Jet GHD-25 - Precision Inspection Record; Germetrical Precision Test

Spindle bore
axis runout
a) Close to
spindle surface
b)at a distance
of L to spindle
surface
L=100
a
) 0.02
b
) 0.035
Parpendicularity
of the spindle
axis to Base plate
table surface
0.06 at any
tested Length
of 300(flat or
concave)
Allowance(mm)
Precesion Inspection Record
G3
G2
Parallelism of
the base
surface
Item
Germetrical Precision Test:
G1
No.
Brief Drawing
Certificate of Inspection
Page 1
Total 2
Precision
Actual Test
α
a
b
L
b
a
c b
e
d a
a)
0.10/300*
(a≤90°)
b)
0.10/300*