Screw conveyor hanger bearings are components used in screw
conveyor systems to support and facilitate the rotation of the
screw or auger within the conveyor trough. These bearings play a
crucial role in maintaining the alignment and stability of the
screw, ensuring smooth and efficient material transport. Here's
more information about screw conveyor hanger bearings: Function of Hanger
Bearings:
Support and
Alignment: Hanger bearings provide support and
alignment for the screw or auger, allowing it to rotate freely and
maintain its position within the conveyor trough.
Reduced
Friction: These bearings reduce friction between the
rotating screw and the trough or housing, which ensures smooth
operation, minimizes wear, and helps prevent heat generation.
Stability:
Hanger bearings help maintain the stability and concentricity of
the screw, preventing wobbling or vibration during operation.
Load
Distribution: They distribute the axial load of the
screw, helping to prevent excessive wear on the screw and the
conveyor trough.
Types
of Hanger Bearings:
Flanged Hanger
Bearings: These have a flange at one end to secure
the bearing in place, providing additional support to the screw and
preventing axial movement.
Bearing
Housings: In some cases, hanger bearings are
installed within bearing housings or pillow blocks. These housings
provide protection for the bearing and further support to the
screw.
Self-Lubricating Hanger
Bearings: Some hanger bearings come with
self-lubricating properties, which eliminate the need for external
lubrication. These bearings often contain solid lubricant inserts
that provide consistent lubrication over time.
Materials
and Lubrication:
Hanger bearings are typically made of durable materials, such as
cast iron, stainless steel, or other alloys. Lubrication is often
necessary to ensure the bearings operate smoothly and with reduced
friction, increasing their service life. Maintenance and
Replacement:
Hanger bearings require regular maintenance to ensure optimal
performance. Maintenance tasks may include:
Lubrication: Keep the bearings properly lubricated to reduce
friction and wear.
Inspection: Regularly inspect the hanger bearings for signs of
wear, misalignment, or damage. Promptly replace any damaged or worn
bearings.
Applications:
Screw conveyor hanger bearings are commonly used in a wide range of
industries, including:
Agriculture: For handling grains, feed, and agricultural
materials.
Food Processing: For transporting and mixing food ingredients.
Mining: In applications involving the movement of minerals and
ores.
Wastewater Treatment: In conveying and dewatering sludge and
wastewater.
Construction: In the handling of construction materials such as
sand, cement, and aggregates.
Properly functioning and well-maintained hanger bearings are
essential for the efficient operation of screw conveyor systems.
Regular inspection and maintenance help extend the service life of
these components and ensure the reliable transport of materials in
various industrial applications