7900 High Speed Coiler

The 7900 High Speed Precision Mechanical Coiler combines special features for improved control of the wire with a unique high speed feed system to assure superior reliability delivering fast production speeds while holding precise tolerances on diameter, length, and pitch. The 7900 High Speed Coiler has served the industrial spring industry with long term reliability for many years.

• 0.127mm - 0.533mm (.005 - .021 in.) wire range
• 444.5mm (17.5 in.) max. wire feed
• 12.7mm (.5 in.) max. coil diameter
• 80 - 800 / minute production
• 610mm x 889mm (24 x 35 in.) floor Space
• A/C variable speed drive

• Deflection Coiling

• How Deflection Coiling Works

• Single-Point Coiling

• Two-Point Coiling

• Tungsten carbide feed rolls & wire guides with 5 grooves
• Hardened & ground steel feed roll gears Ten pair of feed change gears "Adjustable while running" double diameter controls with full complement of cams
• "Adjustable while running" double diameter controls with full complement of cams
• "Adjustable while running" double pitch full complement of cams
• Graduations for feed cam adjustments
• Diameter slide stop
• Hardened inserts in pitch and diameter levers
• Seven roll two plane wire straightener
• Wire holdback with carbide roll and wear plates
• High speed electronic counter
• Adjustable 115 volt work light
• Variable speed drive with 3/4 H.P. motor 230/460 volt, 3 phase, 60 Hz mounted and wired with combination starter, 115 volt circuit transformer and control station