Siemens Sinumerik 840D Operating Turning page 214

Section 6
Notes
B520
B520
Measuring a tool
6.3.4 Measuring a tool manually with reference point on the chuck
1. In the operating mode "JOG" select the HSK 4
"Meas. Tool" and then the VSK 1 "Manual".
The "Length manual" window opens.
2. Press the VSK 4 "Z".
3. Press the VSK 2 "Tool".
4. After opening the tool list, select the tool that has to
be measured.
The cutting edge position and the radius or diameter
of the tool must already be entered in the tool list.
5. Press the VSK 1 "In manual".
The selected tool is accepted in the "Length manual"
window.
6. Select the cutting edge number "D" and the number
of the replacement tool "ST" of the tool.
7. Put a distance gauge on the chuck, traverse the tool
towards the chuck and scratch it.
8. Press the VSK 7 "Set length".
The tool length is calculated automatically and entered in the tool list.
Whereby the cutting edge position and tool radius or diameter are auto-
matically taken into consideration as well.
6.4 Measuring a tool automatically
By pressing the VSK 2 "Automatic" the input mask
"Length auto" is displayed on the screen:
Page 22 840D/828D SINUMERIK Operate