Title:
PRESS WORKING DEVICE AND PRESS WORKING METHOD
Document Type and Number:
Japanese Patent JP2021084117
Kind Code:
A
Abstract:
To provide a press working device and a press working method that can restrict deterioration in working efficiency of press working, even when a plurality of workpieces have positioning holes at different positions.SOLUTION: A press working device 100 includes: a positioning pin member 30 to be inserted to positioning holes H1, H2 of workpieces W1, W2; a holding hole 40 provided in a punch 10 in order to accommodate and hold a base end part of the pin member 30; and a lock mechanism 50 for locking the pin member 30 to the holding hole 40 at a plurality of different positions around a shaft center C1. A pin 32 of the pin member 30 is eccentrically arranged relative to the base end part. The lock mechanism 50 locks the pin member 30 at a position on a central axis C2 side of the pin 32, relative to the shaft center C1 of the pin member 30.SELECTED DRAWING: Figure 1
Inventors:
TANAKA TOSHIYA
Application Number:
JP2019213298A
Publication Date:
June 03, 2021
Filing Date:
November 26, 2019
Export Citation:
Assignee:
PRESS KOGYO KK
International Classes:
B21D43/04; B21D5/01; B21D43/00
Attorney, Agent or Firm:
Haruhisa Kinutani
Hiroyuki Hashiyama
Nobuo Kinutani
Hiroyuki Hashiyama
Nobuo Kinutani