冷精锻锥齿轮齿形模
申请公布号:CN201211551Y
申请号:CN200820040325.2
申请日期:2008.07.14
申请公布日期:2009.03.25
发明人:葛珍小
分类号:B21K1/30(2006.01)I;B21J13/02(2006.01)I
主分类号:B21K1/30(2006.01)I
地址:225516江苏省姜堰市华港镇岳古路1号
摘要:本实用新型公开了一种冷精锻锥齿轮齿形模,它包括下模芯、锥齿形模腔和圆通孔。所述下模芯为圆盘状,上下端面相互平行,中部垂直的圆通孔与之上的锥齿形模腔相连通。所述下模芯朝上端面为平板状,锥齿形模腔以下模芯上端面为平面基准向下内凹。本实用新型中锥齿形模腔全部内凹在下模内,整体结构强度高,受力均匀,避免发生因断齿造成模具损坏事故发生,模具使用寿命长。
主权项:1、一种冷精锻锥齿轮齿形模,它包括下模芯(1)、锥齿形模腔(2)和圆通孔(3);所述下模芯(1)为圆盘状,上下端面相互平行,中部垂直的圆通孔(3)与之上的锥齿形模腔(2)相连通;其特征在于:所述下模芯(1)朝上端面为平板状,锥齿形模腔(2)以下模芯(1)上端面为平面基准向下内凹。
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