ROD_DA

Features and advantages of QIBR three-row cylindrical roller slewing bearing ROD_DA series

QIBR three-row cylindrical roller slewing bearing ROD_DA series has many significant features and advantages, mainly reflected in the following aspects:

1.QIBR three-row cylindrical roller slewing bearing ROD_DA series has high load-bearing capacity

The design of QIBR three-row cylindrical roller slewing bearing ROD_DA series allows the bearing to carry radial and axial loads in multiple directions at the same time, and is suitable for occasions with heavy loads and impact loads.

2. QIBR three-row cylindrical roller slewing bearing ROD_DA series has good stability and long life

QIBR three-row cylindrical roller slewing bearing ROD_DA series uses three rows of rollers to bear the load. The bearing has higher working stability, improves the reliability of the equipment and extends the working life.

3.QIBR three-row cylindrical roller slewing bearing ROD_DA series has efficient transmission capability

The design of external teeth for QIBR three-row cylindrical roller slewing bearing ROD_DA series  allows direct connection with the gear drive system, thereby achieves efficient power transmission. This eliminates additional transmission components such as chains or belts, reducing mechanical wear and maintenance requirements.

4.QIBR three-row cylindrical roller slewing bearing ROD_DA series bears compound loads

The design of QIBR three-row cylindrical roller slewing bearing ROD_DA allows it to bear loads in multiple directions at the same time: radial load, axial load and overturning moment. It adapts to complex working environments and is especially suitable for equipment with large rotation and motion loads.

The performance improvement and solutions of QIBR three-row cylindrical roller slewing bearing ROD_DA series 

1. Improve material performance of the bearings 

QIBR three-row cylindrical roller slewing bearing ROD_DA series can adopts materials such as high-temperature resistant isolation blocks to improve the bearing capacity and service life of the bearings.

2. Improve rotation accuracy of the bearings

The production of QIBR three-row cylindrical roller slewing bearing ROD_DA series adopts 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 bearing's rotation accuracy and stability.

3. Reduce the need for bearing maintenance and replacement

QIBR three-row cylindrical roller slewing bearing ROD_DA 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 grease filling, which prolongs the service life and reduces the cost of maintenance and replacement.

4. Fatigue analysis

QIBR three-row cylindrical roller slewing bearing ROD_DA series adopts finite element analysis tools to simulate the performance of bearings under different working loads and environments, and optimizes the bearing's geometry, material distribution and load distribution through simulation. By performing fatigue life analysis on bearings, the impact of different design parameters on bearing life is evaluated, and the service life is extended by optimizing the design.

Main application areas of QIBR three-row cylindrical roller slewing bearing ROD_DA series

Building and construction

QIBR three-row cylindrical roller slewing bearing ROD_DA series is used for cranes, excavators and other construction equipment to provide stable rotation support.

Manufacturing

QIBR three-row cylindrical roller slewing bearing ROD_DA series is used to support heavy loads and high-precision rotational motion in production lines and mechanical equipment.

Energy and mining

QIBR three-row cylindrical roller slewing bearing ROD_DA series is used in wind turbines, solar tracking systems and mining machinery to withstand complex loads.

Engineering machinery

QIBR three-row cylindrical roller slewing bearing ROD_DA series is used in various engineering machinery, such as mining machinery, earth moving machinery, etc., to ensure the efficient operation of the equipment.