JPS6398500A - Pen tube for chart pen - Google Patents
Pen tube for chart penInfo
- Publication number
- JPS6398500A JPS6398500A JP24495186A JP24495186A JPS6398500A JP S6398500 A JPS6398500 A JP S6398500A JP 24495186 A JP24495186 A JP 24495186A JP 24495186 A JP24495186 A JP 24495186A JP S6398500 A JPS6398500 A JP S6398500A
- Authority
- JP
- Japan
- Prior art keywords
- pen
- tip
- tube
- cylindrical
- chart
- 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
- 238000000034 method Methods 0.000 claims description 2
- 238000005219 brazing Methods 0.000 description 6
- 229910017944 Ag—Cu Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- Recording Measured Values (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、計測器などに用いられるチャートペン用ペン
チューブの改良に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to improvements in pen tubes for chart pens used in measuring instruments and the like.
（従来の技術）
従来のチャートペン用ペンチューブは、第２図に示す如
く導入管１の先端をテーバ状に細く絞り加工し、その子
−バ部２に円筒状チップ３を貫通してその外周をテーパ
部２の周縁にろう付け４にて固着して成るもので、この
ペンチューブ５の導入管１及びチップ３に一点鎖線の如
くインクを導く導入管線６を挿入して、チャートペン７
を構成する。(Prior Art) As shown in FIG. 2, a conventional pen tube for a chart pen has the tip of an introduction tube 1 drawn into a thin tapered shape, and a cylindrical tip 3 is passed through the bar portion 2 to form a tapered tip 3 on the outer periphery. is fixed to the periphery of the tapered part 2 with brazing 4.An introduction pipe line 6 for guiding ink is inserted into the introduction pipe 1 and the tip 3 of the pen tube 5 as shown by a dashed line, and a chart pen 7 is inserted.
Configure.
（発明が解決しようとする問題点）
ところが、上記構成をチャートペン用ペンチューブ５は
、導入管１のテーバ部２とチップ３の接続が線状である
為、ろう付は時のろう廻りが悪く、隙間が生じてインク
が漏れたり、またチップ３が傾いたり、さらには導入線
６を挿入する際、導入管１のテーバ部２とチップ３の基
端（図では上端）とに段差がある為、チップ３の基端に
ひっかかったりするという問題点があった。(Problem to be Solved by the Invention) However, in the chart pen pen tube 5 having the above structure, since the connection between the tapered portion 2 of the introduction tube 1 and the tip 3 is linear, the brazing rotation during brazing is difficult. Otherwise, a gap may occur, causing ink to leak, or the tip 3 may be tilted.Furthermore, when inserting the introduction line 6, there may be a step between the tapered portion 2 of the introduction tube 1 and the base end (upper end in the figure) of the tip 3. As a result, there was a problem in that the base end of the tip 3 got caught.
（発明の目的）
本発明は、斯かる問題点を解決すべくなされたものであ
り、導入管とチップのろう付は部のろう廻りが良く、チ
ップの傾きが無く、導入線がひっかからないチャートペ
ン用ペンチューブを提供せんとするものである。(Purpose of the Invention) The present invention was made to solve these problems, and it is possible to braze the lead-in tube and the chip with good brazing around the part, without tilting the chip, and with a chart that prevents the lead-in line from getting caught. The purpose is to provide a pen tube for a pen.
（問題点を解決するための手段）
上記問題点を解決するだめの本発明のチャートペン用ペ
ンチューブは、導入管の先端がテーパ状に細く絞り加工
され、さらにそのテーバ部に続いてセージング加工によ
り細い円筒部が設けられ、その円筒部内に円筒状チップ
が挿入され、その上端が円筒部の基端に位置せしめられ
て、円筒状のチップの外周が円筒部にろう付けされて成
るものである。(Means for Solving the Problems) In order to solve the above problems, the chart pen pen tube of the present invention has the tip of the introduction tube narrowly drawn into a tapered shape, and the tapered portion is further subjected to saging processing. A thinner cylindrical part is provided, a cylindrical tip is inserted into the cylindrical part, the upper end is positioned at the base end of the cylindrical part, and the outer periphery of the cylindrical tip is brazed to the cylindrical part. be.
（作用）
本発明のチャートペン用ペンチューブは、上述の如く構
成されているで、導入管と円筒状チップと接続が導入管
の先端の円筒部内面で面状となり、従って円筒状チップ
の位置が固定されて傾くことが無く、ろう廻りも良くて
、インクが漏れるようなことが無く、また導入管内で細
く絞り加工したテーバ部と円筒状チップとの間に段差が
無く、導入線を挿入する際ひっかかったりすることが無
いものである。(Function) The chart pen pen tube of the present invention is constructed as described above, and the connection between the introduction tube and the cylindrical tip is planar on the inner surface of the cylindrical portion at the tip of the introduction tube, so that the position of the cylindrical tip is is fixed and does not tilt, has good soldering, and does not leak ink, and there is no step between the tapered part that is thinly drawn inside the introduction tube and the cylindrical tip, so that the introduction wire can be inserted. There is no chance of getting caught when doing so.
（実施例）
本発明のチャートペン用ペンチューブの一実施例を従来
例と共に説明する。(Example) An example of a pen tube for a chart pen according to the present invention will be described together with a conventional example.
先ず一実施例について説明すると、第１図に示す如く外
径１．２龍、内径０．９４＋ｎの５ＵＳ３０４より成る
導入管１の先端が内径０．５ｍとなるように長さ１．８
鶴にテーパ状に細く絞り加工され、さらにそのテーバ部
２に続いてセージンク加工により円筒部８が設けられ、
その円筒部８内に外径０ 、５ ＊＊、内径０．２１ｍ
、長さ３．１龍のｐｔ−ＩｒｌＯ鼾％より成る円筒状チ
ップ３が挿入され、その上端が円筒部８の基端（図では
上端）に位置せしめられて、円筒状チップ３の外周が円
筒部８にＡｇ−Ｃｕ２８ｗｔ％のろう材によるろう付げ
４にて固着されて、ペンチューブ５′が構成されている
。First, an example will be described. As shown in FIG. 1, an introduction tube 1 made of 5US304 with an outer diameter of 1.2 mm and an inner diameter of 0.94+n has a length of 1.8 m so that the tip thereof has an inner diameter of 0.5 m.
The crane is drawn into a thin tapered shape, and a cylindrical part 8 is provided following the tapered part 2 by a sawing process,
Inside the cylindrical part 8, the outer diameter is 0,5**, and the inner diameter is 0.21m.
A cylindrical tip 3 made of pt-IrlO with a length of 3.1 mm is inserted, and its upper end is positioned at the base end (upper end in the figure) of the cylindrical portion 8, so that the outer periphery of the cylindrical tip 3 is The pen tube 5' is fixed to the cylindrical portion 8 by brazing 4 using a brazing material of 28 wt% Ag-Cu.
次に従来例について説明すると、第２゛図に示す如く外
径１．２ｍｍ、内径０．９４ｖａ（Ｄ Ｓ Ｕ Ｓ ３
０４より成る導入管１の先端が内径０．５ｍｍとなるよ
うに長さ１．８ｍ＋＋にテーパ状に細く絞り加工され、
そのテーバ部２に外径０ 、５ ｍ、内径０．２１１！
１．長さ３．１＋ｎ’（７）Ｐ ｔ −１ｒ １０ｗｔ
％より成る円筒状チップ３が貫通され、その円筒状チッ
プ３の先端露出部の１．３璽ｍの位置でテーバ部２の周
縁にＡ ｇ−Ｃｕ２８ｗｔ％のろう材によりろう付け４
にて固着されて、ペンチューブ５が構成されている。Next, a conventional example will be explained. As shown in Fig. 2, the outer diameter is 1.2 mm, the inner diameter is 0.94 va (D S U S 3
The tip of the introduction tube 1 made of 04 was drawn into a tapered shape to a length of 1.8 m++ so that the inner diameter was 0.5 mm.
The tapered part 2 has an outer diameter of 0.5 m and an inner diameter of 0.211!
1. Length 3.1+n'(7)P t -1r 10wt
A cylindrical chip 3 made of 28 wt % of Ag-Cu is penetrated through the cylindrical chip 3 at a position of 1.3 m from the exposed tip of the cylindrical chip 3.
A pen tube 5 is constructed by fixing the pen tube 5 in place.
これら実施例及び従来例のベンチューブ各１ｏケについ
て、夫々チップ３の傾き、ろうの廻り、導入線のひっか
かり等を検査した処、下記の表に示すような結果を得た
。When each of the vent tubes of the Example and the conventional example was inspected for the inclination of the tip 3, the rotation of the solder, the catching of the introduction wire, etc., the results shown in the table below were obtained.
こ
上記の表で明らかなように従来例のペンチューブは、チ
ップの傾き、ろう廻り不良、導入線ひっかかりなどによ
り１０ケ中４ケも不具合なものかあったのに対し、実施
例のペンチューブは不具合なものが皆無であることが判
る。As is clear from the table above, the pen tube of the conventional example had 4 out of 10 defects due to tip inclination, poor soldering, catching of lead wire, etc., whereas the pen tube of the embodiment It can be seen that there are no defects at all.
（発明の効果）
以上の説明で判るように本発明によるチャートペン用ペ
ンチューブは、導入管と円筒状チップのろう廻りが良く
、従ってインクの漏洩が無く、また円筒状チップの傾き
が無く、さらに導入線のひっかかりが無いという優れた
効果がある。(Effects of the Invention) As can be seen from the above description, the pen tube for chart pen according to the present invention has a good fit between the introduction tube and the cylindrical tip, so there is no leakage of ink, and there is no inclination of the cylindrical tip. Furthermore, there is an excellent effect that the lead-in wire does not get caught.
第１図は本発明によるチャートペン用ペンデユープの縦
断面図、第２図は従来のチャー１−ペン用ペンチューブ
の縦断面図である。FIG. 1 is a longitudinal sectional view of a pen tube for a chart pen according to the present invention, and FIG. 2 is a longitudinal sectional view of a conventional pen tube for a chart pen.
Claims (1)
のテーパ部に続いてセージング加工により細い円筒部が
設けられ、その円筒部内に円筒状チップが挿入され、そ
の上端が円筒部の基端に位置せしめられて、円筒状チッ
プの外周が円筒部にろう付けされて成るチャートペン用
ペンチューブ。The tip of the introduction tube is drawn into a tapered shape, and a thin cylindrical part is provided by saging process following the tapered part, a cylindrical tip is inserted into the cylindrical part, and the upper end is attached to the base end of the cylindrical part. A pen tube for a chart pen, in which the outer periphery of a cylindrical tip is brazed to a cylindrical part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24495186A JPS6398500A (en) | 1986-10-15 | 1986-10-15 | Pen tube for chart pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24495186A JPS6398500A (en) | 1986-10-15 | 1986-10-15 | Pen tube for chart pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6398500A true JPS6398500A (en) | 1988-04-28 |
Family
ID=17126382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24495186A Pending JPS6398500A (en) | 1986-10-15 | 1986-10-15 | Pen tube for chart pen |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6398500A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4826158A (en) * | 1971-08-06 | 1973-04-05 | ||
| JPS4912297A (en) * | 1972-05-15 | 1974-02-02 | ||
| JPS6026875B2 (en) * | 1977-03-30 | 1985-06-26 | 東レ株式会社 | Discharge printing method for polyester fiber structures |
| JPS6156086B2 (en) * | 1978-01-31 | 1986-12-01 | Dainippon Printing Co Ltd |
-
1986
- 1986-10-15 JP JP24495186A patent/JPS6398500A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4826158A (en) * | 1971-08-06 | 1973-04-05 | ||
| JPS4912297A (en) * | 1972-05-15 | 1974-02-02 | ||
| JPS6026875B2 (en) * | 1977-03-30 | 1985-06-26 | 東レ株式会社 | Discharge printing method for polyester fiber structures |
| JPS6156086B2 (en) * | 1978-01-31 | 1986-12-01 | Dainippon Printing Co Ltd |
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