Title:
PRESS DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/121216
Kind Code:
A1
Abstract:
A press device (1) of the present invention is provided with a press device body (10) and moving bolsters (7a, 7b). The press device body (10) has a slide (5) and a servomotor (60) for the slide. The slide (5) has upper dies (11a, 12a) attached thereto. The servomotor (60) for the slide causes the slide (5) to move up and down. The moving bolsters (7a, 7b) are movable between a pressing position which is a position inside the press device body (10) and a die exchange position which is a position outside the press body (10), and has lower dies (11b, 12b) disposed thereon. The moving bolsters (7a, 7b) have an electrical storage unit (75), a drive motor (74), and wheels (72). The electrical storage unit (75) stores regenerative electric power generated by the servomotor (60) for the slide at the pressing position. Electric power is supplied from the electrical storage unit (75) to the drive motor (74). The wheels (72) are driven by the drive motor (74).
Inventors:
NISHIDA KENJI (JP)
Application Number:
PCT/JP2015/083478
Publication Date:
August 04, 2016
Filing Date:
November 27, 2015
Export Citation:
Assignee:
KOMATSU IND CORP (JP)
International Classes:
B21D37/04; B30B15/02; B30B15/04
Foreign References:
| JP2010042427A | 2010-02-25 | |||
| JP2011083782A | 2011-04-28 | |||
| JP2006297411A | 2006-11-02 | |||
| JP2001191134A | 2001-07-17 |
Attorney, Agent or Firm:
Shinjyu Global IP (JP)
fresh green -- a global IP patent business corporation (JP)
fresh green -- a global IP patent business corporation (JP)
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