VLI 20 0944 N

VLI 20 0944 N · Внешний вид изделия

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VLI 20 0944 N · Технический чертёж

Бренд
QIBR
Alternative brand
INA
Rolling element type
Ball
Measurement system
Metric
Weight
67.5 kg
Outer diameter
1048 mm
Inner diameter
840 mm
Total width
56 mm
External hole circle diameter
1020 mm
Internal hole circle diameter
905 mm
Number of mounting holes of the inner ring
22
Number of mounting holes of the outer ring
16
Hole diameter at outer ring
18 mm
Hole diameter at inner ring
M12 mm
Outer diameter of inner ring
942.5 mm
Inner diameter of outer ring
945.5 mm
Width of outer ring
47.5 mm
Width of inner ring
44.5 mm
Gear type
Internal gear
Module
8 mm
Number of teeth
107
Gear P.C.D
856 mm
Normal permissible tooth forces
31.4 kN
Max. permissible tooth forces
46.7 kN
Basic static load rating (axial)
670 kN
Basic dynamic load rating (axial)
231 kN
Basic static load rating (radial)
250 kN
Basic dynamic load rating (radial)
151 kN
Temperature
-20 ℃ to +100 ℃
Bearing type
Four-point contact slewing bearing with flange
Ring material
42CrMo or 50Mn
Sealing material
NBR
Seal type
Closed type
Ball material
AISI 52100

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Описание

The light series 20 four-point contact ball slewing bearing with internal gear teeth, selectable internal clearance (mema clearance), sealed configuration, and a lubrication nipple on the circumference of the ring without teeth is optimized for reliability and ease of maintenance. This design allows for precise gear engagement, making it suitable for applications where controlled movement and load distribution are critical, such as in construction machinery and industrial equipment. The sealed design ensures protection against contaminants and extInInner diameter (di)ner diameter (di)ends the bearing's service life in challenging environments. The lubrication nipple provides convenient access for regular maintenance, ensuring consistent performance over time. Overall, this configuration combines durability, operational flexibility, and ease of maintenance, making it ideal for demanding applications in various sectors.

QIBR - VLI 20 0944 N Slewing Bearing Advantages and Applications

VLI 20 0944 N Slewing Bearing, strong multi-directional load-bearing capacity, high rigidity, Inner diameter is 840 mm,Outer diameter is 1048 mm,Weight is 67.5 kg, suitable for missile launchers, tanks, robots and revolving restaurants, etc., and is the most widely used bearing in working conditions with high load requirements.

QIBR - VLI 20 0944 N Slewing Bearing Characteristics

VLI 20 0944 N Slewing Bearing, simple structure, easy installation. VLI 20 0944 N Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with easy maintenance.

VLI 20 0944 N 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 - VLI 20 0944 N 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 - VLI 20 0944 N 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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