JPH0584723B2 - - Google Patents
Info
- Publication number
- JPH0584723B2 JPH0584723B2 JP63301809A JP30180988A JPH0584723B2 JP H0584723 B2 JPH0584723 B2 JP H0584723B2 JP 63301809 A JP63301809 A JP 63301809A JP 30180988 A JP30180988 A JP 30180988A JP H0584723 B2 JPH0584723 B2 JP H0584723B2
- Authority
- JP
- Japan
- Prior art keywords
- synthetic resin
- skin material
- skin
- foamed synthetic
- supporter
- 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
- 239000000463 material Substances 0.000 claims description 95
- 229920003002 synthetic resin Polymers 0.000 claims description 24
- 239000000057 synthetic resin Substances 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 239000011550 stock solution Substances 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 11
- 238000010097 foam moulding Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 238000005187 foaming Methods 0.000 description 6
- 210000003491 skin Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/383—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using spreading devices mounted in the mould, in front of the feed opening
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は表皮材とパツド材との一体成形品に関
し、特に表皮材を下型に配設し、該表皮材の内側
に発泡合成樹脂の原液を注入し、下型に上型を型
合わせした状態で前記表皮材と一体にパツド材を
発泡成形して形成される表皮材とパツド材との一
体成形品に関する。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to an integrally molded product of a skin material and a pad material, and in particular, the skin material is disposed in a lower mold, and a foamed synthetic resin is placed inside the skin material. The present invention relates to an integrally molded product of a skin material and a pad material, which is formed by injecting a stock solution and foam-molding the pad material integrally with the skin material while molding an upper mold to a lower mold.
従来より、第４図に示す如く、表皮材とパツド
材との一体成形品として車両のシートに用いられ
る一体成形品１が知られている。この一体成形品
１は表皮２ａと、該表皮２ａの裏面側に接合され
たワデイング２ｂとからなる表皮材２と、パツド
材３とが、パツド材３の発泡成形の際に一体化さ
れて形成され、予めパツド材３を独立して形成し
た後に、このパツド材３に表皮材２を被覆させる
工程を省略でき、作業能率を向上させている。
2. Description of the Related Art Conventionally, as shown in FIG. 4, an integrally molded product 1 used for a vehicle seat is known as an integrally molded product of a skin material and a pad material. This integrally molded product 1 is formed by integrating a skin material 2 consisting of a skin 2a and a wadding 2b joined to the back side of the skin 2a, and a pad material 3 during foam molding of the pad material 3. This makes it possible to omit the step of forming the pad material 3 independently in advance and then covering the pad material 3 with the skin material 2, thereby improving work efficiency.
従来のパツド材３を独立して形成し、このパツ
ド材３に表皮材２を被覆させた場合には作業が煩
雑となると共に、表皮材２とパツド材３との一体
感がない欠点を有していた。またパツド材３と表
皮材２を一体発泡成形する場合には発泡合成樹脂
の原液の注入時に発泡合成樹脂の原液が表皮材２
のワデイング２ｂに含浸し易く表皮材２の一部分
に硬度の異なる異硬度部分５が発生し、着座者の
乗心地感を悪化させていた。
When the conventional pad material 3 is formed independently and the pad material 3 is covered with the skin material 2, the work becomes complicated and there is a drawback that the skin material 2 and the pad material 3 do not have a sense of unity. Was. In addition, when the pad material 3 and the skin material 2 are integrally foam-molded, the undiluted solution of the foamed synthetic resin is poured into the skin material 2 when the undiluted solution of the foamed synthetic resin is injected.
It is easy to impregnate the wadding 2b of the skin material 2, and a different hardness portion 5 having different hardness is generated in a part of the skin material 2, which deteriorates the riding comfort of the seated person.
本発明の目的は発泡合成樹脂の原液の注入時
に、表皮材に発泡合成樹脂の原液の注入圧が直接
かからず表皮材の一部分に含浸層が形成されるの
を防止することができ、然もそのための作業が煩
雑となる虞れがなく、作業能率を著しく向上させ
ることができ、乗心地感を向上させることのでき
る表皮材とパツド材との一体成形品を提供するも
のである。 The object of the present invention is to prevent the formation of an impregnated layer on a part of the skin material without directly applying the injection pressure of the foamed synthetic resin stock solution to the skin material when the foamed synthetic resin stock solution is injected. To provide an integrally molded product of a skin material and a pad material, which can significantly improve work efficiency and improve riding comfort without complicating the work.
本発明は上述せる課題に鑑みてなされたもの
で、表皮材を下型に配設し、該表皮材の内側に発
泡合成樹脂の原液を注入し、下型に上型を型合わ
せした状態で前記表皮材と一体にパツド材を発泡
成形して形成される表皮材とパツド材との一体成
形品において、前記上型にサポータ材が配設さ
れ、前記パツド材の発泡成形により前記パツド材
の底部にサポータ材が一体に接合されていると共
に、該サポータ材には発泡合成樹脂の原液の注入
口に対応させて切り込み部により舌片が形成さ
れ、発泡合成樹脂の原液を切り込み部により形成
された舌片に当てて注入し得るようになされてい
ることを特徴とする。
The present invention has been made in view of the above-mentioned problems, and is made by disposing a skin material on a lower mold, injecting an undiluted solution of foamed synthetic resin into the inside of the skin material, and molding the upper mold with the lower mold. In the integrally molded product of the skin material and the pad material, which is formed by foam molding the pad material integrally with the skin material, a supporter material is disposed on the upper mold, and the pad material is formed by foam molding of the pad material. A supporter material is integrally joined to the bottom part, and a tongue piece is formed in the supporter material by a notch corresponding to an injection port for the undiluted solution of the foamed synthetic resin, and the undiluted solution of the foamed synthetic resin is formed by the notch. It is characterized by being designed so that it can be injected by applying it to the tongue piece.
本発明に依れば、パツド材の底部にサポータ材
が一体に接合され、且つサポータ材に形成された
切り込み部により舌片が形成され、この舌片の上
面に発泡合成樹脂の原液を当てて注入することが
でき、発泡合成樹脂の原液の注入圧や発泡圧等の
注入時の圧力がサポータ材の舌片に当てることに
より減少され、表皮材に発泡合成樹脂の原液が部
分的に含浸するのを防止することができるもので
ある。
According to the present invention, the supporter material is integrally joined to the bottom of the pad material, and the tongue piece is formed by the cut portion formed in the supporter material, and the foamed synthetic resin solution is applied to the upper surface of the tongue piece. The pressure during injection, such as the injection pressure and foaming pressure of the stock solution of foamed synthetic resin, is reduced by applying it to the tongue piece of the supporter material, and the skin material is partially impregnated with the stock solution of foamed synthetic resin. It is possible to prevent this.
以下本発明に係る表皮材とパツド材との一体成
形品を図面を参照して詳述する。
The integrally molded product of the skin material and pad material according to the present invention will be described in detail below with reference to the drawings.
第１図には本発明の一実施例の概略が示されて
おり、本実施例においては一体成形品１１として
車両用シートのシークツシヨンが示されている
が、これに限定されるものではなく、シートバツ
ク等にも同様に本発明を適用し得るものである。 FIG. 1 shows an outline of an embodiment of the present invention, and in this embodiment, a seat for a vehicle seat is shown as an integrally molded product 11, but the invention is not limited to this. The present invention can be similarly applied to seat bags and the like.
この一体成形品１１の表皮材１２は表面側の表
皮１３と、該表皮１３の裏面側に接合されたウレ
タン等からなるワデイング１４とを備えている。
前記表皮材１２と一体にパツド材１５が発泡合成
樹脂より形成され、またパツド材１５の底面にサ
ポータ材１６が一体に接合されている。 The skin material 12 of this integrally molded product 11 includes a skin 13 on the front side and a wadding 14 made of urethane or the like bonded to the back side of the skin 13.
A pad material 15 is made of foamed synthetic resin integrally with the skin material 12, and a supporter material 16 is integrally joined to the bottom surface of the pad material 15.
前記サポータ材１６は不織布、粗毛布または寒
冷紗等より厚さ３mm程度に形成されている。サポ
ータ材１６には上型２３の発泡合成樹脂の原液１
５ａの注入口２５に対応して略Ｕ字状の切り込み
部１８により舌片１７が形成されている。 The supporter material 16 is made of nonwoven fabric, coarse blanket, cheesecloth, etc. and has a thickness of about 3 mm. For the supporter material 16, the foamed synthetic resin solution 1 of the upper mold 23 is used.
A tongue piece 17 is formed by a substantially U-shaped notch 18 corresponding to the injection port 25 of 5a.
第２図に示す如く、発泡合成型２１は下型２２
と該下型２２に型合わせされる上型２３とを備
え、前記下型２２に表皮材１２を配設し、上型２
３にサポータ材１６が取付けられている。サポー
タ材１６は上型２３に形成したピン等に仮止めさ
れ、または両面テープ等により仮止めされる。サ
ポータ材１６の切り込み部１８による舌片１７が
上型２３の注入口２５に対向するように取付けら
れる。 As shown in FIG. 2, the foaming synthetic mold 21 has a lower mold 22.
and an upper mold 23 that is mold-matched to the lower mold 22, a skin material 12 is disposed on the lower mold 22, and the upper mold 2
A supporter material 16 is attached to 3. The supporter material 16 is temporarily fixed to pins or the like formed on the upper mold 23, or temporarily fixed using double-sided tape or the like. The tongue piece 17 formed by the notch 18 of the supporter material 16 is attached so as to face the injection port 25 of the upper mold 23 .
そして発泡合成樹脂の原液１５ａを上型２３の
注入口２５より前記サポータ材１６の舌片１７の
上面に当てて注入する。注入ヘツド２７の先端を
上型２３の注入口２５に位置させ、発泡合成樹脂
の原液１５ａを注入すると、発泡合成樹脂の原液
１５ａの注入等の圧力がサポータ材１６の切り込
み部１８により形成された舌片１７により減圧さ
れ、次いで下型２２の表皮材１２に注入される。 Then, the foamed synthetic resin stock solution 15a is injected from the injection port 25 of the upper mold 23 onto the upper surface of the tongue piece 17 of the supporter material 16. When the tip of the injection head 27 is positioned at the injection port 25 of the upper mold 23 and the stock solution 15a of the foamed synthetic resin is injected, the pressure generated by the injection of the stock solution 15a of the foamed synthetic resin is generated by the cut portion 18 of the supporter material 16. The pressure is reduced by the tongue piece 17, and then it is injected into the skin material 12 of the lower mold 22.
発泡合成樹脂の原液１５ａが発泡キユアするこ
とによりパツド材１５が前記表皮材１２及びサポ
ータ材１６と一に接合された状態で形成される。
またサポータ材１６の舌片１７はパツド材１５の
成形時に発泡圧により上型２３に当接し、パツド
材１５の底面側に一体に接合された状態となるも
のである。上型２３と下型２２とを型開きすれば
一体成形品１１を得ることができる。 By foaming and curing the stock solution 15a of the foamed synthetic resin, the pad material 15 is formed in a state in which the skin material 12 and the supporter material 16 are joined together.
Further, the tongue piece 17 of the supporter material 16 comes into contact with the upper die 23 due to foaming pressure during molding of the pad material 15, and becomes integrally joined to the bottom side of the pad material 15. By opening the upper mold 23 and the lower mold 22, the integrally molded product 11 can be obtained.
以上が本発明に係る表皮材とパツド材との一成
形品の一実施例の構成であるが、斯る構成に依れ
ば、パツド材の底部にサポータ材が一体に接合さ
れ、且つサポータ材の切り込み部により形成され
た舌片に発泡合成樹脂の原液を当てて注入するこ
とができ、発泡合成樹脂の原液の注入圧や発泡圧
等の注入時の圧力が舌片に当てることにより減少
され、表皮材に発泡合成樹脂の原液が部分的に含
浸するのを防止でき、製造作業を簡易迅速に行
え、乗心地感を向上させることのできる表皮材と
パツド材との一体成形品を得ることができる。
The above is the configuration of one embodiment of a molded product of the skin material and pad material according to the present invention. According to such a configuration, the supporter material is integrally joined to the bottom of the pad material, and the supporter material The undiluted solution of foamed synthetic resin can be injected by applying it to the tongue formed by the notch, and the pressure during injection, such as the injection pressure of the undiluted solution of foamed synthetic resin and the foaming pressure, is reduced by applying it to the tongue. To obtain an integrally molded product of a skin material and a pad material that can prevent the skin material from being partially impregnated with a foamed synthetic resin stock solution, simplify and speed up manufacturing work, and improve riding comfort. I can do it.
第１図は本発明に係る表皮材とパツド材との一
体成形品の一実施例の概略を示す断面図、第２図
は成形状態を示す断面図、第３図はサポータ材の
平面図、第４図は従来の一体成形品の断面図であ
る。
図中、１１……一体成形品、１２……表皮材、
１３……表皮、１４……ワデイング、１５……パ
ツド材、１５ａ……発泡合成樹脂の原液、１６…
…サポータ材、１７……舌片、１８……切り込み
部、２１……発泡成形型、２２……下型、２３…
…上型、２５……注入口。
FIG. 1 is a sectional view schematically showing an embodiment of an integrally molded product of a skin material and a pad material according to the present invention, FIG. 2 is a sectional view showing a molded state, and FIG. 3 is a plan view of a supporter material. FIG. 4 is a sectional view of a conventional integrally molded product. In the figure, 11... integrally molded product, 12... skin material,
13... Epidermis, 14... Wading, 15... Pad material, 15a... Stock solution of foamed synthetic resin, 16...
... Supporter material, 17 ... Tongue piece, 18 ... Notch part, 21 ... Foaming mold, 22 ... Lower mold, 23 ...
...Upper mold, 25...Injection port.
Claims (1)
泡合成樹脂の原液を注入し、下型に上型を型合わ
せした状態で前記表皮材と一体にパツド材を発泡
成形して形成される表皮材とパツド材との一体成
形品において、前記上型にサポータ材が配設さ
れ、前記パツド材の発泡成形により前記パツド材
の底部にサポータ材が一体に接合されていると共
に、該サポータ材には発泡合成樹脂の原液の注入
口に対応させて切り込み部により舌片が形成さ
れ、発泡合成樹脂の原液を切り込み部により形成
された舌片に当てて注入し得るようになされてい
ることを特徴とする表皮材とパツド材との一体成
形品。1 Place a skin material in a lower mold, inject a stock solution of foamed synthetic resin into the inside of the skin material, and foam-mold the pad material integrally with the skin material while molding the upper mold to the lower mold. In the integrally molded product of a skin material and a pad material, a supporter material is disposed on the upper mold, and the supporter material is integrally joined to the bottom of the pad material by foam molding of the pad material. A tongue piece is formed in the supporter material by a notch part corresponding to the injection port for the undiluted solution of the foamed synthetic resin, and the undiluted solution of the foamed synthetic resin can be injected by applying it to the tongue piece formed by the notch part. An integrally molded product of a skin material and a pad material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63301809A JPH02147211A (en) | 1988-11-29 | 1988-11-29 | Monolithic molded product of skin material and padding material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63301809A JPH02147211A (en) | 1988-11-29 | 1988-11-29 | Monolithic molded product of skin material and padding material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02147211A JPH02147211A (en) | 1990-06-06 |
| JPH0584723B2 true JPH0584723B2 (en) | 1993-12-03 |
Family
ID=17901423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63301809A Granted JPH02147211A (en) | 1988-11-29 | 1988-11-29 | Monolithic molded product of skin material and padding material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02147211A (en) |
-
1988
- 1988-11-29 JP JP63301809A patent/JPH02147211A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02147211A (en) | 1990-06-06 |
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