BE906161A - Dispositif d'evacuation pour appareil de moulage a transfert. - Google Patents

Dispositif d'evacuation pour appareil de moulage a transfert.

Info

Publication number
BE906161A
BE906161A BE0/217698A BE217698A BE906161A BE 906161 A BE906161 A BE 906161A BE 0/217698 A BE0/217698 A BE 0/217698A BE 217698 A BE217698 A BE 217698A BE 906161 A BE906161 A BE 906161A
Authority
BE
Belgium
Prior art keywords
discharge device
molding apparatus
transfer molding
flat surface
cylinder
Prior art date
Application number
BE0/217698A
Other languages
English (en)
Inventor
Isao Hattori
Shigeru Furukawa
Original Assignee
Ngk Insulators 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 Ngk Insulators Ltd filed Critical Ngk Insulators Ltd
Publication of BE906161A publication Critical patent/BE906161A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/06—Platens or press rams
    • B30B15/065—Press rams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/26—Extrusion presses; Dies therefor using press rams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S251/00—Valves and valve actuation
    • Y10S251/90—Valves with o-rings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/812—Venting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

Dans un dispositif d'évacuation pour appareil de moulage de transfert, la tete de piston montée à glissement dans un cylindre de matière comporte une surface plane qui est en contact avec le flan à extruder se trouvant dans ce cylindre, et une bague torique agencée dans cette surface plane tout autour d'une ouverture de soufflage d'air, la soupape de purge comprenant une tete en forme de T coopérant avec la surface plane de la tete de piston par l'intermédiaire de la bague torique.
BE0/217698A 1986-12-13 1986-12-31 Dispositif d'evacuation pour appareil de moulage a transfert. BE906161A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986191133U JPH022566Y2 (fr) 1986-12-13 1986-12-13

Publications (1)

Publication Number Publication Date
BE906161A true BE906161A (fr) 1987-04-16

Family

ID=16269429

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/217698A BE906161A (fr) 1986-12-13 1986-12-31 Dispositif d'evacuation pour appareil de moulage a transfert.

Country Status (4)

Country Link
US (1) US4714423A (fr)
JP (1) JPH022566Y2 (fr)
BE (1) BE906161A (fr)
DE (1) DE3700396A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110253817A (zh) * 2019-05-14 2019-09-20 绍兴多卡机械设备有限公司 塑料挤出机

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5082615A (en) * 1987-12-18 1992-01-21 Mitsubishi Denki Kabushiki Kaisha Method for packaging semiconductor devices in a resin
GB8910747D0 (en) * 1989-05-10 1989-06-28 Indalex Ltd Improvements in or relating to extrusion presses
NO173922C (no) * 1991-12-10 1994-02-23 Norsk Hydro As Anordning ved ekstruder for evakuering av luft
US5456957A (en) * 1992-03-06 1995-10-10 The Standard Products Company Body side molding and method
US5311761A (en) * 1992-09-18 1994-05-17 Exco Technologies, Limited Metal extrusion dummy block having a spring loaded valve
US5626887A (en) * 1994-10-24 1997-05-06 Texas Instruments Incorporated Air exhaust mold plunger
WO1996020075A1 (fr) * 1994-12-23 1996-07-04 Amoco Corporation Perfectionnement du procede de fabrication de preformes destinees a l'encapsulation de semi-conducteurs
US5771734A (en) * 1996-07-18 1998-06-30 Robbins; Paul H. Replaceable ring for dummy block
US5918498A (en) * 1996-07-18 1999-07-06 Robbins; Paul H. Dummy block construction
US5680894A (en) * 1996-10-23 1997-10-28 Lindberg Corporation Apparatus for the injection molding of a metal alloy: sub-ring concept
US6474399B2 (en) * 1998-03-31 2002-11-05 Takata Corporation Injection molding method and apparatus with reduced piston leakage
US6099284A (en) * 1998-07-13 2000-08-08 Green Tokai, Co., Ltd. Pressure-activated gas injection valve for an injection molding apparatus
ITFI20010042A1 (it) * 2001-03-16 2002-09-16 Longinotti Meccanica S R L Attrezzatura per evitare sfaldature nello spessore di mattonelle monostrato in cemento,quando si utilizzano per l'impasto micrograniglie o p
DE20117778U1 (de) * 2001-10-31 2003-03-20 Sulzer Chemtech Ag, Winterthur Kartuschenkolben mit Entlüftung
US20080226477A1 (en) * 2004-10-05 2008-09-18 Chau-Chuan Wu Electromagnetic oscillating fluid pump
CN102666063A (zh) * 2009-11-24 2012-09-12 株式会社藤仓 注塑成型模具以及树脂成形品
WO2018142511A1 (fr) * 2017-02-01 2018-08-09 川崎重工業株式会社 Dispositif de pressage
KR102545290B1 (ko) * 2018-08-29 2023-06-16 삼성전자주식회사 반도체 패키지 몰딩 장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599622A (en) * 1947-01-03 1952-06-10 American Car & Foundry Co Resilient seal safety valve
US2764385A (en) * 1951-06-26 1956-09-25 Edward H Sieling Faucet
US2904830A (en) * 1957-07-26 1959-09-22 Continental Diamond Fibre Corp Air relief valve for a plastics extrusion ram
US3282074A (en) * 1963-05-17 1966-11-01 Farrel Corp Alignment and orientation detector for extrusion press dummy block
US3776260A (en) * 1971-04-13 1973-12-04 Burnett & Rolfe Ltd Beer kegs and like containers
US3970109A (en) * 1974-02-27 1976-07-20 Hermann Rappold & Co. Gmbh Shutoff and control slide
US3960201A (en) * 1974-12-13 1976-06-01 Societe De Vente De L'aluminium Pechiney Injection device for molding machines
GB1599415A (en) * 1977-04-18 1981-09-30 Kay F X Valves for the control of pressure fluid
JPS6263105U (fr) * 1985-10-09 1987-04-20

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110253817A (zh) * 2019-05-14 2019-09-20 绍兴多卡机械设备有限公司 塑料挤出机

Also Published As

Publication number Publication date
DE3700396C2 (fr) 1991-12-12
US4714423A (en) 1987-12-22
JPH022566Y2 (fr) 1990-01-22
DE3700396A1 (de) 1988-07-28
JPS6397509U (fr) 1988-06-24

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: NGK INSULATORS, LTD

Effective date: 20001231