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发明名称
复合式微型钻头
摘要
一种复合式微型钻头,包含有:一粉末冶金钻柄件一端轴向设置一含有开口之嵌合孔,于嵌合孔周缘轴向设有嵌合部;一粉末冶金钻身件外周缘设有切刃与出屑槽,以连接一端之钻尖,于粉末冶金钻身件之另一端轴向延伸一嵌合杆,于嵌合杆周缘轴向设有嵌合部,以对应配合粉末冶金钻柄件之嵌合孔及其嵌合部;藉由粉末冶金钻身件之嵌合杆轴向插置固结于粉末冶金钻柄件之嵌合孔内,以及彼此嵌合部构成径向卡制固结,能够增进嵌合结构抗扭力,并且提高固结夹持力,更适合自动化制造加工,降低生产成本。
申请公布号
TWM369806
申请公布日期
2009.12.01
申请号
TW098213032
申请日期
2009.07.17
申请人
锺淼芳
发明人
锺淼芳
分类号
B23B51/00
主分类号
B23B51/00
代理机构
代理人
主权项
一种复合式微型钻头,包含有:一粉末冶金钻柄件,其一端轴向设置一含有开口之嵌合孔,于嵌合孔周缘轴向设有嵌合部;一粉末冶金钻身件,其外周缘设有切刃与出屑槽,以连接一端之钻尖,于粉末冶金钻身件之另一端轴向延伸一嵌合杆,于嵌合杆周缘轴向设有嵌合部,以对应配合粉末冶金钻柄件之嵌合孔及其嵌合部;藉由粉末冶金钻身件之嵌合杆轴向插置固结于粉末冶金钻柄件之嵌合孔内,以及彼此嵌合部构成径向卡制固结。
地址
桃园县芦竹乡南崁路1段207之2号
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