014.50.3550

014.50.3550 · Внешний вид изделия

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014.50.3550 · Технический чертёж

Бренд
QIBR
Rolling element type
Ball
Measurement system
Metric
Outer diameter
3776 mm
Inner diameter
3322 mm
Total width
174 mm
External hole circle diameter
3686 mm
Internal hole circle diameter
3414 mm
Number of holes
56
Diameter of through holes
45 mm
Bolt size
M42 mm
Depth
84 mm
Number of grease holes
8
Outer diameter of inner ring
3552 mm
Inner diameter of outer ring
3548 mm
Distance at top outer ring/inner ring
12 mm
Width of outer ring
162 mm
Gear type
Internal gear
Tooth width
150 mm
Module
22 mm
Number of teeth
147
Tip diameter
3220.8 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

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Описание

The internally toothed single-row four-point contact ball slewing bearing is specifically engineered for small and medium-sized construction machinery like cranes and excavators. Its design enables efficient load distribution and smooth rotation, ensuring reliable operation and durability. This bearing type supports precise movement and stability, essential for heavy-duty tasks in construction applications. Its compact yet robust construction enhances load-carrying capacity, making it well-suited to meet the dynamic demands of crane and excavator operations, thereby ensuring consistent performance and operational safety.

QIBR - 014.50.3550 Slewing Bearing Advantages and Applications

014.50.3550 Slewing Bearinghas high precision and strong vibration resistance. Inner diameter is 3322 mm,Outer diameter is 3776 mm,Total width is 174 mm. It is suitable for CNC machine tools, optical instruments, centrifuges, and industrial robots, etc. and is the most widely used bearing in working conditions that require stable operation.

QIBR - 014.50.3550 Slewing Bearing Characteristics

014.50.3550 Slewing Bearing, stable operation and long service life. 014.50.3550 Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment requiring high stability.

014.50.3550 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 - 014.50.3550 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 - 014.50.3550 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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