Siemens SINUMERIK 840D sl Operating Manual page 91

Procedure
Grinding
Operating Manual, 05/2017, A5E40869190
1. Select "JOG" mode in the "Machine" operating area.
2. Press the "Meas. tool" softkey.
3. Press the "Measure wheel" softkey.
4. Press the "Select tool" softkey.
The "Tool Selection" window opens.
5. In the "Tool Selection" window, select the grinding tool that you want to
measure and press the "OK" softkey.
The cutting edge location must be entered in the tool list.
- OR -
Press the "Tool list" softkey, select in the tool list the grinding tool that
you want to measure and press the "In manual" softkey.
The tool is transferred to the "Measure: "Grinding Wheel" window.
6. Select the "Dresser" entry in the "Reference point" selection field.
7. Position the cursor in the "TR" field, press the "Select dresser" softkey,
select the dresser for measuring the tool length and press the "OK" soft‐
key.
The tool is transferred to the "Measure: Length Manual" window.
- OR -
Press the "Tool list" softkey, select in the tool list the dressing tool for
measuring the tool length and press the "In manual" softkey.
The tool is transferred to the "Measure: "Grinding Wheel" window.
8. Press the "Y" or "Z" softkey, depending on which tool length of the dresser
tool to be measured.
9. Scratch the dresser using the tool.
10. Press the "Set length" softkey.
The tool length is calculated automatically and entered in the tool list.
The cutting edge location is considered automatically.
Setting up the machine
4.6 Measuring a tool
91