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鈑金加工中的滾動(dòng)剪切方法介紹

發(fā)布日期:2019-12-19 15:14:29 作者:admin 點(diǎn)擊:1374


翻滾剪切方法是一對翻滾方向相反的圓盤(pán)剪刃對板料進(jìn)行剪切,按圓盤(pán)配備可分為直配備、斜直配備和斜配備三種方法。直配備在鈑金加工中適用于把板料切割成條或將方形坯料切割成圓坯料,斜直配備適用于剪切圓形坯料或圓內孔,斜配備則適用于剪切任意曲線(xiàn)歸納的坯料。

1.斜配備剪切板料。斜配備剪切在曲線(xiàn)歸納板料剪切中應用**廣,剪切板料前先將上、下滾刀斜置設備,并將上、下滾刀的夾角設置為25度。然后根據板料厚度調整轉速和滾蛋刀空地。

2.直配備剪切板料。選用直配備剪切板料先將上、下滾詞訟直中心線(xiàn)對中設備,且上下剪刃的空地一般取0.05-0.5mm,或將上下滾刀設置成略有堆疊情況,使堆疊高度h一般僅有0.2-0.3倍的剪板厚度。

3.斜配備剪切標準精度。選用圓盤(pán)滾剪曲線(xiàn)歸納時(shí),毛坯的曲率半徑有必定約束,其*小曲率半徑與剪刃直徑、半料厚度有關(guān),而且圓盤(pán)滾剪直線(xiàn)條料時(shí),其*小寬度差錯也有約束。


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健杰機械 鈑金加工


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