Title:
LASER ENGRAVING DEVICE, LASER ENGRAVING METHOD, AND DEVICE AND METHOD FOR MANUFACTURING CAN LID HAVING TAB
Document Type and Number:
WIPO Patent Application WO/2020/189276
Kind Code:
A1
Abstract:
The purpose of the present invention is to enable molding of an engraved molding subject at high productivity when performing variable engraving, for each molding subject, on a coil material supplied to a press for molding part of a can. This laser engraving device performs laser engraving on a coil material supplied to a press for molding part of a can, wherein: the laser engraving device comprises a feeding mechanism that sends the coil material at a set speed, a laser head that irradiates the coil material sent at the set speed with laser light and performs engraving for each molding subject, and a data communication unit that switches engraving data of the laser head; the data communication unit collectively switches the engraving data for a plurality of portions engraved in a plurality of molding subjects; and the laser head successively engraves the engraving data for the plurality of portions at prescribed positions on the coil material.
Inventors:
HORI TAKESHI (JP)
HORI TOMOHIKO (JP)
KOMINAMI ATSUSHI (JP)
CHIJI SAKI (JP)
SAGAWA HITOSHI (JP)
ISOMURA RYOTARO (JP)
ISHIGURO HIDEKI (JP)
HORI TOMOHIKO (JP)
KOMINAMI ATSUSHI (JP)
CHIJI SAKI (JP)
SAGAWA HITOSHI (JP)
ISOMURA RYOTARO (JP)
ISHIGURO HIDEKI (JP)
Application Number:
PCT/JP2020/009116
Publication Date:
September 24, 2020
Filing Date:
March 04, 2020
Export Citation:
Assignee:
TOYO SEIKAN KAISHA LTD (JP)
International Classes:
B23K26/00; B21C51/00; B21D43/00; B21D43/02; B21D43/09; B21D51/44; B23K26/03; B23K26/08; B65D25/20
Domestic Patent References:
WO2011010623A1 | 2011-01-27 |
Foreign References:
JP2002520164A | 2002-07-09 | |||
JP2000015463A | 2000-01-18 | |||
JP2003112736A | 2003-04-18 | |||
JP2015531684A | 2015-11-05 | |||
JPH10329087A | 1998-12-15 | |||
JP2003136260A | 2003-05-14 | |||
JP2009039753A | 2009-02-26 |
Attorney, Agent or Firm:
EICHI PATENT & TRADEMARK CORP. (JP)
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