Gearbox tilting pad bearings

Gearbox tilting pad bearings

Bearing bore diameter range:30-450mm

Speed range:5000rpm-56000rpm

Maximum linear speed:120m/s

Average pressure:2.6Mpa

Pads base material:42CrMo or Cu-Cr

Bearing with fix thrust or tilting pad thrust

Pad number:4-pad,5-pad

Pivot offset:0.5,0.55,0.6

Different design style

With RTD,lower temperature rise,lower vibration

Pads with line pivot or spherical pivot

Design for high speed gearbox with 2-axial,3-axial,4-axial,5-axial,6-axial

Babbitt (Tegostar 738) meets Europe REACH requirements

E-mail : [email protected]

Gearbox tilting pad bearings Details

Tilting pad bearings can provide ideal dynamic characteristics, such as stiffness ,damping, which in order to ensure the stability of machinery rotor system .Through adopts advanced professional production line ,high precision fixture tools and new testing equipments, effectively guarantee the accuracy of product size precision and shape tolerance, so that bearing has stability and reliability of static and dynamic characteristics.This bearing speed from 3000rpm-70000rpm,linear speed up to 130m/s.The tilting pad radial bearings have 4-pads for shaft size 20-500mm,5-pad for shaft size 20-500mm.Pad pressure less 3Mpa.

For larger shaft sizes it is usually necessary to consider improved forms of pad pivot design to ensure high stiffness combined with ability to tilt and align;Standard pads are steel backed(42CrMo,)lined with tin based white metal (babbitt) to specification ISO SnSb8Cu4. If designed tilting pad temperature over 90degree C,the pads material have to be Cu-Cr alloy to decrease temperature.Our bearings can make replacement of Waukesha bearings,Kingsbury bearings,Atlas bearings,IHI bearings,MAN turbine bearings,GE turbine bearings,Siemens turbine bearings.

Application: compressors,high speed gearboxes,gas turbines,steam turbines,high speed pumps,turbo expander,high speed motor.etc.

About Us

Zhejiang BHS Journal Bearing Co., Ltd. is a professional Gearbox tilting pad bearings Manufacturers and Gearbox tilting pad bearings factory, has been focusing on slide bearing’s design, manufacture, experiment and fault diagnosis for many years, BHS has become an excellent supplier of solutions for sliding bearing systems in China.

The company has more than 50sets of precision CNC machining center, Babbitt alloy casting equipment, Babbitt alloy sprayer, heat treatment, and other equipment. The annual production capacity of 26,000 sets of slide bearings. Through continuous technological research, the company has the ability to manufacture various types of slide bearings.

Our company approved by ISO:9001-2015, ISO:14001-2015, ISO:45001-20018, Standardization Safty production Certificate, National High-Tech Enterprise certificate, Provincial High-Tech Enterprise certificate, Military supplier certificate and variety of patents 30 kinds.

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Industry Knowledge Expansion

Adjustability of tilt pad bearings helps reduce vibration and noise in transmission operation?

The adjustability of the tilt pad bearing enables it to adapt to different working conditions and load changes and maintain stable operating conditions. This stability not only helps reduce vibration and noise during gearbox operation, but also improves transmission efficiency and reduces energy loss.
The tilting pad bearing is a specially designed bearing that is adjustable and can be adjusted according to different working conditions and load changes to maintain stable operating conditions. By adjusting the inclination of the tiles and the gaps between the tiles, the working state of the bearing can be controlled to adapt to different working requirements.
In fields such as construction machinery, tilt pad bearings are widely used in various transmission devices, such as gearboxes. The gearbox is an important part of the vehicle's power transmission, and its operating stability has an important impact on the performance and comfort of the entire vehicle. Traditional fixed pad bearings are prone to vibration and noise due to load changes during operation, reducing transmission efficiency and increasing energy loss.
The adjustability of the tilting tile bearing allows it to automatically adjust the inclination angle and clearance of the tile according to load changes, so that it always maintains a stable working condition. Through this adjustability, tilt pad bearings can reduce vibration and noise during transmission, improve transmission efficiency, and reduce energy loss.
Specifically, when the transmission load is large, the tilting pad bearing will automatically adjust the tilt angle of the pad so that it can bear a greater load and maintain stable operation. When the transmission load is small, the tilting pad bearing will automatically adjust the gap between the pads to reduce movement resistance and improve transmission efficiency.
Through this adjustability, tilt pad bearings can adapt to different working conditions and load changes and maintain stable operating conditions. This stability not only helps reduce vibration and noise during transmission operation and improves overall comfort, but also improves transmission efficiency and reduces energy loss.
The adjustability of tilt pad bearings makes them an ideal bearing choice, able to adapt to different operating conditions and load changes while maintaining stable operation. This stability not only helps reduce vibration and noise and improve comfort, but also improves transmission efficiency and reduces energy loss, thereby improving overall performance and reliability.

Can coating the surface of the gearbox tilt pad bearing improve the wear resistance and lubricity of the bearing?

Coating the surface of the gearbox tilt pad bearing can significantly reduce the friction coefficient and improve the wear resistance and lubricity of the bearing by coating with polytetrafluoroethylene and other coatings. These coating technologies are widely used in the automotive industry to improve transmission performance and longevity.
The friction coefficient refers to the ratio of friction force to positive pressure when two objects move relative to each other. Reducing the coefficient of friction in the transmission tilt pad bearings is critical to system performance. A high coefficient of friction can lead to energy loss, increased noise, and possibly even bearing damage. Coatings such as PTFE can significantly reduce the coefficient of friction, thereby reducing energy loss, lowering noise levels, and extending bearing life.
Applying coatings such as PTFE can also significantly improve the wear resistance of bearings. The gearbox tilt pad bearings are prone to wear due to long-term use and high-speed friction, thereby reducing the reliability and operating life of the system. Coating treatment can form a uniform protective layer to reduce the contact between the bearing surface and the friction surface, thereby reducing the degree of wear and improving wear resistance.
Coatings such as PTFE can also improve bearing lubricity. Excellent lubricity is crucial to the normal operation of bearings. By applying a coating, a lubricating film is formed between the bearing and other components, thereby reducing friction and wear. This lubricating film also acts as a shock absorber and noise reducer, further improving transmission performance and comfort.
Coating technologies such as PTFE coating have many advantages, but they also require some caveats. First of all, the preparation and coating process of the coating require professional equipment and technology to ensure the quality and uniformity of the coating. Secondly, the coating may reduce the thermal conductivity of the bearing, causing the temperature to rise too high, so heat dissipation design is required. In addition, the coating may also be affected by some special lubricants, so it is important to choose the appropriate lubricant.
Coating the surface of the gearbox tilt pad bearing, such as polytetrafluoroethylene and other coatings, can significantly reduce the friction coefficient and improve the wear resistance and lubricity of the bearing. The application of this technology can effectively improve the performance and reliability of the transmission and extend its service life.

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