JP4338397B2 - 内側アンダーカットを有するプラスティック製の中空物品の製造装置 - Google Patents
内側アンダーカットを有するプラスティック製の中空物品の製造装置 Download PDFInfo
- Publication number
- JP4338397B2 JP4338397B2 JP2002581170A JP2002581170A JP4338397B2 JP 4338397 B2 JP4338397 B2 JP 4338397B2 JP 2002581170 A JP2002581170 A JP 2002581170A JP 2002581170 A JP2002581170 A JP 2002581170A JP 4338397 B2 JP4338397 B2 JP 4338397B2
- Authority
- JP
- Japan
- Prior art keywords
- mold part
- tube
- article
- pawl
- extractor
- 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.)
- Expired - Fee Related
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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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0003—Discharging moulded articles from the mould
- B29C37/0017—Discharging moulded articles from the mould by stripping articles from mould cores
-
- 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
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
- B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/42—Moulds for making articles of definite length, i.e. discrete articles for undercut articles
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/50—Removing moulded articles
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C2043/3272—Component parts, details or accessories; Auxiliary operations driving 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C2043/3272—Component parts, details or accessories; Auxiliary operations driving means
- B29C2043/3283—Component parts, details or accessories; Auxiliary operations driving means for moving moulds or mould parts
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/50—Removing moulded articles
- B29C2043/5053—Removing moulded articles using pressurised gas, e.g. air
-
- 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
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
-
- 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
- B29L2001/00—Articles provided with screw threads
-
- 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
- B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
- B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/809—Seal, bottle caps only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Closures For Containers (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Superstructure Of Vehicle (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Description
Claims (8)
- 栓を構成する上雄金型部(1)と該雄金型部(1)に垂直軸線に沿って整合する下雌金型部(2)とを備えた少なくとも1つの圧縮成形ユニット(S)と、物品成形に充分な1回分のプラスティック材料を雌金型部(2)に入れる離間位置と物品の圧縮成形を生じさせるため前記栓と雌金型部が協働する相互隣接位置との間で前記金型部(1,2)を作動させる手段とを、製造装置の支持構造で支持して成り、前記圧縮成形ユニット(S)を更に構成するスリーブ(34)が、前記金型部が前記離間位置にある時に前記成形された物品を取外すために前記栓に関連したエクストラクタ(36)を成す、内側アンダーカットを有するプラスティック製物品の製造装置において、前記雄金型部(1)が更に、前記スリーブ(34)内を摺動できるチューブ(30)と、前記チューブ(30)内に共軸に収容されたステム(3)とを備えており、前記チューブ(30)のエクストラクタ(36)側の端部(32)が、該端部(32)の周方向へ所定の間隔で形成した切欠(42)と、前記垂直軸線と平行な垂直面に沿って揺動するよう切欠(42)内に連接された各揺動素子(41)とを備え、前記ステム(3)が下方域にプレート(15)を備え、前記プレート(15)及び前記端部(32)が前記揺動素子(41)と共に前記栓を形成するのに適しており、前記揺動素子(41)が外側に、前記アンダーカットの形状と相補的な形状である凹所(45)を備えること及び前記ステム(3)が、金型閉止時に前記チューブ(30)に対する相対動を行い、それにより前記揺動素子(41)を、チューブ(30)の前記端部と共に前記物品成形用の栓を完成する外方位置へと揺動するよう作動させ、金型開放時に前記素子が、前記エクストラクタ(36)による前記物品の前記栓からの取外しを可能とするよう前記アンダーカットが前記凹所から外れる、内側位置をとることができるようにするのに適していることを特徴とする内側アンダーカットを有するプラスティック製物品の製造装置。
- 請求項1によるプラスチック製物品を製造する装置であって、垂直軸線(Z)まわりに回転するカルーセル(27)上に配された複数の圧縮成形ユニット(S)を備え、
各ユニットが、カルーセルの前記垂直軸線(Z)に平行な軸線(X)に沿って整合した前記上雄金型部(1)及び前記下雌金型部(2)と、前記金型部(1,2)を、物品を形成するのに充分な1回分のプラスティック材料が雌金型部(2)内に入れられる離間位置と、前記物品の圧縮成形を生じさせる接触位置との間で動かす手段とスリーブ(34)とを備え、前記雄金型部(1)を構成する前記チューブ(30)のエキストラクタ(36)側の端部(32)が、管状であり前記物品の内端を形成するようにした形状であって、前記揺動素子(41)と共に栓を完成するのに適した前記端部(32)に終わっており、前記スリーブ(34)の構成するエクストラクタ(36)は、前記チューブ(30)の外周面上を摺動でき、前記エクストラクタ(36)が前記雌金型部(2)に当接して前記1回分のプラスティック材料の圧縮により物品を成形するチャンバを形成する位置と、成形した物品を前記栓から取外す位置との間を、装置のカム手段(59,60)によって作動される、装置。 - 前記チューブ(30)の前記端部(32)が、前記揺動素子(41)の作動のため前記ステム(3)の端と係合する開口(40)を形成することを特徴とする請求項2による装置。
- 前記揺動素子(41)が、前記チューブ(30)のエクストラクタ(36)側の端部(32)のセクタ(43)により分離された前記端部(32)の半径方向切欠(42)内で連接されたプレート状つめ(41)で構成され、前記つめ(41)の外面は、前記栓を完成するために前記セクタ(43)の外部輪郭を前記外方位置での揺動に続けて完成するのに適するよう前記端部(32)の外部輪郭を複製しており、前記アンダーカット(D)と相補的な凹所(45)を有し、内端が前記ステム(3)に機能的に接触する部分(46)を有していることを特徴とする請求項2又は請求項3による装置。
- 前記つめ(41)が、前記栓の形状を完成させる位置に前記つめ(41)を止めるための当接部(47)を有することを特徴とする請求項4による装置。
- 前記チューブ(30)のエクストラクタ(36)側の端部(32)に、前記つめ(41)と係合するロッド(50)を摺動するよう収容する軸線方向孔(49)があり、前記つめを前記作動ステム(3)の方へと作動させるために前記ロッド(50)に作用する弾性手段(51)が備えられていることを特徴とする請求項4の装置。
- 雄金型部(1)及び雌金型部(2)が、成形された物品を成形チャンバの壁から離すのに適した圧縮空気源に接続されることを特徴とする請求項1乃至6のいずれかによる装置。
- 前記つめ(41)の内歯(63)が前記プレート(15)近くで前記ステム(3)に形成された相補歯(64)と係合するのに適しており、該相補歯(64)が、前記ステム(3)との機能的な接触で前記歯(63)とつめ(41)内端の部分(66)との間に係合されることを特徴とする請求項6による装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2001BO000228A ITBO20010228A1 (it) | 2001-04-18 | 2001-04-18 | Apparecchiatura a giostra per la fabbricazione, mediante stampaggio acompressione, di articoli in materiale plastico |
PCT/EP2002/003277 WO2002083388A2 (en) | 2001-04-18 | 2002-03-22 | Ejecting compression molded caps |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004526600A JP2004526600A (ja) | 2004-09-02 |
JP2004526600A5 JP2004526600A5 (ja) | 2005-12-22 |
JP4338397B2 true JP4338397B2 (ja) | 2009-10-07 |
Family
ID=11439273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002581170A Expired - Fee Related JP4338397B2 (ja) | 2001-04-18 | 2002-03-22 | 内側アンダーカットを有するプラスティック製の中空物品の製造装置 |
Country Status (16)
Country | Link |
---|---|
US (1) | US7134866B2 (ja) |
EP (1) | EP1387747B1 (ja) |
JP (1) | JP4338397B2 (ja) |
KR (1) | KR20030095399A (ja) |
CN (1) | CN1302906C (ja) |
AT (1) | ATE315990T1 (ja) |
BR (1) | BR0209006B1 (ja) |
CA (1) | CA2444848C (ja) |
DE (1) | DE60208781T2 (ja) |
ES (1) | ES2254668T3 (ja) |
HU (1) | HU226317B1 (ja) |
IT (1) | ITBO20010228A1 (ja) |
MX (1) | MXPA03009530A (ja) |
PL (1) | PL202037B1 (ja) |
RU (1) | RU2295441C2 (ja) |
WO (1) | WO2002083388A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101646640B1 (ko) | 2014-10-06 | 2016-08-08 | (주)에뛰드 | 내, 외측으로 이동되는 언더컷성형링을 갖는 사출금형 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6887066B2 (en) * | 2003-01-24 | 2005-05-03 | Alcoa Closure Systems International | Apparatus for molding a plastic closure with air-assisted ejection |
ITMO20040144A1 (it) * | 2004-06-07 | 2004-09-07 | Sacmi | Apparati e metodo per formare oggetti |
FR2874350B1 (fr) * | 2004-08-18 | 2007-12-21 | Faurecia Interieur Ind Snc | Moule pour moulage par injection d'une piece en matiere plastique et procede de moulage |
DE102005055615B3 (de) * | 2005-11-22 | 2007-06-28 | Karl Gritscher | Werkzeug zur Herstellung von Bauteilen durch Spritzguß, Druckguß oder Ablegeverfahren |
DE102008049248A1 (de) * | 2008-04-22 | 2009-10-29 | Mühlbauer, Michael | Becher und Herstellungsverfahren hierfür |
DE102008061144A1 (de) | 2008-12-08 | 2010-06-10 | Takata-Petri Ag | Vorrichtung zur Entformung von im Spritzguss hergestellten hohlen Kunststoffteilen |
IT1394082B1 (it) * | 2009-05-12 | 2012-05-25 | Sacmi | Dispositivo di sicurezza per punzoni di un apparato per la formatura di oggetti mediante compressione |
ES2371731B1 (es) * | 2010-06-11 | 2012-05-28 | Irumold S.L. | Molde para piezas inyectadas con contrasalidas internas. |
CN104085135A (zh) * | 2014-06-25 | 2014-10-08 | 郑天波 | 带防松内凸条的植物纤维模塑杯盖及内凸条的制造方法 |
KR101655987B1 (ko) * | 2014-11-21 | 2016-09-08 | (주)에뛰드 | 수축, 확장되는 다수의 언더컷성형코어를 갖는 사출금형 |
TW202122239A (zh) * | 2019-10-03 | 2021-06-16 | 義大利商沙克米機械合作伊莫拉公司 | 用於在壓縮成型機中製造封閉件之模具 |
IT201900019004A1 (it) * | 2019-10-16 | 2021-04-16 | Sacmi | Metodo e apparato per allontanare oggetti da uno stampo. |
US20220402827A1 (en) * | 2021-06-18 | 2022-12-22 | Goodrich Corporation | Wedge and plug tooling for pre-carbonization compression of oxidized pan fiber preform |
US11993031B2 (en) | 2021-06-18 | 2024-05-28 | Goodrich Corporation | Carbonization shape forming of oxidized PAN fiber preform |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3482815A (en) * | 1967-07-07 | 1969-12-09 | Victor Naturale | Collapsible core for a mold |
AR245671A1 (es) * | 1984-08-15 | 1994-02-28 | American Safety Closure | Perfeccionamientos en tapones de material plastico a prueba de manipulaciones indebidas. |
JPH03222708A (ja) * | 1990-01-30 | 1991-10-01 | Hitachi Lighting Ltd | 射出成形用金型のアンダーカット処理構造 |
IT1274905B (it) * | 1994-09-19 | 1997-07-25 | Sacmi | Apparecchiatura per la fabbricazione di articoli di materiale plasticoin particolare tappi a vite, mediante stampaggio a pressione. |
DE19507009C2 (de) * | 1995-02-28 | 1997-03-13 | Johannes Ludwig Foellmer | Vorrichtung zum Entformen von Spritzgießteilen |
FR2744052B1 (fr) * | 1996-01-26 | 1998-03-13 | Astra Plastique | Moule pour former des bouchons a languettes retournees ainsi que bouchon forme dans un tel moule |
EP1074372A1 (de) * | 1999-07-06 | 2001-02-07 | IFW MANFRED OTTE GESELLSCHAFT m.b.H. & Co. KG | Spritzgiessform |
IT1311115B1 (it) * | 1999-11-02 | 2002-02-28 | Sacmi | Apparecchiatura per la fabbricazione di articoli in materiale plastico, in particolare di capsule per la chiusura di contenitori. |
-
2001
- 2001-04-18 IT IT2001BO000228A patent/ITBO20010228A1/it unknown
-
2002
- 2002-03-22 WO PCT/EP2002/003277 patent/WO2002083388A2/en active IP Right Grant
- 2002-03-22 ES ES02719998T patent/ES2254668T3/es not_active Expired - Lifetime
- 2002-03-22 DE DE60208781T patent/DE60208781T2/de not_active Expired - Lifetime
- 2002-03-22 HU HU0303990A patent/HU226317B1/hu not_active IP Right Cessation
- 2002-03-22 RU RU2003133462/12A patent/RU2295441C2/ru not_active IP Right Cessation
- 2002-03-22 CA CA2444848A patent/CA2444848C/en not_active Expired - Fee Related
- 2002-03-22 US US10/474,858 patent/US7134866B2/en not_active Expired - Lifetime
- 2002-03-22 JP JP2002581170A patent/JP4338397B2/ja not_active Expired - Fee Related
- 2002-03-22 AT AT02719998T patent/ATE315990T1/de not_active IP Right Cessation
- 2002-03-22 CN CNB028105117A patent/CN1302906C/zh not_active Expired - Lifetime
- 2002-03-22 BR BRPI0209006-6A patent/BR0209006B1/pt not_active IP Right Cessation
- 2002-03-22 KR KR10-2003-7013600A patent/KR20030095399A/ko not_active Application Discontinuation
- 2002-03-22 MX MXPA03009530A patent/MXPA03009530A/es active IP Right Grant
- 2002-03-22 EP EP02719998A patent/EP1387747B1/en not_active Expired - Lifetime
- 2002-03-22 PL PL366436A patent/PL202037B1/pl unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101646640B1 (ko) | 2014-10-06 | 2016-08-08 | (주)에뛰드 | 내, 외측으로 이동되는 언더컷성형링을 갖는 사출금형 |
Also Published As
Publication number | Publication date |
---|---|
WO2002083388A2 (en) | 2002-10-24 |
HUP0303990A2 (hu) | 2004-03-01 |
CA2444848C (en) | 2010-07-13 |
US20040115300A1 (en) | 2004-06-17 |
RU2295441C2 (ru) | 2007-03-20 |
PL366436A1 (en) | 2005-01-24 |
ITBO20010228A0 (it) | 2001-04-18 |
EP1387747A2 (en) | 2004-02-11 |
MXPA03009530A (es) | 2004-02-12 |
HUP0303990A3 (en) | 2004-06-28 |
EP1387747B1 (en) | 2006-01-18 |
DE60208781D1 (de) | 2006-04-06 |
US7134866B2 (en) | 2006-11-14 |
BR0209006A (pt) | 2004-08-10 |
ATE315990T1 (de) | 2006-02-15 |
JP2004526600A (ja) | 2004-09-02 |
HU226317B1 (en) | 2008-08-28 |
BR0209006B1 (pt) | 2011-12-27 |
KR20030095399A (ko) | 2003-12-18 |
CN1302906C (zh) | 2007-03-07 |
CN1511083A (zh) | 2004-07-07 |
ES2254668T3 (es) | 2006-06-16 |
CA2444848A1 (en) | 2002-10-24 |
PL202037B1 (pl) | 2009-05-29 |
ITBO20010228A1 (it) | 2002-10-18 |
DE60208781T2 (de) | 2006-08-24 |
WO2002083388A3 (en) | 2002-12-12 |
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