The single-row four-point contact ball slewing ring consists of two seat rings, compact structure, light weight, four-point contact between the steel ball and the arc raceway, and can bear axial force, radial force and tilting moment at the same time. Construction machinery such as rotary conveyors, welding manipulators, small and medium-sized cranes and excavators can be selected.
1. n1 is the number of lubricating oil holes. Oil cup M10×1 JB/T7940.1~ JB/T7940.
2. According to the application, the user can specify the position of the oil hole
3. n-φ can be changed to threaded hole, thread diameter M, thread depth 2M
4. The circumferential force of the gear in the table is the maximum circumferential force, and the rated circumferential force is 1/2.
5. "k" is the top cut coefficient.
6. The specifications in this catalog are standard products, and the inner and outer diameters are all free tolerances. If the main engine and the slewing ring have matching requirements, please indicate the matching size and accuracy in the contract or contract attachments (such as technical agreements).
7. Listed in the table are our company's regular products, if you have other special requirements, please contact our company.
the inside diameter of
Number of teeth
The annual production capacity is 30,000 sets of slewing bearings with a track center distance of 200-4000mm, and non-standard customized services are provided according to customer requirements.
The intrusion of dust and impurities in mechanical operations is inevitable. As a bearing used in lar…
Compared with ordinary bearings, slewing bearings have the same working principle, basically the same…