Title:
METHOD FOR MANUFACTURING BEARING UNIT, AND ROTARY PRESS DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/140178
Kind Code:
A1
Abstract:
A rotary press device (33) is provided with a restricting portion (36) that restricts the movement of a roll (30) about a central axis of the roll (30) while resisting the movement of the roll (30) about a central axis of a hub body (8) during rotary forging. In one example, the restricting portion (36) has guide teeth (44) that engage with teeth provided on a processing surface of the roll (30).
Inventors:
HAGIWARA NOBUYUKI (JP)
NAKAMURA TOSHIO (JP)
KOYAMA HIROSHI (JP)
SHINTOU ISAO (JP)
KOBAYASHI KAZUTO (JP)
NAKAMURA TOSHIO (JP)
KOYAMA HIROSHI (JP)
SHINTOU ISAO (JP)
KOBAYASHI KAZUTO (JP)
Application Number:
PCT/JP2016/056019
Publication Date:
September 09, 2016
Filing Date:
February 29, 2016
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
B21K1/04; B21D39/00; B21J5/02; B21J9/02; B21K1/30; B60B27/00; B60B35/14; B60B35/18; F16C19/18; F16C35/063
Foreign References:
| JP2014077527A | 2014-05-01 | |||
| JP2012223803A | 2012-11-15 | |||
| JP2016030260A | 2016-03-07 |
Other References:
See also references of EP 3266536A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
Sumio Tanai (JP)
Sumio Tanai (JP)
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