Title:
QUENCHING DEVICE, QUENCHING METHOD, AND METAL SHEET MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2023/026773
Kind Code:
A1
Abstract:
The present invention suppresses shape variation of a metal sheet which occurs at the time of quenching. This metal sheet quenching device (1) is for cooling a metal sheet while conveying the metal sheet and comprises a cooling device (10) for cooling the metal sheet (S) being conveyed, restraining rolls (20) for conveying the metal sheet (S) cooled by the cooling device (10) while restraining the metal sheet in a thickness direction, roll movement devices (30) for causing the restraining rolls (20) to move along the conveyance direction of the metal sheet (S), and a movement control device (40) for adjusting the positions of the restraining rolls (20) by controlling operation of the roll movement devices (30).
Inventors:
YOSHIMOTO SOSHI (JP)
KOBAYASHI HIROKAZU (JP)
KOBAYASHI HIROKAZU (JP)
Application Number:
PCT/JP2022/029364
Publication Date:
March 02, 2023
Filing Date:
July 29, 2022
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
C21D9/573; B21B45/02; C21D1/18; C21D1/63; C21D1/667; C22C38/00; C22C38/60
Domestic Patent References:
| WO2016084283A1 | 2016-06-02 |
Foreign References:
| JPH04114549U | 1992-10-08 | |||
| JP2011184773A | 2011-09-22 | |||
| JP2019090106A | 2019-06-13 | |||
| JP6094722B2 | 2017-03-15 | |||
| JP2019090106A | 2019-06-13 |
Attorney, Agent or Firm:
KUMASAKA Akira et al. (JP)
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