s
st;rengt;h.
n......
silence.
safet;y
&
slmplicit:y
built;
by
ACCURPRESS
A E
Accurpress with plants located in Richmond,
British Columbia and Willmar, Minnesota, has fast
become one
press brake and shear manufacturers.
To meet the demands of a rapidly changing world,
Accurpress has spent hours of careful study and
engineering
today.
Features that distinguish the unique Accurpress
of
North America's most progressive
to
perfect the press brake
as
it
is
brake among others are Ultimate durability,
Rigidity, Simplicity, and Affordability.
High accuracies are maintained
to
date hydraulic. electrical and bearing systems.
Accurpress manufactures a range
from
50
to 3000 tons and all units are covered
an
excellent parts and labour warranty,
of
defects in material and workmanship, under
correct use and normal operating conditions.
by
the most up
of
press brakes
to
be free
T
by
EBB
Pictured below
example
size precision press brake. This
press contains no bronze
bushings. All bearings are
space age zero maintenance
type running on heat treated
of
is
a typical
a heavy
duty
giant
hard chrome shafts.
The advanced design
press, and rigid metallurgical
control together
construction, guarantee
lifetime
accuracy.
durability
of
this
with
careful
and precision
1250
TON
25'
FRAME
The
Accurpress brake is known
for
its heavy
duty
frame
construction. The entire machine is welded from A36
Structural Steel Plate
give ultimate
rigidity
and
to
durability.
BED DESIGN
The Accurpress features an I-beam bed design. This
design offers two attractive features - the least bed
deflection possible without going below
for
wide working area
supporting punching dies and
floor
level and a
special tooling.
For
our
larger press brakes. under-the-floor beds are
bolted to the brake at floor level. still enabling the main
frame to be fUlly welded.
RAM LEVEL
The parallel accuracy
of
the large torque tube welded at each end to the double
of
the ram is guaranteed by the use
rocker arms. thus synchronizing the hydraulic cylinders.
Ram
parallelism is easily adjusted by rotating an eccentric
shaft on the left end
larger press brakes by an electric motor.
adjustment is necessary
die characteristics and
of
the machine
for
for
fade out work.
via
a wrench
trimming the
Ram
ram
or
on the
parallel
to various
FOOT SWITCH WITH PEDESTAL
This feature is standard ONLY on models
capacity
wired with an on-off
or
larger. Easily moved from place
jog
switch. it saves set-up time as the
of
250 tons
to
place. and
operator can control all ram movement from where he
stands.
CONTROL SYSTEM
Accurpress originated the safety sequence
witch
foots
Linemaster safety footswitch controls ram
movement. This enables the operator to stop ram
travel at any
control
pedal automatically returns the ram to the up
position. The depth
via the engraved Dial-a-bend control above the
electrical cabinet. This incremented dial equals
.010" per increment and its repeat accuracy
enables the logging
bends at a later date. This in
micrometer barrel enables .001" adjustments. Also
standard on every Accurpress is a manual 4position turrel depth gauge. allowing 4 various
pre-set bend angles. A red
indicates when the micro switch has been
activated
ram can be cycled from full length strokes
to
1/8" strokes anywhere
Both stroke length and speeds are
adjusted via
system as follows: A 3 position
time
up
or
down. and have full
of
ram action. The release
of
the bend angle is adjusted
of
information for repeat
light
for
the ease of setting bend angles. The
within
aluminium
sliding cams.
of
the foot
conjunction
on the cabinet
the stroke range.
quickly
with a
down
ELECTRICS
All highest
and mounted
enclosure
This switch shuts
be opened. All
line voltage, via a transformer
together with
Three
position and speeds. Two are mounted on the
cabinet providing the
over. The third
for
ultimate accuracy and provides the depth bend
point. Typical repeat
c/w
micro
quality
within
a
disconnect
controls
motor
switches
micro
electrical
an all steel hinged
off
power before
starter.
up
switch is remotely mounted
accuracy
components
door
for
operator safety.
the
door
are at 115 volts
within
function
to
stop and speed change
of
and
the
control
the
ram is
cabinet
are used
can
not
at
ram
t..OO1".
AUTOMATIC SIX POSITION DEPTH STOP
(OPTIONAL)
This is
an operator up
position can be programmed in
positions depending
The set up is very simple. The
selector switches must be in the
except the position which is being set up.
particular switch is turned to the
the ram is
The sliding rod is then adjusted
switch until the red
switch has been activated and the bend angle set.
These same steps are required until all desired
positions have been programmed.
an
advanced Mitsubishi
to
six
depth positions. Just one
on
jogged
down
light
control
or
the
job
requirement.
microswitch
"off"
to
the desired bend angle.
down
appears to
unit
up
to
position
"on"
position and
to
indicate
six
This
the
to
limit
the
give
AUTOCYCLING
Extra electrical relays in the control cabinet
provide an
the selector switch over from "manual" to
causes the ram to cycle up and down between the
adjustable
pedal is depressed. On releasing the pedal the ram
will return
the pedal is depressed again.
autocycling
limit
positions provided the foot switch
to
the
fully
control
up position and stop until
feature. Rotating
"auto"
PAINT AND FINISH
At
Accurpress we take extreme care in the finish quality
of
all
our
sanded, and three coats
leaving the press beautifully finished. Before shipment all
machine surfaces are rust proofed insuring top quality
from
machines. All welds and plate surfaces are filled.
our
plant
to
your
or
more
plant.
of
safety green applied.
BACK GAUGE
The standard back gauge is a heavy duty.
constructed of precision steel components.
gauge is adjusted both vertically and horizontally
rear
of
0-27 inches. The back gauge also Includes a cross
with adjustment fingers.
press brake via hand wheels. Horizontal travel Is
rigid
The
design
back
from
bar
BEARINGS
All bearings used
quality. running on heat treated. hardened chrome shafts.
These spherical self-aligning bearings never require
lubrication. They are
brake with zero clearance.
THE WAYS BOX
The
ram is guided by pre-loaded low friclion silicone poly.
providing zero maintenance precision ram guidance. This
material is contained in wrap around long length ways
boxes running on large precision ground bars for lifetime
trouble free service.
by
Accurpress are extremely
built
to
last the lifetime of the press
high
HYDRAULICS
two
Both Simplicity and Dependability are the
ingredients that compose the hydraulic unit.
All standard North American components are used
Accurpress and the circuit is
that only two valves are used
system. One valve
double vane pump provides the
and the high return speed.
The unit itself is mounted behind the bed in a safe,
accessible location for noise reduction and safety. The
motor. pump and valves are integral
tank and the system is protected
relief valve which
protect machine. tools and operator.
The hydraulic cylinders are manufactured
from seamless tubing. Parker Type B Polypak and
Disogrin Compound 9250 seals assure excellent sealing
while Molygard wear rings and plated
provide lifetime durability.
for
is
set at a specific P.S.!. setting
of
for
each side
such a progressive design
total
control
of
the
low
two
down speeds
as a unit
by
a safety hydraulic
cylinder
main
of
the
noise level
for
on the large
by
Accurpress
rods
by
ram
to
.........
cu
p
E P 10 Tt
DIUI
FRONT OPERATED MANUAL BACK GAUGE
This is a heavy
to
the back of the press brake and operated
rotary handle
is from 0-27". Gauge position indication is
provided by a high
Mechanical Readout.
POWER OPERATED BACK GAUGES
Electric gear reducer push button operated. All
other features are the same
operated back gauge.
OIL COOLER
The oil
tons and larger. On smaller machines we
recommend a
used in
machine is located in a place where the air
temperature exceeds
SECOND FOOT SWITCH
Some users may want a second foot switch wired
in so that the press will
foot pedals are depressed. Raising either foot
pedal will cause the ram to raise.
For single operator use a
switch on the electrical cabinet allows selection
one
OSHA CONTROL
To keep the operator's hands away from the press
dies,
the ram,
both be depressed to lower the ram. A selector
switch is provided on the electrical cabinet
select either this mode of operation
alternatively, the normal foot switch. The control
box also has
motor
SWING STOCK ARMS
To facilitate
inch support arms are available. When
used
of
cooler
continuous
or
both foot switches.
an
electrical
containing
running
they
the press brake.
duty
precision back gauge bolted
from
the front. Range of adjustment
quality
is standard on all press brakes 160
cooler
production
BAR
control
two
an
electric
indicator
supporting
simply
fold
Durant Digital
as
the manual
be used
70
backwards against the bed
if
it is going to
work
or
degrees
only
two
box can
palm buttons which must
motor
light.
the plate being formed,
F.
function when both
position selector
be
attached to
or
"stop"
button and
not
if the
to
being
by
be
a
of
24
ANGLE PLATES
To increase the bed
angle plates can
The angles are bolted
front
and back.
TONNAGE CONTROL
Tonnage
pressing tonnage to a pre-set load.
,he
ydraulic system pressure and tonnage
conversion table. This system permits the operator
to manually adjust the available tonnage and is a
recommended feature when using
;n lieu of
MACHINE GROOVE IN BED
Standard
machined bed surface. If a
required in the centre
specified with the order. A smooth bed surface
allows positioning
upper die and this standard surface satisfies
almost all the braking applications of
brakes.
POWER ECCENTRIC
On
operated eccentric is standard. This is optional on
smaller presses.
The power eccentric is controlled
buttons on press bed.
PRESS BRAKE CYCLE TIME
A modified hydraulic system is available to
increase press cycle time.
HARD
Hard ram inserts are to protect the ram
tonnages where there is a possibility
male die being pushed up
IS
recommended on large tonnage machines
where short dies are
control
press tonnage is monitored by observing the
air
bending.
product
320 ton press brakes and larger, a power
RAM
INSERTS
or
ram work surface area,
be
supplied 5lh x 5
to
the
bed
is available
press brakes have a flat
of
of
the lower die to suit the
going
which
3/4"
the bed this must be
into
to be used.
1
h x length.
and
ram
will
bottoming
wide
groove is
our
by
two
of
the ram. This
and
limit
press
push
under
the
upper
option
both
the
dies
high
AC
P
ES
1IC
....
In..E
PECIFI
TI
NS
1I
10
ge
7606
7608 60
76010 60 8 X
71008 100
710010
710012 100 8 x 3/16
713010
713012
713014
716010 160
716012
716014
720010 200
725010
725012
725014
725016 250
725020 250
732012
732014
732016
732020
740012
740014 400
740016 400
740018
740020
750012 500
750014 500
750016
750020 500
750024 500
775016 750
775020
775024 750
7100020 1000
7100024 1000
71500,72000,73000 -consult
6
60
7 X
8 X
8 x 3/16
100
7 x 1/4
130
7 x 1/4
130
130
10
9 x 1/4
9 x 1/4
160
12
160
8x5/16
250
10
12
250
14
250
16 x 3/16
18x3/16
12 x
320
14 x
320
16 x
320
20 x
320
12 x
400
14 x
16x3/8
400 16 x
20x5/16
400
10
14
16
500
20 x 3/8
24
16
750
20
24 x
20 x
24 x
11
ge
10 100 34
1298
3/16
x 3/16
x 3/16
x
3/8
x 5/16
x 1/4
7/16
12
3/8
14
5/16
3/16
1/2
1/2
14
16
3/8
18
20
x
3/4
12
5/8
5/8
1/2
3/4
5/8
14
16
20
24
16
24
20 198
24 246
x
x 1/2
x 1/4
x
x 9/16 20 198 34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34 12
34
34
34
34
12
4
4 102
4
6 102
6
6
5
5
5
8
8
8
12
12
12
14
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
6 52 34
76
8
76
8
10
98
12
122
10
98
12
122
14
148
10
100
12
124
14
148
100
10
100
10
12
124
14
148
172
16
--
20
198
124 34 12
148 34
16
172 34 12 38 198
20
198
12
124
148
148
172
198
124
148
148
198
246
150
246 34
facto
40
78
40 70
40 70 8 14
126
42
126
42
150
42
126
48
150
48
174
48
126
52 86 8
150
52 92- 8
174
52
126
62
126
70
150
70
174
70
198
38
60 246
60
48
60 222
68
32 150 80
36
48
72
84 294 80
49
60
00 294 82
84 246
08
70
70
70
150
70
174
70
70
246
74
150
174
74
74
198
74
74
246
174
80 124
198
80
246
80
198 82
246 82
106
294
106
70
8 14 6
14
8
86 8
86 8
86 8
84
90
96
98 8
91
98
102
108
112
128
102 8
108 8
112
128
114
121
121
126
134
118
128
140
154
131
141
154
168
178
SpeclflcatJons
14
14
14
14
8
14
8
14
8
14
14
14
16
8
16
8
8
16
16
8
16
8
16
8
16
16
B
16
B
16
10
20
-
10
20
10
20
10
20
10
20
10
22
10
22
22
10
10
22
10
22
12 24
12
24 12 12 55
12 24
14
28
14
28
6 8
6
6
6 8
6
10
6
10
6
10
6
10
6
6
10
6
10
10
8
10
8
10
8
8
10
10
8
10
8
8
10
8
10
10
8
8
10
10
10
-
10 10
10
10
10 10
10
10
12 12
12 12
12 12
12 12
12
12
12
12
12
12
14 14
14
14
subject
8
135
135
8 135
97
8
97
97
8
76
76
76
71
71
71
64
57
57
57
57
57
57
57
57
57
64
64
64
64
64
55
55
55
55
55
55
55
51
51
to
28
275 10
28
275
28
275 10
190
28
190
28
28
190
28
160
160
28
28
160
160
20
160 20 24.000
20
160
20
146
18
16
130
16
130 20
16
130 20
16
130
130
16
130
16
16
130
16
130
16
130
17
106
17
106
106
17
17
106
17
106
14
90
14
90
14
90
14
90
14
90
15
85
15
85
15
85
15
68
15
68
chen
e without notice.
6,000
7,300
10
8,600
9,500
20
20 12.000
20
13.000
13,000
20
20
15,000
20
17,000
20
20.000
20
28,000
20
22,000
20
26.000
31.000
34000
20
38.000
20
58.000
30
34.000
30
37.000
30 44,000
64,000
30
30 40.000
30 46.000
30 52.000
59.000
30
68,000
30
50,000
40
40 54,000
58,000
40
79,000
40
40 97,000
90,000
60
117,000
60
132,000
60
60
164,000
190,000
60
Shipping heights are Approx. 6" less than overall heights
shown
E
RA
E
E
DI
1.8
1.5
G
CART
1.8
4.1
3.2
4,4
2.9
61.7
85.2
45.8
63.6
110.0
4.4
7.4
48.8
86.2
70.0
138.0 110.0
165.0
6.1
93.0
137.0
7.7
9.5
11.2
13.1
16.9
104.0
• The tonnages indicated in boxes are
openings
8 times thickness
of
• 5/16" and over die openings should be
metal.
for
die • All
10
metal thickness. Larger openings greatly reduce
tonnages required.
With
an 8
to
•
angle
ness
of
1 die ratio the inside radius
bend is approximately equal
the material. Bending pressures
metals, as compared
to
mild steel on chart, are
to
the thick-
of
for
follows:
- soft brass - 50%
-
soft
aluminum - 50%
-
aluminum
- stainless
chrome
-
alloys heat-treated - same
steel-
molybdenum - 100%more than steel.
of
pressure shown
of
pressure shown
50% more than steel
as
times
a right
other
as
steel
of
the
above bending pressures are nominal
and represent average conditions. These values
are dependent upon the radii
strength
material,the direction
THEREFORE A SAFETY FACTOR OF
20%
PRESS FOR A GIVEN
of
the material, the temper
SHOULD
of
BE
PROVIDED IN SELECTING A
JOB.
of
the dies, theyield
of
the
the rolling strains, etc.
AT
LEAST
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