JPH09234797A - Method of molding sealed container - Google Patents
Method of molding sealed containerInfo
- Publication number
- JPH09234797A JPH09234797A JP4505296A JP4505296A JPH09234797A JP H09234797 A JPH09234797 A JP H09234797A JP 4505296 A JP4505296 A JP 4505296A JP 4505296 A JP4505296 A JP 4505296A JP H09234797 A JPH09234797 A JP H09234797A
- Authority
- JP
- Japan
- Prior art keywords
- upper member
- molding
- lower member
- molds
- closed 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.)
- Pending
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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14467—Joining articles or parts of a single article
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は密閉容器、特に液体
を入れる容器の成形方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for molding a closed container, particularly a container for containing a liquid.
【0002】[0002]
【従来の技術】従来、合成樹脂で成形された密閉容器
は、中の液体が外に漏れ出ないように、継ぎ目ができな
いブロー成形で作られるものが多かった。ブロー成形法
は、可塑化した樹脂を袋状に膨らませ、金型で挟み付
け、金型の内壁に押しつけて冷却・固化するという成形
方法で、当然継ぎ目はできず、中の液体が漏れる心配が
ないという利点がある。2. Description of the Related Art Conventionally, many closed containers made of synthetic resin are made by blow molding which is seamless so that the liquid inside does not leak out. In the blow molding method, plasticized resin is inflated into a bag shape, sandwiched between molds, and pressed against the inner wall of the mold to cool and solidify. There is an advantage that it does not.
【0003】[0003]
【発明が解決しようとする課題】しかし、上記ブロー成
形法は、1種類の樹脂素材だけを膨張させて成形するの
で、単色のものしか作ることができず、フアッション性
に欠けるという問題点があった。これを解決する方法と
して、2つの箱状部材の開口部同士をヒート溶着して密
閉容器を形成する方法もあるが、溶着した部分が歪んだ
り、剥がれたり、割れたりして隙間が空き、中に入れた
液体が漏れ出すことがあった。しかも、溶着する2つの
合成樹脂の材質が異なると、溶着できないこともあっ
た。However, in the blow molding method, since only one kind of resin material is expanded and molded, only a single color material can be manufactured, and there is a problem that the fashionability is lacking. It was As a method of solving this, there is also a method of forming a closed container by heat-welding the openings of the two box-shaped members, but the welded portion is distorted, peeled off, or cracked to leave a gap, The liquid in the tank sometimes leaked. Moreover, if the materials of the two synthetic resins to be welded are different, it may not be possible to weld them.
【0004】本発明は、上記の問題点にかんがみて提案
されたもので、融点等の物理的特性や材質の異なる部材
同士でも隙間なく接合して、高い水密性を長期間安定し
て保つことができる密閉容器の成形方法を提案するもの
である。The present invention has been proposed in view of the above problems, and it is possible to join members having different physical characteristics such as melting points and materials different from each other without any gap, and to maintain high water tightness stably for a long period of time. It proposes a method of molding a closed container capable of
【0005】[0005]
【課題を解決するための手段】上記課題を解決するため
に、請求項1においては、同一形状の開口部を有する下
部材と上部材とを、互いに開口部同士を当接させて成形
する密閉容器の成形方法であって、各開口部の外周縁に
鍔部を設けた上部材と下部材とを形成し、開口部同士を
当接した状態で金型に入れ、可塑化した樹脂を供給して
両鍔部を外側から覆い、樹脂を固化して密閉容器を成形
するようにした。In order to solve the above-mentioned problems, in Claim 1, a lower member and an upper member having openings of the same shape are formed by bringing the openings into contact with each other. A method of molding a container, comprising forming an upper member and a lower member each having a flange on the outer peripheral edge of each opening, and placing the upper member and the lower member in a mold with the openings abutting each other, and supplying a plasticized resin. Then, both flanges were covered from the outside and the resin was solidified to form a closed container.
【0006】また、請求項2においては、請求項1に記
載の密閉容器の上部材と下部材の各鍔部に孔を設け、こ
の孔を合致させた状態で上部材と下部材の鍔部を当接さ
せ、供給した樹脂を両孔に流入させて鍔部同士を接合さ
せるようにした。According to a second aspect of the present invention, a hole is provided in each of the flange portions of the upper member and the lower member of the closed container according to the first aspect, and the flange portions of the upper member and the lower member are aligned with the holes. Were contacted with each other, and the supplied resin was caused to flow into both holes to join the flange portions together.
【0007】なお、上記下部材と上部材は、圧縮成形
法,射出成形法,ブロー成形法等、いずれの方法で成形
したものでも構わない。本発明に係る密閉容器の部材の
材質は、成型の容易さから合成樹脂が好ましいが、それ
に限定されるものではなく、木製部材,陶製部材,金属
製部材、またはそれら部材の組み合わせでもよい。The lower member and the upper member may be molded by any method such as a compression molding method, an injection molding method and a blow molding method. The material of the member of the closed container according to the present invention is preferably synthetic resin in terms of ease of molding, but is not limited thereto, and may be a wooden member, a ceramic member, a metal member, or a combination of these members.
【0008】[0008]
【発明の実施の形態】以下に本発明の最良の実施の形態
を、図面に基づいて、詳細に説明する。図1は本発明に
係る成形方法を用いて成形した携帯水容器の斜視図,図
2は図1の携帯水容器の平面図,図3は図2のA−A線
断面図,図4は図1の携帯水容器の成形時の説明図であ
る。BEST MODE FOR CARRYING OUT THE INVENTION The best mode for carrying out the present invention will be described below in detail with reference to the drawings. 1 is a perspective view of a portable water container molded using the molding method according to the present invention, FIG. 2 is a plan view of the portable water container of FIG. 1, FIG. 3 is a sectional view taken along the line AA of FIG. 2, and FIG. It is explanatory drawing at the time of shaping | molding the portable water container of FIG.
【0009】図1に示すように、携帯水容器の本体1
は,3つの部材からできている。すなわち、容器の下部
材2,容器の上部材3,下部材2と上部材3の当接する
鍔部2a・3aを捲くように覆って両者を接合する接合
部4である。この本体1の底面中央に形成された凹部に
は、据え置き時に起こして本体1を高い位置で保持し、
携帯時は邪魔にならないように折り畳むことができる板
状の足5・5が取り付けられている。また、本体上面に
はネジ式の大きな注水用の蓋6,側部の低い位置には水
を取り出す蛇口7,接合部4の所定位置には肩掛け用の
ベルト8がそれぞれ取り付けられている。更に、携帯時
に蛇口7を覆う蓋として使われるコップ9が用意されて
いる。As shown in FIG. 1, a body 1 of a portable water container.
Is made up of three parts. That is, the joint member 4 covers the lower members 2 of the container 2, the upper member 3 of the container, and the lower members 2 and 3 of the upper member 3 which are in contact with each other so as to cover the flange portions 2a and 3a. In the recess formed in the center of the bottom surface of the main body 1, the main body 1 is held at a high position by being raised during stationary installation
Plate-shaped legs 5 are attached so that they can be folded so as not to get in the way when they are carried. Further, a screw-type large water-filling lid 6, a faucet 7 for taking out water at a lower position on the side portion, and a shoulder belt 8 at a predetermined position on the joint portion 4 are attached to the upper surface of the main body. Further, a cup 9 used as a lid for covering the faucet 7 when carrying it is prepared.
【0010】図3の断面図に示すように、接合部4は当
接している下部材2と上部材3の鍔部2a,3aの周縁
を、断面C字形状に覆って、両者を挟み付けるかたちで
接合している(図3右側)。特に、図2に示した鍔部2
a,3aを貫通する孔2b,3bの部分では、接合部4
は閉断面(D字)形状になって、より確実に両者を結合
している(図3左側)。ベルト8が取り付けられる側の
接合部4には、持ち手4aも形成されている。As shown in the sectional view of FIG. 3, the joint portion 4 covers the peripheral edges of the flange portions 2a, 3a of the lower member 2 and the upper member 3 which are in contact with each other so as to have a C-shaped cross section and sandwich them. They are joined in a shape (right side of Fig. 3). In particular, the collar portion 2 shown in FIG.
At the portions of holes 2b and 3b penetrating a and 3a, the joint portion 4
Has a closed cross section (D-shape) to more securely connect the two (FIG. 3, left side). A handle 4a is also formed on the joint portion 4 on the side where the belt 8 is attached.
【0011】次に、密閉容器1の成形方法について、図
2乃至図4を用いて説明する。 本体1の下部材2,上部材3は別々に成形される。下
部材2の鍔部2aの所定場所には孔2b・・・が、この
鍔部2aが当接する上部材3の鍔部3aには孔3b・・
・が設けられている。 下部材2の孔2b・・・と上部材3の孔3b・・・と
を合致させ、下部材2の鍔部2aと上部材3の鍔部3a
とを当接させる。 下部材2と上部材3の外形に合致し、接合部4を成形
するスペースだけを空けた金型B,Cに、当接させた状
態の下部材2と上部材3とをセットし、金型B,Cを閉
じる。 上記金型B,Cの接合部4用のスペースに可塑化され
た合成樹脂Dを射出し、そのスペースに充填した後、冷
却固化または硬化させる。 金型B,Cを開いて、完成した本体1(成形品)を取
り出す。 本体1の底面の凹部には別に成型した足5,5が,上
面には蓋6が,側部の低い位置には蛇口7が取り付けら
れ、最後に接合部4に形成された取り付け部にはベルト
8が取り付けられる。Next, a method of molding the closed container 1 will be described with reference to FIGS. The lower member 2 and the upper member 3 of the main body 1 are separately molded. A hole 2b ... Is provided at a predetermined location of the collar portion 2a of the lower member 2, and a hole 3b ... Is provided at the collar portion 3a of the upper member 3 with which the collar portion 2a abuts.
・ Is provided. The holes 2b of the lower member 2 and the holes 3b of the upper member 3 are matched with each other, and the flange portion 2a of the lower member 2 and the flange portion 3a of the upper member 3 are matched.
And abut. Set the lower member 2 and the upper member 3 in contact with each other in the molds B and C that match the outer shapes of the lower member 2 and the upper member 3 and leave only a space for molding the joint portion 4, Close molds B and C. The plasticized synthetic resin D is injected into the space for the joining portion 4 of the molds B and C, and the space is filled, and then cooled and solidified or cured. The molds B and C are opened, and the completed main body 1 (molded product) is taken out. Separately molded feet 5 and 5 are attached to the concave portion of the bottom surface of the main body 1, the lid 6 is attached to the upper surface, the faucet 7 is attached to the lower side portion, and finally the attachment portion formed on the joint portion 4 is attached. The belt 8 is attached.
【0012】[0012]
【発明の効果】本発明に係る密閉容器の成形方法によれ
ば、2つの部材の開口部を合わせた鍔部を可塑化した樹
脂で覆って固化するので、材質が異なる部材同士でも隙
間なく接合して、高い水密性を長期間安定して保つこと
ができる。According to the method for molding a closed container according to the present invention, since the brim portion formed by combining the openings of the two members is covered with the plasticized resin and solidified, the members having different materials can be joined together without a gap. As a result, high water tightness can be stably maintained for a long period of time.
【図面の簡単な説明】[Brief description of drawings]
【図1】本発明に係る成形方法を用いて成形した携帯水
容器の斜視図である。FIG. 1 is a perspective view of a portable water container molded using a molding method according to the present invention.
【図2】図1の携帯水容器の平面図である。FIG. 2 is a plan view of the portable water container of FIG.
【図3】図2のA−A線断面図である。FIG. 3 is a sectional view taken along line AA of FIG. 2;
【図4】図1の携帯水容器の成形時の説明図である。FIG. 4 is an explanatory view of the portable water container of FIG. 1 during molding.
1 本体 2 下部材 3 上部材 2a 3a 鍔部 2b 3b 孔 4 接合部 5 足 6 蓋 7 蛇口 8 ベルト B,C 金型 D 合成樹脂 1 Main Body 2 Lower Member 3 Upper Member 2a 3a Collar 2b 3b Hole 4 Joint 5 Foot 6 Lid 7 Faucet 8 Belt B, C Mold D Synthetic Resin
Claims (2)
とを、互いに開口部同士を当接させて成形する密閉容器
の成形方法であって、各開口部の外周縁に鍔部を設けた
上部材と下部材とを形成し、開口部同士を当接した状態
で金型に入れ、可塑化した樹脂を供給して両鍔部を外側
から覆い、樹脂を固化して密閉容器を成形するようにし
たことを特徴とする密閉容器の成形方法。1. A method for molding a closed container, comprising molding a lower member and an upper member having openings of the same shape by bringing the openings into contact with each other, wherein a collar is provided on the outer peripheral edge of each opening. Form the upper member and the lower member provided, put in a mold with the openings contacting each other, supply plasticized resin to cover both flanges from the outside, solidify the resin to form a closed container. A method for molding an airtight container, which is characterized by being molded.
孔を合致させた状態で上部材と下部材の鍔部を当接さ
せ、供給した樹脂を両孔に流入させて鍔部同士を接合さ
せることを特徴とする請求項1に記載の密閉容器の成形
方法。2. A hole is provided in each of the flange portions of the upper member and the lower member, the flange portions of the upper member and the lower member are brought into contact with each other in a state where the holes are aligned, and the supplied resin is caused to flow into both holes. The method for molding a closed container according to claim 1, wherein the flange portions are joined together.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4505296A JPH09234797A (en) | 1996-03-01 | 1996-03-01 | Method of molding sealed container |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4505296A JPH09234797A (en) | 1996-03-01 | 1996-03-01 | Method of molding sealed container |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH09234797A true JPH09234797A (en) | 1997-09-09 |
Family
ID=12708590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4505296A Pending JPH09234797A (en) | 1996-03-01 | 1996-03-01 | Method of molding sealed container |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH09234797A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7392179B2 (en) | 2000-11-30 | 2008-06-24 | Matsushita Electric Industrial Co., Ltd. | LPC vector quantization apparatus |
JP2010030298A (en) * | 2008-07-04 | 2010-02-12 | Taisei Plas Co Ltd | Joint plated metal structure |
-
1996
- 1996-03-01 JP JP4505296A patent/JPH09234797A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7392179B2 (en) | 2000-11-30 | 2008-06-24 | Matsushita Electric Industrial Co., Ltd. | LPC vector quantization apparatus |
JP2010030298A (en) * | 2008-07-04 | 2010-02-12 | Taisei Plas Co Ltd | Joint plated metal structure |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6435384B1 (en) | Plastic container component and method of forming the same | |
US20060088679A1 (en) | Hollow body of synthetic resin, method and mold for injection molding of the hollow body | |
KR100297119B1 (en) | Container with handle and manufacturing method | |
US4773844A (en) | Apparatus for producing a synthetic resin skin | |
JPH09234797A (en) | Method of molding sealed container | |
KR920017784A (en) | Injection Molding Method of Layered Body | |
JPH06219497A (en) | Connecting part between lower end of sidewall plate and base plate of large-sized container | |
JPS6331329Y2 (en) | ||
US6358343B1 (en) | Method for manufacturing plastic drums | |
JPS5820532Y2 (en) | Tube with seal | |
JPS60232939A (en) | Manufacture of double walled lunch box made of theremoplastic resin | |
JP2000025798A (en) | Spout | |
JPH04201844A (en) | Folding returnable box and method of its manufacture | |
JPH09207958A (en) | Returnable box | |
JP2003127163A (en) | Composite foam-molded body, method for manufacturing the same, box-type container, lid body, and box-type container with lid | |
US6108888A (en) | Method for making a lid with a spout and a mold structure therefor | |
JPH0128691B2 (en) | ||
JP3371453B2 (en) | Manufacturing method of resin pressure vessel | |
JPS5837339Y2 (en) | pot or box-like object | |
JPH08280510A (en) | Manufacture of cold reserving container made of resin | |
JPH0612914Y2 (en) | Spout | |
JP2579701Y2 (en) | Heat-resistant spout for bags with spout | |
JPS6248563B2 (en) | ||
JPS58116125A (en) | Manufacture of double wall container of synthetic resin | |
JPS6121366Y2 (en) |