Railway Axle Bearing T256045A-manufacture,factory,supplier from China

Railway Bearings play an important role in both passenger and goods transport.  They have to withstand heavy loads: they work at high speeds, under a great weight, are  Rolling bearings in railway gearboxes must withstand a wide variety of operating conditions and complex environmental influences. Not only are high static and, in particular, dynamic loads present in the form of vibrations and shocks, but the rolling bearings are also operated intermittently below the permissible minimum load.

Railway bearings play a key role in the railway transportation system, mainly in the following aspects:1. Bear and transfer loadsRailway bearings can withstand the axle load of the train, and ensure the stability of the track during the operation of the train by distributing the load pressure. They are able to accept loads of hundreds of tons on EMUs or locomotives and transfer them to the tracks, reducing wear on the tracks and other vehicles.2.

Railway bearing is an important component used to support and guide the rotation of railway vehicle axle, which bears the weight of the train and the force generated during operation, and can ensure the smooth operation of the train. Railway bearings play a vital role in railway transportation, and their quality and performance directly affect the safety and efficiency of trains. Railway bearing is an indispensable component in railway transportation, its structure is firm, reliable quality, wear-resistant and durable, to ensure the safety, stability and efficient operation of the train.

Railway Axle BearingsAxle bearings: tapered roller bearings, tapered roller bearing boxes, cylindrical roller bearings, spherical roller bearings. Railway axle bearings can be subjected to high shocks and loads. Mounting space is also limited, so in many cases compact, double-row bearings with high load ratings are used.Railway Axle Box BearingAxlebox bearings should have a large load carrying capacity, be able to resist shock vibration, and must have a high life expectancy, safety and reliability, smaller size and quality.

Spruce develops and supplies a wide range of axles, drive units and traction motor bearings for railway rolling stock. These bearings feature high performance, high reliability and long-term maintenance-free service to support railway companies in providing fast, safe and reliable transport.Axle bearings: tapered roller bearings, tapered roller bearing cartridge, cylindrical roller bearings, spherical roller bearings.Railway axle bearings are subjected to heavy impacts and loads.

In railway applications, bearings need to comply with several customer requirements. These include the need for reliability, extended maintenance intervals, space-saving design capabilities and more.We offer solutions for a wide range of wheelset designs for all kinds of railway rolling stock.

Features: Railway bearings have the characteristics of high bearing capacity, wear resistance, impact resistance, high temperature resistance, long life and so on.

Railway bearing is a kind of application in railway bearing, wheel bearing railway locomotive vehicle shaft systems with different application conditions with different structural design, locomotives, passenger car axle box, bearing through the axle box connected to the bogie, railway wagon axle box, bearing with bogie side frame connected by load-bearing saddle bearing wheel and impact load between the bogie frame, and more Corners is under the axial load of wheel bearing structure contains a cylindrical roller bearing, cylindrical roller bearing unit, taper roller bearing, tapered roller bea

Railway shaft double row tapered roller bearings have the following characteristics:High load bearing capacity: Double row tapered roller bearings are designed with two rows of rollers, so they can withstand large radial and axial loads.High temperature resistance: suitable for high-speed operation and high temperature environment, with good heat resistance.Strong aligning ability: can maintain good working performance when bearing installation is not accurate or axial displacement.Easy assembly and disassembly: double row tapered roller bearing structure is relatively simple, easy disassembly

Drive pinion: steeply angled tapered roller bearings, which reduce frictional moments and allow for increased rotational speeds.Hub Bearings – Rear Axle: Tapered roller bearings with an optimized internal design to limit edge loads caused by axle deflection and heavy loads.Hub bearing – front axle: Thin angular contact ball bearing improves rigidity in a narrow space.Gearboxes: High performance deep groove ball bearings TMB/TAB for increased service life or downsizing (downsizing) with the same service life as larger bearings.Final reduction planetary gears: There is a large selection of cage

Bearing unit includes1. Double row angular contact ball bearings, from automotive hub bearings series a high load capacity, high roll stiffness, double sealCorrosion protection machined bearing housing2. Threaded pin with positioning surface3. Lock washer4. There are high-performance three-lip box seals on both sides of the bearing to prevent pollution.

Single row angular contact ball bearings mainly used forundertaking combined load both from radius and axle andalso for pure axle load,rotator speed is high.Material of bearings is choosed on refining bearing steelGCr15 (100Cr6，SUJ2,S2100) and other type of bearingsteel,balls are adopting GCr15 (100Cr6，SUJ2,S2100) orceramic. The bearings are classified as 7000C (15°)70000AC(25°)、7000B (40) in accordance with theircontact angle,other bearings with different contact angular areavailable on request.New domestic modelsOld domestic modelInner diameter (mm)Outer diameter (mm)Width(mm)Cr(kN)Cor(kN)G

In industrial manufacturing and various mechanical equipment, rolling bearings with seats are widely used in heavy machinery, automobiles, aerospace, railway traffic and other fields. For example, in the automotive industry, rolling bearings with seats are used in engines, transmissions, steering systems and other components to support and transmit rotating forces.

In engineering applications, rotary support bearings play an important role. For example, in construction machinery, rotary support bearings are widely used in cranes, tower cranes, excavators and other equipment to support and rotate various arms, booms and rotating seats to ensure smooth operation and accurate positioning of equipment. In ships and port machinery, rotary support bearings are used to support various rotating devices to help ships navigate and cargo handling.

Structure: Railway bearings are generally composed of inner ring, outer ring, rolling body and cage and other components. The inner ring is directly connected to the shaft, the outer ring is installed on the wheel, and the rolling body is located between the inner and outer rings, which reduces friction through rolling and maintains the normal operation of the bearing.

Car hub bearings used to be the most used in pairs of single row tapered roller or ball bearings. With the development of technology, car wheel hub unit has been widely used. The use range and usage of wheel bearing units are growing, and it has now developed to the third generation:The first generation is composed of double row angular contact bearings.The second generation has a flange for fixing the bearing on the outer raceway, which can be simply inserted onto the axle and fixed with a nut.

Automobile hub bearing is one of the important parts of automobile, which plays the role of supporting wheel rotation and transmitting power. Below I will introduce the structure, function and characteristics of automotive hub bearings in detail.Structure: Automotive hub bearings are usually composed of several parts, such as an inner ring, an outer ring, a rolling element (such as a steel ball or roller), a cage and a seal. The inner ring is the part connected to the axle, and the outer ring is connected to the wheel.

These bearings are widely used in the rotating parts of industrial robots, machine tools, medical equipment, etc., which requirecompactness, high rigidity and high rotational accuracy. In addition, bearings made of stainless steel and those with inner and outer rings provided with mounting holes are also available on request. Please contact us.Crossed Roller Bearings are compact bearings with their rollers alternately crossed at right angles to each other between inner and outer rings.

(1),High-speed bearing: has the advantages of cold resistance, low mechanical elasticity, high pressure resistance, poor thermal conductivity, light weight, small friction coefficient, etc., can be used in 12000 RPM - 75,000 RPM high-speed spindle and other high-precision equipment;(2), High temperature bearing: the material itself has a high temperature resistance of 1200 ° C, and self-lubrication, the use of temperature between 100 ° C -800 ° C does not produce expansion caused by temperature difference.

There are several types of 7000C (∝=15°), 7000AC (∝=25°) and 7000B(∝=40°). The lock of the bearing is on the outer ring, generally the inner and outer rings can not be separated, and can withstand the combined radial and axial load as well as the axial load in one direction. The ability to bear axial load is determined by the contact Angle, and the contact Angle is large, the ability to bear axial load is high.

Thrust roller bearing is a type of bearing specially designed to bear axial loads, which consists of thrust rollers to provide good support and stability during high-speed rotation. Thrust roller bearings are usually used in parts of mechanical equipment that need to withstand high axial loads, such as gear boxes, turbines, centrifuges, etc.

This bearing adopts ceramic rolling element (ball or roller) made of Si3N4 material; It has excellent insulation performance, its capacitance is basically 40pf, and the insulation performance is better than that of coated bearings. At high temperature, the DC impedance can also reach the range of G ohms, and has good insulation performance. Ceramic rolling element has excellent wear resistance and low lubrication requirement. Especially suitable for high-speed, low friction, low temperature operation; It works well under dry friction conditions.

Founded in Meguro-ku, Tokyo, THK pioneered the development of linear motion systems in the world with creative ideas and unique technologies. THK linear bearings are now more and more widely used in electronics, food machinery, packaging machinery, medical machinery, printing machinery, textile machinery, machinery, instruments, robots, tool machinery, CNC machine tools, automobiles and other general or special machinery industries.Needle roller CAM guideThe needle roller CAM guide is a compact bearing with a high internal rigidity shaft and a built-in needle roller bearing.

Product Description:S350GD+Z Galvanized Steel Coils, featuring advanced zinc coating technology, provide superior corrosion protection and mechanical properties, making them ideal for demanding construction and manufacturing applications where durability and strength are paramount.Full cold galvanizing process:Chemical degreasing → hot water washing → water washing → electrolytic degreasing → water washing → acid washing → rust removal → water washing → electrogalvanizing process → water washing → passivation → hot water washing → drying → quality inspection → packaging and salesChemical Compo