FR2440553A1 - Tete rotative pour examiner une piece allongee en matiere ferromagnetique - Google Patents

Tete rotative pour examiner une piece allongee en matiere ferromagnetique

Info

Publication number
FR2440553A1
FR2440553A1 FR7927029A FR7927029A FR2440553A1 FR 2440553 A1 FR2440553 A1 FR 2440553A1 FR 7927029 A FR7927029 A FR 7927029A FR 7927029 A FR7927029 A FR 7927029A FR 2440553 A1 FR2440553 A1 FR 2440553A1
Authority
FR
France
Prior art keywords
ferromagnetic material
rotating head
examining
elongated part
circular
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
FR7927029A
Other languages
English (en)
Other versions
FR2440553B1 (fr
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.)
Institut Dr Friedrich Foerster Pruefgeraetebau GmbH and Co KG
Original Assignee
Institut Dr Friedrich Foerster Pruefgeraetebau GmbH and Co KG
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 Institut Dr Friedrich Foerster Pruefgeraetebau GmbH and Co KG filed Critical Institut Dr Friedrich Foerster Pruefgeraetebau GmbH and Co KG
Publication of FR2440553A1 publication Critical patent/FR2440553A1/fr
Application granted granted Critical
Publication of FR2440553B1 publication Critical patent/FR2440553B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9013—Arrangements for scanning

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Abstract

METALLURGIE. TETE ROTATIVE DONT LA SONDE DE MESURE 48 DU FLUX DE DISPERSION, SE TROUVANT SUR L'EXTREMITE AVANT DU LEVIER DE SUPPORT 37, SE DEPLACE LORS DU PIVOTEMENT DE CE DERNIER SELON UNE TRAJECTOIRE CIRCULAIRE QUI PASSE SENSIBLEMENT PAR L'AXE DE LA PIECE A EXAMINER 3 ET EN CE QUE LES POLES 21, 28, 22, 29 LORS DE LEUR REGLAGE DECRIVENT DES TRAJECTOIRES CIRCULAIRES 33, 34 OU SENSIBLEMENT CIRCULAIRES DE SENS OPPOSE ET QUI SONT A PEU PRES TANGENTES DANS L'AXE DE LA PIECE A EXAMINER 3. MACHINE D'ESSAI POUR PIECES EN MATIERE FERROMAGNETIQUE.
FR7927029A 1978-11-03 1979-10-31 Tete rotative pour examiner une piece allongee en matiere ferromagnetique Granted FR2440553A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782847716 DE2847716C3 (de) 1978-11-03 1978-11-03 Rotierkopf zum Prüfen von langgestrecktem ferromagnetischem Prüfgut

Publications (2)

Publication Number Publication Date
FR2440553A1 true FR2440553A1 (fr) 1980-05-30
FR2440553B1 FR2440553B1 (fr) 1983-12-09

Family

ID=6053782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7927029A Granted FR2440553A1 (fr) 1978-11-03 1979-10-31 Tete rotative pour examiner une piece allongee en matiere ferromagnetique

Country Status (3)

Country Link
DE (1) DE2847716C3 (fr)
FR (1) FR2440553A1 (fr)
GB (1) GB2034049B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4495465A (en) * 1982-05-03 1985-01-22 Rotesco Inc. Method and apparatus for non-destructive testing of magnetically permeable bodies using a first flux to saturate the body and a second flux opposing the first flux to produce a measurable flux
DE3603153A1 (de) * 1986-02-01 1987-08-06 Nukem Gmbh Anordnung fuer die zerstoerungsfreie pruefung von zylinderfoermigen werkstuecken
DE3708454A1 (de) * 1987-03-16 1988-09-29 Foerster Inst Dr Friedrich Pruefkopf und verfahren zum fertigen eines solchen pruefkopfes
JPH02221857A (ja) * 1989-02-22 1990-09-04 Hara Denshi Sokki Kk 回転式漏洩磁束探傷機の回転ヘッド機構
DE9011477U1 (fr) * 1990-08-07 1990-12-20 Nukem Gmbh, 8755 Alzenau, De
DE9011478U1 (fr) * 1990-08-07 1990-12-20 Nukem Gmbh, 8755 Alzenau, De
DE4314274C2 (de) * 1993-04-30 1995-11-30 Foerster Inst Dr Friedrich Verfahren und Vorrichtung zur automatischen Durchmesserverstellung von an einem rotierend angetriebenen Prüfkopf vorgesehenen Gebern von Meß- und/oder Prüfeinrichtungen
DE19963231A1 (de) * 1999-12-27 2001-06-28 Foerster Inst Dr Friedrich Prüfeinrichtung zum Prüfen von langgestreckten Gegenständen
DE202005003685U1 (de) 2005-03-08 2005-10-13 Zindler, Pascale Mignard Technische Neuerungen im Magnetkreis des Hochenergiewechselfeldjochs
WO2008040312A1 (fr) * 2006-09-28 2008-04-10 Prüftechnik Dieter Busch AG dispositif de test du flux magnétique de fuite pour éprouvettes tubulaires
US8264221B2 (en) * 2009-07-31 2012-09-11 Olympus Ndt Eddy current probe assembly adjustable for inspecting test objects of different sizes
CN111272865A (zh) * 2020-03-11 2020-06-12 洛阳双瑞特种装备有限公司 一种基于阵列涡流检测金属波纹管缺陷的方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3299350A (en) * 1964-02-24 1967-01-17 Plastic Applicators Rotating pipe inspection assembly with solenoid operated means to raise and lower the sensor means
DE1946142A1 (de) * 1968-09-11 1970-03-19 American Mach & Foundry Magnetische Untersuchungsvorrichtung fuer Rohre
US3736501A (en) * 1971-03-25 1973-05-29 Automation Ind Inc Rotatable test device having diametrically opposed sensors and counterweights interlinked for radial movement by centrifugal force

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3299350A (en) * 1964-02-24 1967-01-17 Plastic Applicators Rotating pipe inspection assembly with solenoid operated means to raise and lower the sensor means
DE1946142A1 (de) * 1968-09-11 1970-03-19 American Mach & Foundry Magnetische Untersuchungsvorrichtung fuer Rohre
FR2017833A1 (fr) * 1968-09-11 1970-05-22 American Mach & Foundry
US3582771A (en) * 1968-09-11 1971-06-01 Amf Inc Movable inspection device with fluid pressure operated retractors mounted on a rotating member
US3736501A (en) * 1971-03-25 1973-05-29 Automation Ind Inc Rotatable test device having diametrically opposed sensors and counterweights interlinked for radial movement by centrifugal force

Also Published As

Publication number Publication date
DE2847716C3 (de) 1981-04-23
GB2034049B (en) 1983-01-19
DE2847716B2 (de) 1980-08-21
GB2034049A (en) 1980-05-29
FR2440553B1 (fr) 1983-12-09
DE2847716A1 (de) 1980-05-08

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