Title:
ワークピースの加工方法およびその成形機
Document Type and Number:
Japanese Patent JP4611639
Kind Code:
B2
Abstract:
An aspect of the present invention relates to a method and a forming machine for working a workpiece, for example by deforming it or fixing it in another workpiece, in which the workpiece is fitted over a mandrel, at least a part of the mandrel is expanded so as to fix the workpiece, the workpiece and at least one tool, such as a forming roller, are rotated about an axis relative to each other and the workpiece is worked by means of said tool. The mandrel includes a stop adapted to engage the workpiece to obtain a desired axial position on the mandrel.
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Inventors:
Massey, Johann
Application Number:
JP2003574359A
Publication Date:
January 12, 2011
Filing Date:
March 11, 2003
Export Citation:
Assignee:
Massie, Johan
International Classes:
B21D22/16; B21D22/14; B21D39/04; B21D53/84
Domestic Patent References:
| JP11336537A | ||||
| JP2000190030A | ||||
| JP9122798A | ||||
| JP2001198712A |
Attorney, Agent or Firm:
Mitsuo Matsui