JP2581691B2 - Joining method of metal and ceramics - Google Patents
Joining method of metal and ceramicsInfo
- Publication number
- JP2581691B2 JP2581691B2 JP62153242A JP15324287A JP2581691B2 JP 2581691 B2 JP2581691 B2 JP 2581691B2 JP 62153242 A JP62153242 A JP 62153242A JP 15324287 A JP15324287 A JP 15324287A JP 2581691 B2 JP2581691 B2 JP 2581691B2
- Authority
- JP
- Japan
- Prior art keywords
- metal
- ceramic
- ceramics
- contact
- alloy layer
- 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
- Ceramic Products (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、金属とセラミックスとの接合方法に関する
ものである。Description: TECHNICAL FIELD The present invention relates to a method for joining a metal and a ceramic.
（従来の技術） セラミックスの表面に、金属の溶湯を接触させること
により金属とセラミックスを接合する従来の接合方法と
しては、そのセラミックスの表面に酸化物（酸化アルミ
や炭化珪素）の粉末をあらかじめ付着させた後に金属の
溶湯を接触させるものであった。(Prior art) As a conventional joining method of joining a metal and a ceramic by bringing a molten metal of the metal into contact with the surface of the ceramic, a powder of an oxide (aluminum oxide or silicon carbide) is previously attached to the surface of the ceramic. After that, the molten metal was brought into contact.
（発明が解決しようとする問題点） しかしながら上述した従来の接合方法では、セラミッ
クスを金属が鋳包むことによって両者を形状的に結合し
ているにすぎず、金属とセラミックスとの接合面におけ
る接合強度はほとんどないに等しいという問題点があっ
た。(Problems to be Solved by the Invention) However, in the above-mentioned conventional bonding method, the ceramics are only cast in shape by casting the metal into the metal, and the bonding strength at the bonding surface between the metal and the ceramic is merely high. Had the problem that it was almost none.
（問題点を解決するための手段） 上述の問題点を解決するため本発明においては、セラ
ミックスの表面に、金属の溶湯を接触させる金属とセラ
ミックスとの接合方法において、そのセラミックスの表
面にあらかじめTi-Cu合金層を被着させた後、この合金
層に金属の溶湯を接触させるようにする。(Means for Solving the Problems) In order to solve the above-mentioned problems, according to the present invention, in a method of joining a metal and a ceramic by bringing a molten metal into contact with the surface of the ceramic, Ti After depositing the Cu alloy layer, a metal melt is brought into contact with the alloy layer.
またセラミックスの表面にあらかじめTi-Cu合金層を
被着させた後、この合金層にNiメッキを施して、このメ
ッキ層に金属の溶湯を接触させるようにしてもよい。Alternatively, a Ti-Cu alloy layer may be previously applied to the surface of the ceramic, and then the alloy layer may be plated with Ni so that a molten metal of the metal contacts the plated layer.
なお上述の接合方法においては、セラミックスの温度
を300℃以上に予熱した後に、金属の溶湯を接触させる
のがよい。In the above-mentioned joining method, it is preferable that the temperature of the ceramic is preheated to 300 ° C. or more, and then the molten metal is brought into contact.
（作用） 上述のように本発明においては、セラミックスの表面
にあらかじめTi-Cu合金層を被着させて金属化させた後
に、この合金層に直接またはNiメッキ層を介して金属の
溶湯を接触させるようにしたから、セラミックス表面の
金属化層と、溶湯として接触させた金属とが直接反応
し、結合することによって接合強度が従来のものより非
常に高くなる。(Operation) As described above, in the present invention, after a Ti-Cu alloy layer is previously applied to the surface of ceramics and metallized, a molten metal of the metal is brought into contact with the alloy layer directly or via a Ni plating layer. As a result, the metallized layer on the ceramic surface and the metal brought into contact with the molten metal directly react and bond with each other, so that the bonding strength becomes much higher than that of the conventional one.
（実施例） 以下、本発明の実施例を説明する。(Example) Hereinafter, an example of the present invention will be described.
図中１はセラミックス（Al2O3）で、この表面にチタ
ン（Ti）と銅（Cu）の粉末をアルコールでねったもの２
を塗布したものを無酸化炉内で950℃により10〜30分加
熱した。このようにすると第２図に示すように、セラミ
ックス１の表面に５〜100μｍのTi-Cuの合金層３ができ
た。In the figure, reference numeral 1 denotes ceramics (Al 2 O 3 ), on which titanium (Ti) and copper (Cu) powders are sprinkled with alcohol.
Was heated at 950 ° C. for 10 to 30 minutes in a non-oxidizing furnace. As a result, as shown in FIG. 2, a Ti—Cu alloy layer 3 of 5 to 100 μm was formed on the surface of the ceramic 1.
また第３図に示すように、セラミックス１の表面に形
成した合金層３の表面にさらにニッケルメッキ４を施し
てもよい。Further, as shown in FIG. 3, the surface of the alloy layer 3 formed on the surface of the ceramics 1 may be further plated with nickel.
上述のように表面を金属化したセラミックス１を300
℃以上に予熱して、これを第４図に示すような金型５の
底部に嵌め込んでアルミの溶湯を注入した。第５図はこ
のようにして得られたセラミックス１とアルミ６との鋳
包み試験片である。300 ceramics 1 whose surface is metallized as described above
It was preheated to a temperature of not less than ° C. and fitted into the bottom of a mold 5 as shown in FIG. 4 to inject a molten aluminum. FIG. 5 shows a cast-in test piece of ceramics 1 and aluminum 6 obtained in this manner.
このセラミックスの表面に金属化処理を施さない試料
Ａ、セラミックスの表面にTi-Cuの合金層の金属化処理
を施した試料Ｂ、およびセラミックスの表面にTi-Cuの
金属化処理を施した上に、さらにNiメッキを施した試料
Ｃを種々な温度に予熱してアルミ溶湯と接触させた場合
におけるセラミックスの割れ個数／試験個数は次表の通
りである。Sample A with no metallization on the surface of this ceramic, Sample B with metallization of a Ti-Cu alloy layer on the surface of the ceramic, and metallization of Ti-Cu on the surface of the ceramic Further, the number of cracks / the number of test pieces of the ceramic when the sample C further subjected to Ni plating is preheated to various temperatures and brought into contact with the molten aluminum is as shown in the following table.
上表からわかるようにセラミックスを300℃以上に予
熱すれば、ほとんど割れが発生しないことがわかる。 As can be seen from the above table, if the ceramic is preheated to 300 ° C. or higher, almost no cracks occur.
（発明の効果） 上述のように本発明においては、セラミックスの表面
にあらかじめTi-Cu合金層を被着させて金属化させた後
に、この合金層に直接またはNiメッキ層を介して金属の
溶湯を接触させるようにしたから、セラミックス表面の
金属化層と、溶湯として接触させた金属とが直接反応
し、結合することによって接合強度が従来のものより非
常に高くなるという効果が得られる。(Effects of the Invention) As described above, in the present invention, after a Ti-Cu alloy layer is previously applied to the surface of ceramics and metallized, the molten metal of the metal is applied directly to this alloy layer or through a Ni plating layer. Are brought into contact with each other, so that the metallized layer on the ceramic surface and the metal brought into contact as the molten metal react directly with each other and bond, whereby the effect that the joining strength is much higher than that of the conventional one can be obtained.
またセラミックスを300℃以上に予熱した状態で金属
の溶湯と接触させれば、セラミックスの割れが減少する
という効果が得られる。If the ceramics is preheated to 300 ° C. or higher and brought into contact with the molten metal, the effect of reducing the cracks in the ceramics can be obtained.
第１図〜第４図は本発明接合方法の工程説明図、 第５図は本発明接合方法によって接合した接合体の一例
を示すものである。 １……セラミックス ２……チタンと銅の粉末をねったもの ３……合金層 ４……ニッケルメッキ ５……金型 ６……アルミ1 to 4 are explanatory views of steps of the joining method of the present invention, and FIG. 5 shows an example of a joined body joined by the joining method of the present invention. DESCRIPTION OF SYMBOLS 1 ... Ceramics 2 ... Titanium and copper powder 3 ... Alloy layer 4 ... Nickel plating 5 ... Die 6 ... Aluminum
Claims (3)
させる金属とセラミックスとの接合方法において、その
セラミックスの表面にあらかじめTi-Cu合金層を被着さ
せた後、この合金層に金属の溶湯を接触させることを特
徴とする金属とセラミックスとの接合方法。In a method of joining a metal and ceramic to contact the surface of the ceramic with a molten metal, a Ti-Cu alloy layer is previously applied to the surface of the ceramic, and then the molten metal is applied to the alloy layer. A method for joining a metal and a ceramic, comprising bringing a metal into contact.
させる金属とセラミックスとの接合方法において、その
セラミックスの表面にあらかじめTi-Cu合金層を被着さ
せた後、この合金層にNiメッキを施して、このメッキ層
に金属の溶湯を接触させることを特徴とする金属とセラ
ミックスとの接合方法。2. A method for joining a metal and a ceramic in which a molten metal is brought into contact with the surface of the ceramic, wherein a Ti-Cu alloy layer is previously applied to the surface of the ceramic, and then a Ni plating is applied to the alloy layer. And bonding a molten metal of the metal to the plating layer.
た後に、金属の溶湯を接触させることを特徴とする特許
請求の範囲第１項又は第２項記載の金属とセラミックス
との接合方法。3. The method according to claim 1, wherein after the ceramic is preheated to a temperature of 300 ° C. or more, the metal is brought into contact with the molten metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62153242A JP2581691B2 (en) | 1987-06-22 | 1987-06-22 | Joining method of metal and ceramics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62153242A JP2581691B2 (en) | 1987-06-22 | 1987-06-22 | Joining method of metal and ceramics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63317245A JPS63317245A (en) | 1988-12-26 |
| JP2581691B2 true JP2581691B2 (en) | 1997-02-12 |
Family
ID=15558166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62153242A Expired - Fee Related JP2581691B2 (en) | 1987-06-22 | 1987-06-22 | Joining method of metal and ceramics |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2581691B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030032535A (en) * | 2001-10-18 | 2003-04-26 | 김남중 | Methods of a coloured ceramics for a cooking tools and the coloured ceramics coated cooking tools |
| JP4895638B2 (en) * | 2006-02-21 | 2012-03-14 | Ｄｏｗａメタルテック株式会社 | Manufacturing method of ceramic circuit board |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60180658A (en) * | 1984-02-27 | 1985-09-14 | Daido Steel Co Ltd | Production of ceramic-metal composite body |
| JPS61283446A (en) * | 1985-06-07 | 1986-12-13 | Hitachi Metals Ltd | Joining method for ceramics and metal |
-
1987
- 1987-06-22 JP JP62153242A patent/JP2581691B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63317245A (en) | 1988-12-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |