6
REMOVING AND INSTALLING ROUND PUNCHES
Prior to removing a punch, jog the punch piston down
until it puts pressure on a piece of material that is of the
appropriate thickness. With a pin spanner, loosen the
retaining nut. Manually release the punch piston with the
manual release valve, disconnect the unit from the power
supply and then remove the retaining nut and punch.
Prior to installing a different punch, check for debris in the
retaining nut and punch piston. Clean if necessary. Prior to
installing a punch, verify the "O" ring on the punch piston is
clean and not damaged.
Place your punch into the retaining nut, properly
align the punch within the punch piston and hand
tighten the retaining nut. Plug in power, jog the
punch piston down until it makes contact with your
work surface. Tighten the retaining nut with the pin
spanner. Manually release the punch piston. Your
now ready to punch your material. Failure to align
your punch properly could result in serious damage
to your machine. It is not necessary to remove your
die to install the punch piston.
ROUND PUNCHES
1. Be sure that the punch piston is fully retracted
and remove the strippers to make access to the
parts easier.
2. The punch must be removed first and then the
die. Unscrew the punch retaining nut to remove
the punch and remove the set bolt and the nut
to remove the die.
Note: When replacing the punch and the die,
make sure that the correct size, thickness
and hole shape is seleted. Shaped punches
and dies must be properly aligned with
each other.
3. Place the punch in the punch retaining nut, then
insert the punch with the nut into the punch piston
and hand tighten the nut.
Note: When installing a punch with a stepped
edge (anti rotation), make sure the orientation
is correct and that the stepped edge is
correctly positioned in the punch piston.
4. Make sure the punch is correctly positioned in the
punch rod and tighten the punch retaining nut
firmly with the Tommy Bar supplied.
5. Place the die in the C-frame in the proper orientation
secure firmly with the set bolt and tighten the nut.
6. Replace the strippers.
CAUTION
Before replacing the punch and die, ensure that
the machine is disconnected from its power
source to prevent accidental operation and
personal injury.
CAUTION
Check the butterfly bolts, holding the stripper,
regularly to ensure that they are tight. Loose
bolts may cause the stripper to detach and
damage the tool.
WARNING
If the punch and die are not the same size of and
they are not positioned properly , the punch may
strike the die causing both parts to break. In such
a case, pieces flying off from the broken parts may
cause personal injury.
Содержание Hougen-Ogura PUNCH PRO 75004PR
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