Double-row cylindrical roller bearing

Double-row cylindrical roller bearings are a commonly used type of bearing that have two raceways and two rows of cylindrical rollers. This type of bearing is typically used to withstand large radial loads and some axial loads, and is therefore widely used in many industrial applications. This article will provide a detailed introduction and analysis of the structure, characteristics, applications, and advantages of double-row cylindrical roller bearings.

Double-row cylindrical roller bearings are composed of inner and outer rings, cylindrical rollers, cages, and seals. The inner and outer rings are the main structural components of the bearing, forming two raceways between them in which the cylindrical rollers roll. The function of the cage is to maintain a certain spacing between the cylindrical rollers to reduce friction and wear. The seals are used to prevent leakage of lubricant inside the bearing and entry of foreign matter from the outside.

Features of double row cylindrical roller bearings

1. Large load-bearing capacity: Double-row cylindrical roller bearings have a large radial load-bearing capacity and can withstand large axial loads, making them suitable for various heavy machinery and equipment.

High rotation accuracy: Due to the precise shape and dimensions of cylindrical rollers, double-row cylindrical roller bearings have high rotation accuracy, ensuring the stability and precision of mechanical equipment.

3. Wear resistance: The cylindrical rollers of double-row cylindrical roller bearings roll in the raceway, resulting in less wear and longer service life.

4. Convenient maintenance: The structure of double-row cylindrical roller bearings is simple, making it easy to maintain and replace. At the same time, due to the difficulty of leaking internal lubricating oil, it is not necessary to add lubricating oil frequently.

High reliability: The double-row cylindrical roller bearing has a simple and compact structure, which ensures high reliability and stable operation of mechanical equipment.

Long life: Due to the rolling of cylindrical rollers in the raceway of double-row cylindrical roller bearings, the wear is small and the service life is long, which can reduce the maintenance cost of mechanical equipment.

7. Strong adaptability: Double-row cylindrical roller bearings are suitable for various working conditions such as temperature, humidity, and speed, and have strong adaptability.

8. Cost-effective: Compared to other types of bearings, double-row cylindrical roller bearings are more affordable, and their long service life and low maintenance costs also make them more cost-effective.

Application of double-row cylindrical roller bearings

Double-row cylindrical roller bearings are widely used in various industrial fields, such as metallurgy, mining, chemical industry, wind power, etc. In these fields, mechanical equipment needs to withstand high loads and high rotational speeds, and double-row cylindrical roller bearings are the ideal choice to meet these needs.

For example, in the field of metallurgy, the rolling mill is one of the important production equipment, and the rolling mill roller bearing is one of the important components in the rolling mill. Due to the large radial and axial loads that the rolling mill roller needs to bear, a bearing with high load capacity is required. Due to its high load capacity, high rotational accuracy, wear resistance, and convenient maintenance characteristics, double-row cylindrical roller bearings have become an ideal choice for rolling mill roller bearings.

In order to ensure the performance of cylindrical roller bearings in applications, it is crucial to choose the appropriate bearing model and specifications. When selecting bearings, it is necessary to consider parameters such as the working environment, load size and direction, speed, and life expectancy of the bearing. At the same time, proper installation and maintenance are also important factors in ensuring the long-term stable operation of cylindrical roller bearings.

When installing cylindrical roller bearings, it is necessary to follow specific installation instructions. Ensure the cleanliness of the bearing housing and shaft neck, and avoid scratching the bearing surface with hard objects. After installation, run a test to ensure that the bearing runs smoothly and without abnormal noise. In terms of maintenance, regular inspection of the appearance and lubrication condition of the bearing is essential. Keeping the bearing clean and injecting an appropriate amount of lubricating grease can effectively extend the service life of the bearing.

In order to better adapt to different application requirements, cylindrical roller bearings are also constantly developing and improving. New types of cylindrical roller bearings use optimized design rollers and cages, which can improve load capacity and rotational accuracy. At the same time, advanced materials and technological methods, such as ceramic rolling elements and metal ceramic cages, are used to further improve the performance and service life of cylindrical roller bearings.

Double-row cylindrical roller bearings supplier

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

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

LZTC precision Double-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 Double-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.