CN101176930B - 一种用于pcb板钻孔的微型钻头 - Google Patents
一种用于pcb板钻孔的微型钻头 Download PDFInfo
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- CN101176930B CN101176930B CN 200710077534 CN200710077534A CN101176930B CN 101176930 B CN101176930 B CN 101176930B CN 200710077534 CN200710077534 CN 200710077534 CN 200710077534 A CN200710077534 A CN 200710077534A CN 101176930 B CN101176930 B CN 101176930B
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- microbit
- drill bit
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- pcb board
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CN 200710077534 CN101176930B (zh) | 2007-11-30 | 2007-11-30 | 一种用于pcb板钻孔的微型钻头 |
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CN 200710077534 CN101176930B (zh) | 2007-11-30 | 2007-11-30 | 一种用于pcb板钻孔的微型钻头 |
Publications (2)
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CN101176930A CN101176930A (zh) | 2008-05-14 |
CN101176930B true CN101176930B (zh) | 2011-11-16 |
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CN 200710077534 Active CN101176930B (zh) | 2007-11-30 | 2007-11-30 | 一种用于pcb板钻孔的微型钻头 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103221166B (zh) * | 2010-11-26 | 2016-10-19 | 株式会社钨钛合金 | 小径钻头 |
CN102218559A (zh) * | 2011-03-17 | 2011-10-19 | 新野鼎泰电子精工科技有限公司 | 加工印刷电路板的微型钻头 |
CN109894653B (zh) * | 2019-03-21 | 2020-11-24 | 江门建滔高科技有限公司 | 一种用于加工高端通讯板的精密微型钻头 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4583888A (en) * | 1983-05-25 | 1986-04-22 | Sumitomo Electric Industries, Ltd. | Cemented carbide drill bit |
US5478176A (en) * | 1993-09-14 | 1995-12-26 | Seco Tools Ab | Drill having helical flute for discharging cutting fluid |
CN2637048Y (zh) * | 2003-07-21 | 2004-09-01 | 尖点科技股份有限公司 | 印刷电路板微型钻头的改良结构 |
CN1843654A (zh) * | 2005-04-10 | 2006-10-11 | 江苏飞达工具集团股份有限公司 | 一种提高轧制麻花钻使用寿命的方法 |
-
2007
- 2007-11-30 CN CN 200710077534 patent/CN101176930B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4583888A (en) * | 1983-05-25 | 1986-04-22 | Sumitomo Electric Industries, Ltd. | Cemented carbide drill bit |
US5478176A (en) * | 1993-09-14 | 1995-12-26 | Seco Tools Ab | Drill having helical flute for discharging cutting fluid |
CN2637048Y (zh) * | 2003-07-21 | 2004-09-01 | 尖点科技股份有限公司 | 印刷电路板微型钻头的改良结构 |
CN1843654A (zh) * | 2005-04-10 | 2006-10-11 | 江苏飞达工具集团股份有限公司 | 一种提高轧制麻花钻使用寿命的方法 |
Non-Patent Citations (4)
Title |
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JP特开2001-341024A 2001.12.11 |
JP特开2005-22011A 2005.01.27 |
JP特开平11-267912A 1999.10.05 |
JP特开平5-277819A 1993.10.26 |
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CN101176930A (zh) | 2008-05-14 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20080328 Address after: Hi tech Industrial Park, Longcheng North Road, central city, Longgang District, Shenzhen Applicant after: SHENZHEN JINZHOU PRECISION TECHNOLOGY Corp. Co-applicant after: SHENZHEN SHENNAN CIRCUITS Co.,Ltd. Address before: Overseas Chinese city, Nanshan District, Shenzhen, Shahe, Guangdong Applicant before: SHENZHEN SHENNAN CIRCUITS Co.,Ltd. |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong Province, Shenzhen city Longgang district center city of dragon road, hi tech Industrial Park Patentee after: SHENZHEN JINZHOU PRECISION TECHNOLOGY Corp. Patentee after: SHENNAN CIRCUITS Co.,Ltd. Address before: 518000 Guangdong Province, Shenzhen city Longgang district center city of dragon road, hi tech Industrial Park Patentee before: SHENZHEN JINZHOU PRECISION TECHNOLOGY Corp. Patentee before: SHENNAN CIRCUITS Co.,Ltd. Address after: 518000 Guangdong Province, Shenzhen city Longgang district center city of dragon road, hi tech Industrial Park Patentee after: SHENZHEN JINZHOU PRECISION TECHNOLOGY Corp. Patentee after: SHENNAN CIRCUITS Co.,Ltd. Address before: 518000 Guangdong Province, Shenzhen city Longgang district center city of dragon road, hi tech Industrial Park Patentee before: SHENZHEN JINZHOU PRECISION TECHNOLOGY Corp. Patentee before: SHENZHEN SHENNAN CIRCUITS Co.,Ltd. |