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October 2005 - The
Logging and Sawmilling Journal
TECH UPDATE
FINGER-JOINT EQUIPMENT
TECH UPDATE EDITOR: DIANE METTLER
AceCo Precision
Manufacturing

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AceCo Precision Manufacturing’s
innovations are continuing with the
release of its next generation of fingerjoint
cutters. After years of material
research and investment in process technology,
AceCo is now delivering among
the most advanced finger-joint cutters in
the industry, says the company. The cutter
is designed specifically for significantly
increasing production time between resharpening.
Initial tests have indicated six
to seven times the life of their normal
cutters. These new cutters can be used in
existing heads with no modifications and
have the same precision tolerances as
AceCo’s M2 steel cutters.
AceCo finger-joint heads are precision
machined from 4150 heat-treated alloy
to ensure the heads will remain within
their original dimensional tolerances. The
heads are also stamped with serialized
numbers so that if the heads are sent
back for inspection, the company can
track data to compare their current state
with their original high tolerance dimensions.
Finger-joint heads are available
with either collet centring devices or a
hydro-locking system. And a finite finish
guarantees thickness tolerance to be held
to under +/- .0001”, which is at least
twice as accurate as industry standard.
www.aceco.com
[email protected] |
Conception
R P

|
Conception is now proposing the
complete “value-added’’ process manufacturing
system: from the scanner to the
CCS1000 automatic crosscut saw, then to
the singulator (automatic short block
infeed) through the wane-up system and
the finger-jointer to the MSR tester.
The CCS1000—with an infeed speed
of 1,000 ft/min (0 to 1,000 ft/min in 12
inches) and cutting speed of 350
cuts/min—feeds the singulator and runs
the finger-jointer to 180 blocks/min.
Different finger-jointing systems are
offered from capacities of 12 press
cycles/min (stop and go press) to 600
ft/min (crowder press) and finger-jointed
planks from 20’ to 60’.
The precision end trim saws trim and
cut the finger-jointed planks to the
desired length with 1/64” precision. The
MSR tester, with capacity of 1,000 ft/min,
tests studs or flanges at each 2”.
www.conceptionrp.com |
Grecon
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Grecon is part of the Weinig Group
and offers a wide range of finger-jointing
lines.
Grecon has recently developed the
Combipact finger-jointing line. Specific
quality requirements in the timber industry
resulted in the new development of
the Combipact. This precision machine
can be universally used for vertical, butt
jointing and jointing of special profiles.
The individual sequences are short
and transparent. The Combipact concept
comprises a double milling unit (two
opposing milling tools).
The company also offers the high-performance
HS 120, a horizontal cutter, as
well as the CF 300 for solid construction
lumber.
www.hucl.com/grecon.htm |
Western
Pneumatics
|
The Machinery Group at Western
Pneumatics has been designing, engineering
and installing remanufacturing
equipment for over 20 years. The company
has taken the North American concept
to horizontal finger-jointing and
enhanced it with quality machinery and
state-of-the-art technology.
Their broad range of low-, medium-,
high-, and heavy-duty high production
finger-jointers allows the Machinery
Group to accommodate the full need of
its customers.
The heavy-duty high production finger-
jointer from Western’s Machinery
Group, known as the “HD High”, is the
biggest short-block machine that Western
manufactures. Manufactured with cast
iron columns, this workhorse
will definitely give operations the efficiency
and production that they expect
from a finger-jointing machine, the company
says.
The material specifications for the HD
High: Thickness, 5/8” to 2” (16 mm to 50
mm); Width, 1-1/2” to 8” (38 mm to 200
mm); Length, 4” to 36” (102 mm to 914
mm) narrow chains, 7-1/2” to 48” (190
mm to 1,219 mm) wide chain.
www.westernp.com |
Doucet Machines Inc

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The company offers three models of
finger-jointing systems—the ZX-150, DJ-
250 and DJ-600. The ZX-150 is a high
production unit designed for structural
and non-structural applications as well as
hardwood and softwood. The double
end finger-jointer with lugs on 9” centre
is a semi-automatic lug loader capable of
feeding up to 150 pieces/min, and has a
fully automatic corner transfer. It can finish
lengths up to 40’ with a block thickness
of 0.75” to 2”.
The DJ-600 is equipped to handle
long stock 12” to 144”, with traverse bars
on 9” or 12” centres. The fully automatic
lug loader comes with singulator and
optional inspection station. It will provide
up to 600 linear ft/min. The fully automatic
corner produces feed speeds of up
to 1,200 ft/min and has a motorized feed
wheel on top and bottom board.
The DJ-250 can handle stock 12” to
84”, with traverse bars on 9”, 12” and
18” centres. The DJ-250 includes a feed
conveyor 60” wide, a 7.5 hp trim saw,
five hp scoring saws and in-line glue
applicator. It has an automatic assembly
press capable of producing up to 250 linear
ft/min.
www.doucetinc.com |
Wisconsin
Knife Works

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Wisconsin Knife Works continues its
leadership in the woodworking industry
as the industry has grown to expect more
from tooling manufacturers. Its fingerjoint
cutters can be made from M-2 or
D-2 high-speed steel. In addition, WKW
manufactures carbide-tipped and solid
carbide finger-joint cutters, as well as the
exclusive Opti-treated finger-joint cutters.
Perhaps 95 per cent of the solid wood
finger-jointing done is accomplished
using molybdenum tool steels such as M-
2. This tool steel is especially well suited for natural woods. The make-up of the
M-2 alloy offers the ultimate in grindability,
edge retention, and resistance to
abrasion and corrosion. Other alloys are
available, and may be necessary in certain
applications, however, M-2 remains
the best choice of tool steels for natural
wood finger-jointing.
The Opti process produces an ultrahard
surface on the cutter. Unlike some
other coatings, Opti will not chip, peel,
or flake off. Extremely long run-times may
be obtained under certain circumstances.
A check with WKW on specifics can
determine whether these cutters are correct
for a particular operation.
Man-made materials such as LVL, plywood,
particle board, MDF, and other
products containing glues or other nonwood
products are much too abrasive for
tool steel or OPTI cutters. Solid carbide
and carbide-tipped cutters are often the
answer to these problems.
www.wkwinc.com |
Wyrks Tool &
Machine Ltd
|
Wyrks Tool & Machine Ltd is a manufacturer
of woodworking and processing
equipment such as finger-jointers, chop
saws, multi-trim saws, multi-rip saws and
conveyors. The company specializes in
the design and building of custom and
special purpose equipment.
Wyrks Tools manufactures the FJ 728
finger-jointer. The FJ 728 has a 2” thick
by 8” wide capacity and is a manually
operated machine capable of up to 10
cycles/min. The company also offers an
optional automatic glue applicator head
and manufactures the AP 28 assembly
press that accompanies the finger-jointer.
It will press material up to 8” wide,
up to 16’ long.
Having engineering, fabrication,
machining and assembly capabilities all
under one roof gives the company the
ability to control the manufacturing
process, allowing it to build virtually
anything to suit its customers needs.
Telephone 519-621-3115 or e-mail at
[email protected]
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Sunhill Machinery

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Sunhill Machinery has been importing quality woodworking equipment since
1979. By working directly with manufacturers, professional grade machinery is produced
according to industry standards and customer requirements.
Kikukawa, which Sunhill Machinery represents, is one of the most intelligent
and innovative equipment manufacturers in the industry. Kikukawa is recognized for
producing among the very best woodworking machinery in its class since 1897, says
Sunhill.
Kikukawa builds a fully automated lug system finger-joint system that is extremely
fast and is capable of producing at
a maximum of 120 cuts/min. This
system includes an automatic dual
finger shaper with two scoring saws
and two trim saws, an auto feeder
with a suction conveyor belt which
feeds the gluing unit and servo-operated
assembly press. The equipment
is built to last a lifetime and serve
the most demanding finger-jointing needs.
www.sunhillmachinery.com |
Coe Manufacturing

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Coe Manufacturing designs and
builds complete Mann-Russell finger-
joint gluing lines that utilize
the benefits of Radio Frequency
(RF) curing. RF cured finger-joints
provide the highest strengths possible
because the glue is cured
while end pressure is being
applied on the joint. RF curing
also allows for immediate surfacing
and proof loading, which saves space and reduces manpower.
Coe Mann-Russell Finger Line designs are based on over 35 years’ experience in
producing structural and non-structural end products. These products include glulam
beam laminating, I-Joist flanges, long length dimension lumber and, recently,
prefabricated roof truss members. In addition to the RF curing tunnel, Coe/M-R
builds the infeed and crowder section, traveling cutoff saw, final trim and stacking,
as well as a bending type proof loader and special design finger-joint shapers. Each
component is tailored to meet individual production and flow plan requirements.
www.coemfg.com |
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