JP3440107B2 - Method and apparatus for manufacturing container mouth - Google Patents
Method and apparatus for manufacturing container mouthInfo
- Publication number
- JP3440107B2 JP3440107B2 JP01029093A JP1029093A JP3440107B2 JP 3440107 B2 JP3440107 B2 JP 3440107B2 JP 01029093 A JP01029093 A JP 01029093A JP 1029093 A JP1029093 A JP 1029093A JP 3440107 B2 JP3440107 B2 JP 3440107B2
- Authority
- JP
- Japan
- Prior art keywords
- molten resin
- container mouth
- sheet
- colors
- manufacturing
- 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 - Lifetime
Links
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は容器口部の製造方法及び
装置に係り、特に、複数色のデザインが施された容器口
部の製造が可能な容器口部の製造方法及び装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for manufacturing a container opening, and more particularly to a method and an apparatus for manufacturing a container opening capable of manufacturing a container opening having a plurality of colors.
【０００２】[0002]
【従来の技術】従来より、チューブ容器は化粧品、食品
等の包装に広く用いられている。このようなチューブ容
器の口部は、内容物を注出するための円筒状の注出口
と、この注出口と連続して徐々にその径が拡開する肩部
とから構成されている。そして、注出口の外周面には、
キャップを螺合させるための螺合条が形成されている。2. Description of the Related Art Conventionally, tube containers have been widely used for packaging cosmetics, foods and the like. The mouth portion of such a tube container is composed of a cylindrical spout for pouring out the contents and a shoulder portion whose diameter gradually expands continuously with the spout. And on the outer peripheral surface of the spout,
A screw thread is formed for screwing the cap.
【０００３】従来このような容器口部に複数色のデザイ
ンを施す場合、容器口部を成形した後、別途印刷を施し
ていた。Conventionally, when such a container mouth is designed in a plurality of colors, the container mouth is molded and then separately printed.
【０００４】[0004]
【発明が解決しようとする課題】しかし、成形された容
器口部に別途印刷を施そうとすると、その分工程が多く
なり、製造工程が複雑化し、製造コストが高くなる。However, if an attempt is made to separately print the molded container mouth, the number of steps increases, the manufacturing process becomes complicated, and the manufacturing cost increases.
【０００５】また、チューブ容器の口部には、その形状
の複雑さから印刷を施すのが困難である場合もある。本
発明は上述した問題点を解決するためになされたもので
あり、複数色のデザインが施された容器口部を簡易、迅
速に製造することが可能な容器口部の製造方法及び装置
を提供することを目的とする。Further, it is sometimes difficult to print the mouth of the tube container due to its complicated shape. The present invention has been made to solve the above-mentioned problems, and provides a method and an apparatus for manufacturing a container mouth that can easily and quickly manufacture a container mouth having a plurality of color designs. The purpose is to do.
【０００６】[0006]
【課題を解決するための手段】以上の目的を達成するた
め本発明は、内容物を注出するための円筒状の注出口
と、この注出口と連続して徐々にその径が拡開する肩部
とを備えた容器口部の製造方法において、複数の異色の
シート状溶融樹脂を押し出して複数色が配列された溶融
樹脂を形成する工程と、前記複数色が配列されたシート
状溶融樹脂を型押して前記注出口及び前記肩部を形成す
る工程とを含んで成るように構成した。In order to achieve the above object, the present invention has a cylindrical spout for pouring out contents, and the diameter thereof gradually expands continuously with the spout. In a method of manufacturing a container mouth portion including a shoulder portion, a plurality of different color
Extruding a sheet-shaped molten resin to form a molten resin in which a plurality of colors are arranged, and a sheet in which the plurality of colors are arranged
Configured to comprise a step of forming said spout and said shoulder portion Jo molten resin embossed.
【０００７】[0007]
【０００８】さらに、内容物を注出するための円筒状の
注出口と、この注出口と連続して徐々にその径が拡開す
る肩部とを備えた容器口部の製造装置において、複数異
色のシート状溶融樹脂を押し出して複数の異色の溶融樹
脂を押し出して複数色が配列された溶融樹脂を形成する
共押出成形機と、前記複数色が配列された溶融樹脂を型
押して前記注出口及び前記肩部を形成するための金型と
を含んで成るように構成した。Further, in a container mouth manufacturing apparatus provided with a cylindrical spout for pouring out contents, and a shoulder portion whose diameter gradually expands continuously from the spout, A co-extrusion molding machine that extrudes different colored sheet-like molten resins to form a plurality of different colored molten resins to form a molten resin in which a plurality of colors are arranged, and a mold in which the molten resin in which a plurality of colors are arranged is embossed And a mold for forming the shoulder portion.
【０００９】また、上述の容器口部の製造装置におい
て、前記共押出成形機は、シート状溶融樹脂を押し出す
とともに、前記シート状溶融樹脂上に所定間隔を配して
異色の線状溶融樹脂を複数押し出すように構成した。Further, in the above-described container mouth manufacturing apparatus, the co-extrusion molding machine extrudes the sheet-shaped molten resin and arranges the linear molten resin of a different color at a predetermined interval on the sheet-shaped molten resin. It is configured to extrude a plurality.
【００１０】[0010]
【作用】本発明の容器口部の製造方法及び装置において
は、共押出成形機により複数色が配列された溶融樹脂を
形成し、この溶融樹脂を金型で型押して注出口及び肩部
を形成する。このように本発明の容器口部の製造方法及
び装置よれば、複数色が配列された溶融樹脂でデザイン
を形成するので、別途印刷を施す必要がなくなり、複数
色のデザインが施された容器口部を簡易、迅速に製造す
ることができる。In the method and apparatus for manufacturing a container mouth of the present invention, a molten resin in which a plurality of colors are arranged is formed by a coextrusion molding machine, and the molten resin is pressed by a mold to form a spout and a shoulder. To do. As described above, according to the container mouth manufacturing method and apparatus of the present invention, since the design is formed by the molten resin in which a plurality of colors are arranged, it is not necessary to separately print, and the container mouth having a plurality of colors is designed. The parts can be manufactured easily and quickly.
【００１１】また、上述した方法及び装置において、共
押出成形機により、シート状溶融樹脂を押し出すととも
に、前記シート状溶融樹脂上に所定間隔を配して異色の
線状溶融樹脂を複数押し出すようにすれば、縞模様が施
された趣のある容器口部の製造が可能になる。In the above-described method and apparatus, the sheet-shaped molten resin is extruded by the co-extrusion molding machine, and a plurality of different-colored linear molten resins are extruded on the sheet-shaped molten resin at predetermined intervals. Then, it becomes possible to manufacture an attractive container mouth portion having a striped pattern.
【００１２】[0012]
【実施例】以下、図面を参照して本発明の実施例につい
て説明する。図１は、本発明に係る容器口部の製造装置
１０を示す。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a container mouth manufacturing apparatus 10 according to the present invention.
【００１３】図１において、容器口部の製造装置１０
は、シート状溶融樹脂上に異色の線状溶融樹脂が複数押
し出した積層溶融樹脂４２を成形するための共押出成形
機４０と、この積層溶融樹脂４２を一定方向に搬送する
ための溶融樹脂搬送装置３０と、この積層溶融樹脂４２
から注出口及び肩部を有する容器口部を成形するための
容器口部成形装置５０とを備えている。In FIG. 1, a container mouth manufacturing apparatus 10 is shown.
Is a co-extrusion molding machine 40 for molding a laminated molten resin 42 in which a plurality of different colored linear molten resins are extruded onto a sheet-shaped molten resin, and a molten resin conveying for conveying the laminated molten resin 42 in a certain direction. Device 30 and this laminated molten resin 42
And a container mouth forming device 50 for forming a container mouth having a spout and a shoulder.
【００１４】溶融樹脂搬送装置３０は、駆動手段（図示
せず）により、図１の矢印Ａ方向に間欠的に搬送される
溶融樹脂搬送ベルト４４と、この溶融樹脂搬送ベルト４
４をガイドするためのガイドプーリー３４とを備えてい
る。The molten resin conveying device 30 includes a molten resin conveying belt 44 which is intermittently conveyed in the direction of arrow A in FIG. 1 by a driving means (not shown), and the molten resin conveying belt 4
4 and a guide pulley 34 for guiding 4.
【００１５】この共押出成形機４０は、第１押出ダイ４
０ａと第２押出ダイ４０ｂとから構成されている。そし
て、第１押出ダイ４０ａから溶融樹脂搬送ベルト４４上
に透明なシート状溶融樹脂４２ａを押し出すと共に、第
２押出ダイ４０ｂからこのシート状溶融樹脂４２ａ上に
着色された線状溶融樹脂４２ｂを、所定間隔を配して複
数押し出すと、図２に示されるような積層溶融樹脂４２
を形成することができる。The co-extrusion molding machine 40 includes a first extrusion die 4
0a and the second extrusion die 40b. Then, the transparent sheet-shaped molten resin 42a is extruded from the first extrusion die 40a onto the molten resin conveying belt 44, and the colored linear molten resin 42b is extruded from the second extrusion die 40b onto the sheet-shaped molten resin 42a. When a plurality of pieces are extruded at predetermined intervals, the laminated molten resin 42 as shown in FIG.
Can be formed.
【００１６】このような共押出成形機４０としては、シ
ングルマニホールドダイ、マルチマニホールドダイ、マ
ルチスロットダイ等共押出成形に用いられる各種の押出
ダイを用いることができる。また、このような共押出成
形機４０から押し出される溶融樹脂４２ａ、４２ｂとし
ては、例えば、ポリエチレン、ポリプピレン等のポリオ
レフィン系樹脂を用いることができる。 As the co-extrusion molding machine 40, various extrusion dies used in co-extrusion molding such as a single manifold die, a multi-manifold die and a multi-slot die can be used. Further, as the molten resins 42a and 42b extruded from the co-extrusion molding machine 40, for example, a polyolefin resin such as polyethylene or polypropylene can be used .
【００１７】さらに搬送方向下流側には、容器口部成形
装置５０が設けられている。この容器口部成形装置５０
は４本のパイプ部材５２を備えている。これらのパイプ
部材５２の下端面には、それぞれ、カッター５４が備え
られており、このカッター５４により、間欠的に搬送さ
れてきた積層溶融樹脂４２を円形状に打ち抜くことがで
きるように構成されている。[0017] transportable in delivery direction downstream Furthermore, the container mouth portion molding device 50 is provided. This container mouth forming device 50
Is equipped with four pipe members 52. A cutter 54 is provided on the lower end surface of each of the pipe members 52, and the cutter 54 is configured to punch the laminated molten resin 42 that has been intermittently conveyed into a circular shape. There is.
【００１８】また、パイプ部材５２の内部には、図３に
示されるように、成形する容器口部の形状に対応した心
金（雄型）５８が備えられている。一方、パンチ台５６
の内部には、前記心金５８に対応する形状であって、こ
れに嵌合する外金（雌型）６０が収納されている。そし
て、積層樹脂体４２は、カッター５４とパンチ５６によ
りディスク状に打ち抜かれた後、心金５８と外金６０と
の間に挟まれて圧縮される。Inside the pipe member 52, as shown in FIG. 3, there is provided a mandrel (male) 58 corresponding to the shape of the container mouth to be molded. On the other hand, punch table 56
An outer metal (female type) 60 having a shape corresponding to the core metal 58 and fitted therein is housed inside. The laminated resin body 42 is punched into a disk shape by the cutter 54 and the punch 56, and then sandwiched between the mandrel 58 and the outer metal 60 to be compressed.
【００１９】次に、本発明に係るチューブ容器口部の製
造方法について説明する。まず、共押出成形機４０の第
１押出ダイ４０ａからシート状溶融樹脂４２ａが溶融樹
脂搬送ベルト４４上に押し出さる。これとともに、この
シート状溶融樹脂４２ａ上に線状溶融樹脂４２ｂが所定
の間隔を配し、その搬送方向に延びる線状に押し出さ
れ、積層溶融樹脂４２が成形される。Next, a method of manufacturing the tube container mouth portion according to the present invention will be described. First, the sheet-shaped molten resin 42 a is extruded onto the molten resin conveying belt 44 from the first extrusion die 40 a of the coextrusion molding machine 40. Along with this, the linear molten resin 42b is arranged on the sheet-shaped molten resin 42a at a predetermined interval and is extruded in a linear shape extending in the conveying direction to form the laminated molten resin 42.
【００２０】この積層溶融樹脂４２は溶融樹脂搬送ベル
ト４４により容器口部成形装置５０の下方に搬送され
る。積層溶融樹脂４２が容器口部成形装置５０の下方に
搬送されると、パイプ部材５２が下降し、このパイプ部
材５２の下端面に取付けられたカッター５４により積層
溶融樹脂４２が円形状に打ち抜かれる。そして、この円
形状に打ち抜かれた積層溶融樹脂４２はパイプ部材５２
の下端面に接着する。The laminated molten resin 42 is conveyed below the container mouth forming device 50 by a molten resin conveying belt 44. When the laminated molten resin 42 is conveyed below the container mouth forming device 50, the pipe member 52 descends, and the laminated molten resin 42 is punched into a circular shape by a cutter 54 attached to the lower end surface of the pipe member 52. . The laminated molten resin 42 punched out in the circular shape is the pipe member 52.
Adhere to the bottom surface of the.
【００２１】次いで、パイプ部材５２の内部に設けられ
ている心金５８が下降し、パイプ部材５２の下端面に接
着された積層溶融樹脂４２は、この心金５８と、パイプ
部材５２の下方に設けられている外金６０との間で挟ま
れて圧縮され、心金５８、外金６０の形状に応じて注出
口及び肩部を有する容器口部が形成される。 Next, the mandrel 58 provided inside the pipe member 52 descends, and the laminated molten resin 42 adhered to the lower end surface of the pipe member 52 falls below the mandrel 58 and the pipe member 52. It is sandwiched and compressed with the outer metal 60 provided, and a container mouth portion having a spout and a shoulder is formed in accordance with the shapes of the mandrel 58 and the outer metal 60 .
【００２２】この成形により、積層されたシート状溶融
樹脂４２ａと線状溶融樹脂４２ｂは一体化するととも
に、容器口部の形状の成形に伴い、図４に示されるよう
な縞模様が形成され、趣のあるデザインが施された容器
口部７０が形成される。By this molding, the laminated sheet-shaped molten resin 42a and the linear molten resin 42b are integrated with each other, and a striped pattern as shown in FIG. 4 is formed with the molding of the shape of the container mouth. A container mouth portion 70 having a tasteful design is formed.
【００２３】このように本発明に係る容器口部の製造方
法によれば、複数色が配列された溶融樹脂でデザインを
形成するので、別途印刷を施す必要がなくなり、複数色
のデザインが施された容器口部を簡易、迅速に製造する
ことができる。As described above, according to the method of manufacturing the container mouth portion of the present invention, since the design is formed by the molten resin in which a plurality of colors are arranged, it is not necessary to separately print, and the design of a plurality of colors is performed. The container mouth can be manufactured easily and quickly.
【００２４】上述のようにして形成された容器口部７０
は、円筒状のチューブ本体と溶着されてチューブ容器と
なる。また、上記の打ち抜かれた後の積層溶融樹脂４２
は、溶融樹脂搬送ベルト４４により搬送されて廃棄され
る。Container opening 70 formed as described above
Is welded to a cylindrical tube body to form a tube container. In addition, the laminated molten resin 42 after the punching is performed.
Is transported by the molten resin transport belt 44 and discarded.
【００２５】尚、本発明は上述した実施例に限定される
ものではなく、その趣旨を逸脱しない範囲において適宜
変更を加えることが可能である。例えば、上述した実施
例はシート状溶融樹脂４２ａ上に異色の線状溶融樹脂４
２ｂを押し出したものであるが、本発明はこれに限定さ
れるものではない。例えば、図５に示されるように、互
いに異なる色の溶融樹脂８１、８２を並べて押し出し、
ツートーンカラーの容器口部８０を形成することも可能
である。The present invention is not limited to the above-mentioned embodiments, and various modifications can be made without departing from the spirit of the invention. For example, in the above-described embodiment, the line-shaped molten resin 4 of a different color is formed on the sheet-shaped molten resin 42a.
2b is extruded, but the present invention is not limited to this. For example, as shown in FIG. 5, molten resins 81 and 82 of different colors are juxtaposed and extruded,
It is also possible to form a two-tone container opening 80.
【００２６】[0026]
【発明の効果】以上のように構成した本発明によれば、
複数色のデザインが施された容器口部を簡易、迅速に製
造することが可能になるという効果を奏する。According to the present invention configured as described above,
The present invention has an effect that it is possible to easily and quickly manufacture a container mouth portion having a design of a plurality of colors.
【図１】 本発明に係る容器口部の製造装置の概略を示
す図。FIG. 1 is a diagram showing an outline of a container mouth manufacturing apparatus according to the present invention.
【図２】 積層溶融樹脂を示す断面図。FIG. 2 is a sectional view showing a laminated molten resin.
【図３】 容器口部成形装置をの概略を示す図。FIG. 3 is a diagram showing an outline of a container mouth forming device.
【図４】 本発明に係る容器口部の製造方法により製造
された容器口部を示す平面図。FIG. 4 is a plan view showing a container mouth manufactured by the method for manufacturing a container mouth according to the present invention.
【図５】 本発明に係る容器口部の製造方法の他の例に
より製造された容器口部を示す平面図。FIG. 5 is a plan view showing a container mouth manufactured by another example of the method for manufacturing a container mouth according to the present invention.
１０・・・容器口部の製造装置 ２０・・・共押出成形機 ２１・・・積層溶融樹脂 ２１ａ・・・シート状溶融樹脂 ２１ｂ・・・線状溶融樹脂 ４３・・・心金（雄型） ４４・・・外金（雌型） ５０、６０・・・容器口部 10 ... Container mouth manufacturing device 20 ... Coextrusion molding machine 21 ... Laminated molten resin 21a ... Sheet-shaped molten resin 21b ... Linear molten resin 43 ... Shinkin (male type) 44 ... Foreign metal (female type) 50, 60 ... Container mouth
Claims (4)
と、この注出口と連続して徐々にその径が拡開する肩部
とを備えた容器口部の製造方法において、 複数の異色のシート状溶融樹脂を押し出して複数色が配
列された溶融樹脂を形成する工程と、 前記複数色が配列されたシート状溶融樹脂を型押して前
記注出口及び前記肩部を形成する工程とを含んで成るこ
とを特徴とする容器口部の製造方法。1. A method for manufacturing a container mouth part, comprising: a cylindrical spout for pouring out contents; and a shoulder part whose diameter gradually expands continuously from the spout, A step of forming a molten resin in which a plurality of colors are arranged by extruding a sheet-shaped molten resin of different colors, and a step of forming the spout and the shoulder by embossing the sheet-shaped molten resin in which the plurality of colors are arranged. A method for manufacturing a container mouth, comprising:
ート状溶融樹脂を押し出すとともに、前記シート状溶融
樹脂上に所定間隔を配して異色の線状溶融樹脂を複数押
し出して形成されることを特徴とする請求項１記載の容
器口部の製造方法。2. The molten resin in which a plurality of colors are arranged is formed by extruding a sheet-shaped molten resin and extruding a plurality of different-color linear molten resins at predetermined intervals on the sheet-shaped molten resin. The method for manufacturing a container mouth according to claim 1, wherein
と、この注出口と連続して徐々にその径が拡開する肩部
とを備えた容器口部の製造装置において、 複数の異色のシート状溶融樹脂を押し出して複数色が配
列された溶融樹脂を形成する共押出成形機と、 前記複数色が配列されたシート状溶融樹脂を型押して前
記注出口及び前記肩部を形成するための金型とを含んで
成ることを特徴とする容器口部の製造装置。3. A container mouth manufacturing apparatus comprising a cylindrical spout for pouring out contents and a shoulder portion whose diameter gradually expands continuously from the spout, A co-extrusion molding machine that extrudes different-color sheet-shaped molten resins to form a molten resin in which a plurality of colors are arranged, and forms the spout and the shoulder by embossing the sheet-shaped molten resin in which the plurality of colors are arranged. An apparatus for manufacturing a container mouth, comprising:
を押し出すとともに、前記シート状溶融樹脂上に所定間
隔を配して異色の線状溶融樹脂を複数押し出すことを特
徴とする請求項３記載の容器口部の製造装置。4. The co-extrusion molding machine extrudes a sheet-shaped molten resin, and extrudes a plurality of different-colored linear molten resins at a predetermined interval on the sheet-shaped molten resin. The manufacturing apparatus for the container mouth described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01029093A JP3440107B2 (en) | 1993-01-25 | 1993-01-25 | Method and apparatus for manufacturing container mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01029093A JP3440107B2 (en) | 1993-01-25 | 1993-01-25 | Method and apparatus for manufacturing container mouth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06218787A JPH06218787A (en) | 1994-08-09 |
| JP3440107B2 true JP3440107B2 (en) | 2003-08-25 |
Family
ID=11746172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP01029093A Expired - Lifetime JP3440107B2 (en) | 1993-01-25 | 1993-01-25 | Method and apparatus for manufacturing container mouth |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3440107B2 (en) |
-
1993
- 1993-01-25 JP JP01029093A patent/JP3440107B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06218787A (en) | 1994-08-09 |
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