DE69929663T2 - Verfahren und Vorrichtung zum Messen des Drucks im Formhohlraum einer Formpresse - Google Patents

Verfahren und Vorrichtung zum Messen des Drucks im Formhohlraum einer Formpresse Download PDF

Info

Publication number
DE69929663T2
DE69929663T2 DE69929663T DE69929663T DE69929663T2 DE 69929663 T2 DE69929663 T2 DE 69929663T2 DE 69929663 T DE69929663 T DE 69929663T DE 69929663 T DE69929663 T DE 69929663T DE 69929663 T2 DE69929663 T2 DE 69929663T2
Authority
DE
Germany
Prior art keywords
workpiece
mold
mold closure
touch sensor
signal
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
DE69929663T
Other languages
German (de)
English (en)
Other versions
DE69929663D1 (de
Inventor
Donald Ernest Schenectady Woodmansee
Ram Kumar Niskayuna Upadhyay
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE69929663D1 publication Critical patent/DE69929663D1/de
Publication of DE69929663T2 publication Critical patent/DE69929663T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/58Measuring, controlling or regulating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Measurement Of Force In General (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE69929663T 1998-11-16 1999-11-16 Verfahren und Vorrichtung zum Messen des Drucks im Formhohlraum einer Formpresse Expired - Lifetime DE69929663T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US192427 1998-11-16
US09/192,427 US6294113B1 (en) 1998-11-16 1998-11-16 Touch sensing method

Publications (2)

Publication Number Publication Date
DE69929663D1 DE69929663D1 (de) 2006-04-13
DE69929663T2 true DE69929663T2 (de) 2006-09-21

Family

ID=22709603

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69929663T Expired - Lifetime DE69929663T2 (de) 1998-11-16 1999-11-16 Verfahren und Vorrichtung zum Messen des Drucks im Formhohlraum einer Formpresse

Country Status (4)

Country Link
US (2) US6294113B1 (enExample)
EP (1) EP1000727B1 (enExample)
JP (1) JP4588145B2 (enExample)
DE (1) DE69929663T2 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6294113B1 (en) * 1998-11-16 2001-09-25 General Electric Company Touch sensing method
US20030075936A1 (en) * 2001-10-19 2003-04-24 Taiwan Semiconductor Manufacturing Co., Ltd. Wafer blade equipped with piezoelectric sensors
US6756703B2 (en) * 2002-02-27 2004-06-29 Chi Che Chang Trigger switch module
US7014453B2 (en) 2002-12-17 2006-03-21 Lear Corporation Machine having sensors for controlling molding operation
TW587008B (en) * 2003-01-20 2004-05-11 Asia Optical Co Inc Pressure regulating device for injection molding mold unit
WO2004112448A2 (en) * 2003-06-13 2004-12-23 Semtech Corporation Sensor for capacitive touch pad pointing device
TWI226934B (en) * 2003-11-27 2005-01-21 Hong Hocheng System of nanoimprint with mold deformation detector and method of monitoring the same
US20050236725A1 (en) * 2004-04-23 2005-10-27 Niewels Joachim J Method and apparatus for countering mold deflection and misalignment using active material elements
US7072533B1 (en) * 2005-09-26 2006-07-04 Visteon Global Technologies, Inc. Automotive optical touch sensitive switch method
US20110147973A1 (en) * 2009-12-17 2011-06-23 Kuo-Hua Sung Injection Molding of Touch Surface
US9656434B2 (en) 2010-11-30 2017-05-23 The Good Year Tire & Rubber Company Measuring tire pressure in a tire mold
US10677259B2 (en) 2016-05-06 2020-06-09 General Electric Company Apparatus and system for composite fan blade with fused metal lead edge
US10837286B2 (en) 2018-10-16 2020-11-17 General Electric Company Frangible gas turbine engine airfoil with chord reduction
US11111815B2 (en) 2018-10-16 2021-09-07 General Electric Company Frangible gas turbine engine airfoil with fusion cavities
US10760428B2 (en) 2018-10-16 2020-09-01 General Electric Company Frangible gas turbine engine airfoil
US10746045B2 (en) 2018-10-16 2020-08-18 General Electric Company Frangible gas turbine engine airfoil including a retaining member
US11149558B2 (en) 2018-10-16 2021-10-19 General Electric Company Frangible gas turbine engine airfoil with layup change
US11434781B2 (en) 2018-10-16 2022-09-06 General Electric Company Frangible gas turbine engine airfoil including an internal cavity
EP4071450B1 (en) 2021-04-07 2024-02-28 TE Connectivity Solutions GmbH Load cell with a force transmitting element held by a gel element
US12116903B2 (en) 2021-06-30 2024-10-15 General Electric Company Composite airfoils with frangible tips
US11674399B2 (en) 2021-07-07 2023-06-13 General Electric Company Airfoil arrangement for a gas turbine engine utilizing a shape memory alloy
US11668317B2 (en) 2021-07-09 2023-06-06 General Electric Company Airfoil arrangement for a gas turbine engine utilizing a shape memory alloy

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2950441C2 (de) * 1979-12-14 1986-04-10 Bison-Werke Bähre & Greten GmbH & Co KG, 3257 Springe Auf Zylinder-Kolbenanordnungen einwirkende Meß- und Steuereinrichtung an einer Heizplattenpresse zur Herstellung von Werkstoffplatten aus Holz od. dgl. gleichmäßiger Dicke
JPS5746143A (en) 1980-09-05 1982-03-16 Sumitomo Bakelite Co Ltd Method and device for measuring setting property of molding material of thermosetting resin
JPS58219026A (ja) 1982-06-16 1983-12-20 Hitachi Ltd プラスチツクレンズの加熱圧縮成形方法
US4502857A (en) * 1983-04-04 1985-03-05 The Goodyear Tire & Rubber Company Green tire-to-mold contact time detection, analysis, and control
US4751029A (en) 1985-04-15 1988-06-14 Nicholas Plastics, Inc. Method and means for molding plastic parts
DE3919821C2 (de) * 1989-06-15 1994-04-07 Mannesmann Ag Verfahren und Vorrichtung zum Herstellen von maßhaltigen Preßlingen
JPH03178412A (ja) * 1989-12-07 1991-08-02 Mazda Motor Corp インモールドコート方法
JPH03239936A (ja) * 1990-02-16 1991-10-25 Toyoda Mach Works Ltd 容量型圧力センサ
CH685613A5 (de) * 1992-10-23 1995-08-31 Kk Holding Ag Verfahren und Vorrichtung zum Erfassen von Materialspannungen in Formteilen.
US5670100A (en) * 1993-10-14 1997-09-23 Owens-Illinois Closure Inc. Method and apparatus for compression molding plastic articles
US5528452A (en) * 1994-11-22 1996-06-18 Case Western Reserve University Capacitive absolute pressure sensor
DE19517024C1 (de) * 1995-05-10 1996-06-13 Moebius & Ruppert Vorrichtung zur Herstellung eines großflächigen Kunststoffgegenstandes geringer Wanddicke
JP3212237B2 (ja) * 1995-06-27 2001-09-25 東芝機械株式会社 射出成形機の射出成形速度条件自動設定方法
JP3330016B2 (ja) * 1996-04-11 2002-09-30 アイダエンジニアリング株式会社 スライドの下死点位置補正装置
US6294113B1 (en) * 1998-11-16 2001-09-25 General Electric Company Touch sensing method

Also Published As

Publication number Publication date
EP1000727B1 (en) 2006-02-01
US6294113B1 (en) 2001-09-25
US20010022406A1 (en) 2001-09-20
JP4588145B2 (ja) 2010-11-24
EP1000727A1 (en) 2000-05-17
JP2000210735A (ja) 2000-08-02
US6478565B2 (en) 2002-11-12
DE69929663D1 (de) 2006-04-13

Similar Documents

Publication Publication Date Title
DE69929663T2 (de) Verfahren und Vorrichtung zum Messen des Drucks im Formhohlraum einer Formpresse
DE69117351T2 (de) Verfahren zur Qualitätsbestimmung einer Quetschverbindung
EP0042371B1 (de) Messwertaufnehmer zur Messung von Verformungen an Hohlkörpern
DE3824931A1 (de) Adaptive druckregelung auf modellbasis und verfahren zur harzaushaertung
DE2848856A1 (de) Kapazitiver druckwandler
DE4120245A1 (de) Ultraschall-schweissverfahren
DE19938011C2 (de) Zwei-Achsen-Spannungsrelaxations-Prüfvorrichtung
KR960021260A (ko) 주형을 제조하기 위한 장치
EP0642853A1 (de) Verfahren zum Verbinden dünner Platten und Vorrichtung zur Durchführung des Verfahrens
WO2006027173A1 (de) Vorrichtung zum formen von gegenständen mit kuppelbarem druck- oder temperatursensor
EP1695057B1 (de) Verfahren zum betreiben einer arbeitsgerätschaft
DE102012011861A1 (de) Vorrichtung und Verfahren zur Ermittlung von mindestens einem Reibwert mindestens einen textilen Materials
WO2002066186A2 (de) Verfahren und vorrichtung zum herstellen eines formkörpers
WO2020011956A1 (de) Ortsauflösender taktiler sensor und herstellungsverfahren für einen ortsauflösenden taktilen sensor
EP3793806B1 (de) Verkippungsmessung eines thermoformwerkzeuges
EP2755808B1 (de) Beheizbare blockstempel-vorrichtung
DE19903010A1 (de) Pirani-Druckmeßanordnung und Kombinationssensor mit einer solchen Pirani-Druckmeßanordnung
DE102008005625A1 (de) Thermovorrichtung und Verfahren dafür
DE60106639T2 (de) Verhaltensvorhersage eines geformten verbundbauteils
JPH06293062A (ja) パリソンの肉厚調整方法及び装置
CN115889779B (zh) 合金粉末压制棒材加工系统
DE2603182C3 (de) Anordnung zum Prüfen mechanischer Eigenschaften von festen Kunststoffen
AT524019B1 (de) Membran für eine Brennstoffzelle
CN114778255B (zh) 高通量平面应变试样的制备装置及方法
WO2005113221A1 (de) Verfahren und vorrichtung zum trennen einer gegossenen linse von einer formschale

Legal Events

Date Code Title Description
8364 No opposition during term of opposition