Technical requirements of manufacturing slewing bearing
2019-09-26 by hoogege
1. Confirms with the technical requirements of the implementation of JB / T 10839-2008 slewing ring standard;
2. Material quenching HB207-262;
3. Raceway quenching HRC55-62, hardened layer depth 3-4mm, no cracks;
4. The installation hole did not note chamfered ends are 1.0 * 45 °;
5. Gear accuracy 10GK GB10095-88, the amount of gear beating 0-0.45mm; (teeth quenching required otherwise)
6. The implementation of raceway structure ∅ 39.688G60 ball size;
7. Axial, radial clearance 0.08-0.25mm.