Title:
QUICK OPEN MECHANISM OF WORK ROLL IN LEVELER
Document Type and Number:
Japanese Patent JP3962693
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a quick open mechanism which can lift upper work rolls instantly and in a large distance without deterioration of functions of a conventional leveler.
SOLUTION: The quick open mechanism Q is arranged on a lower work roll frame 15 installed on a base frame 11 and its right and left sides, and is comprised of stands 20, 22, a slider 30 arranged movable slidingly in the vertical direction along the stands 20, 22, and a hydraulic cylinder 28 to vertically drive the slider. Under the slider 30, a tapered wedge structure 36 to adjust a reduction amount individually on the upstream side and the downstream side, the upper work roll frame 32 hung via the structure 36, and a synchronizing mechanism 53 to synchronize the vertical motion in the front and rear ends and in the right and left ends of the slider 30 are equipped.
Inventors:
Kouei Emoto
Application Number:
JP2003007577A
Publication Date:
August 22, 2007
Filing Date:
January 15, 2003
Export Citation:
Assignee:
Aida Engineering Co., Ltd.
International Classes:
B21D1/05; (IPC1-7): B21D1/05
Domestic Patent References:
| JP9308913A | ||||
| JP62199221A | ||||
| JP63052713A | ||||
| JP62038721A | ||||
| JP9010839A | ||||
| JP9122754A |
Attorney, Agent or Firm:
Shigeo Akiyama