推制工艺对推制弯头几何形状的影响

邵靖利. 推制工艺对推制弯头几何形状的影响[J]. 金属加工（热加工）, 2007, (6): 78-80,83.

引用本文:

邵靖利. 推制工艺对推制弯头几何形状的影响[J]. 金属加工（热加工）, 2007, (6): 78-80,83.

Analysis on forming of geometry shape of elbow with hustling process[J]. MW Metal Forming, 2007, (6): 78-80,83.

Citation:

Analysis on forming of geometry shape of elbow with hustling process[J]. MW Metal Forming, 2007, (6): 78-80,83.

Analysis on forming of geometry shape of elbow with hustling process

摘要: 本文研究了弯头推制工艺对弯头几何形状的影响.通过对坯料、芯棒、温度和推进速度对弯头曲率半径、截面不圆度和壁厚影响的研究,得出结论:D/Dp(弯头截面直径/坯料外径)=1.33～1.40;b/a(芯棒椭圆截面长轴/芯棒椭圆截面短轴)=1.06～1.10;WB36材质加热温度最高点=880～900℃,A335P22材质加热温度最高点=900～920℃;推进速度≤1000δ/2D(δ-弯头壁厚,D-弯头截面直径).

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