Document Outline

• TNC Model, Software and Features
• New features of the NC software 340 420-xx
• Changed features of the NC software 340 420-xx
• New/changed descriptions in this manual
  • 1 Introduction ..... 1
  • 2 Manual Operation and Setup ..... 15
  • 3 Positioning with Manual Data Input (MDI) ..... 29
  • 4 Fundamentals of NC, File Management, Programming Aids, Pallet Management ..... 33
  • 5 Programming: Tools ..... 99
  • 6 Programming: Programming Contours ..... 131
  • 7 Programming: MiscellaneousFunctions ..... 181
  • 8 Programming: Cycles ..... 207
  • 9 Programming: Subprograms and Program Section Repeats ..... 361
  • 10 Programming: Q Parameters ..... 375
  • 11 Test Run and Program Run ..... 421
  • 12 MOD Functions ..... 441
  • 13 Tables and Overviews ..... 469
• Introduction
  • 1.1 The iTNC 530
    • Programming: HEIDENHAIN conversational and ISO formats
    • Compatibility
  • 1.2 Visual Display Unit and Keyboard
    • Visual display unit
    • Screen layout
    • Keyboard
  • 1.3 Modes of Operation
    • Manual Operation and Electronic Handwheel
    • Positioning with Manual Data Input (MDI)
    • Programming and editing
    • Test Run
    • Program Run, Full Sequence and Program Run, Single Block
  • 1.4 Status Displays
    • “General” status display
    • Additional status displays
  • 1.5 Accessories: HEIDENHAIN 3-D Touch Probes and Electronic Handwheels
    • 3-D touch probes
    • HR electronic handwheels
• Manual Operation and Setup
  • 2.1 Switch-on, Switch-O ff
    • Switch-on
    • Switch-off
  • 2.2 Moving the Machine Axes
    • Note
    • To traverse with the machine axis direction buttons:
    • Traversing with the HR 410 electronic handwheel
    • Incremental jog positioning
  • 2.3 Spindle Speed S, Feed Rate F and Miscellaneous Functions M
    • Function
    • Entering values
    • Changing the spindle speed and feed rate
  • 2.4 Datum Setting (Without a 3-D Touch Probe)
    • Note
    • Preparation
    • Datum setting
  • 2.5 Tilting the Working Plane
    • Application, function
    • Traversing the reference points in tilted axes
    • Setting the datum in a tilted coordinate system
    • Datum setting on machines with rotary tables
    • Position display in a tilted system
    • Limitations on working with the tilting function
    • To activate manual tilting:
• Positioning with Manual Data Input (MDI)
  • 3.1 Programming and Executing Simple Machining Operations
    • Positioning with manual data input (MDI)
    • Protecting and erasing programs in $MDI
• Fundamentals of NC, File Management, Programming Aids, Pallet Management
  • 4.1 Fundamentals
    • Position encoders and reference marks
    • Reference system
    • Reference system on milling machines
    • Polar coordinates
    • Absolute and incremental workpiece positions
    • Setting the datum
  • 4.2 File Management: Fundamentals
    • Files
    • Data backup
  • 4.3 Standard File Management
    • Note
    • Calling the file manager
    • Selecting a file
    • Deleting a file
    • Copying a file
    • Data transfer to or from an external data medium
    • Selecting one of the last 10 files selected
    • Renaming a file
    • Protect file / Cancel file protection
  • 4.4 Advanced File Management
    • Note
    • Directories
    • Paths
    • Overview: Functions of the expanded file manager
    • Calling the file manager
    • Selecting drives, directories and files
    • Creating a new directory (only possible on the drive TNC:\)
    • Copying a single file
    • Copying a directory
    • Choosing one of the last 10 files selected.
    • Deleting a file
    • Deleting a directory
    • Tagging files
    • Renaming a file
    • Additional Functions
    • Data transfer to or from an external data medium
    • Copying files into another directory
    • The TNC in a Network
  • 4.5 Creating and Writing Programs
    • Organization of an NC program in HEIDENHAIN conversational format.
    • Defining the blank form - BLK FORM
    • Creating a new part program
    • Programming tool movements in conversational format
    • Actual position capture
    • Editing a program
    • The TNC search function
  • 4.6 Interactive Programming Graphics
    • To generate/not generate graphics during programming:
    • Generating a graphic for an existing program
    • Block number display ON/OFF
    • To erase the graphic:
    • Magnifying or reducing a detail
  • 4.7 Structuring Programs
    • Definition and applications
    • To display the program structure window / change the active window:
    • To insert a structuring block in the (left) program window
    • Selecting blocks in the program structure window
  • 4.8 Adding Comments
    • Function
    • Entering comments during programming
    • Inserting comments after program entry
    • Entering a comment in a separate block
    • Functions for editing of the comment
  • 4.9 Creating Text Files
    • Function
    • Opening and exiting text files
    • Editing texts
    • Erasing and inserting characters, words and lines
    • Editing text blocks
    • Finding text sections
  • 4.10 Integrated Pocket Calculator
    • Operation
  • 4.11 Immediate Help for NC Error Messages
    • Displaying error messages
    • Display HELP
  • 4.12 Pallet Management
    • Function
    • Selecting a pallet table
    • Leaving the pallet file
    • Executing the pallet file
  • 4.13 Pallet Operation with Tool- Oriented Machining
    • Function
    • Selecting a pallet file
    • Setting up the pallet file with the entry form
    • Sequence of tool-oriented machining
    • To leave the pallet file:
    • Executing the pallet file
• Programming: Tools
  • 5.1 Entering Tool-Related Data
    • Feed rate F
    • Spindle speed S
  • 5.2 Tool Data
    • Requirements for tool compensation
    • Tool numbers and tool names
    • Tool length L
    • Tool radius R
    • Delta values for lengths and radii
    • Entering tool data into the program
    • Entering tool data in tables
    • Pocket table for tool changer
    • Calling tool data
    • Tool change
  • 5.3 Tool Compensation
    • Introduction
    • Tool length compensation
    • Tool radius compensation
  • 5.4 Three-Dimensional Tool Compensation
    • Introduction
    • Definition of a normalized vector
    • Permissible tool forms
    • Using other tools: Delta values
    • 3-D compensation without tool orientation
    • Face Milling: 3-D compensation with and without tool orientation
    • Peripheral milling: 3-D radius compensation with workpiece orientation
  • 5.5 Working with Cutting Data Tables
    • Note
    • Applications
    • Table for workpiece materials
    • Table for tool cutting materials
    • Table for cutting data
    • Data required for the tool table
    • Working with automatic speed/feed rate calculation
    • Changing the table structure
    • Data transfer from cutting data tables
    • Configuration file TNC.SYS
• Programming: Programming Contours
  • 6.1 Tool Movements
    • Path functions
    • FK Free Contour Programming
    • Miscellaneous functions M
    • Subprograms and Program Section Repeats
    • Programming with Q parameters
  • 6.2 Fundamentals of Path Functions
    • Programming tool movements for workpiece machining
  • 6.3 Contour Approach and Departure
    • Overview: Types of paths for contour approach and departure
    • Important positions for approach and departure
    • Approaching on a straight line with tangential connection: APPR LT
    • Approaching on a straight line perpendicular to the first contour point: APPR LN
    • Approaching on a circular path with tangential connection: APPR CT
    • Approaching on a circular arc with tangential connection from a straight line to the contour: APPR LCT
    • Departing on a straight line with tangential connection: DEP LT
    • Departing on a straight line perpendicular to the last contour point: DEP LN
    • Departure on a circular path with tangential connection: DEP CT
    • Departing on a circular arc tangentially connecting the contour and a straight line: DEP LCT
  • 6.4 Path Contours-Cartesian Coordinates
    • Overview of path functions
    • Straight line L
    • Inserting a chamfer CHF between two straight lines
    • Corner rounding RND
    • Circle center CC
    • Circular path C around circle center CC
    • Circular path CR with defined radius
    • Circular path CT with tangential connection
  • 6.5 Path Contours-Polar Coordinates
    • Overview
    • Polar coordinate origin: Pole CC
    • Straight line LP
    • Circular path CP around pole CC
    • Circular path CTP with tangential connection
    • Helical interpolation
  • 6.6 Path Contours-FK Free Contour Programming
    • Fundamentals
    • Graphics during FK programming
    • Initiating the FK dialog
    • Free programming of straight lines
    • Free programming of circular arcs
    • Input possibilities
    • Auxiliary points
    • Relative data
  • 6.7 Path Contours-Spline Interpolation
    • Function
• Programming: MiscellaneousFunctions
  • 7.1 Entering Miscellaneous Functions M and STOP
    • Fundamentals
  • 7.2 Miscellaneous Functions for Program Run Control, Spindle and Coolant
    • Overview
  • 7.3 Miscellaneous Functions for Coordinate Data
    • Programming machine-referenced coordinates: M91/M92
    • Activating the most recently entered datum: M104
    • Moving to position in an non-tilted coordinate system with a tilted working plane: M130
  • 7.4 Miscellaneous Functions for Contouring Behavior
    • Smoothing corners: M90
    • Insert rounding arc between straight lines: M112
    • Do not include points when executing non- compensated line blocks: M124
    • Machining small contour steps: M97
    • Machining open contours: M98
    • Feed rate factor for plunging movements: M103
    • Feed rate in millimeters per spindle revolution: M136
    • Feed rate at circular arcs: M109/M110/M111
    • Calculating the radius-compensated path in advance (LOOK AHEAD): M120
    • Superimposing handwheel positioning during program run: M118
    • Retraction from the contour in the tool-axis direction: M140
    • Suppressing touch probe monitoring: M141
    • Delete modal program information: M142
    • Delete basic rotation: M143
  • 7.5 Miscellaneous Functions for Rotary Axes
    • Feed rate in mm/min on rotary axes A, B, C: M116
    • Shorter-path traverse of rotary axes: M126
    • Reducing display of a rotary axis to a value less than 360˚: M94
    • Automatic compensation of machine geometry when working with tilted axes: M114
    • Maintaining the position of the tool tip when positioning with tilted axes (TCPM*): M128
    • Exact stop at corners with nontangential transitions: M134
    • Selecting tilting axes: M138
    • Compensating the machine’s kinematic configuration for ACTUAL/NOMINAL positions at end of block: M144
  • 7.6 Miscellaneous Functions for Laser Cutting Machines
    • Principle
    • Output the programmed voltage directly: M200
    • Output voltage as a function of distance: M201
    • Output voltage as a function of speed: M202
    • Output voltage as a function of time (time- dependent ramp): M203
    • Output voltage as a function of time (time- dependent pulse): M204
• Programming: Cycles
  • 8.1 Working with Cycles
    • Defining a cycle using soft keys
    • Defining a cycle using the GOTO function
    • Calling a cycle
    • Working with the secondary axes U/V/W
  • 8.2 Point Tables
    • Function
    • Creating a point table
    • Selecting a point table in the program
    • Calling a cycle in connection with point tables
  • 8.3 Cycles for Drilling, Tapping and Thread Milling
    • Overview
    • PECKING (Cycle 1)
    • DRILLING (Cycle 200)
    • REAMING (Cycle 201)
    • BORING (Cycle 202)
    • UNIVERSAL DRILLING (Cycle 203)
    • BACK BORING (Cycle 204)
    • UNIVERSAL PECKING (Cycle 205)
    • BORE MILLING (Cycle 208)
    • TAPPING with a floating tap holder (Cycle 2)
    • TAPPING NEW with floating tap holder (Cycle 206)
    • RIGID TAPPING (Cycle 17)
    • RIGID TAPPING (NEW) (Cycle 207)
    • THREAD CUTTING (Cycle 18)
    • TAPPING WITH CHIP BREAKING (Cycle 209)
    • Fundamentals of thread milling
    • THREAD MILLING (Cycle 262)
    • THREAD MILLING/COUNTERSINKING (Cycle 263)
    • THREAD DRILLING/MILLING (Cycle 264)
    • HELICAL THREAD DRILLING/MILLING (Cycle 265)
    • OUTSIDE THREAD MILLING (Cycle 267)
  • 8.4 Cycles for Milling Pockets, Studs and Slots
    • Overview
    • POCKET MILLING (Cycle 4)
    • POCKET FINISHING (Cycle 212)
    • STUD FINISHING (Cycle 213)
    • CIRCULAR POCKET MILLING (Cycle 5)
    • CIRCULAR POCKET FINISHING (Cycle 214)
    • CIRCULAR STUD FINISHING (Cycle 215)
    • SLOT MILLING (Cycle 3)
    • SLOT (oblong hole) with reciprocating plunge- cut (Cycle 210)
    • CIRCULAR SLOT (oblong hole) with reciprocating plunge-cut (Cycle 211)
  • 8.5 Cycles for Machining Hole Patterns
    • Overview
    • CIRCULAR PATTERN (Cycle 220)
    • LINEAR PATTERN (Cycle 221)
  • 8.6 SL Cycles
    • Fundamentals
    • Overview of SL cycles
    • CONTOUR GEOMETRY (Cycle 14)
    • Overlapping contours
    • CONTOUR DATA (Cycle 20)
    • REAMING (Cycle 21)
    • ROUGH-OUT (Cycle 22)
    • FLOOR FINISHING (Cycle 23)
    • SIDE FINISHING (Cycle 24)
    • CONTOUR TRAIN (Cycle 25)
    • CYLINDER SURFACE (Cycle 27)
    • CYLINDER SURFACE slot milling (Cycle 28)
  • 8.7 SL Cycles with Contour Formula
    • Fundamentals
    • Selecting a program with contour definitions
    • Defining contour descriptions
    • Entering a contour formula
    • Overlapping contours
    • Contour machining with SL cycles
  • 8.8 Cycles for Multipass Milling
    • Overview
    • RUN 3-D DATA (Cycle 30)
    • MULTIPASS MILLING (Cycle 230)
    • RULED SURFACE (Cycle 231)
  • 8.9 Coordinate Transformation Cycles
    • Overview
    • Effect of coordinate transformations
    • DATUM SHIFT (Cycle 7)
    • DATUM SHIFT with datum tables (Cycle 7)
    • DATUM SETTING (Cycle 247)
    • MIRROR IMAGE (Cycle 8)
    • ROTATION (Cycle 10)
    • SCALING FACTOR (Cycle 11)
    • AXIS-SPECIFIC SCALING (Cycle 26)
    • WORKING PLANE (Cycle 19)
  • 8.10 Special Cycles
    • DWELL TIME (Cycle 9)
    • PROGRAM CALL (Cycle 12)
    • ORIENTED SPINDLE STOP (Cycle 13)
    • TOLERANCE (Cycle 32)
• Programming: Subprograms and Program Section Repeats
  • 9.1 Labeling Subprograms and Program Section Repeats
    • Labels
  • 9.2 Subprograms
    • Operating sequence
    • Programming notes
    • Programming a subprogram
    • Calling a subprogram
  • 9.3 Program Section Repeats
    • Label LBL
    • Operating sequence
    • Programming notes
    • Programming a program section repeat
    • Calling a program section repeat
  • 9.4 Separate Program as Subprogram
    • Operating sequence
    • Programming notes
    • Calling any program as a subprogram
  • 9.5 Nesting
    • Types of nesting
    • Nesting depth
    • Subprogram within a subprogram
    • Repeating program section repeats
    • Repeating a subprogram
• Programming: Q Parameters
  • 10.1 Principle and Overview
    • Programming notes
    • Calling Q parameter functions
  • 10.2 Part Families-Q Parameters in Place of Numerical Values
    • Example NC blocks
    • Example
  • 10.3 Describing Contours through Mathematical Operations
    • Function
    • Overview
    • Programming fundamental operations
  • 10.4 Trigonometric Functions
    • Definitions
    • Programming trigonometric functions
  • 10.5 Calculating Circles
    • Function
  • 10.6 If-Then Decisions with Q Parameters
    • Function
    • Unconditional jumps
    • Programming If-Then decisions
    • Abbreviations used:
  • 10.7 Checking and Changing Q Parameters
    • Procedure
  • 10.8 Additional Functions
    • Overview
    • FN14: ERROR: Displaying error messages
    • FN15: PRINT: Output of texts or Q parameter values
    • FN16: F-PRINT: Formatted output of texts or Q parameter values
    • FN18: SYS-DATUM READ Read system data
    • FN19: PLC: Transferring values to the PLC
    • FN20: WAIT FOR: NC and PLC synchronization
    • FN25: PRESET: Setting a new datum
    • FN26: TABOPEN: Opening a Freely Definable Table
    • FN27: TABWRITE: writing to a freely definable table
    • FN28: TABREAD: Reading a Freely Definable Table
  • 10.9 Entering Formulas Directly
    • Entering formulas
    • Rules for formulas
    • Programming example
  • 10.10 Preassigned Q Parameters
    • Values from the PLC: Q100 to Q107
    • Active tool radius: Q108
    • Tool axis: Q109
    • Spindle status: Q110
    • Coolant on/off: Q111
    • Overlap factor: Q112
    • Unit of measurement for dimensions in the program: Q113
    • Tool length: Q114
    • Coordinates after probing during program run
    • Deviation between actual value and nominal value during automatic tool measurement with the TT 130
    • Tilting the working plane with mathematical angles: Rotary axis coordinates calculated by the TNC
    • Measurement results from touch probe cycles (see also User's Manual for Touch Probe Cycles)
• Test Run and Program Run
  • 11.1 Graphics
    • Function
    • Overview of display modes
    • Plan view
    • Projection in 3 planes
    • 3-D view
    • Magnifying details
    • Repeating graphic simulation
    • Measuring the machining time
  • 11.2 Functions for Program Display
    • Overview
  • 11.3 Test Run
    • Function
  • 11.4 Program Run
    • Function
    • Running a part program
    • Interrupting machining
    • Moving the machine axes during an interruption
    • Resuming program run after an interruption
    • Mid-program startup (block scan)
    • Returning to the contour
  • 11.5 Automatic Program Start
    • Function
  • 11.6 Optional block skip
    • Function
  • 11.7 Optional Program Run Interruption
    • Function
• MOD Functions
  • 12.1 MOD functions
    • Selecting the MOD functions
    • Changing the settings
    • Exiting the MOD functions
    • Overview of MOD functions
  • 12.2 Software Numbers and Option Numbers
    • Function
  • 12.3 Code Numbers
    • Function
  • 12.4 Setting the Data Interfaces
    • Function
    • Setting the RS-232 interface
    • Setting the RS-422 interface
    • Setting the OPERATING MODE of the external device
    • Setting the BAUD RATE
    • Assign
    • Software for data transfer
  • 12.5 Ethernet Interface
    • Introduction
    • Connection possibilities
    • Connecting the iTNC directly with a Windows PC
    • Configuring the TNC
  • 12.6 Configuring PGM MGT
    • Function
    • Changing the setting
  • 12.7 Machine-Specific User Parameters
    • Function
  • 12.8 Showing the Workpiece in the Working Space
    • Function
  • 12.9 Position Display Types
    • Function
  • 12.10 Unit of Measurement
    • Function
  • 12.11 Select the Programming Language for $MDI
    • Function
  • 12.12 Selecting the Axes for Generating L Blocks
    • Function
  • 12.13 Enter the Axis Traverse Limits, Datum Display
    • Function
    • Working without additional traverse limits
    • Find and enter the maximum traverse
    • Datum display
  • 12.14 Displaying HELP Files
    • Function
    • Selecting HELP files
  • 12.15 Display operating times
    • Function
  • 12.16 External Access
    • Function
• Tables and Overviews
  • 13.1 General User Parameters
    • Input possibilities for machine parameters
    • Selecting general user parameters
  • 13.2 Pin Layout and Connecting Cable for the Data Interfaces
    • RS-232-C/V.24 interface for HEIDENHAIN devices
    • Non-HEIDENHAIN devices
    • RS-422/V.11 interface
    • Ethernet interface RJ45 socket
  • 13.3 Technical Information
  • 13.4 Exchanging the Buffer Battery