Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ROLLING DIE AND ROLLING METHOD
Document Type and Number:
Japanese Patent JP2013244488
Kind Code:
A
Abstract:

To provide a rolling die and a rolling method that can prevent the occurrence of slipping between a workpiece and the rolling die.

A rolling die 1 includes a rolling section 20 circumferentially moving relative to a shaft-like workpiece to plastically deform the outer peripheral surface of the workpiece, and driving sections 30, 40 having projections 31, 41 biting into portions, not in contact with the rolling section 20, out of the outer peripheral surface of the workpiece to rotationally drive the workpiece when the rolling section 20 plastically deforms the workpiece.


Inventors:
SUZUKI TAKAYUKI
ISHIZUKA MOTONARI
Application Number:
JP2012117316A
Publication Date:
December 09, 2013
Filing Date:
May 23, 2012
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
JTEKT CORP
International Classes:
B21H1/00; B21H9/00
Attorney, Agent or Firm:
Kobayashi Osamu
Kiichi Yamamoto