Title:
FEED BENDING TYPE METAL PLATE BENDING DEVICE
Document Type and Number:
Japanese Patent JP3773317
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a device of a locally continuous feed bending type of being able to be treated with a small size, because in order to machine a work of a large bending length, the frame of its device is made large, the load of machining is made large and the inclination of making the device large and expensive is followed in a metal plate bending device of press-brake, etc.
SOLUTION: A punch roller PR of freely rotating along the longitudinal direction of a prescribed die D on a fixing type lower table 2 is arranged on a moving upper frame 1 being able to be moved with reciprocating and sliding with the drive of a ball screw 5, and the upper frame 1 is composed to be inclined by a prescribed angle inside the up and down moving vertical plane making each position of punch roller PR as each fulcrum and the projecting amount of the punch roller PR at each position of right and left is composed able to be changed.
Inventors:
Nakamura Masamitsu
Application Number:
JP35145396A
Publication Date:
May 10, 2006
Filing Date:
December 27, 1996
Export Citation:
Assignee:
Amada Co., Ltd.
International Classes:
B21D5/01; B21D5/02; B21D19/04; (IPC1-7): B21D5/02; B21D5/01
Domestic Patent References:
| JP4367321A | ||||
| JP59001418U | ||||
| JP52108243U | ||||
| JP5088707U | ||||
| JP2197331A | ||||
| JP59020921U |
Attorney, Agent or Firm:
Hiroyuki Niwa
Tadao Noguchi
Tadao Noguchi