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Стандарт
GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN/VDEh,DIN/VDEh
Внутренний диаметр
120mm-8000mm
Наружный диаметр
280mm-8000mm
Вес
20kg-8000kg
Structures
Outer Ring, Inner Ring, Spacer, Rolling element, Seal
Бренд
QIBR/OEM/Neutral
Упаковка
Standard Export Package
Материал
42CrMo, 50Mn, or Stainless Steel
Применения
Hoisting machinery, construction machinery, material handling machinery, mining machinery, metallurgical machinery, medical instruments,ships and warships, radar,wind turbine

NO. | Product | Product Number | Тип шестерни | Наружный Диаметр (Da) | Вес | Внутренний диаметр (di) |
---|---|---|---|---|---|---|
1 |
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VLU 20 0414 | No Gear | 518 mm | 23.5 kg | 304 mm |
2 |
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VLU 20 0544 | No Gear | 648 mm | 31 kg | 434 mm |
3 |
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VLU 20 0644 | No Gear | 748 mm | 36.5 kg | 534 mm |
4 |
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VLU 20 0744 | No Gear | 848 mm | 42.5 kg | 634 mm |
5 |
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VLU 20 0844 | No Gear | 948 mm | 48 kg | 734 mm |
6 |
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VLU 20 0944 | No Gear | 1048 mm | 54 kg | 834 mm |
7 |
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VLU 20 1094 | No Gear | 1198 mm | 62.5 kg | 984 mm |
Features and advantages of QIBR four-point contact ball slewing bearings VLU 20 series
QIBR four-point contact ball slewing bearings VLU 20 series has several significant features and benefits, which play an essential role in various areas, mainly in the following aspects:
1. Low friction of QIBR four-point contact ball slewing bearing VLU 20 series
Due to the four contact points between the raceway and the steel balls, the contact area is small, resulting in low friction. This helps improve mechanical efficiency and reduce energy consumption.
2. QIBR four-point contact ball slewing bearings VLU 20 series reduce the overall weight of the equipment
The QIBR VLU 20 Series four-point contact ball slewing bearings boast a lightweight design, reducing equipment weight for effortless mobility and installation. These bearings cut energy consumption and boost efficiency by lessening the drive system's load, making them ideal for high-speed or frequent-start applications.
3. Easy maintenance of QIBR four-point contact ball slewing bearing VLU 20 series
The flange design facilitates the installation and removal of the bearing, making it easier to inspect and replace during equipment maintenance.
Performance improvements and solutions of QIBR four-point contact ball slewing bearings VLU 20 series
1. Improvement of bearing material properties
QIBR four-point contact ball slewing bearings VLU 20 series can be used with high-temperature seals and other materials, improving their bearing corrosion resistance and service life in demanding applications.
2. Improvement of bearing rotational accuracy
QIBR four-point contact ball slewing bearings VLU 20 series are manufactured with state-of-the-art processing equipment and techniques, including precision heat treatment and advanced machining centers. These processes significantly improve the geometric accuracy of the inner and outer rings, reduce machining errors, and improve the rotational accuracy and stability of the bearings.
3. Reduce bearing maintenance and replacement needs
The QIBR VLU 20 series four-point contact ball slewing bearings feature an innovative design with seals and lubrication holes. The seals protect against contaminants and prevent grease loss, while the lubrication holes simplify maintenance. This results in an extended lifespan and significantly reduced costs for maintenance and replacement.
4. Customized design
For different circumstances, the QIBR four-point contact ball slewing bearings VLU 20 series can be tailored with individual dimensional solutions to meet special applications. This design not only enriches the standard of bearings but also demonstrates our commitment to providing practical guidance for manufacturers to meet the individual needs of users, making them feel catered to and valued.
In summary, by optimizing materials, manufacturing accuracy, designing individually, and other measures, QIBR four-point contact ball slewing ring bearings VLU 20 series performance can be significantly improved to meet the increasingly demanding application needs.
Primary application fields for QIBR VLU 20 series four-point contact ball slewing bearings
Machine tools
The QIBR four-point contact ball slewing bearing VLU 20 series can simultaneously withstand significant radial and axial loads and overturning moments. It provides stable support and high-speed performance in CNC machine tool spindles and turntables.
Amusement rides
The QIBR four-point contact ball slewing bearing VLU 20 series is used in carousel rides, ensuring safe and stable operation.
Radar system
The QIBR VLU 20 series four-point contact ball slewing bearings are utilized in the rotating components of radar antennas, ensuring precise monitoring and reliable tracking.