Focus on coil processing
Left: B&K 60-
inch leveler
for a leading
appliance
manufacturer
Leveler cut-to-length
roll diameters of 1.156”, nineteen work
applications
rolls, five backup flights, three adjustable
A leading appliance manufacturer requested
backup flights and used a 5 HI design for
Formtek Maine to supply multiple com-
single side critical finish applications. The
plete cut-to-length systems, incorporating
small roll diameter with adjustable backups
B&K corrective levelers, to supply specialty
allowed for material from 0.008”- 0.045”
blanks to their cabinet line for upright refrig-
to be leveled to supply quality flat strip for
erator/freezers.
downstream operations.
One system designed to produce the wrap-
The B&K leveler, within the wrapper line,
per, or complete outer shell of the refrigerator,
also had to drive an edge trimmer and chop-
had several custom features which needed to
per unit as the blanks for the outside of the
be incorporated into the leveler. The material
refrigerators could not have any deviation
to be processed was pre-painted critical fin-
in the width of the blank. The edge trim-
ish and needed to be trimmed to a precise
mer was mechanically geared to the leveler
width. The other systems were designed to
drive train. This was to ensure that the edge
supply the door and back bottom blanks for
trimmer ran at the same speed as the leveler
the refrigerators. All the complete systems
output so no slack material was accumulated
also required special Allen Bradley control
between the leveler and the trimmer unit
platforms to meet the requirements of the
(see above).
customer.
Formtek Maine supplied CWP CTL sys-
New press feed application
tems with B&K corrective levelers to meet
In January 2006, a Tier One automotive
the customer requirements. The models
supplier requested Formtek Maine to supply
supplied were BK60/1.156/19/5/3-5HI
a duplicate CWP press feed system, with
machines. These units were 60” wide with
a B&K corrective leveler, to the one that
52 March/April 2007 International Sheet Metal Review
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