SPANNTOP [nova] – Assembly
Fig. 51
3. Reduce the axial clamping force of the machine to
lowest level.
4. Move the drawtube of the machine tool into the
front stop position.
5. Screw the drawtube adapter [1] into the coupling
[2].
6. Lift the coupling with drawtube adapter into the
machine and place it on the drawtube of the ma-
chine tool.
Fig. 52
7. Screw the drawtube adapter with coupling onto the
drawtube of the machine tool to the end. In this
process ensure that the drawtube adapter does
not tilt.
Do not tighten the drawtube adapter with clam-
ping unit.
8. Turn the coupling back until the coupling groove
[2] is aligned flush with the [1] groove of the spind-
le flange.
Fig. 53
Fig. 54
9. Insert the torsional safety element [1] vertically into
the coupling groove and slide it into the groove of
the spindle flange [1].
Coupling and spindle flange are now fixed in
place. To prevent the torsional safety element
from tilting, carefully pull the coupling again ap-
proximately 1 cm horizontally out of the spindle
flange to the front.
In this process ensure that the drawtube adap-
ter does not tilt.
Fig. 55
10. Place the clamping unit [2] on the coupling and sli-
de it into the spindle flange [1].
77
