EP4678307A3 - Appareil et procédé de cintrage de barres - Google Patents

Appareil et procédé de cintrage de barres

Info

Publication number
EP4678307A3
EP4678307A3 EP25212150.4A EP25212150A EP4678307A3 EP 4678307 A3 EP4678307 A3 EP 4678307A3 EP 25212150 A EP25212150 A EP 25212150A EP 4678307 A3 EP4678307 A3 EP 4678307A3
Authority
EP
European Patent Office
Prior art keywords
bending
bending bars
mandrel
bar
around
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.)
Pending
Application number
EP25212150.4A
Other languages
German (de)
English (en)
Other versions
EP4678307A2 (fr
Inventor
Aronne Miglioranza
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.)
Schnell SpA
Original Assignee
Schnell SpA
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 Schnell SpA filed Critical Schnell SpA
Publication of EP4678307A2 publication Critical patent/EP4678307A2/fr
Publication of EP4678307A3 publication Critical patent/EP4678307A3/fr
Pending 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
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
    • B21D11/12—Bending specially adapted to produce specific articles, e.g. leaf springs the articles being reinforcements for concrete
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/04—Movable or exchangeable mountings for tools
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/14—Particular arrangements for handling and holding in place complete dies
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/14—Particular arrangements for handling and holding in place complete dies
    • B21D37/145—Die storage magazines
    • 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
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
    • 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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • 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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • B21D7/022—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only
    • 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
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
    • B21D43/105—Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
EP25212150.4A 2021-12-16 2022-12-14 Appareil et procédé de cintrage de barres Pending EP4678307A3 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT102021000031601A IT202100031601A1 (it) 2021-12-16 2021-12-16 Apparecchiatura e metodo per la piegatura di barre
EP22847639.6A EP4448199B1 (fr) 2021-12-16 2022-12-14 Appareil et procédé de cintrage de barres
PCT/IT2022/050331 WO2023112070A1 (fr) 2021-12-16 2022-12-14 Appareil et procédé de cintrage de barres

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP22847639.6A Division EP4448199B1 (fr) 2021-12-16 2022-12-14 Appareil et procédé de cintrage de barres

Publications (2)

Publication Number Publication Date
EP4678307A2 EP4678307A2 (fr) 2026-01-14
EP4678307A3 true EP4678307A3 (fr) 2026-03-11

Family

ID=80461694

Family Applications (2)

Application Number Title Priority Date Filing Date
EP25212150.4A Pending EP4678307A3 (fr) 2021-12-16 2022-12-14 Appareil et procédé de cintrage de barres
EP22847639.6A Active EP4448199B1 (fr) 2021-12-16 2022-12-14 Appareil et procédé de cintrage de barres

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP22847639.6A Active EP4448199B1 (fr) 2021-12-16 2022-12-14 Appareil et procédé de cintrage de barres

Country Status (5)

Country Link
US (1) US20250050400A1 (fr)
EP (2) EP4678307A3 (fr)
ES (1) ES3061167T3 (fr)
IT (1) IT202100031601A1 (fr)
WO (1) WO2023112070A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202100011660A1 (it) * 2021-05-06 2022-11-06 Schnell Spa Metodo e apparecchiatura per la piegatura di barre
EP4292729A1 (fr) 2022-06-15 2023-12-20 Progress Maschinen & Automation AG Procédé de changement automatique d'au moins une matrice de cintrage et/ou d'au moins une buse de guidage d'une machine à cintrer
IT202300027921A1 (it) * 2023-12-22 2025-06-22 Schnell Spa Apparecchiatura e metodo per la lavorazione di elementi metallici di foggia allungata

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5182932A (en) * 1989-09-20 1993-02-02 Evg Entwicklungs-U Verwertungs-Gesellschaft M.B.H. Apparatus for bending steel bars to form concrete reinforcement elements
US20150040634A1 (en) * 2012-03-24 2015-02-12 Numalliance Bending machine having a bending head that is movable about a stationary bending shank
US20190337255A1 (en) * 2017-01-25 2019-11-07 Fastachange S.R.L. System for tool changing in bending presses
US20210346937A1 (en) * 2018-10-18 2021-11-11 Starmatik Srl Uninominale Compact and preassembled automatic processing system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG99308A1 (en) 2000-05-31 2003-10-27 Natsteel Technology Invest Pte Automated bar bender
ES2247457T3 (es) 2002-06-28 2006-03-01 Oscam S.P.A. Instalacion para el tratamiento de barras metalicas con medios mejorados para transferir dichas barras y procedimiento previsto para ello.

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5182932A (en) * 1989-09-20 1993-02-02 Evg Entwicklungs-U Verwertungs-Gesellschaft M.B.H. Apparatus for bending steel bars to form concrete reinforcement elements
US20150040634A1 (en) * 2012-03-24 2015-02-12 Numalliance Bending machine having a bending head that is movable about a stationary bending shank
US20190337255A1 (en) * 2017-01-25 2019-11-07 Fastachange S.R.L. System for tool changing in bending presses
US20210346937A1 (en) * 2018-10-18 2021-11-11 Starmatik Srl Uninominale Compact and preassembled automatic processing system

Also Published As

Publication number Publication date
EP4678307A2 (fr) 2026-01-14
ES3061167T3 (en) 2026-03-31
US20250050400A1 (en) 2025-02-13
EP4448199A1 (fr) 2024-10-23
EP4448199B1 (fr) 2025-11-05
IT202100031601A1 (it) 2023-06-16
EP4448199C0 (fr) 2025-11-05
WO2023112070A1 (fr) 2023-06-22

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