JPS6014226Y2 - Holding structure of circuit board for electric clock - Google Patents
Holding structure of circuit board for electric clockInfo
- Publication number
- JPS6014226Y2 JPS6014226Y2 JP12069676U JP12069676U JPS6014226Y2 JP S6014226 Y2 JPS6014226 Y2 JP S6014226Y2 JP 12069676 U JP12069676 U JP 12069676U JP 12069676 U JP12069676 U JP 12069676U JP S6014226 Y2 JPS6014226 Y2 JP S6014226Y2
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- circuit
- holding structure
- case
- strip
- 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
Links
Landscapes
- Electric Clocks (AREA)
- Electromechanical Clocks (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Description
【考案の詳細な説明】
本考案は、フィルム状の回路基板に数個以上の回路素子
を固定させて形威する電気時計用回路基板の保持構造に
関するものである。[Detailed Description of the Invention] The present invention relates to a holding structure for a circuit board for an electric watch, in which several or more circuit elements are fixed to a film-like circuit board.
最近のデジタル時計も含め、水晶時計の伸びは著しく、
更に多機能化された時計を動作させるＭＯＳ−ＩＣはま
すます大きくなり、端子数増加によるワイヤボンディン
グ加工の工数が増え、コスト高の一因を威してきている
。The growth of crystal watches, including recent digital watches, is remarkable.
Furthermore, MOS-ICs that operate multi-functional watches are becoming larger and larger, and the increase in the number of terminals increases the number of wire bonding processes, which is one of the causes of high costs.
この欠点を補うために、フィルム状の回路基板にラミネ
ートされた金属リードとＭＯＳ−ＩＣチップの端子を同
時に固定および電気結合を行なうギヤングボンディング
方式が採り入れられつつあり、前記フィルム状の回路基
板に設けられたスプロケットにより自動送りと位置決め
が可能となるため、ＭＯＳ−ＩＣのボンディングはもと
より、このモールド・他の素子のハンダ付は等の加工工
程の自動化が図れるようになった。In order to compensate for this drawback, a gigantic bonding method is being adopted that simultaneously fixes and electrically connects the metal leads laminated to the film-shaped circuit board and the terminals of the MOS-IC chip. Since the provided sprocket enables automatic feeding and positioning, it has become possible to automate processing processes such as bonding of MOS-ICs, as well as soldering of molds and other elements.
現状は、ＭＯＳ−ＩＣチップとその周辺のわずかな素子
類を上記の方式で加工して回路形威し、本体の回路に組
み込まれる方法が用いられている。Currently, the method used is to process the MOS-IC chip and a few surrounding elements using the above-mentioned method to form a circuit, which is then incorporated into the circuit of the main body.
本考案は、上述の利点を更に高め、最適な時計用回路を
製造しようとするものであり、フィルム状の回路基板を
ベースとしてＭＯＳ−ＩＣのギヤングボンデング・モー
ルド・水晶振動子ユニットおよびトリマコンデンサ・チ
ップ・コンデンサ等をハンダ付等により自動的に固定し
、更に時計部品として、組立可能なように前記回路基板
を補強する部材を固定し、完全に回路形威してから、前
記補強部材の外形にはＳ゛合わせて前記回路基板を切断
して回路ブロックを作成しようとするものである。The present invention aims to further enhance the above-mentioned advantages and manufacture an optimal watch circuit, and uses a film-like circuit board as a base for MOS-IC gigantic bonding, molding, crystal oscillator unit, and trimmer. Capacitors, chips, capacitors, etc. are automatically fixed by soldering, etc., and furthermore, a member for reinforcing the circuit board is fixed so that it can be assembled as a watch part, and after the circuit board is completely shaped, the reinforcing member is fixed. The circuit board is cut to fit the external shape S to create a circuit block.
図面に沿って説明すると、第１図、第２図、第３図のよ
うに、フィルム状の回路基板１は帯状部１ａによって保
持部１ｂ（スプロケットは開示せず）と連結されており
、帯状部１ａによって形威される溝部１ｃが回路ケース
７を囲んでいる。To explain along the drawings, as shown in FIGS. 1, 2, and 3, a film-like circuit board 1 is connected to a holding part 1b (sprockets are not shown) by a band-shaped part 1a. A groove portion 1c defined by the portion 1a surrounds the circuit case 7.
この回路基板１にＭＯＳ−ＩＣチップ２がギヤングボン
デングされ、モールド材３によりモールドされた後にト
リマコンデンサ４、発振回路のドレインコンデンサ５ａ
、液晶駆動用昇圧コンデンサ５ｂおよび水晶振動子ユニ
ット６のリードをハンダ固定して形威し、前記回路を補
強するために回路ケ−ス７をプラスチック材から成るダ
ボ８を熱によってつぶして固定し、前記回路ケース７の
ノツチ９を利用して、帯状部１ａをプレス等により切断
して形威された回路ブロックをベースとして時計の組立
が行なわれる。A MOS-IC chip 2 is bonded to this circuit board 1 and molded with a molding material 3, followed by a trimmer capacitor 4 and a drain capacitor 5a of the oscillation circuit.
, the leads of the liquid crystal drive boost capacitor 5b and the crystal resonator unit 6 are fixed with solder, and in order to reinforce the circuit, the circuit case 7 is fixed by crushing the dowel 8 made of plastic material with heat. The notch 9 of the circuit case 7 is used to assemble a timepiece based on a circuit block formed by cutting the band portion 1a with a press or the like.
前記回路ブロックと電池１１を電気結合するプラスリー
ド板１２とマイナスリード板１３を、前記回路ケース７
に設けた突起１４を案内として組込んで、パネル受座１
５で押えるようにし、前記回路基板１の電極と液晶パネ
ル１８の電気導通を図り、且つダンパーも兼ねる弾性導
電部材１９ａ、１９ｂをそれぞれ組込み、更に前記液晶
パネル１８を組込んでパネル押工２０ａ、２０ｂで前記
パネル受座１５を介して前記回路ケース７に打込まれた
受足２１ｂ、２１ｂによってネジ止め固定されて、時計
体を形威する。A positive lead plate 12 and a negative lead plate 13 that electrically connect the circuit block and battery 11 are connected to the circuit case 7.
By incorporating the protrusion 14 provided on the panel seat 1 as a guide,
5 to establish electrical continuity between the electrodes of the circuit board 1 and the liquid crystal panel 18, and incorporate elastic conductive members 19a and 19b, which also serve as dampers, respectively, and further incorporate the liquid crystal panel 18, and press the panel press 20a, At 20b, it is screwed and fixed by the sockets 21b and 21b driven into the circuit case 7 through the panel socket 15, forming a timepiece body.
第４図は、回路基板１が回路ケース７よりも小さくて良
い場合で、前記回路ケース７に設けられた穴１０を利用
して前記回路基板１の帯状部１ａを切断して回路ブロッ
クを形威させ、以後、上述のように組立加工を行ない時
計体を形威している。FIG. 4 shows a case in which the circuit board 1 may be smaller than the circuit case 7, and a circuit block is formed by cutting the strip portion 1a of the circuit board 1 using the hole 10 provided in the circuit case 7. After that, the watch body is assembled and processed as described above.
尚、第１図と同様に保持部１ｂ及び溝部ＩＣが形威され
、溝部１Ｃが回路ケース７を囲んでいる。Note that, as in FIG. 1, the holding portion 1b and the groove IC are formed, and the groove portion 1C surrounds the circuit case 7.
以上述べたように、本考案によれば、フィルム状の回路
基板の一平面上に所要の素子を全て固定させ、自動化に
よる回路製造方法の利点を余すことなく利用し、時計の
ように小さく、精密な回路製造に最も適するようにした
もので、合理化・自動化してコスト低減を大幅に図るこ
とを可能とする有益な考案である。As described above, according to the present invention, all the necessary elements are fixed on one plane of a film-like circuit board, and the advantages of the automated circuit manufacturing method are fully utilized, making it as small as a clock. This is a useful idea that is most suitable for precision circuit manufacturing, making it possible to significantly reduce costs through rationalization and automation.
又、本考案では、フィルム板上において保持部と回路基
板の間を帯状部で接続し、しかも帯状部によって形威さ
れる溝部が回路ケースの外周より大きく形威されている
ので次のような効果を有する。In addition, in the present invention, the holding part and the circuit board are connected on the film board by a band-shaped part, and the groove defined by the band-shaped part is larger than the outer periphery of the circuit case, so that the following structure is achieved. have an effect.
ａ 回路ケースと回路基板部を固着した後、保持部と回
路基板部を切断するが、切断が帯状部のみで済むため、
切断に際して応力が少なくて良く、回路ケースと回路基
板部の剥離といったような問題を生じることなく、歩留
りの良い切断加工が可能である。a. After fixing the circuit case and the circuit board part, the holding part and the circuit board part are cut, but only the strip part needs to be cut.
Cutting requires less stress, and cutting can be performed with a high yield without causing problems such as separation between the circuit case and the circuit board.
ｂ 回路ケース上に重なるフィルム部材としては回路基
板部以外には帯状部のみであるので、回路ケースとの干
渉が少なくて済み、回路基板部の浮き上がりといったよ
うな問題が少なく組込性の良い回路基板の保持構造を提
供できる。b Since the only film member other than the circuit board part that overlaps the circuit case is the band-shaped part, there is less interference with the circuit case, and there are fewer problems such as the circuit board part lifting up, making the circuit easy to integrate. A holding structure for the substrate can be provided.
Ｃフィルム上の保持部と回路基板部に設けた溝部を回路
ケースより大きく形威しであるので、回路ケースと回路
基板部の相対位置が出し易くなり、組込性の向上に寄与
し得る。Since the grooves provided in the holding part on the C film and the circuit board part are larger than the circuit case, it becomes easier to determine the relative position of the circuit case and the circuit board part, which contributes to improved ease of assembly.
第１図は、本考案の一実施例を示す概組立平面図であり
、第２図・第３図は、本考案の一実施例を示す組立断面
図であり、第４図も、本考案の一実施例を示す概組立平
面図である。
１・・・・・・回路基板、２・・・・・・ＭＯＳ−ＩＣ
チップ、４・・・・・・トリマコンデンサ、５ａ・・・
・・・ドレインコンデンサ、５ｂ・・・・・・液晶駆動
用昇圧コンデンサ、６・・・・・・水晶振動子ユニット
、７・・・・・・回路ケース。FIG. 1 is a schematic assembled plan view showing an embodiment of the present invention, FIGS. 2 and 3 are assembled sectional views showing an embodiment of the present invention, and FIG. FIG. 2 is a schematic assembled plan view showing one embodiment of the present invention. 1...Circuit board, 2...MOS-IC
Chip, 4... Trimmer capacitor, 5a...
...Drain capacitor, 5b...Liquid crystal drive boost capacitor, 6...Crystal resonator unit, 7...Circuit case.
Claims (1)
り用スプロケットとの係合部を有する保持部とをフィル
ム状部材で一体に形威して成る電気時計用回路基板の保
持構造において前記保持部と前記回路基板部の間は接続
用の複数の帯状部と前記帯状部によって形威される溝部
とが形威されており、前記回路基板部には少なくとも回
路ケースに設けられる突起部と係合する穴部が形威され
ると共に、前記回路ケースが固定され、前記帯状部は前
記回路基板部に固定した前記回路ケースのノツチ部もし
くは穴部と対向して切断箇所を形威し、且つ前記溝部は
前記回路ケースの外周が前記溝部内に配置されるよう形
威してなることを特徴とする電気時計用回路基板の保持
構造。In the holding structure for a circuit board for an electric watch, the holding structure for a circuit board for an electric watch is formed by integrally forming a circuit board part to which an IC and other circuit elements are attached and a holding part having an engaging part for an automatic feed sprocket using a film-like member. A plurality of strip-like parts for connection and a groove formed by the strip-like parts are formed between the part and the circuit board part, and the circuit board part has at least a projection part provided on the circuit case. The circuit case is fixed while the matching hole is formed, and the strip part is opposed to the notch or hole of the circuit case fixed to the circuit board part to form the cutting part, and A holding structure for a circuit board for an electric watch, wherein the groove is shaped so that the outer periphery of the circuit case is disposed within the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12069676U JPS6014226Y2 (en) | 1976-09-08 | 1976-09-08 | Holding structure of circuit board for electric clock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12069676U JPS6014226Y2 (en) | 1976-09-08 | 1976-09-08 | Holding structure of circuit board for electric clock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5338665U JPS5338665U (en) | 1978-04-04 |
| JPS6014226Y2 true JPS6014226Y2 (en) | 1985-05-07 |
Family
ID=28730181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12069676U Expired JPS6014226Y2 (en) | 1976-09-08 | 1976-09-08 | Holding structure of circuit board for electric clock |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6014226Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2485421B (en) | 2010-11-15 | 2016-05-25 | Mars Inc | Dough products exhibiting reduced oil migration |
-
1976
- 1976-09-08 JP JP12069676U patent/JPS6014226Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5338665U (en) | 1978-04-04 |
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