Title:
METHOD FOR PRODUCING STEEL SHEET STACKED BODY, AND MOULDED STEEL SHEET STACKED BODY
Document Type and Number:
WIPO Patent Application WO/2019/058703
Kind Code:
A1
Abstract:
[Problem] To provide a method for producing a steel sheet stacked body which is capable of facilitating confirmation of the stacked state of a moulded steel sheet stacked body obtained by stacking a plurality of moulded steel sheets in the thickness direction, and which does not affect the performance of the resultant steel sheet stacked body. [Solution] The present invention is provided with: a moulding step in which a plurality of steel sheets are punch moulded to mould a plurality of moulded steel sheets 50 which are provided with product portions 41, scrap portions 42 provided outside the product portions 41, and cutout portions 43 provided to the outer edges of the scrap portions 42; a moulded steel sheet stacking step in which the plurality of moulded steel sheets 50 are stacked in the thickness direction to obtain a moulded steel sheet stacked body 60; and a stacked body processing step in which the scrap portions 42 are cut from the moulded steel sheet stacked body 60 to obtain a steel sheet stacked body.
Inventors:
HONDA TAKESHI (JP)
Application Number:
PCT/JP2018/025013
Publication Date:
March 28, 2019
Filing Date:
July 02, 2018
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K15/02; H02K1/18
Foreign References:
| JPH10127015A | 1998-05-15 | |||
| JP2012223034A | 2012-11-12 | |||
| JP2012223035A | 2012-11-12 | |||
| JPS56102943U | 1981-08-12 | |||
| JPS5795158A | 1982-06-12 |
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