JPH11515058A - 固体を利用せずに作製する金型の熱特性改善技術 - Google Patents
固体を利用せずに作製する金型の熱特性改善技術Info
- Publication number
- JPH11515058A JPH11515058A JP9517338A JP51733897A JPH11515058A JP H11515058 A JPH11515058 A JP H11515058A JP 9517338 A JP9517338 A JP 9517338A JP 51733897 A JP51733897 A JP 51733897A JP H11515058 A JPH11515058 A JP H11515058A
- Authority
- JP
- Japan
- Prior art keywords
- mold
- cooling passage
- powder
- passage
- infiltration
- 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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- 238000001764 infiltration Methods 0.000 claims description 49
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
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- 239000002491 polymer binding agent Substances 0.000 claims description 7
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
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- 229910001315 Tool steel Inorganic materials 0.000 description 8
- 239000000047 product Substances 0.000 description 8
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
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- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- TWDJIKFUVRYBJF-UHFFFAOYSA-N Cyanthoate Chemical compound CCOP(=O)(OCC)SCC(=O)NC(C)(C)C#N TWDJIKFUVRYBJF-UHFFFAOYSA-N 0.000 description 2
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- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
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- 229910000984 420 stainless steel Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000272165 Charadriidae Species 0.000 description 1
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- 239000004593 Epoxy Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- CCAZWUJBLXKBAY-ULZPOIKGSA-N Tutin Chemical compound C([C@]12[C@@H]3O[C@@H]3[C@@]3(O)[C@H]4C(=O)O[C@@H]([C@H]([C@]32C)O)[C@H]4C(=C)C)O1 CCAZWUJBLXKBAY-ULZPOIKGSA-N 0.000 description 1
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- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
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- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- ZTXONRUJVYXVTJ-UHFFFAOYSA-N chromium copper Chemical compound [Cr][Cu][Cr] ZTXONRUJVYXVTJ-UHFFFAOYSA-N 0.000 description 1
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- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
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- B22C9/065—Cooling or heating equipment for moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/06—Special casting characterised by the nature of the product by its physical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/10—Formation of a green body
- B22F10/14—Formation of a green body by jetting of binder onto a bed of metal powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/62—Treatment of workpieces or articles after build-up by chemical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/007—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of moulds
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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
- 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
- B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
-
- 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
- B29C33/3828—Moulds made of at least two different materials having different thermal conductivities
-
- 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
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
- B29C64/129—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
- B29C64/135—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
-
- 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
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
- B33Y70/10—Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F7/00—Elements not covered by group F28F1/00, F28F3/00 or F28F5/00
- F28F7/02—Blocks traversed by passages for heat-exchange media
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/38—Process control to achieve specific product aspects, e.g. surface smoothness, density, porosity or hollow structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C2045/7362—Heating or cooling of the mould turbulent flow of heating or cooling fluid
-
- 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
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
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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
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0077—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for tempering, e.g. with cooling or heating circuits for temperature control of elements
- F28D2021/0078—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for tempering, e.g. with cooling or heating circuits for temperature control of elements in the form of cooling walls
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.改善された熱特性を備えた金型を製造する方法であって、 モデルに従って層状に粉末を積層させるステップと、 そのモデルに従ってその粉末の各層の領域を選択的にバインディング処理し 、中間金型部分を提供するステップと、 その中間金型部分を処理し、異なる熱特性を備えた領域を有した最終金型要 素を提供するステップと、 を含むことを特徴とする方法。 2.前記の選択的にバインディング処理するステップは前記各粉末層上へのバ インダーの選択的な提供ステップを含むことを特徴とする請求項1記載の方法。 3.前記バインダーはポリマーバインダーを含むことを特徴とする請求項2記 載の方法。 4.前記バンダーは無機質バインダーを含むことを特徴とする請求項2記載の 方法。 5.前記の選択的にバインディング処理するステップは、冷却通路を形成させ るために前記領域の一部の粉末をバインディングされない状態に残すステップを さらに含んでおり、その冷却通路は入口と出口とを有しており、金型成型部の表 面に形状を合わせた形状を備えていることを特徴とする請求項1記載の方法。 6.前記の中間金型部分の処理ステップは、浸透材の前記冷却通路内への侵入 を防止するように選択された値の圧力差を利用した前記中間金型部分の浸透材に よる浸透処理ステップをさらに含むことを特徴とする請求項5記載の方法。 7.前記圧力差は、毛管現象によって前記浸透材が内部を上昇する脚台構造体 上に前記中間金型部分を配置することで提供され、その脚台構造体の低部は浸透 材のプール内に設置され、その脚台構造体の高さはその浸透材によって前記中間 金型部分が浸透処理され、さらに前記冷却通路に浸透材が侵入しないように選択 されていることを特徴とする請求項5記載の方法。 8.前記脚台構造体は、前記中間金型部分と一体的に成型されていることを特 徴とする請求項7記載の方法。 9.前記脚台構造体は、前記中間金型部分と同じ粉末材料で成型されているこ とを特徴とする請求項7記載の方法。 10.前記脚台構造体は、前記中間金型部分の浸透処理に先立って前記浸透材 を予備合金処理させるのに十分な高さであることを特徴とする請求項9記載の方 法。 11.前記脚台構造体は、所定の手法で前記浸透材が前記中間金型内を通過し て進行するように配置された脚台を含むことを特徴とする請求項7記載の方法。 12.前記中間金型部分の前記処理ステップは、前記冷却通路内からバインデ ィングされていない粉末を除去するステップを含むことを特徴とする請求項5記 載の方法。 13.前記のバインディングされていない粉末の除去は金型要素の振動を利用 していることを特徴とする請求項12記載の方法。 14.前記バインディングされていない粉末の除去は前記冷却通路内への空気 の吹き入れによることを特徴とする請求項12記載の方法。 15.前記バインディングされていない粉末の除去は、水と、その水に溶解し た二酸化炭素とを含んだ容器内に前記金型部分を沈降させ、その容器内を減圧し て二酸化炭素を発泡させることを特徴とする請求項12記載の方法。 16.前記冷却通路は円形断面を有していることを特徴とする請求項5記載の 方法。 17.前記冷却通路は方形断面を有していることを特徴とする請求項5記載の 方法。 18.前記冷却通路は非円形断面を有していることを特徴とする請求項5記載 の方法。 19.前記選択的バインディング処理ステップは前記冷却通路の壁を定義する 領域内に浸透ストップ材料を提供するステップをさらに含んでおり、前記中間金 型部分を処理するステップは浸透材を浸透させるステップを含んでおり、その浸 透ストップ材料はその浸透材による冷却通路内への侵入を防止することを特徴と する請求項5記載の方法。 20.前記浸透ストップ材料はコロイド状シリカを含むことを特徴とする請求 項19記載の方法。 21.前記中間金型部分の処理ステップは浸透処理後に前記コロイド状シリカ をエッチング処理で除去するステップを含むことを特徴とする請求項20記載の 方法。 22.前記選択的バインディング処理ステップは前記冷却通路を定義する領域 内に浸透ストップ材料を提供するステップをさらに含んでおり、前記中間金型の 処理ステップはその中間金型へ浸透材を浸透させるステップを含んでおり、その 浸透ストップ材料はその浸透材による冷却通路内への侵入を防止することを特徴 とする請求項5記載の方法。 23.前記浸透ストップ材料はコロイド状シリカを含むことを特徴とする請求 項22記載の方法。 24.前記中間金型の処理ステップは浸透処理後に前記コロイド状シリカをエ ッチング処理によって除去するステップを含むことを特徴とする請求項23記載 の方法。 25.前記選択的バインディング処理ステップは前記領域の内の1領域に高熱 伝導性材料を提供して高熱伝導性領域を形成させることを特徴とする請求項1記 載の方法。 26.前記高熱伝導性材料は銅または銀を含むことを特徴とする請求項25記 載の方法。 27.前記選択的バインディング処理ステップは、前記領域の内の1領域に前 記粉末をバインディングされていない状態に残すステップをさらに含んでおり、 前記冷却通路は、開いた端部と、前記金型要素の成型部表面と同形である形状と を有しており、前記高熱伝導性領域はその冷却通路と近接していることを特徴と する請求項25記載の方法。 28.前記選択的バインディング処理ステップは、前記領域の内の1領域にバ インディングされていない粉末を残してポケットを形成するステップをさらに含 んでおり、前記中間金型部分の処理ステップはそのポケットからその粉末を除去 し、そのポケットを高熱伝導性の浸透材で充填するステップをさらに含むことを 特徴とする請求項1記載の方法。 29.前記選択的バインディング処理ステップは、前記領域の内の第1領域内 にバインディングされていない粉末を残して2つの開口端部を有した通路を形成 し、それら領域の内の第2領域内にバインディングされていない粉末を残して1 つの開口端部を有した通路を形成するステップをさらに含んでおり、前記中間金 型部分の処理ステップは、そのバインディングされていない粉末を除去し、その 第2の通路の開口端部を封止し、その中間金型部分を高熱伝導性の浸透材で浸透 処理するステップと、前記の第1の通路内からその浸透材を排除して冷却通路を 形成させるステップとをさらに含むことを特徴とする請求項1記載の方法。 30.前記選択的バインディング処理ステップは、前記領域の内の1領域を高 熱伝導性材料で選択的に組成グラジエント処理し、熱伝導グラジエントを有した 領域を形成させるステップをさらに含むことを特徴とする請求項1記載の方法。 31.前記選択的バインディング処理ステップは、前記領域の内の1領域にバ インディングされていない粉末を残して多孔状態(cellular)のネットワークを形 成させるステッブをさらに含んでおり、その多孔ネットワークは前記金型要素の 他の領域よりも低い熱慣性を有していることを特徴とする請求項1記載の方法。 32.前記多孔ネットワークはトラス構造を含むことを特徴とする請求項31 記載の方法。 33.前記冷却通路は凹凸形状の壁面(textured wall)を含むことを特徴とす る請求項5記載の方法。 34.前記冷却通路の表面上に熱伝導要素をさらに含むことを特徴とする請求 項5記載の方法。 35.前記熱伝導要素は前記冷却通路内への突起部を含むことを特徴とする請 求項34記載の方法。 36.前記モデルはCADによって提供されることを特徴とする請求項1記載 の方法。 37.向上した熱特性を有した金型を製造する方法であって、 モデルに従って材料を積層させ、隣接領域よりも低い熱慣性を備えた領域を 有した金型要素を提供するステップを含むことを特徴とする方法。 38.選択領域内で前記材料を選択的にバインディング処理し、さらに選択さ れた領域にバインディングされない材料部分を残して多孔状態(cellular)のネッ トワークを形成させるステップをさらに含んでおり、その多孔ネットワークは低 い方の熱慣性の領域を含むことを特徴とする請求項37記載の方法。 39.前記多孔ネットワークはトラス構造を含むことを特徴とする請求項38 記載の方法。 40.さらにまた選択された領域にバインディング処理されていない材料を残 し、前記金型要素の成型部表面に合わせた形状で冷却通路を形成させるステップ をさらに含んでおり、その冷却通路はその表面と前記のさらに低い熱慣性領域と の間に配置されていることを特徴とする請求項38記載の方法。 41.選択された領域に前記材料を選択的にバイディング処理し、さらに選択 された領域にバインディングされていない粉末を残して冷却通路を形成するステ ップをさらに含んでおり、その冷却通路は入口と出口とを備えており、前記金型 要素と前記のさらに低い熱慣性領域との間に配置されていることを特徴とする請 求項37記載の方法。 42.改善された熱特性を備え、固体を利用しないで製造する技術によって成 型された金型であって、 粉末材料の層を含み、金型成型面を備えた金型要素であって、その金型成型 面は少なくとも1個所の角変化部を含んだ立体形状を有する金型要素と、 その金型要素内を延び、開講した端部を備え、成型時に冷却液を通過させる 冷却通路であって、前記金型成型面の形状に合わせて形成されている冷却通路と 、 を含むことを特徴とする金型。 43.前記通路はその表面上に形成され、その通路内に突起している少なくと も1つの熱伝導要素を含むことを特徴とする請求項42記載の金型。 44.前記熱伝導要素は放射状に延び出るヒレ、柱体またはマウンド、あるい は前記通路を横断する棒体を含むことを特徴とする請求項42記載の金型。 45.改善された熱特性を備え、固体を利用しない製造技術で成型された金型 であって、 成型部表面を備えた金型要素と、 その金型要素内に形成された低熱マス領域と を含むことを特徴とする金型。 46.前記低熱マス領域は多孔形態のネットワークを含むことを特徴とする請 求項45記載の金型。 47.前記低熱マス領域はトラス構造を含むことを特徴とする請求項45記載 の金型。 48.改善された熱特性を備え、固体を利用せずに製造する技術で形成された 金型であって、 不規則な立体形状を備えた成型部表面を有した金型要素であって、第1の熱 伝導性を有した第1材料で提供されている金型要素と、 その金型要素内に提供され、前記の第1熱伝導性よりも大きな第2の熱伝導 性を有した第2材料を含み、前記金型成型部表面の不規則な立体形状の少なくと も一部に合わせた形状で提供されている領域と、 を含むことを特徴とする金型。 49.前記領域は前記第1材料で包囲されていることを特徴とする請求項48 記載の金型。 50.前記第2材料は銅または銀を含むことを特徴とする請求項48記載の金 型。 51.成型体を成型する方法であって、 a)金型成型部と、内部をその金型成型部に隣接して延び、1つの開口端部 を有した通路とを有しており、層式製造技術で成型された金型要素を提供するス テップと、 b)その金型内の通路内に所定の第1温度で第1の液体を循環させるステッ プと、 c)前記成型部内に材料を供給するステップと、 d)前記金型内の通路内に前記第1温度よりも低い所定の第2温度で第2の 液体を循環させて成型体を提供するステップと、 e)前記成型部からその成型体を取り出すステップと、 を含むことを特徴とする方法。 52.前記第1の液体と第2の液体とはオイルを含むことを特徴とする請求項 51記載の方法。 53.前記のステップb)、c)、d)及びe)の反復をさらに含むことを特徴と する請求項51記載の方法。 54.成型体を成型する方法であって、 a)金型成型部と、内部をその成型部に隣接して延び、1つの開口端部を備 えた通路とを有し、層式製造技術で成型された金型要素を提供するステップと、 b)その金型内の通路に所定の温度範囲で液体を循環させるステップと、 c)前記成型部内で成型体を成型させるステップと、 d)その成型部からその成型体を取り出すステップと、 を含むことを特徴とする方法。 55.前記ステップb)は、第1の温度で前記液体を提供して前記金型要素を 加熱し、第2の温度で前記液体を提供して金型を冷却させるステップをさらに含 むことを特徴とする請求項54記載の方法。 56.前記ステップb)は、所定の温度特性で前記液体を提供して前記金型を 加熱し、さらに異なる温度特性でその液体を提供して金型を冷却させるステップ をさらに含むことを特徴とする請求項54記載の方法。 57.ステップb)、c)及びd)の反復をさらに含むことを特徴とする請求項 54記載の方法。
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US08/551,012 US5775402A (en) | 1995-10-31 | 1995-10-31 | Enhancement of thermal properties of tooling made by solid free form fabrication techniques |
US08/551,012 | 1995-10-31 | ||
PCT/US1996/015777 WO1997016274A1 (en) | 1995-10-31 | 1996-10-01 | Enhancement of thermal properties of tooling made by solid free form fabrication techniques |
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JPH11515058A true JPH11515058A (ja) | 1999-12-21 |
JP4314352B2 JP4314352B2 (ja) | 2009-08-12 |
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JP51733897A Expired - Lifetime JP4314352B2 (ja) | 1995-10-31 | 1996-10-01 | 固体を利用せずに作製する金型の熱特性改善技術 |
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US (3) | US5775402A (ja) |
EP (1) | EP0862507A4 (ja) |
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CA (1) | CA2234365C (ja) |
WO (1) | WO1997016274A1 (ja) |
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JP2009543697A (ja) * | 2006-07-17 | 2009-12-10 | マグナ インターナショナル インク | ホットスタンプダイ装置 |
JP2013035204A (ja) * | 2011-08-08 | 2013-02-21 | Honda Motor Co Ltd | 金型 |
JP2014509960A (ja) * | 2011-01-25 | 2014-04-24 | レゴ エー/エス | 温度調節用チャネルを有する金型部分の製造方法、及び該方法によって作製される金型部分 |
JP2015515404A (ja) * | 2012-05-02 | 2015-05-28 | ザ プロクター アンド ギャンブルカンパニー | 簡略型蒸発冷却システム又は新奇な冷却流体を使用する簡略型冷却システムを有するイジェクション成形 |
WO2015182590A1 (ja) * | 2014-05-27 | 2015-12-03 | 株式会社ブリヂストン | 金型、タイヤ加硫金型、金型の製造方法 |
JP2015223749A (ja) * | 2014-05-27 | 2015-12-14 | 株式会社ブリヂストン | 金型、及び金型の製造方法 |
JP2016023644A (ja) * | 2014-07-17 | 2016-02-08 | ゼネラル・エレクトリック・カンパニイ | 冷却通路を備えた燃焼器キャップ |
JP2016102573A (ja) * | 2014-11-28 | 2016-06-02 | 曙ブレーキ工業株式会社 | 車両用ブレーキ部品 |
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KR20220107709A (ko) * | 2021-01-26 | 2022-08-02 | 오광문 | 사출 금형 |
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Publication number | Publication date |
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EP0862507A4 (en) | 1999-07-14 |
US6112804A (en) | 2000-09-05 |
CA2234365A1 (en) | 1997-05-09 |
US6354361B1 (en) | 2002-03-12 |
WO1997016274A1 (en) | 1997-05-09 |
JP4314352B2 (ja) | 2009-08-12 |
US5775402A (en) | 1998-07-07 |
CA2234365C (en) | 2009-01-20 |
EP0862507A1 (en) | 1998-09-09 |
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