Operating Manual
54
Chapter 7: Setting, Adjusting and trouble shooting
7.1. there are ripples on the work piece
Cause :
1) The wheel is not well balanced —
balance again.
2) The abrasive is not suitable to the work piece material —
select
suitable wheel again
.
3) Space between the grinding head pressboard and the column guide way
—
adjusting the slide wedge again.
4) The hook bolt is loosing —
tighten again
.
5) The table backward or forward feed is not suitable.
6) Oil shortage on guide way.
7) The spindle running out of the way
8) The wheel is too blunt — dressing the wheel again.
7.2. Accuracy of the work piece ground is not so good
Cause:
1) The grind wheel is not suitable to the work piece
2) The machine was not leveled very well
3) The speed of cross and longitudinal moving is not suitable.
4) Space between the grinding head pressboard and the column guide way
5) The guide way need lubricating
6) The surface of the magnetic chuck is not so good.
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