ball slewing ring
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| Bearings Name | New Model | Old Model: | ID(mm) | OD(mm) | Width(mm) | Cr(kN) | Cor(kN) | Grease Lubrication Speed(r/min) | Oil Lubrication Speed(r/min) | Weight(kg) |
| Four point contact ball slewing bearings, 010.30.560.04 Slewing bearing | 010.30.560.04 | 010.30.560.04 | 458 | 662 | 80 | - | - | - | - | 94 |
| external gear swing ball bearing mini digger slew ring 020.30.1000 Slewing bearing | 020.30.1000 | - | 858 | 1142 | 124 | - | - | - | - | 300.000 |
| China Single row ball Slewing bearing, Double row ball Slewing bearing | 014.60.2000 | - | 1825 | 2178 | 144 | - | - | - | - | 1100.000 |
| Four-point Contact Ball Bearing for Amusement facilities, Slewing Bearings | 021.30.800 | - | 658 | 942 | 124 | - | - | - | - | 200.000 |
ball slewing ring, also known as a ball Slewing Bearing or ball slew bearing, is a type of rolling bearing commonly used in machinery to support axial, radial, and moment loads while enabling smooth rotation. It consists of an outer ring, an inner ring, a set of balls, and separators.
The outer ring of a ball slewing ring has a circular track with a groove where the balls roll. The inner ring, which is usually connected to the rotating structure, has a corresponding groove that interacts with the balls. The balls are positioned between the inner and outer rings and distribute the load evenly as the rings rotate.
Ball slewing rings offer several advantages:
1. Load Capacity: They can withstand high axial, radial, and moment loads, making them suitable for heavy-duty applications.
2. Rotation: Ball slewing rings provide smooth, low-friction rotation, allowing for precise positioning and controlled movement.
3. Compact Design: They have a relatively small cross-section compared to other types of slewing bearings, optimizing space within machinery or equipment.
4. Versatility: Ball slewing rings can be used in various industries and applications, including construction machinery, cranes, wind turbines, shipbuilding, and mining equipment.
5. Long Service Life: High-quality ball slewing rings are designed to have a long service life, even under demanding conditions.
It's worth noting that there are other types of slewing bearings available, such as roller slewing rings, which use cylindrical or tapered rollers instead of balls. The choice between ball and roller slewing rings depends on specific application requirements, load capacity, rotational speed, and other factors.
In summary, a ball slewing ring is a type of rolling bearing designed to support axial, radial, and moment loads while allowing for smooth rotation. Its load capacity, compact design, and versatility make it widely used in various industries.