Title:
METHOD FOR REGENERATION OF CASTING MOLD SAND AND REGENERATION SYSTEM
Document Type and Number:
Japanese Patent JP2017074604
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a method for regeneration of casting mold sands and a regeneration system for effectively separating magnetically attractable substances from casting mold sands.SOLUTION: A method for regeneration of casting mold sands includes: a step in which metal powders and metal pieces are removed from the casting mold sands S as an object, which are separated from a cast by shot-blasting, by magnetic separation of a first magnetic flux density, and magnetically attractable substances are removed by magnetic separation of a second magnetic flux density higher than the first magnetic flux density; and a step in which substances containing a carbide adhering to surfaces of the casting mold sands are removed from the casting mold sands by dry type mechanical regeneration.SELECTED DRAWING: Figure 1
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Inventors:
OBA TAKAFUMI
IWASAKI JUNICHI
ABE KAZUYA
AOKI TATSUYUKI
IWASAKI JUNICHI
ABE KAZUYA
AOKI TATSUYUKI
Application Number:
JP2015203572A
Publication Date:
April 20, 2017
Filing Date:
October 15, 2015
Export Citation:
Assignee:
SINTOKOGIO LTD
International Classes:
B22C5/06; B03C1/00; B03C1/14; B03C1/18; B03C1/22; B07B4/08; B22C5/00; B22C5/10
Domestic Patent References:
| JPS52101631A | 1977-08-25 | |||
| JP2011245495A | 2011-12-08 | |||
| JPS5420919A | 1979-02-16 | |||
| JP2014024097A | 2014-02-06 | |||
| JPH05104192A | 1993-04-27 | |||
| JPH11320024A | 1999-11-24 | |||
| JP2009154207A | 2009-07-16 | |||
| JP2000225438A | 2000-08-15 | |||
| JPH06170485A | 1994-06-21 | |||
| JPS58128246A | 1983-07-30 | |||
| JPS58128248A | 1983-07-30 | |||
| JPS5383927A | 1978-07-24 |
Attorney, Agent or Firm:
Sonoda/Kobayashi Patent Business Corporation