JPH07120646A - Adhering and fixing structure of optical part - Google Patents
Adhering and fixing structure of optical partInfo
- Publication number
- JPH07120646A JPH07120646A JP28594793A JP28594793A JPH07120646A JP H07120646 A JPH07120646 A JP H07120646A JP 28594793 A JP28594793 A JP 28594793A JP 28594793 A JP28594793 A JP 28594793A JP H07120646 A JPH07120646 A JP H07120646A
- Authority
- JP
- Japan
- Prior art keywords
- adhesive
- base material
- optical component
- fixing structure
- adhering
- 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 32
- 239000000853 adhesive Substances 0.000 claims abstract description 47
- 230000001070 adhesive effect Effects 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 26
- 239000006185 dispersion Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、光学結晶体、プリズム
等の光学部品を他の基材に接着する接着固定構造の改良
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in an adhesive fixing structure for adhering an optical component such as an optical crystal or prism to another substrate.
【０００２】[0002]
【従来の技術】従来、光学部品を基材に接着固定する構
造には、図９〜図１０に示すように、光学部品Ａを接着
剤Ｂにより基材Ｃに平面接着する構造と、図１１〜図１
２に示すように、光学部品Ａを接着剤Ｂにより基材Ｃに
端面接着する構造の２通りがある。2. Description of the Related Art Conventionally, a structure for adhesively fixing an optical component to a base material includes a structure in which an optical component A is planarly bonded to a base material C with an adhesive B as shown in FIGS. ~ Figure 1
As shown in FIG. 2, there are two types of structures in which the optical component A is end-face-bonded to the base material C by the adhesive B.
【０００３】[0003]
【発明が解決しようとする課題】図９〜図１０の平面接
着構造は接着面積が大きいため、接着強度は大きいが、
接着剤の厚みにより、光学部品は直接基材に固定されな
い。即ち、基材Ｂに隙間なく固定するためには、接着強
度は小さくなるが、端面接着で行うことになる。したが
って、特にミクロンオーダーレベルの位置決めを問題と
する光学部品の接着には、図１１〜図１２の端面接着構
造をとることとなる。9 to 10 has a large bonding area, the bonding strength is large, but
Due to the thickness of the adhesive, the optical component is not fixed directly to the substrate. That is, in order to fix the base material B to the base material without leaving a gap, the adhesive strength is reduced, but the end face adhesion is used. Therefore, the end face adhering structure shown in FIGS. 11 to 12 is adopted for adhering the optical components, which particularly poses a problem of positioning on the micron order level.
【０００４】[0004]
【発明の目的】本発明は、光学部品と基材の位置を正確
に保つことが可能であり、しかも接着強度も端面接着に
較べて高くすることができる光学部品の接着固定構造を
提供することを主たる目的としている。SUMMARY OF THE INVENTION It is an object of the present invention to provide an adhesive fixing structure for an optical component, which is capable of accurately maintaining the positions of the optical component and the base material and has a higher adhesive strength than that of the end face adhesion. Is the main purpose.
【０００５】[0005]
【課題を解決するための手段】本発明は、光学部品と基
材の被着面とを接着する接着固定構造において、前記基
材の被着面に溝からなる接着剤の充填部を設け、この充
填部の接着剤により前記光学部品と前記基材を接着固定
させたことを要旨としている。According to the present invention, in an adhesive fixing structure for adhering an optical component and an adhered surface of a base material, an adhesive filling portion consisting of a groove is provided on the adhered surface of the base material, The gist is that the optical component and the base material are bonded and fixed by the adhesive in the filling portion.
【０００６】[0006]
【作用】上記構成によれば、光学部品は基材の被着面で
の位置決めができ、しかも接着剤が充填される溝の面積
により、大きな接着面が得られる。According to the above construction, the optical component can be positioned on the adhered surface of the base material, and a large adhesive surface can be obtained due to the area of the groove filled with the adhesive.
【０００７】[0007]
【実施例】図１〜図３に、光ピックアップのフレームに
ミラーを接着固定する例を示している。同図において、
１はフレーム、２はミラーであり、フレーム１のミラー
被着面１ａに溝３が設けられ、この溝３に接着剤４を充
填し、フレーム１の被着面１ａに直接重ね合わされたミ
ラー２は溝内の接着剤４により、被着面に接着固定され
る構造となっている。1 to 3 show an example in which a mirror is bonded and fixed to a frame of an optical pickup. In the figure,
Reference numeral 1 is a frame, 2 is a mirror, and a groove 3 is provided in a mirror adhered surface 1a of the frame 1, and the groove 3 is filled with an adhesive 4 so that the mirror 2 directly superposed on the adhered surface 1a of the frame 1 Has a structure in which it is adhered and fixed to the adherend by the adhesive 4 in the groove.
【０００８】前記フレーム１のミラー被着面１ａに形成
する溝３は１本でもよいが、多数あってもかまわない。
また、左右に１本につながっていなくてもよい。その場
合、接着剤の接着力による接着ミラー２への歪発生を少
なくするために、溝のパターニングは左右対称にするの
が好ましい。The number of the grooves 3 formed on the mirror adhered surface 1a of the frame 1 may be one, but may be many.
Moreover, it is not necessary to connect one to the left and right. In that case, it is preferable that the patterning of the grooves is bilaterally symmetrical in order to reduce the occurrence of distortion in the adhesive mirror 2 due to the adhesive force of the adhesive.
【０００９】図４〜図６に他の実施例を示す。本実施例
は、フレーム１の傾斜被着面１ａに２本の縦の溝５と、
その下部を連絡する横の溝６を設け、接着剤を縦溝の上
部から塗布し、自重で流下させて充填するようにした例
であって、横の溝６は接着剤４の充填がきちっとなされ
るように、空気抜き部の役目を果たしている。4 to 6 show another embodiment. In this embodiment, two vertical grooves 5 are formed on the inclined surface 1a of the frame 1,
This is an example in which a horizontal groove 6 connecting the lower part is provided, an adhesive is applied from the upper part of the vertical groove, and the adhesive is filled in the horizontal groove 6 by flowing it down by its own weight. As it is done, it acts as an air vent.
【００１０】図４〜図６の実施例で、ミラーを接着する
には、図７に示すように、フレーム被着面にミラー２を
押え治具７などで固定状態に保持しておき、接着剤（Ｕ
Ｖ硬化型接着剤）をディスペンサー８で溝に流し込み、
接着剤を紫外線照射具９を用いて照射して硬化させ、ミ
ラーを接着したあと、押え治具７を取り外す。In the embodiment shown in FIGS. 4 to 6, in order to bond the mirror, as shown in FIG. 7, the mirror 2 is held in a fixed state by a holding jig 7 or the like on the surface to which the frame is adhered, and the mirror is bonded. Agent (U
Pour V-curable adhesive into the groove with the dispenser 8,
After irradiating the adhesive with the ultraviolet irradiator 9 to cure it and adhering the mirror, the holding jig 7 is removed.
【００１１】図８は、従来の接着固定構造と本発明の接
着固定構造の剥離強度を比較したグラフである。このグ
ラフにみられるように、本発明によれば、大きな接着強
度が得られる。FIG. 8 is a graph comparing the peel strength between the conventional adhesive fixing structure and the adhesive fixing structure of the present invention. As shown in this graph, according to the present invention, a large adhesive strength can be obtained.
【００１２】[0012]
【発明の効果】以上の説明より明らかなように、本発明
によれば、下記効果が得られる。 （１）光学部品と基材の位置を正確に保ち、しかも接着
強度も端面接着に較べ高く得られる。 （２）基材に設けた溝で接着剤の量が均一になるため、
接着強度のバラツキが小さくなる。 （３）基材の光学部品被着面が斜面になっている場合、
塗布した接着剤が硬化する前に流れ落ちたり、形状が変
わるが、溝の場合は、全く心配ない。 （４）光学部品の被着面が斜面になっている場合、その
下部に空気抜き溝を形成したものによれば、接着剤の未
充填部を残さずに充填ができる。As is apparent from the above description, according to the present invention, the following effects can be obtained. (1) The positions of the optical component and the base material can be accurately maintained, and the bonding strength can be higher than that of the end face bonding. (2) Since the amount of adhesive is uniform in the groove provided in the base material,
Variations in adhesive strength are reduced. (3) When the optical component adhered surface of the base material is an inclined surface,
The applied adhesive runs off or changes its shape before it hardens, but in the case of grooves, there is no concern at all. (4) In the case where the adherend surface of the optical component is an inclined surface, if the air vent groove is formed in the lower portion of the adhered surface, the adhesive can be filled without leaving the unfilled portion.
【図１】本発明の一実施例を示す光学部品の接着固定構
造における基材の側面図である。FIG. 1 is a side view of a base material in an adhesive fixing structure for an optical component according to an embodiment of the present invention.
【図２】前記基材の正面図である。FIG. 2 is a front view of the base material.
【図３】光学部品を基材に接着固定した構造の側面図で
ある。FIG. 3 is a side view of a structure in which an optical component is adhesively fixed to a base material.
【図４】他の実施例を示す光学部品の接着固定構造にお
ける基材の側面図である。FIG. 4 is a side view of a base material in an adhesive fixing structure for an optical component according to another embodiment.
【図５】前記基材の正面図である。FIG. 5 is a front view of the base material.
【図６】光学部品を基材に接着固定した構造の側面図で
ある。FIG. 6 is a side view of a structure in which an optical component is adhesively fixed to a base material.
【図７】光学部品を基材に接着固定する手段の説明図で
ある。FIG. 7 is an explanatory diagram of means for adhesively fixing an optical component to a base material.
【図８】従来の接着固定構造と本発明の接着固定構造の
剥離強度を比較したグラフである。FIG. 8 is a graph comparing the peel strengths of the conventional adhesive fixing structure and the adhesive fixing structure of the present invention.
【図９】従来の光学部品の接着固定構造を示す斜視図で
ある。FIG. 9 is a perspective view showing a conventional adhesive fixing structure for an optical component.
【図１０】従来の光学部品の接着固定構造を示す斜視図
である。FIG. 10 is a perspective view showing a conventional adhesive fixing structure for an optical component.
【図１１】従来の光学部品の接着固定構造を示す側面図
である。FIG. 11 is a side view showing a conventional adhesive fixing structure for an optical component.
【図１２】従来の光学部品の接着固定構造を示す正面図
である。FIG. 12 is a front view showing a conventional adhesive fixing structure for an optical component.
【符号の説明】 １ フレーム １ａ 被着面 ２ ミラー ３ 溝 ４ 接着剤 ５ 縦の溝 ６ 横の溝 ７ ミラー押え治具 ８ 接着剤のディスペンサー ９ 照射具[Explanation of reference numerals] 1 frame 1a Adhering surface 2 Mirror 3 Groove 4 Adhesive 5 Vertical groove 6 Horizontal groove 7 Mirror holding jig 8 Adhesive dispenser 9 Irradiator
Claims (2)
定構造において、前記基材の被着面に溝からなる接着剤
の充填部を設け、この充填部の接着剤により前記光学部
品と前記基材を接着固定させたことを特徴とする光学部
品の接着固定構造。1. In a fixing structure for adhering an optical component and an adhered surface of a base material, an adhesive filling part made of a groove is provided on the adhered surface of the base material, and the optical part is formed by the adhesive of the filling part. An adhesive fixing structure for an optical component, characterized in that a component and the base material are adhesively fixed.
通する空気抜き部が形成されている請求項１に記載の光
学部品の接着固定構造。2. The adhesive fixing structure for an optical component according to claim 1, wherein an air vent portion communicating with the filling portion is formed at an end portion of the adherend surface of the base material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28594793A JPH07120646A (en) | 1993-10-20 | 1993-10-20 | Adhering and fixing structure of optical part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28594793A JPH07120646A (en) | 1993-10-20 | 1993-10-20 | Adhering and fixing structure of optical part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07120646A true JPH07120646A (en) | 1995-05-12 |
Family
ID=17698031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28594793A Pending JPH07120646A (en) | 1993-10-20 | 1993-10-20 | Adhering and fixing structure of optical part |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07120646A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0922984A1 (en) * | 1997-12-10 | 1999-06-16 | Datalogic S.P.A. | A mirror mount for a rotor and a method of production of a mirror rotor |
| JP2005234058A (en) * | 2004-02-17 | 2005-09-02 | Sigma Koki Kk | Optical unit and optical device using the same |
| CN102520502A (en) * | 2011-12-12 | 2012-06-27 | 中国科学院电工研究所 | Bonding process for reflecting mirror unit of solar condenser |
| JP2012181551A (en) * | 2006-10-04 | 2012-09-20 | Ricoh Co Ltd | Housing for optical scanning device, image forming apparatus, optical scanning device, method of attaching mirror, device for adjusting arrangement of mirror, and method of adjusting arrangement of mirror |
-
1993
- 1993-10-20 JP JP28594793A patent/JPH07120646A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0922984A1 (en) * | 1997-12-10 | 1999-06-16 | Datalogic S.P.A. | A mirror mount for a rotor and a method of production of a mirror rotor |
| US6169620B1 (en) | 1997-12-10 | 2001-01-02 | Datalogic S.P.A. | Mirror mount for a rotor and a method of production of a mirror rotor |
| US6268947B1 (en) | 1997-12-10 | 2001-07-31 | Datalogic S.P.A. | Mirror mount for a rotor and a method of production of a mirror rotor |
| JP2005234058A (en) * | 2004-02-17 | 2005-09-02 | Sigma Koki Kk | Optical unit and optical device using the same |
| JP2012181551A (en) * | 2006-10-04 | 2012-09-20 | Ricoh Co Ltd | Housing for optical scanning device, image forming apparatus, optical scanning device, method of attaching mirror, device for adjusting arrangement of mirror, and method of adjusting arrangement of mirror |
| CN102520502A (en) * | 2011-12-12 | 2012-06-27 | 中国科学院电工研究所 | Bonding process for reflecting mirror unit of solar condenser |
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