JPH0771817B2 - 吹込みヘッド - Google Patents

吹込みヘッド

Info

Publication number
JPH0771817B2
JPH0771817B2 JP4329365A JP32936592A JPH0771817B2 JP H0771817 B2 JPH0771817 B2 JP H0771817B2 JP 4329365 A JP4329365 A JP 4329365A JP 32936592 A JP32936592 A JP 32936592A JP H0771817 B2 JPH0771817 B2 JP H0771817B2
Authority
JP
Japan
Prior art keywords
air
nozzle
film
cooling ring
synthetic resin
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
Application number
JP4329365A
Other languages
English (en)
Japanese (ja)
Other versions
JPH05237918A (ja
Inventor
アッヘルポール フリッツ
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.)
Windmoeller and Hoelscher KG
Original Assignee
Windmoeller and Hoelscher KG
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
Priority claimed from DE4207439A external-priority patent/DE4207439B4/de
Application filed by Windmoeller and Hoelscher KG filed Critical Windmoeller and Hoelscher KG
Publication of JPH05237918A publication Critical patent/JPH05237918A/ja
Publication of JPH0771817B2 publication Critical patent/JPH0771817B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C48/885—External treatment, e.g. by using air rings for cooling tubular films
    • 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
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92923—Calibration, after-treatment or cooling zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP4329365A 1991-12-12 1992-12-09 吹込みヘッド Expired - Fee Related JPH0771817B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE4140990 1991-12-12
DE4207439A DE4207439B4 (de) 1991-12-12 1992-03-09 Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff
DE4207439:8 1992-03-09
DE4140990:6 1992-03-09

Publications (2)

Publication Number Publication Date
JPH05237918A JPH05237918A (ja) 1993-09-17
JPH0771817B2 true JPH0771817B2 (ja) 1995-08-02

Family

ID=25910014

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4329365A Expired - Fee Related JPH0771817B2 (ja) 1991-12-12 1992-12-09 吹込みヘッド

Country Status (3)

Country Link
JP (1) JPH0771817B2 (fr)
CA (1) CA2085184C (fr)
IT (1) IT1260330B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102166819A (zh) * 2011-01-24 2011-08-31 湖北恒泰橡塑有限公司 吹膜机膜厚精密控制装置
CN120620627B (zh) * 2025-08-13 2025-10-31 浙江鹏翔精机制造有限公司 一种吹膜机模头风环机构

Also Published As

Publication number Publication date
ITBZ920049A1 (it) 1994-05-18
IT1260330B (it) 1996-04-05
ITBZ920049A0 (it) 1992-11-18
JPH05237918A (ja) 1993-09-17
CA2085184C (fr) 2003-10-21
CA2085184A1 (fr) 1993-06-13

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