Scale Unit Installation - Sony BL55-RU Bedienungsanleitung

3-4-2. Scale Unit Installation

Parallelism and flatness of the alignment surface
Alignment position
10 10
(0.394") (0.394")
25
(0.984")
Attach the scale unit so that the parallelism and flatness of the alignment surface are as shown in Table 3-1.
Scales with measuring length of 470 mm or less (without foot plate)
Screw/Tightening torque: ........ M8 x 25: 2 pcs. / 22 N . m
Scales with measuring length of 520 mm or more (with foot plate)
Screw/Tightening torque: ........ M8 x 25: 2 pcs. / 22 N . m
Screw/Tightening torque: ........ M4 x 25: 1 or 2 pcs. / 2.7 N . m
Washer: .................................... Spring washers with nominal size 4: 1 or 2 washers
Measuring length of Side A flatness
70 or 120 mm
Side B flatness
Parallelism with respect to side A machine runway
Parallelism with respect to side B machine runway
Measuring length of Side A flatness
170 mm or more
Side B flatness
Parallelism with respect to side A machine runway
Parallelism with respect to side B machine runway
Attach so that the alignment position for the side A has the range shown in Fig. 3-6. The values for the
allowable range in Table 3-1 assume that there are no sudden shifts on the surface.
BL55-RU
10
(0.394")
20
(0.787")
Foot plate
Alignment position
Fig. 3-6
Table 3-1
Alignment position
25
A (alignment surface)
(0.984")
0.1 mm (0.0039") or less
0.05 mm (0.0019") or less
0.05 mm (0.0019") or less
0.05 mm (0.0019") or less
0.1 mm (0.0039") or less
0.05 mm (0.0019") or less
0.1 mm (0.0039") or less
0.1 mm (0.0039") or less
B (alignment surface)
C (alignment surface)
D (alignment surface)
Unit: mm (inch)
3-5
(E)