JPH02122913A - Decorative molding for automobile and resin extruding molding method - Google Patents
Decorative molding for automobile and resin extruding molding methodInfo
- Publication number
- JPH02122913A JPH02122913A JP63278419A JP27841988A JPH02122913A JP H02122913 A JPH02122913 A JP H02122913A JP 63278419 A JP63278419 A JP 63278419A JP 27841988 A JP27841988 A JP 27841988A JP H02122913 A JPH02122913 A JP H02122913A
- Authority
- JP
- Japan
- Prior art keywords
- main body
- ionomer resin
- resin
- skin layer
- tape
- 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
- 229920005989 resin Polymers 0.000 title claims abstract description 63
- 239000011347 resin Substances 0.000 title claims abstract description 63
- 238000000465 moulding Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims description 13
- 229920000554 ionomer Polymers 0.000 claims abstract description 31
- 239000011888 foil Substances 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 238000007711 solidification Methods 0.000 claims description 6
- 230000008023 solidification Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 12
- 229920000728 polyester Polymers 0.000 abstract description 10
- 239000011162 core material Substances 0.000 abstract description 8
- 238000003780 insertion Methods 0.000 abstract description 7
- 230000037431 insertion Effects 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 210000003491 skin Anatomy 0.000 description 28
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 210000002615 epidermis Anatomy 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 235000001270 Allium sibiricum Nutrition 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010422 painting Methods 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
- B29C48/155—Partial coating thereof
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion 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］
本発明は自動車に使用される装飾モール及びこの自動車
用装飾モールの製造に好適な樹脂押出し成形方法に関す
る。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a decorative molding used in an automobile and a resin extrusion molding method suitable for manufacturing the decorative molding for an automobile.
［従来の技術］
自動車の高級化とともに、その装飾部品であるモールに
もより高級感が求められており、モールの表面に塗装を
施したもの、特開昭６１−１１８２１４号公報及び特開
昭６１−１２３５０６号公報に示されるような本体部表
面に液状樹脂を流延し紫外線硬化して表皮層を形成する
しのなどが知られている。[Prior Art] As automobiles become more sophisticated, moldings, which are decorative parts of automobiles, are required to have a more luxurious feel. There is a known method such as that shown in Japanese Patent No. 61-123506 in which a liquid resin is cast on the surface of the main body and cured by ultraviolet rays to form a skin layer.
また近年、メタリック感を出すために金属箔や金属粉末
を有する装飾モールが用いられている。Furthermore, in recent years, decorative moldings containing metal foil or metal powder have been used to create a metallic feel.
［発明が解決しようとするＪ題］
上記したような従来方法の塗装による透明表皮層は、表
皮層の厚さが簿いものしか得られないため装飾性に劣る
。[Problem J to be solved by the invention] The transparent skin layer formed by painting using the conventional method described above is inferior in decorativeness because the thickness of the skin layer is only modest.
また、液状樹脂を流延して表皮層を形成する方法は液状
樹脂を使用するためコスト高になる。Furthermore, the method of forming the skin layer by casting a liquid resin uses a liquid resin, which increases the cost.
本発明は、上記問題点に鑑みなされたらのであり、装飾
性が高く安価な自動車用装飾モールを提供することを目
的としている。The present invention was made in view of the above-mentioned problems, and an object of the present invention is to provide a decorative molding for an automobile that is highly decorative and inexpensive.
本発明の他の目的は、装飾性が高く安価な自φｊＪ車用
装飾モールの製造方法を提供することである。Another object of the present invention is to provide a method for manufacturing a decorative molding for a φjJ vehicle that is highly decorative and inexpensive.
本発明の更なる他の目的は、精密な表面形状を簡単に形
成できる樹脂押出し成形方法を提供することを目的とし
ている。Still another object of the present invention is to provide a resin extrusion molding method that can easily form a precise surface shape.
［８題を解決するための手段１
本発明の自動車用装飾モールは、金属箔又は金属粉末を
もつ断面一定で長尺状のアイオノマ樹脂製の本体部と、
前配本体部との同時押出し成形により前記本体部の表面
に形成された透明なアイオノマ樹脂製の表皮層とを備え
ることを特徴としている。[Means for Solving Problem 8 1] The decorative molding for an automobile of the present invention includes a main body made of an ionomer resin having a constant cross section and a long shape and having metal foil or metal powder;
It is characterized by comprising a transparent ionomer resin skin layer formed on the surface of the main body part by co-extrusion molding with the front main body part.
本発明の樹脂押出し成形方法は、溶Ｆａ樹脂と、固化後
の前記溶融樹脂に対して剥離可能でかつ所定表面形状を
もつ樹脂製のテープとを同時押出し成形して、固化後の
前記溶融樹脂表面に前記テープの前記表面形状を転写す
ることを特徴としている。In the resin extrusion molding method of the present invention, a molten Fa resin and a resin tape having a predetermined surface shape and peelable from the molten resin after solidification are co-extruded, and the molten resin after solidification is It is characterized in that the surface shape of the tape is transferred onto the surface.
金属箔又は金属粉末として、アルミニウムが一般的であ
るが他の金属を使用してもよい。Aluminum is commonly used as the metal foil or powder, but other metals may also be used.
本体部は、金属箔又は金属粉末の金属光沢の表出を助長
するために光透過性をもつことが好ましい。しかし、本
体部表面に金属箔がラミネートされたものでは本体部は
遮光性のものであってもよい。It is preferable that the main body part has optical transparency in order to promote the appearance of the metallic luster of the metal foil or metal powder. However, in the case where a metal foil is laminated on the surface of the main body, the main body may be light-shielding.
表皮層は、透明性を必要とする。しかし着色されていて
も透明なもので本体部がすけて見える程度の°ｂのであ
ればよい。The epidermal layer requires transparency. However, even if it is colored, it may be transparent as long as the main body is visible through it.
本体部及び表皮層として用いられるアイオノマ樹脂は、
良く知られているように、エチレンとメタクリル酸又は
アクリル酸の共重合体にＮａ１１ｎなどの金属イオンを
作用させて製造される樹脂である。The ionomer resin used for the main body and skin layer is
As is well known, it is a resin produced by reacting metal ions such as Na11n with a copolymer of ethylene and methacrylic acid or acrylic acid.
本発明の樹脂押出し成形方法で用いられる樹脂製のテー
プは、例えば溶融樹脂がアイオノマ樹脂である場合には
、ポリエステル製とすることができる。このテープの溶
融樹脂に接する表面は、平滑とすることができ、また例
えばエンボス加工するなどして所定の模様を設けてもよ
い。テープのこれら表面形状は固化した溶融樹脂の表面
に忠実に転写される。The resin tape used in the resin extrusion molding method of the present invention can be made of polyester, for example, when the molten resin is an ionomer resin. The surface of this tape that comes into contact with the molten resin may be smooth, or may be provided with a predetermined pattern by, for example, embossing. These surface shapes of the tape are faithfully transferred to the surface of the solidified molten resin.
［作用］
本発明の自動車用装飾モールにおいて、表皮層及び本体
部は同時押出し成形方法により成形されているので、安
価に製造できる。また表皮層も任意の厚さのものが得ら
れる。また、アイオノマ樹脂を使用しているので表皮層
は良好な透明性をもち、かつ本体部のメタリック感を良
好に表出する。[Function] In the automotive decorative molding of the present invention, since the skin layer and the main body are molded by a co-extrusion method, they can be manufactured at low cost. Furthermore, the skin layer can have any thickness. In addition, since ionomer resin is used, the skin layer has good transparency, and the metallic feel of the main body is well expressed.
また、表皮層及び本体部はともにアイオノマ樹脂製であ
るので、両者の間に接肴手段を何等配することなしに、
表皮層及び本体部は良好に接合する。In addition, since both the skin layer and the main body are made of ionomer resin, there is no need to place any applicator between them.
The skin layer and the main body bond well.
同時押出し成形時に、溶融した前記透明なアイオノマ樹
脂と接するように、アイオノマ樹脂に対して剥離が良く
平滑な樹脂製の保護テープを、同時に押出す場合には、
金型粘度によらず表皮層の表面を平滑に形成し１１Ｉる
。When simultaneously extruding a smooth resin protective tape that is easily releasable to the ionomer resin so as to be in contact with the molten transparent ionomer resin during coextrusion molding,
The surface of the skin layer is formed to be smooth regardless of the viscosity of the mold.
［実施例］
本発明の自動車用装飾モールの一実施例を第１図に示す
。[Example] An example of the automotive decorative molding of the present invention is shown in FIG.
この自助車用装飾モール１０は、アルミ粉末含有でメタ
リック感をもつアイオノマ樹脂製の本体部１と、本体部
１の中央部に内蔵されたアルミ箔製ぐテープ状の芯材２
と、本体部１の表面に形成された透明なアイオノマ樹脂
製の表皮層３とから構成され、第２図に示すように、本
体部１の実部に貼付された両面テープ４により自動車の
外側面に貼付されている。This decorative molding 10 for a self-help vehicle includes a main body 1 made of ionomer resin containing aluminum powder and having a metallic feel, and a tape-shaped core material 2 made of aluminum foil built into the center of the main body 1.
and a transparent skin layer 3 made of ionomer resin formed on the surface of the main body 1.As shown in FIG. It is attached to the side.
本体部１は、一部に浅い凹部が形成され平均厚さが約４
ｍｍで幅が約５ｃｍに形成された厚膜テブ形状をもつ。The main body part 1 has a shallow recess formed in a part and has an average thickness of about 4 mm.
It has a thick film tab shape with a width of about 5 cm.
芯材２は平均ｔｑさが約０．１ｍｍで幅が約３ｃｍに形
成されており、表皮層３の厚さは約０．３ｍｍに形成さ
れている。The core material 2 has an average tq of about 0.1 mm and a width of about 3 cm, and the skin layer 3 has a thickness of about 0.3 mm.
この自動車用装飾モールは、以下に述べる同時押出し成
形方法で一定断面を有する艮尺テープ状に形成されてい
る。This decorative molding for an automobile is formed into a tape-like shape having a constant cross section by the co-extrusion method described below.
本発明の樹脂押出し成形方法を、第３図のブロック図及
び第４図の金型模式図で説明する。ただし、金型１００
は芯材２用の挿入口１０１、押出口１０２、アルミ粉末
含有アイオノマ樹脂用の押込口１０３、透明アイオノマ
樹脂用の押込口１０４、表皮層３の表面にラミネートさ
れるポリエステルテープ９用の挿入口１０５をもつ押出
空間１１０を有している。押込口１０３は挿入口１０１
の下流に、押込口１０４は押込口１０３の下流に、挿入
口１０５は押込口１０４の下流に６９けられている。押
込口１０３は押出空間１１０の−Ｌ１下両側に開口され
ており押込口１０４及び挿入口１０５は押出空間１１０
の１側に間口されている。The resin extrusion molding method of the present invention will be explained with reference to a block diagram in FIG. 3 and a schematic diagram of a mold in FIG. 4. However, mold 100
These are an insertion port 101 for the core material 2, an extrusion port 102, a push-in port 103 for the aluminum powder-containing ionomer resin, a push-in port 104 for the transparent ionomer resin, and an insertion port for the polyester tape 9 to be laminated on the surface of the skin layer 3. It has an extrusion space 110 with 105. The push-in port 103 is the insertion port 101
The push-in port 104 is located downstream of the push-in port 103, and the insertion port 105 is located downstream of the push-in port 104. The push-in port 103 is opened on both sides below -L1 of the extrusion space 110, and the push-in port 104 and the insertion port 105 are open in the push-out space 110.
The frontage is on one side of the building.
金型１００の押込口１０３には、第１スクリュー押出し
機１０６が連結されており、押込口１０４には第２スク
リユー押出１１０７が連結されている。第１スクリュー
押出し機１０６は、投入されたアルミ粉末含有アイオノ
マ樹脂を加熱溶融し流動化して押出し、第２スクリユー
押出１ｆｉ１０７は透明アイオノマ樹脂を同様に流動化
して押出するものである。A first screw extruder 106 is connected to the push-in port 103 of the mold 100, and a second screw extruder 1107 is connected to the push-in port 104. The first screw extruder 106 heats and melts the input ionomer resin containing aluminum powder, fluidizes it, and extrudes it, and the second screw extruder 1fi 107 similarly fluidizes and extrudes the transparent ionomer resin.
自動車用装飾モールの製造にあたっては、まず、芯材ロ
ール２００から金型１００に芯材２を挿入し、押込口１
０３から本体部１用のアルミ粉末含有の溶融アイオノマ
樹脂を押込み、押込口１０４から表皮層３用の透明な溶
融アイオノマ樹脂を押し込む。また、挿入口１０５から
表面平滑なポリエステルテープ９を挿入する。なお、こ
のポリエステルチーブ９はこの明細書で言う保護テープ
を構成するものであり、その表皮層３側の表面は予め精
度よく平滑に形成されている。In manufacturing a decorative molding for an automobile, first, the core material 2 is inserted from the core material roll 200 into the mold 100, and the
A molten ionomer resin containing aluminum powder for the main body portion 1 is pushed in from 03, and a transparent molten ionomer resin for the skin layer 3 is pushed in from the push-in port 104. Further, a polyester tape 9 having a smooth surface is inserted through the insertion opening 105. The polyester tube 9 constitutes the protective tape referred to in this specification, and its surface on the skin layer 3 side is previously formed to be smooth and precise.
これにより、アルミ粉末含有の溶融アイオノマ樹脂と透
明な溶融アイオノマ樹脂とポリエステルテープ９とは、
この押出空間１１０で一体化し、押出口１０２からテー
プ状の中間素材６００として押出される。この中間索ｖ
Ｊ６００は冷却装置３００で冷水に触れて固化し、次い
で引取装置４００で引張られ、最後に切［１１５００で
所定寸法に切断されて自動車用装飾モール１０に仕上げ
られる。As a result, the molten ionomer resin containing aluminum powder, the transparent molten ionomer resin, and the polyester tape 9 are
They are integrated in this extrusion space 110 and extruded from the extrusion port 102 as a tape-shaped intermediate material 600. This intermediate rope v
The J600 is solidified by contact with cold water in the cooling device 300, then stretched in the take-off device 400, and finally cut into a predetermined size with a cutting machine 11500 to finish the decorative molding 10 for an automobile.
第５図に切断機５００で切断されたこの自動車用装Ｐｉ
ｊ１ニールの一部断面図を示す。透明な表皮層３とポリ
エステルテープ９とは剥離性が良く、簡単に剥離する。FIG. 5 shows this automobile equipment Pi cut by a cutting machine 500.
A partial cross-sectional view of j1 Neil is shown. The transparent skin layer 3 and the polyester tape 9 have good releasability and are easily peeled off.
従って本実施例では押出しにより表皮層３を形成してい
るにもかかわらず、ポリエステルチーブ９の表面が平滑
であるので、表皮層３の表面を平滑に成形することがで
きる。Therefore, in this embodiment, even though the skin layer 3 is formed by extrusion, the surface of the polyester chive 9 is smooth, so that the surface of the skin layer 3 can be molded to be smooth.
また、このポリエステルチーブ９は剥離されるまでは、
製造された自動車用８飾モールの表皮層３の表面を保護
する効果をも有している。Moreover, until this polyester cheese 9 is peeled off,
It also has the effect of protecting the surface of the skin layer 3 of the manufactured 8-decoration molding for automobiles.
以上説明した実施例では、本体部１の内部にアルミ箔製
の芯材２を入れた型式のものを説明したがその他に、ア
ルミ蒸■したテープ（一般に光輝テープという）をアル
ミ箔を本体部１と表皮層３との間に介在するように、同
時押出し成形することも可能である。In the above-described embodiment, an aluminum foil core material 2 is placed inside the main body part 1. In addition, aluminum vaporized tape (generally referred to as bright tape) can be used to attach aluminum foil to the main body part. It is also possible to perform simultaneous extrusion molding so as to be interposed between the skin layer 1 and the skin layer 3.
［発明の効果］
以上説明したように、本発明の自動車用装飾モルは、金
属箔又は金属粉末をもつアイオノマ樹脂製の本体部と、
本体部との同時押出し成形により本体部の表面に形成さ
れた透明なアイオノマ樹脂製の表皮層とから構成されて
いる。このため、本体部の表面形状が複雑であっても均
一な厚さと平滑な表面と良好な透明性とをもつ表皮層を
簡単な製造工程で形成Ｊることができ、本体部のメタリ
ック感を良好かつ忠実に表出することができる。[Effects of the Invention] As explained above, the automotive decorative mold of the present invention includes a main body made of ionomer resin having metal foil or metal powder,
It consists of a transparent ionomer resin skin layer formed on the surface of the main body by co-extrusion molding with the main body. Therefore, even if the surface shape of the main body is complex, a skin layer with a uniform thickness, smooth surface, and good transparency can be formed in a simple manufacturing process, and the metallic appearance of the main body can be improved. It can be expressed well and faithfully.
また、表皮層及び本体部はともにアイオノマ樹脂製であ
るので、単に同時押出し成形によって形成するだけであ
っても、両者の接合性は極めて良（、透明な表皮層が剥
離したり、又は両者の間に雨水が侵入したりすることが
ない。従って、表皮層は本体部の金属箔や金属粉末を被
覆保護することができる。In addition, since both the skin layer and the main body are made of ionomer resin, even if they are simply formed by co-extrusion molding, the adhesion between the two is extremely good (the transparent skin layer may peel off, or the two may Rainwater does not get in between.Therefore, the skin layer can cover and protect the metal foil and metal powder of the main body.
更に、本発明の樹脂押出し成形方法は、固化して所望の
成形品となる溶融樹脂と、固化後の前記溶融樹脂に対し
て剥離可能でかつ所定表面形状をもつ樹脂製のテープと
を同時押出し成形しているので、テープの溶融樹脂側の
表面形状を簡単かつ精度よく固化後の前記溶融樹脂表面
に転写することができる。Furthermore, the resin extrusion molding method of the present invention involves co-extruding a molten resin that solidifies into a desired molded product and a resin tape that is peelable from the molten resin after solidification and has a predetermined surface shape. Since it is molded, the surface shape of the molten resin side of the tape can be easily and accurately transferred to the surface of the molten resin after solidification.
第１図は本発明の自動車用装飾モールの一実施例を示す
断面図、第２図は第１図の自動中用装飾モールをサイド
モールとしてボディに取付けた状態を示す斜視図である
。第３図は本発明の樹脂押出し成形方法を示すブロック
図、第４図は第３図で用いる金型１００の断面模式図、
第５図は製造直後の自動車用装飾モールの一部断面図で
ある。
１・・・本体部
３・・・表皮層FIG. 1 is a cross-sectional view showing one embodiment of the automobile decorative molding of the present invention, and FIG. 2 is a perspective view showing the automatic interior decorative molding of FIG. 1 attached to the body as a side molding. FIG. 3 is a block diagram showing the resin extrusion molding method of the present invention, FIG. 4 is a schematic cross-sectional view of the mold 100 used in FIG. 3,
FIG. 5 is a partial sectional view of the decorative molding for an automobile immediately after manufacture. 1... Main body part 3... Epidermal layer
Claims (3)
イオノマ樹脂製の本体部と、 前記本体部との同時押出し成形により前記本体部の表面
に形成された透明なアイオノマ樹脂製の表皮層と、 を備えることを特徴とする自動車用装飾モール。(1) A long ionomer resin main body with a constant cross section and a metal foil or metal powder, and a transparent ionomer resin skin formed on the surface of the main body by co-extrusion molding with the main body. An automotive decorative molding comprising: a layer;
イオノマ樹脂と接するように、アイオノマ樹脂に対して
剥離が良く平滑な樹脂製の保護テープを、同時に押出し
て前記表皮層表面に前記保護テープの表面平滑性を転写
する特許請求の範囲第１項記載の自動車用装飾モールの
製造方法。(2) During the co-extrusion molding, a protective tape made of a smooth resin that is easily releasable to the ionomer resin is simultaneously extruded so as to be in contact with the molten transparent ionomer resin, and the protective tape is applied to the surface of the skin layer. A method for manufacturing a decorative molding for an automobile according to claim 1, which transfers surface smoothness.
可能でかつ所定表面形状をもつ樹脂製のテープとを同時
押出し成形して、固化後の前記溶融樹脂表面に前記テー
プの前記表面形状を転写することを特徴とする樹脂押出
し成形方法。(3) Co-extrusion molding of a molten resin and a resin tape that is releasable to the molten resin after solidification and has a predetermined surface shape, and the surface of the tape is applied to the surface of the molten resin after solidification. A resin extrusion molding method characterized by transferring the shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63278419A JPH02122913A (en) | 1988-11-02 | 1988-11-02 | Decorative molding for automobile and resin extruding molding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63278419A JPH02122913A (en) | 1988-11-02 | 1988-11-02 | Decorative molding for automobile and resin extruding molding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02122913A true JPH02122913A (en) | 1990-05-10 |
Family
ID=17597080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63278419A Pending JPH02122913A (en) | 1988-11-02 | 1988-11-02 | Decorative molding for automobile and resin extruding molding method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02122913A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0644033A1 (en) * | 1993-09-16 | 1995-03-22 | Hutchinson | Sealing profile having a textile layer and method for producing the same |
-
1988
- 1988-11-02 JP JP63278419A patent/JPH02122913A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0644033A1 (en) * | 1993-09-16 | 1995-03-22 | Hutchinson | Sealing profile having a textile layer and method for producing the same |
| FR2710124A1 (en) * | 1993-09-16 | 1995-03-24 | Hutchinson | Sealing profile comprising a textile layer and its method of production. |
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