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Patent Searching and Data


Title:
HEMMING BEND METHOD AND DEVICE FOR USE IN THE SAME
Document Type and Number:
Japanese Patent JP2014231061
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a hemming bend method which finishes a bend process for bending a flange at an acute angle and a crush-bend process by a cope at one drop after forming the flange, is enabled in the automation of a hemming bend within a line of an automatic transfer press by being enabled in the hemming bend from below, achieved in the cost reduction of a metal mold, simple and easy in maintenance and management, and also achieved in the cost reduction of a product, and a device for use in the method.SOLUTION: In a hemming bend method and a device for use in the method, a work W is sandwiched between a cope 1 and a vertically-movable pad 3 after setting a flange W1, a horizontally-movable cam slider 4 is arranged at a drag 2 or the cope 1, the flange W1 is crushed and bent by making a tip of the flange W1 abut on a cam face 41 of the cam slider 4 while descending the cope 1, and by the cope 1 and the drag 2 while horizontally moving the cam slider 4, and the crush and bend of the flange W1 is finished.

Inventors:
SUZUKI KOICHI
Application Number:
JP2013111563A
Publication Date:
December 11, 2014
Filing Date:
May 28, 2013
Export Citation:
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Assignee:
SURUGA DIE TEC INC
International Classes:
B21D19/08; B21D37/08
Domestic Patent References:
JPS5871421U1983-05-14
JP2001071066A2001-03-21
JP2002113526A2002-04-16
JP2010279987A2010-12-16
Foreign References:
DE4418684A11995-11-30
US1961582A1934-06-05
Attorney, Agent or Firm:
Matsuoka 宏
Matsuoka 宏