Heidenhain iTNC 530 (340 420) User Manual Page 215
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HEIDENHAIN iTNC 530 187
7.4 Miscellaneous Functions for Contouring Behavior
7.4 Miscellaneous Functions for
Contouring Behavior
Smoothing corners: M90
Standard behavior
The TNC stops the tool briefly in positioning blocks without tool radius
compensation. This is called an accurate stop.
In program blocks with radius compensation (RR/RL), the TNC
automatically inserts a transition arc at outside corners.
Behavior with M90
The tool moves at corners with constant speed: This provides a
smoother, more continuous surface. Machining time is also reduced.
See figure at center right.
Example application: Surface consisting of a series of straight line
segments.
Effect
M90 is effective only in the blocks in which it is programmed with
M90.
M90 becomes effective at the start of block. Operation with servo lag
must be active.
X
Y
X
Y
- User’s Manual 1
- HEIDENHAIN Conversational 1
- Contents 11
- 1 Introduction ..... 1 13
- 12 MOD Functions ..... 441 26
- Introduction 29
- 1.1 The iTNC 530 30
- Keyboard 31
- 1.2 Visual Display Unit and 31
- Screen layout 32
- 1.3 Modes of Operation 34
- 1.4 Status Displays 37
- Touch Probes and Electronic 41
- Handwheels 41
- HR electronic handwheels 42
- Manual Operation and Setup 43
- 2.1 Switch-on, Switch-O ff 44
- 2.1 Switch-on, Switch-Off 44
- 2.2 Moving the Machine Axes 46
- Function 49
- Entering values 49
- Touch Probe) 50
- Datum setting 51
- 2.5 Tilting the Working Plane 52
- Positioning with Manual Data 57
- Input (MDI) 57
- Simple Machining Operations 58
- Fundamentals of NC 61
- File Management 61
- Programming Aids, Pallet 61
- Management 61
- 4.1 Fundamentals 62
- 4.1 Fundamentals 62
- 4.2 File Management: 67
- Data backup 68
- 4.3 Standard File Management 69
- 4.4 Advanced File Management 76
- Creating a new part program 91
- Actual position capture 94
- Editing a program 95
- The TNC search function 98
- 4.6 Interactive Programming 100
- Graphics 100
- Block number display ON/OFF 101
- To erase the graphic: 101
- 4.7 Structuring Programs 102
- 4.8 Adding Comments 103
- 4.9 Creating Text Files 104
- Operation 108
- Messages 109
- 4.12 Pallet Management 110
- Oriented Machining 114
- Selecting a pallet file 119
- To leave the pallet file: 124
- Executing the pallet file 124
- Programming: Tools 127
- Feed rate F 128
- Spindle speed S 129
- 5.2 Tool Data 130
- 5.3 Tool Compensation 142
- 5.4 Three-Dimensional Tool 146
- Compensation 146
- DR2>0 148
- Ta b l e s 152
- Table for workpiece materials 153
- Table for cutting data 154
- Changing the table structure 156
- Configuration file TNC.SYS 158
- Programming: 159
- Programming Contours 159
- 6.1 Tool Movements 160
- 6.2 Fundamentals of Path 161
- Functions 161
- 6.3 Contour Approach and 165
- Departure 165
- 6.4 Path Contours—Cartesian 172
- Coordinates 172
- Straight line L 173
- Corner rounding RND 175
- Circle center CC 176
- 6.5 Path Contours—Polar 184
- Straight line LP 186
- Helical interpolation 187
- Example: Helix 190
- 6.6 Path Contours—FK Free 192
- Contour Programming 192
- Initiating the FK dialog 194
- Input possibilities 196
- Auxiliary points 199
- Relative data 200
- Example: FK programming 1 202
- Example: FK programming 2 203
- Example: FK programming 3 205
- 6.7 Path Contours—Spline 207
- Interpolation 207
- Miscellaneous-Functions 209
- 7.1 Entering Miscellaneous 210
- Functions M and STOP 210
- Program Run Control, Spindle 211
- Coordinate Data 212
- Contouring Behavior 215
- Machining open contours: M98 218
- Delete basic rotation: M143 225
- Rotary Axes 226
- Selecting tilting axes: M138 231
- Laser Cutting Machines 233
- Programming: Cycles 235
- 8.1 Working with Cycles 236
- 8.2 Point Tables 240
- Thread Milling 243
- PECKING (Cycle 1) 245
- DRILLING (Cycle 200) 246
- REAMING (Cycle 201) 248
- BORING (Cycle 202) 250
- BACK BORING (Cycle 204) 254
- UNIVERSAL PECKING (Cycle 205) 256
- BORE MILLING (Cycle 208) 258
- (Cycle 206) 261
- RIGID TAPPING (Cycle 17) 263
- THREAD CUTTING (Cycle 18) 266
- THREAD MILLING (Cycle 262) 271
- Q355, multiplied by the pitch 272
- (Cycle 263) 273
- Q359 (incremental 275
- (Cycle 265) 280
- Example: Drilling cycles 287
- (dependent 290
- Studs and Slots 294
- POCKET MILLING (Cycle 4) 295
- POCKET FINISHING (Cycle 212) 297
- STUD FINISHING (Cycle 213) 299
- SLOT MILLING (Cycle 3) 307
- Patterns 315
- CIRCULAR PATTERN (Cycle 220) 316
- N = Q242 318
- N = Q243 318
- 8.6 SL Cycles 322
- Fundamentals 349
- Defining contour descriptions 350
- Entering a contour formula 351
- Overlapping contours 351
- Overview 357
- RUN 3-D DATA (Cycle 30) 358
- MULTIPASS MILLING (Cycle 230) 359
- RULED SURFACE (Cycle 231) 361
- Example: Multipass milling 364
- DATUM SHIFT (Cycle 7) 367
- DATUM SETTING (Cycle 247) 371
- MIRROR IMAGE (Cycle 8) 372
- ROTATION (Cycle 10) 374
- SCALING FACTOR (Cycle 11) 375
- WORKING PLANE (Cycle 19) 377
- 8.10 Special Cycles 384
- Programming: Subprograms 389
- 9.1 Labeling Subprograms and 390
- Program Section Repeats 390
- 9.2 Subprograms 391
- 9.3 Program Section Repeats 392
- 9.4 Separate Program as 393
- Subprogram 393
- 9.5 Nesting 394
- 9.6 Programming Examples 397
- Programming: Q Parameters 403
- 10.1 Principle and Overview 404
- Place of Numerical Values 406
- Mathematical Operations 407
- 10.4 Trigonometric Functions 409
- 10.5 Calculating Circles 411
- Parameters 412
- Abbreviations used: 413
- 10.7 Checking and Changing Q 414
- 10.8 Additional Functions 415
- 10.8 Additional Functions 415
- Entering formulas 432
- Rules for formulas 434
- Programming example 435
- Active tool radius: Q108 436
- Tool axis: Q109 436
- Spindle status: Q110 437
- Coolant on/off: Q111 437
- Overlap factor: Q112 437
- 10.11 Programming Examples 441
- Test Run and Program Run 449
- 11.1 Graphics 450
- 11.3 Test Run 458
- 11.4 Program Run 460
- 11.5 Automatic Program Start 466
- 11.6 Optional block skip 467
- 11.7 Optional Program Run 468
- Interruption 468
- MOD Functions 469
- 12.1 MOD functions 470
- 12.2 Software Numbers and 472
- Option Numbers 472
- 12.3 Code Numbers 473
- Software for data transfer 476
- 12.5 Ethernet Interface 478
- 12.6 Configuring PGM MGT 485
- 12.7 Machine-Specific User 486
- Working Space 487
- 12.9 Position Display Types 489
- 12.10 Unit of Measurement 490
- 12.10 Unit of Measurement 490
- 12.11 Select the Programming 491
- Language for $MDI 491
- 12.12 Selecting the Axes for 492
- Generating L Blocks 492
- Datum Display 493
- 12.14 Displaying HELP Files 494
- 12.15 Display operating times 495
- 12.16 External Access 496
- Tables and Overviews 497
- 13.1 General User Parameters 498
- Cable for the Data Interfaces 512
- Non-HEIDENHAIN devices 513
- RS-422/V.11 interface 514
- 13.3 Technical Information 515
- Ta b l e o f C yc l es 527
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