112.25.500

112.25.500 · Product image

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112.25.500 · Technical drawing

Brand
QIBR
Rolling element type
Roller
Measurement system
Metric
Outer diameter
602 mm
Inner diameter
398 mm
Total width
75 mm
External hole circle diameter
566 mm
Internal hole circle diameter
434 mm
Number of holes
20
Diameter of through holes
18 mm
Bolt size
M16 mm
Depth
32 mm
Number of grease holes
4
Outer diameter of inner ring
498 mm
Inner diameter of outer ring
502 mm
Width of outer ring
65 mm
Distance at top outer ring/inner ring
10 mm
Tooth width
60 mm
Module
6 mm
Number of teeth
102
Tip diameter
628.8 mm
Gear type
External gear
Temperature
-30 ℃ to +80 ℃
Seal type
Closed type
Bearing type
Cross roller slewing ring bearing
Ring material
42CrMo or 50Mn
Sealing material
NBR

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Description

The externally toothed single-row crossed roller slewing bearing is engineered with a 1:1 cross arrangement of rollers and demands high installation precision. This design ensures exact rotational control and efficient power transmission, making it ideal for applications where accuracy and reliability are critical. The external teeth facilitate seamless integration with gear systems, enabling precise positioning and smooth operation under heavy loads and diverse conditions. This bearing type combines robust construction with meticulous design to meet the rigorous demands of industrial applications that necessitate precise installation accuracy and consistent performance.

QIBR - 112.25.500 Slewing Bearing Advantages and Applications

112.25.500 Slewing Bearing has high precision, compact structure, strong static load capacity, Inner diameter is 398 mm,Outer diameter is 602 mm,Total width is 75 mm. It is suitable for ship steering gear, rotating tower, robot rotary joint and wind turbine, etc. It is the most widely used bearing in working conditions where high bearing precision is required.

QIBR - 112.25.500 Slewing Bearing Characteristics

112.25.500 Slewing Bearing, saves space, simple maintenance, low production cost, easy to install. 112.25.500 Slewing Bearing, can simultaneously withstand a certain axial force, radial force and overturning moment, suitable for mechanical equipment that needs to support and transmit at the same time.

112.25.500 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 - 112.25.500 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 - 112.25.500 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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