JP2892830B2 - 工作物のエッジを検知する方法及び装置 - Google Patents

工作物のエッジを検知する方法及び装置

Info

Publication number
JP2892830B2
JP2892830B2 JP2514250A JP51425090A JP2892830B2 JP 2892830 B2 JP2892830 B2 JP 2892830B2 JP 2514250 A JP2514250 A JP 2514250A JP 51425090 A JP51425090 A JP 51425090A JP 2892830 B2 JP2892830 B2 JP 2892830B2
Authority
JP
Japan
Prior art keywords
signal
light
edge
measurement signal
workpiece
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 - Fee Related
Application number
JP2514250A
Other languages
English (en)
Japanese (ja)
Other versions
JPH05501816A (ja
Inventor
クルト アルノルト
ヴォルフガング ハウク
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.)
GM Pfaff AG
Original Assignee
GM Pfaff 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 GM Pfaff AG filed Critical GM Pfaff AG
Publication of JPH05501816A publication Critical patent/JPH05501816A/ja
Application granted granted Critical
Publication of JP2892830B2 publication Critical patent/JP2892830B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B69/00—Driving-gear; Control devices
    • D05B69/22—Devices for stopping drive when sewing tools have reached a predetermined position
    • D05B69/24—Applications of devices for indicating or ascertaining sewing-tool position

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP2514250A 1989-10-20 1990-10-19 工作物のエッジを検知する方法及び装置 Expired - Fee Related JP2892830B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3934933.0 1989-10-20
DE19893934933 DE3934933A1 (de) 1989-10-20 1989-10-20 Anordnung und verfahren zum detektieren einer werkstueckkante

Publications (2)

Publication Number Publication Date
JPH05501816A JPH05501816A (ja) 1993-04-08
JP2892830B2 true JP2892830B2 (ja) 1999-05-17

Family

ID=6391818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2514250A Expired - Fee Related JP2892830B2 (ja) 1989-10-20 1990-10-19 工作物のエッジを検知する方法及び装置

Country Status (3)

Country Link
JP (1) JP2892830B2 (enExample)
DE (1) DE3934933A1 (enExample)
WO (1) WO1991005901A2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4422497C2 (de) * 1994-06-28 1996-06-05 Leuze Electronic Gmbh & Co Vorrichtung und Verfahren zum optoelektronischen Erfassen von Gegenständen
DE19729638A1 (de) * 1997-07-10 1999-01-14 Sick Ag Verfahren zum Betrieb eines opto-elektronischen Sensors
DE19852412B4 (de) * 1998-11-13 2006-03-09 Leuze Electronic Gmbh & Co Kg Lichttaster
DE10021590C2 (de) * 1999-05-08 2003-04-17 Leuze Electronic Gmbh & Co Optoelektronische Vorrichtung
JP5927805B2 (ja) * 2011-08-12 2016-06-01 株式会社ニコン エンコーダ装置、及び装置
JP5947704B2 (ja) * 2012-11-27 2016-07-06 東京特殊電線株式会社 積層体の検査方法、積層体検査装置および積層体製造装置
CN110749939B (zh) * 2018-07-23 2021-09-24 杰克缝纫机股份有限公司 一种缝纫机的布料检测方法及系统
CN118809314B (zh) * 2024-08-28 2026-07-24 深圳市经纬线科技有限公司 刻字机与切割方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4696246A (en) 1985-06-01 1987-09-29 Frankl & Kirchner Gmbh Device for detecting an overlapping edge of material on a sewing machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61199896A (ja) * 1985-02-28 1986-09-04 ジューキ株式会社 布検知装置における感度自動調整装置
FR2582683B1 (fr) * 1985-06-03 1988-05-27 Prouvost Sa Dispositif de detection de la variation d'epaisseur d'une etoffe et son procede d'etalonnage
DE3733256A1 (de) * 1987-10-01 1989-04-20 Quick Rotan Elektromotoren Sensorvorrichtung
JPH01212596A (ja) * 1988-02-22 1989-08-25 Brother Ind Ltd 布段・布端検出器付ミシン

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4696246A (en) 1985-06-01 1987-09-29 Frankl & Kirchner Gmbh Device for detecting an overlapping edge of material on a sewing machine

Also Published As

Publication number Publication date
DE3934933A1 (de) 1991-04-25
DE3934933C2 (enExample) 1992-08-20
WO1991005901A3 (de) 1991-06-13
WO1991005901A2 (de) 1991-05-02
JPH05501816A (ja) 1993-04-08

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