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Title:
APPARATUS AND METHOD FOR PUNCHING SIDE SLOT OF USB METAL HOUSING
Document Type and Number:
WIPO Patent Application WO/2017/113410
Kind Code:
A1
Abstract:
A method for punching side slots of a USB metal housing (10), comprising: pressing a USB metal housing (10) into a first mold core of a first machining station (A2); punching a first side surface of the USB metal housing (10) to punch a first side slot on the first side surface; pressing the USB metal housing (10) into a second mold core of a second machining station (A3); punching a second side surface of the USB metal housing (10) to punch a second side slot on the second side surface, wherein the first side surface and the second side surface are two opposite side surfaces of the USB metal housing (10); and blanking the USB metal housing (10) on the second machining station. By means of said approach, situations that a punch needle and a cutter edge of a core are broken can be reduced. Also disclosed is an apparatus using the method.

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Inventors:
HE, Zijian (Block 9-10, Shayi Western IndustryShajing Street, Baoan Distric, Shenzhen Guangdong 4, 518104, CN)
Application Number:
CN2015/100340
Publication Date:
July 06, 2017
Filing Date:
December 31, 2015
Export Citation:
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Assignee:
SHENZHEN TATFOOK QUAINTFAB CO.,LTD (Block 9-10, Shayi Western IndustryShajing Street, Baoan Distric, Shenzhen Guangdong 4, 518104, CN)
International Classes:
B21D28/34; B21D43/02
Foreign References:
CN201975674U2011-09-14
CN103192271A2013-07-10
CN203076421U2013-07-24
JP2009214169A2009-09-24
CN203830550U2014-09-17
US20120251273A12012-10-04
Attorney, Agent or Firm:
CHINA WISPRO INTELLECTUAL PROPERTY LLP. (A806 Zhongdi Building, China University of Geosciences BaseNo.8 Yuexing 3rd Road, High-Tech Industrial Estate, Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
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