JP2009078369A - 樹脂多重管の押出成形装置 - Google Patents
樹脂多重管の押出成形装置 Download PDFInfo
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- JP2009078369A JP2009078369A JP2007247388A JP2007247388A JP2009078369A JP 2009078369 A JP2009078369 A JP 2009078369A JP 2007247388 A JP2007247388 A JP 2007247388A JP 2007247388 A JP2007247388 A JP 2007247388A JP 2009078369 A JP2009078369 A JP 2009078369A
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- die
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/151—Coating hollow articles
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
- B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
- B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
【解決手段】多重管の押出成形装置は、樹脂3〜5を熱溶融させて押し出す複数のスクリュー式押出機6〜8と、これら各押出機6〜8から押し出された各樹脂3〜5を前方に向かい通過させて多重管2を成形するダイ15と、各押出機6〜8とダイ15との間に介設されて各押出機6〜8から押し出された各樹脂3〜5をそれぞれ導入する一方、これら各樹脂3〜5をダイ15に送り込むよう吐出する容積式ポンプ28〜30とを備える。各ポンプ28〜30をダイ15の左、右側面31,32、および上、下面33,34のうち、いずれか一つの面の外方近傍に集中配置する。
【選択図】図1
Description
上記各ポンプ28〜30を上記ダイ15の左、右側面31,32、および上、下面33,34のうち、いずれか一つの面の外方近傍に集中配置したことを特徴とする樹脂多重管の押出成形装置である。
上記各ポンプを上記ダイの左、右側面、および上、下面のうち、いずれか一つの面の外方近傍に集中配置している。
2 多重管
3 樹脂
4 樹脂
5 樹脂
6 押出機
7 押出機
8 押出機
9 スクリュー押出機本体
9a 軸心
9b 一端部
9c 他端部
10 電動機
15 ダイ
16 内側管成形通路
17 外側管成形通路
18 中間管成形通路
20 樹脂通路
21 樹脂通路
22 樹脂通路
28 ポンプ
29 ポンプ
30 ポンプ
31 側面
32 側面
33 上面
34 下面
37 ポンプケース
38 ロータ
39 電動機
40 一体型ケース
41 締結具
Claims (4)
- 樹脂を熱溶融させて押し出す複数のスクリュー式押出機と、これら各押出機から押し出された各樹脂を前方に向かい通過させて多重管を成形するダイと、上記各押出機とダイとの間に介設されて上記各押出機から押し出された各樹脂をそれぞれ導入する一方、これら各樹脂を上記ダイに送り込むよう吐出する容積式ポンプとを備えた樹脂多重管の押出成形装置において、
上記各ポンプを上記ダイの左、右側面、および上、下面のうち、いずれか一つの面の外方近傍に集中配置したことを特徴とする樹脂多重管の押出成形装置。 - 上記各ポンプのポンプケースを互いに一体成形して一体型ケースとしたことを特徴とする請求項1に記載の樹脂多重管の押出成形装置。
- 上記各ポンプのポンプケースを上記ダイの上記一つの面に直接取り付け、上記各ポンプの回転速度を制御可能にしたことを特徴とする請求項1、もしくは2に記載の樹脂多重管の押出成形装置。
- 上記各押出機が、スクリュー押出機本体と、このスクリュー押出機本体の軸心の軸方向の一端部に取り付けられ、このスクリュー押出機本体を駆動させる電動機とを備え、上記各スクリュー押出機本体の他端部を上記各ポンプにそれぞれ締結し、これらポンプ群を中心として上記各押出機を放射状に配置したことを特徴とする請求項1から3のうちいずれか1つに記載の樹脂多重管の押出成形装置。
Priority Applications (1)
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JP2007247388A JP5088818B2 (ja) | 2007-09-25 | 2007-09-25 | 樹脂多重管の押出成形装置 |
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JP2007247388A JP5088818B2 (ja) | 2007-09-25 | 2007-09-25 | 樹脂多重管の押出成形装置 |
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JP2009078369A true JP2009078369A (ja) | 2009-04-16 |
JP5088818B2 JP5088818B2 (ja) | 2012-12-05 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101532200B1 (ko) * | 2013-10-30 | 2015-06-29 | 주식회사 에스폴리텍 | 내후성 시트의 제조장치 |
CN105437508A (zh) * | 2015-12-03 | 2016-03-30 | 姚晓宁 | 一种用于制造大口径pvc实壁输水管的模具 |
US10350808B2 (en) | 2016-06-28 | 2019-07-16 | Pla Giken Co., Ltd. | Flexible tube and production apparatus therefor |
WO2021024794A1 (ja) * | 2019-08-02 | 2021-02-11 | 株式会社プラ技研 | フレキシブルチューブ製造装置 |
CN114193734A (zh) * | 2021-12-30 | 2022-03-18 | 丰果(中国)有限公司 | 一种三层高强度抗菌管挤出模具 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102010678B1 (ko) | 2016-06-28 | 2019-08-13 | 가부시키가이샤 프라 기켄 | 플렉시블 튜브 및 그 제조장치 |
JP7024599B2 (ja) | 2018-05-23 | 2022-02-24 | セイコーエプソン株式会社 | 可塑化装置、射出成形機および造形装置 |
JP7131248B2 (ja) | 2018-09-25 | 2022-09-06 | セイコーエプソン株式会社 | 可塑化装置および三次元造形装置 |
JP7272047B2 (ja) | 2019-03-27 | 2023-05-12 | セイコーエプソン株式会社 | 可塑化装置および三次元造形装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001088199A (ja) * | 1999-09-21 | 2001-04-03 | Pura Giken:Kk | 樹脂製多重管の押出成形装置 |
JP2002103413A (ja) * | 2000-09-28 | 2002-04-09 | Mitsuba Mfg Co Ltd | 複数層の成型品の成形装置 |
JP2004216725A (ja) * | 2003-01-15 | 2004-08-05 | Bridgestone Corp | タイヤの成型方法およびリボン状ゴム押出機 |
JP2005067137A (ja) * | 2003-08-27 | 2005-03-17 | Pura Giken:Kk | 樹脂製多層チューブの押出成形装置 |
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2007
- 2007-09-25 JP JP2007247388A patent/JP5088818B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001088199A (ja) * | 1999-09-21 | 2001-04-03 | Pura Giken:Kk | 樹脂製多重管の押出成形装置 |
JP2002103413A (ja) * | 2000-09-28 | 2002-04-09 | Mitsuba Mfg Co Ltd | 複数層の成型品の成形装置 |
JP2004216725A (ja) * | 2003-01-15 | 2004-08-05 | Bridgestone Corp | タイヤの成型方法およびリボン状ゴム押出機 |
JP2005067137A (ja) * | 2003-08-27 | 2005-03-17 | Pura Giken:Kk | 樹脂製多層チューブの押出成形装置 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101532200B1 (ko) * | 2013-10-30 | 2015-06-29 | 주식회사 에스폴리텍 | 내후성 시트의 제조장치 |
CN105437508A (zh) * | 2015-12-03 | 2016-03-30 | 姚晓宁 | 一种用于制造大口径pvc实壁输水管的模具 |
US10350808B2 (en) | 2016-06-28 | 2019-07-16 | Pla Giken Co., Ltd. | Flexible tube and production apparatus therefor |
WO2021024794A1 (ja) * | 2019-08-02 | 2021-02-11 | 株式会社プラ技研 | フレキシブルチューブ製造装置 |
JPWO2021024794A1 (ja) * | 2019-08-02 | 2021-09-13 | 株式会社プラ技研 | フレキシブルチューブ製造装置 |
CN114193734A (zh) * | 2021-12-30 | 2022-03-18 | 丰果(中国)有限公司 | 一种三层高强度抗菌管挤出模具 |
CN114193734B (zh) * | 2021-12-30 | 2023-10-31 | 丰果(中国)有限公司 | 一种三层高强度抗菌管挤出模具 |
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