Title:
HEMMING PROCESSING DEVICE AND HEMMING PROCESSING METHOD
Document Type and Number:
Japanese Patent JP2014188568
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To unfailingly perform pre-hemming even when an upper mold is moved down at a high speed.SOLUTION: A hemming processing device includes: a lower mold 200a; an upper mold 200b which may move up and down; a pre-hem blade 221 which is provided at the lower mold 200a and may slide in a horizontal direction; a cam driver 223 provided at the upper mold 200b; and a cam mechanism which is pressed downward by the cam driver 223 thereby sliding the pre-hem blade 221 to a workpiece. Flat surfaces are provided on a lower surface 223d of the cam driver 223 and an upper surface 225a of an upper cam 225 of the cam mechanism 222, which contact with each other, in a horizontal direction.
Inventors:
FURUSE NOBUHIRO
KATAKE MUNEO
KATAKE MUNEO
Application Number:
JP2013068215A
Publication Date:
October 06, 2014
Filing Date:
March 28, 2013
Export Citation:
Assignee:
DAIHATSU MOTOR CO LTD
International Classes:
B21D39/02; B21D19/08; B21D37/08
Domestic Patent References:
| JPS5737523U | 1982-02-27 | |||
| JPH0189812U | 1989-06-13 | |||
| JPS61222638A | 1986-10-03 | |||
| JPS6038617U | 1985-03-18 | |||
| JPH0276614U | 1990-06-12 | |||
| JPH11138222A | 1999-05-25 | |||
| JP2011078992A | 2011-04-21 |
Attorney, Agent or Firm:
Kunihiko Shiromura
Kumano 剛
Yusuke Noguchi
Kumano 剛
Yusuke Noguchi