycles developed by the machine tool builder) can also be
integrated
Coordinate transformation
Datum shift, rotation, mirroring
Scaling factor (axis-specific)
Tilting the working plane (software option)
Q parameters
Programming with variables
Mathematical functions =, +, –, *, /, sin
α
, cos
α
, root calculation
Logical comparisons (=,
=/
, <, >)
Calculating with parentheses
tan
α
, arc sine, arc cosine, arc tangent, a
n
, e
n
, ln, log, absolute value of a number, the
constant
π
, negation, truncation of digits before or after the decimal point
Functions for calculation of circles
String parameters
Programming aids
Calculator
Complete list of all current error messages
Context-sensitive help function for error messages
Graphic support for the programming of cycles
Comment blocks in the NC program
Actual position capture
Actual positions can be transferred directly into the NC program
Test run graphics
Display modes
Graphic simulation before a program run, even while another program is being run
Plan view / projection in 3 planes / 3-D view
Magnification of details
Programming graphics
In the Programming mode, the contour of the NC blocks is drawn on screen while they
are being entered (2-D pencil-trace graphics), even while another program is running
Program Run graphics
Display modes
Graphic simulation of real-time machining in plan view / projection in 3 planes / 3-D
view
Machining time
Calculating the machining time in the Test Run mode of operation
Display of the current machining time in the Program Run modes
Returning to the contour
Mid-program startup in any block in the program, returning the tool to the calculated
nominal position to continue machining
Program interruption, contour departure and return
Datum tables
Multiple datum tables, for storing workpiece-related datums
User functions