AU5380279A - Measurement of bolt or screw tension - Google Patents

Measurement of bolt or screw tension

Info

Publication number
AU5380279A
AU5380279A AU53802/79A AU5380279A AU5380279A AU 5380279 A AU5380279 A AU 5380279A AU 53802/79 A AU53802/79 A AU 53802/79A AU 5380279 A AU5380279 A AU 5380279A AU 5380279 A AU5380279 A AU 5380279A
Authority
AU
Australia
Prior art keywords
bolt
measurement
screw tension
tension
screw
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.)
Abandoned
Application number
AU53802/79A
Inventor
Detlev Heinrich Walter Prestel
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 AU5380279A publication Critical patent/AU5380279A/en
Abandoned 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)
AU53802/79A 1978-12-14 1979-12-13 Measurement of bolt or screw tension Abandoned AU5380279A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782853988 DE2853988A1 (en) 1978-12-14 1978-12-14 METHOD FOR INDIRECTLY MEASURING THE BOLT TENSION
DE28539880 1978-12-14

Publications (1)

Publication Number Publication Date
AU5380279A true AU5380279A (en) 1980-07-10

Family

ID=6057171

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53802/79A Abandoned AU5380279A (en) 1978-12-14 1979-12-13 Measurement of bolt or screw tension

Country Status (11)

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

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3100842A1 (en) * 1981-01-14 1982-08-12 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg DEVICE FOR MEASURING THE BOLT TENSION
JPS5876795A (en) * 1981-10-31 1983-05-09 Hagiwara Denki Kk Timing circuit
FR2538470B1 (en) * 1982-12-28 1985-06-28 Prolhac Robert ULTRASONICALLY CONTROLLED TIGHTENING SCREW AND ITS TARING DEVICE
FR2542869B1 (en) * 1983-03-16 1985-08-30 Centre Techn Ind Mecanique TIGHTENING AND ULTRASONIC MEASUREMENT OF TIGHTENING VOLTAGES
FR2542657B1 (en) * 1983-03-17 1985-11-29 Facom DYNAMOMETRIC TIGHTENING APPARATUS
FR2561562B1 (en) * 1984-03-23 1988-03-25 Framatome Sa TIGHTENING DEVICE OF A SCREWED ASSEMBLY COMPRISING A MEANS OF ULTRASONIC CONTROL OF THE TENSION OF ONE OF THE ELEMENTS OF THIS ASSEMBLY
GB8424262D0 (en) * 1984-09-26 1984-10-31 Univ City Nondestructive testing
JPH074530Y2 (en) * 1988-12-07 1995-02-01 三菱重工業株式会社 Bolt tightening tool with axial force sensor
JPH02274476A (en) * 1989-04-17 1990-11-08 Hitachi Constr Mach Co Ltd Bolt fastening device
US5058439A (en) * 1990-06-06 1991-10-22 The Babcock & Wilcox Company Ut socket assembly
FR2720025B1 (en) * 1994-05-18 1996-08-02 Facom Device for attaching an instrument to a drive head of a threaded member, and its application to a dynamometric device.
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
US6314817B1 (en) 1998-05-14 2001-11-13 Atlas Copco Tools Ab Method for tightening a threaded fastener above its yield point
SE518436C2 (en) * 1998-05-14 2002-10-08 Atlas Copco Tools Ab Method for determining the axial force of a threaded fastener when tightening over the tension limit
DE10042291C1 (en) * 2000-08-29 2002-02-14 Fraunhofer Ges Forschung Method to monitor screwing process; involves using pulse-echo technique before and during screwing process and comparing echo times for screw material and screwing tension
CN102262021B (en) * 2010-05-28 2013-08-21 上海宝冶工程技术有限公司 Torque force testing device for large-sized bolt
US9632016B2 (en) * 2013-05-20 2017-04-25 The Boeing Company Material strain measurement method by means of laser ablation
NO2694065T3 (en) * 2014-12-12 2018-05-12
CN110579305A (en) * 2018-06-11 2019-12-17 北京艾法斯特科技发展有限公司 Intelligent sleeve system for ultrasonically measuring bolt axial force in real time
CN117030477B (en) * 2023-07-28 2024-05-24 广州华立学院 Ultrasonic-based detection method for locking force of fixing piece

Also Published As

Publication number Publication date
DD147642A1 (en) 1981-04-15
RO81473B (en) 1983-04-30
ZA796758B (en) 1980-12-31
GB2037430A (en) 1980-07-09
JPS5582935A (en) 1980-06-23
DK532079A (en) 1980-06-15
FR2444267B3 (en) 1982-03-12
DE2853988A1 (en) 1980-07-17
NL7908910A (en) 1980-06-17
FR2444267A1 (en) 1980-07-11
RO81473A (en) 1983-04-29
SE7910209L (en) 1980-06-15

Similar Documents

Publication Publication Date Title
AU5380279A (en) Measurement of bolt or screw tension
GB2018929B (en) Screw anchor
GB2027151B (en) Recessedhead screw
AU538740B2 (en) Amides of acyl-carnitines
AU527837B2 (en) Substituted benzamide derivatives
YU213479A (en) Screw connection
JPS5557712A (en) Locking device of screw connected portion
GB2024979B (en) Threaded locking fastener
AU4879579A (en) Profile measurement
AU520160B2 (en) Rheological measurements
JPS5572903A (en) Screw grommet
AU527075B2 (en) Electrolyas of hc1
AU527407B2 (en) Detecting the passing of an object
AU525246B2 (en) Entering end portion of drill screw
GB2050549B (en) Anchoring nuts or screws
GB2040769B (en) Self-tapping screw
JPS54162060A (en) Tightening device of combined bolt
GB2029539B (en) Nut with limitation of tension
AU528337B2 (en) Derivatives of pyrrolidinecarboxaldehyde
AU518308B2 (en) Line condition measurement
AU535256B2 (en) Screw fixing nut
AU5312579A (en) Releasing screw threaded members
GB2034027B (en) Measurement of the brightness of milled products
SU637560A1 (en) Method of tightening threaded connection
JPS5486052A (en) Construction of screw tightening section