JPS60151011A - Manufacture of foamed molding unit coated with permeable skin member - Google Patents
Manufacture of foamed molding unit coated with permeable skin memberInfo
- Publication number
- JPS60151011A JPS60151011A JP59007100A JP710084A JPS60151011A JP S60151011 A JPS60151011 A JP S60151011A JP 59007100 A JP59007100 A JP 59007100A JP 710084 A JP710084 A JP 710084A JP S60151011 A JPS60151011 A JP S60151011A
- Authority
- JP
- Japan
- Prior art keywords
- mold
- foamed
- sheet
- synthetic resin
- water
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000000465 moulding Methods 0.000 title abstract description 5
- 239000011550 stock solution Substances 0.000 claims abstract description 7
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 7
- 239000000057 synthetic resin Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 13
- 229920006186 water-soluble synthetic resin Polymers 0.000 claims description 8
- 239000012866 water-soluble synthetic resin Substances 0.000 claims description 8
- 238000007666 vacuum forming Methods 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000035699 permeability Effects 0.000 abstract description 3
- 229920002635 polyurethane Polymers 0.000 abstract description 3
- 239000004814 polyurethane Substances 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000005187 foaming Methods 0.000 description 4
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、たとえば、殉子や自動車の座席あるいは寝具
のマットに使用される、通気性表皮材で被覆した発泡成
形体の製造方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a method for producing a foamed molded article coated with a breathable skin material, which is used, for example, as a child's car seat, a car seat, or a bedding mat. It is.
（従来技術）
座席や寝具のクッション材として多用されている合成樹
脂等の発泡成形体の表面を被覆するには、従来は、成形
型内で、所定の形状に発泡成形させたものを、別に裁断
練成した表皮材により被覆するか、もしくは、合成樹脂
シート等の表皮材を、所定形状に真空成形した後、同じ
成形型内において、発泡材を発泡させていた。(Prior art) In order to cover the surface of foam molded products such as synthetic resins, which are often used as cushioning materials for seats and bedding, conventionally, the material was foam-molded into a predetermined shape in a mold, and then separately. After covering with a skin material that has been cut and kneaded, or vacuum forming a skin material such as a synthetic resin sheet into a predetermined shape, the foam material is foamed in the same mold.
しかし、前者の方法は、表皮材の製造が繁雑で、形状が
複雑な場合、製造が困難で非実用的であり、ブた後者の
方法は、複雑な形状のものも製造しうるが、表皮材に通
気性がないため、人体の発汗により、表皮材との接触面
に不快感を与えた。However, the former method is difficult to manufacture and impractical when the skin material has a complicated shape, whereas the latter method can manufacture products with complex shapes, but the skin material Since the material is not breathable, human perspiration caused discomfort on the contact surface with the skin material.
このような問題点を解決するため、後者の方法を改良し
て、発泡成形体を、成形時に、通気性を１イする表皮材
で、一体に被覆する方法も提案されている。In order to solve these problems, a method has been proposed, which is an improvement on the latter method, in which the foamed molded product is integrally covered with a skin material that improves air permeability during molding.
たとえばこ特公昭４８−２０６８号公報、特公昭４８−
３７４２９号公報、特公昭５５−５１７２９号公報に開
示されている如くである。For example, this Publication No. 48-2068, Publication No. 48-2068,
This is as disclosed in Japanese Patent Publication No. 37429 and Japanese Patent Publication No. 55-51729.
しかし、これらの方法には、表面のみが通気性で、全体
として通気性が不十分であったり、製造が面倒であった
り、製造中に表皮材の通気孔の一部が目詰まりして、通
気性が損なわれたりする欠点があった。However, with these methods, only the surface is breathable and the overall breathability is insufficient, manufacturing is cumbersome, and some of the ventilation holes in the skin material become clogged during manufacturing. There was a drawback that air permeability was impaired.
（本発明の目的）
本発明は、−］二述の従来方法の欠点を解消した、通気
性表皮材をもって被うした発泡成形体の製造方法を提供
することを目的とするものである。(Objective of the present invention) An object of the present invention is to provide a method for manufacturing a foam molded article covered with an air-permeable skin material, which eliminates the drawbacks of the conventional methods mentioned above.
（本発明の構成）
本発明は、通気性と伸縮性を有する布地、もしくは通気
性と熱可塑性を有する合成樹脂フィルムよりなる表皮材
に、熱可塑性を有する水溶性合成樹脂フィルムを積層し
てなるシートを、表皮材を外面として、成形型内におい
て成形し、ついで同型内において、発泡合成樹脂の未発
泡原液を圧加して発泡させた後、水″ｆ、たは水蒸気を
もって、水溶性合成樹脂フィルムを溶解除去すること′
ｆｆ：特徴とするものである。(Structure of the present invention) The present invention is made by laminating a thermoplastic water-soluble synthetic resin film on a skin material made of a breathable and stretchable fabric or a breathable and thermoplastic synthetic resin film. A sheet is formed in a mold with the skin material as the outer surface, and then an unfoamed stock solution of a foamed synthetic resin is pressurized and foamed in the same mold, and then a water-soluble synthetic resin is formed with water or steam. Dissolving and removing the resin film
ff: Features.
（本発明の効果）
本発明によれば、通気性表皮材をもって被覆した発泡成
形体を、たとえ形状が複雑であっても、簡単に製造する
ことができ、椅子や自動車の座席の製造に適用して甚だ
便利である。(Effects of the present invention) According to the present invention, a foam molded article covered with a breathable skin material can be easily manufactured even if the shape is complex, and it can be applied to the manufacture of chairs and car seats. It's extremely convenient.
（実施例〕
以下、本発明方法をもって、椅子の座席を製造する要領
を、図面全参照して説明する。(Example) Hereinafter, the procedure for manufacturing a chair seat using the method of the present invention will be explained with reference to all the drawings.
第１図において、（１）は、所定形状に加工した真空成
形型、（２）は、図示を省略した真空源に連通ずる排気
孔、（３）は押え枠である。In FIG. 1, (1) is a vacuum forming die processed into a predetermined shape, (2) is an exhaust hole communicating with a vacuum source (not shown), and (3) is a presser frame.
真空成形型（１）と押え枠（３）のｍＪに、通気性と高
伸縮性を有する布地のような表皮材（４）と、たとえば
ポリビニールアルコールのような水溶性合成樹脂フィル
ム］５）（以下水溶性フィルムという）を積層したシー
ト（６）を挾持する。mJ of the vacuum forming mold (1) and the presser frame (3), a skin material (4) such as a cloth having breathability and high elasticity, and a water-soluble synthetic resin film such as polyvinyl alcohol]5) (hereinafter referred to as a water-soluble film) is sandwiched between the sheets (6).
ついで、シー＋１６１’！ｒ加熱するとともに、第２図
に示すように、排気孔（２）より排気すれは、シート１
６）は、真空成形型（１）の内面に密接して成形される
。Then, sea+161'! As shown in Fig. 2, the sheet 1 is heated and the air is exhausted from the exhaust hole (2).
6) is molded in close contact with the inner surface of the vacuum mold (1).
ついで、第６図に示すように、押え枠（３）ヲ取り去り
、真空成形型（１）内のシート＋６１４−、に、発泡ポ
リウレタンの未発泡原液（７）ヲ、所定量を圧加し、上
蓋１８）をもって、開口面を閉塞してから、発泡させる
。Next, as shown in FIG. 6, the presser frame (3) was removed, and a predetermined amount of the unfoamed stock solution of foamed polyurethane (7) was pressed onto the sheet +614- in the vacuum forming mold (1). After closing the opening surface with the upper lid 18), foaming is performed.
しかる後、脱型すれば、第４図に示すように、緊張状態
のシート１６にもって被覆された、発泡成形体（９）が
得られる。Thereafter, when the mold is removed, a foamed molded product (9) covered with a tensioned sheet 16 is obtained, as shown in FIG.
このものを、水や温湯あるいは水蒸気で処理すれば、水
溶性フィルム（５）は、表皮材（４）より溶出して除去
され、かつ表皮材（４）は収縮して、発泡成形体（９）
Ｋ密着する。If this material is treated with water, hot water, or steam, the water-soluble film (5) will be eluted and removed from the skin material (4), and the skin material (4) will shrink and the foamed molded product (9 )
Close contact with K.
その後、第５図に示すように、表皮材１４１の周囲全折
り返して、発泡成形体（９）の裏面（第５図上面）に座
板（１０）を貼着すれば、座席ｔ＋ １１ ｋ得ること
ができる。Thereafter, as shown in FIG. 5, the entire circumference of the skin material 141 is folded back and the seat plate (10) is attached to the back surface (top surface in FIG. 5) of the foamed molded body (9) to obtain a seat t+ 11 k. be able to.
上述の工程において、未発泡原液（７）が発泡を終るま
では、表皮材（４）の内面が、水溶性フィルム（５）を
もって覆われているので、発泡成形体（９）の一部が、
表皮材１４）の通気孔に侵入して、これを閉塞すること
はなく、従って、得られた座席（１１）の表皮材（４）
の通気性が保たれる。In the above process, until the unfoamed stock solution (7) finishes foaming, the inner surface of the skin material (4) is covered with the water-soluble film (5), so that a part of the foamed molded product (9) is ,
The skin material (4) of the resulting seat (11) does not invade and block the ventilation holes of the skin material (14).
Breathability is maintained.
図面は、本発明方法全１頃に示す中央縦断正面図で、
第１図は、真空成形開始前の状態、
第２図は、真空成形終了後の状態、
第３図は、ウレタン発泡開始前の状態、第４図は、ウレ
タン発泡終了して脱型した状態、第５図は、座席完成後
の状態を、それぞれ示す。
（１）真空成形型 （２）排気孔
（，３）押え枠 （４）表皮材
１５） 水溶性合成樹脂フィルム
（６） シート
（７）ポリウレタン未泡原液
１８） 上蓋 １９）発泡成形体
口０）座板 （１１１座席The drawings are central longitudinal sectional front views showing the process of the present invention at around 1. Fig. 1 shows the state before starting vacuum forming, Fig. 2 shows the state after vacuum forming, and Fig. 3 shows before starting urethane foaming. 4 shows the state after the urethane foaming has been completed and the mold has been removed, and FIG. 5 shows the state after the seat is completed. (1) Vacuum molding mold (2) Exhaust hole (,3) Holding frame (4) Skin material 15) Water-soluble synthetic resin film (6) Sheet (7) Unfoamed polyurethane stock solution 18) Top lid 19) Foam molded product opening 0 ) Seating board (111 seats
Claims (1)
熱可塑性を有する合成樹脂フィルムよりなる表皮材に、
熱可塑性を有する水溶性合成樹脂フィルムを積層してな
るシートを、表皮材を外面として、成形型内において成
形し、ついで同型内において、発泡合成樹脂の未発泡原
液を注加して発泡させた後、水または水蒸気をもって、
水溶性合成樹脂フィルムを溶解除去すること全特徴とす
る通気性表皮材をもって被覆した発泡成形体の製造方法
。 （２） 発泡させたものを、成形型内において、水また
は水蒸気をもって、水溶性合成樹脂フィルムを溶解除去
することを特徴とする特許請求の範囲第（１）項に記載
の方法。 （３）発泡させたものを成形型より抜き出してから、水
まｉｕ水蒸気をもって、水溶性合成樹脂フィルムを溶解
除去することを特徴とする特許請求の範囲第（１）項に
記載の方法。 （４１シートを、真空成形型内において真空成形するこ
とを特徴とする特許請求の範囲第（１）項乃至第（３）
項のいずれかに記載の方法。[Claims] 1) A skin material made of breathable and stretchable fabric or a breathable and thermoplastic synthetic resin film,
A sheet formed by laminating thermoplastic water-soluble synthetic resin films was molded in a mold with the skin material as the outer surface, and then an unfoamed stock solution of foamed synthetic resin was poured into the mold and foamed. After that, with water or steam,
A method for producing a foam molded article coated with an air-permeable skin material, which is characterized by dissolving and removing a water-soluble synthetic resin film. (2) The method according to claim (1), characterized in that the water-soluble synthetic resin film is dissolved and removed from the foamed product in a mold using water or steam. (3) The method according to claim (1), characterized in that after the foamed product is extracted from the mold, the water-soluble synthetic resin film is dissolved and removed using water vapor. (Claims (1) to (3) characterized in that the 41 sheet is vacuum formed in a vacuum forming mold)
The method described in any of the paragraphs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59007100A JPS60151011A (en) | 1984-01-20 | 1984-01-20 | Manufacture of foamed molding unit coated with permeable skin member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59007100A JPS60151011A (en) | 1984-01-20 | 1984-01-20 | Manufacture of foamed molding unit coated with permeable skin member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60151011A true JPS60151011A (en) | 1985-08-08 |
| JPH0318566B2 JPH0318566B2 (en) | 1991-03-12 |
Family
ID=11656658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59007100A Granted JPS60151011A (en) | 1984-01-20 | 1984-01-20 | Manufacture of foamed molding unit coated with permeable skin member |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60151011A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018171822A (en) * | 2017-03-31 | 2018-11-08 | マツダ株式会社 | Functional laminate and method for producing the same |
-
1984
- 1984-01-20 JP JP59007100A patent/JPS60151011A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018171822A (en) * | 2017-03-31 | 2018-11-08 | マツダ株式会社 | Functional laminate and method for producing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0318566B2 (en) | 1991-03-12 |
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