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Air Shafts and Safety Chucks |
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Air Shafts and Safety Chucks - Daven
produces a full line of equipment for the Converting Industry,
including air shafts, air chucks, safety chucks, bowed spreader rolls,
trim winders and idler rolls.
You'll
find all the industry's standard designs as well as custom units. Each
product is engineered, manufactured and tailored to each customer's
individual needs with one goal in mind: to deliver the exact product to
best satisfy your requirements.
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Air Shafts - Button, Lug, Leaf, External Strip Lug and Differential Slip Shafts
We offer a full range of
shafts and chucks for converting and web production operations. Our products offer rugged construction and
design is available for any diameter or length, in steel, aluminum or
extra-light aluminum and lightweight carbon, with special designs
available for heavy duty and extra lightweight applications.
Shaft
weights for your specific application are available upon request.
We
manufacture to your specifications to suit your equipment, including
standard, contilevered or custom designs.
Expands instantaneously for fast roll mounting.
Maximum gripping capability.
Grips cores securely without core or roll damage.
Maximum anti-deflection.
Maximum load carrying capability.
Used for unwinding or rewind positions.
Manual or automatic rotary union air supply.
Positive collapse for quick roll removal.
Reliable performance.
Manufactured to your specifications to suit your equipment.
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Air Expanding Chucks
Instant gripping expansion and release.
Grips securely without core damage.
Optional air valve placement.
Removable core stop available.
Split clamp or set screw to secure chuck.
Lightweight.
Custom sizes available.
Daven
air expanding chucks are available in leaf, lug, button and element
design for all sizes and can be used for shaft or shaftless operations.
The expanding element is located internally, offering full protection
from manhandling or sharp objects. The air expanding chuck can be used
in conjunction with Daven’s solid support chuck. Custom sizes (inch and
metric) are available. Optional rubber surface chucks are available for
larger diameters up to and including 36"
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Safety Chucks - Light Duty, Medium to Heavy Duty
Easy to use.
Heavy duty construction.
Safe and efficient operation.
Maintenance free.
Use for all unwind and rewind operations.
Foot and flange mount available.
Fits inch and metric squares.
Positive drive and tension control.
Fast loading and unloading of shafts.
Replaceable hardened socket
The Daven Safety Chuck is a safe, fast loading, rugged shaft support
and drive that can be used on all converting equipment. The heavy duty
construction allows for many years of safe, problem free use.
Both the foot and flange mount chuck designs will suit all drive
systems. The chuck insures safe operation once a shaft is locked into
place. The chuck will only open when the drive square is in the upright
position. The square chuck sockets are available in both inch and
metric sizes.
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Bowed Spreader Rolls
Precision spreading and wrinkle removal.
Non-corrosive component parts.
Ground ball bearings for low torque and free turning.
Precision bowed shafts.
Quality rubber covering.
Optional custom drives.
Customized for your requirements.
Precision slit separation.
Daven
Bowed Spreader rolls, manufactured with the highest standards and
quality, keep webs trouble-free under all conditions. Rolls can be
customized for your requirements for dry, wet or high temperature
applications. All standard and custom diameter and lengths are
available. Mountings are available in standard foot mount or side mount
brackets. Daven Bowed Spreader rolls are guaranteed for one year
against material and workmanship defects.
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Carbon Composite Expanding Shafts and Idler Rolls
Maximum shaft strength and low shaft weight.
75% lighter than steel shafts.
50% lighter than aluminum shafts.
Supports heavy load capacities.
Minimizes shaft deflection and vibrations.
Low inertia offers faster machine speeds.
High stiffness to weight relation.
Fiberglass, aluminum or steel protective surfaces available.
Manufactured to your specifications to suit your equipment.
As an alternative to conventional steel and aluminum bodied shafts,
Daven offers expanding shafts, support shafts and idlers constructed of
lightweight carbon composite suitable for a full line of converting web
producing operations.
Each
shaft and idler is designed and manufactured of the highest quality
aerospace composites to provide the right combination of shaft
strength, rigidity, and weight for your operations.
Its
rugged construction and design is available for any diameter or length
with particular emphasis on converting applications demanding heavy
load carrying capabilities while lightweight for easy handling.
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Portable Winder
Easy to use
Heavy duty construction
Maintenance free
Pneumatic drive
Variable speed and torque capacity
Core or coreless winding
Mount on or off machine
Positive drive and tension control
The
Daven Winder is a safe, efficient method of winding any web including
edge trim. Its rugged contruction and efficient winding can be used on
all converting equipment. The winder’s simple design allows its winding
speed to follow the line speed of the material. Its pneumatic drive
system without gears or clutches allows for infinite stop-go or stalled
motion.
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Parts and Service
Keep your return-on-shaft investment with a Daven or any other brand
shaft. Don’t let damaged or worn shafts reduce your production
efficiencies or product quality. Daven can refurbish your old shafts to
like new condition. Large or small your rebuilt shafts will run better
and will cost less than a complete new shaft.
- Bladder repairs
- Journal repairs or replacement
- Rebuild bearings and shaft support surfaces
- Shaft straightening
- Shaft body rebuilding
- Fast turn around
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