0850/0850-T1 User Manual
Matrix Machine Tool (Coventry) Limited 142 / 231
19.9.3 Procedure for executing the NEW WHEEL setting cycle - if diamond DISC fitted
1. Stop the grinding spindle if it is already running [JOG] + [SPINDLE STOP]
2. Select [AUTO] + [SETUP] mode on the MCP
3. Press the [CYCLE START] key.
4. Press the [CYCLE START] and wait for the message prompt
“Enter dress data in data fields – press cycle start to continue”
5. Enter data in each input field followed by pressing the yellow [INPUT] key on the HMI panel
then press the [Save Data] softkey.
6. Press the [CYCLE START] and wait for the message prompt
“MPG in X axis to contact wheel/ FIN button to accept”
7. Select the [HAND UNIT] function and an increment [1, 10, or 100] and set the axis selector
switch on the hand unit to the X axis. Turn the handwheel slowly to bring the grinding wheel
towards the dressing disc/roll until it lightly makes contact. Tip: Reduce the incremental jog
as you get closer to the dressing disc/roll to avoid damage to the wheel.
8. Select the [FIN] button on the MCP when you have finished (this will store the X axis touch on
position to memory) and wait for the message prompt
“De-select test mode – start wheel and press cycle start”
9. De-select [SETUP] mode.
10. Start the grinding spindle [SPINDLE START]
11. Close the front guard door and ensure that the [COOLANT OFF] button is not illuminated.
12. Press the [CYCLE START] button to commence the continuous dressing cycle and the message
prompt “MPG in X axis to contact wheel/ FIN button to accept” will be shown.
13. Select the [HAND UNIT] function and an increment [1, 10, or 100] and set the axis selector
switch on the hand unit to the X axis. Turn the handwheel in the negative direction slowly to
touch the grinding onto the dresser media as it moves around the profile.
14. Press the [FIN] key when contact between the wheel and dressing media has been established
to store the X axis touch on position.
15. The current dressing pass will now completed and the wheel will move away from the
dressing media to the maximum positive position in the X axis i.e the safe position.
16. New Wheel cycle complete!
Upon completion of the NEW WHEEL setting cycle if you think that the wheel still requires more
dressing then you use the AUTO-DRESS cycle if required.
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