GB2037430A - Method of indirect measurement of bolt or screw pre- stressing - Google Patents

Method of indirect measurement of bolt or screw pre- stressing Download PDF

Info

Publication number
GB2037430A
GB2037430A GB7943180A GB7943180A GB2037430A GB 2037430 A GB2037430 A GB 2037430A GB 7943180 A GB7943180 A GB 7943180A GB 7943180 A GB7943180 A GB 7943180A GB 2037430 A GB2037430 A GB 2037430A
Authority
GB
United Kingdom
Prior art keywords
bolt
screw
ultrasonic
probe
stressing
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.)
Withdrawn
Application number
GB7943180A
Other languages
English (en)
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.)
MAN AG
Original Assignee
MAN Maschinenfabrik Augsburg Nuernberg 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 MAN Maschinenfabrik Augsburg Nuernberg AG filed Critical MAN Maschinenfabrik Augsburg Nuernberg AG
Publication of GB2037430A publication Critical patent/GB2037430A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
    • B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
    • B25B23/1422—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters
    • B25B23/1425—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters by electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/24—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
    • G01L5/246—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed using acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02827—Elastic parameters, strength or force
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/269—Various geometry objects
    • G01N2291/2691—Bolts, screws, heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
GB7943180A 1978-12-14 1979-12-14 Method of indirect measurement of bolt or screw pre- stressing Withdrawn GB2037430A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782853988 DE2853988A1 (de) 1978-12-14 1978-12-14 Verfahren zur indirekten messung der schraubenvorspannung

Publications (1)

Publication Number Publication Date
GB2037430A true GB2037430A (en) 1980-07-09

Family

ID=6057171

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7943180A Withdrawn GB2037430A (en) 1978-12-14 1979-12-14 Method of indirect measurement of bolt or screw pre- stressing

Country Status (11)

Country Link
JP (1) JPS5582935A (da)
AU (1) AU5380279A (da)
DD (1) DD147642A1 (da)
DE (1) DE2853988A1 (da)
DK (1) DK532079A (da)
FR (1) FR2444267A1 (da)
GB (1) GB2037430A (da)
NL (1) NL7908910A (da)
RO (1) RO81473B (da)
SE (1) SE7910209L (da)
ZA (1) ZA796758B (da)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2165050A (en) * 1984-09-26 1986-04-03 Univ City Non-destructive ultrasonic testing of structures to measure stress
US5058439A (en) * 1990-06-06 1991-10-22 The Babcock & Wilcox Company Ut socket assembly
EP0683394A1 (fr) * 1994-05-18 1995-11-22 Facom Dispositif d'accrochage d'un instrument de mesure sur une tête de vis
US5589640A (en) * 1996-04-03 1996-12-31 Butler; Patrick J. Method for detecting changes in preload on a tie rod installed as part of a core shroud repair in a boiling water reactor
EP0967053A2 (en) * 1998-05-14 1999-12-29 Atlas Copco Tools Ab Method for determining the axial load in a threaded fastener when tightened above its yield point
US6314817B1 (en) 1998-05-14 2001-11-13 Atlas Copco Tools Ab Method for tightening a threaded fastener above its yield point
GB2370121A (en) * 2000-08-29 2002-06-19 Fraunhofer Ges Forschung Ultrasonic monitoring and controlling of a screwing process
CN102262021A (zh) * 2010-05-28 2011-11-30 上海宝冶工程技术有限公司 一种大规格螺栓扭力测试设备
EP2806257B1 (en) * 2013-05-20 2020-06-03 The Boeing Company Material strain measurement method by means of laser ablation
CN117030477A (zh) * 2023-07-28 2023-11-10 广州华立学院 一种基于超声波的固定件锁付力检测方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3100842A1 (de) * 1981-01-14 1982-08-12 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Vorrichtung zur messung der schraubenvorspannung
JPS5876795A (ja) * 1981-10-31 1983-05-09 Hagiwara Denki Kk 計時回路
FR2538470B1 (fr) * 1982-12-28 1985-06-28 Prolhac Robert Vis de serrage controle par ultrason et son dispositif de tarage
FR2542869B1 (fr) * 1983-03-16 1985-08-30 Centre Techn Ind Mecanique Dispositif de serrage et de mesure par ultrasons des tensions de serrage
FR2542657B1 (fr) * 1983-03-17 1985-11-29 Facom Appareil de serrage dynamometrique
FR2561562B1 (fr) * 1984-03-23 1988-03-25 Framatome Sa Dispositif de serrage d'un assemblage visse comportant un moyen de controle par ultrasons de la pretension de l'un des elements de cet assemblage
JPH074530Y2 (ja) * 1988-12-07 1995-02-01 三菱重工業株式会社 軸力センサ付ボルト締付工具
JPH02274476A (ja) * 1989-04-17 1990-11-08 Hitachi Constr Mach Co Ltd ボルト締付け装置
NO2694065T3 (da) * 2014-12-12 2018-05-12
CN110579305A (zh) * 2018-06-11 2019-12-17 北京艾法斯特科技发展有限公司 一种超声实时测量螺栓轴力的智能套筒系统

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2165050A (en) * 1984-09-26 1986-04-03 Univ City Non-destructive ultrasonic testing of structures to measure stress
US5058439A (en) * 1990-06-06 1991-10-22 The Babcock & Wilcox Company Ut socket assembly
EP0683394A1 (fr) * 1994-05-18 1995-11-22 Facom Dispositif d'accrochage d'un instrument de mesure sur une tête de vis
FR2720025A1 (fr) * 1994-05-18 1995-11-24 Facom Dispositif d'accrochage d'un instrument sur une tête d'entraînement d'un organe fileté, et son application à un appareil dynamométrique.
US5721380A (en) * 1994-05-18 1998-02-24 Facom Device for fastening an instrument to the drive head of a threaded member, and its application to a dynamometric appliance
US5589640A (en) * 1996-04-03 1996-12-31 Butler; Patrick J. Method for detecting changes in preload on a tie rod installed as part of a core shroud repair in a boiling water reactor
US5809100A (en) * 1996-04-03 1998-09-15 Mpr Associates, Inc. Apparatus for detecting changes in preload on a tie rod installed as part of a core shroud repair in a boiling water reactor
EP0967053A3 (en) * 1998-05-14 2001-05-30 Atlas Copco Tools Ab Method for determining the axial load in a threaded fastener when tightened above its yield point
EP0967053A2 (en) * 1998-05-14 1999-12-29 Atlas Copco Tools Ab Method for determining the axial load in a threaded fastener when tightened above its yield point
US6314817B1 (en) 1998-05-14 2001-11-13 Atlas Copco Tools Ab Method for tightening a threaded fastener above its yield point
GB2370121A (en) * 2000-08-29 2002-06-19 Fraunhofer Ges Forschung Ultrasonic monitoring and controlling of a screwing process
GB2370121B (en) * 2000-08-29 2004-02-11 Fraunhofer Ges Forschung Method of monitoring and controlling a screwing process
CN102262021A (zh) * 2010-05-28 2011-11-30 上海宝冶工程技术有限公司 一种大规格螺栓扭力测试设备
CN102262021B (zh) * 2010-05-28 2013-08-21 上海宝冶工程技术有限公司 一种大规格螺栓扭力测试设备
EP2806257B1 (en) * 2013-05-20 2020-06-03 The Boeing Company Material strain measurement method by means of laser ablation
CN117030477A (zh) * 2023-07-28 2023-11-10 广州华立学院 一种基于超声波的固定件锁付力检测方法
CN117030477B (zh) * 2023-07-28 2024-05-24 广州华立学院 一种基于超声波的固定件锁付力检测方法

Also Published As

Publication number Publication date
DD147642A1 (de) 1981-04-15
RO81473B (ro) 1983-04-30
ZA796758B (en) 1980-12-31
JPS5582935A (en) 1980-06-23
DK532079A (da) 1980-06-15
FR2444267B3 (da) 1982-03-12
DE2853988A1 (de) 1980-07-17
NL7908910A (nl) 1980-06-17
FR2444267A1 (fr) 1980-07-11
AU5380279A (en) 1980-07-10
RO81473A (ro) 1983-04-29
SE7910209L (sv) 1980-06-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)