HEIDENHAIN TNC 620 Programming Station

Tables and overviews | Overview tables
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User functions
User functions
■ Basic version: 3 axes plus closed-loop spindleShort description
□ Additional axis for 4 axes plus closed-loop spindle
□ Additional axis for 5 axes plus closed-loop spindle
Program entry In HEIDENHAIN conversational format and ISO (G codes)
■ Nominal positions for lines and arcs in Cartesian coordinates or polar
coordinates
Position entry
■ Incremental or absolute dimensions
■ Display and entry in mm or inches
Tool compensation ■ Tool radius in the working plane and tool length
x Radius compensated contour look ahead for up to 99 blocks (M120)
Tool tables Multiple tool tables with any number of tools
■ With respect to the path of the tool centerConstant contour speed
■ With respect to the cutting edge
Parallel operation Creating an NC program with graphical support while another NC program is
being run
Cutting data Automatic calculation of spindle speed, cutting speed, feed per tooth, and feed
per revolution
2 Motion control with minimum jerk3-D machining
(Advanced Function Set 2)
2 3-D tool compensation via surface-normal vectors
2 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)
2 Keeping the tool normal to the contour
2 Tool radius compensation perpendicular to traversing and tool direction
1 Programming of cylindrical contours as if in two axesRotary table machining
(Advanced Function Set 1)
1 Feed rate in distance per minute
■ Straight line
■ Chamfer
■ Circular path
■ Circle center
■ Circle radius
Contour elements
■ Tangentially connected arc
■ Rounded corners
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HEIDENHAIN | TNC620 | Klartext Programming User's Manual | 01/2022