OPERATI ON
HOLZMANN MASCHINEN GmbH www.holzmann-maschinen.at
Seit e 3 7
METALLDREHMASCHINE / METAL TURNING LATHE ED 750FD
1 4 .2 .9 Longitudinal turning w ith the autom atic feed
On the table (A) the desired feed speed is to be selected and the
corresponding change gears combination and switch position (B) to
adjust.
Optionally change gears must be changed.
-see 14.2.7- The combination of wheels is given in the feed and
thread table.
AUTI ON: The clamping of the bed carriage must be unlocked
before you turn on the automatic feed! -see 14.2.7-
CAUTI ON!
By turning on the lathe at a high speed dial and activated A-
release lever, the saddle is m oved at high speed.
Push the shift lever feed / thread (1 3 ) dow n to the automatic longitudinal feed switch.
If lever of automatic longitudinal feed is pulled upward completed.
1 4 .2 .1 0 Replacing change gears
1. Disconnect the device from the power source.
2. Loosen the two fixing screws and remove the protective cover.
3. Loosen the locking screw (C) on the quadrant.
4. Swing the quadrant (D) to the right.
5. Remove the nut (E) and remove from the spindle or the nuts (E)
and remove the change gears.
6. Install the new change gears.
7. Swing the quadrant to the left until the gearwheels have engaged
again.
8. Fix the quadrant with the locking screw (C) again.
9. Install the protective cover of the headstock and reconnect the
machine to the power supply.
1 4 .2 .1 1 Threading
During operation, rotates the lead screw. When placing the shift lever feed / thread (1 4 )
downward, driving the sleigh bed.
B
A
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