Title:
METHOD FOR PRODUCING AND DEVICE FOR PRODUCING HOT-ROLLED STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2011/125670
Kind Code:
A1
Abstract:
Disclosed are a method for producing and a device for producing a hot-rolled steel sheet that are able to evenly cool a rolled member and to increase the surface quality of the rolled member. The device for producing a hot rolled steel sheet is provided with: a rolling stand; a supply means that can supply a lubricant to a work roll and/or a backup roll; an online roll grinding device; and a removal means that can remove at least a portion of the lubricant before grinding the surface of the work roll by means of said grinding device. The method for producing a hot rolled steel sheet has: a step wherein, when rolling a plurality of rolled members using said production device, at least a portion of the lubricant adhered to the work roll, or the work roll and the backup roll, is removed using the lubricant removal means after completion of rolling of the leading rolled member; a step wherein, after said step, the work roll is ground using the online roll grinding device; and a step wherein lubricant is supplied towards the work roll and/or the backup roll from the lubricant supply means.
More Like This:
Inventors:
NIKKUNI, Daisuke (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
新國 大介 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 住友金属工業株式会社内 Osaka, 〒5410041, JP)
FUKUSHIMA, Suguhiro (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
福島 傑浩 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 住友金属工業株式会社内 Osaka, 〒5410041, JP)
新國 大介 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 住友金属工業株式会社内 Osaka, 〒5410041, JP)
FUKUSHIMA, Suguhiro (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
福島 傑浩 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 住友金属工業株式会社内 Osaka, 〒5410041, JP)
Application Number:
JP2011/057877
Publication Date:
October 13, 2011
Filing Date:
March 29, 2011
Export Citation:
Assignee:
SUMITOMO METAL INDUSTRIES, LTD. (5-33, Kitahama 4-chome Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
住友金属工業株式会社 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 Osaka, 〒5410041, JP)
MITSUBISHI-HITACHI METALS MACHINERY, INC. (34-6, Shiba 5-chome Minato-k, Tokyo 14, 〒1080014, JP)
三菱日立製鉄機械株式会社 (〒14 東京都港区芝五丁目３４番６号 Tokyo, 〒1080014, JP)
NIKKUNI, Daisuke (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
新國 大介 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 住友金属工業株式会社内 Osaka, 〒5410041, JP)
住友金属工業株式会社 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 Osaka, 〒5410041, JP)
MITSUBISHI-HITACHI METALS MACHINERY, INC. (34-6, Shiba 5-chome Minato-k, Tokyo 14, 〒1080014, JP)
三菱日立製鉄機械株式会社 (〒14 東京都港区芝五丁目３４番６号 Tokyo, 〒1080014, JP)
NIKKUNI, Daisuke (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
新國 大介 (〒41 大阪府大阪市中央区北浜４丁目５番３３号 住友金属工業株式会社内 Osaka, 〒5410041, JP)
International Classes:
B21B27/10; B21B1/26; B21B28/04
Attorney, Agent or Firm:
YAMAMOTO, Noriaki et al. (3rd Floor Oak Building Kyobashi,16-10, Kyobashi 1-chom, Chuou-ku Tokyo 31, 〒1040031, JP)
Download PDF:
Claims: