JPH0490318A - Method for molding resin lens for vehicle - Google Patents
Method for molding resin lens for vehicleInfo
- Publication number
- JPH0490318A JPH0490318A JP20506590A JP20506590A JPH0490318A JP H0490318 A JPH0490318 A JP H0490318A JP 20506590 A JP20506590 A JP 20506590A JP 20506590 A JP20506590 A JP 20506590A JP H0490318 A JPH0490318 A JP H0490318A
- Authority
- JP
- Japan
- Prior art keywords
- resin lens
- hologram
- molded
- mold
- molding
- 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
- 239000011347 resin Substances 0.000 title claims abstract description 78
- 229920005989 resin Polymers 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000000465 moulding Methods 0.000 title claims description 25
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract 1
- 238000007796 conventional method Methods 0.000 description 7
- 239000011888 foil Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- -1 poly(methyl methacrylate) Polymers 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012994 photoredox catalyst Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 239000012780 transparent material 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/37—Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
- B29C45/372—Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings provided with means for marking or patterning, e.g. numbering articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/722—Decorative or ornamental articles
- B29L2031/7224—Holograms
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Holo Graphy (AREA)
- Moulds For Moulding 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、車両用樹脂レンズの表面にホログラムを形成
して光源バルブの点灯時において樹脂レンズの表面に文
字や図形や模様等が浮き上がるように構成した車両用樹
脂レンズの成形方法に係り、特に加工工程の短縮化や品
質向上に優れた車両用樹脂レンズの成形方法に関するも
のである。[Detailed Description of the Invention] [Industrial Application Field] The present invention forms a hologram on the surface of a resin lens for a vehicle so that characters, figures, patterns, etc. appear on the surface of the resin lens when a light source bulb is turned on. The present invention relates to a method for molding a resin lens for a vehicle configured as described above, and particularly to a method for molding a resin lens for a vehicle that is excellent in shortening processing steps and improving quality.
［従来の技術］
今日、車両用樹脂レンズ、例えばフィニッシャ−やりャ
コンビネーションランプやヘッドランプなとの樹脂レン
ズは、その表面にホログラムを形成し、光源パルプを点
灯することにより、そのホログラムに記録された文字や
図形や模様等が浮き上がるように構成されたものが広く
使用され始めている。[Prior Art] Today, resin lenses for vehicles, such as resin lenses for finishers, combination lamps, and headlamps, have a hologram formed on their surface, and by lighting a light source pulp, the hologram is recorded. Textiles with letters, figures, patterns, etc. that stand out are beginning to be widely used.
上述の車両用樹脂レンズの成形方法としては、まず樹脂
レンズを成形金型で成形する。次に、その成形した樹脂
レンズの表面にホログラム箔（ホログラム層を有する箔
）を乗せ、その上から加熱した金属板などを加圧するこ
とにより、前記樹脂レンズの表面に前記ホログラム層を
転写するものである。As a method for molding the above-mentioned resin lens for a vehicle, first, the resin lens is molded using a molding die. Next, a hologram foil (foil with a hologram layer) is placed on the surface of the molded resin lens, and a heated metal plate or the like is applied from above to transfer the hologram layer to the surface of the resin lens. It is.
［発明が解決しようとする課題］
ところが、上述の従来の車両用樹脂レンズの成形方法は
、樹脂レンズを成形する工程と、その樹脂レンズの表面
にホログラム層をホットスタンピングで転写する工程、
すなわち前記樹脂レンズの成形品の２次加工となる工程
との２工程からなるので、工程数かかかるなどの問題か
ある。[Problems to be Solved by the Invention] However, the above-mentioned conventional method for molding a resin lens for a vehicle includes a step of molding a resin lens, a step of transferring a hologram layer onto the surface of the resin lens by hot stamping,
That is, since it consists of two steps, including a step for secondary processing of the resin lens molded product, there are problems such as the number of steps required.
また、ホログラム箔におけるホログラム層が耐熱および
耐候性などに劣るため、このホログラム層を車両用樹脂
レンズに用いた場合、品質−１−の問題がある。Furthermore, since the hologram layer in the hologram foil has poor heat resistance and weather resistance, when this hologram layer is used in a resin lens for a vehicle, there is a quality problem.
本発明の目的は、加工工程の短縮化や品質向上に優れた
車両用樹脂レンズの成形方法を提供することにある。An object of the present invention is to provide a method for molding a resin lens for a vehicle, which is excellent in shortening processing steps and improving quality.
［課題を解決するための手段コ
本発明は、上記の問題を解決するために、車両用の樹脂
レンズの成形金型のキャビティに、ホログラムスタンパ
ーを、入子として装着し、その成形金型を用いて、樹脂
レンズの成形と同時にその樹脂レンズの表面に直接ホロ
グラムが前記ホログラムスタンパーから転写形成される
ように、樹脂レンズを成形することを特徴とする。[Means for Solving the Problems] In order to solve the above-mentioned problems, the present invention provides a method in which a hologram stamper is mounted as a nest in the cavity of a mold for molding a resin lens for a vehicle, and the mold is closed. The present invention is characterized in that a resin lens is molded using the hologram stamper so that a hologram is directly transferred and formed on the surface of the resin lens from the hologram stamper at the same time as the resin lens is molded.
［作用］
本発明は、上記の構成により、樹脂レンスの成形と同時
にその樹脂レンズの表面に直接ホログラムが転写形成さ
れるので、１工程で樹脂レンズの成形工程さその樹脂レ
ンズの表面へのホログラムの転写形成工程とを行なうこ
とができ、従来方法の２工程と比較（７て加工工程数を
短縮化することかできる。[Function] With the above configuration, the present invention allows the hologram to be directly transferred and formed on the surface of the resin lens at the same time as the molding of the resin lens. The number of processing steps can be reduced (7) compared to the two steps of the conventional method.
また、成形品の樹脂レンスの表面に直接物理的にホログ
ラムの凹凸を形成するので、従来方法の耐熱および耐候
性などに問題があるホログラム層と比較して、耐熱およ
び耐候性などが向上し２、その結果車両用樹脂レンズと
（、で使用しても品質上の問題か無い。In addition, since the hologram irregularities are physically formed directly on the surface of the resin lens of the molded product, the heat resistance and weather resistance are improved compared to the conventional method, which has problems with heat resistance and weather resistance. As a result, there are no quality problems when used with vehicle resin lenses.
［実施例］
以下、本発明の車両用樹脂レンズの成形方法の一実施例
を添付図面を参照して説明する。[Example] Hereinafter, an example of the method for molding a resin lens for a vehicle according to the present invention will be described with reference to the accompanying drawings.
図において、１は車両用樹脂レンズの成形金型で、この
例では雌金型である。In the figure, 1 is a mold for molding a resin lens for a vehicle, and in this example, it is a female mold.
２は前記雌金型１および雄金型（図示せず）により成形
された車両用の樹脂レンズで、この例ではＰＭＭＡ （
ポリメタクリル酸メチル）、ＡＳ樹脂、ｐｃ（ポリカー
ボネート）、ＰＳ（ポリスチレン）なとの光透過性の樹
脂材料（透明材料）を使用する。2 is a resin lens for a vehicle molded by the female mold 1 and the male mold (not shown), and in this example, PMMA (
A light-transmissive resin material (transparent material) such as poly(methyl methacrylate), AS resin, PC (polycarbonate), or PS (polystyrene) is used.
３はホログラムスタンパーで、このホログラムスタンパ
ー３は一種のホログラムの原版で、作製されたホログラ
ム３０（例えばＩと言う文字）を、前記樹脂レンズ２の
成形と同時にその樹脂レンズ２の表面に直接転写形成す
るものである。このホログラムスタンパー３を前記雌金
型１のキャビティ１０の一部に入子として装着する。Reference numeral 3 denotes a hologram stamper, and this hologram stamper 3 is a kind of hologram original plate, and the produced hologram 30 (for example, the letter I) is directly transferred onto the surface of the resin lens 2 at the same time as the resin lens 2 is molded. It is something to do. This hologram stamper 3 is mounted as a nest in a part of the cavity 10 of the female mold 1.
次に、上述の雌金型１やホログラムスタンパー３などに
よる本発明の車両用樹脂レンズの成形方法について説明
する。Next, a method of molding a resin lens for a vehicle according to the present invention using the female mold 1, hologram stamper 3, etc. described above will be described.
まず、雌金型１および雄金型のキャビティ１゜中に樹脂
材料を注入（射出）して樹脂レンズ２を成形する。この
とき、雌金型１のキャビティ１゜に装着したホログラム
スタンパー３により、上述の樹脂レンズ２の表面にはホ
ログラム３ｏが、前記樹脂レンズ２の成形と同時に転写
形成される。First, the resin lens 2 is molded by injecting (injecting) a resin material into the cavities 1 of the female mold 1 and the male mold. At this time, a hologram 3o is transferred and formed on the surface of the resin lens 2 at the same time as the resin lens 2 is molded by the hologram stamper 3 installed in the cavity 1° of the female mold 1.
そし、て、前記樹脂レンズ２を離型することにより、表
面にホログラム３０が形成されている樹脂レンズ２が成
形される。Then, by releasing the resin lens 2 from the mold, the resin lens 2 having the hologram 30 formed on its surface is molded.
なお、必要に応じて、前記樹脂レンズ２全体若（７くは
ホログラム３ｏを形成した部分にアルミ蒸着を施しても
良い。このアルミ蒸着は、樹脂レンズ２の光透過性に然
程影響を与えない程度の厚さに施す。Note that, if necessary, aluminum vapor deposition may be applied to the entire resin lens 2 (or the portion where the hologram 3o is formed).This aluminum vapor deposition has a considerable influence on the light transmittance of the resin lens 2. Apply to a certain thickness.
このように、この実施例における本発明の車両用樹脂レ
ンズの成形方法は、キャビティ１０にホログラムスタン
パー３を入子として装着した雌金型１を用いて、樹脂レ
ンズ２の成形と同時にその樹脂レンス２の表面に直接ホ
ログラム３０が転写形成されるように、樹脂レンズ２を
成形するものであるから、１工程で樹脂レンズ２の成形
工程とその樹脂レンズ２の表面へのホログラム３０の転
写形成工程とを行なうことができ、従来方法の２工程と
比較して加工工程数を短縮化することかできる。As described above, the method of molding a resin lens for a vehicle according to the present invention in this embodiment uses the female mold 1 in which the hologram stamper 3 is mounted as a nest in the cavity 10, and simultaneously molds the resin lens 2. Since the resin lens 2 is molded so that the hologram 30 is directly transferred and formed on the surface of the resin lens 2, the process of molding the resin lens 2 and the process of transferring and forming the hologram 30 onto the surface of the resin lens 2 are performed in one step. The number of processing steps can be reduced compared to the two steps of the conventional method.
また、この実施例における本発明の車両用樹脂レンズの
成形方法は、成形品の樹脂レンズ２の表面に直接物理的
にホログラム３０の凹凸をホログラムスタンパー３から
形成するので、従来方法の耐熱および耐候性などに問題
があるホログラム箔のホログラム層と比較して、耐熱お
よび耐候性などが向上し、その結果車両用樹脂レンズと
して使用しても品質上の問題が無い。In addition, the method of molding a resin lens for a vehicle according to the present invention in this embodiment uses the hologram stamper 3 to physically form the unevenness of the hologram 30 directly on the surface of the resin lens 2 of the molded product, so it has better heat resistance and weather resistance than the conventional method. Compared to the hologram layer of hologram foil, which has problems in terms of properties, heat resistance and weather resistance are improved, and as a result, there are no quality problems when used as a resin lens for vehicles.
特に、この実施例のように、樹脂レンズ２にアルミ蒸着
を施こせば、ホログラム３０の視認性が向上される。In particular, if the resin lens 2 is subjected to aluminum vapor deposition as in this embodiment, the visibility of the hologram 30 is improved.
なお、上述の実施例において、ホログラムスタンパ−３
を雌金型１のキャビティ１０の一部に装着したものであ
るが、キャビテイ１０全体にホログラムスタンパ−３を
装着したものでも良い。Note that in the above embodiment, the hologram stamper 3
is attached to a part of the cavity 10 of the female mold 1, but the hologram stamper 3 may be attached to the entire cavity 10.
［発明の効果］
以上から明らかなように、本発明の車両用樹脂レンズの
成形方法は、車両用の樹脂レンズの成形金型のキャビテ
ィに、ホログラムスタンパ−を、入子として装着し、そ
の成形金型を用いて、樹脂レンズの成形と同時にその樹
脂レンズの表面に直接ホログラムか転写形成されるよう
に、樹脂レンズを成形するものであるから、１工程で樹
脂レンズの成形工程とその樹脂レンズの表面へのホログ
ラムの転写形成工程とを行なうことかでき、従来方法の
２工程と比較して加工工程数を短縮化することができる
。[Effects of the Invention] As is clear from the above, the method for molding a resin lens for a vehicle according to the present invention includes mounting a hologram stamper as a nest in the cavity of a mold for molding a resin lens for a vehicle, and then molding the hologram stamper. Since the resin lens is molded using a mold in such a way that a hologram is directly transferred onto the surface of the resin lens at the same time as the resin lens is molded, the resin lens molding process and the resin lens molding process are performed in one step. The number of processing steps can be reduced compared to the two steps of the conventional method.
また、本発明の車両用樹脂レンズの成形方法は、成形品
の樹脂レンズの表面に直接物理的にホログラムの凹凸を
形成するので、従来方法の耐熱および耐候性などに問題
があるホログラム箔のホログラム層と比較して、耐熱お
よび耐候性なとか向上し、その結果車両用樹脂レンズと
して使用しても品質上の問題が無い。In addition, the method for molding a resin lens for vehicles of the present invention physically forms hologram irregularities directly on the surface of the resin lens of the molded product, so it is possible to create a hologram using hologram foil, which has problems with conventional methods such as heat resistance and weather resistance. It has improved heat resistance and weather resistance compared to other layers, and as a result, there are no quality problems when used as a resin lens for vehicles.
図面drawing
添付図面は本発明の車両用樹脂レンズの成形方法の一実
施例を示した説明図である。
１・・・雌金型（樹脂レンズ成形金型）、ｌＯ・・・キ
ャビティ、２・・・樹脂レンズ、３・・・ホログラムス
タンパ−１３０・・・ホログラム。The accompanying drawings are explanatory views showing one embodiment of the method for molding a resin lens for a vehicle according to the present invention. DESCRIPTION OF SYMBOLS 1... Female mold (resin lens mold), lO... Cavity, 2... Resin lens, 3... Hologram stamper 130... Hologram.
Claims (1)
ログラムスタンパーを、入子として装着し、その成形金
型を用いて、樹脂レンズの成形と同時にその樹脂レンズ
の表面に直接ホログラムが前記ホログラムスタンパーか
ら転写形成されるように、樹脂レンズを成形することを
特徴とする車両用樹脂レンズの成形方法。1. Mount a hologram stamper as a nest in the cavity of a mold for molding a resin lens for a vehicle, and use the mold to mold the resin lens and at the same time stamp the hologram directly onto the surface of the resin lens. A method for molding a resin lens for a vehicle, characterized in that the resin lens is molded by transfer formation from a stamper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20506590A JPH0490318A (en) | 1990-08-03 | 1990-08-03 | Method for molding resin lens for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20506590A JPH0490318A (en) | 1990-08-03 | 1990-08-03 | Method for molding resin lens for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0490318A true JPH0490318A (en) | 1992-03-24 |
Family
ID=16500851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20506590A Pending JPH0490318A (en) | 1990-08-03 | 1990-08-03 | Method for molding resin lens for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0490318A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06302203A (en) * | 1993-04-16 | 1994-10-28 | Stanley Electric Co Ltd | Lighting fixture for vehicle |
| JPH10312707A (en) * | 1997-05-14 | 1998-11-24 | Ichikoh Ind Ltd | Lens for vehicle lamp |
| WO2001058658A1 (en) * | 2000-02-09 | 2001-08-16 | Xetos Ag | Injection moulded piece, injection mould and method for injection moulding |
| US6929761B2 (en) | 2001-04-19 | 2005-08-16 | Sagoma Plastics Corporation | Molded hologram apparatus method and product |
| CN102325622A (en) * | 2009-02-27 | 2012-01-18 | 施皮罗国际股份有限公司 | Knives rack and the system and the purposes that is used for this system that tubing makes that are used for the tubing cutter unit of tubing manufacturing |
| DE102013206043A1 (en) * | 2013-04-05 | 2014-10-09 | Bayerische Motoren Werke Aktiengesellschaft | Method for producing a component with hologram |
-
1990
- 1990-08-03 JP JP20506590A patent/JPH0490318A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06302203A (en) * | 1993-04-16 | 1994-10-28 | Stanley Electric Co Ltd | Lighting fixture for vehicle |
| JPH10312707A (en) * | 1997-05-14 | 1998-11-24 | Ichikoh Ind Ltd | Lens for vehicle lamp |
| WO2001058658A1 (en) * | 2000-02-09 | 2001-08-16 | Xetos Ag | Injection moulded piece, injection mould and method for injection moulding |
| US6929761B2 (en) | 2001-04-19 | 2005-08-16 | Sagoma Plastics Corporation | Molded hologram apparatus method and product |
| CN102325622A (en) * | 2009-02-27 | 2012-01-18 | 施皮罗国际股份有限公司 | Knives rack and the system and the purposes that is used for this system that tubing makes that are used for the tubing cutter unit of tubing manufacturing |
| DE102013206043A1 (en) * | 2013-04-05 | 2014-10-09 | Bayerische Motoren Werke Aktiengesellschaft | Method for producing a component with hologram |
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