JPH0779520B2 - Vibration plate for full-face drive type speaker and method for manufacturing the same - Google Patents
Vibration plate for full-face drive type speaker and method for manufacturing the sameInfo
- Publication number
- JPH0779520B2 JPH0779520B2 JP29779486A JP29779486A JPH0779520B2 JP H0779520 B2 JPH0779520 B2 JP H0779520B2 JP 29779486 A JP29779486 A JP 29779486A JP 29779486 A JP29779486 A JP 29779486A JP H0779520 B2 JPH0779520 B2 JP H0779520B2
- Authority
- JP
- Japan
- Prior art keywords
- aluminum
- diaphragm
- full
- conductor
- flat plate
- 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 - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000000034 method Methods 0.000 title description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 30
- 229910052782 aluminium Inorganic materials 0.000 claims description 30
- 239000004020 conductor Substances 0.000 claims description 17
- 239000000919 ceramic Substances 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 239000002585 base Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 229920002120 photoresistant polymer Polymers 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims 1
- 238000000151 deposition Methods 0.000 description 3
- 238000004070 electrodeposition Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004111 Potassium silicate Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は全面駆動型スピーカの振動板及びその製造方法
に関するものである。Description: TECHNICAL FIELD The present invention relates to a diaphragm for a full-face drive type speaker and a method for manufacturing the same.
（従来技術およびその問題点） 全面駆動型スピーカの振動板を構成する平板の基体はそ
の物理的性質として軽量であること、剛性が大であるこ
となどの要請から実用的に十分な振動板基体は得られな
いのが現状である。(Prior Art and Its Problems) A flat plate substrate that constitutes a diaphragm of a full-drive speaker is a practically sufficient diaphragm substrate because of its physical properties such as being lightweight and having high rigidity. The current situation is that no
（問題点を解決するための手段） 本発明は上記問題点を解決するために提案されたもの
で、電解析出法（以下電析法という）を適用して軽量
で、かつ高弾性の振動板を提供することを目的とする。(Means for Solving Problems) The present invention has been proposed in order to solve the above problems, and is a lightweight and highly elastic vibration obtained by applying an electrolytic deposition method (hereinafter referred to as electrodeposition method). The purpose is to provide a plate.
すなわち、本発明は上記目的を達成するために、 全面駆動型スピーカの振動板において、振動板基体がセ
ラミツクスで形成され、かつ導体がアルミニウムで形成
されたことを特徴とする全面駆動型スピーカの振動板を
要旨とし、 また、アルミニウム平板の一方の面をレジスト剤でマク
スし、前記アルミニウム平板の他方の面に電解析出法に
よりセラミツクス層を形成し、レジスト剤を除去した
後、露出したアルミニウムの面にフオトレジスト剤を用
いて導体パターンをマスクし、酸又はアルカリの溶解液
にアルミニウム平板を浸漬してセラミツクス層にアルミ
ニウム導体を形成したことを特徴とする全面駆動型スピ
ーカの振動板の製造方法を要旨とするものである。In other words, in order to achieve the above object, the present invention is a vibration plate for a full-drive speaker, wherein the vibration plate base is made of ceramics and the conductor is made of aluminum. A plate is used as a gist, and one surface of an aluminum flat plate is masked with a resist agent, and a ceramics layer is formed on the other surface of the aluminum flat plate by an electrolytic deposition method. A method of manufacturing a diaphragm for a full-drive speaker, wherein a conductor pattern is masked on a surface thereof, and an aluminum flat plate is immersed in a solution of an acid or an alkali to form an aluminum conductor on a ceramics layer. Is the gist.
（作用） 本発明はアルミニウム平板の一方の面に電析法によりセ
ラミツクス層を形成した後、アルミニウム平板の他方の
面に導体パターンのマスクを施し、アルミニウム平板を
溶解除去し、セラミツクス層に導体パターンを形成した
振動板の製造方法で軽量で高弾性の振動板が得られる。(Operation) The present invention forms a ceramic layer on one surface of an aluminum flat plate by an electrodeposition method, and then masks the conductive pattern on the other surface of the aluminum flat plate to dissolve and remove the aluminum flat plate to form a conductive pattern on the ceramic layer. A lightweight and highly elastic diaphragm can be obtained by the method of manufacturing the diaphragm having the above-mentioned structure.
（実施例） 電解浴組成として、ケイ酸カリウム200g/の水溶液に
アルミニウム平板の一方の面にレジスト剤を塗布し、ア
ルミニウム平板を陽極とし、鉄板を陰極として浸漬し、
陽極電流密度を1A/dm2に保持しながら直流電流を連続的
に流す。陽極電流密度を1A/dm2に20分間通電処理し、ア
ルミニウム平板上に厚さ30〜40μｍの酸化ケイ素のセラ
ミツクス層が形成された。このセラミツクス層の厚さは
振動板の大きさその他の条件によつて所望される厚さと
する。(Example) As an electrolytic bath composition, a resist agent is applied to one surface of an aluminum flat plate in an aqueous solution of 200 g / potassium silicate, the aluminum flat plate is used as an anode, and the iron plate is used as a cathode.
DC current is continuously applied while maintaining the anode current density at 1 A / dm 2 . The anode current density was 1 A / dm 2 for 20 minutes, and a ceramic layer of silicon oxide having a thickness of 30 to 40 μm was formed on the aluminum plate. The thickness of the ceramic layer is a thickness desired depending on the size of the diaphragm and other conditions.
セラミツクス層を形成した後、レジスト剤を除去し、露
出したアルミニウムの面に所望する導体パターンに従つ
てホトレジスト剤でアルミニウム面をマスクする。After forming the ceramic layer, the resist agent is removed, and the aluminum surface is masked with a photoresist agent according to the desired conductor pattern on the exposed aluminum surface.
次に、酸又はアルカリのアルミニウム溶解液にアルミニ
ウム平板を浸漬し、マスク部以外のアルミニウムを溶解
除去する。Next, the flat aluminum plate is immersed in an acid or alkali solution of aluminum to dissolve and remove the aluminum except the mask portion.
以上の工程を経て、セラミツクス層にアルミニウム導体
からなる導体パターンが形成された全面駆動型スピーカ
の振動板が得られる。Through the above steps, the diaphragm of the full-face drive type speaker in which the conductor pattern made of the aluminum conductor is formed on the ceramic layer is obtained.
次いで、本発明の振動板について説明する。Next, the diaphragm of the present invention will be described.
図は本発明の製造方法によつて得られた振動板を適用し
た全面駆動型スピーカの断面図である。図において、１
は電析法によら形成したセラミツクスの振動板基体、２
は振動板基体の方面に形成したアルミニウムの導体、３
は磁石、４は磁性プレートで、振動板基体１に平行で導
体２と交差する磁界を発生する磁気回路を形成する。こ
れらの、振動板基体１、磁石３及び磁性プレート４は固
定部材５で一体的に保持され、振動板基体１は図示上上
下に振動して、導体２に加えられた音声信号をスピーカ
として再生する。The figure is a cross-sectional view of a full-face drive type speaker to which a diaphragm obtained by the manufacturing method of the present invention is applied. In the figure, 1
Is a diaphragm substrate of ceramics formed by the electrodeposition method, 2
Is an aluminum conductor formed on the surface of the diaphragm base, 3
Is a magnet, and 4 is a magnetic plate, which forms a magnetic circuit that generates a magnetic field parallel to the diaphragm base 1 and intersecting the conductor 2. The diaphragm base 1, the magnet 3 and the magnetic plate 4 are integrally held by the fixing member 5, and the diaphragm base 1 vibrates up and down in the figure to reproduce the audio signal applied to the conductor 2 as a speaker. To do.
（発明の効果） 以上、説明したように、本発明によればアルミニウム平
板の一方の面をレジスト剤でマスクし、前記アルミニウ
ム平板の他方の面に電解析出法によりセラミツクス層を
形成し、レジスト剤を除去した後、露出したアルミニウ
ムの面にフオトレジストを用いて導体パターンをマスク
し、酸又はアルカリの溶解液にアルミニウム平板を浸漬
してセラミツクス層にアルミニウム導体を形成したこと
により、軽量で、かつ高弾性の全面駆動型スピーカの振
動板が得られる。(Effects of the Invention) As described above, according to the present invention, one surface of an aluminum flat plate is masked with a resist agent, and a ceramics layer is formed on the other surface of the aluminum flat plate by an electrolytic deposition method. After removing the agent, by masking the conductor pattern using a photoresist on the surface of the exposed aluminum, by dipping an aluminum flat plate in a solution of acid or alkali to form an aluminum conductor in the ceramics layer, it is lightweight, In addition, a diaphragm of a high-strength all-drive speaker can be obtained.
図は本発明の振動板を適用した全面駆動型スピーカの断
面図である。 １……セラミツクスの振動板基体、２……アルミニウム
の導体、３……磁石、４……磁性プレート、５……固定
部材The figure is a cross-sectional view of a full-face drive type speaker to which the diaphragm of the present invention is applied. 1 ... Ceramic diaphragm base, 2 ... Aluminum conductor, 3 ... Magnet, 4 ... Magnetic plate, 5 ... Fixing member
Claims (2)
振動板と、該振動板と平行でかつ導体と交差する磁界を
発生する磁気回路とからなる全面駆動型スピーカの振動
板において、該振動板の基体がセラミツクスであり、か
つ導体がアルミニウムにより形成されたことを特徴とす
る全面駆動型スピーカの振動板。1. A diaphragm for a full-drive speaker, comprising: a film-shaped diaphragm having a conductor pattern formed on one surface; and a magnetic circuit for generating a magnetic field parallel to the diaphragm and intersecting the conductor. The base plate is a ceramic, and the conductor is made of aluminum.
でマスクし、前記アルミニウム平板の他方の面に電解析
出法によりセラミツクス層を形成し、レジスト剤を除去
した後、露出したアルミニウムの面にフオトレジスト剤
を用いて導体パターンをマスクし、酸又はアルカリの溶
解液にアルミニウム平板を浸漬してセラミツクス層にア
ルミニウム導体を形成したことを特徴とする全面駆動型
スピーカの振動板の製造方法。2. A surface of an aluminum flat plate is masked with a resist agent, a ceramics layer is formed on the other surface of the aluminum flat plate by electrolytic deposition, the resist agent is removed, and then the exposed aluminum surface is exposed. A method of manufacturing a diaphragm for a full-drive speaker, wherein a conductor pattern is masked using a photoresist agent, and an aluminum flat plate is immersed in a solution of an acid or an alkali to form an aluminum conductor on a ceramics layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29779486A JPH0779520B2 (en) | 1986-12-16 | 1986-12-16 | Vibration plate for full-face drive type speaker and method for manufacturing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29779486A JPH0779520B2 (en) | 1986-12-16 | 1986-12-16 | Vibration plate for full-face drive type speaker and method for manufacturing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63151297A JPS63151297A (en) | 1988-06-23 |
| JPH0779520B2 true JPH0779520B2 (en) | 1995-08-23 |
Family
ID=17851255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29779486A Expired - Lifetime JPH0779520B2 (en) | 1986-12-16 | 1986-12-16 | Vibration plate for full-face drive type speaker and method for manufacturing the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0779520B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011142030A1 (en) * | 2010-05-14 | 2011-11-17 | インターファクト有限会社 | Planar-type speaker |
-
1986
- 1986-12-16 JP JP29779486A patent/JPH0779520B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63151297A (en) | 1988-06-23 |
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