ZA854523B - Method and apparatus for checking the wall thickness of a layer - Google Patents

Method and apparatus for checking the wall thickness of a layer

Info

Publication number
ZA854523B
ZA854523B ZA854523A ZA854523A ZA854523B ZA 854523 B ZA854523 B ZA 854523B ZA 854523 A ZA854523 A ZA 854523A ZA 854523 A ZA854523 A ZA 854523A ZA 854523 B ZA854523 B ZA 854523B
Authority
ZA
South Africa
Prior art keywords
checking
layer
wall thickness
thickness
wall
Prior art date
Application number
ZA854523A
Other languages
English (en)
Inventor
Hubert Merki
Original Assignee
Zumbach Electronic Ag
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 Zumbach Electronic Ag filed Critical Zumbach Electronic Ag
Publication of ZA854523B publication Critical patent/ZA854523B/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06Insulating conductors or cables
    • H01B13/14Insulating conductors or cables by extrusion
    • H01B13/146Controlling the extrusion apparatus dependent on the capacitance or the thickness of the insulating material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/32Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • B29C48/327Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections with centering means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/08Measuring arrangements characterised by the use of optical techniques for measuring diameters
    • G01B11/10Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving
    • G01B11/105Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving using photoelectric detection means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/12Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters
    • G01B7/125Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters of objects while moving
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/30Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B7/31Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • G01B7/312Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/58Testing of lines, cables or conductors
    • G01R31/59Testing of lines, cables or conductors while the cable continuously passes the testing apparatus, e.g. during manufacture
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92076Position, e.g. linear or angular
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92114Dimensions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92114Dimensions
    • B29C2948/92123Diameter or circumference
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92114Dimensions
    • B29C2948/92152Thickness
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92247Optical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92276Magnetic properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92323Location or phase of measurement
    • B29C2948/92447Moulded article
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92533Torque
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92571Position, e.g. linear or angular
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/9298Start-up, shut-down or parameter setting phase; Emergency shut-down; Material change; Test or laboratory equipment or studies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06Rod-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12Articles with an irregular circumference when viewed in cross-section, e.g. window profiles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ZA854523A 1984-06-18 1985-06-14 Method and apparatus for checking the wall thickness of a layer ZA854523B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2939/84A CH667327A5 (de) 1984-06-18 1984-06-18 Verfahren und vorrichtung zum pruefen der wandstaerke einer isolierenden schicht.

Publications (1)

Publication Number Publication Date
ZA854523B true ZA854523B (en) 1986-02-26

Family

ID=4245032

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA854523A ZA854523B (en) 1984-06-18 1985-06-14 Method and apparatus for checking the wall thickness of a layer

Country Status (11)

Country Link
US (1) US4641525A (fr)
JP (1) JPS6111606A (fr)
BE (1) BE902638A (fr)
CA (1) CA1225153A (fr)
CH (1) CH667327A5 (fr)
DE (1) DE3521444A1 (fr)
ES (1) ES8609698A1 (fr)
FR (1) FR2566115B1 (fr)
GB (1) GB2160654B (fr)
IT (1) IT1209639B (fr)
ZA (1) ZA854523B (fr)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4814703A (en) * 1987-08-04 1989-03-21 The Boeing Company Method and apparatus for gap measurement between a graphite/epoxy structure and a metallic model
US4862079A (en) * 1987-11-16 1989-08-29 Westinghouse Electric Corp. Magnetic method and apparatus for measuring and locating wear of control rods in nuclear reactors
DE68904717T2 (de) * 1988-09-16 1993-08-19 Tabacs & Allumettes Ind Vorrichtung zum messen einer querabmessung eines im wesentlichen zylindrischen objektes.
FR2646904B1 (fr) * 1989-05-09 1991-08-23 Tabacs & Allumettes Ind Dispositif de mesure d'une dimension transversale d'un objet sensiblement cylindrique, pour une pluralite de sections de cet objet
US4930364A (en) * 1988-10-05 1990-06-05 Emhart Industries, Inc. Glass container inspecting machine
US5355083A (en) * 1988-11-16 1994-10-11 Measurex Corporation Non-contact sensor and method using inductance and laser distance measurements for measuring the thickness of a layer of material overlaying a substrate
JP2622885B2 (ja) * 1989-10-09 1997-06-25 明産株式会社 シート厚さ測定装置
DE3942214A1 (de) * 1989-12-21 1991-06-27 Sikora Industrieelektronik Vorrichtung zur messung der exzentrizitaet einer einen leiter umgebenden ummantelung aus kunststoffmaterial
DE4007363A1 (de) * 1990-03-08 1991-09-12 Weber Maschinenbau Gmbh Verfahren zur messung der dicke einer schicht auf einem traegermaterial
DE4023610C2 (de) * 1990-07-25 1995-03-30 Sikora Industrieelektronik Optische Vorrichtung für die Prüfung von Strängen, insbesondere von Kabeln
DE4036868A1 (de) * 1990-11-19 1992-05-21 Windmoeller & Hoelscher Vorrichtung zum messen der foliendicke an einem zu einer folienschlauchblase aufgeblasenen folienschlauch in einer blasfolienanlage
IT1247920B (it) * 1991-05-13 1995-01-05 Pirelli Cavi S P A Dir Proprie Testa di estrusione per applicare rivestimenti in materiale polimerico su semilavorati di conformazione cilindrica allungata
FR2689230B1 (fr) * 1992-03-26 1994-05-20 Souriau Cie Procede de mesure relative de l'axe d'une ouverture et de l'axe d'un contour cylindrique.
CN1037209C (zh) * 1992-08-24 1998-01-28 冶金工业部钢铁研究总院 电磁反射式测厚仪
JPH0647812U (ja) * 1992-12-07 1994-06-28 三島光産株式会社 円形断面を持つ金属長尺物体の検査装置
US5532588A (en) * 1993-02-26 1996-07-02 Beta Instrument Co., Ltd. Cable eccentricity gauge including an E-shaped core and a sensor coil disposed between an outer tip of the central limb and the cable
GB9303978D0 (en) * 1993-02-26 1993-04-14 Beta Instr Co An eccentricity gauge
JP2620194B2 (ja) * 1993-07-21 1997-06-11 アルファー技研工業株式会社 電線被覆ラインの外径制御立上げ方法および外径立上げ制御装置
GB9320655D0 (en) * 1993-10-07 1993-11-24 Beta Instr Co Electrical cables
DE4412122C2 (de) * 1994-04-08 1996-11-28 Sikora Industrieelektronik Vorrichtung zur Messung der Lage eines Leiterstrangs eines Kabels im Kabelmantel
GB2291185A (en) * 1994-07-12 1996-01-17 Beta Instr Co Eccentricity gauge
JP2979988B2 (ja) * 1994-12-21 1999-11-22 住友電装株式会社 電線束の太さ計算方法および装置
GB2312043B (en) * 1996-04-12 2000-07-05 Beta Instr Co Thickness measuring device
US6606403B2 (en) * 2000-05-04 2003-08-12 Daniel Freifeld Repetitive inspection system with intelligent tools
IT1319127B1 (it) * 2000-11-23 2003-09-23 Electronic Systems Spa Dispositivo e metodo per misurare lo sbilanciamento di un'animametallica ferromagnetica inserita all'interno di un nastro in
EP1495284B1 (fr) * 2002-04-08 2010-12-22 Zumbach Electronic Ag Systeme et procede sans contact pour mesurer le centrage et le diametre
EP1467203A1 (fr) 2003-04-10 2004-10-13 Zumbach Electronic Ag Dispositif et procédé de mesure d'un cable plat extrudé
US7461463B1 (en) * 2007-05-16 2008-12-09 Beta Lasermike, Inc. Eccentricity gauge for wire and cable and method for measuring concentricity
EP2159534A1 (fr) * 2008-08-27 2010-03-03 Beta LaserMike, Inc. Jauge d'excentricité pour un fil et un câble, et procédé de mesure de la concentricité
CN102141381B (zh) * 2010-12-23 2015-11-25 苏州天准科技股份有限公司 一种影像式电缆绝缘层和护套的厚度及外形尺寸自动测量仪
JP2014038726A (ja) * 2012-08-13 2014-02-27 Sumitomo Electric Ind Ltd 被覆線条体の外径異常検出方法
WO2015052941A1 (fr) * 2013-10-11 2015-04-16 古河電気工業株式会社 Procédé d'inspection d'épaisseur de revêtement et dispositif d'inspection d'épaisseur de revêtement
US9592528B2 (en) 2015-04-22 2017-03-14 Delphi Technologies, Inc. Extruding machine
US10641593B2 (en) * 2016-04-01 2020-05-05 Schleuniger Holding Ag Combination sensor
WO2017168236A1 (fr) 2016-04-01 2017-10-05 Schleuniger Holding Ag Capteur combiné
CN107152918B (zh) * 2017-05-26 2020-07-10 重庆泰山电缆有限公司 一种超高压电缆线芯测偏仪校准的专用治具
CN107764224B (zh) * 2017-11-22 2024-01-23 长飞光纤光缆四川有限公司 一种光缆缺陷检测方法及系统
CN108592834B (zh) * 2018-06-20 2023-10-31 国网安徽省电力有限公司电力科学研究院 一种用于电缆绝缘层厚度及内外径尺寸的测量装置
US11785675B2 (en) * 2018-09-02 2023-10-10 Schluter Systems L.P. Surface heating assembly and related methods
CN110514097B (zh) * 2019-09-12 2020-12-15 南通贝斯特钢丝有限公司 一种锚链直径检测设备
CN111998753A (zh) * 2020-08-28 2020-11-27 童孝俊 一种电缆质量检测设备
CN113091680B (zh) * 2021-03-09 2022-08-09 宜昌红旗中泰电缆有限公司 交联电缆绝缘层在线联合检测控制装置及方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA710969A (en) * 1965-06-01 Daniel P. Woodard, Jr. Insulated conductor concentricity monitoring device
US3426437A (en) * 1966-07-13 1969-02-11 Allegheny Ludlum Steel Eccentricity determination system
CH463124A (de) * 1967-02-23 1968-09-30 Zumbach Electronic Automatic Verfahren zur Prüfung einer auf einem Körper aufgebrachten Ummantelung und Vorrichtung zur Durchführung dieses Verfahrens
US3693075A (en) * 1969-11-15 1972-09-19 Forster F M O Eddy current system for testing tubes for defects,eccentricity,and wall thickness
BE756811A (fr) * 1969-12-04 1971-03-01 Ver Deutsche Metallwerke Ag Procede de controle du diametre interieur de tubes
CH537002A (de) * 1970-04-24 1973-05-15 Zumbach Electronic Automatic Verfahren und Vorrichtung zur Messung einer Isolierschichtdicke
DK140447B (da) * 1970-10-06 1979-08-27 Risoe Forsoegsanlaeg Apparat til kortlægning af tværsnitsdimensionerne for rørformede emner.
JPS5154452A (en) * 1974-11-08 1976-05-13 Sumitomo Metal Ind Kantanno nikuatsuosokuteisuruhoho
DE2517710A1 (de) * 1975-04-22 1976-11-04 Harald Sikora Isolationswandstaerkenmessgeraet
DE2517709C3 (de) * 1975-04-22 1979-07-12 Harald 2800 Bremen Sikora Vorrichtung zur Messung und Regelung der Wanddicke von isolierten Strängen
JPS5288054A (en) * 1976-01-16 1977-07-22 Osaka Kiko Co Ltd Method of and apparatus for accurately measuring inner and outer diameter of work
CA1038038A (fr) * 1976-04-30 1978-09-05 Northern Telecom Limited Appareil de mesure de l'epaisseur d'enduits non metalliques
JPS5667704A (en) * 1979-11-08 1981-06-08 Kobe Steel Ltd Automatic nondestructive measuring method for eccentricity of coated welding rod
JPS57506A (en) * 1980-06-02 1982-01-05 Furukawa Electric Co Ltd:The Method for measuring wall thickness of outer coating of electrical cable
DE3303637C2 (de) * 1983-02-03 1985-03-21 Wieland-Werke Ag, 7900 Ulm Vorrichtung zur Messung der Querschnittsabmessungen an hohlzylindrischen Werkstücken

Also Published As

Publication number Publication date
JPS6111606A (ja) 1986-01-20
CH667327A5 (de) 1988-09-30
IT8521204A0 (it) 1985-06-19
ES544318A0 (es) 1986-09-01
FR2566115B1 (fr) 1990-05-11
CA1225153A (fr) 1987-08-04
IT1209639B (it) 1989-08-30
GB2160654A (en) 1985-12-24
US4641525A (en) 1987-02-10
GB2160654B (en) 1988-01-20
DE3521444A1 (de) 1985-12-19
FR2566115A1 (fr) 1985-12-20
JPH0539407B2 (fr) 1993-06-15
ES8609698A1 (es) 1986-09-01
BE902638A (fr) 1985-09-30
GB8515080D0 (en) 1985-07-17

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