CN107901015B - 一种高精度圆孔自定心多功能划线尺 - Google Patents
一种高精度圆孔自定心多功能划线尺 Download PDFInfo
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- CN107901015B CN107901015B CN201711216184.5A CN201711216184A CN107901015B CN 107901015 B CN107901015 B CN 107901015B CN 201711216184 A CN201711216184 A CN 201711216184A CN 107901015 B CN107901015 B CN 107901015B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/02—Rulers with scales or marks for direct reading
- G01B3/04—Rulers with scales or marks for direct reading rigid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers
- G01B3/563—Protractors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
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Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711216184.5A CN107901015B (zh) | 2017-11-28 | 2017-11-28 | 一种高精度圆孔自定心多功能划线尺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711216184.5A CN107901015B (zh) | 2017-11-28 | 2017-11-28 | 一种高精度圆孔自定心多功能划线尺 |
Publications (2)
Publication Number | Publication Date |
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CN107901015A CN107901015A (zh) | 2018-04-13 |
CN107901015B true CN107901015B (zh) | 2019-07-12 |
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Family Applications (1)
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CN201711216184.5A Active CN107901015B (zh) | 2017-11-28 | 2017-11-28 | 一种高精度圆孔自定心多功能划线尺 |
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CN (1) | CN107901015B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109352034A (zh) * | 2018-12-03 | 2019-02-19 | 江西洪都航空工业集团有限责任公司 | 一种高精度均布开孔装置及其开孔方法 |
CN111421516B (zh) * | 2020-05-06 | 2023-04-21 | 南京超图中小企业信息服务有限公司 | 一种切割砧板用划线装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202763830U (zh) * | 2012-07-16 | 2013-03-06 | 上海东方泵业(集团)有限公司 | 一种自定心划线工具 |
CN105171714B (zh) * | 2015-10-27 | 2017-08-04 | 黄河水利职业技术学院 | 一种圆孔自定心多用划线尺 |
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2017
- 2017-11-28 CN CN201711216184.5A patent/CN107901015B/zh active Active
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CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Gu Lixin Inventor after: Lv Keming Inventor after: Li Xiaojuan Inventor after: Zhao Peng Inventor after: Li Zipeng Inventor after: Yang Yantao Inventor after: Zhu Mengyun Inventor after: Liu Yubin Inventor after: Huang Zhiwei Inventor after: Zhang Li Inventor before: Liu Yubin Inventor before: Li Xiaojuan Inventor before: Zhao Peng Inventor before: Li Zipeng Inventor before: Zhu Mengyun Inventor before: Gu Lixin Inventor before: Huang Zhiwei Inventor before: Zhang Li Inventor before: Lv Keming |
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