DE68918566D1 - Optischer Monitor zur superplastischen Verformung. - Google Patents

Optischer Monitor zur superplastischen Verformung.

Info

Publication number
DE68918566D1
DE68918566D1 DE68918566T DE68918566T DE68918566D1 DE 68918566 D1 DE68918566 D1 DE 68918566D1 DE 68918566 T DE68918566 T DE 68918566T DE 68918566 T DE68918566 T DE 68918566T DE 68918566 D1 DE68918566 D1 DE 68918566D1
Authority
DE
Germany
Prior art keywords
optical monitor
superplastic deformation
superplastic
deformation
monitor
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.)
Expired - Lifetime
Application number
DE68918566T
Other languages
English (en)
Inventor
Murray W Mahoney
Amit K Ghosh
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.)
Boeing North American Inc
Original Assignee
Rockwell International Corp
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 Rockwell International Corp filed Critical Rockwell International Corp
Application granted granted Critical
Publication of DE68918566D1 publication Critical patent/DE68918566D1/de
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
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/46—Measuring, controlling or regulating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S72/00—Metal deforming
    • Y10S72/709—Superplastic material

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE68918566T 1988-12-19 1989-12-14 Optischer Monitor zur superplastischen Verformung. Expired - Lifetime DE68918566D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/285,987 US5007265A (en) 1988-12-19 1988-12-19 Optical monitor for superplastic forming

Publications (1)

Publication Number Publication Date
DE68918566D1 true DE68918566D1 (de) 1994-11-03

Family

ID=23096546

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918566T Expired - Lifetime DE68918566D1 (de) 1988-12-19 1989-12-14 Optischer Monitor zur superplastischen Verformung.

Country Status (4)

Country Link
US (1) US5007265A (de)
EP (1) EP0374735B1 (de)
JP (1) JPH02219627A (de)
DE (1) DE68918566D1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5353618A (en) 1989-08-24 1994-10-11 Armco Steel Company, L.P. Apparatus and method for forming a tubular frame member
US5157969A (en) * 1989-11-29 1992-10-27 Armco Steel Co., L.P. Apparatus and method for hydroforming sheet metal
US5129248A (en) * 1991-01-02 1992-07-14 Mcdonnell Douglas Corporation Gas mass superplastic forming
JPH06505439A (ja) * 1991-12-03 1994-06-23 マクダネル　ダグラス　コーポレイション 超可塑性成形を制御するための排気ガス流量の使用
US5507164A (en) * 1992-10-05 1996-04-16 United Technologies Corporation Programmed forging system with graphic interface
EP0955106B1 (de) * 1998-05-06 2002-07-31 Alcan Technology & Management AG Vorrichtung zum Erfassen der Poren- oder Rissbildung an einer Folie
EP1173299A1 (de) * 1999-04-23 2002-01-23 Düsterhöft, Carsten Automatisiertes verfahren und vorrichtung zum spanlosen umformen eines körpers
GB2376910B (en) * 2001-06-30 2004-06-30 Rolls Royce Plc A method and apparatus for superplastically forming a workpiece
ES2279068T3 (es) * 2002-10-10 2007-08-16 Illinois Tool Works Inc. Ensayo de muestras.
BRPI0611342A2 (pt) 2005-04-29 2010-08-31 Tendix Dev Llc motor de combustão interna
DE102009030656A1 (de) * 2009-06-25 2010-12-30 Renolit Ag Analysevorrichtung und Verfahren zur Analyse eines Thermoformprozesses in einer Thermoform-Laminiervorrichtung
US20130161851A1 (en) * 2011-12-22 2013-06-27 Pilkington Group Limited Method and apparatus for detecting glass breakage during a process for encapsulating a tempered glass panel
KR102313910B1 (ko) * 2017-04-26 2021-10-19 한국재료연구원 연속 공정이 가능한 블로우 성형 장치
BE1026774B9 (nl) * 2018-11-09 2020-06-30 Skylux Nv Een werkwijze voor het produceren van een koepelelement

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51100954A (ja) * 1975-03-04 1976-09-06 Kawasaki Steel Co Tanzokakohoho
US4181000A (en) * 1977-10-04 1980-01-01 Rockwell International Corporation Method for superplastic forming
US4233831A (en) * 1978-02-06 1980-11-18 Rockwell International Corporation Method for superplastic forming
US4233829A (en) * 1978-10-10 1980-11-18 Rockwell International Corporation Apparatus for superplastic forming
US4288852A (en) * 1979-11-28 1981-09-08 General Motors Corporation Method and apparatus for automatically determining sheet metal strain
US4306436A (en) * 1980-05-12 1981-12-22 Rockwell International Corporation Method and apparatus for regulating preselected loads on forming dies
FR2523486B1 (fr) * 1982-03-17 1985-06-07 Snecma Dispositif et procede de controle de formage superplastique d'une piece metallique
US4598420A (en) * 1983-12-08 1986-07-01 Mts Systems Corporation Optical grid analyzer system for automatically determining strain in deformed sheet metal
JPS60244839A (ja) * 1984-05-19 1985-12-04 Kureha Chem Ind Co Ltd 材料試験装置
US4811582A (en) * 1987-12-21 1989-03-14 Aluminum Company Of America Strain rate control of superplastic forming

Also Published As

Publication number Publication date
US5007265A (en) 1991-04-16
EP0374735A3 (de) 1991-03-27
EP0374735A2 (de) 1990-06-27
EP0374735B1 (de) 1994-09-28
JPH02219627A (ja) 1990-09-03

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Legal Events

Date Code Title Description
8332 No legal effect for de