CA2390267A1 - Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule - Google Patents

Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule Download PDF

Info

Publication number
CA2390267A1
CA2390267A1 CA002390267A CA2390267A CA2390267A1 CA 2390267 A1 CA2390267 A1 CA 2390267A1 CA 002390267 A CA002390267 A CA 002390267A CA 2390267 A CA2390267 A CA 2390267A CA 2390267 A1 CA2390267 A1 CA 2390267A1
Authority
CA
Canada
Prior art keywords
nozzle
sensor
actuator
valve pin
gate
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.)
Granted
Application number
CA002390267A
Other languages
English (en)
Other versions
CA2390267C (fr
Inventor
David Kazmer
Mark D. Moss
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.)
Synventive Molding Solutions Inc
Original Assignee
Individual
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
Priority claimed from US09/434,928 external-priority patent/US6287107B1/en
Priority claimed from US09/434,718 external-priority patent/US6309208B1/en
Application filed by Individual filed Critical Individual
Priority to CA2671300A priority Critical patent/CA2671300C/fr
Publication of CA2390267A1 publication Critical patent/CA2390267A1/fr
Application granted granted Critical
Publication of CA2390267C publication Critical patent/CA2390267C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C2045/2683—Plurality of independent mould cavities in a single mould
    • B29C2045/2687—Plurality of independent mould cavities in a single mould controlling the filling thereof
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701—Details not specific to hot or cold runner channels
    • B29C2045/2722—Nozzles or runner channels provided with a pressure sensor
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C2045/2761—Seals between nozzle and mould or gate
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C2045/279—Controlling the flow of material of two or more nozzles or gates to a single mould cavity
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor
    • B29C2045/2817—Several valve pin drive cylinders connected to the fluid distributor
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C2045/2882—Closure devices therefor consisting of needle valve systems closing by a movement in the counterflow direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
CA2390267A 1999-11-05 2000-11-03 Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule Expired - Fee Related CA2390267C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2671300A CA2671300C (fr) 1999-11-05 2000-11-03 Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US09/434,718 1999-11-05
US09/434,928 US6287107B1 (en) 1997-09-02 1999-11-05 Apparatus for proportionally controlling fluid delivery to a mold
US09/434,718 US6309208B1 (en) 1997-06-13 1999-11-05 Apparatus for proportionally controlling fluid delivery to a mold
US09/434,928 1999-11-05
PCT/US2000/030421 WO2001034364A2 (fr) 1999-11-05 2000-11-03 Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2671300A Division CA2671300C (fr) 1999-11-05 2000-11-03 Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule

Publications (2)

Publication Number Publication Date
CA2390267A1 true CA2390267A1 (fr) 2001-05-17
CA2390267C CA2390267C (fr) 2010-08-24

Family

ID=27030296

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2390267A Expired - Fee Related CA2390267C (fr) 1999-11-05 2000-11-03 Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule

Country Status (4)

Country Link
EP (1) EP1242227A2 (fr)
AU (1) AU1248801A (fr)
CA (1) CA2390267C (fr)
WO (1) WO2001034364A2 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588367A (en) * 1984-07-16 1986-05-13 Husky Injection Molding Systems Ltd. Hot runner manifold for injection molding machine
US6361300B1 (en) * 1998-04-21 2002-03-26 Synventive Molding Solutions, Inc. Manifold system having flow control

Also Published As

Publication number Publication date
WO2001034364A3 (fr) 2002-01-10
AU1248801A (en) 2001-06-06
WO2001034364A2 (fr) 2001-05-17
EP1242227A2 (fr) 2002-09-25
CA2390267C (fr) 2010-08-24

Similar Documents

Publication Publication Date Title
US5035605A (en) Nozzle shut-off valve for an injection molding machine
US7192268B2 (en) Metering device for a nozzle of a hot runner injection molding apparatus
US6309208B1 (en) Apparatus for proportionally controlling fluid delivery to a mold
US6638049B1 (en) Apparatus and method for proportionally controlling fluid delivery to readily replaceable mold inserts
US20020086086A1 (en) Curvilinear valve pin controller for injection molding
US6585505B2 (en) Machine for proportionally controlling fluid delivery to a mold
US7686603B2 (en) Hot runner actuator
CA2451898A1 (fr) Buse de co-injection a canaux chauffants
US6386508B1 (en) Actuator having dual piston surfaces
US5208046A (en) Nozzle apparatus for gas assisted injection molding
AU2001266647A1 (en) Actuator having dual piston surfaces
JPH06198678A (ja) 射出成形機用の射出ユニット
US20080274224A1 (en) Precompression Pin Shut Off with Suckback
CA2449907A1 (fr) Buse a obturateur en ligne
CA2390267A1 (fr) Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule
US8734146B2 (en) Miniature automatic shutoff nozzle tip
US7014454B2 (en) Metering device for an injection molding unit
USRE30335E (en) Nozzle shut-off device
US6739862B2 (en) Dual cylinder injection molding apparatus
EP1378333A1 (fr) Buse à fermeture
US20110248427A1 (en) Plasticizing and injection unit of an injection moulding machine and method for injection moulding
KR100643610B1 (ko) 사출성형기용 싱글타입 밸브장치
CA2671300A1 (fr) Appareil et procede permettant de reguler proportionnellement une distribution de fluide dans un moule
EP1658169B1 (fr) Pointeau de soupape multi-position pour appareil de moulage par injection et procédé correspondant
KR200404150Y1 (ko) 사출성형기용 싱글타입 밸브장치

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20191104