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預壓力、剛性跟壽命的關係曲線

1. 背景

客戶在使用TPI軸承前大多希望先評估是否可以滿足期望剛性及壽命要求,而這部分TPI撰寫了軸承應用分析程式用來評估是否可滿足客戶要求。

Fig.1 組裝預壓力與主軸軸向剛性之關係曲線圖

2. TPI軸承分析程式

藉由輸入軸承規格、軸承配列、使用轉速、組裝條件來計算剛性及壽命等參數,計算後的圖表如Fig.1Fig.2所示。客戶可由前述之關係曲線圖來評估是否適度調整預壓讓主軸達到期望剛性及壽命。

Fig.2 組裝預壓、運轉下預壓及軸承壽命之曲線圖