JPS6237125A - インフレ−シヨンフイルム成形法 - Google Patents

インフレ−シヨンフイルム成形法

Info

Publication number
JPS6237125A
JPS6237125A JP60176765A JP17676585A JPS6237125A JP S6237125 A JPS6237125 A JP S6237125A JP 60176765 A JP60176765 A JP 60176765A JP 17676585 A JP17676585 A JP 17676585A JP S6237125 A JPS6237125 A JP S6237125A
Authority
JP
Japan
Prior art keywords
molten tubular
tubular member
die
filament
film
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
Application number
JP60176765A
Other languages
English (en)
Other versions
JPH0365780B2 (ja
Inventor
Saburo Akane
赤根　三郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUUPAABATSUGU KK
Original Assignee
SUUPAABATSUGU KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SUUPAABATSUGU KK filed Critical SUUPAABATSUGU KK
Priority to JP60176765A priority Critical patent/JPS6237125A/ja
Priority to US06/892,077 priority patent/US4784597A/en
Priority to KR1019860006547A priority patent/KR940003718B1/ko
Priority to CA000515591A priority patent/CA1262021A/en
Priority to SE8603359A priority patent/SE468425B/sv
Priority to AU61000/86A priority patent/AU611628B2/en
Priority to DE19863626834 priority patent/DE3626834A1/de
Priority to FR868611527A priority patent/FR2585985B1/fr
Priority to GB8619517A priority patent/GB2180498B/en
Publication of JPS6237125A publication Critical patent/JPS6237125A/ja
Publication of JPH0365780B2 publication Critical patent/JPH0365780B2/ja
Granted legal-status Critical Current

Links

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
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/05—Filamentary, e.g. strands

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 本発明はインフレーションフィルム成形法に関するもの
である。
以下、本発明の実施例を図面に依拠して説明するに、 先ず、軸孔（１）のまわシにボス（２）を備えた大輪（
３）と軸孔（４）のまわシにボス（５）を備えた小輪（
６）とを一本の支軸＋７＞　Ｉ：ｌ−回転可能および摺
動可能に取付け、これ等大輪（３）、小輪（６）の外周
縁間（＝多数本の長尺コイルバネ製線条体（８）を所定
間隔で全周に張設すると共に大輪（３）と小輪（６）と
の距離および捻れ角を調節してボス＋２）　（５）を支
軸（７）にビス（９）　＋９１　’に回転不能および摺
動不能に固定することＣ二よって、各線条体（８）を捻
れ方向に僅かに傾斜させた肉厚ならし部材α〔を構成し
、この肉厚ならし部材ａ値をダイスαυに大輪（３）が
同ダイスαυより遠くなる向きとして垂設する。
次いで、ダイスαＤより溶融管状体ａ３を押し出して同
溶融管状体（Ｌ（の上端をピンチロール（図示せず）に
はさむと共に当該溶融管状体αｊの中【ユ空気を吹出口
Ｉ′　より送シ込んで所定のサイズ壕でふくらませつつ
連続的にピンチルール通過後のフィルムを巻き取る手段
をなすことによってインフレークコンフィルムの成形ヲ
行つヨうにしたものである。
つｔｂ、上記の実施例はインフレーションフィルムの成
形に際してパルプＩに於ける漏斗状拡大部（１９に移行
する寸前個所顛の内面を肉厚ならし部材α１の線条体（
８）に接触させることによって厚くなっている部分の肉
を周辺颯ユ拡散させるよう（ニしたものである。
尚、本発明は線条体として針金、硬質合成樹脂材料製線
条物などを使用することもある。
【図面の簡単な説明】
図は本発明インフレーションフィルム成形法の実施例を
示すものであって、第１図はこの発明で使用するインフ
レーションフィルム成形装置の概略構成図、第２図は第
１図Ａ−Ａ線に沿う断面図、第３図は第１図Ｂ−Ｂ線と
ＢＩ　　ＢＩ線に挟まれた個所の展開図である。 （１）・・・軸孔、（２）・・・ボス、（３）・・・大
輪、（４）・・・軸孔、（５）・・・ボス、（６）・・
・小輪、（７）・・・支軸、（８）・・・線条体、＋９
１　（９）　’　・・・ビス、翰・・・肉厚ならし部材
、αυ・・・ダイス、αｊ・・・溶融管状体、Ｉ・・・
バブル、　ａ！１９・、・漏斗状拡大部、ｆｉｌ・・・
寸前個所、■・・・冷却ニアリング。 特　許　出　願　人　スーパーバッグ株式会社第　１　
図 第２図 ｍ−４６ 第３図 手続補正書 昭和６１年７月１４日

Claims (1)

    【特許請求の範囲】
  1. 熱可塑性合成樹脂のインフレーションフィルム成形に際
    してダイスより出た溶融管状体に於けるダイスからフロ
    ストラインに達するまでの間の適宜個所内に多数本の線
    条体を、溶融管状体の移送方向に対して同個所の捻れ方
    向に僅かに傾斜した向き状態および同個所の内面に沿う
    円形配置で装備し、これ等線状体に上記の個所を接触さ
    せて溶融管状体を移送することを特徴とするインフレー
    ションフィルム成形法。
JP60176765A 1985-08-10 1985-08-10 インフレ−シヨンフイルム成形法 Granted JPS6237125A (ja)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP60176765A JPS6237125A (ja) 1985-08-10 1985-08-10 インフレ−シヨンフイルム成形法
US06/892,077 US4784597A (en) 1985-08-10 1986-08-01 Apparatus for producing blown film
KR1019860006547A KR940003718B1 (ko) 1985-08-10 1986-08-08 블로운 필름의 제조방법 및 장치
CA000515591A CA1262021A (en) 1985-08-10 1986-08-08 Apparatus for producing blown film
SE8603359A SE468425B (sv) 1985-08-10 1986-08-08 Apparat foer filmblaasning
AU61000/86A AU611628B2 (en) 1985-08-10 1986-08-08 Method and apparatus for producing blown film
DE19863626834 DE3626834A1 (de) 1985-08-10 1986-08-08 Filmblas-extrusionsverfahren und -vorrichtung
FR868611527A FR2585985B1 (fr) 1985-08-10 1986-08-08 Procede et dispositif d'extrusion de pellicule par soufflage comportant un stabilisateur de bulle
GB8619517A GB2180498B (en) 1985-08-10 1986-08-11 Method and apparatus for producing blown film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60176765A JPS6237125A (ja) 1985-08-10 1985-08-10 インフレ−シヨンフイルム成形法

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP61166367A Division JPS6264524A (ja) 1986-07-15 1986-07-15 インフレ−シヨンフイルム成形機
JP61166368A Division JPS6264525A (ja) 1986-07-15 1986-07-15 インフレーションフイルム成形機のバブル安定体
JP61166366A Division JPS6237127A (ja) 1986-07-15 1986-07-15 インフレーションフイルム成形機のバブル安定体

Publications (2)

Publication Number Publication Date
JPS6237125A true JPS6237125A (ja) 1987-02-18
JPH0365780B2 JPH0365780B2 (ja) 1991-10-15

Family

ID=16019424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60176765A Granted JPS6237125A (ja) 1985-08-10 1985-08-10 インフレ−シヨンフイルム成形法

Country Status (1)

Country Link
JP (1) JPS6237125A (ja)

Also Published As

Publication number Publication date
JPH0365780B2 (ja) 1991-10-15

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