Title:
APPARATUS AND METHOD FOR MANUFACTURING HOLLOW SHAFT MEMBER
Document Type and Number:
Japanese Patent JP2013000750
Kind Code:
A
Abstract:
To provide an apparatus and a method for manufacturing a hollow shaft member, which has a simple structure and an automatic aligning function capable of being manufactured at low cost.
A hydraulic cylinder 36 is provided which relatively moves a material 16 and a punch 18 such that the punch 18 is pushed into an axial central part of the material 16, under the condition that the material 16 is rotated and driven by an electric motor 34 and the punch 18 is rotated and driven by an electric motor 32. Thus, a center line 18A of the punch 18 and a center line of the material 16 are automatically aligned.
More Like This:
| JP2859446 | [Title of Invention] Ring Rolling Mill |
| JPH0615401 | METHOD FOR FORGING RING |
| JPH0730191 | [Name of device] Ring rolling mill |
Inventors:
MASUI TOSHIAKI
SHIMODA KOJI
TOMIOKA AKINORI
TSUKADA KAZUYUKI
NAITO HIDEJI
SUKEDA TAKUYA
SHIMODA KOJI
TOMIOKA AKINORI
TSUKADA KAZUYUKI
NAITO HIDEJI
SUKEDA TAKUYA
Application Number:
JP2011130894A
Publication Date:
January 07, 2013
Filing Date:
June 13, 2011
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
B21H1/06
Domestic Patent References:
| JPH06142722A | 1994-05-24 | |||
| JPS4990663A | 1974-08-29 | |||
| JP2002282906A | 2002-10-02 |
Attorney, Agent or Firm:
Patent Business Corporation Cosmos Patent Office