02 2202 00

02 2202 00 · Product image

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02 2202 00 · Technical drawing

Brand
QIBR
Alternative brand
Rollix
Rolling element type
Ball
Measurement system
Metric
Weight
343 kg
Tip diameter
2066 mm
Outer diameter
2298 mm
Inner diameter
/
Total width
70 mm
Raceway diameter
2202 mm
External hole circle diameter
2262 mm
Internal hole circle diameter
2142 mm
Number of mounting holes of the inner ring
36
Number of mounting holes of the outer ring
36
Hole diameter at outer ring
17.5 mm
Hole diameter at inner ring
17.5 mm
Width of outer ring
62 mm
Width of inner ring
62 mm
Gear type
Internal gear
Module
8 mm
Number of teeth
259
Gear P.C.D
2080 mm
Tooth width
62 mm
Temperature
-20 ℃ to +100 ℃
Bearing type
Four point contact ball slewing ring bearing
Ring material
42CrMo or 50Mn
Sealing material
NBR
Seal type
Closed type
Applications
Cranes, excavators, solar tracking systems..
Ball material
AISI 52100
Cage material
Nylon

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Description

This series of bearings has an inner and outer ring, with four contact points between the steel ball and the ring, which can support radial, axial, and inclined loads.

02 2202 00 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 - 02 2202 00 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 - 02 2202 00 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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