Siemens SINUMERIK 840Di Function Manual page 1673

Contents
1 Brief Description ..................................................................................................................................... 1-1
2 Detailed Description................................................................................................................................ 2-1
2.1 Tool ............................................................................................................................................ 2-1
2.1.1 General ...................................................................................................................................... 2-1
2.1.2 Offset memory structure ............................................................................................................ 2-3
2.1.3 Calculatin of the tool offset......................................................................................................... 2-5
2.1.4 Address extension for NC addresses T and M .......................................................................... 2-5
2.1.5 Free D number allocation........................................................................................................... 2-7
2.1.6 Correction block for error during tool change .......................................................................... 2-13
2.1.7 Definition of the effect of the tool parameters .......................................................................... 2-16
2.2 Flat D number structure ........................................................................................................... 2-17
2.2.1 General .................................................................................................................................... 2-17
2.2.2 Creating a new D number ........................................................................................................ 2-18
2.2.3 Read D number from the PLC ................................................................................................. 2-18
2.2.4 D number programming ........................................................................................................... 2-19
2.2.5 Programming the T number ..................................................................................................... 2-23
2.2.6 Programming M6 ..................................................................................................................... 2-24
2.2.7 Program test............................................................................................................................. 2-24
2.2.8 Tool management or "Flat D numbers".................................................................................... 2-25
2.3 Tool cutting edge ..................................................................................................................... 2-26
2.3.1 General .................................................................................................................................... 2-26
2.3.2 Tool type (tool parameters)...................................................................................................... 2-27
2.3.3 Cutting edge position (tool parameter 2) ................................................................................. 2-30
2.3.4 Geometry tool length compensation (tool parameters 3 to 5) ................................................. 2-31
2.3.5 Geometry tool radius compensation (tool parameters 6 to 11) ............................................... 2-33
2.3.6 Wear tool length compensation (tool parameters 12 to 14)..................................................... 2-34
2.3.7 Wear tool length compensation (tool parameters 15 to 20)..................................................... 2-34
2.3.8 Base dimension/adapter dimension tool length compensation (tool parameters 21 to 23)..... 2-35
2.3.9 Technology – tool clearance angle (tool parameter 24) .......................................................... 2-36
2.3.10 Tools with relevant tool point direction (SW 5 and higher) ...................................................... 2-37
2.4 Tool: Tool radius compensation 2D (TRC) .............................................................................. 2-39
2.4.1 General .................................................................................................................................... 2-39
2.4.2 Selecting the TRC (G41/G42).................................................................................................. 2-40
2.4.3 Approach and retraction behavior (NORM/KONT/KONTC/KONTT) ....................................... 2-41
2.4.4 Smooth approach and retraction.............................................................................................. 2-46
2.3.5 Deselecting the TRC (G40)...................................................................................................... 2-60
2.4.6 Compensation at outside corners ............................................................................................ 2-60
2.4.7 Compensation at inner corners................................................................................................ 2-65
2.4.8 Collision detection and bottleneck detection............................................................................ 2-67
2.4.9 Blocks with variable compensation value ................................................................................ 2-69
2.4.10 Keep tool radius compensation constant................................................................................. 2-71
2.4.11 Alarm response ........................................................................................................................ 2-74
2.4.12 Intersection procedure for polynomials.................................................................................... 2-75
2.4.13 G461/G462: Approach/retract strategy extension ................................................................... 2-75
Tool Compensation (W1)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
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