JP2009515740A - 射出成形ユニット内に添加物を投入する方法と射出成形ユニット - Google Patents
射出成形ユニット内に添加物を投入する方法と射出成形ユニット Download PDFInfo
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- 239000000654 additive Substances 0.000 title claims abstract description 62
- 230000000996 additive effect Effects 0.000 title claims abstract description 56
- 238000001746 injection moulding Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000004033 plastic Substances 0.000 claims abstract description 62
- 239000002994 raw material Substances 0.000 claims abstract description 56
- 238000002347 injection Methods 0.000 claims description 27
- 239000007924 injection Substances 0.000 claims description 27
- 239000000314 lubricant Substances 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000000265 homogenisation Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 239000012188 paraffin wax Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 description 25
- 239000000463 material Substances 0.000 description 11
- 239000008187 granular material Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C45/1816—Feeding auxiliary material, e.g. colouring material
-
- 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
-
- 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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
-
- 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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C45/1816—Feeding auxiliary material, e.g. colouring material
- B29C2045/1825—Feeding auxiliary material, e.g. colouring material feeding auxiliary material for either skin or core of the injected article
-
- 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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C45/1816—Feeding auxiliary material, e.g. colouring material
- B29C2045/185—Feeding auxiliary material, e.g. colouring material controlling the amount of auxiliary material
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/76083—Position
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76177—Location of measurement
- B29C2945/7618—Injection unit
- B29C2945/76187—Injection unit screw
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76367—Metering
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76518—Energy, power
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76525—Electric current or voltage
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76655—Location of control
- B29C2945/76792—Auxiliary devices
- B29C2945/76812—Auxiliary fluid supplying devices
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76822—Phase or stage of control
- B29C2945/76846—Metering
-
- 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
- B29K2091/00—Use of waxes as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
Description
Claims (6)
- 射出成形ユニット(1)内に添加物を投入するための方法であって;
前記射出成形ユニットは、ねじ(2)と供給装置(7)とを備えていて、
前記ねじ(2)は、シリンダ(3)内で回転および往復運動するように構成されておりかつ供給区域(4)と圧縮区域(5)と均質化区域(6)とに縦方向に区分されており、
前記ねじと前記シリンダとの間の空間内では、プラスチック原料の流れ特性が適切なレベルに可塑的にされていて、
前記供給装置(7)は、前記ねじの前記供給区域(4)上に供給開口(9)の中を通して前記ねじと前記シリンダの間の空間の中に前記プラスチック原料を投入するものであり;
前記射出成形ユニット(1)は、2つの主要な操作、すなわち、可塑化操作と射出操作ができるようになっていて、
前記可塑操作においては、前記ねじ(2)は前記シリンダ(3)内で逆方向に移動して前記ねじの前方において前記射出段階のための十分な量のプラスチック原料を得るようになっており、
前記射出操作においては、前記ねじ(2)は前進して、前記可塑化された原料を前記シリンダ(3)の外に押し出すようになっていて;
前記プラスチック原料の流れ方向において前記供給開口(9)の後方で前記ねじ(2)と前記シリンダ(3)との間の空間の中に開く投入導管(10)から前記ねじの前記供給区域(4)に前記添加物を供給することを含む、射出成形ユニット(1)内に添可物を投入するための方法において、
前記添加物として、前記射出成形製品の表面の摩擦係数を低下させる潤滑剤を供給することと、前記可塑化段階中にだけ前記添加物を供給することとを特徴とする方法。 - ねじ(2)と供給装置とを備える射出成形ユニットであって;
前記ねじ(2)は、シリンダ(3)内で回転および往復移動するようになっておりかつ供給区域(4)を備えており、
前記供給装置(7)は、前記ねじの前記供給区域(4)上にプラスチック原料が中を通して前記ねじ(2)と前記シリンダ(3)との間の空間に供給される供給開口(9)を備えていて、
前記ねじ(2)は、前記シリンダ(3)内を後方移動するように、かつ、前記射出段階のための十分な量の可塑化プラスチック原料を前記ねじの前方に得るように構成されており、および、この後で、前記ねじ(2)は、前記シリンダ(3)内を前進移動して射出導管内に前記プラスチック原料を押し込むように構成されており、
前記射出成形ユニット(1)は、前記シリンダ(3)の壁を貫通して延びておりかつ前記プラスチック原料の流れ方向において前記供給開口(9)の後方で前記シリンダ(3)の中に配置されている供給導管(10)を備え、
前記供給導管(10)は、前記ねじの前記供給区域(4)に前記添加物を供給するための添加物容器(12)に連結されている射出成形ユニットにおいて、
前記供給される添加物は前記射出成形製品の表面の摩擦係数を低下させる潤滑剤であることと、前記潤滑剤の投入は、前記ねじ(2)が前記シリンダ(3)内を後方に移動する時にだけ前記潤滑剤が供給されるようにスケジュール設定されていることとを特徴とする射出成形ユニット。 - 前記供給される添加物は液体であることを特徴とする請求項2に記載の射出成形ユニット。
- 前記潤滑剤はパラフィンまたはパラフィンを含む混合物であることを特徴とする請求項2または3に記載の射出成形ユニット。
- 前記投入導管(10)は、前記プラスチック原料が前記投入導管(10)の中に入ることを防止するように構成されている投入弁(11)を備えることを特徴とする請求項2から4のいずれか1項に記載の射出成形ユニット。
- 前記添加物の量は前記プラスチック原料の量の多くとも約1重量%であることを特徴とする請求項2から5のいずれか1項に記載の射出成形ユニット。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20055605A FI20055605L (fi) | 2005-11-16 | 2005-11-16 | Menetelmä lisäaineen annostelemiseksi ruiskuvaluyksikössä ja ruiskuvaluyksikkö |
PCT/FI2006/050495 WO2007057516A1 (en) | 2005-11-16 | 2006-11-14 | Method for dosing additive in injection-moulding unit, and injection-moulding unit |
Publications (1)
Publication Number | Publication Date |
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JP2009515740A true JP2009515740A (ja) | 2009-04-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2008540641A Pending JP2009515740A (ja) | 2005-11-16 | 2006-11-14 | 射出成形ユニット内に添加物を投入する方法と射出成形ユニット |
Country Status (5)
Country | Link |
---|---|
US (1) | US20080267002A1 (ja) |
EP (1) | EP1948417A4 (ja) |
JP (1) | JP2009515740A (ja) |
FI (1) | FI20055605L (ja) |
WO (1) | WO2007057516A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10597513B2 (en) | 2013-07-17 | 2020-03-24 | Stephen B. Maguire | Cottonseed oil based additive compositions for plastics molding and extrusion |
US9708462B2 (en) | 2013-07-17 | 2017-07-18 | Stephen B. Maguire | Liquid color composition with cottonseed oil base |
US11795297B2 (en) | 2013-07-17 | 2023-10-24 | Stephen B. Maguire | Plastics coloring using cottonseed oil-based liquid color compositions |
FR3022823B1 (fr) * | 2014-06-30 | 2017-03-10 | Michelin & Cie | Extrudeuse comportant un fourreau filete |
US20180281250A1 (en) * | 2017-03-29 | 2018-10-04 | Maguire Products, Inc. | Dual signal additive feeding method and apparatus |
CN107856322A (zh) * | 2017-12-08 | 2018-03-30 | 中南大学 | 原位聚合注射成型系统 |
EP3755514A4 (en) * | 2018-02-20 | 2021-12-15 | Berry Global, Inc. | CONTINUOUS COMPOSITION SYSTEMS AND METHODS OF USE |
Citations (2)
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JPS5174055A (en) * | 1974-12-24 | 1976-06-26 | Sanyo Kako Kk | Goseijushoryudoseitenkazainotenkahoho oyobi sonosochi |
JPH08197582A (ja) * | 1995-01-20 | 1996-08-06 | Meiki Co Ltd | ディスク基板着色用射出装置 |
Family Cites Families (13)
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DE1917055U (de) * | 1962-05-26 | 1965-06-03 | Eckert & Ziegler Gmbh | Spritzgussmaschine. |
GB1283265A (en) * | 1969-05-26 | 1972-07-26 | Seikisui Chemical Co Ltd | Process for the extrusion of a homogeneous mixture of a thermoplastic material with a liquid |
US3966857A (en) * | 1969-12-31 | 1976-06-29 | Congoleum Industries, Inc. | Lubrication of extruded materials |
NL7111090A (ja) * | 1971-08-11 | 1973-02-13 | ||
US4908169A (en) * | 1986-11-12 | 1990-03-13 | Galic George J | Method for plasticating using reciprocating-screw having a melt channel and solids channels |
JPH01176540A (ja) * | 1987-12-29 | 1989-07-12 | Meiki Co Ltd | 射出成形機 |
JPH03251420A (ja) * | 1990-03-01 | 1991-11-08 | Meiki Co Ltd | 射出成形機における液状着色剤の注入制御方法及びそのための注入装置 |
US5486327A (en) * | 1994-01-21 | 1996-01-23 | Bemis Manufacturing Company | Apparatus and method for injecting or extruding colored plastic |
US5877131A (en) * | 1997-08-25 | 1999-03-02 | Nch Corporation | Translucent lubricant |
WO2002090085A1 (en) * | 2001-05-04 | 2002-11-14 | Trexel Inc | Injection molding systems and methods |
US20040156945A1 (en) * | 2003-02-10 | 2004-08-12 | Jae-Dong Yoon | Injection mold, molding system having injection mold, method thereof and molded product |
US20050165207A1 (en) * | 2003-12-31 | 2005-07-28 | General Electric Company | Polyester molding composition and process for its preparartion |
DE502004005258D1 (de) * | 2004-02-03 | 2007-11-29 | Ems Chemie Ag | Werkstoffverbunde aus einem Formteil aus transparenten oder transluzenten, einfärbbaren Kunststoffformmassen |
-
2005
- 2005-11-16 FI FI20055605A patent/FI20055605L/fi not_active IP Right Cessation
-
2006
- 2006-11-14 JP JP2008540641A patent/JP2009515740A/ja active Pending
- 2006-11-14 WO PCT/FI2006/050495 patent/WO2007057516A1/en active Application Filing
- 2006-11-14 EP EP06808036A patent/EP1948417A4/en not_active Withdrawn
- 2006-11-14 US US12/093,455 patent/US20080267002A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5174055A (en) * | 1974-12-24 | 1976-06-26 | Sanyo Kako Kk | Goseijushoryudoseitenkazainotenkahoho oyobi sonosochi |
JPH08197582A (ja) * | 1995-01-20 | 1996-08-06 | Meiki Co Ltd | ディスク基板着色用射出装置 |
Also Published As
Publication number | Publication date |
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EP1948417A4 (en) | 2010-09-29 |
US20080267002A1 (en) | 2008-10-30 |
EP1948417A1 (en) | 2008-07-30 |
WO2007057516A1 (en) | 2007-05-24 |
FI20055605A0 (fi) | 2005-11-16 |
FI20055605L (fi) | 2007-05-17 |
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