Siemens SINUMERIK 840D sl Programming Manual page 324

Tool offsets
8.1 Offset memory
Tool parameter
number (DP)
$TC_DP1
$TC_DP2
Geometry
$TC_DP3
$TC_DP4
$TC_DP5
Geometry
$TC_DP6
$TC_DP6
$TC_DP7
$TC_DP7
$TC_DP8
$TC_DP8
$TC_DP9
$TC_DP10
$TC_DP11
Wear
$TC_DP12
$TC_DP13
$TC_DP14
$TC_DP15
$TC_DP15
$TC_DP16
$TC_DP16
$TC_DP17
$TC_DP17
$TC_DP18
$TC_DP19
$TC_DP20
Base dimensions/
adapter
$TC_DP21
$TC_DP22
$TC_DP23
Technology
$TC_DP24
$TC_DP25
Comments
Several entries exist for the geometric variables (e.g. length 1 or radius). These are added
together to produce a value (e.g. total length 1, total radius) which is then used for the
calculations.
Offset values not required must be assigned the value zero.
8-2
Meaning of system variables
Tool type
Tool point direction
Length compensation
Length 1
Length 2
Length 3
Radius
Radius 1 / length 1
1
diameter d
2
Length 2 / corner radius, tapered milling tool
1
Slot width b corner radius
2
Rounding radius 1 for milling tools
1
projecting length k
2
Rounding radius 2
1.3
Angle 1 face end of tool
1
Angle 2 tool longitudinal axis
1
Tool length and radius compensation
Length 1
Length 2
Length 3
Radius 1 / length 1
1
diameter d
2
Length 2 / corner radius, tapered milling tool,
1
slot width b corner radius
3
Rounding radius 1 for milling tools
1
projecting length k
2
Rounding radius 2
1.3
Angle 1 face end of tool
1
Angle 2 tool longitudinal axis
1
Length offsets
Length 1
Length 2
Length 3
Clearance angle
Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0
Comment
For overview see list
Only for turning tools
Allocation to
Type and level
Milling/turning/grinding tool
Slotting saw
Milling tools
slotting saw
Milling tools
slotting saw
Reserved
Tapered milling tools
Tapered milling tools
Milling/turning/grinding tool
slotting saw
Milling tools
slotting saw
Milling / 3D face milling
slotting saw
Reserved
Tapered milling tools
Tapered milling tools
only for turning tools
Reserved
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