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发明名称
一种塑管成型模芯
摘要
一种塑管成型模芯,其特征是所述模芯为空心管状结构,管状模芯的出模端头为负压腔,在负压腔的侧壁上开设有气流通孔。本实用新型可有效地提高成型塑管内侧壁的光滑程度、精确其内径尺寸。并使某些特殊管材的生产成为可能。
申请公布号
CN2483172Y
申请公布日期
2002.03.27
申请号
CN01244461.8
申请日期
2001.06.21
申请人
唐美洁
发明人
唐美洁
分类号
B29C47/20
主分类号
B29C47/20
代理机构
代理人
主权项
1、一种塑管成型模芯,其特征是所述模芯(1)为空心管状结构,所述管状模芯(1)的出模端头(4)为负压腔(3),在所述负压腔(3)的侧壁上开设有气流通孔(2)。
地址
200030上海市徐汇区中山南二路999弄9号4A
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