CN103240326B - 对脚手板进行冲孔的方法及冲压模 - Google Patents
对脚手板进行冲孔的方法及冲压模 Download PDFInfo
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CN103240326B true CN103240326B (zh) | 2015-10-14 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1367639A (en) * | 1971-11-03 | 1974-09-18 | Trent Polytechnic Joint Educat | Punching smooth-walled parallel-sided holes in or blanks from metal stock |
CN2721273Y (zh) * | 2004-05-25 | 2005-08-31 | 河南新飞电器有限公司 | 双向冲裁模具 |
CN101829733A (zh) * | 2010-04-14 | 2010-09-15 | 无锡市中捷减震器有限公司 | 汽车减震器内支撑管的冲孔带翻孔模具 |
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DE102005000023A1 (de) * | 2005-03-22 | 2006-09-28 | Hilti Ag | Durchzuganordnung und Verfahren dazu |
CN200992199Y (zh) * | 2006-12-18 | 2007-12-19 | 中国南车集团北京二七车辆厂 | 铁路运输汽车专用车用地板 |
KR101271140B1 (ko) * | 2011-04-08 | 2013-06-04 | 주식회사 유엠하이텍 | 열교환기 헤더파이프의 튜브삽입홀 가공용 펀치 |
CN202100323U (zh) * | 2011-05-20 | 2012-01-04 | 江苏嘉和热系统股份有限公司 | 中冷器主板及全铝水箱主板 |
CN102363178A (zh) * | 2011-10-20 | 2012-02-29 | 山东通力车轮有限公司 | 车轮冲孔挤压复合冲头 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1367639A (en) * | 1971-11-03 | 1974-09-18 | Trent Polytechnic Joint Educat | Punching smooth-walled parallel-sided holes in or blanks from metal stock |
CN2721273Y (zh) * | 2004-05-25 | 2005-08-31 | 河南新飞电器有限公司 | 双向冲裁模具 |
CN101829733A (zh) * | 2010-04-14 | 2010-09-15 | 无锡市中捷减震器有限公司 | 汽车减震器内支撑管的冲孔带翻孔模具 |
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Free format text: FORMER OWNER: ZHAN ZHENGDIAN Effective date: 20140616 Owner name: FUJIAN JINFENG METAL INDUSTRY CO., LTD. Free format text: FORMER OWNER: YANG GUOHUI Effective date: 20140616 |
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Effective date of registration: 20140616 Address after: 363000 Fujian province Zhangzhou Jinfeng Development Zone Xiangcheng Jinling Road No. 2 Applicant after: Fujian Jinzhengfeng Metal Industry Co.,Ltd. Address before: Zhangzhou City, Fujian province 363000 Zhangzhou Jinfeng Economic Development Zone Guohui Industry & Trade Co. Ltd. Applicant before: Yang Guohui Applicant before: Zhan Zhengdian |
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