CN2161451Y - 内装修用玻璃陶瓷钻头 - Google Patents

内装修用玻璃陶瓷钻头 Download PDF

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Publication number
CN2161451Y
CN2161451Y CN 93238055 CN93238055U CN2161451Y CN 2161451 Y CN2161451 Y CN 2161451Y CN 93238055 CN93238055 CN 93238055 CN 93238055 U CN93238055 U CN 93238055U CN 2161451 Y CN2161451 Y CN 2161451Y
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drill
drill bit
ceramics
glass
model
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Expired - Fee Related
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CN 93238055
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English (en)
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陈德才
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  • Drilling Tools (AREA)

Abstract

本实用新型公开了一种内装修用玻璃陶瓷钻头, 由钻头头部和钻柄构成。其钻头头部为硬质合金圆 弧锥状,钻柄为带螺旋沟槽的钢体。该钻头硬度高, 定心好,可很好地适用于玻璃陶瓷钻孔,而且进钻时 不必退钻排渣,提高了工效和使用寿命。

Description

本实用新型涉及一种机械工具,尤其钻头。
现有的硬质合金冲击钻,由于钻孔时不易定心,易打滑和钻碎瓷砖,而且硬度低(HRA89),刀头几何形状不合适,无法钻玻璃,因而不能作为内装修的玻璃陶瓷钻头;现有用于加工玻璃陶瓷 的钻头,其刀头为圆弧锥状,钻柄为直柄,虽能有很好定心,对陶瓷或玻璃钻出很好的孔,但因为直柄钻孔时不易排除屑末,钻进时需多次退钻以排除屑末影响工效。
本实用新型的目的是设计一种高硬度、定心好,又能在进钻时顺利排渣的内装修用玻璃陶瓷钻头。
本实用新型的目的是这样实现的:由钻头头部和钻柄构成,钻头头部为硬质合金圆弧锥状,钻柄为带螺旋沟槽的钢体。
下面结合附图和实施例,对本实用新型的结构进一步加以说明。
图1,为硬质合金冲击钻的结构示意图。
图2,为玻璃陶瓷钻的结构示意图。
图3,为本实用新型的结构示意图。
参见图3,本实用新型是由钻头头部(1)和钻柄(3)构成,钻头头部为硬质合金圆弧锥状,钻柄(3)为带螺旋沟槽(2)的钢体。
从上所述和图3所示可以看出,本实用新型具有以下两点突出效果:
1、选择玻璃陶瓷钻的高硬度(HRA93.5-96.5),以及定心好而钻进稳定性好的钻头头部几何形状。因而可钻玻璃、陶瓷。
2、改变了现有玻璃陶瓷直柄形状,而选择了冲击钻的螺旋沟槽柄部形状,从而使排渣顺利,钻孔时不必多次退钻排渣提高了工效及钻头使用寿命。

Claims (1)

1、一种内装修用玻璃陶瓷钻头,由钻头头部(1)和钻柄(3)构成,其特征在于所说的钻头头部(1)为硬质合金圆弧锥状,钻柄(3)为带螺旋沟槽(2)的钢体。
CN 93238055 1993-01-14 1993-01-14 内装修用玻璃陶瓷钻头 Expired - Fee Related CN2161451Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93238055 CN2161451Y (zh) 1993-01-14 1993-01-14 内装修用玻璃陶瓷钻头

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 93238055 CN2161451Y (zh) 1993-01-14 1993-01-14 内装修用玻璃陶瓷钻头

Publications (1)

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CN2161451Y true CN2161451Y (zh) 1994-04-13

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CN 93238055 Expired - Fee Related CN2161451Y (zh) 1993-01-14 1993-01-14 内装修用玻璃陶瓷钻头

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CN (1) CN2161451Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105437376A (zh) * 2014-09-25 2016-03-30 倪伟华 一种玻璃钻孔机钻头

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105437376A (zh) * 2014-09-25 2016-03-30 倪伟华 一种玻璃钻孔机钻头

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