NJ312E 60*130*31mm Cylinder Roller Bearing-manufacture,factory,supplier from China

Structural features: The roller inside the cross roller bearing is combined in a cross arrangement, which makes the bearing able to withstand both radial and axial loads. There is a certain gap between the inner and outer rings, which can make the bearing maintain high rigidity when it is subjected to high torque load, and also has good rotation accuracy and stability. The design of the seal ring and cage of the cross roller bearing is also very important, which can effectively prevent dust and foreign matter from entering the bearing interior and extend its service life.

The unidirectional thrust ball bearing comprises a shaft ring, a seat ring and a ball-cage assembly. It can be separated and the shaft ring, seat ring, ball-cage assembly can be installed separately. Unidirectional thrust ball bearings can withstand the axial load in a single direction and can be positioned in a single direction, but must not bear any radial load.The 51130 belongs to the single direction thrust ball bearings, also called ball thrust bearings or axial deep groove ball bearings. These bearings consist of a shaft ring, a housing ring and a ball and cage assembly.

The raceway with the inclination Angle enables the tapered roller bearing to bear the combined radial and axial loads. The greater the Angle between the outer raceway and the bearing center line, the greater the ability to withstand the axial and radial load ratio. The linear contact between the roller and the raceway makes the tapered roller bearing have a great load bearing capacity. This feature and the ability to withstand radial loads, axial loads and both combined loads make tapered roller bearings ideal for many applications.

Iko is a well-known company specializing in the production of various types of bearing products, and its tapered roller bearings are one of its product series. Tapered roller bearing is a common type of bearing, mainly used in mechanical transmission fields, such as automotive, aerospace, engineering machinery and other fields.Iko tapered roller bearings have the following characteristics: First, the structural design is reasonable, mainly composed of inner ring, outer ring, roller and cage.

Cross roller bearing is a special kind of rolling bearing, which is widely used in mechanical field. It is designed to meet large size equipment that needs to operate under the requirements of high load capacity, high rigidity and high rotational accuracy. The cross roller bearing is composed of inner and outer rings, rollers, sealing rings and cages, and its structural advantages are that it can withstand both radial and axial loads, with high torque rigidity and running accuracy. The following will introduce the characteristics and applications of cross roller bearings in detail.

Iko tapered roller bearings have high load bearing capacity and wear resistance. Because of the conical roller design, the bearing can share the load evenly when bearing heavy loads, and the bearing capacity is effectively improved. At the same time, the use of high-quality materials and advanced manufacturing technology to ensure the bearing's wear resistance and extend the service life.Iko tapered roller bearings have high rotation accuracy and running stability.

1.Needle roller bearings for stamping outer rings. There are two kinds of bearings: perforated type and sealed type. The needle roller bearing has no inner ring, and the needle roller directly contacts the surface of the shaft, so the processing accuracy and heat treatment hardness of the shaft should be the same as that of the bearing inner ring.2. Solid ring needle roller bearings solid ring needle roller bearings, commonly used solid ring needle roller bearings are NA type and RNA type.3. Roller needle bearing4. Needle roller and cage assembly.

Applications: Cross roller bearings are widely used in many fields, including machine tools, engineering machinery, medical equipment, food packaging machinery, etc. On machine tools, cross roller bearings are often used to support the spindle and the turntable to ensure the high-speed and high-load operation of the equipment.

High Rigidity Type Crossed Roller Bearing V has a solid one-piece construction for both inner and outer rings. Therefore, high accuracy and high rigidity are achieved, and mounting errors can be minimized. As separators are incorporated between the cylindrical rollers for smooth rotation, these bearings are suitable for applications where rotation speed is comparatively high.

Conical roller bearing is a common mechanical transmission element, mainly used to carry axial and radial loads and can achieve rotation and swing motion. It is mainly composed of an inner ring, an outer ring, a roller and a cage, with large carrying capacity, low friction, suitable for high-speed rotation and high accuracy requirements, so it is widely used in construction machinery, automotive, aerospace, mining machinery, metallurgical equipment and other fields.

The advantages of UBC tapered roller bearings include large bearing capacity, high rotation accuracy, wear resistance, smooth operation and so on. The inner ring and outer ring can adjust the axial position by adjusting the bearing clearance, so that it is more convenient in the installation and use process.

A double-row tapered roller bearing is a common bearing type that consists of two tapered rollers mounted on an inner ring and an outer ring. It can withstand large radial and axial loads and is able to maintain high accuracy and stiffness while rotating at high speeds.Double row tapered roller bearings are designed so that the inner and outer rings can be adjusted separately to achieve axial and radial preloading.

Tapered roller bearings are a type of bearing widely used in industrial fields. In the industry, tapered roller bearings are mainly used in machinery and automobiles, such as pharmaceutical equipment, hydraulic machinery, machine tools, automotive differentials, etc. These mechanical equipment are used in a mix of dynamic and static loads, there are different friction factors in the environment.

The working principle of Koyo tapered roller bearings is to use the rolling body to roll between the inner and outer rings, thereby reducing the contact area and reducing friction resistance. When the external radial or axial load is applied, the roller will bear the load between the inner and outer rings to achieve the function of supporting and transferring the load of the bearing. Rollers are designed so that they can equally share load when rotating, reduce local stress and extend service life.

Tapered roller bearings are separate bearings. Both the inner and outer rings of the bearing have tapered raceways. This type of bearing is divided into single, double and four-row tapered roller bearings according to the number of rollers installed. Single-row tapered roller bearings can support radial loads and axial loads in one direction.The type code of tapered roller bearings is 30,000, and tapered roller bearings are separable bearings.

The main features of rotary support bearings include high bearing capacity, fast speed, small friction, wear resistance, simple structure, easy installation and so on. It can withstand large axial and radial loads, while having high rigidity and accuracy, suitable for high-speed rotation and precision positioning requirements. Different types of rotary support bearings have differences in structural form and working principle, such as four-point contact ball type, two-way thrust ball type, cross roller type, tapered roller type and so on.

The deep groove ball bearing with dust cover and sealing ring has been filled with appropriate grease during assembly, and should not be heated or cleaned before installation. No further lubrication is required during use, and the operating temperature is between -30 ° C and +120 ° C.NSK deep groove ball bearings generally consist of two bearing rings with complete raceways. The rolling element is mounted between the rings and rolled on the raceway. The rolling parts can be balls, cylindrical rollers, needle rollers, tapered rollers, or barrel rollers.

Product Description:Can manufacture mechanical shell, frame and other structural components.

Hub bearing unit is developed on the basis of standard angular contact ball bearings and tapered roller bearings, it will be two sets of bearings as one, with good assembly performance, can be omitted clearance adjustment, light weight, compact structure, large load capacity, for sealing bearings can be loaded in advance grease, omit the external hub seal and free from maintenance and other advantages, has been widely used in cars, There is also a trend of gradual expansion of applications in heavy-duty vehicles.

NACHI bearing deep groove ball bearings with dust cover and deep groove ball bearings with sealing rings have been filled with appropriate grease during assembly, should not be heated or cleaned before installation, do not need to lubricated during use, adapt to the operating temperature between -30℃ and +120℃.Deep groove ball bearing is the most representative rolling bearing, widely used. Suitable for high and even extremely high speed operation, and very durable, no frequent maintenance.

In order to ensure the performance and service life of rotary support bearings, it is necessary to pay attention to the following points: correct selection of suitable bearing models and specifications, reasonable design and arrangement of bearing bearings and lubrication systems, regular inspection and maintenance of bearings, timely replacement of severely worn parts, to avoid overload and overspeed operation, to prevent dust and dirt intrusion into the bearing interior.

Product Description:5052 aluminum alloy sheet/sheet is used for some non-critical structural components of the car body, such as the door inner plate, the engine hood inner plate, etc.

Product Description:Corrugated galvanized metal plate has a unique corrugated structure, the common corrugated shapes include V, U, trapezoid and so on.

Outer spherical bearing with seat is a high-precision component product composed of greased sealed deep groove ball bearings and bearing seats of various shapes.