JPH10329151A - Method for molding skin integral foam molding - Google Patents
Method for molding skin integral foam moldingInfo
- Publication number
- JPH10329151A JPH10329151A JP9157460A JP15746097A JPH10329151A JP H10329151 A JPH10329151 A JP H10329151A JP 9157460 A JP9157460 A JP 9157460A JP 15746097 A JP15746097 A JP 15746097A JP H10329151 A JPH10329151 A JP H10329151A
- Authority
- JP
- Japan
- Prior art keywords
- shape
- skin
- retaining plate
- molding
- negative
- 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.)
- Withdrawn
Links
- 238000000465 moulding Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000010097 foam moulding Methods 0.000 title claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 5
- 239000000057 synthetic resin Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 3
- 210000003491 skin Anatomy 0.000 claims description 42
- 230000000994 depressogenic effect Effects 0.000 claims description 18
- 239000006260 foam Substances 0.000 claims description 13
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 210000002615 epidermis Anatomy 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000005187 foaming Methods 0.000 description 7
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000012780 transparent material Substances 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 239000013518 molded foam Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、車両装備用シート
のヘッドレスト等を表皮一体発泡成形品として製造する
のに用いられる表皮一体発泡成形品の成形型に関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a molding die for an integral foam molded article used for producing a headrest of a vehicle equipment seat or the like as an integral molded foam article.
【０００２】[0002]
【従来の技術】一般に、車両装備用シートのヘッドレス
トを例示すると、外観的な要請から、図６で示すように
ヘッドレストステーｔ1 ，ｔ2 が突出する底部面Ｒを前
後方向のネガアール形状に窪ませて付形形成するものが
ある。In general, when illustrating the headrest of a vehicle equipped with a seat, the aesthetic requirements, the bottom surface R of the headrest stay t 1, t 2 is protruded as shown in Figure 6 in the longitudinal direction of the Negaaru shape recess Some are formed by shaping.
【０００３】そのヘッドレストを表皮一体発泡成形品と
して型成形する場合、図７で示すようにヘッドレストス
テーｔ1 ，ｔ2 を外部に突出させてヘッドレストフレー
ムを中空立体形に縫製された表皮Ｈ（以下、「ヘッドレ
ストカバー」という。）の内部に予め組み付けた後、ヘ
ッドレストステーｔ1 ，ｔ2 が突出する底部面Ｒを上側
に向けてヘッドレストカバーＨを下型Ｗ1 の型内に挿置
すると共に、その底部面Ｒのネガアール形状に相応する
曲面形の型内面を有する上型Ｗ2 をヘッドレストカバー
Ｈの底部面に被せるようヒンジ等で回転させて型締め
し、発泡樹脂をヘッドレストカバーＨの内部に充填する
ことにより、クッション層（以下、「クッションパッ
ド」という。）をヘッドレストカバーＨの内部に発泡成
形することが行われている。When the headrest is molded as a skin-integrated foam molded product, as shown in FIG. 7, the headrest stays t 1 and t 2 are protruded to the outside and the headrest frame is sewn into a hollow three-dimensional skin H (hereinafter referred to as “skin H”). after pre-assembled inside the "headrest cover" hereinafter.), with interposing the bottom surface R of the headrest stay t 1, t 2 projects the headrest cover H toward the upper in the mold of the lower mold W 1 internal upper mold W 2 is rotated by a hinge or the like so as to cover the bottom surface of the headrest cover H and clamping, the foamed resin of the headrest cover H has a mold inner surface of the curved shape corresponding to Negaaru shape of the bottom surface R To form a cushion layer (hereinafter referred to as a “cushion pad”) inside the headrest cover H by foaming. .
【０００３】このヘッドレスト製造用の成形型において
は、底部面Ｒのネガアール形状を発泡樹脂の発泡圧と共
に上型Ｗ2 の型内面で形状出しするものである。然し、
その成形型では、上型Ｗ2 を閉じる際に、ヘッドレスト
カバーＨの前後縁側が型内面で押されることにより皺等
をヘッドレストカバーＨの底部面Ｒに入れ易い。この成
形型では皺等が上型Ｗ2 を閉めるのに伴って生ずるた
め、ヘッドレストカバーＨの底部面を所望通りネガアー
ル形状に正確に追従させるのは難しく、また、予め内部
を見て修正することもできないから、不良品を多く発生
する原因となっている。[0003] In the mold for the headrest production, it is to put the shape in the inner mold surfaces of the upper mold W 2 the Negaaru shape of the bottom surface R with foaming pressure of the foaming resin. But
In that mold, when closing the upper mold W 2, easily put wrinkles in the bottom surface R of the headrest cover H by the front and rear edge side of the headrest cover H is pushed by the inner mold surfaces. For wrinkles in the mold occurs along with the closing of the upper mold W 2, difficult to the bottom surface of the headrest cover H is accurately follow as desired Negaaru shape, also be modified in advance look inside It is also a cause of many defective products.
【０００４】[0004]
【発明が解決しようとする課題】本発明は、表皮を所定
のネガアール形状に部分的に窪ませ保形させて型内に簡
単に位置決め挿置でき、成形品のネガアール形状に窪む
面形状を正確に付形形成可能な表皮一体発泡成形品の型
成形方法を提供することを目的とする。SUMMARY OF THE INVENTION According to the present invention, the surface of a molded product can be easily positioned and inserted into a mold by partially depressing the outer skin into a predetermined negative radius shape and retaining the shape. An object of the present invention is to provide a method of molding a skin-integrated foam molded article that can be accurately formed.
【０００５】[0005]
【課題を解決するための手段】本発明の請求項１に係る
表皮一体発泡成形品の型成形方法においては、表皮を所
定のネガアール形状に部分的に窪ませて中空立体形に形
成し、その表皮の内部に発泡樹脂を充填させてクッショ
ン層を表皮の内部に一体に発泡成形し、所定のネガアー
ル状に窪む面形状を有する成形品を成形型で付形形成す
るべく、表皮のネガアール形状に窪ませた面形状に相応
する曲面形状を有し、且つ、相対側の透視可能な材質の
合成樹脂で形成した保形プレートを備え、表皮を成形型
の型内に組み付ける際、その表皮のネガアール形状に窪
ませた表皮面を透視しながら保形プレートの曲面にあて
がって所定の面形状に保つと共に、この表皮を保形プレ
ートと共に成形型の型内に組み付けてクッション層を当
該表皮の内部に一体に発泡成形するようにされている。According to a first aspect of the present invention, there is provided a method of molding a skin-integrated foam molded article, wherein the skin is partially hollowed into a predetermined negative radius to form a hollow three-dimensional shape. In order to form a molded product having a surface shape depressed in a predetermined negative round shape with a mold, a negative round shape of the skin is formed by filling the inside of the skin with a foaming resin and integrally foaming the cushion layer inside the skin. It has a curved shape corresponding to the shape of the surface depressed, and has a shape-retaining plate formed of a synthetic resin of a transparent material on the opposite side, and when assembling the skin into the mold of the molding die, Applying to the curved surface of the shape-retaining plate while maintaining a predetermined surface shape while seeing through the surface of the skin concaved into a negative shape, the surface layer is assembled together with the shape-retaining plate into the mold of the molding die to form the cushion layer inside the surface of the skin. Niichi It is adapted to foam molding to.
【０００６】本発明の請求項２に係る表皮一体発泡成形
品の型成形方法においては、表皮のネガアール形状に窪
ませた表皮面の端縁に相応する長孔と、表皮のあてがい
側と反対側に開孔する長孔の孔縁に沿って起立する止め
ピンとを板面の両端寄りに設けた保形プレートを備え、
表皮には掛止めフイルムを該長孔と相応する表皮面の両
端縁に予め取り付けると共に、各掛止めフィルムの端末
を長孔の孔内より止めピンに止着し、表皮のネガアール
形状に窪ませた表皮面を該掛止めフイルムで保形プレー
トの曲面にあてがって所定の面形状に保つようにされて
いる。According to a second aspect of the present invention, there is provided a method for molding a skin-integrated foam molded article, comprising: a long hole corresponding to an edge of a skin surface depressed in a negative round shape of the skin; and a side opposite to the fitting side of the skin. A retaining pin provided with a stop pin standing up along the edge of the long hole that is opened at both ends of the plate surface,
A retaining film is attached to the skin in advance at both end edges of the skin surface corresponding to the long holes, and the ends of each of the retaining films are fastened to the retaining pins from the inside of the long holes, so that the surface of the film is depressed into a negative round shape. The hooked film is applied to the curved surface of the shape-retaining plate so as to maintain a predetermined surface shape.
【０００７】本発明の請求項３に係る表皮一体発泡成形
品の型成形方法においては、食込み歯を孔片縁より孔内
に突出させてスリットを板面の両端寄りに設けた保形プ
レートを備え、表皮のネガアール形状に窪ませた表皮面
の両端縁をスリットの孔内に食込み歯で挟込み支持し、
該表皮のネガアール形状に窪ませた表皮面を食込み歯で
保形プレートの曲面にあてがって所定の面形状に保つよ
うにされている。According to a third aspect of the present invention, there is provided a mold forming method for a foam-integral skin molded article, comprising a retaining plate having a biting tooth protruding from one edge of the hole into the hole and slits provided near both ends of the plate surface. Provided, support both edges of the epidermis surface depressed in the negative round shape of the epidermis in the hole of the slit with bite teeth,
The epidermis surface of the epidermis which is depressed in the shape of a negative radius is applied to the curved surface of the shape-retaining plate with bite teeth to maintain a predetermined surface shape.
【０００８】[0008]
【発明の実施の形態】以下、添付図面を参照して説明す
ると、図示実施の形態は車両シート用のヘッドレストを
表皮一体発泡成形品として製造するのに用いられる成形
型を示す。その成形型は、図１で示すように底部面Ｒを
上側に向けてヘッドレストカバーＨを挿置する下型１
と、この下型１の上側に組み合わせて型締めされる上型
２と、ヘッドレストカバーＨの底部面Ｒにあてがい配置
される保形プレート３とを備えて構成されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to the accompanying drawings, the illustrated embodiment shows a molding die used for manufacturing a headrest for a vehicle seat as a foam-in-skin integral molded product. As shown in FIG. 1, the molding die is a lower die 1 in which the headrest cover H is inserted with the bottom surface R facing upward.
And an upper mold 2 which is clamped in combination with the upper part of the lower mold 1 and a shape retaining plate 3 which is arranged to be applied to the bottom surface R of the headrest cover H.
【０００９】ヘッドレストカバーＨは全体が中空立体形
を呈するよう縫製され、底部面Ｒは所望のネガアール形
状に相応させて前後方向で窪むよう縫製されている。そ
の底部面Ｒにはヘッドレストフレーム（図示せず）を内
部に組み付けるのに用いられる横長なスリット状の開口
部Ｓが横幅方向に亘るよう設けられ、また、ヘッドレス
トステーｔ1 ，ｔ2 を外部に突出するステー挿通孔ａ
1 ，ａ2 と、発泡樹脂を内部に充填する樹脂注入ノズル
の差込み穴ｂとが設けられている。The headrest cover H is sewn so as to have a hollow three-dimensional shape as a whole, and the bottom surface R is sewn so as to be depressed in the front-rear direction in accordance with a desired negative radius shape. The bottom surface R is provided with a horizontally elongated slit-shaped opening S used for assembling a headrest frame (not shown) inside the headrest frame (not shown) and extending the headrest stays t 1 and t 2 to the outside. Protruding stay insertion hole a
1 and a 2 and an insertion hole b of a resin injection nozzle for filling the inside with a foamed resin.
【００１０】下型１は、所定の中空立体形に縫製された
ヘッドレストカバーＨを内部に組付け挿置可能なキャビ
ティ空間１ａを有する。この下型１には保形プレート３
をヘッドレストカバーＨと共に型内に組み付けるべく、
保形プレート３を嵌込み載置可能な段部１ｂがキャビテ
ィ空間１ａの上部縁回りに設けられている。The lower die 1 has a cavity space 1a in which a headrest cover H sewn in a predetermined hollow three-dimensional shape can be assembled and inserted. The lower mold 1 has a shape-retaining plate 3
To assemble with the headrest cover H in the mold,
A step portion 1b into which the shape-retaining plate 3 can be fitted and placed is provided around an upper edge of the cavity space 1a.
【００１１】上型２は、ヘッドレストカバーＨの底部面
Ｒより突出するヘッドレストステーｔ1 ，ｔ2 の各軸線
を挿通支持する軸受け穴２ａ，２ｂを板面に備え、その
軸受け穴２ａ，２ｂの穴位置より型面を分離できるよう
二つの上型部に分割形成されている。各上型部は外端側
をヒンジ（図示せず）で下型１と連結することにより開
閉自在に取り付けられ、クランプ機構（図示せず）を備
えて下型１と型締め可能に組み立てられている。また、
この上型部のいずれかには樹脂注入ノズルの挿通穴（図
示せず）が型面に設けられている。[0011] the upper mold 2, the headrest stay t 1, a bearing hole 2a of the respective axes inserted support t 2 projecting from the bottom surface R of the headrest cover H, provided with a 2b the plate surface, the bearing hole 2a, 2b of It is divided into two upper mold parts so that the mold surface can be separated from the hole position. Each upper mold portion is attached to the lower mold 1 by connecting the outer end side to the lower mold 1 with a hinge (not shown), and is openably and closably attached to the lower mold 1 with a clamp mechanism (not shown). ing. Also,
An insertion hole (not shown) for a resin injection nozzle is provided on a mold surface in any of the upper mold portions.
【００１２】保形プレート３は、所定のネガアール形状
に窪ませ付形するヘッドレストの底部面，即ち、ヘッド
レストカバーＨのネガアール形状に縫製された底部面Ｒ
の面形状に相応した曲面形状を有するよう形成されてい
る。その曲面形状は一定厚みの板全体を湾曲させて形成
し、或いは後述するようにヘッドレストＨの底部面Ｒを
あてがう面のみを隆起湾曲することにより形状付けする
ことができる。この保形プレート３は通常の透明乃至は
半透明で相対側の透視可能な材質の合成樹脂を用いて形
成され、板面にはヘッドレストステーｔ1 ，ｔ2 の挿通
穴３ａ，３ｂ並びに樹脂注入ノズルの差込み穴３ｃが設
けられている。The shape-retaining plate 3 has a bottom surface of a headrest which is depressed and formed in a predetermined negative radius shape, that is, a bottom surface R sewn in a negative radius shape of the headrest cover H.
Is formed so as to have a curved surface shape corresponding to the surface shape. The curved surface shape can be formed by curving the entire plate having a certain thickness, or by raising and curving only the surface to which the bottom surface R of the headrest H is applied as described later. The shape-retaining plate 3 to normally transparent are formed using a translucent relative side see-through material synthetic resin of the headrest stay t 1, t 2 of the insertion hole 3a in the plate surface, 3b and resin injection A nozzle insertion hole 3c is provided.
【００１３】そのヘッドレスト製造用の成形型を用いて
は、まず、ヘッドレストステーｔ1，ｔ2 をステー挿通
孔ａ1 ，ａ2 より外部に突出させてヘッドレストフレー
ムをヘッドレストカバーＨに組み付けた後、ヘッドレス
トステーｔ1 ，ｔ2 を保形プレート３の挿通穴３ａ，３
ｂに差し込んでヘットレストカバーＨを保形プレート３
に組み付ける。この際に、ヘッドレストカバーＨの底部
面Ｒを保形プレート３の曲面形状に合わせながら保形プ
レート３の板面にあてがう。Using the mold for manufacturing the headrest, first, the headrest stays t 1 , t 2 are projected outward from the stay insertion holes a 1 , a 2 , and the headrest frame is assembled to the headrest cover H. Insert the headrest stays t 1 and t 2 into the insertion holes 3 a and 3
b and insert the headrest cover H
Assemble to. At this time, the bottom surface R of the headrest cover H is applied to the plate surface of the shape retaining plate 3 while conforming to the curved shape of the shape retaining plate 3.
【００１４】そのヘッドレストカバーＨの底部面Ｒと保
形プレート３の曲面との面合せは保形プレート３が相対
側の透視可能な材質のもので形成されているから、ヘッ
ドレストカバーＨの底部面Ｒを保形プレート３より透視
しながら行え、所定のネガアール形状に保つよう手間を
掛けないで確実に行うことができる。また、その面合せ
後はヘッドレストカバーＨがヘッドレストステーｔ1 ，
ｔ2 で保形プレート３に位置決め保持されているから形
状崩れが生ずるのを抑えられる。The bottom surface R of the headrest cover H and the curved surface of the shape-retaining plate 3 are aligned with each other because the shape-retaining plate 3 is made of a transparent material on the opposite side. R can be performed while seeing through the shape-retaining plate 3, and can be reliably performed without trouble to maintain a predetermined negative radius shape. After the meeting, the headrest cover H is moved to the headrest stay t 1 ,
from being positioned and held in shape-retaining plate 3 with t 2 is suppressed from deformation on occurs.
【００１５】そのヘッドレストカバーＨは下型１のキャ
ビティ空間１ａに挿置すると共に、保形プレート３を下
型１の段部１ｂに嵌込み載置することにより保形プレー
ト３と共に下型１に組み付ける。また、この下型１には
上型２の二つに分離された各上型部の型毎に被せ、ヘッ
ドレストステーｔ1 ，ｔ2 を軸受け穴２ａ，２ｂで挿通
支持させて型締めする。その型締め状態でも、ヘッドレ
ストカバーＨの底部面Ｒが所定のネガアール形状に相応
させて保形プレート３で位置決め保持されているから形
崩れは生じない。The headrest cover H is inserted into the cavity 1a of the lower mold 1, and the shape retaining plate 3 is fitted into the step 1b of the lower mold 1 to be mounted on the lower mold 1 together with the shape retaining plate 3. Assemble. The lower mold 1 is put on each upper mold part divided into two upper molds 2, and the headrest stays t 1 , t 2 are inserted through and supported by the bearing holes 2 a, 2 b and clamped. Even in the mold-clamped state, the bottom surface R of the headrest cover H is positioned and held by the shape-retaining plate 3 in accordance with a predetermined negative radius, so that the shape does not collapse.
【００１６】そのヘッドレストカバーＨを型内に組み付
けた後、発泡樹脂をヘッドレストカバーＨの内部に充填
することにより、クッションパッドを発泡成形する。こ
の発泡樹脂の発泡成形に伴っては、発泡樹脂がヘッドレ
ストカバーＨの底部面Ｒを保形プレート３の曲面に発泡
圧で内側から押圧することにより、ヘッドレストの底部
面を製品として所定のネガアール形状に合せて確実に付
形形成することができる。After assembling the headrest cover H in a mold, the cushion pad is foamed by filling the inside of the headrest cover H with a foamed resin. Along with the foaming of the foamed resin, the foamed resin presses the bottom surface R of the headrest cover H against the curved surface of the shape-preserving plate 3 from inside by a foaming pressure, so that the bottom surface of the headrest is used as a product in a predetermined negative round shape. Can be reliably formed according to the shape.
【００１７】そのヘッドレストカバーＨの底部面Ｒを保
形プレート３の曲面と更に確実に面合せするべく、図２
で示すようにヘッドレストカバーＨの底部面Ｒの両端縁
に相応する長孔３０（以下、片側のみ図示）と、ヘッド
レストカバーＨの底部面Ｒをあてがう面と反対側に開孔
する長孔３０の孔縁に沿って起立する複数本の止めピン
３１ａ，３１ｂ…とを板面の両端寄りに設けた保形プレ
ート３を備えるようにできる。In order to more surely align the bottom surface R of the headrest cover H with the curved surface of the shape retaining plate 3, FIG.
As shown in the figure, a long hole 30 (hereinafter, only one side is shown) corresponding to both end edges of the bottom surface R of the headrest cover H, and a long hole 30 opened on the opposite side to the surface to which the bottom surface R of the headrest cover H is applied. A plurality of retaining pins 31a, 31b, ... standing up along the edge of the hole can be provided with a shape retaining plate 3 provided near both ends of the plate surface.
【００１８】その保形プレート３に対し、ヘッドレスト
カバーＨは図３で示すように掛止めフイルムＦを保形プ
レート３の長孔３０と相応する底部面Ｒの両端縁に予め
取り付けると共に、各掛止めフィルムＦの端末を長孔３
０の孔内より止めピン３１ａ，３１ｂ…に止着し、ネガ
アール形状に窪ませ付形する底部面Ｒを掛止めフイルム
Ｆで保形プレート３の曲面にあてがうことにより所定の
面形状に確実に保って保形プレート３に組み付けるよう
にできる。なお、掛止めフィルムＦは事後に切り取り除
去する。As shown in FIG. 3, the headrest cover H has a retaining film F attached to both end edges of the bottom surface R corresponding to the elongated holes 30 of the retaining plate 3, and the respective headrest covers H are fixed to the respective retaining edges. Insert the end of the stop film F into the slot 3
Are fixed to the retaining pins 31a, 31b,... From the hole 0, and the bottom surface R, which is depressed and formed into a negative radius, is applied to the curved surface of the shape retaining plate 3 with the retaining film F, thereby ensuring a predetermined surface shape. It can be retained and assembled to the shape retaining plate 3. The hooking film F is cut off and removed later.
【００１９】それに代えて、図４で示すように食込み歯
３２ａ，３２ｂ…を片縁より孔内に突出させて開孔する
スリット３３を板面の両端寄りに設けた保形プレート３
を備えてもよい。Instead, as shown in FIG. 4, the shape retaining plate 3 is provided with slits 33 protruding into the holes from one edge thereof to open the holes 32a, 32b.
May be provided.
【００２０】それでは、図５で示すようなヘッドレスト
カバーＨの底部面Ｒを縫製する両端の縫い合わせ縁Ｙを
スリット３３の孔内に食込み歯３２ａ，３２ｂ…で挟込
み支持することにより、ヘッドレストカバーＨの底部面
Ｒを食込み歯３２ａ，３２ｂ…で保形プレート３の曲面
にあてがって所定の面形状に保つよう上述したと同様に
保形プレート３に組み付けるようにできる。Then, as shown in FIG. 5, the stitching edges Y at both ends for sewing the bottom surface R of the headrest cover H are sandwiched and supported by the biting teeth 32a, 32b,. Can be assembled to the shape retaining plate 3 in the same manner as described above so that the bottom surface R is applied to the curved surface of the shape retaining plate 3 with the biting teeth 32a, 32b.
【００２１】上述した実施の形態では車両装備シート用
のヘッドレストを製造する場合に基づいて説明したが、
車両装備用に限らず、表皮一体発泡成形品を製造するの
に広く適用することができる。In the above embodiment, the description has been made based on the case where the headrest for the vehicle equipment seat is manufactured.
The present invention can be widely applied not only to the vehicle equipment but also to the manufacture of a skin integral foam molded product.
【００２２】[0022]
【発明の効果】以上の如く、本発明の請求項１に係る表
皮一体発泡成形品の型成形方法に依れば、表皮のネガア
ール形状に窪ませた面形状に相応する曲面形状を有し、
且つ、相対側の透視可能な材質の合成樹脂で形成した保
形プレートを備え、表皮を成形型の型内に組み付ける
際、その表皮のネガアール形状に窪ませた表皮面を透視
しながら保形プレートの曲面にあてがって所定の面形状
に保つことから、表皮の底部面と保形プレートの曲面と
の面合せを保形プレートにより簡単に且つ正確で確実に
行うことができる。As described above, according to the method for molding a skin-integrated foamed molded product according to the first aspect of the present invention, the skin has a curved surface shape corresponding to the surface shape depressed in a negative radius shape,
In addition, it has a shape-retaining plate formed of a synthetic resin of a transparent material on the opposite side, and when assembling the skin into the mold of the molding die, the shape-retaining plate while seeing through the surface of the skin depressed in a negative radius shape. The shape of the bottom surface of the skin and the curved surface of the shape-retaining plate can be easily, accurately, and surely matched by the shape-retaining plate because the surface is kept in a predetermined shape by applying to the curved surface.
【００２３】本発明の請求項２に係る表皮一体発泡成形
品の型成形方法に依れば、掛止めフィルムの端末を長孔
の孔内より止めピンに止着し、ネガアール形状に窪ませ
付形する底部面を掛止めフイルムで保形プレートの曲面
にあてがうことにより表皮を所定の面形状に確実に保っ
て保形プレートに組み付けるようにできる。According to the method of molding a skin-integrated foam molded product according to the second aspect of the present invention, the terminal of the retaining film is fixed to the retaining pin from the inside of the long hole, and is depressed into a negative radius shape. By applying the bottom surface to be formed to the curved surface of the shape retaining plate with a latching film, the skin can be reliably maintained in a predetermined surface shape and can be assembled to the shape retaining plate.
【００２４】本発明の請求項３に係る表皮一体発泡成形
品の型成形方法に依れば、表皮の底部面Ｒを縫製する両
端の縫い合わせ縁をスリットの孔内に食込み歯で挟込み
支持することにより、表皮の底部面Ｒを食込み歯で保形
プレートの曲面にあてがって所定の面形状に保つことが
できる。According to the method of molding a skin-integrated foam molded product according to the third aspect of the present invention, the seam edges at both ends for sewing the bottom surface R of the skin are sandwiched and supported by the bite teeth in the hole of the slit. Thereby, the bottom surface R of the epidermis can be applied to the curved surface of the shape-retaining plate with the bite teeth to maintain a predetermined surface shape.
【図１】本発明に係る方法を適用する表皮一体発泡成形
品の成形型を表皮並びに保形プレートの展開状態で示す
説明図である。FIG. 1 is an explanatory view showing a molding die of a skin-integrated foam molded product to which a method according to the present invention is applied, in a state where a skin and a shape retaining plate are developed.
【図２】同成形型に備付け可能な保形プレートを部分的
に示す説明図である。FIG. 2 is an explanatory view partially showing a shape retaining plate that can be provided in the molding die.
【図３】図３の保形プレートで形状保持する表皮を部分
的に示す説明図である。FIG. 3 is an explanatory view partially showing an epidermis whose shape is retained by the shape retaining plate of FIG. 3;
【図４】同成形型に備付け可能な別形態の保形プレート
を部分的に示す説明図である。FIG. 4 is an explanatory view partially showing another shape retaining plate that can be provided in the molding die.
【図５】図４の保形プレートで形状保形する表皮を部分
断面で示す説明図である。FIG. 5 is an explanatory view showing a partial cross section of a skin whose shape is to be preserved by the shape retaining plate of FIG. 4;
【図６】一般例に係るヘットレストカバーを示す説明図
である。FIG. 6 is an explanatory view showing a headrest cover according to a general example.
【図７】従来例に係るヘッドレスト製造用の成形型を示
す説明図である。FIG. 7 is an explanatory view showing a molding die for manufacturing a headrest according to a conventional example.
Ｈ 表皮 Ｒ ネガアール形状に付形した面部分 １ 下型 ２ 上型 ３ 保形プレート ３０ 長孔 ３１ａ，３１ｂ… 止めピン Ｆ 掛止めフィルム ３２ａ，３２ｂ… 食い込み歯 ３３ スリット H Skin R Surface part formed in a negative round shape 1 Lower die 2 Upper die 3 Retaining plate 30 Long hole 31a, 31b ... Lock pin F Lock film 32a, 32b ... Biting teeth 33 Slit
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 ＦＩ Ｂ２９Ｌ 31:58 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 6 Identification code FI B29L 31:58
Claims (3)
窪ませて中空立体形に形成し、その表皮の内部に発泡樹
脂を充填させてクッション層を表皮の内部に一体に発泡
成形し、所定のネガアール状に窪む面形状を有する成形
品を成形型で付形形成するのに適用される表皮一体発泡
成形品の型成形方法において、 表皮のネガアール形状に窪ませた面形状に相応する曲面
形状を有し、且つ、相対側の透視可能な材質の合成樹脂
で形成した保形プレートを備え、 表皮を成形型の型内に組み付ける際、その表皮のネガア
ール形状に窪ませた表皮面を透視しながら保形プレート
の曲面にあてがって所定の面形状に保つと共に、この表
皮を保形プレートと共に成形型の型内に組み付けてクッ
ション層を当該表皮の内部に一体に発泡成形するように
したことを特徴とする表皮一体発泡成形品の型成形方
法。An outer skin is partially hollowed into a predetermined negative radius to form a hollow three-dimensional shape, a foam resin is filled in the inner skin, and a cushion layer is integrally foam-molded inside the outer skin. In the method for molding a skin-integrated foam molded product applied to form a molded product having a surface shape depressed in a negative round shape with a molding die, a curved surface corresponding to the surface shape depressed in the negative round shape of the skin Equipped with a shape-retaining plate made of synthetic resin of a material that can be seen through on the opposite side, and when assembling the skin into the mold, see through the surface of the skin that is depressed into a negative round shape While maintaining a predetermined surface shape by applying to the curved surface of the shape-retaining plate, the skin is assembled together with the shape-retaining plate in a mold of a molding die so that the cushion layer is integrally foam-molded inside the surface. Molding process of integral skin foam molded article according to claim.
の端縁に相応する長孔と、表皮のあてがい側と反対側に
開孔する長孔の孔縁に沿って起立する止めピンとを板面
の両端寄りに設けた保形プレートを備え、 表皮には掛止めフイルムを該長孔と相応する表皮面の両
端縁に予め取り付けると共に、各掛止めフィルムの端末
を長孔の孔内より止めピンに止着し、表皮のネガアール
形状に窪ませた表皮面を該掛止めフイルムで保形プレー
トの曲面にあてがって所定の面形状に保つようにしたこ
とを特徴とする請求項１に記載の表皮一体発泡成形品の
型成形方法。2. A plate comprising: a long hole corresponding to an edge of a surface of a skin which is depressed in a negative radius shape of a skin; and a stopper pin standing along the hole edge of the long hole which is opened on a side opposite to the fitting side of the skin. A shape retaining plate provided near both ends of the surface is provided. A hooking film is attached to the skin in advance at both end edges of the skin surface corresponding to the long holes, and ends of each hooking film are stopped from inside the holes of the long holes. 2. The fixing device according to claim 1, wherein the fixed skin is fixed to the pin, and the surface of the skin, which is depressed in a negative round shape, is applied to the curved surface of the shape-retaining plate by the latching film so as to maintain a predetermined surface shape. Molding method for skin-integrated foam molding.
スリットを板面の両端寄りに設けた保形プレートを備
え、 表皮のネガアール形状に窪ませた表皮面の両端縁をスリ
ットの孔内に食込み歯で挟込み支持し、該表皮のネガア
ール形状に窪ませた表皮面を食込み歯で保形プレートの
曲面にあてがって所定の面形状に保つようにしたことを
特徴とする請求項１に記載の表皮一体発泡成形品の型成
形方法。3. A shape-retaining plate in which a biting tooth protrudes into the hole from one edge of the hole and a slit is provided near both ends of the plate surface. The negative skin of the epidermis is supported by being pinched in the hole, and the epidermis surface of the epidermis which is depressed in the shape of a negative radius is applied to the curved surface of the shape-retaining plate by the penetrating teeth to maintain a predetermined surface shape. 2. The method for molding a skin-integrated foam molded article according to 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9157460A JPH10329151A (en) | 1997-05-30 | 1997-05-30 | Method for molding skin integral foam molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9157460A JPH10329151A (en) | 1997-05-30 | 1997-05-30 | Method for molding skin integral foam molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10329151A true JPH10329151A (en) | 1998-12-15 |
Family
ID=15650154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9157460A Withdrawn JPH10329151A (en) | 1997-05-30 | 1997-05-30 | Method for molding skin integral foam molding |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH10329151A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7028973B1 (en) | 2004-12-02 | 2006-04-18 | Tachi-S Co., Ltd. | Structure for foaming die for forming headrest |
| FR2886878A1 (en) * | 2005-06-08 | 2006-12-15 | Tachi S Co | FOAM MOLD STRUCTURE FOR FORMING A HEADREST, IN PARTICULAR FOR A VEHICLE SEAT |
-
1997
- 1997-05-30 JP JP9157460A patent/JPH10329151A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7028973B1 (en) | 2004-12-02 | 2006-04-18 | Tachi-S Co., Ltd. | Structure for foaming die for forming headrest |
| FR2886878A1 (en) * | 2005-06-08 | 2006-12-15 | Tachi S Co | FOAM MOLD STRUCTURE FOR FORMING A HEADREST, IN PARTICULAR FOR A VEHICLE SEAT |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20040803 |