JPS51140656A - Method and apparatus for measuring plastic deformation quantity of ste el sheet - Google Patents

Method and apparatus for measuring plastic deformation quantity of ste el sheet

Info

Publication number
JPS51140656A
JPS51140656A JP6493375A JP6493375A JPS51140656A JP S51140656 A JPS51140656 A JP S51140656A JP 6493375 A JP6493375 A JP 6493375A JP 6493375 A JP6493375 A JP 6493375A JP S51140656 A JPS51140656 A JP S51140656A
Authority
JP
Japan
Prior art keywords
ste
sheet
plastic deformation
deformation quantity
measuring plastic
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.)
Pending
Application number
JP6493375A
Other languages
Japanese (ja)
Inventor
Chuzo Sudo
Sumio Kobayashi
Masayasu Kojima
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP6493375A priority Critical patent/JPS51140656A/en
Publication of JPS51140656A publication Critical patent/JPS51140656A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

PURPOSE: To enable optical and electrical measurement of a plastic defomration quantity of a steel sheet in press-molding to thereby save manpower and enhance measurement accuracy.
COPYRIGHT: (C)1976,JPO&Japio
JP6493375A 1975-05-28 1975-05-28 Method and apparatus for measuring plastic deformation quantity of ste el sheet Pending JPS51140656A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6493375A JPS51140656A (en) 1975-05-28 1975-05-28 Method and apparatus for measuring plastic deformation quantity of ste el sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6493375A JPS51140656A (en) 1975-05-28 1975-05-28 Method and apparatus for measuring plastic deformation quantity of ste el sheet

Publications (1)

Publication Number Publication Date
JPS51140656A true JPS51140656A (en) 1976-12-03

Family

ID=13272318

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6493375A Pending JPS51140656A (en) 1975-05-28 1975-05-28 Method and apparatus for measuring plastic deformation quantity of ste el sheet

Country Status (1)

Country Link
JP (1) JPS51140656A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52128167A (en) * 1976-04-21 1977-10-27 Lion Fat Oil Co Ltd Method of and apparatus for detecting thickness of hollow part formed
JP2005536739A (en) * 2002-08-20 2005-12-02 レジナルド ヴァーション Compression symbol strain gauge
JP2008039530A (en) * 2006-08-03 2008-02-21 Okayama Univ Strain measurement method and strain measuring apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52128167A (en) * 1976-04-21 1977-10-27 Lion Fat Oil Co Ltd Method of and apparatus for detecting thickness of hollow part formed
JPS5747403B2 (en) * 1976-04-21 1982-10-08
JP2005536739A (en) * 2002-08-20 2005-12-02 レジナルド ヴァーション Compression symbol strain gauge
JP2008039530A (en) * 2006-08-03 2008-02-21 Okayama Univ Strain measurement method and strain measuring apparatus

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