024.50.2800

024.50.2800 · Product image

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024.50.2800 · Technical drawing

Brand
QIBR
Rolling element type
Ball
Measurement system
Metric
Outer diameter
3015 mm
Inner diameter
2585 mm
Total width
190 mm
External hole circle diameter
2949 mm
Internal hole circle diameter
2651 mm
Number of holes
56
Diameter of through holes
33 mm
Bolt size
M30 mm
Depth
60 mm
Number of grease holes
8
Distance at top outer ring/inner ring
47 mm
Width of outer ring
178 mm
Tip diameter
2488 mm
Module
20 mm
Number of teeth
125
Tooth width
120 mm
Gear type
Internal gear
Temperature
-20 ℃ to +100 ℃
Bearing type
Double-row ball slewing bearing with different ball diameters
Ring material
42CrMo or 50Mn
Sealing material
NBR
Seal type
Closed type

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Description

Internally toothed double row ball slewing bearings are well-suited for tower cranes, truck cranes, and other loading and unloading machinery that necessitate medium to larger diameters. These bearings excel in handling substantial axial and radial loads concurrently, ensuring stable and precise movement under heavy-duty conditions. Their internal teeth enable seamless integration with gear systems, facilitating efficient power transmission and precise rotational control essential for crane operations. This design enhances operational reliability and durability, catering to the rigorous demands of industrial machinery used in construction, logistics, and material handling sectors.

QIBR - 024.50.2800 Slewing Bearing Advantages and Applications

024.50.2800 Slewing Bearing has high positioning accuracy and strong durability. Inner diameter is 2585 mm,Outer diameter is 3015 mm,Total width is 190 mm. It is suitable for bogies, subways, ore crushing equipment, concrete pump trucks, and rotary excavators, etc. and is the most widely used bearing in working conditions with high positioning requirements.

QIBR - 024.50.2800 Slewing Bearing Characteristics

024.50.2800 Slewing Bearing, simple structure, low maintenance cost, easy installation. 024.50.2800 Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with easy maintenance.

024.50.2800 Slewing Bearing Features and Advantages

Compact design: Compact structure, it can be installed in space-constrained environments, and has a wider range of applications.

High load capacity: It can withstand axial, radial and overturning moments at the same time, suitable for heavy-duty applications.

Superior precision: Maintain high precision during use and reduce errors in equipment operation.

High temperature and wear resistance: Made of high-temperature bearing steel, with good wear resistance and strength.

Application: Widely used in lifting machinery, engineering machinery, transportation machinery, mining machinery, metallurgical machinery, medical equipment, ships, warships, radar, wind power generation and other fields.

QIBR - 024.50.2800 Slewing Bearing Optimization

Grease replacement: Replace grease with other greases such as SFK, Mobil, Krupp, etc. to optimize the working performance and use conditions of the bearing.

Coating optimization: Provide other coatings such as zinc plating or nickel plating to enhance corrosion resistance and wear resistance and extend its service life in harsh environments.

Process optimization: Optimize the bearing production process, increase the bearing operating temperature range, and improve the bearing accuracy and stability.

More customization: QIBR can optimize the bearing structure design according to customers’ drawings or equipment requirements to meet equipment needs.

QIBR - 024.50.2800 Slewing support bearing quality control

Dimension measurement: Use a variety of professional high-precision instruments to measure multiple dimensions of the bearing, with the highest accuracy up to 0.01mm.

Rotation accuracy: Use a dial indicator to measure small flaws or deviations on the bearing surface, with a measurement accuracy of up to 0.01mm.

Hardness measurement: Use a Leeb hardness tester to measure the bearing surface hardness, with a measurement accuracy of ±6HLD.

Metallographic analysis: Use a professional metallographic microscope to analyze the internal metallographic structure of the metal.

Geometric tolerance: Use a roundness meter to measure the bearing geometry and relative position.

Noise monitoring: Use a vibration meter to monitor the vibration during operation and obtain noise data.

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