JPH031022U - - Google Patents

Info

Publication number
JPH031022U
JPH031022U JP1989062565U JP6256589U JPH031022U JP H031022 U JPH031022 U JP H031022U JP 1989062565 U JP1989062565 U JP 1989062565U JP 6256589 U JP6256589 U JP 6256589U JP H031022 U JPH031022 U JP H031022U
Authority
JP
Japan
Prior art keywords
extrusion
extruder
covered body
outlet hole
view
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.)
Pending
Application number
JP1989062565U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1989062565U priority Critical patent/JPH031022U/ja
Publication of JPH031022U publication Critical patent/JPH031022U/ja
Pending 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
    • B29C48/03—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
    • B29C48/25—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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/445—Coaxially arranged screws, i.e. one within the other
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/152—Coating hollow articles the inner surfaces thereof
    • B29C48/153—Coating both inner and outer 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • 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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の第１実施例を示す押出機の概
略断面図、第２図は従来のクロスヘツド型押出機
の概略断面図、第３図は本考案の第２実施例を示
す押出機の概略断面図、第４図は第３図の押出機
で製造するウエザストリツプの断面図、第５図は
本考案の基本概念を応用した押出機の概略断面図
、第６図は第５図の押出機で製造可能な押出物の
一例であるゴムチユーブの断面図、第７図は同じ
く他の例を示すウエザストリツプの断面図である
。 １，１１，１１Ａ……被カバー体導出孔、４，
１４，１４Ａ……押出ヘツド、５，１５，１５Ａ
……押出ダイス、１６……マンドレル（センタダ
イス）、７，１７，１７Ａ……押出スクリユー、
８，１８，１８Ａ……押出バレル、１３，１３Ａ
……螺旋溝（シール機構）、１６……固定ガイド
、１９，１９Ａ……ブレーカプレート、２１……
ブレードホース（被カバー体）、２２……カバー
ゴム、２５……インサート（被カバー体）、２６
……ゴム被覆部、Ｍ……ゴム材料。 Fig. 1 is a schematic sectional view of an extruder showing a first embodiment of the present invention, Fig. 2 is a schematic sectional view of a conventional crosshead type extruder, and Fig. 3 is an extruder showing a second embodiment of the invention. 4 is a sectional view of a weather strip manufactured by the extruder shown in FIG. 3, FIG. 5 is a schematic sectional view of an extruder applying the basic concept of the present invention, and FIG. FIG. 7 is a cross-sectional view of a rubber tube, which is an example of an extrudate that can be manufactured using an extruder, and FIG. 7 is a cross-sectional view of a weather strip, which is another example. 1, 11, 11A...Covered body outlet hole, 4,
14, 14A...Extrusion head, 5, 15, 15A
...Extrusion die, 16...Mandrel (center die), 7, 17, 17A...Extrusion screw,
8, 18, 18A...Extrusion barrel, 13, 13A
...Spiral groove (sealing mechanism), 16... Fixed guide, 19, 19A... Breaker plate, 21...
Blade hose (covered body), 22...Cover rubber, 25...Insert (covered body), 26
...Rubber covering part, M...Rubber material.

Claims (1)

【実用新案登録請求の範囲】 押出スクリユーを内蔵した押出バレル、押出ヘ
ツド、および押出ダイが押出方向で同軸に配列さ
れてなる押出機において、前記押出スクリユーの
軸心部に被カバー体導出孔が形成され、該被カバ
ー体導出孔の先端部にはシール機構が具備されて
いる、 ことを特徴とするカバーリング押出機。[Claims for Utility Model Registration] An extruder in which an extrusion barrel with a built-in extrusion screw, an extrusion head, and an extrusion die are arranged coaxially in the extrusion direction, in which a covered body outlet hole is provided in the axial center of the extrusion screw. 1. A covering extruder, characterized in that a sealing mechanism is provided at the tip of the covered body outlet hole.
JP1989062565U 1989-05-30 1989-05-30 Pending JPH031022U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989062565U JPH031022U (en) 1989-05-30 1989-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989062565U JPH031022U (en) 1989-05-30 1989-05-30

Publications (1)

Publication Number Publication Date
JPH031022U true JPH031022U (en) 1991-01-08

Family

ID=31591832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989062565U Pending JPH031022U (en) 1989-05-30 1989-05-30

Country Status (1)

Country Link
JP (1) JPH031022U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07116322A (en) * 1993-10-28 1995-05-09 Taiyo Denshi Kk Game machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07116322A (en) * 1993-10-28 1995-05-09 Taiyo Denshi Kk Game machine

Similar Documents

Publication Publication Date Title
JPH031022U (en)
JPS637516U (en)
DE59002295D1 (en) EXTRUDING HEAD FOR PRODUCING MULTILAYERED EXTRUDATES.
JPH01104323U (en)
JPS6245122U (en)
JPS6239847Y2 (en)
ES2066023T3 (en) REGULATOR DEVICE ON A NOZZLE HEAD OF AN EXTRUSIONER.
JPH0248301U (en)
JPS63170115U (en)
JPH01145016U (en)
JPH0183507U (en)
JPH01127725U (en)
JPS61133313U (en)
KR790001800Y1 (en) Control valve of a extruder
JPH0215325U (en)
JPH0256616U (en)
JPH04521U (en)
JPH11179782A (en) Manufacture device of door weatherstrip and manufacture thereof
JPS63176606U (en)
JPS61198013U (en)
JPS6230616U (en)
JPH0191505U (en)
BR0209231A (en) Extrusion head to make a flexible tube or rigid plastic extrusion
JPS61160920U (en)
JPS5860422U (en) plastic material extruder