JP4944577B2 - 出銑口開孔装置 - Google Patents
出銑口開孔装置 Download PDFInfo
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- JP4944577B2 JP4944577B2 JP2006307571A JP2006307571A JP4944577B2 JP 4944577 B2 JP4944577 B2 JP 4944577B2 JP 2006307571 A JP2006307571 A JP 2006307571A JP 2006307571 A JP2006307571 A JP 2006307571A JP 4944577 B2 JP4944577 B2 JP 4944577B2
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- 229910000805 Pig iron Inorganic materials 0.000 description 1
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Description
出銑口開孔ロッドとドリフターのシャンクロッドとは、スリーブを介して螺合され、上記シャンクロッドと上記スリーブは、ネジ山の傾斜角が35度、リード角が4〜9度未満である締まり雌雄螺旋により螺合し、上記開孔ロッドと上記スリーブは、ネジ山の傾斜角が45度、リード角が9〜15度である緩み雌雄螺旋により螺合しており、上記開孔ロッドと上記スリーブとの上記緩み雌雄螺旋が複数条螺旋であることを特徴とする出銑口開孔装置、
によって構成される。
図5に示すドリフター2のシャンクロッド3及びその先端に締まり雌雄螺旋6,6’によって装着したスリーブ5の先端部に上記開孔ロッド1の基端部を螺着する。
2 ドリフター
3 シャンクロッド
4,4’ 正逆送り雌雄螺旋
5 スリーブ
6,6’ 締付け雌雄螺旋
Claims (1)
- 出銑口開孔ロッドとドリフターのシャンクロッドとは、スリーブを介して螺合され、
上記シャンクロッドと上記スリーブは、ネジ山の傾斜角が35度、リード角が4〜9度未満である締まり雌雄螺旋により螺合し、
上記開孔ロッドと上記スリーブは、ネジ山の傾斜角が45度、リード角が9〜15度である緩み雌雄螺旋により螺合しており、
上記開孔ロッドと上記スリーブとの上記緩み雌雄螺旋が複数条螺旋であることを特徴とする出銑口開孔装置。
Priority Applications (1)
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JP2006307571A JP4944577B2 (ja) | 2006-11-14 | 2006-11-14 | 出銑口開孔装置 |
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JP2006307571A JP4944577B2 (ja) | 2006-11-14 | 2006-11-14 | 出銑口開孔装置 |
Publications (2)
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JP2008121080A JP2008121080A (ja) | 2008-05-29 |
JP4944577B2 true JP4944577B2 (ja) | 2012-06-06 |
Family
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JP2006307571A Active JP4944577B2 (ja) | 2006-11-14 | 2006-11-14 | 出銑口開孔装置 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5848865B2 (ja) * | 2010-01-22 | 2016-01-27 | 株式会社丸和技研 | 高炉の開孔装置 |
JP5380375B2 (ja) * | 2010-06-09 | 2014-01-08 | 新日鐵住金株式会社 | 高炉用開口装置における中空ロッド支持装置 |
KR101283994B1 (ko) | 2011-11-03 | 2013-07-09 | 주식회사 윈스코 | 고로의 압력공 관통장치 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50129401A (ja) * | 1974-03-31 | 1975-10-13 | ||
JPH1036905A (ja) * | 1996-07-19 | 1998-02-10 | Yamamoto Lock Mach Kk | 出銑口開孔用削岩機 |
JP3402211B2 (ja) * | 1998-03-03 | 2003-05-06 | 三菱マテリアル株式会社 | 掘削工具 |
JP3817617B2 (ja) * | 1999-05-10 | 2006-09-06 | 新日本製鐵株式会社 | さく孔装置 |
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2006
- 2006-11-14 JP JP2006307571A patent/JP4944577B2/ja active Active
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JP2008121080A (ja) | 2008-05-29 |
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