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Ergofix 79525 Manual

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18
5.0 OPERATION
1. Start of machine tool (Fig. 1 page 28)
Set the forward-reverse-turn knob switch (2) into forward turn position, turn on the
start/stop switch (1), the spindle is in forward rotation. If reverse turn is necessary,
first stop the machine, then set the (2) into reverse turn position, then start.
2. Adjustment of main motion gearshift (Fig. 3 page 30)
The middle belt pulley (1) in main motion transmission can rotate freely by a small
shaft welded on slide plate (2), however, under the action of the spring (4), the axis
position of the left pulley (1) can move up and down, it can also swing forward and
backward, so as to meet automatically the wheel base. Requirement between the
spindle and motor shaft under a set perimeter of belt. So it acts as bidirectional
tightness. When changing speed, first loosen screw nut (3), place the belt at
desired position according to the designating-plate indications, tighten screw nut
(3) again (but don't crush the spring), then completing gearshift.
3. Adjustment of feed motion (Fig. 4 page 30)
The changes of machine automatic feed and various pitches are made by gear
change passing the rotation of main spindle into the leading screw at certain
proportion, driving the sliding seat move to and fro, through the screw nut fixed on
the sliding seat.
To acquire the desired thread and pitch:
a you must loosen the screwcap (3) of tight pulley, take off bult, loosen screw on
stop ring, take off stop ring (6) (1) then take off belt pulley (5) and gear at
spindle end (W).
b loosen the hexagonal screw (10), turn gear change carrier (11) forward, loosen
countersunk screw (8), take off stop ring (9) and duplex gears (Z
1
Z
2
).
c loosen the hexagonal screw (13) again, turn clutch control (12) forward, take
off the clutch, take off spring stop ring with a spring pliers, then take off gear
(L).
After having taken off gears, according to reversed procedure, place the gears
selected from gear change table (indicated in designating plate) onto the leading
screw (L), middle shaft (Z
1
Z
2
) and main shaft (W) respectively. Ensure rightnes.
Keep 1 mm gap when set the clutch away.
The turn on and turn off of automatic feed is performed with handle (15), which
controls the junction and separation of the clutch.
4. Adjustment of sliding seat and tailstock
The sliding seat and tailstock is coordinated with slideway by an open eccentric
hole, the fit gap with the slideway can be adjusted by the size of the opening with a
screw (as shown in Fig. 5).
… 20 …


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