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V帶傳動

2014-09-11 11:45 作者:管理員11 來源:未知 瀏覽: 字號:

摘要:V帶傳動 V帶和帶輪有兩種寬度制,即基準寬度制和有效 寬度制。 基準寬度制是以基準線的位置和基準寬度bd(圖 6.1-1a)來定義帶輪的楷型和尺寸,當V帶的節面與 帶輪的基準直徑重合時,帶輪的墓準寬度即為V帶節 面在輪槽內相應位里的槽寬,用以表示輪摘輪截面的

V帶傳動
    V帶和帶輪有兩種寬度制,即基準寬度制和有效
寬度制。
    基準寬度制是以基準線的位置和基準寬度bd(圖
6.1-1a)來定義帶輪的楷型和尺寸,當V帶的節面與
帶輪的基準直徑重合時,帶輪的墓準寬度即為V帶節
面在輪槽內相應位里的槽寬,用以表示輪摘輪截面的
特征值。它不受公差影響,是帶輪與帶標準化的基本
尺寸。
    有效寬度制規定輪格兩側邊的最外端寬度為有效
寬度bc(圖6.1-lb)。該尺寸不受公差影響,在輪槽
有效寬度處的直徑是有效直徑。
V帶的兩種寬度制
    由于尺寸制的不同,帶的長度分別以基準長度和
有效長度來表示;鶞书L度是在規定的張緊力下,V
帶位于側量帶輪基準直徑處的周長;有效長度則是在
規定的張緊力下,位于側量帶輪有效直徑處的周
長。
    普通V帶是用基準寬度制,窄V帶則由于尺寸
制的不同,有兩種尺寸系列。在設計計算時,基本原
理和計算公式是相同的,尺寸則有差別。
(責任編輯:laugh521521)
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