• 2016-05-12 05:36:00

Hydraulic excavators generally use single-row four-point contact ball internal tooth slewing bearings. When the excavator is working, the slewing bearing bears complex loads such as axial force, radial force and overturning moment, and its reasonable maintenance is very important. The maintenance of the slewing bearing mainly includes the lubrication an...

• 2016-04-06 08:40:00

Slewing bearings are divided into internal gears and external gears and no gear, which are usually processed by gear hobbing machines or gear shaping machines.The advantages of external gear slewing bearing: the processing of the external gear is more convenient, the limited space of the slewing bearing can be used to the maximum, fault diagnosis, gear ...

• 2016-02-11 07:49:00

Slewing ring structure shapes from Ø200 to Ø5000 mm should be handled with special care when transporting due to the variable outer diameter. During transportation, loading and unloading, the large slewing bearing is provided with special drilling holes for clamping bolts, and the slewing bearing is fixed for transportation. During transportation and st...

• 2016-01-07 09:54:00

Slewing ring bearings for packaging machines usually have large diameters and thin sections. This requires strict process control.Qualified packaging machine slewing bearing has the following characteristics:1. Low and constant rotational torque2. Can meet the requirements of high-speed operation3. Light weight4 Controlled axial and radial runout5. Buil...

• 2015-12-17 07:43:00

Concrete pump truck is a rising star. It combines concrete conveying and pouring process, saving cranes and ensuring the quality of concrete. With the concrete conveying truck, it realizes a fully mechanized conveying process and improves transportation efficiency....