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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 | Внутренний диаметр (d) | Наружный диаметр (D) | Диаметр дорожки качения (dm) | Вес | Тип шестерни |
---|---|---|---|---|---|---|---|
1 |
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RKS.21 0411 | 304 mm | 505 mm | 411 mm | 32 kg | External gear |
2 |
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RKS.21 0541 | 434 mm | 640 mm | 541 mm | 44 kg | External gear |
3 |
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RKS.21 0641 | 534 mm | 742 mm | 641 mm | 52 | External gear |
4 |
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RKS.21 0741 | 634 mm | 840 mm | 741 mm | 60 kg | External gear |
5 |
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RKS.21 0841 | 773 mm | 950 mm | 841 mm | 68 kg | External gear |
6 |
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RKS.21 0941 | 834 mm | 1046 mm | 941 mm | 76 kg | External gear |
7 |
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RKS.21 1091 | 984 mm | 1198 mm | 1091 mm | 86 kg | External gear |
Features and advantages of QIBR four-point contact ball slewing bearing RKS 21 series
QIBR four-point contact ball slewing bearing RKS 21 series has several significant features and advantages, playing a key role in various fields, mainly reflected in the following aspects:
1. Efficient transmission capability of QIBR four-point contact ball slewing bearing RKS 21 series
The design of external teeth of QIBR four-point contact ball slewing bearings RKS 21 series allows direct connection to gear drive systems for efficient power transmission. This eliminates additional transmission components such as chains or belts, reducing mechanical wear and maintenance requirements.
2.QIBR four-point contact ball slew bearing RKS 21 series has good stability and long life
3.QIBR four-point contact ball slew bearing RKS 21 series reduces overall equipment weight
The lightweight design of the QIBR four-point contact ball slew bearing RKS 21 series helps reduce the weight of the entire equipment and facilitates movement and installation. Lighter bearings can reduce the load on the drive system, thereby reducing energy consumption and improving system efficiency, especially in applications with high-speed operation or frequent starts.
4. QIBR four-point contact ball slew bearing RKS 21 series offers customized services
QIBR four-point contact ball slew bearing RKS 21 series can provide customized services and can design bearings according to specific needs to meet the special requirements and operating conditions of different industries.
The performance improvements and solutions of QIBR four-point contact ball slewing bearing RKS 21 series
1. Improve bearing material performance
In order to improve the corrosion resistance, the outer and inner ring surfaces of QIBR four-point contact ball slewing bearing RKS 21 series are made of stainless steel or treated with special coatings (such as galvanizing, etc.), thereby extending the service life and reducing the maintenance frequency.
2. Improve bearing rotation accuracy
QIBR four-point contact ball slewing bearing RKS 21 series is produced using advanced processing equipment and processes, such as machining centers and precision heat treatment, to improve the geometric accuracy of the inner and outer rings, reduce machining errors, and thus improve the rotation accuracy and stability of the bearing.
3. Reduce the need for bearing maintenance and replacement
QIBR four-point contact ball slewing bearing RKS 21 series is designed with seals and lubricating oil holes. The seals can prevent contaminants from entering the bearing and reduce grease leakage; the lubricating holes are convenient for filling grease, which extends the service life and reduces the cost of maintenance and replacement.
4. Personalized design
For different occasions, the QIBR four-point contact ball slewing bearing RKS 21 series can provide personalized size solutions to meet special applications. This not only enriches the bearing standards, but also provides effective guidance for manufacturers to meet the personalized needs of users.
In short, by optimizing materials, manufacturing accuracy, personalized design and other measures, the performance of the QIBR four-point contact ball slewing bearing RKS 21 series can be significantly improved to meet the increasingly demanding application requirements.
Main application areas of QIBR four-point contact ball slewing bearing RKS 21 series
Photovoltaic tracking system
In the solar photovoltaic tracking system, QIBR four-point contact ball slewing bearing RKS 21 series is used to support the rotating mechanism of photovoltaic panels or mirrors, so that they can automatically adjust the angle according to the trajectory of the sun. QIBR four-point contact ball slewing bearing RKS 21 series can bear the weight of photovoltaic panels while ensuring precise movement and high efficiency of the system.
Amusement facilities
QIBR four-point contact ball slewing bearing RKS 21 series is used on carousels to ensure its safe and stable operation.
Radar system
QIBR four-point contact ball slewing bearing RKS 21 series is used in the rotating part of the radar antenna to ensure accurate monitoring and tracking.