Advertisement
Diagram of Measuring
No.
Method
G8
G9
G10
G11
G12
G13
G14
G0509G Precision Lathe Inspection Record
Allowed Tolerances
Parallelism of center line of tailstock
spindle to longitudinal motion of carriage:
a. In vertical plane: 0.02mm (0.0007") in
100mm (3.937")
b. In horizontal plane: 0.015mm (0.0006")
in 100mm
Parallelism of center line of tailstock
spindle hole to longitudinal motion of
carriage:
a. In vertical plane: 0.03mm (0.001") in
300mm (11.811")
b. In horizontal plane: 0.03mm (0.001") in
300mm (11.811")
Difference in center height between
headstock and tailstock: 0.04mm (0.0015")
Parallelism of spindle axis with
longitudinal movement of upper slide
0.015mm (0.0006") in 150mm (5.905")
Cross slide alignment to face follow or
conave only on 160mm (6.300") diameter
0.02mm (0.0007")
Lead screw parallel with ways
0 to 0.10mm horizontal (0.004"
0 to 0.10mm vertical (0.004")
Lead screw alignment of half nut
0 to 0.10mm horizontal (0.004")
0 to 0.10mm vertical (0.004")
Typical
Typical
Measured
Measured
Value (mm)
Value (inch)
0.007mm
0.00027"
0.005mm
0.0002"
0.015mm
0.0006"
0.01mm
0.0003"
0.04mm
0.0015"
0.01mm
0.0003"
0.008mm
0.0003"
0.05mm
0.0019"
0.07mm
0.0027"
0.07mm
0.0027"
0.08mm
0.0031"
-3-
Advertisement
