DK2099596T4 - Formværktøj til den grunddannende eller omddannende formgivning af byggeelementer af termisk influerbare materialer - Google Patents

Formværktøj til den grunddannende eller omddannende formgivning af byggeelementer af termisk influerbare materialer Download PDF

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Publication number
DK2099596T4
DK2099596T4 DK07866214.5T DK07866214T DK2099596T4 DK 2099596 T4 DK2099596 T4 DK 2099596T4 DK 07866214 T DK07866214 T DK 07866214T DK 2099596 T4 DK2099596 T4 DK 2099596T4
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Prior art keywords
molding tool
layer
tool according
carbon
heating element
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DK07866214.5T
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English (en)
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DK2099596T3 (da
Inventor
Herbert Funke
Jens Brandes
Jan Meyer
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Fibretemp Gmbh & Co Kg
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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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/16—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
    • B29C70/22—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in at least two directions forming a two-dimensional [2D] structure
    • B29C70/228—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in at least two directions forming a two-dimensional [2D] structure the structure being stacked in parallel layers with fibres of adjacent layers crossing at substantial angles
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/88—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
    • B29C70/882—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/16—Heating or cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2707/00—Use of elements other than metals for preformed parts, e.g. for inserts
    • B29K2707/04—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
    • B29K2709/08—Glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4209—Inorganic fibres
    • D04H1/4242—Carbon fibres
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/18—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • H05B3/36—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater flexible, e.g. heating nets or webs heating conductor embedded in insulating material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • Resistance Heating (AREA)
  • Reinforced Plastic Materials (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Surface Heating Bodies (AREA)

Claims (21)

1. Formværktøj til den grunddannende eller omdannende formgivning af byggeelementer af termisk influerbare materialer, fortrinsvis af plast og især af fiberkompositmaterialer, hvor formværktøjet omfatter en fiberkompositstruktur og et elektrisk modstandsvarmelegeme, hvor der i fiberkompositstrukturen af formværktøjet nær den formgivende overflade af formværktøjet er indlejret kulfibre eller kulstoffilamenter i en plastmatrix, hvor kulfibrene eller kulfilamenterne i plastmatricen nær den formgivende overflade i det væsentlige bestemmer de mekaniske egenskaber, navnlig styrken, stivheden og/eller varmeudvidelsen, af formværktøjet kendetegnet ved, at det elektriske modstandsvarmelegeme er forbundet således, at i det mindste enkelte dele af det elektriske modstandsvarmelegeme tilsammen danner en elektrisk parallelforbindelse, hvor indretningen, der udgør det elektriske modstandsvarmelegeme, er udformet i form af biaksiale eller multiaksiale væv eller ikke-vævede materialer af kulfibre eller kulfilamenter, og indretningen, der udgør det elektriske modstandsvarmelegeme, er udformet af kulfibre eller kulfilamenter delvis eller helt som enheder i form af ikke-vævede materialer, væv, hvor enhederne ved enderne af fibrene eller enhederne er elektrisk kontakteret og koblet med hinanden som en parallelforbindelse.
2. Formværktøj ifølge krav 1, kendetegnet ved, at kulfibrene eller kulfilamenterne i plastmatricen er indlejret direkte tilstødende den mod byggeelementsiden vendende overflade af formværktøjet.
3. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at indretningen, der udgør det elektriske modstandsvarmelegeme, er udformet kvasiisotropt af kulfibre eller kulfilamenter eller deraf dannede enheder.
4. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at elektrisk ikke-ledende områder er udformet mellem de enkelte enheder af indretningen, som udgør det elektriske modstandsvarmelegeme, af kulfibre eller kulfilamenter.
5. Formværktøj ifølge krav 4, kendetegnet ved, at de elektrisk ikke-ledende områder er indsat i et plan eller anbragt vinkelret mellem overhinanden liggende planer.
6. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at indretningen, der udgør det elektriske modstandsvarmelegeme, af kulfibre eller kulfilamenter eller deraf dannede enheder i plastmatricen i det væsentlige bestemmer de mekaniske egenskaber og varmeudvidelsen af hele fiberkompositstrukturen.
7. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at indretningen, der udgør det elektriske modstandsvarmelegeme, af kulfibre eller kulfilamenter eller deraf dannede enheder i plastmatricen danner den afgivne varmeeffekt direkte på overfladen af byggeelementet, som skal formes.
8. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at den overflade af formværktøjet, der vender mod byggeelementet, er dannet ved hjælp af et formdæklag, som dækker det lag, der indeholder det elektriske modstandsvarmelegeme, på den modbyggeelementvendende side med et fortrinsvis tyndt lag.
9. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at et fortrinsvis elektrisk isolerende afstivende lag er påført på den side, der vender mod byggeelementet, af det lag, som har det elektriske modstandsvarmelegeme.
10. Formværktøj ifølge krav 9, kendetegnet ved, at det afstivende lag omfatter en opbygning i form af et stabilt letvægtslag eller en sandwichopbygning.
11. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at der er anbragt yderligere fortrinsvis et elektrisk isolerende mellemlag mellem fiberkompositlaget der indeholder det elektriske modstandsvarmelegeme, formdæklaget og/eller det afstivende lag.
12. Formværktøj ifølge krav 11, kendetegnet ved, at som yderligere mellemlag er der anbragt et lag af et fortrinsvis tyndt glasfibervæv i fiberkompositstrukturen.
13. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at et lag med kulfibre, som er indlejret i en plastmatrix, kan være tilvejebragt som det yderligere formdæklag, anbragt på den side af det afstivende lag, der vender væk fra byggeelementet.
14. Formværktøj ifølge krav 13, kendetegnet ved, at kulfibrene af formdæklaget, der vender væk fra byggeelementet, er elektrisk isoleret mod kulfibrene i fiberkompositlaget, som vender mod byggeelementet, og som indeholder det elektriske modstandsvarmelegeme.
15. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at orienteringen af kulfibrene eller kulfilamenterne eller enhederne af kulfibre eller kulfilamenter er forskudte/eller fordrejede i forhold til andre kulfibre eller kulfilamenter eller enheder af samme fiberkompositlag.
16. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at de elektriske varmelegemer er segmenterede i strømmens strømningsretning og de enkelte segmenter kan slås helt eller delvist bro over ved hjælp af yderligere elektroniske byggeelementer, for at påvirke strømmens strømning og varmeeffekten i det tilsvarende segment.
17. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at de elektriske varmelegemer er segmenterede i strømmens strømningsretning og de enkelte segmenter af et varmelegeme danner en serieforbindelse.
18. Formværktøj ifølge krav 17, kendetegnet ved, at de segmenterede elektriske varmelegemer kan betjenes samlet gennem serieforbindelsen med lav spænding selv ved store dimensioner af formværktøjet.
19. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at enkelte strømførende og overhinanden liggende lag af det elektriske varmelegeme er isoleret i forhold til hinanden i tykkelsesretningen ved hjælp af tynde isolerende lag på en sådan måde, at en individuel segmentinddeling kan opnås ved stabling af tyndlagede varmelegemer med en flerlagteknik.
20. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at ved hjælp af yderligere tynde og lokalt begrænsede indsatte elektriske varmelegemer, kan strømmens strømning i formværktøjet ændres lokalt på en sådan måde, at en delvis ændring i fladevarmeeffekten inden i fladen af formværktøjet er mulig.
21. Formværktøj ifølge et af de foregående krav, kendetegnet ved, at formen er gennemskåret af kanaler, igennem hvilke køleluft eller gasformige eller flydende kølemedier ledes.
DK07866214.5T 2006-12-07 2007-12-06 Formværktøj til den grunddannende eller omddannende formgivning af byggeelementer af termisk influerbare materialer DK2099596T4 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006058198.9A DE102006058198C5 (de) 2006-12-07 2006-12-07 Elektrisch beheizbares Formwerkzeug in Kunststoffbauweise
PCT/DE2007/002219 WO2008067809A2 (de) 2006-12-07 2007-12-06 Formwerkzeug für die urformende oder umformende formgebung von bauteilen aus thermisch beeinflussbaren werkstoffen

Publications (2)

Publication Number Publication Date
DK2099596T3 DK2099596T3 (da) 2013-01-02
DK2099596T4 true DK2099596T4 (da) 2018-12-17

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Country Status (19)

Country Link
US (1) US8931751B2 (da)
EP (1) EP2099596B2 (da)
JP (1) JP2010511534A (da)
AU (1) AU2007328078A1 (da)
BR (1) BRPI0717913B1 (da)
CA (1) CA2671487C (da)
DE (2) DE102006058198C5 (da)
DK (1) DK2099596T4 (da)
ES (1) ES2394308T5 (da)
MX (1) MX2009005931A (da)
NO (1) NO20092519L (da)
NZ (1) NZ577914A (da)
PL (1) PL2099596T5 (da)
PT (1) PT2099596E (da)
RU (1) RU2451598C2 (da)
TR (1) TR200904430A2 (da)
UA (1) UA99267C2 (da)
WO (1) WO2008067809A2 (da)
ZA (1) ZA200903469B (da)

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RU2009120560A (ru) 2011-06-10
CA2671487A1 (en) 2008-06-12
CA2671487C (en) 2012-03-06
WO2008067809A3 (de) 2008-07-31
RU2451598C2 (ru) 2012-05-27
NO20092519L (no) 2009-09-03
DK2099596T3 (da) 2013-01-02
DE202007019103U1 (de) 2010-07-29
BRPI0717913B1 (pt) 2018-06-19
DE102006058198B4 (de) 2013-04-18
ZA200903469B (en) 2010-02-24
MX2009005931A (es) 2009-09-24
PT2099596E (pt) 2012-12-18
ES2394308T3 (es) 2013-01-30
EP2099596B2 (de) 2018-09-05
BRPI0717913A2 (pt) 2013-11-05
EP2099596B1 (de) 2012-09-05
UA99267C2 (ru) 2012-08-10
PL2099596T5 (pl) 2019-02-28
DE102006058198A1 (de) 2008-06-12
NZ577914A (en) 2013-01-25
US20100062099A1 (en) 2010-03-11
DE102006058198C5 (de) 2018-01-18
US8931751B2 (en) 2015-01-13
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PL2099596T3 (pl) 2013-07-31
WO2008067809A2 (de) 2008-06-12

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