Slewing Bearing Applications

Apr 11, 2018

Construction Machinery

Slewing bearings are widely used. Construction machinery is the most widely used place for the initial application of turntable bearings, such as earthmoving machinery, excavators, dismantling machines, stackers and reclaimers, graders, rollers, boring machines, rock drilling machines, and roadheaders. Others are:

Concrete machinery: concrete pump trucks, one concrete concrete mixing and distribution machine, and belt distribution machine;

Feeding machinery: disc feeder, sand mixer;

Lifting appliances: wheeled cranes, crawler cranes, portal cranes, tower cranes, forklift cranes, cranes, gantry cranes, and ship cranes;

Ground handling machinery: Impact reverse circulation rigs, rotary rigs, impact rotary rigs, rotary boring rigs, reverse circulatory rotary drilling rigs, positive cycle slewing rigs, long spiral engineering rigs, diving engineering rigs, static pressure pile drivers, pile drivers ;

Engineering ship: dredger;

Special vehicles: bridge inspection vehicles, fire engines, window cleaners, flat beam carriers, aerial platforms, and self-propelled aerial platforms;

Light Industry Machinery; Beverage Machinery, Blowing Machines, Packaging Machinery, Filling Machines, Rotary Bottle Machines, Injection Molding Machines.

Various equipment platforms

In addition to a variety of construction machinery, the application range of the slewing bearing has been gradually expanded, and similar equipment platforms such as port equipment, metallurgical equipment, and drilling platforms have started to widely use slewing bearings instead of the original bearings.

New energy equipment: wind power equipment, solar power equipment;

Metallurgical equipment: metallurgical cranes, ladle turrets, grabs, mud guns, oxygen blowing devices;

Play equipment: Ferris wheel;

Airport equipment: airport fuel dispensers;

Military equipment: radar, tanks, etc.;

Robots: palletizing robots, welding robots, robots;

Medical Equipment: Gamma Knife;

Environmental protection equipment: scraper;

Parking facilities: Tower garage;

Drilling platform equipment, kitchen equipment, CNC equipment (wire cutting machine, quenching machine), special plane.


Rotary bearing use:

1. Trailer: This type of bearing is used in many occasions, the most important of which are used in the transportation industry, agricultural trailers, irrigation systems and airport luggage racks. For applications on vehicles, transmit axial bearing loads, radial loads and torque. In other applications, they mostly transmit axial loads. LZK specializes in manufacturing rotary slewing bearings for trailers.

2. Wind power: Wind turbine bearings usually include yaw bearings, pitch bearings, drive system bearings (spindle and gearbox bearings). LZK provides customers with yaw bearings and pitch bearings. The yaw bearing is installed at the connecting part of the tower and the cabin, and the pitch bearing is installed at the connection part of the root of each blade and the hub. Each wind turbine uses a set of yaw bearings and three sets of pitch bearings.

3. Solar energy: Rotating solar panels is a good way to increase energy. Due to its very compact design, LZK bearings supply Europe's largest solar farm.

4.Medical Devices: LZK Bearings developed a series of high-precision, low-noise, high-life, high-reliability medical device spindle rotary slewing bearings, has been widely used in gamma knife, CT machine, nuclear magnetic resonance machines and other large medical devices.

5. Robots: Industrial robots and other equipment. LZK slewing bearings are mounted on the joints of robots. This structure can achieve incredibly high tight rotational movements.


The role of the slewing bearing

Its function is to connect the upper part and the lower part of the machine together, and at the same time to support the weight of the upper part and the load generated when the machine works, and to rotate the upper part of the machine with respect to the lower part (or the lower part rotates with respect to the work).


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