JP2509256B2 - Manufacturing method of hose joint - Google Patents
Manufacturing method of hose jointInfo
- Publication number
- JP2509256B2 JP2509256B2 JP27392487A JP27392487A JP2509256B2 JP 2509256 B2 JP2509256 B2 JP 2509256B2 JP 27392487 A JP27392487 A JP 27392487A JP 27392487 A JP27392487 A JP 27392487A JP 2509256 B2 JP2509256 B2 JP 2509256B2
- Authority
- JP
- Japan
- Prior art keywords
- hose
- hose joint
- manufacturing
- tubular
- hole
- 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
Landscapes
- Forging (AREA)
Description
【発明の詳細な説明】 〔発明の目的〕 （産業上の利用分野） 本発明は、ホース継手の製造方法に関する。DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Field of Industrial Application) The present invention relates to a method for manufacturing a hose joint.
（従来の技術） 油圧配管系やオイルゲージの接続等においてホース継
手が用いられる。(Prior Art) A hose joint is used in connection of a hydraulic piping system or an oil gauge.
従来のホース継手は、第８図に示すように、パイプを
短寸に切断して得たリング状部材ａの一側周面に孔ｂを
穿設し、この孔ｂの部分にホース差込管ｃの基部を衝合
せて溶接ｄ等により一体的に固着することにより製造さ
れている。In the conventional hose joint, as shown in FIG. 8, a hole b is bored in one side peripheral surface of a ring-shaped member a obtained by cutting a pipe into short pieces, and a hose is inserted into the hole b. It is manufactured by abutting the bases of the pipes c and integrally fixing them by welding d or the like.
このホース継手は、そのリング状部材ａに孔あきボル
トを挿通して例えばタンクの壁部に締着するとともに、
ホース差込管ｃにホースを差込んで接続し、この内部を
流れる流体がホース差込管ｃ、リング状部材ａ、孔あき
ボルト内を通ってタンク内と連通するようにして用いら
れる。In this hose joint, while a perforated bolt is inserted through the ring-shaped member a to be fastened to, for example, the wall portion of the tank,
A hose is inserted and connected to the hose insertion pipe c, and the fluid flowing inside is used so as to communicate with the inside of the tank through the hose insertion pipe c, the ring-shaped member a, and the perforated bolt.
（発明が解決しようとする問題点） しかるに従来のホース継手の製造には、ホース差込管
ｃの周面に設けられる複数のテーパー部e,e…を丸棒材
から削り出し、軸心にガンドリルにより孔ｆを穿孔した
のち、このホース差込部ｃの基端をリング状部材ａの孔
ｂの位置に衝合せて溶接ｄにより一体化させることによ
っているため、その製造には多くの工数が掛かると同時
に生産性が低く、勢い高価になるという問題があった。(Problems to be solved by the invention) However, in manufacturing a conventional hose joint, a plurality of tapered portions e, e ... Provided on the peripheral surface of the hose insertion pipe c are cut out from a round bar material to form an axial center. Since a hole f is drilled with a gun drill, and the base end of the hose insertion portion c is abutted with the position of the hole b of the ring-shaped member a to be integrated by welding d, a lot of man-hours are required for its manufacture. At the same time, there was a problem that productivity was low and momentum became expensive.
本発明はこれに鑑み、従来の切削加工や溶接工程を廃
し、単一素材から一貫して製造することにより低コスト
で生産することができるホース継手の製造方法を提供す
ることを目的としてなされたものである。In view of this, the present invention has been made for the purpose of providing a method for manufacturing a hose joint which can be produced at a low cost by abolishing the conventional cutting process and welding process and by consistently producing it from a single material. It is a thing.
（問題点を解決するための手段） 上記従来技術の問題点を解決するため、本発明におい
ては、素材を打出したのちしごいて一端が閉鎖された管
状素材を成形する工程と、この管状素材を平打ちして平
管状に扁平化させる工程と、この平管状素材の閉鎖端側
の基部に上下に貫通する取付孔を穿孔する工程と、この
基部を除く他の部分をダイス等により絞って細管状部を
成形する工程と、この細管状部の周面をビーディング加
工して複数段のテーパー部を形成する工程とを含むこと
を特徴とするものである。(Means for Solving Problems) In order to solve the problems of the above-mentioned conventional techniques, in the present invention, a step of forming a tubular material having one end closed by punching the material, and the tubular material Flattening into a flat tube, flattening the base part on the closed end side of the flat tubular material with a mounting hole that penetrates vertically, and squeezing the other parts except this base with a die etc. The method is characterized by including a step of forming the thin tubular portion and a step of forming a plurality of tapered portions by beading the peripheral surface of the thin tubular portion.
（実施例） 以下、本発明の実施例を図面について説明する。Embodiment An embodiment of the present invention will be described below with reference to the drawings.
まず、本発明によるパイプ継手の製造方法の一例を第
２図乃至第６図により工程順にしたがって説明する。First, an example of a method for manufacturing a pipe joint according to the present invention will be described in the order of steps with reference to FIGS. 2 to 6.
第１工程（第２図） 展性に富む円板状の金属素材１を芯金２により打出し
て断面ほゞＵ字形に成形を行なう。First step (FIG. 2) A disc-shaped metal material 1 having excellent malleability is punched out by a core metal 2 to form a substantially U-shaped cross section.
第２工程（第３図（Ａ），（Ｂ）） 上記素材１を芯金２にそってしごくことにより延伸し
て基部３が閉鎖された管状素材４を形成する。このとき
芯金２の形状により基部３の肉厚ｔが他端側よりやゝ厚
くされる。Second step (FIGS. 3A and 3B) The material 1 is stretched by squeezing the material 1 along the core metal 2 to form the tubular material 4 with the base 3 closed. At this time, the thickness t of the base portion 3 is made slightly thicker than the other end side due to the shape of the core metal 2.
第３工程（第４図（Ａ），（Ｂ）） 上記管状素材４をプレス機械等により平打ちして扁平
な平管状に形成し、その基部３に上下に貫通する取付孔
５を穿設する。Third step (FIGS. 4 (A) and (B)) The tubular material 4 is flattened by a press machine or the like to form a flat tubular shape, and a base 3 is provided with a mounting hole 5 penetrating vertically. To do.
第４工程（第５図（Ａ）〜（Ｃ）） 上記基部３の取付孔５部分を除く他の部分をダイス6,
6により絞り、細管状部７を形成する。Fourth step (FIGS. 5 (A) to (C)) The other portion of the base 3 except the mounting hole 5 is replaced by a die 6,
Squeezing is performed by 6 to form a thin tubular portion 7.
第５工程（第６図（Ａ），（Ｂ）） 上記細管状部７を複数段のテーパー型8,8…を有する
ビーディング型９内に挿入し、この型９を回転させて前
記テーパー型8,8…によりテーパー部10,10…の成形を行
ない、ホース差込部11が形成される。Fifth step (FIGS. 6 (A) and (B)) The thin tubular portion 7 is inserted into a beading die 9 having a plurality of stages of taper die 8, 8 ... And the die 9 is rotated to form the taper. The taper parts 10, 10 ... Are molded by the molds 8, 8 ... And the hose insertion part 11 is formed.
上記の工程を経ることにより、第１図に外観を、第６
図（Ｂ）に側面を示すようなホース継手12が得られる。By going through the above steps, the appearance is shown in FIG.
A hose joint 12 having a side view shown in FIG.
上記のようにして形成されたホース継手12は、第７図
にその使用の一例を断面で示すように、タンク13の壁部
14に前記取付孔５を用いて孔あきボルト15により固定さ
れ、このホース継手12のホース差込部11にホース16の端
部を差込んで接続する。このときホース継手12の基部３
の上下面に必要によりパッキン17,18を介在させ、孔あ
きボルト15を壁部14にネジ込むことにより液密に取付け
られるようにする。これにより孔あきボルト15の軸心を
通る通孔19、この通孔19の内端側部に穿孔された孔20を
通じてホース16とタンク13内とが連通状態となる。この
ほか孔あきボルト15の軸部に別のホースを差込んでホー
ス間を連通させるように使用することができ、その使用
の仕方は任意である。The hose joint 12 formed as described above has a wall portion of the tank 13 as shown in FIG.
It is fixed to 14 by a perforated bolt 15 using the mounting hole 5, and the end of the hose 16 is inserted and connected to the hose insertion portion 11 of the hose joint 12. At this time, the base part 3 of the hose fitting 12
If necessary, packings 17 and 18 are interposed between the upper and lower surfaces, and a perforated bolt 15 is screwed into the wall portion 14 so as to be liquid-tightly attached. As a result, the hose 16 and the inside of the tank 13 are in communication with each other through the through hole 19 that passes through the axial center of the perforated bolt 15 and the hole 20 that is formed in the inner end side portion of the through hole 19. In addition, another hose can be inserted into the shaft portion of the perforated bolt 15 so that the hoses can communicate with each other, and the method of use is arbitrary.
以上説明したように本発明によるホース継手の製造方
法によれば、単一の素材から取付孔を含む基部とホース
差込部およびその周面の複数段のテーパー部を成形する
ので、従来のように２種の部品を用い、これらの削り出
しや溶接による一体化等の煩雑な工程が加わることがな
く、低コストでホース継手を得ることができ、かつ取付
孔の内部とホース差込部の内部とは一連の空洞で滑らか
に連通されるので、流体の流れを円滑にし、しかも軽量
化が図れ、安価に提供することができるなどの種々の効
果がある。As described above, according to the method for manufacturing a hose joint of the present invention, the base including the mounting hole, the hose insertion portion, and the plurality of tapered portions of the peripheral surface thereof are formed from a single material. 2 types of parts are used, a complicated process such as integration by cutting or welding is not added, a hose joint can be obtained at low cost, and the inside of the mounting hole and the hose insertion part can be obtained. Since it is smoothly communicated with the inside by a series of cavities, there are various effects such as smooth fluid flow, weight reduction, and inexpensive provision.
第１図は本発明により得たホース継手の斜視図、第２図
乃至第６図は本発明の製造工程の一例を示す説明図、第
７図は本発明により得たホース継手の使用例を示す断面
図、第８図は従来のホース継手を示す斜視図である。 １……金属素材、２……芯金、３……基部、４……管状
素材、５……取付孔、６……ダイス、７……細管状部、
８……テーパー型、９……ビーディング型、10……テー
パー型、11……ホース差込部、12……ホース継手、13…
…タンク、14……壁部、15……孔あきボルト、16……ホ
ース、17,18……パッキン、19……通孔、20……孔。FIG. 1 is a perspective view of a hose joint obtained by the present invention, FIGS. 2 to 6 are explanatory views showing an example of a manufacturing process of the present invention, and FIG. 7 is an example of use of the hose joint obtained by the present invention. The sectional view shown in FIG. 8 is a perspective view showing a conventional hose joint. 1 ... metal material, 2 ... core metal, 3 ... base part, 4 ... tubular material, 5 ... mounting hole, 6 ... die, 7 ... thin tubular part,
8 ... Tapered type, 9 ... Beading type, 10 ... Tapered type, 11 ... Hose insertion part, 12 ... Hose fitting, 13 ...
… Tank, 14… Wall, 15… Perforated bolt, 16… Hose, 17,18… Packing, 19… Through hole, 20… Hole.
フロントページの続き (56)参考文献 特開 昭63−125889（ＪＰ，Ａ) 特開 昭64−48632（ＪＰ，Ａ) 特開 昭56−139247（ＪＰ，Ａ) 特開 昭59−225843（ＪＰ，Ａ) 特開 昭63−235039（ＪＰ，Ａ) 特開 昭60−26876（ＪＰ，Ａ) 特公 昭49−23477（ＪＰ，Ｂ１) 特公 昭49−21034（ＪＰ，Ｂ１)Continuation of front page (56) Reference JP-A-63-125889 (JP, A) JP-A-64-48632 (JP, A) JP-A-56-139247 (JP, A) JP-A-59-225843 (JP , A) JP 63-235039 (JP, A) JP 60-26876 (JP, A) JP 49-23477 (JP, B1) JP 49-21034 (JP, B1)
Claims (1)
れた管状素材を成形する工程と、この管状素材を平打ち
して平管状に扁平化させる工程と、この平管状素材の閉
鎖端側の基部に上下に貫通する取付孔を穿孔する工程
と、この基部を除く他の部分をダイス等により絞って細
管状部を成形する工程と、この細管状部の周面をビーデ
ィング加工して複数段のテーパー部を形成する工程とを
含むことを特徴とするホース継手の製造方法。1. A step of forming a tubular material having one end closed by punching the material, a step of flattening the tubular material into a flat tube, and a closed end of the flat tubular material. The step of drilling a mounting hole that vertically penetrates the base part on the side, the step of forming a thin tubular part by squeezing the other part except the base part with a die etc., and the beading process on the peripheral surface of the thin tubular part. And a step of forming a plurality of tapered portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27392487A JP2509256B2 (en) | 1987-10-29 | 1987-10-29 | Manufacturing method of hose joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27392487A JP2509256B2 (en) | 1987-10-29 | 1987-10-29 | Manufacturing method of hose joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01118333A JPH01118333A (en) | 1989-05-10 |
| JP2509256B2 true JP2509256B2 (en) | 1996-06-19 |
Family
ID=17534469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27392487A Expired - Lifetime JP2509256B2 (en) | 1987-10-29 | 1987-10-29 | Manufacturing method of hose joint |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2509256B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101321062B1 (en) * | 2012-07-06 | 2013-10-23 | 주식회사 화영 | Pulling apparatus of mandrel for hose |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3500125B2 (en) | 2001-02-14 | 2004-02-23 | 株式会社ミツトヨ | Elastic body vibration detection system |
| CN102974740A (en) * | 2012-11-30 | 2013-03-20 | 天津市天锻压力机有限公司 | Multi-directional forging process for oil drill rod joint |
| DE102019208854A1 (en) * | 2019-06-18 | 2020-12-24 | Contitech Kühner Gmbh & Cie. Kg | Method and device for producing a hose nipple |
-
1987
- 1987-10-29 JP JP27392487A patent/JP2509256B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101321062B1 (en) * | 2012-07-06 | 2013-10-23 | 주식회사 화영 | Pulling apparatus of mandrel for hose |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01118333A (en) | 1989-05-10 |
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