Title:
CUTTING METHOD FOR THIN SHEET DRUM MADE OF METAL AND ITS DEVICE
Document Type and Number:
Japanese Patent JP3898617
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a cutting method for a thin sheet drum made of metal and its device capable of enhancing a work efficiency by smoothly inserting a drum to a drum retaining member and cutting it at high accuracy while preventing damage of the drum.
SOLUTION: When the drum A is inserted/retained to the drum retaining member 3, the drum A is firstly housed in cylindrical correction members 19, 20 to correct a peripheral wall of the drum A to approximate roundness. Axes of the correction members 19, 20 and the drum retaining member 3 are made coincident and the drum A housed in the correction members 19, 20 is inserted to the drum retaining member 3. When the drum A is corrected by the correction members 19, 20, the drum A is thrown into the correction members 19, 20 radially divided to a plurality of parts and opened and the correction members 19, 20 are radially closed to correct the drum A.
Inventors:
Miyuki Minowa
Fumitaka Haga
Yoshimura Go
Hisanori Yoshida
Fumitaka Haga
Yoshimura Go
Hisanori Yoshida
Application Number:
JP2002291135A
Publication Date:
March 28, 2007
Filing Date:
October 03, 2002
Export Citation:
Assignee:
Honda motor industry stock company
International Classes:
B23D19/00; B23D21/00; B21D3/14; B23D21/14; (IPC1-7): B23D19/00; B21D3/14; B23D21/00; B23D21/14
Domestic Patent References:
| JP1177907A | ||||
| JP4069106A | ||||
| JP53080882A | ||||
| JP2002144140A | ||||
| JP60142039U |
Attorney, Agent or Firm:
Tatsuhiko Sato
Takehiro Chiba
Takehiro Chiba