Problems in Internal Grinding: |
INDICATION | CAUSE | REMEDY |
---|---|---|
Bell mounted hole | Over
travel of wheel. |
Reduce over travel of wheel from hole. About one half the wheel surface should still remain in the hole |
Spindle loose | check for axial play. | |
Tapered hole | Be sure wheel head is parellel with table traverse. | |
Hole out of round. | work may have been distorted in clamping it or the rotating fixture may be out of balance . Heating of roughing out may have distorted. | Loose the clamp before grinding & tighten them up again. |