Hitachi C 10FSB

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11-11. Cutting Accuracy
Cut appropriate workpieces, measure the squareness with a square or other measuring devices and confirm that
accuracy is within the standards listed below.
[CAUTION] The test workpieces must be processed with a planer, and their rectangularity and surface
flatness must be checked carefully prior to cutting tests. Improper or inaccurate workpieces
are useless for checking the cutting accuracy of the machine.
(1) Press cutting
Cutting conditions Test piece:
Yellow pine 75 mm (2-31/32 ") square piece
•••••••••••
All surfaces squarely planed.
[Test piece for 45˚ bevel cutting: 55 mm (2-5/32") in height, 60 mm (2-3/8") in width]
Saw blade: 255 mm (10 ") TCT saw blade, number of teeth 40 (Code No. 310878A)
Cutting time: 0˚cutting
•••••••••••
10 sec. 45˚ bevel cutting
•••••••••••
15 sec.
Measurement points:
Fig. 82
Cut surface Square
Square
Turn table mounting surface
Fence mounting surface
1
3
2
4
1
2
3
4
A
B
Turn table mounting surface
Square
Wood test piece
75 mm
(2-31/32")
Angle gauge
Square
Wood test piece
55 mm
(2-5/32")
Fig. 81
0.12 maximum
0.15 maximum
0˚
45˚
Angle
Accuracy
δ (mm)
Fig. 80
δ
δ
Fence mounting surface
Cut surface
Cutting accuracy
45˚
(2) Bevel cutting
Cutting conditions:
Test piece:
Yellow pine 30 mm (1-3/16") in height, 240 mm (8-7/16") in width
••••••••••
All surfaces squarely planed.
Saw blade: 255 mm (10") TCT saw blade, number of teeth 40 (Code No. 310878A)
Cutting time: 0˚ cutting
••••••••••
10 sec. 45˚ bevel cutting
••••••••••
15 sec.
Measurement points: