JPH0362559B2 - - Google Patents

Info

Publication number
JPH0362559B2
JPH0362559B2 JP29809586A JP29809586A JPH0362559B2 JP H0362559 B2 JPH0362559 B2 JP H0362559B2 JP 29809586 A JP29809586 A JP 29809586A JP 29809586 A JP29809586 A JP 29809586A JP H0362559 B2 JPH0362559 B2 JP H0362559B2
Authority
JP
Japan
Prior art keywords
display
thin plate
display body
synthetic resin
adhesive layer
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
Application number
JP29809586A
Other languages
Japanese (ja)
Other versions
JPS63151499A (en
Inventor
Yasuki Iwasa
Kyozo Oomi
Masaaki Hayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokai Rika Co Ltd
Original Assignee
Tokai Rika Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokai Rika Co Ltd filed Critical Tokai Rika Co Ltd
Priority to JP29809586A priority Critical patent/JPS63151499A/en
Publication of JPS63151499A publication Critical patent/JPS63151499A/en
Publication of JPH0362559B2 publication Critical patent/JPH0362559B2/ja
Granted legal-status Critical Current

Links

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  • Illuminated Signs And Luminous Advertising (AREA)
  • Electric Clocks (AREA)

Description

【発明の詳細な説明】 技術分野 本発明は、文字や模様等の所定形状にデザイン
された表示熔薄板を透明樹脂からなる表示体本体
の表面に固着することにより、表示や装飾に使用
される表示体を製造する方法に関する。
[Detailed Description of the Invention] Technical Field The present invention is used for display and decoration by fixing a display thin plate designed in a predetermined shape such as letters or patterns to the surface of a display body made of transparent resin. The present invention relates to a method of manufacturing a display body.

従来の技術 従来、例えば、自動車用のマーク等のオーナメ
ント類において、合成樹脂製透明板の表面にデザ
インされた金属等の薄板を固定してなる表示体は
種々知られている。このような表示体を製造する
製造方法には、射出成形による金型成形タイプ
と、予め成形された透明合成樹脂に表示用薄板を
形成する板加工タイプとがある。このうち、前者
のタイプは表示体の形状により金型を変更する必
要があるのに対し、後者のタイプはそのような必
要はなく汎用性に富み少量多品種の表示体に好適
であるという利点がある。この後者にタイプにか
かる製造方法に一例としては、第5〜9図に示す
ように、アルミニウム製プレート14の裏面に熔
融温度100℃の塩化ビニル系接着層15を形成し
てなる表示用薄板13を、熔融温度180℃のアク
リル又は熔融温度220℃のポリカーボネートの熱
可塑性透明合成樹脂からなる表示体本体11の裏
面11aに載置したのち、加熱されたプレス型1
2で押圧して表示用薄板13を表示体本体11の
裏面11aに押し付け、表示体本体11の表示用
薄板13の周囲部分を盛り上げて該表示用本体1
1の盛り上げ部分11bで薄板13の周囲を囲
み、かつ上記薄板13の接着層15で上記プレー
ト14を表示体本体11に接着・固定するように
したものがある。
BACKGROUND ART Conventionally, various types of display bodies have been known, for example, for ornaments such as marks for automobiles, in which a designed thin plate of metal or the like is fixed to the surface of a transparent plate made of synthetic resin. Manufacturing methods for manufacturing such display bodies include a mold molding type using injection molding, and a plate processing type in which a display thin plate is formed on a pre-molded transparent synthetic resin. Among these, the former type requires changing the mold depending on the shape of the display, whereas the latter type has the advantage of being highly versatile and suitable for small-volume, high-mix displays. There is. As an example of the manufacturing method related to the latter type, as shown in FIGS. 5 to 9, a display thin plate 13 is formed by forming a vinyl chloride adhesive layer 15 with a melting temperature of 100° C. on the back surface of an aluminum plate 14. was placed on the back surface 11a of the display main body 11 made of thermoplastic transparent synthetic resin such as acrylic with a melting temperature of 180°C or polycarbonate with a melting temperature of 220°C, and then heated in the press mold 1.
2 to press the display thin plate 13 against the back surface 11a of the display main body 11, and raise the surrounding area of the display thin plate 13 of the display main body 11 to remove the display main body 1.
There is one in which the periphery of the thin plate 13 is surrounded by the raised portion 11b of the thin plate 13, and the plate 14 is bonded and fixed to the display main body 11 using the adhesive layer 15 of the thin plate 13.

発明が解決しようとする問題点 しかしながら、上記従来の方法では、製造され
た表示体をその表面側(第8図に示された表示体
の下側)から第9図にように表示体本体11を通
して上記薄板13を見ると、薄板13を表示体本
体11に固着するとき薄板13の裏面の接着層1
5が溶けて形成された接着剤の流れ模様16が目
立ち、薄板13が見にくくなるとともに表示体の
美観が低下するといつた問題があつた。
Problems to be Solved by the Invention However, in the above conventional method, the manufactured display body is moved from the front side (lower side of the display body shown in FIG. 8) to the display body 11 as shown in FIG. When looking at the thin plate 13 through the lens, when the thin plate 13 is fixed to the display main body 11, the adhesive layer 1 on the back side of the thin plate 13 is
There was a problem in that the flow pattern 16 of the adhesive formed by melting 5 was noticeable, making the thin plate 13 difficult to see and deteriorating the aesthetic appearance of the display.

従つて、本発明の目的は、上記問題を解決する
ことにあつて、射出成形用金型を使用することな
く汎用性に富み、かつ表示用薄板の視認性が良く
美観に優れた表示体を製造することができる表示
体の製造方法を提供することにある。
Therefore, an object of the present invention is to solve the above-mentioned problems, and to provide a display body which is highly versatile and has good visibility and aesthetic appearance without using an injection mold. An object of the present invention is to provide a method for manufacturing a display body that can be manufactured.

問題点を解決するための手段 上記の目的を達成するため、本発明では、アル
ミニウム箔層と合成樹脂層とを接着層で連結して
表示用薄板を構成し、該薄板の上記合成樹脂層を
融解して表示体本体に熱融着さ上記接着層は融解
させないように構成した。すなわち、アルミニウ
ム箔層と熱可塑性合成樹脂層とを接着層で連結し
て所定形状の表示用薄板を構成し、熱可塑性透明
樹脂からなる表示体本体の裏面に上記表示用薄板
を載置したのち、上記接着層の熔融温度より低く
かつ上記熱可塑性合成樹脂層より高い加熱状態で
プレス型により上記表示用薄板を上記表示体本体
の裏面に押圧して、上記表示用薄板の上記合成樹
脂層の一部を融解させて該薄板を上記表示体本体
の裏面に固着させ一体化してなるように構成し
た。
Means for Solving the Problems In order to achieve the above object, in the present invention, a display thin plate is constructed by connecting an aluminum foil layer and a synthetic resin layer with an adhesive layer, and the synthetic resin layer of the thin plate is The adhesive layer, which was melted and heat-sealed to the display body, was configured so as not to melt. That is, an aluminum foil layer and a thermoplastic synthetic resin layer are connected with an adhesive layer to form a display thin plate having a predetermined shape, and the display thin plate is placed on the back side of a display body made of a thermoplastic transparent resin. , the display thin plate is pressed onto the back surface of the display main body using a press mold in a heated state lower than the melting temperature of the adhesive layer and higher than the thermoplastic synthetic resin layer, so that the synthetic resin layer of the display thin plate is heated A portion of the thin plate was melted and the thin plate was fixed to the back surface of the display body and integrated.

発明の作用・効果 上記構成によれば、薄板を表示体本体の裏面に
固着するとき、薄板を表示体本体の裏面に上記接
着層の熔融温度より低くかつ上記熱可塑性合成樹
脂層より高い加熱下でプレス型により押圧し、薄
板の表示体本体側の合成樹脂層の一部を融解して
表示体本体の裏面に固着するので、薄板と表示体
本体とを確実に一体化できる。また、上記薄板の
固着時に、薄板の接着層まで融解されないので、
製造された表示体を表示体本体の表面側から見て
も、従来の表示体のような接着層の流れ模様は無
く、薄板の視認性が良くかつ美観が優れた表示体
を製造できる。また、表示体の厚み等が異なつて
もプレス型を交換する必要がないので、汎用性に
富み、少量多品種の表示体の製造に好適である。
すなわち、射出成形金型では表示体の厚み等が異
なるごとに金型を交換する必要があるが、本発明
ではそのような交換の必要は全くない。
Effects of the Invention According to the above structure, when the thin plate is fixed to the back surface of the display body, the thin plate is attached to the back surface of the display body under heating that is lower than the melting temperature of the adhesive layer and higher than the thermoplastic synthetic resin layer. By pressing with a press die, a part of the synthetic resin layer on the display main body side of the thin plate is melted and fixed to the back surface of the display main body, so that the thin plate and the display main body can be reliably integrated. In addition, when the thin plate is fixed, the adhesive layer of the thin plate is not melted.
Even when the manufactured display body is viewed from the surface side of the display body, there is no flow pattern of the adhesive layer unlike in conventional display bodies, and a display body with good visibility of the thin plate and excellent appearance can be manufactured. Furthermore, since there is no need to replace the press mold even if the thickness of the display body differs, it is highly versatile and suitable for manufacturing a wide variety of display bodies in small quantities.
That is, with an injection mold, it is necessary to replace the mold each time the thickness of the display body changes, but in the present invention, such replacement is not necessary at all.

実施例 以下に、本発明を第1〜4図に図示した実施例
に基づいて詳細に説明する。
Embodiments The present invention will be described in detail below based on embodiments illustrated in FIGS. 1 to 4.

本実施例にかかる表示体の製造方法は、以下の
ように構成する。
The method for manufacturing a display body according to this example is configured as follows.

まず、第1図に示すように、予め所定の形状に
成形された熱可塑性樹脂の成形品からなる表示体
本体1を用意する。
First, as shown in FIG. 1, a display main body 1 made of a thermoplastic resin molded into a predetermined shape is prepared.

次に、第2図に示すように、所望の表示用や装
飾用として文字・模様などがデザインされて所望
形状に形成された表示用薄板3を、アルミニウム
箔層4と熱可塑性合成樹脂層6とを接着層5で連
結して構成する。この薄板3を上記表示体本体1
の裏面1aの所定位置に載置する。上記熱可塑性
合成樹脂層6は接着層5より熔融温度が低いもの
である。
Next, as shown in FIG. 2, a display thin plate 3 formed into a desired shape with characters, patterns, etc. designed for display or decoration is placed on an aluminum foil layer 4 and a thermoplastic synthetic resin layer 6. are connected by an adhesive layer 5. This thin plate 3 is attached to the display body 1
, and place it at a predetermined position on the back surface 1a of the . The thermoplastic synthetic resin layer 6 has a lower melting temperature than the adhesive layer 5.

次に、第2図に示すように、下端部に突出部2
aを有しかつ加熱された刻印型2で薄板3を表示
体本体1に加熱しつつ押圧する。この加熱温度
は、上記熱可塑性合成樹脂層6の熔融温度より高
くかつ上記接着層5の熔融温度より低いものであ
る。このとき、上記刻印型2により薄板3と表示
体本体1とが加熱されて両部材3,1が容易に変
形可能となる。そして、上記第3図に示すように
刻印型2の突出部2aで薄板3を表示体本体1の
裏面1aに埋め込むように押圧して、薄板3を表
示体本体表面側に突出させると同時に表示体本体
1に凹部1bを形成するとともに、表示体本体1
の裏面1aの薄板3の周囲部分を盛り上げて該盛
りあげ部分1bで薄板3を囲んで係止する一方、
薄板と表示体本体1とを固着させる。すなわち、
上記薄板3の合成樹脂層6の一部が上記刻印型2
の熱により融解して上記表示体本体1の合成樹脂
と一体化し、薄板3を表示体本体1に固着する。
Next, as shown in FIG.
The thin plate 3 is pressed against the display main body 1 while being heated by a heated marking die 2 having a diameter of 1. This heating temperature is higher than the melting temperature of the thermoplastic synthetic resin layer 6 and lower than the melting temperature of the adhesive layer 5. At this time, the thin plate 3 and the display main body 1 are heated by the stamping die 2, so that both members 3 and 1 can be easily deformed. Then, as shown in FIG. 3 above, the thin plate 3 is pressed so as to be embedded in the back surface 1a of the display main body 1 with the protruding part 2a of the stamping die 2, so that the thin plate 3 is protruded toward the front surface of the display main body, and at the same time, the display is displayed. A recess 1b is formed in the display body 1, and the display body 1
The peripheral part of the thin plate 3 on the back side 1a of is raised and the raised part 1b surrounds and locks the thin plate 3, while
The thin plate and the display main body 1 are fixed. That is,
A part of the synthetic resin layer 6 of the thin plate 3 is attached to the stamping mold 2.
The thin plate 3 is melted by the heat and integrated with the synthetic resin of the display body 1, thereby fixing the thin plate 3 to the display body 1.

次に、上記刻印型2を第4図に示すように上記
表示体本体1から離して、表示体と刻印型2とを
分離させる。この表示体の裏面には、表示体本体
1とともに薄板3が表示体本体1の表面側に凹ん
だ状態となつている。
Next, as shown in FIG. 4, the stamping die 2 is separated from the display body 1 to separate the display body and the stamping die 2. On the back side of this display body, a thin plate 3 is recessed along with the display body 1 toward the front side of the display body 1.

なお、上記接着層5として例えば熔融温度の高
い材料(例えば熔融温度250℃のシリコン系又は
ウレタン系接着層)を使用する場合には、このよ
うな接着層5では表示体本体1(例えば熔融温度
180℃のアクリル又は熔融温度220℃のポリカーボ
ネート)との間では接着力が充分に確保できない
といつた問題が生じるので接着層5と表示体本体
1との間に熱可塑性合成樹脂層6(例えば熔融温
度160℃のゴム系アクリル)を配置することによ
り、上記問題を解決する。よつて、このような構
成によれば、例えば熔融温度160℃のゴム系アク
リルの熱可塑性合成樹脂層6は例えばシリコン系
又はウレタン系接着層5と相性が良いとともに表
示体本体1とも相性が良いので、接着層5と表示
体本体1との間の接着力は充分に確保できる。
Note that when using a material with a high melting temperature (for example, a silicone-based or urethane-based adhesive layer with a melting temperature of 250°C) as the adhesive layer 5, such an adhesive layer 5 has a high melting temperature of 250°C.
There is a problem that sufficient adhesion cannot be secured between the adhesive layer 5 and the display body 1 (acrylic at 180°C or polycarbonate at a melting temperature of 220°C), so a thermoplastic synthetic resin layer 6 (for example, The above problem is solved by using a rubber-based acrylic material with a melting temperature of 160°C. Therefore, according to such a configuration, the thermoplastic synthetic resin layer 6 of rubber-based acrylic having a melting temperature of 160° C., for example, is compatible with the silicone-based or urethane-based adhesive layer 5, and also with the display body 1. Therefore, sufficient adhesive force between the adhesive layer 5 and the display main body 1 can be ensured.

上記実施例によれば、薄板3を表示体本体1に
固着するとき、薄板3の表示体本体側の合成樹脂
層6の一部が融解して表示体本体1の合成樹脂に
固着され、薄板3と表示体本体1とが確実に一体
化される一方、薄板3の接着層5まで融解されて
いないので、表示体として表示体本体1の表面1
c側から見ても従来の表示体のような接着層の流
れ模様は無く、薄板3の視認性が良くかつ美観が
優れたものを製造できる。また、表示体の厚み等
が異なつてもプレス型2を交換する必要がないの
で、汎用性に富み、少量多品種の表示体を製造に
好適である。また、表示体本体1の裏面1aに刻
印型2で凹部1dを形成したので、表面側から見
ると薄板3に立体感を生じさせることができる。
According to the above embodiment, when the thin plate 3 is fixed to the display main body 1, a part of the synthetic resin layer 6 on the display main body side of the thin plate 3 is melted and fixed to the synthetic resin of the display main body 1, and the thin plate 3 and the display body 1 are reliably integrated, but since the adhesive layer 5 of the thin plate 3 is not melted, the surface 1 of the display body 1 can be used as a display body.
Even when viewed from the c side, there is no flowing pattern of the adhesive layer as in conventional display bodies, and the thin plate 3 can be manufactured with good visibility and excellent appearance. Further, since there is no need to replace the press die 2 even if the thickness of the display body differs, it is highly versatile and suitable for manufacturing a wide variety of display bodies in small quantities. Furthermore, since the recess 1d is formed on the back surface 1a of the display main body 1 with the stamping die 2, the thin plate 3 can have a three-dimensional effect when viewed from the front side.

【図面の簡単な説明】[Brief explanation of drawings]

第1〜4図は夫々順に本発明の一実施例にかか
る表示体の製造方法の工程説明図、第5〜8図は
夫々順に従来の表示体の製造方法の工程説明図、
第9図は従来の表示体を表面から見た状態の要部
平面図である。 1……表示体本体、1a……裏面、1b……盛
り上がり部分、1c……表面、1d……凹部、2
……刻印型、3……薄板、4……アルミニウム箔
層、5……接着層、6……合成樹脂層。
1 to 4 are process explanatory diagrams of a method for manufacturing a display body according to an embodiment of the present invention, and FIGS. 5 to 8 are process explanatory diagrams of a conventional method for manufacturing a display body, respectively.
FIG. 9 is a plan view of essential parts of a conventional display body viewed from the surface. 1...Display body, 1a...back surface, 1b...raised portion, 1c...front surface, 1d...recessed portion, 2
... Stamping mold, 3 ... Thin plate, 4 ... Aluminum foil layer, 5 ... Adhesive layer, 6 ... Synthetic resin layer.

Claims (1)

【特許請求の範囲】 1 アルミニウム箔層4と熱可塑性合成樹脂層6
とを接着層5で連結して所定形状の表示用薄板3
を構成し、熱可塑性透明樹脂からなる表示体本体
1の裏面1aに上記表示用薄板3を載置したの
ち、上記接着層5の熔融温度より低くかつ上記熱
可塑性合成樹脂層6より高い加熱状態でプレス型
2により上記表示用薄板3を上記表示体本体1の
裏面1aに押圧して、上記表示用薄板3の上記合
成樹脂層6の一部を融解させて該薄板3を上記表
示体本体1の裏面1aに固着させ一体化してなる
ことを特徴とする表示体の製造方法。 2 上記薄板3を上記表示体本体1に加熱下で押
圧するとき、薄板3を表示体本体1の裏面1aに
埋め込むようにした特許請求の範囲第1項に記載
の表示体の製造方法。
[Claims] 1. Aluminum foil layer 4 and thermoplastic synthetic resin layer 6
are connected by an adhesive layer 5 to form a display thin plate 3 having a predetermined shape.
After placing the thin display plate 3 on the back surface 1a of the display body 1 made of transparent thermoplastic resin, the display is heated to a temperature lower than the melting temperature of the adhesive layer 5 and higher than the thermoplastic synthetic resin layer 6. The display thin plate 3 is pressed against the back surface 1a of the display main body 1 by the press mold 2, a part of the synthetic resin layer 6 of the display thin plate 3 is melted, and the thin plate 3 is pressed against the display main body 1. 1. A method for manufacturing a display body, characterized in that the display body is fixedly integrated with the back surface 1a of 1. 2. The method of manufacturing a display body according to claim 1, wherein when the thin plate 3 is pressed onto the display body 1 under heating, the thin plate 3 is embedded in the back surface 1a of the display body 1.
JP29809586A 1986-12-15 1986-12-15 Manufacture of display body Granted JPS63151499A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP29809586A JPS63151499A (en) 1986-12-15 1986-12-15 Manufacture of display body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29809586A JPS63151499A (en) 1986-12-15 1986-12-15 Manufacture of display body

Publications (2)

Publication Number Publication Date
JPS63151499A JPS63151499A (en) 1988-06-24
JPH0362559B2 true JPH0362559B2 (en) 1991-09-26

Family

ID=17855096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29809586A Granted JPS63151499A (en) 1986-12-15 1986-12-15 Manufacture of display body

Country Status (1)

Country Link
JP (1) JPS63151499A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS649486A (en) * 1987-07-01 1989-01-12 Fuji Kiko Kk Mark display device and manufacture thereof
JP4948135B2 (en) * 2006-11-22 2012-06-06 株式会社コイケ Pattern forming method for transparent material and transparent material with pattern formed
JP5707176B2 (en) * 2011-03-02 2015-04-22 アルプス電気株式会社 Decorative transparent substrate and method for producing the same

Also Published As

Publication number Publication date
JPS63151499A (en) 1988-06-24

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