JP2014205352A - クリープ強さを向上させたプラスチック製燃料タンクの製造方法 - Google Patents
クリープ強さを向上させたプラスチック製燃料タンクの製造方法 Download PDFInfo
- Publication number
- JP2014205352A JP2014205352A JP2014113852A JP2014113852A JP2014205352A JP 2014205352 A JP2014205352 A JP 2014205352A JP 2014113852 A JP2014113852 A JP 2014113852A JP 2014113852 A JP2014113852 A JP 2014113852A JP 2014205352 A JP2014205352 A JP 2014205352A
- Authority
- JP
- Japan
- Prior art keywords
- parison
- fuel tank
- mold
- core
- parts
- 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
Links
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 42
- 239000012530 fluid Substances 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 238000000071 blow moulding Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims 1
- 238000007664 blowing Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 19
- 239000000463 material Substances 0.000 description 10
- 229920001577 copolymer Polymers 0.000 description 8
- 239000000446 fuel Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
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- 239000004416 thermosoftening plastic Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
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- 239000004698 Polyethylene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
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- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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- 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
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/008—Handling preformed parts, e.g. inserts
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- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
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- B29C49/06905—Using combined techniques for making the preform
- B29C49/0691—Using combined techniques for making the preform using sheet like material, e.g. sheet blow-moulding from joined sheets
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- 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
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/12—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor of articles having inserts or reinforcements
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- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
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- B29C51/267—Two sheets being thermoformed in separate mould parts and joined together while still in the mould
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- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
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- B29C65/022—Particular heating or welding methods not otherwise provided for
- B29C65/028—Particular heating or welding methods not otherwise provided for making use of inherent heat, i.e. the heat for the joining comes from the moulding process of one of the parts to be joined
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
- B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
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- B29C66/7234—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer
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- B29C66/90—Measuring or controlling the joining process
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- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D22/00—Producing hollow articles
- B29D22/003—Containers for packaging, storing or transporting, e.g. bottles, jars, cans, barrels, tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2008—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements inside the article
- B29C2049/2013—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements inside the article for connecting opposite walls, e.g. baffles in a fuel tank
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- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2021—Inserts characterised by the material or type
- B29C2049/2034—Attachments, e.g. hooks to hold or hang the blown article
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- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2021—Inserts characterised by the material or type
- B29C2049/206—Inserts characterised by the material or type being constructed in such a way that the joining between the insert and the preform or parison is avoided
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2073—Means for feeding the inserts into the mould, preform or parison, e.g. grippers
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2073—Means for feeding the inserts into the mould, preform or parison, e.g. grippers
- B29C2049/2078—Means for feeding the inserts into the mould, preform or parison, e.g. grippers being retractable during or after blow moulding
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2791/00—Shaping characteristics in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2791/004—Shaping under special conditions
- B29C2791/006—Using vacuum
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- 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
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- B29C2791/007—Using fluid under pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/072—Preforms or parisons characterised by their configuration having variable wall thickness
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/06905—Using combined techniques for making the preform
- B29C49/0691—Using combined techniques for making the preform using sheet like material, e.g. sheet blow-moulding from joined sheets
- B29C49/06914—Using combined techniques for making the preform using sheet like material, e.g. sheet blow-moulding from joined sheets using parallel sheets as a preform
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/78—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/46—Measuring, controlling or regulating
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/60—Riveting or staking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/60—Riveting or staking
- B29C65/606—Riveting or staking the rivets being integral with one of the parts to be joined, i.e. staking
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/61—Joining from or joining on the inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/832—Reciprocating joining or pressing tools
- B29C66/8322—Joining or pressing tools reciprocating along one axis
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0608—PE, i.e. polyethylene characterised by its density
- B29K2023/065—HDPE, i.e. high density polyethylene
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
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- B29K2023/086—EVOH, i.e. ethylene vinyl alcohol copolymer
-
- 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
- B29K2223/00—Use of polyalkenes or derivatives thereof as reinforcement
- B29K2223/04—Polymers of ethylene
- B29K2223/06—PE, i.e. polyethylene
- B29K2223/0608—PE, i.e. polyethylene characterised by its density
- B29K2223/065—HDPE, i.e. high density polyethylene
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K15/03177—Fuel tanks made of non-metallic material, e.g. plastics, or of a combination of non-metallic and metallic material
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
【解決手段】2つの部分(1,2)を有するプラスチック製のパリソンを、開いた2つのキャビティ付きの型内に挿入し、パリソンの2つの部分(1,2)を固定する補強要素(3)の少なくとも一部分を支持するコアを、パリソンの内側に挿入し、パリソンをコアを介してブロー成形することによって、パリソンをキャビティにしっかりと押し付け、コアを用いて、補強要素(3)の一部分をパリソンの2つの部分(1,2)のうちの少なくとも一方に固定し、コアを引出し、型を再び閉じ、それらの2つのキャビティを互いに合わせ、パリソンの2つの部分(1,2)をキャビティの周囲に沿って把持して2つの部分を互いに溶着させ、加圧流体を型内に注入することによってパリソンを型のキャビティにしっかりと押し付け、型を開いて燃料タンクを取出す。
【選択図】図1
Description
<燃料タンクの製造方法>
[構成1]
クリープ強さを向上させたプラスチック製燃料タンクの製造方法であって、
(a)2つの別々の部分を有するプラスチック製のパリソンを、開いた2つのキャビティ付きの型内に挿入する工程と、
(b)前記パリソンの前記2つの部分を固定する、又は、前記2つの部分の間のリンクを形成することができる補強要素の少なくとも一部分を支持するコアを、前記パリソンの内側に挿入する工程と、
(c)前記パリソンを前記コアを介してブロー成形することによって且つ/又は前記型のキャビティの後方に吸引力を生じさせることによって、前記パリソンを前記キャビティにしっかりと押し付ける工程と、
(d)前記コアを用いて、前記補強要素の前記一部分を前記パリソンの2つの部分のうちの少なくとも一方に固定する工程と、
(e)前記コアを引出す工程と、
(f)前記型を再び閉じ、それらの2つのキャビティを互いに合わせ、前記パリソンの前記2つの部分を前記キャビティの周囲に沿って把持して前記2つの部分を互いに溶着させる工程と、
(g)加圧流体を前記型内に注入し、且つ/又は、真空を前記型のキャビティの後方に生じさせて前記パリソンを前記型のキャビティにしっかりと押し付ける工程と、
(h)前記型を開いて前記燃料タンクを取出す工程と、を有する方法。
[構成2]
加圧流体を前記型内に注入することによって、前記燃料タンクを成形し、
前記パリソンは、押出加工された円筒形パリソンを切断することによって得られた2つの別々の部分で構成される、前記方法。
[構成3]
真空を前記型のキャビティの後方に生じさせることによって、前記燃料タンクを成形し、
前記パリソンは、2枚の押出成形されたシートで構成される、前記方法。
[構成4]
前記コアは、前記補強要素を前記パリソンに固定する油圧ラムを有する、前記方法。
[構成5]
前記補強要素は、前記燃料タンクの機能要素であり、その支持体だけを成形時に前記燃料タンク内に導入し、前記機能要素それ自体は、前記燃料タンクを前記型から取出した後、前記燃料タンクの壁に形成された開口部を通して前記燃料タンク内に導入される、前記方法。
[構成6]
前記機能要素は、ポンプ/計器モジュールである、前記方法。
[構成7]
前記補強要素は、少なくとも1本のロッドから成る、前記方法。
[構成8]
前記ロッドは、前記燃料タンクと類似した燃料タンクの製造によって生じた廃棄物から作られる、前記方法。
[構成9]
前記ロッドは、クリップ留め器具を備えた2つの部品に作られ、前記2つの部品はそれぞれ、互いにクリップ留めされない状態で、前記パリソンの前記2つの部分に互いに向かい合って固定され、
前記型からの取出し後における前記燃料タンクの収縮により、前記2つの部品を自然に互いにクリップ留めさせ、且つ/又は、前記燃料タンクの壁に外部圧力を加えて前記クリップ留めを実施し且つ促進させる、前記方法。
[構成10]
前記工程(f)における溶着により、溶着シームを形成し、この溶着シームを前記工程(i)中に部分的に除去し、前記燃料タンクを自動車両のシャーシに取り付けるためのパッド又は突出部を残す、前記方法。
<燃料タンク>
[構成11]
プラスチック製の燃料タンクであって、
溶着によって組み立てられた下壁及び上壁と、
前記燃料タンクの内部に位置し且つ前記下壁を前記上壁に連結する少なくとも1本のロッドと、
を有する燃料タンク。
[構成12]
プラスチック製の燃料タンクであって、
溶着によって組み立てられた下壁及び上壁と、
前記燃料タンクの内部に位置し且つ前記下壁を前記上壁に連結する少なくとも1つの機能要素と、
を有する燃料タンク。
[構成13]
プラスチック製の燃料タンクであって、
溶着によって組み立てられた下壁及び上壁と、
前記燃料タンクの内部に位置し且つ前記下壁を前記上壁に連結する少なくとも1つの補強要素と、を有し、
前記下壁及び前記上壁を互いに連結する溶着部は、溶着シームによって構成され、この溶着シームは、前記燃料タンクを特に自動車両シャーシに固定するための突出部を形成するように適所で途切れている、燃料タンク。
2 下壁
3 ロッド
Claims (1)
- クリープ強さを向上させたプラスチック製燃料タンクの製造方法であって、
(a)2つの別々の部分を有するプラスチック製のパリソンを、開いた2つのキャビティ付きの型内に挿入する工程と、
(b)前記パリソンの前記2つの部分を固定する、又は、前記2つの部分の間のリンクを形成することができる補強要素の少なくとも一部分を支持するコアを、前記パリソンの内側に挿入する工程であって、前記補強要素は、前記パリソンの第1の部分と結合する第1の端部と、前記パリソンの第2の部分と結合する第2の端部とを有しており、前記補強要素の前記第1の端部及び前記第2の端部は前記コアのそばで予熱される、工程と、
(c)前記パリソンを前記コアを介してブロー成形することによって且つ/又は前記型のキャビティの後方に吸引力を生じさせることによって、前記パリソンを前記キャビティにしっかりと押し付ける工程と、
(d)前記コアを用いて、前記補強要素の前記一部分を前記パリソンの2つの部分のうちの少なくとも一方に固定する工程と、
(e)前記コアを引出す工程と、
(f)前記型を再び閉じ、それらの2つのキャビティを互いに合わせ、前記パリソンの前記2つの部分を前記キャビティの周囲に沿って把持して前記2つの部分を互いに溶着させる工程と、
(g)加圧流体を前記型内に注入し、且つ/又は、真空を前記型のキャビティの後方に生じさせて前記パリソンを前記型のキャビティにしっかりと押し付ける工程と、
(h)前記型を開いて前記燃料タンクを取出す工程と、
を有する、方法。
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FR0413310A FR2879122B1 (fr) | 2004-12-15 | 2004-12-15 | Procede pour la fabrication d'un reservoir a carburant en matiere plastique ayant une resistance au fluage amelioree |
FR04.13310 | 2004-12-15 |
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FR2879122B1 (fr) | 2004-12-15 | 2008-10-03 | Inergy Automotive Systems Res | Procede pour la fabrication d'un reservoir a carburant en matiere plastique ayant une resistance au fluage amelioree |
WO2007000454A1 (en) * | 2005-06-28 | 2007-01-04 | Inergy Automotive Systems Research (Société Anonyme) | Method for producing a fuel tank provided with internal accessories |
WO2007088200A1 (en) | 2006-02-03 | 2007-08-09 | Inergy Automotive Systems Research (Société Anonyme) | Process and equipment for manufacturing a fuel tank provided with internal accessories |
FR2897308B1 (fr) | 2006-02-13 | 2009-01-23 | Inergy Automotive Systems Res | Procede pour la fixation d'un accessoire dans un reservoir a carburant en matiere plastique |
DE102006031902B4 (de) * | 2006-07-07 | 2008-12-11 | Kautex Textron Gmbh & Co. Kg | Verfahren zur Herstellung von Hohlkörpern aus thermoplastischem Kunststoff |
US7922949B2 (en) | 2006-07-07 | 2011-04-12 | Kautex Textron Gmbh & Co. Kg | Procedure for producing hollow bodies of thermoplastic material |
FR2915923B1 (fr) | 2007-05-10 | 2009-07-10 | Inergy Automotive Systems Res | Procede de fabrication d'un reservoir a carburant muni d'un accessoire interne |
DE102008027824A1 (de) * | 2008-06-11 | 2009-12-17 | Kautex Textron Gmbh & Co. Kg | Verfahren zur Herstellung von Hohlkörpern aus thermoplastischem Kunststoff sowie Vorrichtung zur Herstellung von Hohlkörpern aus thermoplastischem Kunststoff |
FR2937705B1 (fr) * | 2008-10-24 | 2010-11-12 | Inergy Automotive Systems Res | Reservoir a carburant comprenant un systeme de ventilation equipe d'un separateur liquide/vapeur |
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