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水平型両吸遠心ポンプの軸方向許容相対変位量

2016-03-31View Original

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水平型両吸遠心ポンプのモーター側付近にNU322軸受を1つ、ポンプヘッド側では向かい合わせに7322BM軸受を2つ取り付けていますが、このポンプが静止状態にあるときの軸方向の許容相対変位量はいくらでしょうか?通常、ベアリングの遊びは軸径の千分の一ですが、上記のように3つのベアリングを取り付ける場合、遊びは0.11にすべきか、それとも0.33にすべきでしょうか?
Reply #22016-03-31
ベアリングの遊びはC3グレードで指定可能

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