JPH0414727B2 - - Google Patents

Info

Publication number
JPH0414727B2
JPH0414727B2 JP60008705A JP870585A JPH0414727B2 JP H0414727 B2 JPH0414727 B2 JP H0414727B2 JP 60008705 A JP60008705 A JP 60008705A JP 870585 A JP870585 A JP 870585A JP H0414727 B2 JPH0414727 B2 JP H0414727B2
Authority
JP
Japan
Prior art keywords
signal
screw
counter
valley
peak
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.)
Expired - Lifetime
Application number
JP60008705A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61167807A (ja
Inventor
Kenichi Matsui
Mitsuhito Kamei
Toshiro Nakajima
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.)
Mitsubishi Electric Corp
Nippon Steel Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp, Sumitomo Metal Industries Ltd filed Critical Mitsubishi Electric Corp
Priority to JP870585A priority Critical patent/JPS61167807A/ja
Publication of JPS61167807A publication Critical patent/JPS61167807A/ja
Publication of JPH0414727B2 publication Critical patent/JPH0414727B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP870585A 1985-01-21 1985-01-21 ねじの表面検査装置 Granted JPS61167807A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP870585A JPS61167807A (ja) 1985-01-21 1985-01-21 ねじの表面検査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP870585A JPS61167807A (ja) 1985-01-21 1985-01-21 ねじの表面検査装置

Publications (2)

Publication Number Publication Date
JPS61167807A JPS61167807A (ja) 1986-07-29
JPH0414727B2 true JPH0414727B2 (en]) 1992-03-13

Family

ID=11700350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP870585A Granted JPS61167807A (ja) 1985-01-21 1985-01-21 ねじの表面検査装置

Country Status (1)

Country Link
JP (1) JPS61167807A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007017747B4 (de) * 2007-04-12 2009-05-07 V & M Deutschland Gmbh Verfahren und Vorrichtung zur optischen Vermessung von Außengewinden
JP4965495B2 (ja) * 2008-03-31 2012-07-04 トヨタ自動車株式会社 ねじを検査する方法と装置
CN119289849B (zh) * 2024-12-13 2025-06-10 江苏泉天下智能装备有限公司 一种干式螺杆真空泵转子表面检测装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57165705A (en) * 1981-04-06 1982-10-12 Nippon Kokan Kk <Nkk> Tester for screw member

Also Published As

Publication number Publication date
JPS61167807A (ja) 1986-07-29

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