EP3446805A1 - Formage superplastique et procédé de liaison par diffusion - Google Patents

Formage superplastique et procédé de liaison par diffusion Download PDF

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Publication number
EP3446805A1
EP3446805A1 EP17187302.9A EP17187302A EP3446805A1 EP 3446805 A1 EP3446805 A1 EP 3446805A1 EP 17187302 A EP17187302 A EP 17187302A EP 3446805 A1 EP3446805 A1 EP 3446805A1
Authority
EP
European Patent Office
Prior art keywords
sheet
gas
skin
core
sheets
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.)
Ceased
Application number
EP17187302.9A
Other languages
German (de)
English (en)
Inventor
designation of the inventor has not yet been filed The
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.)
BAE Systems PLC
Original Assignee
BAE Systems PLC
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 BAE Systems PLC filed Critical BAE Systems PLC
Priority to EP17187302.9A priority Critical patent/EP3446805A1/fr
Priority to EP18752617.3A priority patent/EP3672744B1/fr
Priority to CA3072031A priority patent/CA3072031A1/fr
Priority to ES18752617T priority patent/ES2947324T3/es
Priority to US16/634,920 priority patent/US10821541B2/en
Priority to PCT/GB2018/052277 priority patent/WO2019038517A1/fr
Priority to AU2018319367A priority patent/AU2018319367B2/en
Publication of EP3446805A1 publication Critical patent/EP3446805A1/fr
Ceased legal-status Critical Current

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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
    • 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
    • B21D26/055—Blanks having super-plastic properties
    • 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
    • B21D26/059—Layered blanks
    • 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
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • 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
    • B21D53/00—Making other particular articles
    • B21D53/78—Making other particular articles propeller blades; turbine blades
    • 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
    • B21D53/00—Making other particular articles
    • B21D53/92—Making other particular articles other parts for aircraft
EP17187302.9A 2017-08-22 2017-08-22 Formage superplastique et procédé de liaison par diffusion Ceased EP3446805A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP17187302.9A EP3446805A1 (fr) 2017-08-22 2017-08-22 Formage superplastique et procédé de liaison par diffusion
EP18752617.3A EP3672744B1 (fr) 2017-08-22 2018-08-10 Formage superplastique et procédé de liaison par diffusion
CA3072031A CA3072031A1 (fr) 2017-08-22 2018-08-10 Procede de formation superplastique et de liaison par diffusion
ES18752617T ES2947324T3 (es) 2017-08-22 2018-08-10 Procedimiento de conformación superplástica y unión por difusión
US16/634,920 US10821541B2 (en) 2017-08-22 2018-08-10 Superplastic forming and diffusion bonding process
PCT/GB2018/052277 WO2019038517A1 (fr) 2017-08-22 2018-08-10 Procédé de formation superplastique et de liaison par diffusion
AU2018319367A AU2018319367B2 (en) 2017-08-22 2018-08-10 Superplastic forming and diffusion bonding process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17187302.9A EP3446805A1 (fr) 2017-08-22 2017-08-22 Formage superplastique et procédé de liaison par diffusion

Publications (1)

Publication Number Publication Date
EP3446805A1 true EP3446805A1 (fr) 2019-02-27

Family

ID=59713831

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17187302.9A Ceased EP3446805A1 (fr) 2017-08-22 2017-08-22 Formage superplastique et procédé de liaison par diffusion

Country Status (1)

Country Link
EP (1) EP3446805A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109955042A (zh) * 2019-03-28 2019-07-02 中国航空制造技术研究院 钛合金空心结构的制备方法
CN110508891A (zh) * 2019-09-06 2019-11-29 中国航空制造技术研究院 一种钛合金密闭带筋空心结构成形方法
US11260952B2 (en) * 2019-09-26 2022-03-01 The Boeing Company Reinforced superplastic formed and diffusion bonded structures

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030480A (en) 1978-09-29 1980-04-10 British Aerospace Method of making a stiffened panel
US4304821A (en) 1978-04-18 1981-12-08 Mcdonnell Douglas Corporation Method of fabricating metallic sandwich structure
GB2129340A (en) 1982-11-09 1984-05-16 British Aerospace Stiffened panel
US4534503A (en) 1982-11-09 1985-08-13 British Aerospace Public Limited Company Stiffened panel
US4607783A (en) 1982-11-09 1986-08-26 British Aerospace Plc Stiffened panel with apertures
US5143276A (en) 1988-09-09 1992-09-01 British Aerospace Plc Domed structures and a method of making them by superplastic forming and diffusion bonding
EP0502620A1 (fr) 1991-02-23 1992-09-09 British Aerospace Public Limited Company Perfectionnement relatif aux composants formés superplastiquement
US5994666A (en) 1996-01-12 1999-11-30 The Boeing Company Multisheet metal sandwich structures
EP1455965B1 (fr) * 2001-12-21 2007-01-10 BAE Systems PLC Procede de formage superplastique et de liaison par diffusion

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304821A (en) 1978-04-18 1981-12-08 Mcdonnell Douglas Corporation Method of fabricating metallic sandwich structure
GB2030480A (en) 1978-09-29 1980-04-10 British Aerospace Method of making a stiffened panel
US4351470A (en) 1978-09-29 1982-09-28 British Aerospace Public Limited Company Method of making a stiffened panel
GB2129340A (en) 1982-11-09 1984-05-16 British Aerospace Stiffened panel
US4534503A (en) 1982-11-09 1985-08-13 British Aerospace Public Limited Company Stiffened panel
US4607783A (en) 1982-11-09 1986-08-26 British Aerospace Plc Stiffened panel with apertures
US5143276A (en) 1988-09-09 1992-09-01 British Aerospace Plc Domed structures and a method of making them by superplastic forming and diffusion bonding
EP0502620A1 (fr) 1991-02-23 1992-09-09 British Aerospace Public Limited Company Perfectionnement relatif aux composants formés superplastiquement
US5994666A (en) 1996-01-12 1999-11-30 The Boeing Company Multisheet metal sandwich structures
EP1455965B1 (fr) * 2001-12-21 2007-01-10 BAE Systems PLC Procede de formage superplastique et de liaison par diffusion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109955042A (zh) * 2019-03-28 2019-07-02 中国航空制造技术研究院 钛合金空心结构的制备方法
CN110508891A (zh) * 2019-09-06 2019-11-29 中国航空制造技术研究院 一种钛合金密闭带筋空心结构成形方法
US11260952B2 (en) * 2019-09-26 2022-03-01 The Boeing Company Reinforced superplastic formed and diffusion bonded structures

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