BS 3800-3:1990
Current
The latest, up-to-date edition.
General tests for machine tools Method of testing performance of machines operating under loaded conditions in respect of thermal distortion
Hardcopy , PDF
English
28-09-1990
Foreword
Committees responsible
Method
1. Scope
2. Test conditions
3. Thermal distortion of structure
4. Thermal drift of axis drives
Figures
1. Typical set-up for measurement of thermal
distortion of the structure of a vertical
machining centre
2. Typical set-up for measurement of thermal
distortion of the structure of a slant bed lathe
3. Temperature and deflection versus time for warm-up
of the structure of a machining centre, 4000 r/min
spindle speed
4. Typical set-up for measurement of thermal drift
of the x-axis drive of a machining centre
5. Typical set-up for measurement of thermal drift
of the z-axis drive of a CNC lathe
6. Positional error plot (example 1)
7. Positional error plot (example 2)
8. Drift of end point of axis during warm-up and
cool-down for a typical CNC lathe
9. Positional error plot (example 3)
10. Positional error plot (example 4)
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