Title:
ROLL CENTER POSITIONING METHOD FOR SHAPE ROLLING MILL
Document Type and Number:
Japanese Patent JP3047726
Kind Code:
B2
Abstract:
PURPOSE: To precisely align the roll center and the housing center.
CONSTITUTION: In the roll center positioning method of a shape rolling mill in which by sliding an arbor roll 2 connected to an arbor and a sleeve roll 3 fitted in the arbor each other in the axial direction, when the roll center and housing center is aligned while eliminating a mechanical backlash in the initial setting roll width, an absolute position in the axial direction of the arbor roll 2 and the sleeve roll 3 is stored in a roll center position controller 14. In changing the roll width, based on the initial setting roll width and absolute position in the axial direction of the arbor roll 2 and sleeve roll 3, the roll center after change is aligned to the housing center. By this method, dimensional defect of uneven thickness, etc., is not generated.
Inventors:
Kozo Izuta
Kazuya Fukuoka
Kazuya Fukuoka
Application Number:
JP6275994A
Publication Date:
June 05, 2000
Filing Date:
March 31, 1994
Export Citation:
Assignee:
Nippon Steel Tube Co., Ltd.
International Classes:
B21B27/02; B21B31/02; B21B31/18; (IPC1-7): B21B31/18; B21B27/02; B21B31/02
Domestic Patent References:
| JP61193706A | ||||
| JP62156007A | ||||
| JP732016A | ||||
| JP732015A | ||||
| JP732014A | ||||
| JP6277723A | ||||
| JP655201A | ||||
| JP3116204U |
Attorney, Agent or Firm:
Shigeru Takano