WO2006103064A1 - Procede pour relier au moins un insert dispose a l'interieur d'un contenant en plastique avec une paroi dudit contenant - Google Patents

Procede pour relier au moins un insert dispose a l'interieur d'un contenant en plastique avec une paroi dudit contenant Download PDF

Info

Publication number
WO2006103064A1
WO2006103064A1 PCT/EP2006/002882 EP2006002882W WO2006103064A1 WO 2006103064 A1 WO2006103064 A1 WO 2006103064A1 EP 2006002882 W EP2006002882 W EP 2006002882W WO 2006103064 A1 WO2006103064 A1 WO 2006103064A1
Authority
WO
WIPO (PCT)
Prior art keywords
wall
plastic container
mold
anchoring
fastening element
Prior art date
Application number
PCT/EP2006/002882
Other languages
German (de)
English (en)
Inventor
Elmar Middendorf
Udo Thomas
Original Assignee
Daimlerchrysler 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 Daimlerchrysler Ag filed Critical Daimlerchrysler Ag
Publication of WO2006103064A1 publication Critical patent/WO2006103064A1/fr

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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/12—Moulds or cores; Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels
    • B29C33/123—Moulds or cores; Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels for centering the inserts
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/20—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. moulding inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02—Internal fittings
    • B65D25/10—Devices to locate articles in containers
    • B65D25/103—V-shaped elements, e.g. racks, protuberances projecting from a supporting surface, supporting the articles locally at its sides
    • B65D25/105—V-shaped elements, e.g. racks, protuberances projecting from a supporting surface, supporting the articles locally at its sides and retaining it by snap-action, e.g. clips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7172—Fuel tanks, jerry cans

Definitions

  • the invention relates to a method for connecting at least one arranged in an interior of a plastic container mounting element with a wall of the plastic container in the context of a
  • the invention relates to a device for connecting at least one arranged in an interior of a plastic container built-in element with a wall of the plastic container in a rotational sintering process, including a mold on the inner wall is melted by heating and deposited by rotating the mold plastic powder, according to claim 4th
  • the invention also relates to a
  • Plastic containers is the rotational sintering process, in which a two- or multi-part mold with
  • Plastic powder such as polyethylene filled and then sealed by joining the moldings.
  • the filled mold is then heated in an oven and pivoted about all three spatial axes.
  • the plastic powder melted by the heating is applied to the wall of the mold and forms a wall of the plastic container, which can be removed after cooling the mold.
  • the interior of the plastic container must be provided with mounting elements.
  • mounting elements In this case, however, not embedded in the wall nozzle is mentioned, which are not arranged in the interior of the container, but only of built-in elements, which are completely held in the interior. These include in the vehicle sector, for example, pipes or tank baffles.
  • a secure and defined attachment of these mounting elements must be ensured in the plastic container.
  • the mounting elements must be held in place during rotation of the mold.
  • the installation elements must not touch the wall of the mold, since otherwise no plastic material could accumulate at the contact points and, as a result, the container would not be tight on the one hand and sufficient fixation of the installation element on the wall on the other hand.
  • the invention is based on the object, a method and an apparatus of the type mentioned in such a way that the above problems are avoided. As a result, a plastic container with high density and high connection stiffness of the mounting elements should be obtained.
  • the manufacturing method of claim 1 includes the following method steps: a) producing a through hole in a wall of the mold, b) releasably attaching a retaining element in the through hole, at its end projecting into the interior of the mold exclusively for fixing the installation element to the wall of the plastic container c) performing the rotation sintering process forming the wall of the plastic container such that an anchoring portion of the fastener embedded in the wall of the plastic container form fit and an inwardly projecting holding portion of the fastener for receiving the mounting element is released, d) removing the Form and the retaining element of the wall of the plastic container, e) connecting an anchoring and / or sealing element with the anchoring portion of the fastening element.
  • This method is carried out with a device according to the features of claim 7, embedded by the fastening element an anchoring portion in the wall of the plastic container form-fitting and formed a free, inwardly projecting holding portion for receiving the mounting element and the anchoring portion with an anchoring and / or Sealing element is connected, which is inserted from the outside into a bore of the wall.
  • the respective mounting element is securely fixed to the wall of the plastic container.
  • the anchoring and / or sealing element inserted into the wall, which is connected to the fastening element, the latter is tied even stiffer to the wall or is provided for a secure sealing of the wall to the outside, since after removing the retaining element in the region Fastening element is a wall recess is present. Since the anchoring and / or sealing element can be inserted from the outside into the wall, no opening of the plastic container is necessary for this purpose.
  • connection between the holding element and the fastening element and the connection between the Anchoring and / or sealing element with the fastening element by a respective same diameter screw.
  • the fastening element can be inserted from the outside, without it being necessary to open the mold.
  • the fastening element is arranged in the interior of the mold and held by the retaining element in the through hole.
  • the detachable connection between the retaining element and the fastening element and the detachable connection between the retaining element and the through-bore is preferably formed in each case by a screw connection.
  • a particularly rigid connection of the fastening element to the wall of the plastic container results when the anchoring portion of the fastening element is embedded in a projecting into the interior portion of the wall. Because then the wall thickness of the wall in the region of the fastener is greater than in the environment, which is favorable for the introduction of force at this point.
  • the anchoring and / or sealing element is detachably connected to the fastening element.
  • the anchoring and / or sealing element is formed for example by a screw, wherein a shaft of the screw in an internal thread of a formed in the anchoring portion of the fastener Mounting hole is screwed and a screw head of the screw is supported on the wall.
  • a sealing element can be arranged between the screw head and the wall.
  • the mounting element may be formed by a hose or pipe and the fastener by a hose or pipe clamp.
  • Fig.l is a cross-sectional view of a mold for producing a plastic tank of a motor vehicle according to a preferred embodiment of the invention before the rotation sintering process;
  • FIG. 2 shows the cross-sectional view of the form of Fig.l, on the inner wall of which the wall of the plastic tank is already formed;
  • FIGs 1 to 3 the various manufacturing steps are shown, which are carried out to produce a plastic container, such as a fuel tank of a motor vehicle, in the interior of a mounting element, preferably in the form of a hose or pipe 1 is arranged.
  • a plastic container such as a fuel tank of a motor vehicle
  • a mounting element preferably in the form of a hose or pipe 1 is arranged.
  • the production the plastic container takes place as part of a rotation sintering process.
  • Such a process is well known and described for example in the introduction to the description.
  • Manufacturing process is in the wall 2 of a hollow mold 4, which is used for the rotation sintering process, a through hole 6 made whose diameter is preferably greater than the outer dimensions of a fastener preferably in the form of a hose or pipe clamp 8, of which the hose or pipe 1 held becomes.
  • a fastener preferably in the form of a hose or pipe clamp 8
  • the hose or pipe clamp 8 at its free end on a holding portion 10, with two elastically spreadable legs 12, wherein by elastic spreading of the two legs 12, the hose or pipe 1 is inserted into the opening formed between them and thereby positively engaged behind can.
  • An anchoring portion 14 of the fastener 8 is in contrast characterized in that it has a blind bore 16 with internal thread, via which it can be screwed to a threaded pin 18 of a retaining element 20, which also extends through an enlarged diameter portion 22 by a screw in the through hole 6 of Wall 2 of the mold 4 is held.
  • This holding element 20 may be provided on its side facing away from the interior 24 of the mold 4 side with a shoulder surface 26 for a screwing.
  • the hose or pipe clamp 8 is used exclusively for fastening the hose or pipe 1 and has no other function. In the screwed state, a clear distance d is present between an end face of the anchoring section 14 of the fastening element 8 and the wall 2 of the mold 4.
  • the holding member 20 engages over the outside with an annular flange 28, the edge of the through hole 6 and thereby seals the interior 24 of the mold 4 from the environment. Furthermore, the threaded pin 18 of the holding element 20 protrudes into the inner space 24 of the mold 4.
  • the holding element 20 and the fastening element 8 consist of a material which is not meltable by the temperatures customary in a rotational sintering process, preferably of steel. This state prevailing before the rotation sintering process is performed is shown in FIG.
  • the outer surface of the fastening element 8 may be provided, for example, with one or more ribs 34, which then image negatively in the opposite wall 30 of the plastic container 32.
  • the holding member 20 is unscrewed from the outside by approach of a screwing on the approach surface 26, whereby in the wall 30 of the plastic container 32, a recess 36 is formed, which is continued by the blind hole 16 of the fastener 8 inward.
  • an anchoring and / or sealing element is inserted from the outside, which is preferably formed by a screw 38.
  • the thread diameter of the shaft 40 of this screw 38 is adapted to the diameter of the internal thread of the anchoring portion 14 of the fastener 8 such that this shaft 40 can be screwed into the blind hole 16 of the fastener 8.
  • the screw head 42 of the screw 38 is preferably so large that it projects radially beyond the edge of the recess 36 and can be supported on the outer surface of the wall 30 of the plastic container 32 when the screw shaft 40 is completely screwed in.
  • the wall 30 may be provided in the region of the screw head 42 with a depression 44 shallow depth, which receives a sealing ring 46, which is then clamped between the screw head 42 and the bottom of the recess 44 sealingly.
  • the screw 38 therefore meets on the one hand a sealing function in which it seals an inner space 48 of the plastic container 32 from the environment.
  • the fastening element 8 embedded in a form-fitting manner in the wall 30 is additionally fixed by the screw 38 supported on the wall 30, resulting in a very rigid connection between the fastening element 8 and the wall 30.
  • the screw 38 can take over only one of the two functions mentioned, for example by no sealing ring 46 is provided or the screw 38 and the sealing ring 46 are replaced by a plug, for example made of plastic, with a suitable method (eg mirror welding) for sealing the wall 30 is used.
  • the hose or pipe 1 can be connected before or after the finished of the plastic container 32 with the fastener 8, depending on whether appropriate access options are given from the outside or not.
  • the invention is not limited to a mounting of hose or pipes 1 in a fuel tank 32, but it can be used for any type of built-in parts, which may be provided for an interior of a plastic container.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

L'invention concerne un procédé pour relier au moins un insert (1) disposé à l'intérieur (48) d'un contenant en plastique (32) avec une paroi (30) dudit contenant en plastique (32) dans le cadre d'un processus de moulage par centrifugation, ce procédé comprenant les étapes suivantes : a) perçage d'une ouverture (6) dans une paroi (2) du moule (4), b) fixation provisoire d'un élément de maintien (20) dans cette ouverture (6), un élément de fixation (8) étant fixé de façon amovible à l'extrémité de cet élément qui s'étend à l'intérieur (24) du moule (4), c) mise en oeuvre du processus de moulage par centrifugation pour former la paroi (30) du contenant en plastique (32) de telle sorte qu'une section d'ancrage (14) de l'élément de fixation (8) soit incorporée par liaison de forme dans ladite paroi (30) du contenant en plastique (32) et qu'une section de maintien (10) de l'élément de fixation (8) destinée à maintenir l'insert (1) soit dégagée, d) retrait du moule (4) et de l'élément de maintien (20) de la paroi (30) du contenant en plastique (32), e) raccordement d'un élément d'ancrage et/ou d'étanchéité (38) à la section d'ancrage (14) de l'élément de fixation (8).
PCT/EP2006/002882 2005-04-01 2006-03-30 Procede pour relier au moins un insert dispose a l'interieur d'un contenant en plastique avec une paroi dudit contenant WO2006103064A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200510014888 DE102005014888A1 (de) 2005-04-01 2005-04-01 Verfahren zum Verbinden wenigstens eines in einem Innenraum eines Kunststoffbehältnisses angeordneten Einbauelements mit einer Wandung des Kunststoffbehältnisses
DE102005014888.3 2005-04-01

Publications (1)

Publication Number Publication Date
WO2006103064A1 true WO2006103064A1 (fr) 2006-10-05

Family

ID=36600155

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/002882 WO2006103064A1 (fr) 2005-04-01 2006-03-30 Procede pour relier au moins un insert dispose a l'interieur d'un contenant en plastique avec une paroi dudit contenant

Country Status (2)

Country Link
DE (1) DE102005014888A1 (fr)
WO (1) WO2006103064A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103895141A (zh) * 2014-04-18 2014-07-02 湖南省洪昌科技有限公司 油桶用滚塑成型模具
WO2015028059A1 (fr) * 2013-08-29 2015-03-05 Promens Hockenheim Gmbh Procédé de fabrication d'un corps creux et corps creux
FR3104478A1 (fr) * 2019-12-12 2021-06-18 Emerging Industry Moule de rotomoulage et procede de rotomoulage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008027823B3 (de) * 2008-06-11 2010-02-11 Kautex Textron Gmbh & Co. Kg Verfahren zur Herstellung eines Kraftstoffbehälters für Kfz sowie Kraftstoffbehälter für Kfz

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE827164C (de) * 1950-11-15 1952-01-07 Alexander Von Loewis Of Menar Brennstoffbehaelter, insbesondere fuer Kleinmotorfahrzeuge
US2968394A (en) * 1958-03-10 1961-01-17 Appelt Edna Container structure
AT316856B (de) * 1968-09-06 1974-07-25 Assmann Hohlkörper aus thermoplastischem Material
US4143193A (en) * 1976-09-08 1979-03-06 Phillips Petroleum Company Molded container
US4300698A (en) * 1979-10-22 1981-11-17 Williamson Jr James H Mounting member
US4489028A (en) * 1982-11-22 1984-12-18 Masters William E Kayak improvements
GB2179290A (en) * 1985-08-20 1987-03-04 Fpt Industries Locating metal inserts in rotational casting moulds
EP0223367A2 (fr) * 1985-11-18 1987-05-27 ESSEF Corporation Dispositif pour le moulage par rotation du revêtement en plastique d'un réservoir ayant une garniture d'accès
EP0503253A1 (fr) * 1991-03-12 1992-09-16 RHEIN-BONAR KUNSTSTOFF-TECHNIK GmbH Récipient en matière plastique fermé, moulé par rotation avec parois de séparation et/ou brise-lame
US20020053568A1 (en) * 2000-11-06 2002-05-09 Sig Blowtech Gmbh & Co., Kg Double-wall fuel container
EP1291222A1 (fr) * 2001-09-10 2003-03-12 Kautex Textron GmbH & Co. KG. Reservoir de carburant
JP2005282769A (ja) * 2004-03-30 2005-10-13 Toyota Motor Corp 配管支持装置

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE827164C (de) * 1950-11-15 1952-01-07 Alexander Von Loewis Of Menar Brennstoffbehaelter, insbesondere fuer Kleinmotorfahrzeuge
US2968394A (en) * 1958-03-10 1961-01-17 Appelt Edna Container structure
AT316856B (de) * 1968-09-06 1974-07-25 Assmann Hohlkörper aus thermoplastischem Material
US4143193A (en) * 1976-09-08 1979-03-06 Phillips Petroleum Company Molded container
US4300698A (en) * 1979-10-22 1981-11-17 Williamson Jr James H Mounting member
US4489028A (en) * 1982-11-22 1984-12-18 Masters William E Kayak improvements
GB2179290A (en) * 1985-08-20 1987-03-04 Fpt Industries Locating metal inserts in rotational casting moulds
EP0223367A2 (fr) * 1985-11-18 1987-05-27 ESSEF Corporation Dispositif pour le moulage par rotation du revêtement en plastique d'un réservoir ayant une garniture d'accès
EP0503253A1 (fr) * 1991-03-12 1992-09-16 RHEIN-BONAR KUNSTSTOFF-TECHNIK GmbH Récipient en matière plastique fermé, moulé par rotation avec parois de séparation et/ou brise-lame
US20020053568A1 (en) * 2000-11-06 2002-05-09 Sig Blowtech Gmbh & Co., Kg Double-wall fuel container
EP1291222A1 (fr) * 2001-09-10 2003-03-12 Kautex Textron GmbH & Co. KG. Reservoir de carburant
JP2005282769A (ja) * 2004-03-30 2005-10-13 Toyota Motor Corp 配管支持装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 12 5 December 2003 (2003-12-05) *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015028059A1 (fr) * 2013-08-29 2015-03-05 Promens Hockenheim Gmbh Procédé de fabrication d'un corps creux et corps creux
CN103895141A (zh) * 2014-04-18 2014-07-02 湖南省洪昌科技有限公司 油桶用滚塑成型模具
CN103895141B (zh) * 2014-04-18 2016-09-14 湖南省洪昌科技有限公司 油桶用滚塑成型模具
FR3104478A1 (fr) * 2019-12-12 2021-06-18 Emerging Industry Moule de rotomoulage et procede de rotomoulage

Also Published As

Publication number Publication date
DE102005014888A1 (de) 2006-10-19

Similar Documents

Publication Publication Date Title
EP0002654B1 (fr) Dispositif de fixation avec une cheville verrouillée par clavetage dans une partie d'un trou présentant un plus grand diamètre
DE1400888B2 (de) Dübel zum Einbau in Schichtverbundplatten
DE102013113763A1 (de) Klebebolzen und Anbringungsverfahren
DE2442343A1 (de) Behaelter, insbesondere ein bierfass
DE1910365B2 (de) Verfahren und Vorrichtungen zur Herstellung einer Rohrverbindung
WO2006103064A1 (fr) Procede pour relier au moins un insert dispose a l'interieur d'un contenant en plastique avec une paroi dudit contenant
DE2063927A1 (de) Gewindeteilpaar zum Verschrauben miteinander
DE102009003391A1 (de) Montagesystem
EP2389519B1 (fr) Système de montage
DE202014100008U1 (de) Gewindeeinsatz für ein Spritzgussteil und Spritzgussteil
DE60310940T2 (de) Verfahren zum abdichten und/oder wiederinstandsetzen von rohren
DE102011011215B4 (de) Verfahren zum Verbinden und Verbindung eines ersten Werkstückes mit einem zweiten Werkstück
DE3535251A1 (de) Huelsenfoermiger duebelkoerper
DE1985791U (de) Kunststoffschelle fuer elektrische kabel, rohrleitungen u. dgl.
DE2315731A1 (de) Formteil, insbesondere schlauchverbindungsteil
DE102007014601B4 (de) Extrusionsblasgeformtes Bauteil aus thermoplastischem Kunststoff
EP0582067A1 (fr) Cheville expansible à percussion pour les trous cylindriques
DE102018107847A1 (de) Befestigen eines Teils an einem Gegenstand in einer eingestellten Position
EP0122924B1 (fr) Dispositif d'injection
DE19712180A1 (de) Verfahren zum Verbinden von Kunststoffbauteilen
DE2617758C3 (de) Verfahren zum Injizieren von Kunststoff-Füllungen in Wände, Mauern, Fassadenwände u.dgl. sowie Injektionsröhrchen zur Durchführung des Verfahrens
DE2316986A1 (de) Befestigungsvorrichtung zum anbringen von ankern, muffen und anderen teilen an konstruktionsplatten
DE102015225067A1 (de) Innendruckbelastetes Bauteil (Rail) mit Kunststoffauskleidung
EP1161336A1 (fr) Procede pour assembler un tuyau en polyethylene reticule (pe-x) et un raccord en polyethylene non reticule, eventuellement modifie (pe), par soudage par thermoelements par raccord a resistances superposees
DE102014211483A1 (de) Ankerkonusvorrichtung, Schalungsanker und Betonschalungssystem

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: DE

WWW Wipo information: withdrawn in national office

Country of ref document: DE

NENP Non-entry into the national phase

Ref country code: RU

WWW Wipo information: withdrawn in national office

Country of ref document: RU

122 Ep: pct application non-entry in european phase

Ref document number: 06723849

Country of ref document: EP

Kind code of ref document: A1