|
Industrial Troubleshooting
|
| Problem |
Possible Cause |
Suggested Correction |
Poor quality finish
|
Contaminated coolant
|
Filter coolant and clean regularly
|
| |
Grit collection in guard
|
Clean and flush inside guard periodically
|
| |
Traverse too fast
|
Reduce traverse rate
|
| |
Poor wheel dressing
|
Dress correctly before finish operation - use adequate coolant while dressing
|
| |
Roll speed too slow
|
Increase roll RPM
|
| |
Infeed too heavy
|
Reduce infeed for last few passes
|
| Chatter |
Spindle bearing failure
|
Check bearings for quality and alignment
|
| |
Roll speed too fast
|
Reduce roll speed until vibration stops
|
| |
Inadequate lubrication of roll necks
|
Pour oil on roll necks, check condition of work rests
|
| |
Wheel too hard
|
Reduce wheel speed, use softer grade
|
Burn
|
Roll speed too slow
|
Increase roll RPM
|
| |
Wheel too hard
|
Reduce wheel speed, use softer grade
|
| |
Wheel needs dressing
|
Dress wheel open with plenty of coolant
|
|
