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勻速轉動機構-定傳動比轉動機構聯軸器與轉動導桿機構

2014-08-22 10:57 作者:管理員11 來源:未知 瀏覽: 字號:

摘要:聯軸器與轉動導桿機構 l)雙萬向聯軸器 單萬向聯軸器為不等速傳 動,瞬時傳動比是變化的,但圖11.2-16所示雙萬向 聯軸器可以實現等速傳動,其條件為:、 2)十字槽聯軸器圖11.2-17a所示十字摘聯軸 器由主動盤1、中間盤2和從動盤3組成。主動盤1 的凹槽帶動中間盤2

聯軸器與轉動導桿機構
    l)雙萬向聯軸器 單萬向聯軸器為不等速傳
動,瞬時傳動比是變化的,但圖11.2-16所示雙萬向
聯軸器可以實現等速傳動,其條件為:、
雙萬向聯軸器
   2)十字槽聯軸器圖11.2-17a所示十字摘聯軸
器由主動盤1、中間盤2和從動盤3組成。主動盤1
的凹槽帶動中間盤2右側的嵌入凸肩,中間盤2的左
側凹槽與右側凸肩相互垂直,左側凹槽驅動從動盤3
上的嵌人凸肩,使從動盤3作同向轉動。
    十字槽聯軸器常用于偏距e不太大,或兩軸線不
易重合的平行軸的連接傳動。圖b為機構簡圖。
    3)轉動導桿機構圖11.2-18所示轉動導桿機
構的主動桿1繞固定軸0:轉動.它的兩端以鉸鏈A、
B連接滑塊3、4,并帶動滑塊在從動盤2的垂直導槽
內滑動,同時驅動從動盤繞固定軸O2作同向勻速轉

十字槽聯軸器
傳動導桿機構
(責任編輯:laugh521521)
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