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滾動軸承的配合——軸孔公差帶及其與軸承的配合

2014-10-03 14:35 作者:管理員17 來源:未知 瀏覽: 字號:

摘要:4滾動軸承的配合 滾動軸承內圈與軸的配合采用基孔制,外圈與外 殼孔的配合采用基軸制。與一般的圓柱面配合不同, 由于軸承內外徑的上偏差均為零,故在配合種類相同 的條件下,內圈與軸頸的配合較緊,外圈與外殼孔的 配合較松。 滾動軸承的配合種類和公差等級

4滾動軸承的配合
    滾動軸承內圈與軸的配合采用基孔制,外圈與外
殼孔的配合采用基軸制。與一般的圓柱面配合不同,
由于軸承內外徑的上偏差均為零,故在配合種類相同
的條件下,內圈與軸頸的配合較緊,外圈與外殼孔的
配合較松。
    滾動軸承的配合種類和公差等級應根據軸承的類
型、精度、尺寸以及載荷的大小、方向和性質確定。
4.1軸孔公差帶及其與軸承的配合
    軸承與軸和外殼配合的常用公差帶見圖14.4-7
和圖14.4-8.
通用軸承的常用公差帶關節軸承的常用公差帶

(責任編輯:laugh521521)
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