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JPS5876214A - 合成樹脂製チユ−ブ容器のシ−ル加工方法 - Google Patents

合成樹脂製チユ−ブ容器のシ−ル加工方法

Info

Publication number
JPS5876214A
JPS5876214A JP56176022A JP17602281A JPS5876214A JP S5876214 A JPS5876214 A JP S5876214A JP 56176022 A JP56176022 A JP 56176022A JP 17602281 A JP17602281 A JP 17602281A JP S5876214 A JPS5876214 A JP S5876214A
Authority
JP
Japan
Prior art keywords
end part
seal
resin tube
synthetic resin
tube container
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
JP56176022A
Other languages
English (en)
Other versions
JPH0351573B2 (ja
Inventor
Yoshiyuki Ichizawa
市沢　義行
Masakazu Kudo
正和 工藤
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.)
Yoshino Kogyosho Co Ltd
Original Assignee
Yoshino Kogyosho Co Ltd
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 Yoshino Kogyosho Co Ltd filed Critical Yoshino Kogyosho Co Ltd
Priority to JP56176022A priority Critical patent/JPS5876214A/ja
Publication of JPS5876214A publication Critical patent/JPS5876214A/ja
Publication of JPH0351573B2 publication Critical patent/JPH0351573B2/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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/326—Shaping the burr, e.g. by the joining tool
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/34—Rim rolling
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/36—Bending and joining, e.g. for making hollow 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
    • B29C65/1445—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface heating both sides of the joint
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
    • B29C65/1448—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface radiating the edges of the parts to be joined, e.g. for curing a layer of adhesive placed between two flat parts to be joined, e.g. for making CDs or DVDs
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/567—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using a tamping or a swaging operation, i.e. at least partially deforming the edge or the rim of a first part to be joined to clamp a second part to be joined
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/03—After-treatments in the joint area
    • B29C66/032—Mechanical after-treatments
    • B29C66/0324—Reforming or reshaping the joint, e.g. folding over
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/03—After-treatments in the joint area
    • B29C66/032—Mechanical after-treatments
    • B29C66/0324—Reforming or reshaping the joint, e.g. folding over
    • B29C66/03241—Flattening
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/135—Single hemmed joints, i.e. one of the parts to be joined being hemmed in the joint area
    • B29C66/1352—Single hem to hem joints
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/137—Beaded-edge joints or bead seals
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B29C66/43121—Closing the ends of tubular or hollow single articles, e.g. closing the ends of bags
    • B29C66/43123—Closing the ends of squeeze tubes, e.g. for toothpaste or cosmetics
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81415—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled
    • B29C66/81419—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled and flat
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81431—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single cavity, e.g. a groove
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B29C66/83221—Joining or pressing tools reciprocating along one axis cooperating reciprocating tools, each tool reciprocating along one axis
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81421—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being convex or concave
    • B29C66/81423—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being convex or concave being concave
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/20—Flexible squeeze tubes, e.g. for cosmetics

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • Lining Or Joining Of Plastics Or 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１合成樹脂製チューブ容器における下端部のシ
ール加工方法に関するものでめつ℃、下端部であるシー
ルエンド部分を肉厚にしてシールを確固たるものｋする
と共に、該部分の形状を所望のものになし得るようＫす
ることを目的とするものでるる。
従来よりの合成樹脂製のチューブ容器は１円筒形状の胴
部下端部を扁平に押し潰し、この下端部を加熱溶融化さ
せてシール金型によりシールを達成する手段をとってい
た。
しかしながらこの手段によって得られたシールエンド部
分の肉厚は、溶融により、胴部の周壁を重ね合せた肉〜
よりも薄くなってしまうので、シール部と胴部との接続
部の強度が劣ることが多々めった。
また９例えばシールエンド部分に孔を穿ち、容器を逆さ
吊りにし得る構成とする場合等の異形シールが考えられ
るのであるが、該部分が肉薄であると強度上問題が残り
、しかも所望の形状を得ることができず、さらに別体物
をとの′シールエンド部分に何形するには、別途の装置
、工程な加えざるを得ない。
本発明は、上述した従来の欠点を解消するべく創案され
たものでろって、シールエンド部となる容器の下端部を
加熱溶融化させた後に折りたたんで電ね合せ、さらＫこ
の下端部を、シール金型を兼ねた割り金型により、肉厚
となった所望の形状のシールエンド部に成形するように
したものである。
以下本発明の一実施例を図面に従って説８Ａする。
図面にめって０合成樹脂によって成形された円筒形状の
チューブ容器の胴部１は、逆立姿勢でその下部が仮クラ
ンプ装ｆ３によつ（左右から扁平に押し潰されて挾持さ
れ、下端部２祉前配仮クランプ装置３から所望長さだけ
突出している（鎖１図λそして仮クランプ装置３より突
出した前配下端部２に対し、上方よりヒーター装置４を
下降させてヒーター４／により加熱溶融化させる（第２
図）。
次いでこの溶融状態の下端部２に対し上方より曲げ治具
６を下降させ、所望長さの下端部２を巻回する等して折
りたたんで重ね合せる（第３図）。
このよ５１（折りたたまれ、かつ未だ溶融状態にある下
端部２をシール金型を兼ねた割り金型６により、シール
を達成すると共に下端部２を所望形状とし、シールエン
ド２′を成形するのである。、（Ｍ４図、第５図）。
この場合、第３図にめっての曲は治具５の折り曲げ１１
ＪＩａ、折り曲げ１重ね合せ状態は、仮クランプ装置３
から突出する下端部２の長さ、および形成されるシール
エンド２′の肉厚と形状によって所望のものに設定され
ることＫなる。
また第４図にあっての割り金型６は、前記したよ５にシ
ール金型をも兼ねているが、その成形型面６′は、所望
するシールエンド２′の形状に対応したものとなってお
り、従って例えば吊り下げ用の孔を形成せんとする場合
には成形型面６′にビンを配しておき、下端部２ｙａｌ
−頁通させるが如き形態となるものである。
そして第１図にあっての下端部２の仮クランプ装置３よ
りの突出量は、成形されるシールエンド２′の形状およ
び肉厚に応じて設定されることになる。
さらに、胴部１を成形しているシート体が単層合成樹脂
製である場合には、下端部２の折曲げ同数、すなわち重
ね合せ（ロ）数は特に限定されず、成形サレるシールエ
ンド１の形状に従つ℃決定すれば良いのであるが、シー
ト体がアルミ箔を使用した積層シートである場合には、
下端部２端面な巻き込むことができる回数、すなわち最
低２１ｑの折曲げ加工を必要とする。
そしてこのアルミ箔を使用した積層シートの場合には、
成形されるシールエンド２′の形状は成る程度限定され
ることになるが、積層シートの端面が全く露出しないの
で、製品の外観を美しいものとすることができる。
以上の説明から明らかなよ５に、本発明によるシール加
工方法によれば、下端部２の溶融工程と割り金型６によ
るシール工程との間に溶融した下端部２を折りたたんで
重ね合せる工程が含ま、れており、従つ工割り金型６に
よりシールされる前の第４図での下端部２は、胴部１を
扁平に押し潰して重ねた際の肉厚よりも少なくと４２倍
近い肉厚となっている。
それゆえに割り金型６によって成形されるシールエンド
１もまた十分の肉厚を有するととｋなり。
さらに社割り金型６の成形型面６′を所望の形状とする
ことＫより、シールエンド１の形状を変化に富んだもの
Ｋすることができる。
しかもシールエンドの成形後、別体物として所望形状の
例えば吊り下げ部分を財形する装置、工程を必要とせず
、財形部分が胴部と一体となったシールエンド２′自体
であるので強度に優れ、１糺脱落等のおそれもない。
よって本発明のシール加工方法は、工程が簡単でるりな
がら９強度に優れ所望形状となったシールエンドが得ら
れ、しかもシールが確実に達成され、極めて優れた作用
効果を有する龜のでるる。
【図面の簡単な説明】
第１図〜第５図は本発明の加工方法の一実施例な示す説
明図である。 符号の説明 １・・・胴部、２・・・下端部、２′・・・シールエン
ド。 ３・・・仮クランプ装置、４・・・ヒーター装置。 ５・・・曲げ治具、６・・・割り金型、６′・・・成形
型面。 ；ｙ’ｚｍ ；”ｌ’３１ｉ１ １　　　　　“７１ ＡへΣＭ

Claims (1)

  1. 【特許請求の範囲】 合成樹脂製チューブ容器の扁平に押し潰されて仮クラン
    プ装置から突出する下端部を、加熱溶融化させた後に治
    具によって折りたたんで重ね合せ。 さらに紡記溶融化した下端部をシール金型を兼ねた割り
    金型により、比較的肉厚な所望形状のシールエンド部に
    成形することを特徴とする合成樹脂製チューブ容器のシ
    ール加工方法。
JP56176022A 1981-11-02 1981-11-02 合成樹脂製チユ−ブ容器のシ−ル加工方法 Granted JPS5876214A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56176022A JPS5876214A (ja) 1981-11-02 1981-11-02 合成樹脂製チユ−ブ容器のシ−ル加工方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56176022A JPS5876214A (ja) 1981-11-02 1981-11-02 合成樹脂製チユ−ブ容器のシ−ル加工方法

Publications (2)

Publication Number Publication Date
JPS5876214A true JPS5876214A (ja) 1983-05-09
JPH0351573B2 JPH0351573B2 (ja) 1991-08-07

Family

ID=16006349

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56176022A Granted JPS5876214A (ja) 1981-11-02 1981-11-02 合成樹脂製チユ−ブ容器のシ−ル加工方法

Country Status (1)

Country Link
JP (1) JPS5876214A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0701943A4 (en) * 1994-04-11 1998-10-28 Yoshino Kogyosho Co Ltd APPARATUS AND METHOD FOR MAKING A SEALED SECTION OF A TUBULAR BODY IN SYNTHETIC RESIN
EP0771048A3 (de) * 1995-10-26 1998-12-16 TMC Sensortechnik GmbH Schlauchförmige Hülle
EP0857562A3 (de) * 1997-02-11 1999-02-10 Marcel Hofsäss Schrumpfkappe und Verfahren zu ihrer Herstellung sowie mit der Schrumpfkappe versehenes Bauteil
EP1260350A3 (en) * 2001-05-25 2003-01-22 T.M. di Tiziana Mazza Method for molding the container bottom and containers manufactured therewith

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0701943A4 (en) * 1994-04-11 1998-10-28 Yoshino Kogyosho Co Ltd APPARATUS AND METHOD FOR MAKING A SEALED SECTION OF A TUBULAR BODY IN SYNTHETIC RESIN
EP0771048A3 (de) * 1995-10-26 1998-12-16 TMC Sensortechnik GmbH Schlauchförmige Hülle
EP0857562A3 (de) * 1997-02-11 1999-02-10 Marcel Hofsäss Schrumpfkappe und Verfahren zu ihrer Herstellung sowie mit der Schrumpfkappe versehenes Bauteil
US6115916A (en) * 1997-02-11 2000-09-12 Hofsaess; Marcel Method of manufacturing a shrink-on cap
EP1260350A3 (en) * 2001-05-25 2003-01-22 T.M. di Tiziana Mazza Method for molding the container bottom and containers manufactured therewith

Also Published As

Publication number Publication date
JPH0351573B2 (ja) 1991-08-07

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