EP0325840A3 - Workpiece-supporting device for bending machines - Google Patents

Workpiece-supporting device for bending machines Download PDF

Info

Publication number
EP0325840A3
EP0325840A3 EP88310544A EP88310544A EP0325840A3 EP 0325840 A3 EP0325840 A3 EP 0325840A3 EP 88310544 A EP88310544 A EP 88310544A EP 88310544 A EP88310544 A EP 88310544A EP 0325840 A3 EP0325840 A3 EP 0325840A3
Authority
EP
European Patent Office
Prior art keywords
workpiece
supporting device
bending machines
machines
bending
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP88310544A
Other versions
EP0325840B1 (en
EP0325840A2 (en
Inventor
Shigeoshi Takada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shinwa Giken Co Ltd
Original Assignee
Shinwa Giken Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shinwa Giken Co Ltd filed Critical Shinwa Giken Co Ltd
Publication of EP0325840A2 publication Critical patent/EP0325840A2/en
Publication of EP0325840A3 publication Critical patent/EP0325840A3/en
Application granted granted Critical
Publication of EP0325840B1 publication Critical patent/EP0325840B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
    • B21D5/0281—Workpiece supporting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
EP19880310544 1988-01-29 1988-11-09 Workpiece-supporting device for bending machines Expired - Lifetime EP0325840B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19950/88 1988-01-29
JP1995088A JPH01197012A (en) 1988-01-29 1988-01-29 Holding device to follow work for thrust bending

Publications (3)

Publication Number Publication Date
EP0325840A2 EP0325840A2 (en) 1989-08-02
EP0325840A3 true EP0325840A3 (en) 1990-08-16
EP0325840B1 EP0325840B1 (en) 1994-01-05

Family

ID=12013484

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19880310544 Expired - Lifetime EP0325840B1 (en) 1988-01-29 1988-11-09 Workpiece-supporting device for bending machines

Country Status (3)

Country Link
EP (1) EP0325840B1 (en)
JP (1) JPH01197012A (en)
DE (1) DE3886917T2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0619151A1 (en) * 1993-04-06 1994-10-12 Beyeler Raskin S.A. Apparatus for manipulating a piece during successive bending operations of that piece in a press
DE10357156B4 (en) * 2003-12-06 2014-09-18 Bayerische Motoren Werke Aktiengesellschaft Pipe bending machine
WO2012019220A1 (en) * 2010-08-13 2012-02-16 Paul Robert Mccleary A sheet support assembly
CN110520690B (en) * 2017-02-17 2021-05-25 苏州科爱佳自动化科技有限公司 Space-level ball grid detection system
CN109047542B (en) * 2018-08-16 2024-04-19 深圳懒人自动化机械有限公司 Bending follow-up material supporting device
CN110170550A (en) * 2019-06-15 2019-08-27 深圳懒人自动化机械有限公司 A kind of intelligence bending heavy duty follow-up material-supporting vehicle
CN110722026B (en) * 2019-10-26 2020-06-09 安徽坤源铝业有限公司 Thin aluminum plate rolls over and presses processing all-in-one
CN114011912B (en) * 2021-09-17 2023-12-15 中铁十六局集团电气化工程有限公司 Bending machine for curtain wall aluminum plate machining
KR102560976B1 (en) * 2023-01-26 2023-07-28 최상태 Assistance supporter for bending machine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715907A (en) * 1969-10-29 1973-02-13 Amada Co Ltd Apparatus for supporting sheet materials in bending presses
US3855840A (en) * 1970-10-27 1974-12-24 Amada Co Ltd Material support apparatus for a press brake system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6195722A (en) * 1984-10-18 1986-05-14 Nippon Kokan Kk <Nkk> Device for following up stock of press brake

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715907A (en) * 1969-10-29 1973-02-13 Amada Co Ltd Apparatus for supporting sheet materials in bending presses
US3855840A (en) * 1970-10-27 1974-12-24 Amada Co Ltd Material support apparatus for a press brake system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 10, no. 273 (M-518)[2329], 17th September 1986; & JP-A-61 95 722 (NIPPON KOKAN K.K.) 15-05-1986 *

Also Published As

Publication number Publication date
JPH01197012A (en) 1989-08-08
EP0325840B1 (en) 1994-01-05
DE3886917T2 (en) 1994-05-05
DE3886917D1 (en) 1994-02-17
EP0325840A2 (en) 1989-08-02

Similar Documents

Publication Publication Date Title
EP0350532A3 (en) Gauge-piece for coordinatemeasuring machines
EP0375783A4 (en) Machine tool
EP0417549A3 (en) Machine tool
GB2222970B (en) Machine tool
GB2230484B (en) Machine tool
KR960012341B1 (en) Plate bending machine
EP0360168A3 (en) Machine tool
GB2224679B (en) Table for machine tool
EP0370485A3 (en) Bending machine
EP0325841A3 (en) Schock-absorbable workpiece-supporting device for bending machines
EP0356830A3 (en) Tool machine
EP0325840A3 (en) Workpiece-supporting device for bending machines
EP0411430A3 (en) Machine tool
EP0354467A3 (en) Machine tool
EP0341411A3 (en) Machine tool
GB2221730B (en) Machine tool
GB2166986B (en) A bending machine workpiece support device
EP0329982A3 (en) Machine tool
HUT53311A (en) Parting device for bending machine
EP0349887A3 (en) Punching unit for punching apparatus
GB8907223D0 (en) A device for operating a chuck
EP0386744A3 (en) Sawing machine
GB2209697B (en) Clamping device for hand machine tools
GB2265563B (en) Machine tool
EP0417550A3 (en) Machine tool

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT

17P Request for examination filed

Effective date: 19910208

17Q First examination report despatched

Effective date: 19920318

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

ITF It: translation for a ep patent filed

Owner name: BARZANO' E ZANARDO MILA

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB IT

REF Corresponds to:

Ref document number: 3886917

Country of ref document: DE

Date of ref document: 19940217

ET Fr: translation filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19941104

Year of fee payment: 7

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19950731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19950801

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19951109

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19951109

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20051109