JPS5832075B2 - Kanjiyoufuriyokuzainoseizouhouhou - Google Patents
KanjiyoufuriyokuzainoseizouhouhouInfo
- Publication number
- JPS5832075B2 JPS5832075B2 JP50137009A JP13700975A JPS5832075B2 JP S5832075 B2 JPS5832075 B2 JP S5832075B2 JP 50137009 A JP50137009 A JP 50137009A JP 13700975 A JP13700975 A JP 13700975A JP S5832075 B2 JPS5832075 B2 JP S5832075B2
- Authority
- JP
- Japan
- Prior art keywords
- laminated sheet
- heated
- annular
- sheet
- heat
- 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
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
- B29C66/70—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
- B29C66/71—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 composition of the plastics material of the parts to be joined
Landscapes
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Description
【発明の詳細な説明】
本発明は環状浮力材の製造方法に関し、詳しくは遊泳用
浮き環、注意喚起の浮標等に好適な多色縞模様の環状浮
力材の製造方法に係るものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a method for manufacturing an annular buoyancy material, and more particularly to a method for manufacturing an annular buoyancy material with a multicolored striped pattern suitable for swimming float rings, warning buoys, and the like.
従来の環状浮力材は長尺プラスチック発泡体シート、た
とえばポリエチレン発泡体シートを加燃しつつ所定のマ
ンドレルに巻回して層間を熱融着させ筒状体とし、必要
に応じて軸と直角方向から切断して造られている。Conventional annular buoyancy materials are made by heating a long plastic foam sheet, such as a polyethylene foam sheet, and winding it around a predetermined mandrel to heat-seal the layers to form a cylindrical body. It is made by cutting.
しかし、この方法により得られた環状浮力材は単色であ
り、使用範囲が限定されるという欠点があった。However, the annular buoyant material obtained by this method has a single color, which has the disadvantage that the range of use is limited.
本発明は上記事情に鑑みなされたもので、多色縞模様を
有し、極めて識別性、美的外観の優れた使用範囲の広い
環状浮力材を簡単に得ることを目的とする。The present invention was made in view of the above circumstances, and it is an object of the present invention to easily obtain an annular buoyant material having a multicolored striped pattern, excellent in distinguishability and aesthetic appearance, and having a wide range of uses.
すなわち、本発明は互いに色の異なる所望数の長尺プラ
スチック発泡体シートを熱融着して一体的に積層した後
、この積層シートを加熱しつつマンドレルに巻回して筒
体とし、さらにこれを金型にて環状となるように圧綿成
形することを特徴とする。That is, in the present invention, a desired number of long plastic foam sheets of different colors are heat-sealed and laminated together, and then this laminated sheet is heated and wound around a mandrel to form a cylinder. It is characterized by being compressed into an annular shape using a mold.
以下、本発明を図面を参照して詳細に説明する。Hereinafter, the present invention will be explained in detail with reference to the drawings.
まず、互いに色の異なる所望数、たとえば黄色と黒色と
の２板の長尺プラスチック発泡体シート１ａ、Ｉｂをロ
ーラ２により加熱装置３を導き、各発泡体シーＨａ、１
ｂを加熱して重ねローラ４により該発泡シーｔｌａｔｌ
ｂ同志を熱融着せしめて積層シート５とする。First, a desired number of long plastic foam sheets 1a, Ib of different colors, for example, yellow and black, are guided through a heating device 3 by a roller 2, and each foam sheet Ha, 1
b is heated and the foam sheet latl is layered by the overlapping roller 4.
(b) are heat-sealed to form a laminated sheet 5.
その後、積層シート５を送すローラ６．ガイドローラ７
を介して移動せしめ、熱供給器８で熱風をあてて該積層
シート５の表面層のみを加熱溶融しつつマンドレル９に
所望数巻回して該積層シート５相互を熱融着せしめ、第
２図に示す如き筒体１０を造る。After that, a roller 6. conveys the laminated sheet 5. Guide roller 7
The laminated sheet 5 is moved through a heat supply device 8 to heat and melt only the surface layer of the laminated sheet 5, and is wound around a mandrel 9 a desired number of times to thermally fuse the laminated sheets 5 to each other, as shown in FIG. A cylindrical body 10 as shown in FIG.
次いで第３図に示す如く金型面が環状にへこんだ金型１
１に上記筒体１０を、この筒体の軸方向と金型１１の金
型面とが直交するように設置して加熱、圧縮成型せしめ
、第４図に示す如き環状浮力材１２を得る。Next, as shown in Fig. 3, a mold 1 with an annular concave mold surface
1, the cylinder 10 is installed so that the axial direction of the cylinder is perpendicular to the mold surface of the mold 11, and heated and compression molded to obtain an annular buoyant material 12 as shown in FIG.
本発明において、長尺プラスチック発泡体シートとは、
たとえば高密度、低密度のポリエチレン。In the present invention, a long plastic foam sheet is
For example, high density and low density polyethylene.
ポリプロピレン或いはエチレン−プロピレン共重合体、
エチレン−酢酸ビニル共重合体、塩化ビニル−酢酸ビニ
ル共重合体等の１種または２種以上の混合物からなる発
泡体シートを使用することができる。polypropylene or ethylene-propylene copolymer,
A foam sheet made of one or a mixture of two or more of ethylene-vinyl acetate copolymers, vinyl chloride-vinyl acetate copolymers, etc. can be used.
また、長尺プラスチック発泡体シートの厚さ、或いは積
層シートの厚さは作業性を考慮して通常該発泡体シート
は３〜１５Ｂ該積層シートは６〜２０ｇの厚さにするこ
とが望ましい。Further, the thickness of the elongated plastic foam sheet or the thickness of the laminated sheet is preferably 3 to 15 g and the laminated sheet is preferably 6 to 20 g in consideration of workability.
さらに積層シートを構成する長尺プラスチック発泡体シ
ートの色の配列状態は用途等によって適宜選定すればよ
い。Further, the color arrangement of the long plastic foam sheets constituting the laminated sheet may be appropriately selected depending on the application and the like.
しかして、本発明によれば多色縞模様を有し、識別性、
美的外観に優れ、しかも優れた表面引張り強度、耐摩耗
性および耐外傷性を有する項状浮力付を著しく簡単に得
ることができる。Therefore, according to the present invention, it has a multicolored striped pattern, and has a high identifiability.
It is possible to obtain a nuchal buoyancy with an excellent aesthetic appearance, as well as excellent surface tensile strength, abrasion resistance, and trauma resistance with great ease.
次に、本発明の実施例を前述した図面を参照して説明す
る。Next, embodiments of the present invention will be described with reference to the above-mentioned drawings.
実施例 １
黒色の化学架橋独立気泡ポリエチレン発泡体シート（密
度０．０５ｇ／ｉ、厚さ７ｍｍ） １ ａと黄色の化学
架橋ポリエチレン発泡体シート（密度０、０３９ ／ｃ
ｒｉｔ 、厚さ７間）１ｂとをローラ２により加熱装置
３に導き、各発泡体シート１ａ、１ｂ表面を温度１６０
’Ｃに加熱して重ねローラ４により該黒色、黄色の発泡
体シーＨａ、１ｂ同志を熱融着せしめて積層シート５と
した。Example 1 Black chemically crosslinked closed cell polyethylene foam sheet (density 0.05g/i, thickness 7mm) 1a and yellow chemically crosslinked polyethylene foam sheet (density 0,039/c)
rit, thickness 7) and 1b are guided to a heating device 3 by a roller 2, and the surface of each foam sheet 1a, 1b is heated to a temperature of 160°C.
The black and yellow foam sheets Ha and 1b were heated to a temperature of 0.0 C and then heat-sealed together using a stacking roller 4 to form a laminated sheet 5.
つづいて、この積層シート５を送りローラ６．ガイドロ
ーラ７を介して移動せしめ、熱供給器８で２００℃の熱
風をあてて該積層シート５の表面層のみ加熱溶融しつつ
直径７００ｇのマンドレル９に２５回巻回して該積層シ
ート５間を熱融着して筒体１０（内径７００ｍ７１Ｌ＞
外径約１４００７ｎ７ｒＬ、長さ１０００ｍｍ）を造っ
た。Subsequently, this laminated sheet 5 is sent to the feed roller 6. The laminated sheet 5 is moved through a guide roller 7, heated and melted by heating and melting only the surface layer of the laminated sheet 5 by applying hot air at 200° C. with a heat supply device 8, and wound 25 times around a mandrel 9 having a diameter of 700 g to form a layer between the laminated sheets 5. Heat-seal the cylindrical body 10 (inner diameter 700m71L>
An outer diameter of approximately 14007n7rL and a length of 1000mm) was manufactured.
次いでこの筒体１０を切断して内径７００ｍ７ｎ、。Next, this cylindrical body 10 was cut to have an inner diameter of 700 m7n.
外径１４００ｍｍｔ厚さ５００７１Ｌ７ＩＬとし、これ
を金型面に内径６００ｍ勧外径１５００７７！７７ｈ深
さ１５０ｍｍの環状凹部を有する金型１１間に設置し、
圧カフ ０ ｋｇ／＝ ｊ温度１４０℃の条件下で加熱
圧縮成形して平均密度０．００４ｇ／ｃｃの注意喚起用
浮標１２（内径６００７７！勧外径１６００７１勧長さ
３００１ｎ７ＩＬ）を得た。An outer diameter of 1400mm and a thickness of 50071L7IL is installed between molds 11 having an annular recess with an inner diameter of 600m and an outer diameter of 150077!77h and a depth of 150mm on the mold surface,
A pressure cuff 0 kg/= j was heated and compression molded at a temperature of 140°C to obtain an attention buoy 12 (inner diameter 60077, outer diameter 160071, length 3001n7IL) with an average density of 0.004 g/cc.
得られた浮標は黒色、黄色の縞模様を有し、美的外観に
富み、遠くからの識別性も極めてよく、海上作業者の視
角に注意喚起を有効にほどこすものであった。The obtained buoy had a black and yellow striped pattern, had a rich aesthetic appearance, was highly distinguishable from a distance, and effectively alerted marine workers to their visual angles.
また、表面が滑らかで、耐摩耗性。耐外傷性の優れたも
のであった。Also, the surface is smooth and wear-resistant. It had excellent trauma resistance.
実施例 ２
青色の化学架橋ポリエチレン発泡体シート１ａ（密度０
．０３ｇ／ｃｒｒｔ、厚さ１０ｍｍ）と白色の化学架橋
ポリエチレン発泡体シート１ｂ（密度０．０３ｇ／ｃｒ
ｉｔ 、厚さ１０ｍｍ）とをローラ２により加熱装置３
に導き、各発泡体シート１ａｔ１ｂ表面を温度１６０℃
に加熱して重ねローラ４により該青色。Example 2 Blue chemically crosslinked polyethylene foam sheet 1a (density 0
．． 03g/crrt, thickness 10mm) and white chemically crosslinked polyethylene foam sheet 1b (density 0.03g/crt)
it, thickness 10mm) and heating device 3 by roller 2.
The surface of each foam sheet 1at1b was heated to 160°C.
The blue color is heated to 100 ml and heated to 100 ml by overlapping rollers 4.
黄色の発泡体シート１ａ、１ｂを熱融着せしめて積層シ
ート５とした。The yellow foam sheets 1a and 1b were heat-sealed to form a laminated sheet 5.
つづいて、この積層シート５を送りローラ６．ガイドロ
ーラ７を介して移動せしめ、熱供給器８で２００’Ｃの
熱風をあてて該積層シート５の表面層のみ加熱溶融しつ
つ直径４５０７ｆｉ７７１のマンドレル９に７回程度巻
回して該積層シート５−間を相互に熱融着せしめて筒体
１０（内径４５０ｍｍ＞外径７００ｍｍ＞長さ１０００
ｍｍ）を造った。Subsequently, this laminated sheet 5 is sent to the feed roller 6. The laminated sheet 5 is moved through a guide roller 7, heated and melted by heating and melting only the surface layer of the laminated sheet 5 by applying hot air at 200'C with a heat supply device 8, and wound around a mandrel 9 having a diameter of 4507fi771 about 7 times. - The cylindrical body 10 (inner diameter 450 mm > outer diameter 700 mm > length 1000 mm) is heat-sealed to each other.
mm) was created.
次いで、上記筒体を切断して内径４５０７１１ｍ５外径
７００ｍ７’ｎｔ厚さ５０ｇの中空円盤体とし、これを
内径５００ｍｍｔ外径８００ｍ７１を深さ２０７７２７
Ｈの環状凹部を設けた金型１１間に設置し、圧カフ０ｋ
ｇ／Ｃ’ｆｒＬ ７温度１３０℃の条件下で加熱圧縮成
形して平均密度０．０３５ｇ／ｃｃの遊泳用浮き環（内
径５００７ｎ７ｒＬ、外径８００ｍｍ、厚さ４０ｍｍ）
を得た。Next, the cylinder was cut into a hollow disk with an inner diameter of 450,711 m, an outer diameter of 700 m, and a thickness of 50 g.
Installed between molds 11 with an annular recess of H, pressure cuff 0k
g/C'frL 7 Swimming float ring with an average density of 0.035 g/cc (inner diameter 5007n7rL, outer diameter 800mm, thickness 40mm) made by heating and compression molding at a temperature of 130°C.
I got it.
得られた浮き環は青色、白色の縞模様を有し、美的外観
に優れ、かつ表面が滑らかで感触性がよく、しかも耐外
傷性および耐久性の優れ、その他独立気泡発泡体特有の
浮力の持続性も著しく優れたものであった・
以上詳述した如く、本発明によれば多色縞模様を有し、
識別性、美的外観に優れ、しかも優れた表面引張り強度
、耐摩耗性および耐外傷性を有する極めて商品価値の高
い環状浮力材を簡単に得ることができ、遊泳用浮き環、
注意喚起用浮標などに好適に利用できる等、顕著な効果
を有するものである。The resulting floating ring has a blue and white striped pattern, has an excellent aesthetic appearance, has a smooth surface and a good feel, and has excellent trauma resistance and durability. The durability was also extremely excellent. As detailed above, according to the present invention, the material has a multicolored striped pattern,
It is possible to easily obtain annular buoyancy materials with extremely high commercial value, which have excellent distinguishability and aesthetic appearance, as well as excellent surface tensile strength, abrasion resistance, and trauma resistance.
It has remarkable effects, such as being suitable for use as a buoy for alerting people.
第１図は本発明の筒体をうるための製造装置を示す概略
説明図、第２図は本発明の筒体を示す斜視図、第３図は
本発明の環状浮力材をうるために使用する金型の断面図
、第４図は本発明の環状浮力材を示す斜視図である。
１ａｔ１ｂ・・・プラスチック発泡体シート、５・・・
積層シート、９・・・マンドレル、１１・・・金型、１
２・・・環状浮力材。Fig. 1 is a schematic explanatory diagram showing a manufacturing apparatus for producing the cylindrical body of the present invention, Fig. 2 is a perspective view showing the cylindrical body of the present invention, and Fig. 3 is used for producing the annular buoyancy material of the present invention. FIG. 4 is a perspective view showing the annular buoyancy member of the present invention. 1at1b...Plastic foam sheet, 5...
Laminated sheet, 9... Mandrel, 11... Mold, 1
2...Annular buoyancy material.
Claims (1)
ートを熱融着して一体的に積層した後、この積層シート
を加燃しつつマンドレルに巻回して筒体とし、さらにこ
れを金型にて環状となるように圧綿成形することを特徴
とする環状浮力材の製造方法。1. After heat-sealing and laminating a desired number of long plastic foam sheets of different colors, this laminated sheet is heated and wound around a mandrel to form a cylinder, and this is then molded into a mold. A method for manufacturing an annular buoyant material, which comprises compressing the material into an annular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50137009A JPS5832075B2 (en) | 1975-11-14 | 1975-11-14 | Kanjiyoufuriyokuzainoseizouhouhou |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50137009A JPS5832075B2 (en) | 1975-11-14 | 1975-11-14 | Kanjiyoufuriyokuzainoseizouhouhou |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5260864A JPS5260864A (en) | 1977-05-19 |
| JPS5832075B2 true JPS5832075B2 (en) | 1983-07-11 |
Family
ID=15188666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50137009A Expired JPS5832075B2 (en) | 1975-11-14 | 1975-11-14 | Kanjiyoufuriyokuzainoseizouhouhou |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5832075B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57167219A (en) * | 1981-04-10 | 1982-10-15 | Shinden Kogyo Kk | Compression molding of polyurethane foam |
-
1975
- 1975-11-14 JP JP50137009A patent/JPS5832075B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5260864A (en) | 1977-05-19 |
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