What is four-row cylindrical roller bearing

Four-row cylindrical roller bearing is a rolling bearing with four rows of cylindrical rollers, which is usually composed of inner ring, outer ring, spacer block and cylindrical rollers.This type of bearing is mainly used to withstand combined radial and axial loads, and has high radial and axial load capacity.

The inner and outer rings of the four-row cylindrical roller bearing are precision-machined and usually made of high-quality steel.The rollers of the cylindrical roller bearing are usually cylindrical in shape, with a length greater than the diameter, which allows them to better withstand radial and axial loads.In terms of the arrangement of the rollers, the four-row cylindrical roller bearing uses an equidistant arrangement, allowing each roller to bear the same load, improving the stability and reliability of the bearing.

The main application areas of four-row cylindrical roller bearings are industrial transmissions, petrochemical machinery, lifting and transportation machinery, agricultural machinery, and various precision machinery.In these application areas, four-row cylindrical roller bearings can withstand high loads and have high rotational speeds and long service lives.

Features of four-row cylindrical roller bearings

High load capacity: The four-row cylindrical roller bearing uses a four-row roller design, which can withstand greater radial and axial loads and has higher load capacity.This makes it perform well in situations where heavy and impact loads are encountered.

2. Rotational flexibility: Four-row cylindrical roller bearings have low friction coefficients and high rotational accuracy, enabling stable performance at high speeds.This makes it widely used in mechanical equipment requiring high rotational speeds.

3. Good stability: The four-row cylindrical roller bearing uses a four-row roller design, which can effectively distribute the pressure inside the bearing and improve the stability of the bearing.This helps reduce vibration and deformation of the bearing during operation, ensuring stable operation of the equipment.

4. Convenient installation and maintenance: The four-row cylindrical roller bearing structure is compact and easy to install and maintain.During installation, the clearance of the bearing can be adjusted by adjusting the distance between the bearing seat and the bearing cover, thus better adapting to different working conditions.Meanwhile, in the maintenance process, the bearing can be easily disassembled and replaced, reducing maintenance time and cost.

5. Wide range of applications: Four-row cylindrical roller bearings are suitable for various types of mechanical equipment, such as rolling mills, mining machinery, petrochemical machinery, etc. It can maintain stable performance in different working environments and provide reliable protection for the normal operation of the equipment.

Application of four-row cylindrical roller bearings

Four-row cylindrical roller bearings are a type of bearing widely used in industrial applications, with high load-carrying capacity and rotational accuracy.Their application areas include but are not limited to heavy industrial fields such as metallurgy, mining, cement, paper, and chemical industries, as well as mechanical manufacturing fields such as wind power, railway, and automotive.

First of all, let's take a look at the application of four-row cylindrical roller bearings in the metallurgical industry.In the metallurgical industry, various large-scale mechanical equipment needs to withstand extremely high loads and high temperature environments, so a bearing that can withstand high loads, high speeds, and high temperatures is needed.Due to its structural characteristics, four-row cylindrical roller bearings can meet these requirements.For example, in key equipment such as rolling mills and continuous casting machines, four-row cylindrical roller bearings are widely used to support rotating shafts to ensure stable operation of the equipment.

Secondly, the mining industry is also one of the important application areas of four-row cylindrical roller bearings.In mining machinery and equipment, bearings need to withstand huge shocks and vibrations, while also resisting harsh environmental conditions.Four-row cylindrical roller bearings are widely used in the transmission systems of mining equipment due to their strong impact resistance and stability.For example, in excavators, mine cars and other equipment, four-row cylindrical roller bearings are used to support the transmission shaft to ensure the reliability and stability of the equipment.

In addition, four-row cylindrical roller bearings are widely used in heavy industry sectors such as cement, paper and chemical industries.In these industries, various mechanical equipment needs to withstand high loads, high temperatures, corrosion and other harsh conditions, and four-row cylindrical roller bearings have become an important component of these equipment due to their excellent load-bearing capacity and durability.For example, in cement mills, paper machines and other equipment, four-row cylindrical roller bearings are used to support rotating shafts to ensure long-term stable operation of the equipment.

In addition to traditional industrial fields, four-row cylindrical roller bearings have also been widely used in emerging fields.For example, in the field of wind power generation, four-row cylindrical roller bearings are used to support the main shaft of wind turbines to ensure efficient conversion of wind energy into electricity.In the fields of railway and automobile manufacturing, four-row cylindrical roller bearings are used to support the gear shafts and crankshafts in the transmission system, improving the efficiency of mechanical transmission. 

Four-row cylindrical roller bearings supplier

LZTC four-row cylindrical roller bearing, providing a series of services such as research and development, design, production, and sales of  four-row cylindrical roller bearings products.

If you are looking for four-row cylindrical roller bearings, please contact us for the latest quotation.

LZTC precision four-row cylindrical roller bearing, providing a series of services such as research and development, design, production, and sales of precision slewing bearing products. If you are looking for precision four-point contact ball slewing bearing, please contact us for the latest quotation.

LTZC Bearing is a professional four-row cylindrical roller bearing manufacture with following main Products. Slewing Bearing, Large Size Non-standard Precision Bearing, Ladle Turret four-point contact ball Slewing Bearing Shield machine bearing series, Rolling Mill Bearing.