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OHIO BRAIDING MACHINERY'S
240-H |
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WIRE CARRIER WITH SWIVEL LET-OFF AND
CARBIDE FORMING PIN
The SDC Modular Wire Carrier
equipped with a swivel let-off and a carbide forming pin has been the
carrier of choice for braiding stainless steel. Introduced in 1999, this
carrier is ideal for eliminatiing heat and friction and the damage to the
wire resulting in debris. It is available with a 6 inch traverse steel
bobbin for wire braiding.
This carrier has also been used very effectively
for braiding high tech fibers such as Kevlar and Spectra. For these
applications a composite aluminum and nylon bobbin with 8, 10 or 12 inch
traverse is used.
SWIVEL LET-OFF
The swivel let-off supports the wire on a pulley
mounted on a ball bearing. The pulley is supported on a swivel with a pair
of ball bearings that allow the pulley to follow the braiding point while
the carrier is rotating relative to the braiding point as it follows a
sinuous path about the center axis of the braiding machine. The rolling action of the wire on the let-off
pulley eliminates friction and heat at the let-off. This is a great
advantage, especially for stainless wire, since the abrasive qualities
that cause problems for let-off eyelets is neutralized. Since the swivel
let-off also does not form the wire, if the wire is to be formed a
separate carbide forming pin is added to the carrier in a position that
does not scrub the wire again minimizing damage and debris. The swivel
let-off is also effective for a much larger range of tension. In some
special applications the swivel let-off is being used at tensions up to 75
pounds. For this reason the swivel let-off is versatile and is often used
for all types of wire and high tech textiles such as Kevlar.
HIGH TENSION CARRIER The high tension carrier was introduced in 1995 for
braiding up to 48 ends of high strength stainless steel wire of up to .016
inch. in diameter. This carrier has a heavy duty aluminum retainer and
uses heavier springs than the standard carrier. It can be used for
tensions up to 75 pounds but requires some reduction in speed depending on
the tension. |