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帶螺紋的緊固件的表示法

2014-05-20 11:59 作者:admin 來源:未知 瀏覽: 字號:

摘要:2.10常用件(螺紋緊固件、齒輪、彈簧、滾動軸承、動密封圈)表示法 (GB/T4459.1-1995、GB/T 4459.2-2003、GB/T 4459.4-2003、GB/T 4459.7-1998,GB/T 4459. 6-1996) 2.10.1帶螺紋的緊固件的表示法(GB/T4459. 1-1995,GB/T 1237-2000) (1)裝配圖中帶螺紋的緊固件

2.10常用件(螺紋緊固件、齒輪、彈簧、滾動軸承、動密封圈)表示法
(GB/T4459.1-1995、GB/T 4459.2-2003、GB/T 4459.4-2003、GB/T 4459.7-1998,GB/T 4459. 6-1996)
2.10.1帶螺紋的緊固件的表示法(GB/T4459. 1-1995,GB/T 1237-2000)
(1)裝配圖中帶螺紋的緊固件表示法
    1)在裝配圖中,當剖切平面通過螺桿的軸線時,
對于螺柱、螺栓、螺釘、螺母、墊圈等均按未剖切繪制。
螺紋緊固件的工藝結構,如倒角、退刀槽、縮頸、凸肩等
均可省略不畫。
    2)在裝配圖中,不穿通的螺紋孔可不畫出鉆孔
深度,僅按有效螺紋部分的深度(不包括螺尾)畫出。
    裝配圖中帶螺紋緊固件畫法見表3.1-65.
    裝配圖中螺栓、螺釘頭部及螺母的簡化畫法見表3.1-66.
螺紋緊固件畫法見表
裝配圖中螺栓、螺釘頭部及螺母的簡化畫法
緊固件的完整標記
緊固件標記示例
緊固件標記示例續表

(責任編輯:laugh521521)
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