SD.916.20.00.B

SD.916.20.00.B · Внешний вид изделия

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SD.916.20.00.B · Технический чертёж

Бренд
QIBR
Alternative brand
ATB
Rolling element type
Ball
Measurement system
Metric
Weight
60 kg
Outer diameter
916 mm
Inner diameter
772 mm
Total width
56 mm
External hole circle diameter
890 mm
Internal hole circle diameter
798 mm
Raceway diameter
844 mm
Number of holes
40
Bolt hole diameter
14 mm
Outer diameter of inner ring
842.5 mm
Inner diameter of outer ring
845.5 mm
Width of outer ring
44.5 mm
Width of inner ring
44.5 mm
Gear type
No gear
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
Ball material
AISI 52100

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Описание

Medium size single row four-point contact ball slewing bearings are indeed capable of operating at circumferential speeds up to 4 m/s. These types of bearings are designed to support axial, radial, and moment loads simultaneously while allowing rotational movement. The maximum operating speed depends on various factors including bearing size, design, lubrication, and application conditions. For medium size single row four-point contact ball slewing bearings, 4 m/s is within the typical operational range. It's important to ensure proper lubrication and maintenance to achieve optimal performance and longevity at these speeds. Additionally, specific application requirements and environmental conditions should always be considered when selecting and operating slewing bearings to ensure safe and efficient performance.

QIBR - SD.916.20.00.B Slewing Bearing Advantages and Applications

SD.916.20.00.B Slewing Bearing, with strong static load capacity and low friction coefficient, Inner diameter is 772 mm,Outer diameter is 916 mm,Weight is 60 kg, suitable for astronomical observation instruments, wire cutting machines, overweight transport machinery and high-precision machine tools, etc., and is the most widely used bearing in working conditions that need to withstand heavy loads.

QIBR - SD.916.20.00.B Slewing Bearing Characteristics

SD.916.20.00.B Slewing Bearing, easy maintenance, low cost, easy installation. SD.916.20.00.B Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with high load-bearing capacity requirements.

SD.916.20.00.B 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 - SD.916.20.00.B 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 - SD.916.20.00.B 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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