Design and Performance Advantages
The design of the 23000 series bearings aims to address core challenges in heavy-duty machinery, with advantages primarily reflected in three aspects:
Excellent Self-Aligning Capability: The spherical raceway of the outer ring shares a common center with the bearing. When shaft deflection occurs under load or there is minor installation misalignment, the bearing can automatically adjust to compensate for errors, ensuring smooth operation. This feature enables it to accommodate angular deviations caused by installation inaccuracies or shaft deformation
.High Load Capacity: The double-row symmetrically arranged barrel-shaped rollers enable the bearing to withstand heavy radial loads and impact loads. Simultaneously, it can handle bidirectional axial loads to a certain extent, making it highly suitable for applications involving heavy loads or vibrating operating environments
.Diverse Internal Configurations: This series offers various internal designs to adapt to different needs. For example, E-type bearings significantly increase the dynamic load rating through measures such as elongated rollers
. Users can also select different cage materials (e.g., brass, steel, or nylon) and options like lubrication grooves (W33) based on speed, load, and lubrication conditions.| Anfrage | Bearing Designation | Dimension（mm） | Basic load ratings (kN) | Speed ratings(rpm) | Weight | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | rs min | Cr | Cor | Grease | Oil | (Kg) | ||
| 轴承类型 | 双列调心滚子轴承 | |||||||||
| 主要载荷 | 径向载荷 (主要)，并能承受任一方向的轴向载荷 | |||||||||
| 核心特点 | 自调心性能 (允许约 1° - 2.5° 的轴不对中 | |||||||||
| 内径范围 (d) | 约 100mm - 650mm (具体型号范围，如23020内径100mm，23092内径460mm | |||||||||
| 保持架类型 | 黄铜机加工架 (CA, MB型)、冲压钢板架 (CC型)、尼龙架等 | |||||||||
| 内部游隙 | 提供 C2, C0 (CN), C3, C4, C5 等选项 | |||||||||
| 孔型选项 | 圆柱形直孔 或 圆锥孔 (锥度1:12或1:30，代号 K) | |||||||||
| 密封与润滑 | 开式 (无密封) 或配备润滑槽/孔 (代号 W33) | |||||||||
| 典型应用 | 矿山机械、造纸机械、减速装置、振动筛、冶金设备、风机、重型设备等 | |||||||||
