How to effective is the four-point contact ball slewing bearing used on excavators

Excavators are one of the essential mechanical equipment in engineering construction, capable of completing excavation, loading, and handling operations.As a type of excavator bearing, the application effect of four-point contact ball slewing bearings has also attracted much attention.

The application of four-point contact ball slewing bearings in excavators not only improves the performance and service life of excavators, but also has a positive impact on the design of excavators.Traditional excavator bearings use a three-point contact ball design, which has certain limitations in withstanding axial and radial loads.The emergence of four-point contact ball slewing bearings has broken this limitation, making the design of excavators more flexible and diverse.

Characteristics of four-point contact ball slewing bearing

Firstly, the high load-bearing capacity of four-point contact ball slewing bearings makes the structure of excavators more compact and lightweight.The traditional three-point contact ball design requires larger bearing housings and shaft diameters to withstand loads, which makes the structure of excavators more bulky and inconvenient for handling and operation.The high load-bearing capacity of four-point contact ball slewing bearings can achieve the same or higher load-bearing capacity in a smaller space, making the structure of excavators more compact and portable.

Secondly, the high precision and high rigidity of the four-point contact ball slewing bearing make the movement of the excavator more flexible and stable.The traditional three-point contact ball design is prone to sway and vibration during movement, which not only affects the accuracy and stability of the excavator, but also easily leads to bearing wear and failure.The high precision and high rigidity of the four-point contact ball slewing bearing can effectively reduce this sway and vibration, thereby improving the accuracy and stability of the excavator and extending the service life of the bearing.

How effective is the four-point contact ball slewing bearing used on excavators?

The four-point contact ball slewing bearing is a bearing that can simultaneously withstand axial and radial loads, and has the advantages of high precision, high rigidity, and high load capacity.Its application in excavator bearings can effectively improve the performance and life of excavators, as shown below:

1. Improve carrying capacity

The four-point contact ball slewing bearing has high load-bearing capacity and can withstand the huge loads generated during excavation operations.This makes the excavator more stable during operation and reduces the occurrence of malfunctions due to excessive loads.

2. Improve the accuracy of operation

The high precision and high rigidity of the four-point contact ball slewing bearing make the movement of the excavator more precise, thus improving the accuracy of excavation operations.This helps to improve the overall quality of engineering construction and reduce errors caused by inaccurate excavation.

3. Increase the service life

The four-point contact ball slewing bearing has high wear resistance and fatigue resistance, which can ensure long-term high-intensity operation of excavators.This extends the service life of excavators, reducing the frequency of bearing replacement and maintenance costs.

4. Improve work efficiency

Due to the high performance and reliability of the four-point contact ball slewing bearing, excavators are more stable, precise, and efficient in excavation operations.This helps to improve the efficiency of engineering construction and shorten the operation time and cycle.

Application of Four-point contact ball slewing bearings

The application of four-point contact ball slewing bearings in excavators has significant effects, which can improve the performance and service life of excavators, while ensuring the overall quality and efficiency of engineering construction.In future engineering construction, four-point contact ball slewing bearings will be more widely used.

Finally, the wear resistance and fatigue resistance of the four-point contact ball slewing bearing enables the excavator to work more durably.The traditional three-point contact ball design is prone to fatigue and wear during prolonged high-intensity operations, which not only affects the service life of the excavator, but also increases maintenance costs.The wear resistance and fatigue resistance of the four-point contact ball slewing bearing can effectively extend the service life of the excavator, reduce the frequency of bearing replacement, and reduce maintenance costs.

In summary, the application of four-point contact ball slewing bearings in excavators has had a positive impact on the design of excavators.It has made the structure of excavators more compact and lightweight, and the motion more flexible and stable, while also improving the accuracy, stability, and service life of excavators.In future engineering construction, four-point contact ball slewing bearings will be more widely used, and will also promote the continuous development and progress of excavator design.

Supplier of LTZC four-point contact ball slewing bearing

LTZC Bearing is a professional slewing bearing manufacture with following main Products. Slewing Bearing, Large Size Non-standard Precision Bearing, Ladle Turret Slewing Bearing Shield machine bearing series, Rolling Mill Bearing.

LTZC REARING was founded in 1992. It is a national high-tech enterprise specializing in the manufacture of large and oversize bearings and slewing bearing/slewing ring.National Science an technology small and Medium-sized Enterprises, and established the High load Bearing Engineering Research Center of Luoyang.

The main products of LTZC BEARING are slewing bearing, non-standard precision bearing, rolling mill bearing, unit assembly related to bearing, Oversize Precision Rail. The product processing range is outer diameter: 200 mm - middle 10000 mm.