| 摘要 |
High-speed pure rolling bearing. The bearing has main rolling bodies (3) arranged in a groove between an outer ring (1) and an inner ring (2). Secondary rolling bodies (4) are placed between two adjacent main rolling bodies. A middle part of the secondary rolling body is in linear contact with two adjacent main rolling bodies. Locating rings (5) are connected with two ends of the secondary rolling bodies, where the locating rings are not in contact with the outer ring and the inner ring completely. The section of the locating rings is rectangular pipe,an inner end of a rectangular pipe is provided with an opened slot (5-1). |
