EP4255652A4 - Apparatus and method for forming shape of metal foil products with wrinkleless surface - Google Patents

Apparatus and method for forming shape of metal foil products with wrinkleless surface Download PDF

Info

Publication number
EP4255652A4
EP4255652A4 EP20963972.3A EP20963972A EP4255652A4 EP 4255652 A4 EP4255652 A4 EP 4255652A4 EP 20963972 A EP20963972 A EP 20963972A EP 4255652 A4 EP4255652 A4 EP 4255652A4
Authority
EP
European Patent Office
Prior art keywords
wrinkleless
metal foil
forming shape
foil products
products
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
EP20963972.3A
Other languages
German (de)
French (fr)
Other versions
EP4255652A1 (en
Inventor
Luen Chow Chan
Pengfei Zheng
Ting Fai KONG
Shui Yuk TONG
Tin Loi LUI
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.)
Beta Pack International Ltd
Hong Kong Polytechnic University HKPU
Original Assignee
Beta Pack International Ltd
Hong Kong Polytechnic University HKPU
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 Beta Pack International Ltd, Hong Kong Polytechnic University HKPU filed Critical Beta Pack International Ltd
Publication of EP4255652A1 publication Critical patent/EP4255652A1/en
Publication of EP4255652A4 publication Critical patent/EP4255652A4/en
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
    • B21D33/00—Special measures in connection with working metal foils, e.g. gold foils
    • 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
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/205—Hydro-mechanical deep-drawing
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/021—Deforming sheet bodies
    • B21D26/025—Means for controlling the clamping or opening of the moulds
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/021—Deforming sheet bodies
    • B21D26/027—Means for controlling fluid parameters, e.g. pressure or temperature
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/021—Deforming sheet bodies
    • B21D26/029—Closing or sealing means
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/053—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure characterised by the material of the blanks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
EP20963972.3A 2020-12-04 2020-12-04 Apparatus and method for forming shape of metal foil products with wrinkleless surface Pending EP4255652A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/133770 WO2022116126A1 (en) 2020-12-04 2020-12-04 Apparatus and method for forming shape of metal foil products with wrinkleless surface

Publications (2)

Publication Number Publication Date
EP4255652A1 EP4255652A1 (en) 2023-10-11
EP4255652A4 true EP4255652A4 (en) 2024-01-10

Family

ID=81853795

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20963972.3A Pending EP4255652A4 (en) 2020-12-04 2020-12-04 Apparatus and method for forming shape of metal foil products with wrinkleless surface

Country Status (3)

Country Link
EP (1) EP4255652A4 (en)
CN (1) CN116867582A (en)
WO (1) WO2022116126A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554818U (en) * 1978-06-21 1980-01-12
GB2131334A (en) * 1982-12-04 1984-06-20 Metal Box Plc Tapered two-piece metal containers
CN102896195A (en) * 2012-09-14 2013-01-30 黄启瑞 Sheet metal molding system
CN107745029A (en) * 2017-11-10 2018-03-02 上海航天设备制造总厂 A kind of store-vessel bottom integral forming method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1752424A1 (en) * 1968-05-24 1971-07-15 Siemens Elektrogeraete Gmbh Hydromechanical drawing method
CN100418658C (en) * 2006-07-28 2008-09-17 哈尔滨工业大学 Procesing equipment capable of improving plate part formation limitation and method therefor
CN102248056B (en) * 2011-06-13 2014-11-12 北京航空航天大学 Method for improving sheet forming limit
CN102581106B (en) * 2012-03-08 2013-10-30 深圳大学 Miniature sheet-metal part drawing method
CN103084466B (en) * 2013-01-31 2015-04-15 深圳大学 Method of flexible punch head ultrasonic micro deep drawing step-by-step molding and device thereof
US9511404B1 (en) * 2015-07-01 2016-12-06 Po Ming Huang Sheet molding device
CN106363067B (en) * 2015-07-20 2019-07-16 上海航天设备制造总厂 A kind of spacecraft fuel tank bottom monolithic molding device and its manufacturing process
CN105149409A (en) * 2015-09-10 2015-12-16 鼎艺科技股份有限公司 Metal sheet forming device and metal sheet forming method
CN107214232A (en) * 2017-07-05 2017-09-29 天津天锻航空科技有限公司 A kind of processing technology of the aluminium alloy sheet part with roundlet corner characteristics

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554818U (en) * 1978-06-21 1980-01-12
GB2131334A (en) * 1982-12-04 1984-06-20 Metal Box Plc Tapered two-piece metal containers
CN102896195A (en) * 2012-09-14 2013-01-30 黄启瑞 Sheet metal molding system
CN107745029A (en) * 2017-11-10 2018-03-02 上海航天设备制造总厂 A kind of store-vessel bottom integral forming method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022116126A1 *

Also Published As

Publication number Publication date
CN116867582A (en) 2023-10-10
WO2022116126A1 (en) 2022-06-09
EP4255652A1 (en) 2023-10-11

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Effective date: 20231208

RIC1 Information provided on ipc code assigned before grant

Ipc: B21D 22/20 20060101ALI20231204BHEP

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