Geometrical Tests for Lathe Work Spindle
 |
||||||||
Geometrical Tests for Lathe Work Spindle
Geometrical Tests for Lathe Work Spindle -
| Test to be applied-Work spiad1e | Figures | Permissible Error (mm) |
| Centre point of true running |  |
0.01 |
| Centring sleeve for true running. |  |
0.01 |
| Work spindle for axial slip, measured at 2 points, displaced by 180° |  |
0.01 |
Taper of work spindle runs true (a)Nearest spindle nose (b) At a distance of 300 mm |
 |
0.01 0.03 |
| Work spindle parallel with bed in vertical plane (rising towards the free end of mandrel only) |  |
0 to 0.02 per 300 mm |
| Work spindle parallel with bed in horizontal plane (free end of mandrel inclined towards the direction of tool pressure) | 0-0.02 per 300 mm |
|
||||||||
|
||||||||