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V帶傳動設計中應注意的問題

2014-09-11 19:50 作者:管理員11 來源:未知 瀏覽: 字號:

摘要:V帶傳動設計中應注意的問題 1) V帶通常都是做成無端環帶,為便于安裝、 調整軸間距和預緊力,要求軸承的位置能夠移.動。軸 間距的調整范圍見表6.1-12。 2)多根V帶傳動時,為避免各根V帶的載荷分 布不均,帶的配組公差應滿足表6. 1-7、表6.1-9,表 6.1-10的規定

V帶傳動設計中應注意的問題
    1) V帶通常都是做成無端環帶,為便于安裝、
調整軸間距和預緊力,要求軸承的位置能夠移.動。軸
間距的調整范圍見表6.1-12。
    2)多根V帶傳動時,為避免各根V帶的載荷分
布不均,帶的配組公差應滿足表6. 1-7、表6.1-9,表
6.1-10的規定。若更換帶必須全部同時更換。
    3)傳動裝置中,各帶輪軸線應相互平行,帶輪
對應輪槽的對稱平面應重合,其公差不得超過±20'
(見圖6.1-8 )。
帶輪裝置安裝的公差
    4)帶傳動的張緊方法見表6.1-137,采用張緊輪
的帶傳動,可增大小輪包角,有利于保持帶的張緊力,
但會增加帶的曲撓次數,使帶的壽命縮短。
(責任編輯:laugh521521)
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