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Patent Searching and Data


Title:
CONTINUOUS ROLLING EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2014/046211
Kind Code:
A1
Abstract:
This continuous rolling equipment (1) has rolling mills disposed in multiple stages and continuously rolls sheet material (2). First roll shift-type rolling mills (10) for controlling the body crown section of the sheet material (2) are disposed on the former stage side of the rolling mills disposed in multiple stages, and second roll shift-type rolling mills (20) for controlling the edge drop crown section of the sheet material (2) are disposed on the latter stage side. Each second roll shift-type rolling mill (20) has shift rolls (21) comprising an upper roll (21a) and lower roll (21b) which have roller diameters which change along the roller axial direction and inflection points where the direction of the change in the roller diameter is reversed, said inflection points being formed on the end regions in the roller axial direction. Further, the upper roll (21a) and the lower roll (21b) have roll curves with mutually complementary shapes point symmetrical with respect to the center point of a line connecting the centers of the individual rolls in the axial direction.

Inventors:
HONJOU Hisashi (1-1, Toyosu 3-chome, Koto-k, Tokyo 61, 〒1350061, JP)
Application Number:
JP2013/075368
Publication Date:
March 27, 2014
Filing Date:
September 19, 2013
Export Citation:
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Assignee:
IHI CORPORATION (1-1 Toyosu 3-chome, Koto-ku Tokyo, 10, 〒1358710, JP)
International Classes:
B21B13/14; B21B27/02; B21B31/18; B21B37/38
Foreign References:
JP2000084601A
JPH05185107A
JPH0824919A
JPH07232202A
JPH11192506A
Attorney, Agent or Firm:
TERAMOTO Mitsuo et al. (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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