June 10, 2020
geared slewing rings

How to choose geared slewing rings

Geared slewing ring include external tooth and internal tooth four-point contact ball bearings, double-row ball bearings, crossed cylindrical roller bearings, and three-row cylindrical roller bearings When […]
April 9, 2020

What are the types of slewing bearing

Rotary bearing, also known as slewing bearing, is a large bearing which can bear large axial load, radial load and overturning moment at the same time. […]
March 27, 2020

Selection of slewing bearing for construction machinery

Slewing bearing is an important force transmission component required by a cutting mechanism that two mechanical components rotate in a relative circle and bear axial force […]
March 19, 2020

Fault analysis of slewing bearing

The slewing mechanism is one of the five working mechanisms of the tower crane, and the slewing support is an important part of the slewing mechanism. […]
March 12, 2020

FH slewing bearing catalogue

Slewing bearings can be divided into many different types according to their different structural forms, such as four point contact ball slewing bearing ,single row cross […]
March 11, 2020

What is a slewing gear

Introduction of slewing gear parameters. Name and Code Basic parameters Base circle (db, rb): Involute circle Addendum circle (d/ra): A circle connecting the tooth tips of […]
March 4, 2020

What is a crossed roller bearing

Among the crossed roller bearings, cylindrical rollers are arranged perpendicular to each other through spacers on a V-shaped groove rolling surface at 90 degree, so the […]
March 4, 2020

How does a slewing drive work

Slewing drive device is one new type slewing bearing product, usually is also called slewing bearing, commonly composed of worm, slewing bearing, housing, motor and other […]
March 2, 2020

How does a slewing bearing work

Slewing bearing is one support composition loads which is developed step by step during the end of 1940s (axial loads, radial loads and titling moment) large […]