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ISO 12240 的本部分规定了推力关节轴承的尺寸和公差。 规定的公差值适用于任何涂层或电镀之前的成品推力关节轴承。 推力关节轴承不需要符合所示的设计,但需要符合规定的尺寸和公差。 注:用于机身应用的推力关节轴承不属于 ISO 12240 的本部分范围。
| 术语 | |
|---|---|
| 轴套高度 | Shaft washer height |
| 座套高度 | Housing washer height |
| 外径 | Outside diameter |
| 座套内径 | Bore diameter of housing washer |
| 内径 | Bore diameter |
| 轴套外径 | Outside diameter of shaft washer |
| 轴套平面背直径 | Diameter of plain back face of shaft washer |
| 球径 | Sphere diameter |
| 最小倒角尺寸 | Smallest single chamfer dimension, inner ring |
| 球径中心至轴套背面距离 | Distance between sphere diameter centre and shaft washer back face |
| 轴承高度 | Bearing height |
| 平均外径变动量 | Variation of mean outside diameter |
| 平均内径变动量 | Variation of mean bore diameter |
| 单径向平面外径变动量 | Variation of outside diameter in a single radial plane |
| 单径向平面内径变动量 | Variation of bore diameter in a single radial plane |
| 单个轴套高度偏差 | Deviation of a single shaft washer height |
| 单个座套高度偏差 | Deviation of a single housing washer height |
| 单平面平均外径偏差 | Deviation of mean outside diameter in a single plane |
| 单平面平均内径偏差 | Deviation of mean bore diameter in a single plane |
| 实际轴承高度偏差 | Deviation of the actual bearing height |
| 测量仪器 未提及 | 用于测量推力球面轴承尺寸和公差的仪器,如千分尺、测径仪等。 |
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页面更新时间: 2026-06-13 14:09