Jet GHD-25 - Work Accuracy

G4
*Distance between the two points of Indicator
Parpendicularity
of the Spindle
sleeve to Base
plate table surface
α
b
a
0.07/100*
b)
0.07/100*
a)
(a≤90°)
Work Accuracy:
P1
The change of
Parpendiularity
of spindle axis to
work table
surface under the
axial force
F
a
B
M
A
b
F=5000N
(500kgf)
2/1000
Certificate of Inspection
Total 2
Page 2
Precesion Inspection Record
Germetrical Precision Test:
No.
Item
Brief Drawing
Allowance(mm)
Precision
Actual Test