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Title:
HIGH-EFFICIENCY DOUBLE-FRAME DOUBLE-CUTTING LINE FEED-THROUGH INTERMEDIATE THICKNESS SLAB PRODUCTION LINE AND PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/063364
Kind Code:
A1
Abstract:
A high-efficiency double-stand double-cutting line feed-through intermediate thickness slab production line and production method. The intermediate thickness slab production line comprises: a main rolling line, at least two parallel cutting lines, and levelling and stacking lines parallel to the outer sides of the cutting lines. One of the cutting lines is inline to the main rolling line; the main rolling line comprises: a heating furnace, a high pressure water descaler, a slab sizing press, a vertical roll, a four-high roughing mill, an intermediate cooling device, a four-high finishing mill, an accelerated cooling device, a hot leveller, a first marking device, and a hot segment shearer that are disposed in sequence along a steel rolling conveyor roller table, and a first cooling bed and a first inspection bench as well as a second cooling bed and a second inspection bench that are respectively located on both sides of the steel rolling conveyor roller table; a slab turning machine is provided between the cutting lines; and a horizontal moving bench is provided between each cutting line and the levelling and stacking line. The present invention can greatly improve the efficiency of rolling, finishing, and warehousing of the intermediate thickness slab production line.

Inventors:
LI WEI (CN)
LIU BIN (CN)
CHEN GUOFENG (CN)
YAO ZHENGNAN (CN)
Application Number:
PCT/CN2020/118929
Publication Date:
April 08, 2021
Filing Date:
September 29, 2020
Export Citation:
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Assignee:
BAOSTEEL ZHANJIANG IRON& STEEL CO LTD (CN)
International Classes:
B21B1/22; B21B15/00; B21B43/00; B21B45/04
Foreign References:
CN106345807A2017-01-25
CN1775390A2006-05-24
CN106623421A2017-05-10
CN1640569A2005-07-20
CN109202152A2019-01-15
DE19513999A11996-10-17
JPS56139202A1981-10-30
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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