JPH0382513A - Optical reflection mirror and its manufacture - Google Patents
Optical reflection mirror and its manufactureInfo
- Publication number
- JPH0382513A JPH0382513A JP21981089A JP21981089A JPH0382513A JP H0382513 A JPH0382513 A JP H0382513A JP 21981089 A JP21981089 A JP 21981089A JP 21981089 A JP21981089 A JP 21981089A JP H0382513 A JPH0382513 A JP H0382513A
- Authority
- JP
- Japan
- Prior art keywords
- mold
- film
- resin
- mirror
- resin molded
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 239000011347 resin Substances 0.000 claims abstract description 43
- 229920005989 resin Polymers 0.000 claims abstract description 43
- 238000000465 moulding Methods 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 9
- 239000011888 foil Substances 0.000 abstract description 18
- 239000000463 material Substances 0.000 abstract description 13
- 239000010408 film Substances 0.000 description 23
- 238000010586 diagram Methods 0.000 description 12
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 230000037303 wrinkles Effects 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 238000001771 vacuum deposition 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14827—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles using a transfer foil detachable from the insert
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection 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、樹脂成形品の成形と同時にその表面に、光学
反射ミラー部材を備えた転写用シートから光学反射ミラ
ー部材を転写して得られる光学反射ミラー及びその製造
方法に関する。Detailed Description of the Invention [Industrial Application Field] The present invention is a resin molded article obtained by simultaneously molding an optically reflective mirror member and transferring an optically reflective mirror member onto the surface thereof from a transfer sheet provided with an optically reflective mirror member. The present invention relates to an optical reflection mirror and a method for manufacturing the same.
（従来の技術）
樹脂材料を基材とした光学用反射ミラーの製造は、樹脂
成形品を洗浄した後、真空装置内に配置した樹脂成形品
の表面に対して、真空蒸着法、イオンブレーティング法
、あるいはスパッタリング法等の真空薄膜技術を利用し
て、アルくニウム、スズ、銀等の反射率の高い壽う一部
材を設けることにより行なっている。(Prior art) In the production of optical reflective mirrors using resin materials as a base material, after cleaning the resin molded product, the surface of the resin molded product is placed in a vacuum apparatus using vacuum evaporation method or ion blating. This is accomplished by using a vacuum thin film technique such as a sputtering method or a sputtering method to provide a living material with a high reflectance such as aluminium, tin, or silver.
〔発明が解決しようとする５題〕
しかるに前記方法によれば、樹脂成形品の洗浄装置や蒸
着装置を必要とするので、設備費用が高額となり、また
、ミラー部材の成膜には高度な技術を要し、汎用性のあ
る製造方法ではなかった。[Five Problems to be Solved by the Invention] However, according to the above method, equipment costs are high because cleaning equipment and vapor deposition equipment for resin molded products are required, and advanced technology is required for film formation of mirror members. It was not a versatile manufacturing method.
従って得られた光学反射ミラーはコスト的に非常に高価
にならざるを得なかった。Therefore, the resulting optical reflection mirror had to be extremely expensive.
また樹脂成形品の洗浄や蒸着という工程にて稟ラ一部材
（反射面）を形成するため、前記工程における熱履歴に
よって樹脂成形品が変形するという不具合も生じていた
。In addition, since the round member (reflective surface) is formed in the process of cleaning and vapor deposition of the resin molded product, there has also been a problem in that the resin molded product is deformed due to the heat history in the process.
また従来の光学反射ミラーの反射面は、樹脂成形品の平
らな面に形成されていたので、反射逅う−の組立等の取
扱いの上で、極めて損傷や汚れの付着しやすいもので、
精度低下の生じやすい不具合があった。In addition, the reflective surface of conventional optical reflective mirrors was formed on the flat surface of a resin molded product, so it was extremely prone to damage and dirt during handling such as assembly of the reflective mirror.
There was a problem that caused accuracy to drop.
本発明は前記に鑑みてなされたもので、安価で変形のな
い高精度の光学反射ミラー及びその製造方法を提供する
ことを目的とする。The present invention has been made in view of the above, and an object of the present invention is to provide a high-precision optical reflection mirror that is inexpensive and free from deformation, and a method for manufacturing the same.
〔課題を解決するための手段および作用〕本発明は、樹
脂成形品を成形する金型内に反射ミラーとなるアルミニ
ウム等のミラー部材を備えた転写用シートを配し、該金
型に樹脂を射出して樹脂成形品と転写用シートを一体化
した後、固化した樹脂成形品からと転写用シートを剥離
して該樹脂成形品の表面に前記ミラー部材を転写する工
程を有することを特徴とする。[Means and effects for solving the problems] The present invention provides a transfer sheet equipped with a mirror member such as aluminum that serves as a reflective mirror in a mold for molding a resin molded product, and a resin is placed in the mold. The method includes the step of integrating the resin molded product and the transfer sheet by injection, and then peeling off the transfer sheet from the solidified resin molded product to transfer the mirror member onto the surface of the resin molded product. do.
また前記の光学反射ミラーの製造において、樹脂成形品
の表面にくラ一部材がたるみゃシワのない状態にて転写
用されるように、光学反射ミラー形状に対応する一方の
金型の転写支持面を突出せさて該支持面に転写シートを
配した後、他方の金型の前記突出した転写支持面に対応
する面の周囲を突出せしめた突出部にて前記転写用シー
トの前記転写支持面の周囲を押圧しつつ、型締めしなが
ら転写用シートを引張った状態にて、キャビティー内に
樹脂を射出して充填している。In addition, in the production of the above-mentioned optical reflection mirror, one of the molds is provided with transfer support that corresponds to the shape of the optical reflection mirror so that the rib member is transferred to the surface of the resin molded product without any sagging or wrinkles. After disposing the transfer sheet on the support surface with the surface protruding, the transfer support surface of the transfer sheet is placed on the transfer sheet using a protrusion that protrudes the periphery of the surface corresponding to the protrusion support surface of the other mold. The resin is injected and filled into the cavity while pressing the periphery of the transfer sheet and pulling the transfer sheet while clamping the mold.
このようにして得られた光学反射ξラーは、金型の転写
支持面における転写用シートのミラー部材にたわみやシ
ワがない状態で転写されており、また該光学反射ミラー
の外縁部に形成される段部によりミラー部材の保護が図
れるようになる。The optical reflection ξ mirror thus obtained is transferred to the mirror member of the transfer sheet on the transfer support surface of the mold without bending or wrinkles, and is also formed on the outer edge of the optical reflection mirror. The mirror member can be protected by the stepped portion.
以下、実施例に基づいて本発明の詳細な説明する。 Hereinafter, the present invention will be described in detail based on examples.
（第１実施例）
第１図は本発明の製造方法に用いられる平面用光学反射
くラー用の成形金型の要部を模式的に断面した説明図、
第２図は樹脂を射出成形した状態を示す説明図である。(First Example) FIG. 1 is an explanatory diagram schematically showing a cross section of a main part of a molding die for a flat optical reflective cooler used in the manufacturing method of the present invention,
FIG. 2 is an explanatory diagram showing a state in which resin is injection molded.
成形金型１は、固定型２と可動型３から構成され、固定
型２にはスプル４を介して樹脂を充填する製品部キャビ
ティー５が形成されている。固定型２の製品部キャビテ
ィー５に対応する可動型３の成形面（転写支持面）６は
鏡面研磨されている。The molding die 1 is composed of a fixed die 2 and a movable die 3, and the fixed die 2 is formed with a product cavity 5 that is filled with resin via a sprue 4. A molding surface (transfer support surface) 6 of the movable mold 3 corresponding to the product cavity 5 of the fixed mold 2 is mirror-polished.
また、固定型２と可動型３の間には、反射箔（ミラー部
材）７が形成されたフィルム（転写用シート）８がロー
ラ９及び１０によって搬送自在に構成されている。Further, between the fixed mold 2 and the movable mold 3, a film (transfer sheet) 8 on which a reflective foil (mirror member) 7 is formed is configured to be freely conveyed by rollers 9 and 10.
前記反射Ｍ７としては反射率の高い物質のアルミニウム
を用いた。なお反射箔として銀を用いてもよい、また前
記フィルム８としては耐熱性や機械的強度に耐えるもの
であればよく、ポリエチレン製フィルムを用いた。As the reflector M7, aluminum, which is a material with high reflectance, was used. Note that silver may be used as the reflective foil, and the film 8 may be of any material as long as it has heat resistance and mechanical strength, and a polyethylene film was used.
フィルム８上の反射箔７は、光学反射ミラーの主う−形
状に対応させた形状にて、所定のピッチで形成されてい
る。The reflective foil 7 on the film 8 has a shape corresponding to the main shape of the optical reflective mirror and is formed at a predetermined pitch.
前記構成の装置により光学反射ミラーを成形するには、
まず、ローラ９および１０によりフィルム８を固定型２
と可動型３との間にて搬送させ、反射箔７を形成したフ
ィルム８部分を固定型２の製品部キャビティー５に対応
させて位置決めさせる。In order to form an optical reflection mirror using the apparatus having the above configuration,
First, the film 8 is moved to the fixed mold 2 by the rollers 9 and 10.
and the movable mold 3, and position the film 8 portion on which the reflective foil 7 is formed so as to correspond to the product cavity 5 of the fixed mold 2.
次いで可動型３を移動して型締めし、反射箔７を形成し
たフィルム８を固定型２と可動型３との間に挟んだ状態
にて、スプル４より樹脂（ＰＭＭＡ）材料（ポリカーボ
ネート樹脂でもよい）を充填し、製品部キャビティー５
に樹脂を充填する。Next, the movable mold 3 is moved and clamped, and while the film 8 on which the reflective foil 7 is formed is sandwiched between the fixed mold 2 and the movable mold 3, a resin (PMMA) material (even polycarbonate resin) is applied from the sprue 4. ), and then fill the product section cavity 5.
Fill with resin.
この時、フィルム８上の反射箔７が製品部キャビティー
５内に充填してきた樹脂材料１１の熱により、フィルム
８上から反射箔７が樹脂材料ｌｌ側に反転するとともに
密着し、可動型３の成形面６に対応する成形品の面に、
反射ミラー面が形成される。At this time, the reflective foil 7 on the film 8 is turned over from the top of the film 8 to the resin material 11 side by the heat of the resin material 11 filled into the product cavity 5, and is brought into close contact with the movable mold 3. On the surface of the molded product corresponding to the molding surface 6 of
A reflective mirror surface is formed.
樹脂材料１１が固化した後、可動型３を移動して型開き
すると、平面形状の光学反射ミラーが取り出される。After the resin material 11 is solidified, when the movable mold 3 is moved and opened, a planar optical reflection mirror is taken out.
そして、反射箔７を転写されたフィルム８は、ローラ９
および１０によって再び次の反射箔７が製高部キャビテ
ィー５に位置決めされるように操作される。The film 8 to which the reflective foil 7 has been transferred is then transferred to a roller 9.
and 10, the next reflective foil 7 is again positioned in the manufacturing part cavity 5.
このように、樹脂成形品の底形と同時に、その表面に光
学反射ミラー部材（反射面）を設けることができるので
、光学反射ミラーが効率よく製造でき、製造コストも安
価になる。さらに従来のような成形後の樹脂成形品に対
して行った洗浄や蒸着の際の熱履歴による変形の発生が
無くなったので、高精度の反射面を有する光学反射くラ
ーが製造できる。In this way, since the optical reflection mirror member (reflection surface) can be provided on the surface of the resin molded product at the same time as the bottom shape, the optical reflection mirror can be manufactured efficiently and the manufacturing cost can be reduced. Furthermore, since there is no longer any deformation caused by thermal history during cleaning or vapor deposition of the resin molded product after molding, as in the past, it is possible to manufacture an optical reflective reflector having a highly accurate reflective surface.
（第２実施例）
第３図は本発明の製造方法に用いられる角度のある光学
反射ミラー用の成形金型の要部を模式的に断面した説明
図、第４図は樹脂を射出成形した状態の説明図である０
図において、第１実施例と同様な部分には、同一符号を
記してその説明を省略する。(Second Example) Fig. 3 is an explanatory diagram schematically showing a main part of a mold for an angled optical reflection mirror used in the manufacturing method of the present invention, and Fig. 4 is an explanatory diagram showing a schematic cross-section of the main part of a mold for an angled optical reflective mirror used in the manufacturing method of the present invention. 0 which is an explanatory diagram of the state
In the figures, the same parts as those in the first embodiment are denoted by the same reference numerals, and the explanation thereof will be omitted.
本実施例の特徴は、固定型２に形成する製品部キャビテ
ィー５は角度（９０°）のついた凹部の■形状であると
ともに、可動型３の成形面６は鏡面研磨された凸部のＶ
形状にて形成された点であり、底形された樹脂成形品は
２面の反射面を有する。The feature of this embodiment is that the product cavity 5 formed in the fixed mold 2 is shaped like a concave part with an angle (90°), and the molding surface 6 of the movable mold 3 is a mirror-polished convex part. V
The bottom-shaped resin molded product has two reflective surfaces.
本実施例によっても、第１実施例と同様の効果を得るこ
とができる。This embodiment also provides the same effects as the first embodiment.
（第３実施例）
第５図は第３実施例の平面光学反射ミラーの成形金型の
要部の模式的断面の説明図、第６図は本実施例により得
られる平面光学反射ミラーの側面図である。図において
、前記実施例と同様の部材には同一符号を記し、詳細な
説明は省略する。(Third Example) FIG. 5 is a schematic cross-sectional view of the main part of the molding die for the flat optical reflective mirror of the third example, and FIG. 6 is a side view of the flat optical reflective mirror obtained by this example. It is a diagram. In the figures, members similar to those in the embodiment described above are denoted by the same reference numerals, and detailed description thereof will be omitted.
本実施例の特徴は、可動型３の成形面６を固定型２の製
品部キャビティー５内に入り込むように突出した点にあ
り、可動型の成形面６と可動型の型合わせ面１４との段
部はテーバ面１５にて形成している。The feature of this embodiment is that the molding surface 6 of the movable mold 3 protrudes so as to enter the product cavity 5 of the fixed mold 2, and the molding surface 6 of the movable mold and the mold mating surface 14 of the movable mold The stepped portion is formed by the Taber surface 15.
前記構成によれば、ローラ９及び１０により反射ｔｔｉ
７を形成したフィルム８部分を製品部キャビティー５に
対応させて位置決めした後、可動型３を移動して型締め
する際、固定型２の型合わせ面１６がフィルム８を押圧
しながら引張る。即ち反射箔７を形成したフィルム８部
分が可動型の成形面６にて押圧移送され、次いで反射箔
７周囲のフィルム８部分が固定型２の型合わせ面１６に
当接するので、この型合わせ面１６によって反射Ｍ７の
フィルム８部分が引張られることになる。According to the configuration, the rollers 9 and 10 reflect tti
After positioning the portion of the film 8 on which the mold 7 is formed so as to correspond to the product cavity 5, when the movable mold 3 is moved and clamped, the mold mating surface 16 of the fixed mold 2 presses and pulls the film 8. That is, the part of the film 8 on which the reflective foil 7 is formed is pressed and transferred by the molding surface 6 of the movable mold, and then the part of the film 8 around the reflective foil 7 comes into contact with the mold matching surface 16 of the fixed mold 2, so that this mold matching surface 16 causes the film 8 portion of the reflection M7 to be pulled.
そして、型締め後、前記実施例同様に樹脂材料が充填さ
れ、第６図示の平面光学反射ミラー２ｏが得られる。第
６図において、２１は光学反射ミラー面、２２は光学反
射ミラー面２１の外側に形成された段部である。After the mold is clamped, a resin material is filled in the same manner as in the previous embodiment, and a flat optical reflection mirror 2o shown in FIG. 6 is obtained. In FIG. 6, 21 is an optically reflective mirror surface, and 22 is a stepped portion formed on the outside of the optically reflective mirror surface 21. In FIG.
本実施例によれば、可動型の成形面と型合わせ面との段
差分だけ、フィルムを引張る（張力を与える）作用が生
ずるので、反射ミラー面を形成する反射箔のたわみ・シ
ワ等の発生を防止でき、平滑な反射ミラー面が得られる
。また成形後の光学反射ミラー面２１は、反射ミラー面
の周囲の段部２２により保護されるので、ミラー面側を
下側にして置くことができ、ミラー面への傷の発生や汚
れ等を防止することができる。According to this embodiment, since the film is pulled (applied with tension) by the difference in level between the molding surface of the movable mold and the mold matching surface, the reflective foil that forms the reflective mirror surface is bent, wrinkled, etc. can be prevented and a smooth reflective mirror surface can be obtained. In addition, the optical reflection mirror surface 21 after molding is protected by the step 22 around the reflection mirror surface, so it can be placed with the mirror surface side down, preventing scratches and dirt on the mirror surface. It can be prevented.
（第４実施例）
第７図は第４実施例の角度のある光学反射ミラーの成形
金型の要部の模式的断面の説明図、第８図は本実施例に
より得られる光学反射ミラーの側面図である。(Fourth Example) FIG. 7 is a schematic cross-sectional view of the main part of the molding die for the angled optical reflection mirror of the fourth example, and FIG. 8 is an illustration of the optical reflection mirror obtained by this example. FIG.
図において、第３実施例と同様の部材には同一符号を記
して説明を省略する。In the drawings, members similar to those in the third embodiment are denoted by the same reference numerals, and explanations thereof will be omitted.
本実施例の特徴は、固定型２の製品部キャビティー５は
凹部のＶ形状（９０’ ）であるとともに、その型合わ
せ面１６側の開口が狭くなって段部２４を形成している
。一方、可動型３の成形面６は鏡面研磨された凸部のＶ
形状（９０°）であり、凸部２５の基部は、狭くなって
段部（ストレート部）２６を形成している。The feature of this embodiment is that the product cavity 5 of the fixed mold 2 has a concave V-shape (90'), and the opening on the mold mating surface 16 side is narrow to form a step 24. On the other hand, the molding surface 6 of the movable mold 3 has a mirror-polished convex V
(90°), and the base of the convex portion 25 is narrowed to form a stepped portion (straight portion) 26.
そして、固定型２の段部２４の開口寸法乏、と、可動型
３の凸部２５の■形状の基部寸法２□との関係はｆｌ
＜ｉｔになっている（この状態は２点鎖線で示している
）。The relationship between the opening dimension of the stepped portion 24 of the fixed mold 2 and the base dimension 2 of the ■ shape of the convex portion 25 of the movable mold 3 is fl
<it (this state is shown by a two-dot chain line).
前記構成により成る成形金型１において、可動型３によ
り型締めすると、固定型２と可動型３の間に配置された
反射箔７を形成したフィルム８は、第３実施例と同様に
、固定型の型合わせ面１６にてフィルム８が引張られる
ので、反射箔７にタワミ・シワ等の発生が生じない、第
８図は前記成形金型により得られる直角な反射ミラー面
を有する光学反射ミラー３０で、３１は光学反射ミラー
面、３２は光学反射ミラー面３１の外側に形成された段
部であり、第３実施例と同様の効果を創することができ
る。In the molding die 1 constructed as described above, when the movable die 3 is clamped, the film 8 on which the reflective foil 7 formed is placed between the fixed die 2 and the movable die 3 is fixed as in the third embodiment. Since the film 8 is stretched by the mold mating surface 16 of the mold, bends, wrinkles, etc. do not occur on the reflective foil 7. FIG. 8 shows an optical reflective mirror having a right-angled reflective mirror surface obtained by the molding die. 30, 31 is an optical reflection mirror surface, and 32 is a stepped portion formed on the outside of the optical reflection mirror surface 31, so that the same effect as in the third embodiment can be created.
なお、第３、第４実施例においては、反射箔を形成した
フィルムを固定型の型合わせ面あるいは可動型の成形面
等で押圧しつつ張力を付加したが、該押圧する部分はテ
ーバ面に形成したり、Ｒ形状の曲面にて形成すると、張
力を付加した際のフィルムの切れ防止のために都合がよ
い。In the third and fourth embodiments, tension was applied while pressing the film on which the reflective foil was formed with the molding surface of the fixed mold or the molding surface of the movable mold. It is convenient to form the film with an R-shaped curved surface to prevent the film from breaking when tension is applied.
以上詳述したように、転写シートを利用した本発明の製
造方法により、樹脂成形品の成形と同時にその表面に光
学反射ミラー面が形成でき、光学反射ミラーが効率よく
安価にできる。また光学反射〈ラー面の周囲に段部を形
成するように成形することにより、反射ミラー部材のタ
ワ５・シワのない平滑な反射面になるとともに、該段部
によって反射面の保護ができる。As described above in detail, by the manufacturing method of the present invention using a transfer sheet, an optical reflective mirror surface can be formed on the surface of a resin molded product at the same time as the molding, and an optical reflective mirror can be efficiently produced at low cost. Further, by forming a stepped portion around the optical reflective surface, the reflecting mirror member becomes a smooth reflecting surface without wrinkles, and the reflecting surface can be protected by the stepped portion.
第１図は本発明の製造方法に用いられる第１実施例の平
面用光学反射ミラー用の成形金型の要部の説明図、第２
図は成形状態の説明図、第３図は第２実施例の成形金型
の要部の説明図、第４図は第２実施例の成形状態の説明
図、第５図は第３実施例の成形金型の要部の説明図、第
６図は第５図の成形金型により成形された光学反射よラ
ーの側面図、第７図は第４実施例の成形金型の要部の説
明図、第８図は第７図の成形金型により成形された光学
反射ミラーの側面図である。
１・・・成形金型
２・・・固定型
３・・・可動型
５・・・製品部キャビティー
６・・・成形面（転写支持面）
７・・・反射箔（ミラー部材）
８・・・フィルム（転写シート）
９１１０・・・ローラ
１１・・・樹脂材料
１４．１６・・・型合わせ面
１５・・・テーバ面（段部）
２０．３０・・・光学反射ミラー
２１．３１・・・光学反射ミラー面
２２、３２・・・段部
２４．２６・・・段部FIG. 1 is an explanatory diagram of the main parts of a mold for a flat optical reflective mirror according to the first embodiment used in the manufacturing method of the present invention, and FIG.
Figure 3 is an explanatory diagram of the molding state, Figure 3 is an explanatory diagram of the main parts of the molding die of the second embodiment, Figure 4 is an explanatory diagram of the molding state of the second embodiment, and Figure 5 is the third embodiment. FIG. 6 is a side view of the optical reflection mirror molded by the molding die of FIG. 5, and FIG. 7 is an explanatory diagram of the essential parts of the molding die of the fourth embodiment. The explanatory diagram, FIG. 8, is a side view of an optical reflecting mirror molded by the molding die shown in FIG. 7. 1... Molding mold 2... Fixed mold 3... Movable mold 5... Product part cavity 6... Molding surface (transfer support surface) 7... Reflective foil (mirror member) 8. ... Film (transfer sheet) 9110 ... Roller 11 ... Resin material 14.16 ... Mold matching surface 15 ... Taber surface (step part) 20.30 ... Optical reflection mirror 21.31. ...Optical reflecting mirror surface 22, 32...Step part 24.26...Step part
Claims (2)
用のミラー部材を備えた転写用シートを配し、該金型内
に樹脂を射出して樹脂成形品と転写用シートを一体化し
た後、固化した樹脂成形品から転写用シートを剥離して
該樹脂成形品の表面に前記ミラー部材を転写する工程を
有することを特徴とする光学反射ミラーの製造方法。(1) A transfer sheet equipped with a mirror member for a reflective mirror is placed in a mold for molding an optical resin molded product, and resin is injected into the mold to integrate the resin molded product and the transfer sheet. 1. A method for manufacturing an optical reflective mirror, comprising the step of peeling off a transfer sheet from the solidified resin molded product and transferring the mirror member onto the surface of the resin molded product.
反射ミラーにおいて、 反射ミラー面を有する前記樹脂成形品の成形面に凹状の
平面を形成するとともに該平面に反射ミラー面を設け、
前記成形面の凸状部を反射ミラー面よりも突出したこと
を特徴とする光学用反射ミラー。(2) In an optical reflective mirror having a reflective mirror surface on an optical resin molded product, a concave plane is formed on the molded surface of the resin molded product having the reflective mirror surface, and a reflective mirror surface is provided on the flat surface,
An optical reflective mirror characterized in that the convex portion of the molded surface protrudes beyond the reflective mirror surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21981089A JPH0382513A (en) | 1989-08-25 | 1989-08-25 | Optical reflection mirror and its manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21981089A JPH0382513A (en) | 1989-08-25 | 1989-08-25 | Optical reflection mirror and its manufacture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0382513A true JPH0382513A (en) | 1991-04-08 |
Family
ID=16741391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21981089A Pending JPH0382513A (en) | 1989-08-25 | 1989-08-25 | Optical reflection mirror and its manufacture |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0382513A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7204949B2 (en) | 2003-03-20 | 2007-04-17 | Ricoh Company, Ltd. | Method of manufacturing a plastic laminate body |
| US7758923B2 (en) | 2005-08-18 | 2010-07-20 | Hitachi Maxell Ltd. | Method of producing a metallized molded article utilizing a pressurized fluid containing a metal complex |
| JP2011005750A (en) * | 2009-06-26 | 2011-01-13 | Kasai Kogyo Co Ltd | Molding method and molding apparatus of foamed resin molding |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01149301A (en) * | 1987-12-07 | 1989-06-12 | Dai Ichi Seiko Co Ltd | Method of molding lighting apparatus reflective plate |
-
1989
- 1989-08-25 JP JP21981089A patent/JPH0382513A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01149301A (en) * | 1987-12-07 | 1989-06-12 | Dai Ichi Seiko Co Ltd | Method of molding lighting apparatus reflective plate |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7204949B2 (en) | 2003-03-20 | 2007-04-17 | Ricoh Company, Ltd. | Method of manufacturing a plastic laminate body |
| US7758923B2 (en) | 2005-08-18 | 2010-07-20 | Hitachi Maxell Ltd. | Method of producing a metallized molded article utilizing a pressurized fluid containing a metal complex |
| US8911828B2 (en) | 2005-08-18 | 2014-12-16 | Hitachi Maxell, Ltd. | Method of producing molded article |
| JP2011005750A (en) * | 2009-06-26 | 2011-01-13 | Kasai Kogyo Co Ltd | Molding method and molding apparatus of foamed resin molding |
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