JPH08792Y2 - Fixed structure of flexible wiring board - Google Patents
Fixed structure of flexible wiring boardInfo
- Publication number
- JPH08792Y2 JPH08792Y2 JP1992002264U JP226492U JPH08792Y2 JP H08792 Y2 JPH08792 Y2 JP H08792Y2 JP 1992002264 U JP1992002264 U JP 1992002264U JP 226492 U JP226492 U JP 226492U JP H08792 Y2 JPH08792 Y2 JP H08792Y2
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- flexible wiring
- chassis
- optical pickup
- double
- 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 - Fee Related
Links
Landscapes
- Mounting Of Printed Circuit Boards And The Like (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本考案はフレキシブル配線板の固
定構造に係り、特に一端が可動部に接続されたフレキシ
ブル配線板の固定構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flexible wiring board fixing structure, and more particularly to a flexible wiring board fixing structure having one end connected to a movable portion.
【０００２】[0002]
【従来の技術】従来のフレキシブル配線板の固定構造と
しては、例えば図３（Ａ），（Ｂ）に示すものがある。
尚、同図（Ａ）は光デイスク装置用のピックアップシャ
ーシの底面図、同図（Ｂ）はピックアップシャーシの縦
断面図である。2. Description of the Related Art As a conventional fixing structure for a flexible wiring board, there is one shown in FIGS. 3 (A) and 3 (B), for example.
1A is a bottom view of a pickup chassis for an optical disc device, and FIG. 1B is a vertical cross-sectional view of the pickup chassis.
【０００３】両図中、１は光学ピックアップ、２はピッ
クアップシャーシ、３はディスク駆動用のモータ、４は
ピックアップ駆動用のモータである。光学ピックアップ
１は両側をガイドシャフト５とリードスクリュー６とに
案内されてＸ方向に移動する。モータ４の回転駆動力
は、光学ピックアップ１の一部に係合したリードスクリ
ュー６に減速機構７を介して伝達され、リードスクリュ
ー６の回転量に応じて光学ピックアップ１が駆動され
る。In both figures, 1 is an optical pickup, 2 is a pickup chassis, 3 is a disk driving motor, and 4 is a pickup driving motor. The optical pickup 1 moves in the X direction while being guided by the guide shaft 5 and the lead screw 6 on both sides. The rotational driving force of the motor 4 is transmitted to the lead screw 6 engaged with a part of the optical pickup 1 via the reduction mechanism 7, and the optical pickup 1 is driven according to the rotation amount of the lead screw 6.
【０００４】光学ピックアップ１の内部にはレーザダイ
オード、対物レンズ用アクチュエータ等が収納されてお
り、これらを駆動制御する信号を供給するため、光学ピ
ックアップ１の側面にはフレキシブル配線板８が接続さ
れている。フレキシブル配線板８はピックアップシャー
シ２の側方からシャーシ平面部２ａに引き込まれ、Ｘ方
向に延在するように折曲されている。また、フレキシブ
ル配線板８の先端は光学ピックアップ１の移動を妨げな
いようにＵ字状に折り返されて光学ピックアップ１の接
続部１ａに接続されている。A laser diode, an actuator for an objective lens, etc. are housed inside the optical pickup 1, and a flexible wiring board 8 is connected to the side surface of the optical pickup 1 in order to supply signals for driving and controlling these. There is. The flexible wiring board 8 is drawn in from the side of the pickup chassis 2 to the chassis flat portion 2a and is bent so as to extend in the X direction. Further, the tip of the flexible wiring board 8 is folded back in a U shape so as not to hinder the movement of the optical pickup 1, and is connected to the connecting portion 1 a of the optical pickup 1.
【０００５】１３は長方形の両面粘着テープであり、こ
れによりシャーシ平面部２ａに配設されたフレキシブル
配線板８の中央部下面がシャーシ平面部２ａに固定され
ている。Reference numeral 13 is a rectangular double-sided adhesive tape, by which the lower surface of the central portion of the flexible wiring board 8 disposed on the chassis flat portion 2a is fixed to the chassis flat portion 2a.
【０００６】[0006]
【考案が解決しようとする課題】しかるに上記従来のフ
レキシブル配線板の固定構造では、光学ピックアップ１
がディスクの内周部に移動した時にフレキシブル配線板
８が光学ピックアップ１に引っ掛かってディスクを半径
方向にサーチ出来なくなる危険があった。However, in the conventional flexible wiring board fixing structure described above, the optical pickup 1
There is a risk that the flexible wiring board 8 may be caught by the optical pickup 1 when the disk moves to the inner peripheral portion of the disk and the disk cannot be searched in the radial direction.
【０００７】すなわち、フレキシブル配線板８は両面粘
着テープ１３の粘着力のみによりシャーシ平面部２ａに
固定されているため、光学ピックアップ１がディスクの
内周部に移動してフレキシブル配線板８が図３（Ｂ）中
破線で示すよう位置した場合に、フレキシブル配線板８
にその弾性力により図中上方への応力が作用して両面粘
着テープ１３がフレキシブル配線板８若しくはシャーシ
平面部２ａより剥がれてしまう場合があった。That is, since the flexible wiring board 8 is fixed to the flat surface portion 2a of the chassis only by the adhesive force of the double-sided adhesive tape 13, the optical pickup 1 moves to the inner peripheral portion of the disk and the flexible wiring board 8 is moved as shown in FIG. (B) Flexible wiring board 8 when positioned as indicated by the middle broken line
In some cases, the elastic force exerts an upward stress in the drawing, causing the double-sided adhesive tape 13 to be peeled off from the flexible wiring board 8 or the chassis flat portion 2a.
【０００８】上記の点に鑑み本考案では、光学ピックア
ップが移動してもフレキシブル配線板を簡単且つ確実に
固定しておけて、光学ピックアップの移動を妨げること
のないフレキシブル配線板の固定構造を提供することを
目的とする。In view of the above points, the present invention provides a flexible wiring board fixing structure in which the flexible wiring board can be easily and surely fixed even if the optical pickup moves, and does not hinder the movement of the optical pickup. The purpose is to do.
【０００９】[0009]
【課題を解決するための手段】上記の問題は以下のとお
り構成することにより解決される。すなわち、シャーシ
上を移動する可動部と、該可動部に一端を接続されたフ
レキシブル配線板と、該シャーシに添着された固定部材
とを具備し、該フレキシブル配線板の一部を該部固定部
材により該シャーシに固定する構成とされてなるフレキ
シブル配線板の固定構造であって、 前記固定部材は、前
記シャーシと前記フレキシブル配線板の一部に一方の面
が貼着されてなる両面粘着テープの他方の面に貼着され
てなる構成とした。 The above-mentioned problems can be solved by the following constitution. That is, a movable part that moves on the chassis, a flexible wiring board having one end connected to the movable part, and a fixing member attached to the chassis are provided, and a part of the flexible wiring board is provided on the part fixing member. The flexible structure configured to be fixed to the chassis by
A fixing structure for a wiring board, wherein the fixing member is a front
One side on the chassis and part of the flexible wiring board
Affixed to the other side of the double-sided adhesive tape
It was configured as follows.
【００１０】[0010]
【作用】上記構成の本考案によれば、可動部がシャーシ
上を移動しても、可動部に一端を接続されたフレキシブ
ル配線板の一部はシャーシに添着された固定部材によっ
て固定されるよう作用する。According to the present invention having the above structure, even if the movable portion moves on the chassis, a part of the flexible wiring board having one end connected to the movable portion is fixed by the fixing member attached to the chassis. To work.
【００１１】[0011]
【実施例】図1(Ａ）は本考案の一実施例の底面図、同図
（Ｂ）は本考案の一実施例の要部の縦断面図である。両
図中、図３（Ａ）乃至（Ｂ）と同一構成部分には同一符
号を付し、その説明は省略する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1A is a bottom view of an embodiment of the present invention, and FIG. 1B is a longitudinal sectional view of a main part of the embodiment of the present invention. In both figures, the same components as those in FIGS. 3A to 3B are designated by the same reference numerals, and the description thereof will be omitted.
【００１２】両図中、９は剛性を有するステンレス板等
からなる略長方形の金属製押さえ板（固定部材）で、そ
の長手方向がＸ方向に延在するようシャーシ平面部２ａ
（シャーシ）に配設されている。すなわち、押さえ板９
の下面には両面粘着テープ１０の上面の粘着部が貼着さ
れ、両面粘着テープ１０の下面の左側約半分の粘着部に
はフレキシブル配線板８中央の折り曲げ部８ａが、右側
約半分の粘着部にはシャーシ平面部２ａが貼着されてい
る。このように、フレキシブル配線板８中央の折り曲げ
部８ａは押さえ板９と両面粘着テープ１０を介してシャ
ーシ平面部２ａに固着されている。In both figures, 9 is a substantially rectangular metal pressing plate (fixing member) made of a rigid stainless steel plate or the like, and the chassis plane portion 2a is arranged so that its longitudinal direction extends in the X direction.
(Chassis). That is, the pressing plate 9
The upper surface of the double-sided adhesive tape 10 is adhered to the lower surface of the double-sided adhesive tape 10, and the left half of the lower surface of the double-sided adhesive tape 10 has a bent portion 8a at the center of the flexible wiring board 8 and the right half of the adhesive section A chassis plane portion 2a is attached to the. In this way, the bent portion 8a at the center of the flexible wiring board 8 is fixed to the chassis flat portion 2a via the pressing plate 9 and the double-sided adhesive tape 10.
【００１３】上記のフレキシブル配線板の固定構造によ
れば、従来のそれに比べて両面粘着テープの粘着面の面
積が広く、また押さえ板９は剛性が高いステンレス板で
構成されている。このため、可動部である光学ピックア
ップ１が図示しないディスクの内周部に移動してフレキ
シブル配線板８が図１（Ｂ）中破線で示すよう位置して
フレキシブル配線板８にその弾性力により図中上方への
応力が作用した場合でも、両面粘着テープ１０の下面の
粘着部がシャーシ平面部２ａより剥がれることがない。According to the above-mentioned structure for fixing the flexible wiring board, the area of the adhesive surface of the double-sided adhesive tape is larger than that of the conventional one, and the pressing plate 9 is made of a stainless plate having high rigidity. Therefore, the optical pickup 1, which is a movable portion, moves to the inner peripheral portion of the disk (not shown), the flexible wiring board 8 is positioned as shown by the broken line in FIG. Even when a stress is applied upward in the middle, the adhesive portion on the lower surface of the double-sided adhesive tape 10 does not peel off from the chassis flat portion 2a.
【００１４】したがって、光学ピックアップ１が図中Ｘ
方向（ディスクの半径方向）に移動してもフレキシブル
配線板を簡単且つ確実に固定しておけて光学ピックアッ
プ１に引っ掛かりその移動が妨げられることなく、ディ
スク上のトラックを半径方向にサーチすることが可能と
なる。Therefore, the optical pickup 1 is indicated by X in the figure.
Even if the flexible wiring board is moved in the direction (radial direction of the disk), the flexible wiring board can be fixed easily and surely, and the track on the disk can be searched in the radial direction without being caught by the optical pickup 1 and hindering the movement thereof. It will be possible.
【００１５】また、押さえ板９の左端部９ａは上方に略
垂直に折り曲げられており、光学ピックアップ１がディ
スクの内周部に移動してフレキシブル配線板８の一部が
左端部９ａに当接するような場合にも、フレキシブル配
線板８が傷付かないよう構成されている。Further, the left end portion 9a of the pressing plate 9 is bent substantially vertically upward, and the optical pickup 1 moves to the inner peripheral portion of the disk so that a part of the flexible wiring board 8 comes into contact with the left end portion 9a. Even in such a case, the flexible wiring board 8 is configured so as not to be damaged.
【００１６】したがって、フレキシブル配線板８の被覆
が破けてその配線部の信号が押さえ板９を介し電気的に
ショートしたり、また配線部が断線して信号が供給され
ずに光学ピックアップ１の駆動制御が行えなかったりす
ることもない。なお、押さえ板９のシャーシ平面部２ａ
への固定は両面粘着テープによらずに例えばねじ止めす
るよう構成しても構わないが、上記の両面粘着テープに
よる固定構造によれば、極めて簡単な短時間の作業によ
り上記の効果を得ることができる。Therefore, the coating of the flexible wiring board 8 is broken and the signal of the wiring portion is electrically short-circuited via the pressing plate 9, or the wiring portion is broken and the signal is not supplied and the optical pickup 1 is driven. There is no need to control. In addition, the chassis flat portion 2a of the pressing plate 9
It may be configured such that it is fixed by screwing instead of using the double-sided adhesive tape, but the above-mentioned fixing structure by the double-sided adhesive tape can obtain the above-mentioned effect by an extremely simple and short-time operation. You can
【００１７】[0017]
【考案の効果】上述の如く本考案によれば、可動部がシ
ャーシ上を移動してもフレキシブル配線板の一部は固定
部材によってシャーシに固定されているので、フレキシ
ブル配線板の一部が可動部に引っ掛かり可動部の移動を
妨げることがない特長がある。As described above, according to the present invention, even if the movable part moves on the chassis, a part of the flexible wiring board is fixed to the chassis by the fixing member, so that a part of the flexible wiring board moves. There is a feature that it does not get caught in the part and hinder the movement of the movable part.
【図１】本考案の一実施例の二面図である。FIG. 1 is a two-sided view of an embodiment of the present invention.
【図２】従来のフレキシブル配線板の固定構造の一例の
二面図である。FIG. 2 is a two-sided view of an example of a conventional fixing structure for a flexible wiring board.
【符号の説明】 １ 光学ピックアップ（可動部） ２ ピックアップシャーシ（シャーシ） ２ａ シャーシ平面部（シャーシ） ８ フレキシブル配線板 ９ 押さえ板（固定部材） １０ 両面粘着テープ[Explanation of symbols] 1 optical pickup (movable part) 2 pickup chassis (chassis) 2a chassis flat part (chassis) 8 flexible wiring board 9 pressing plate (fixing member) 10 double-sided adhesive tape
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 実開 昭64−39691（ＪＰ，Ｕ) 実公 平１−33342（ＪＰ，Ｙ２) ─────────────────────────────────────────────────── ─── Continuation of the front page (56) Bibliographic references Sho 64-39691 (JP, U) Fukokuhei 1-333342 (JP, Y2)
Claims (1)
ャーシに固定する構成とされてなるフレキシブル配線板
の固定構造であって、 前記固定部材は、前記シャーシと前記フレキシブル配線
板の一部に一方の面が貼着されてなる両面粘着テープの
他方の面に貼着されてなるフレキシブル配線板の固定構
造。 1. A movable part moving on a chassis, a flexible wiring board having one end connected to the movable part, and a fixing member attached to the chassis, wherein a part of the flexible wiring board is provided. A flexible wiring board fixing structure configured to be fixed to the chassis by a portion fixing member , wherein the fixing member includes the chassis and the flexible wiring.
One side of the board is attached to one side
Fixing structure of flexible wiring board attached to the other surface
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1992002264U JPH08792Y2 (en) | 1992-01-24 | 1992-01-24 | Fixed structure of flexible wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1992002264U JPH08792Y2 (en) | 1992-01-24 | 1992-01-24 | Fixed structure of flexible wiring board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0562080U JPH0562080U (en) | 1993-08-13 |
| JPH08792Y2 true JPH08792Y2 (en) | 1996-01-10 |
Family
ID=11524518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1992002264U Expired - Fee Related JPH08792Y2 (en) | 1992-01-24 | 1992-01-24 | Fixed structure of flexible wiring board |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08792Y2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0328999Y2 (en) * | 1987-08-12 | 1991-06-20 | ||
| JPS6439691U (en) * | 1987-09-03 | 1989-03-09 |
-
1992
- 1992-01-24 JP JP1992002264U patent/JPH08792Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0562080U (en) | 1993-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |