JPH0249310A - Sensor member - Google Patents
Sensor memberInfo
- Publication number
- JPH0249310A JPH0249310A JP19846888A JP19846888A JPH0249310A JP H0249310 A JPH0249310 A JP H0249310A JP 19846888 A JP19846888 A JP 19846888A JP 19846888 A JP19846888 A JP 19846888A JP H0249310 A JPH0249310 A JP H0249310A
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- alloy
- mounting side
- wire
- sensor member
- 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
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Non-Insulated Conductors (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、温度変化やガス流量等の変化を電気抵抗値の
変化に変換し感知する各種センサーのセンサー用材料を
取付けるためのセンサー用部品に関するものである。Detailed Description of the Invention (Industrial Application Field) The present invention is a sensor component for attaching sensor materials for various sensors that convert and sense changes in temperature, gas flow rate, etc. into changes in electrical resistance. It is related to.
（従来の技術）
従来、上記各種センサーのセンサー用材料を取付けるた
めのセンサー用部品としては、第３図に示す如＜Ｐｔ／
ＦｅＮｉ合金の複合線１と表面にＳｎめっきを施したＣ
ｕ線２の端部を重ね合わせて、電気抵抗溶接にて接合し
、モールドに組込む為にハーメチック焼結加工（外表面
はＦｅ）を施したものが用いられている。(Prior Art) Conventionally, sensor parts for attaching sensor materials of the various sensors mentioned above have been made of <Pt/Pt/
FeNi alloy composite wire 1 and C with Sn plating on the surface
The ends of the U-wires 2 are overlapped and joined by electric resistance welding, and hermetically sintered (the outer surface is made of Fe) is used in order to incorporate it into a mold.
（発明が解決しようとする課題）
ところで上記構造のセンサー用部材３は、ハーメチック
焼結時１０００℃の高温に加熱された際やその後のモー
ルド組込作業の際やセンサーとして使用した際に、線１
．２の接合部が剥がれたり、出荷時の検査における折り
曲げ試験の際に十分な結果が得られなかったりして、信
頼性に欠けるものであった。(Problems to be Solved by the Invention) By the way, the sensor member 3 having the above-mentioned structure has wires when heated to a high temperature of 1000°C during hermetic sintering, during subsequent mold assembly work, or when used as a sensor. 1
．． The joints of the parts 2 and 2 peeled off, and sufficient results were not obtained during the bending test during shipping inspection, resulting in a lack of reliability.
（発明の目的）
本発明は上記課題を解決すべくなされたもので、線同志
の接合強度の十分なセンサー用部材を提供することを目
的とするものである。(Object of the Invention) The present invention was made to solve the above problems, and an object of the present invention is to provide a sensor member with sufficient bonding strength between wires.
（課題を解決するための手段）
上記課題を解決するための本発明のセンサー用部材は、
センサー用材料と端子接続し、モールド等に組込み固定
するセンサー用部材に於いて、センサー用材料取付側が
Ｐｔ／ＦｅＮｉ合金の複合線となされ、リード線取付側
がＳｎめっきを施したＣｕＮ ｉ合金の線となされて、
両者が相互の端面にて加圧溶接により接合されているこ
とを特徴とするものである。(Means for Solving the Problems) The sensor member of the present invention for solving the above problems includes:
In a sensor member that connects terminals to a sensor material and is assembled and fixed in a mold etc., the side where the sensor material is attached is a composite wire of Pt/FeNi alloy, and the side where the lead wire is attached is a Sn-plated CuNi alloy wire. It was said that
This is characterized in that both are joined at their mutual end faces by pressure welding.
（作用）
上記の如く構成された本発明のセンサー用部材は、Ｐｔ
／ＦｅＮｉ合金の複合線より硬さが低いＳｎめっきを施
したＣｕＮ ｉ合金の線が接合部にて膨張肥大してＰｔ
／ＦｅＮｉ合金の複合線の端１部を被覆しているので、
接合面積が著しく広く、強固な接合が得られる。(Function) The sensor member of the present invention configured as described above has Pt
/The Sn-plated CuNi alloy wire, which has a lower hardness than the FeNi alloy composite wire, expands and thickens at the joint, resulting in Pt.
Since one end of the /FeNi alloy composite wire is coated,
The bonding area is extremely wide and a strong bond can be obtained.
また本発明のセンサー用部材は、センサー材料取付側に
、測定温度変化やガスに対する耐蝕性を有するＰｔを外
表面に配したＰｔ／ＦｅＮｉ合金の複合線を配している
ので、熱膨張率がハーメチックと類似している。従って
ハーメチック焼結後、Ｐｔ／ＦｅＮｉ合金の複合線の端
部が抜けることが無いものである。In addition, the sensor member of the present invention has a composite wire of Pt/FeNi alloy with Pt on the outer surface, which has corrosion resistance against measurement temperature changes and gases, on the side where the sensor material is attached, so that the coefficient of thermal expansion is low. Similar to hermetic. Therefore, the ends of the Pt/FeNi alloy composite wire do not come off after hermetic sintering.
さらに本発明のセンサー用部材は、リード線取付側にＣ
ｕ Ｎ ｉ合金の線を配しているので、Ｐｔ／ Ｆ ｅ
Ｎ ｉ合金の複合線との溶接性が良く、接合強度も強
く安定する。しかもＣｕＮｉ合金の線にＳｎめっきを施
しているので、端子接続時のハンダ付は性が良好で且つ
耐蝕性も向上する。Furthermore, the sensor member of the present invention has C on the lead wire attachment side.
Since the uNi alloy wire is arranged, Pt/Fe
It has good weldability with Ni alloy composite wire, and the joint strength is strong and stable. Moreover, since the CuNi alloy wire is Sn-plated, the soldering properties are good when connecting the terminals, and the corrosion resistance is also improved.
（実施例）
本発明のセンサー用部材の一実施例を説明すると、第１
図に示す如く外径０．４ｍｍ、長さ１５ｍｍ、外周側の
Ｐｔ厚み２２μｍのＰ ｔ／Ｆ ｅＮ １５０ｗｔ％合
金の複金合金０と、外径０．４ｍｍ、長さ３５ｍｍ、外
周のＳｎめっき厚み１μｍのＣｕＮｉ５０ｗｔ％合金の
線１１とが、端面にて加圧力５０ｇ、電圧５０Ｖ１電流
３００Ａにて電気抵抗溶接されて、図示の如く外径０．
６ｍｍの接合被覆部１２を有するセンサー用部材１３が
構成されている。(Example) To explain one example of the sensor member of the present invention, the first
As shown in the figure, composite alloy 0 is a Pt/FeN 150wt% alloy with an outer diameter of 0.4 mm, a length of 15 mm, and a Pt thickness of 22 μm on the outer periphery, and an outer diameter of 0.4 mm, a length of 35 mm, and a Sn plating on the outer periphery. A wire 11 of 50 wt% CuNi alloy with a thickness of 1 μm is electrically resistance welded at the end face with a pressure of 50 g, a voltage of 50 V, and a current of 300 A, so that the outer diameter is 0.
A sensor member 13 having a joint covering portion 12 of 6 mm is configured.
かかる構造のセンサー用部材１３は、その後外径２ｍｍ
、、Ｆｅ厚み０３ｍｍのハーメチック焼結を１０００℃
で行った後、第２図に示す如くモールド１４に組込み、
センサー用部品１５とした。The sensor member 13 having such a structure then has an outer diameter of 2 mm.
, Hermetic sintering of Fe thickness 03mm at 1000℃
After that, it is assembled into a mold 14 as shown in FIG.
It was designated as sensor part 15.
一方、従来例として第３図に示す如く上記実施例と同一
寸法のＰ ｔ／Ｆ ｅＮ １５０ｗｔ％合金の複金合金
と、Ｓｎめっきを施したＣｕ線２とを端部で長さ １．
５印重ね合わせて電気抵抗溶接にて接合してセンサー用
部材３とし、次いでハーメチック焼結を１０００℃で行
い、然る後モールドに組込みセンサー用部品１５とした
。On the other hand, as a conventional example, as shown in FIG. 3, a composite metal alloy of 150 wt% P t/F eN alloy having the same dimensions as the above embodiment and a Sn-plated Cu wire 2 are connected at the ends with a length of 1.
The five marks were overlapped and joined by electric resistance welding to form a sensor member 3, followed by hermetic sintering at 1000°C, and then incorporated into a mold to form a sensor part 15.
然してモールド組込み前にて実施例及び従来例のセンサ
ー用部材の２本の線の接合強度及び往復曲げ試験（９０
度曲げ３往復試験）を行った処、下記の表に示すような
結果を得た。However, before assembling into the mold, the bonding strength and reciprocating bending test (90
A 3-degree bending test) was conducted, and the results shown in the table below were obtained.
上記の表で明らかなように従来例のセンサー用部材は、
接合強度が低く、往復曲げ試験による折損本数が１００
本中２１本と多いのに対し、実施例のセンサー用部材は
接合強度が高く、往復曲げ試験による折損本数が皆無で
あった。As is clear from the table above, the conventional sensor components are:
The joint strength is low, and the number of broken pieces in the reciprocating bending test is 100.
In contrast, the sensor member of the example had high bonding strength, and no breakage occurred during the reciprocating bending test.
（発明の効果）
以上詳記した通り本発明のセンサー用部材は、Ｐｔ／Ｆ
ｅＮｉ合金の複合線よりも軟らかいＣｕＮｉ合金が接合
部にて被覆増大する為、接合面積が十分広くとれ、強固
な接合強度のセンサー用部材が得られるものである。(Effects of the Invention) As detailed above, the sensor member of the present invention has Pt/F
Since the CuNi alloy, which is softer than the eNi alloy composite wire, covers the bonded portion, the bonding area can be sufficiently wide, and a sensor member with strong bonding strength can be obtained.
尚、Ｐｔ／ＦｅＮｉ５０重量％はＦｅＮｉ合金の磁性を
利用して、モールド組込み時の整列や方向法めを容易に
することができ、またＰｔ面へのＡＵめっきを施すこと
により、センサー用材料のろう付は性が改善されるもの
である。In addition, Pt/FeNi 50% by weight makes use of the magnetic properties of the FeNi alloy to facilitate alignment and orientation when incorporating into a mold, and by applying AU plating to the Pt surface, it is possible to improve the sensor material. Brazing has improved properties.
第１図は本発明のセンサー用材料の一実施例を示す斜視
図、第２図は第１図のセンサー用材料をモールドに組込
み、センサー用部品とした斜視図、第３図は従来のセン
サー用材料を示す斜視図である。
出願人 田中貴金属工業株式会社Fig. 1 is a perspective view showing one embodiment of the sensor material of the present invention, Fig. 2 is a perspective view of the sensor material shown in Fig. 1 incorporated into a mold to form a sensor component, and Fig. 3 is a conventional sensor material. It is a perspective view showing a material for use. Applicant Tanaka Kikinzoku Kogyo Co., Ltd.
Claims (1)
固定するセンサー用部材に於いて、センサー用材料取付
側がＰｔ／ＦｅＮｉ合金の複合線となされ、リード線取
付側がＳｎめっきを施したＣｕＮｉ合金の線となされて
、両者が相互の端面にて加圧溶接により接合されている
ことを特徴とするセンサー用部材。1. In the sensor member that is connected to the sensor material and assembled and fixed in a mold etc., the sensor material mounting side is made of a Pt/FeNi alloy composite wire, and the lead wire mounting side is made of Sn-plated CuNi alloy. 1. A sensor member, characterized in that the two wires are joined by pressure welding at their mutual end faces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19846888A JPH0249310A (en) | 1988-08-09 | 1988-08-09 | Sensor member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19846888A JPH0249310A (en) | 1988-08-09 | 1988-08-09 | Sensor member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0249310A true JPH0249310A (en) | 1990-02-19 |
Family
ID=16391610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19846888A Pending JPH0249310A (en) | 1988-08-09 | 1988-08-09 | Sensor member |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0249310A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4826536A (en) * | 1986-10-14 | 1989-05-02 | E.C.C America Inc. | Structured kaolin pigments |
| US5228417A (en) * | 1991-04-30 | 1993-07-20 | Atsugi Unisia Corp. | Valve timing control system of internal combustion engine |
| JP2023505743A (en) * | 2019-12-12 | 2023-02-10 | 深セン博迪恒業科技有限公司 | e-cigarette heating assembly |
-
1988
- 1988-08-09 JP JP19846888A patent/JPH0249310A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4826536A (en) * | 1986-10-14 | 1989-05-02 | E.C.C America Inc. | Structured kaolin pigments |
| US5228417A (en) * | 1991-04-30 | 1993-07-20 | Atsugi Unisia Corp. | Valve timing control system of internal combustion engine |
| JP2023505743A (en) * | 2019-12-12 | 2023-02-10 | 深セン博迪恒業科技有限公司 | e-cigarette heating assembly |
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