Slewing bearing with three-row column combined structure
A slewing bearing, combined technology, applied in the direction of bearing elements, roller bearings, shafts and bearings, etc., can solve the problems of raceway edge crushing, high raceway contact stress, etc., to reduce the raceway contact stress and seal performance. High, avoid the crushing effect of the edge of the raceway
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Embodiment 1
[0024] This embodiment provides a specific structure of a three-row column combined structure slewing bearing, such as Figure 1-3 As shown, it includes an inner ring and an outer ring 5. The inner ring includes a first inner ring 1 and a second inner ring 13. The first inner ring 1 and the second inner ring 13 are superimposed on each other and fixedly connected by screws 2 to form an inner ring. 5 sets of outer rings are set outside the inner ring, and an O-ring 12 is embedded in the superimposed surface of the first inner ring 1 and the second inner ring 13;
[0025] A first rolling body 7 is provided between the outside of the first inner ring 1 and the inside of the outer ring 5, and the two ends of the first rolling body 7 are provided with a first axial fan-shaped cage 6, and the outside of the second inner ring 13 and the outer ring The second rolling body 11 and the third rolling body 3 are arranged between the inner sides of the 5, the two ends of the second rolling ...
Embodiment 2
[0034] This embodiment provides a specific structure of a three-row column combined structure slewing bearing, such as Figure 1-3 As shown, it includes an inner ring and an outer ring 5. The inner ring includes a first inner ring 1 and a second inner ring 13. The first inner ring 1 and the second inner ring 13 are superimposed on each other and fixedly connected by screws 2 to form an inner ring. 5 sets of outer rings are set outside the inner ring, and an O-ring 12 is embedded in the superimposed surface of the first inner ring 1 and the second inner ring 13;
[0035] A first rolling body 7 is provided between the outside of the first inner ring 1 and the inside of the outer ring 5, and the two ends of the first rolling body 7 are provided with a first axial fan-shaped cage 6, and the outside of the second inner ring 13 and the outer ring The second rolling body 11 and the third rolling body 3 are arranged between the inner sides of the 5, the two ends of the second rolling ...
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