JPH0741676B2 - Processing method of branch pipe joint - Google Patents
Processing method of branch pipe jointInfo
- Publication number
- JPH0741676B2 JPH0741676B2 JP2286302A JP28630290A JPH0741676B2 JP H0741676 B2 JPH0741676 B2 JP H0741676B2 JP 2286302 A JP2286302 A JP 2286302A JP 28630290 A JP28630290 A JP 28630290A JP H0741676 B2 JPH0741676 B2 JP H0741676B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- short
- raw
- branch pipe
- rubber ring
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
- B29D23/003—Pipe joints, e.g. straight joints
- B29D23/008—T-joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/567—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using a tamping or a swaging operation, i.e. at least partially deforming the edge or the rim of a first part to be joined to clamp a second part to be joined
- B29C65/568—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using a tamping or a swaging operation, i.e. at least partially deforming the edge or the rim of a first part to be joined to clamp a second part to be joined using a swaging operation, i.e. totally deforming the edge or the rim of a first part to be joined to clamp a second part to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/114—Single butt joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5224—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces
- B29C66/52241—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces with two right angles, e.g. for making T-shaped pieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/61—Joining from or joining on the inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/832—Reciprocating joining or pressing tools
- B29C66/8322—Joining or pressing tools reciprocating along one axis
- B29C66/83221—Joining or pressing tools reciprocating along one axis cooperating reciprocating tools, each tool reciprocating along one axis
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Description
【発明の詳細な説明】 ［産業上の利用分野］ 本発明は分岐管継手の加工方法に関する。TECHNICAL FIELD The present invention relates to a method for processing a branch pipe joint.
［従来の技術］ 従来、原管１に分岐管接続用の受口短管２を取着するに
際し、第８図もしくは第９図の分岐管継手が提案されて
いる。[Prior Art] Conventionally, the branch pipe joint shown in FIG. 8 or FIG. 9 has been proposed when attaching the receiving short pipe 2 for connecting the branch pipe to the raw pipe 1.
第８図のものは、原管１の外周部にサドル３を密着する
如くに接着し、このサドル３に受口短管２を取着するこ
ととしている。尚、第８図のものは、原管１の外周部に
リブ1Aを備えており、サドル３はこのリブ形状に密着す
るように形成される。In the case of FIG. 8, the saddle 3 is adhered to the outer peripheral portion of the raw pipe 1 so as to be in close contact, and the receiving port short pipe 2 is attached to the saddle 3. The one shown in FIG. 8 is provided with a rib 1A on the outer peripheral portion of the raw pipe 1, and the saddle 3 is formed so as to be in close contact with this rib shape.
第９図のものは、原管１の外周部にゴムシール材４を挟
む如くにサドル５を接着し、このサドル５に受口短管２
を取着することとしている。In the case of FIG. 9, a saddle 5 is adhered to the outer peripheral portion of the raw pipe 1 so as to sandwich the rubber seal material 4, and the saddle pipe 2 is attached to the saddle 5.
It is supposed to be attached.
［発明が解決しようとする課題］ 然しながら、上述の従来技術には下記〜の問題点が
ある。[Problems to be Solved by the Invention] However, the above-mentioned conventional techniques have the following problems.
受口短管２がサドル３、５を介して原管１に取着さ
れるものであり、取着強度が低い。The socket short pipe 2 is attached to the raw pipe 1 via the saddles 3 and 5, and the attachment strength is low.
サドル３、５が原管１に接着され、受口短管２がサ
ドル３、５に固定的に取着されるものであり、原管１に
対する受口短管２の取着部に可撓性と水密性とを併せ持
たせることができない。The saddles 3 and 5 are adhered to the raw pipe 1, and the receiving short pipe 2 is fixedly attached to the saddles 3 and 5, and is flexible at the attachment portion of the receiving short pipe 2 to the raw pipe 1. It is not possible to have both watertightness and watertightness.
原管１の外周部にリブ1Aを有するとき、リブ形状に
密着するサドル３を形成したり、リブ回りにゴムシール
材４を充填する必要があり、加工複雑である。When the rib 1A is provided on the outer peripheral portion of the raw pipe 1, it is necessary to form the saddle 3 that closely adheres to the rib shape and to fill the rubber seal material 4 around the rib, which complicates processing.
本発明は、原管に対する受口短管の取着部において、取
着強度を向上し、且つ可撓性と水密性を併せ持たせ、継
手の信頼性を向上することを目的とする。SUMMARY OF THE INVENTION It is an object of the present invention to improve the attachment strength of an attachment portion of a receiving-end short pipe to an original pipe and to have both flexibility and watertightness to improve the reliability of a joint.
また、本発明は、原管が管本体の外周部にリブを有する
ものにあっても、簡素な加工により、取着強度を向上
し、且つ可撓性と水密性を併せ持たせ、継手の信頼性を
向上することを目的とする。In addition, according to the present invention, even if the raw pipe has ribs on the outer peripheral portion of the pipe main body, the attachment strength is improved by simple processing, and flexibility and watertightness are provided together, and The purpose is to improve reliability.
［課題を解決するための手段］ 請求項１に記載の本発明は、原管に分岐管接続用の受口
短管を取着する分岐管継手の加工方法において、該原管
に取着口を穿孔し、該取着口の周縁部にゴム輪を被着す
ると共に、該原管内に短管先端加工型を挿入し、短管先
端を加熱軟化させて上記ゴム輪内に圧入し、且つ該短管
先端を上記短管先端加工型にて上記ゴム輪を包み込む如
くに該取着口の周縁部に圧着するようにしたものであ
る。[Means for Solving the Problems] The present invention according to claim 1 is a method for processing a branch pipe joint for attaching a receiving port short pipe for connecting a branch pipe to a raw pipe, wherein the raw pipe has an attaching port. Perforate, and a rubber ring is attached to the peripheral portion of the attachment port, and a short pipe tip processing die is inserted into the raw pipe, the short pipe tip is heated and softened and press-fitted into the rubber ring, and The tip of the short tube is crimped to the peripheral portion of the attachment port so that the rubber ring is wrapped with the short tube tip processing die.
請求項２に記載の本発明は、前記原管が管本体の外周部
にリブを有するものであり、該原管の取着口回りのリブ
を切除した状態で、前記ゴム輪及び前記受口短管を取着
するようにしたものである。According to a second aspect of the present invention, the raw pipe has a rib on an outer peripheral portion of a pipe body, and the rubber ring and the receiving port are provided in a state where a rib around an attachment port of the raw pipe is cut off. The short tube is attached.
［作用］ 請求項１に記載の本発明によれば、下記、の作用が
ある。[Operation] According to the present invention described in claim 1, the following operations are provided.
受口短管の先端が原管に設けた取着口の周縁部に直
接的に圧着されるものであり、取着強度を向上できる。Since the tip of the receiving port short tube is directly crimped to the peripheral edge of the attachment port provided on the original pipe, the attachment strength can be improved.
受口短管の先端が、ゴム輪を介して、原管の取着口
に圧着されるものであり、可撓性と水密性を併せ持たせ
ることができる。The tip of the receiving-end short tube is pressure-bonded to the attachment port of the original tube via the rubber ring, so that it can have both flexibility and watertightness.
請求項２に記載の本発明によれば、下記の作用があ
る。According to the present invention described in claim 2, the following effects are obtained.
原管が管本体の外周部にリブを有するものであって
も、該原管の取着口回りのリブを切除するという簡素な
加工により、取着強度を向上し、且つ可撓性と水密性を
併せ持たせ、継手の信頼性を向上することができる。Even if the raw pipe has ribs on the outer peripheral portion of the pipe body, the attachment strength is improved and flexibility and watertightness are improved by a simple process of cutting the rib around the attachment port of the raw pipe. And the reliability of the joint can be improved.
［実施例］ 第１図（Ａ）は本発明による加工過程を示す断面図、第
１図（Ｂ）は本発明による分岐管継手を示す断面図、第
２図は第１図（Ａ）のII−II線に沿う矢視図、第３図は
第１図（Ｂ）の外観図、第４図は受口短管を示す正面
図、第５図は加工型を示す正面図、第６図は本発明によ
る他の分岐管継手を示す断面図、第７図は第６図の外観
図である。[Embodiment] FIG. 1 (A) is a sectional view showing a working process according to the present invention, FIG. 1 (B) is a sectional view showing a branch pipe joint according to the present invention, and FIG. 2 is a sectional view of FIG. 1 (A). A view taken along the line II-II, FIG. 3 is an external view of FIG. 1 (B), FIG. 4 is a front view showing the socket short pipe, FIG. 5 is a front view showing a working die, and FIG. FIG. 7 is a sectional view showing another branch pipe joint according to the present invention, and FIG. 7 is an external view of FIG.
本発明の分岐管継手10は、第１図〜第３図に示す如く、
原管11に分岐管接続用の受口短管12を取着するものであ
り、取着部品としてゴム輪13、圧縮リング14を用い、取
着工具として加工型15を用いて加工される。The branch pipe joint 10 of the present invention, as shown in FIGS.
A short pipe 12 for connecting a branch pipe is attached to a raw pipe 11, and a rubber ring 13 and a compression ring 14 are used as attachment parts, and a working die 15 is used as an attachment tool.
ここで、受口短管12は、第４図に示す如く、小径首部16
と大径受口部17とを有する。首部16の首長さｌは、原管
11の肉厚、ゴム輪13の厚み、圧縮リング14の厚み、及び
受口短管12の先端折り返し長さの総和である。尚、受口
部17は分岐管との間に介装されるゴム輪のためのゴム輪
装着部18を備える。Here, as shown in FIG. 4, the socket short tube 12 has a small-diameter neck portion 16
And a large-diameter socket part 17. The neck length l of the neck 16 is the original pipe
The sum of the wall thickness of 11, the thickness of the rubber ring 13, the thickness of the compression ring 14, and the folded back length of the receiving short tube 12. The receiving portion 17 has a rubber ring mounting portion 18 for a rubber ring interposed between the branch pipe and the branch pipe.
また、ゴム輪13は、原管11に設けられる取着口11Aの周
縁部に被着されるような、Ｃ字状断面の連続本である。Further, the rubber ring 13 is a continuous book having a C-shaped cross section that is attached to the peripheral portion of the attachment port 11A provided in the raw pipe 11.
また、加工型15は、第５図に示す如く、油圧シャッキ21
とつば部22と短管導入部23とを有する。加工型15は原管
11内に挿入して用いられ、ジャッキ21はつば部22を原管
11の取着口11A回りの内面に押付け、且つ短管導入部23
を取着口11A内に設定する。つば部22は加熱軟化状態で
取着口11A内に圧入されてくる受口短管12の先端を、ゴ
ム輪13を包み込む如くに取着口11Aの周縁部に強く折り
返して圧着せしめる。このとき、短管導入部23は取着口
11A内に圧入されてくる受口短管12の先端内径部をガイ
ドする。Further, as shown in FIG.
It has a brim portion 22 and a short pipe introducing portion 23. Process type 15 is raw pipe
It is used by inserting it inside 11, and the jack 21 is the original pipe with the collar part 22.
It is pressed against the inner surface around the attachment port 11A of 11 and the short pipe introducing part 23
Set inside the attachment port 11A. The brim portion 22 strongly folds and crimps the tip of the receiving port short tube 12 that is press-fitted into the attachment port 11A in a heat-softened state, strongly folded back to the peripheral edge of the attachment port 11A so as to wrap the rubber ring 13. At this time, the short pipe introducing part 23 is attached
Guide the inner diameter of the tip of the receiving short tube 12 that is press-fitted into 11A.
尚、加工型15のつば部22は、原管11における取着口11A
回りの内面半径Ｒに沿う同一半径Ｒの着座面22Aと、短
管導入部23の基部回りに設けられて受口短管12の肉厚の
約３倍の深さｈを持つ折り返し加工溝22Bとを備える。
短管導入部23の直径ｄは平均管内径より0.5〜1.0mm小径
とし、つば部22の直径Ｄは「Ｄ＝ｄ＋4h」とする。The collar portion 22 of the working die 15 is attached to the attachment port 11A of the raw pipe 11.
A seating surface 22A having the same radius R along the inner radius R of the circumference and a folded groove 22B provided around the base of the short pipe introducing portion 23 and having a depth h of about 3 times the wall thickness of the receiving short pipe 12. With.
The diameter d of the short pipe introducing portion 23 is smaller than the average pipe inner diameter by 0.5 to 1.0 mm, and the diameter D of the collar portion 22 is "D = d + 4h".
尚、上記原管11は、管本体11Bの外周部にリブ11Cを有し
ている。The raw pipe 11 has a rib 11C on the outer peripheral portion of the pipe body 11B.
以下、上記分岐管継手10の加工手順について説明する。Hereinafter, a processing procedure of the branch pipe joint 10 will be described.
（１）原管11に取着口11Aを穿孔し、且つ原管11の取着
口11A回りのリブ11Cを切除する。(1) The attachment port 11A is punched in the raw pipe 11, and the rib 11C around the attachment port 11A of the raw pipe 11 is cut off.
（２）取着口11Aの周縁部にゴム輪13を被着する。(2) The rubber ring 13 is attached to the peripheral portion of the attachment port 11A.
（３）原管11内に加工型15を挿入する。(3) Insert the working die 15 into the raw pipe 11.
（４）受口短管12の先端を加熱軟化させ、不図示のプレ
ス機により上記ゴム輪13内に圧入し、且つ受口短管12の
先端を加工型15にて上記ゴム輪13を包み込む如くに取着
口11Aの周縁部に圧着する。尚、受口短管12の首部16の
基部には圧縮リング14が装着されている。(4) The tip of the inlet short tube 12 is heated and softened, press-fitted into the rubber ring 13 by a press machine (not shown), and the tip of the inlet short tube 12 is wrapped in the rubber ring 13 with a working die 15. In this way, it is crimped to the peripheral portion of the attachment port 11A. A compression ring 14 is attached to the base of the neck 16 of the socket short tube 12.
上記実施例によれば、下記〜の作用がある。According to the above-mentioned embodiment, there are the following actions.
受口短管12の先端が原管11に設けた取着口11Aの周
縁部に直接的に圧着されるものであり、取着強度を向上
できる。Since the tip of the receiving port short tube 12 is directly crimped to the peripheral edge of the attachment port 11A provided on the raw pipe 11, the attachment strength can be improved.
受口短管12の先端が、ゴム輪13を介して、原管11の
取着口11Aに圧着されるものであり、可撓性と水密性を
併せ持たせることができる。The tip of the socket short tube 12 is pressure-bonded to the attachment port 11A of the raw tube 11 via the rubber ring 13, and thus can have both flexibility and watertightness.
原管11が管本体11Bの外周部にリブ11Cを有するもの
の、該原管11の取着口11A回りのリブ11Cを切除するとい
う簡素な加工により、取着強度を向上し、且つ可撓性と
水密性を併せ持たせ、継手の信頼性を向上することがで
きる。Although the raw pipe 11 has a rib 11C on the outer peripheral portion of the pipe main body 11B, the attachment strength is improved and the flexibility is improved by a simple process of cutting the rib 11C around the attachment port 11A of the raw pipe 11. It is also possible to improve the reliability of the joint by having both water tightness and.
第６図、第７図に示す分岐管継手30が上記分岐管継手10
と異なる点は、原管11が管本体11Bの外周部にリブを有
しない、ストレート管であることのみにある。The branch pipe joint 30 shown in FIGS. 6 and 7 corresponds to the branch pipe joint 10 described above.
The only difference is that the raw pipe 11 is a straight pipe having no rib on the outer peripheral portion of the pipe body 11B.
即ち、本発明は、原管がリブを有しないストレート管で
ある場合にも、原管に対する受口短管の取着部におい
て、取着強度を向上し、且つ可撓性と水密性を併せ持た
せ、継手の信頼性を向上することができる。That is, even when the raw pipe is a straight pipe having no ribs, the present invention improves the attachment strength at the attachment portion of the receiving short pipe to the raw pipe, and combines flexibility and watertightness. By having it, the reliability of the joint can be improved.
［発明の効果］ 以上のように、請求項１に記載の本発明によれば、原管
に対する受口短管の取着部において、取着強度を向上
し、且つ可撓性と水密性を併せ持たせ、継手の信頼性を
向上することができる。[Advantages of the Invention] As described above, according to the present invention as set forth in claim 1, in the attachment portion of the receiving-end short pipe to the original pipe, the attachment strength is improved, and the flexibility and watertightness are improved. It is also possible to improve the reliability of the joint.
また、請求項２に記載の本発明によれば、原管が管本体
の外周部にリブを有するものにあっても、簡素な加工に
より、取着強度を向上し、且つ可撓性と水密性を併せ持
たせ、継手の信頼性を向上することができる。Further, according to the present invention as set forth in claim 2, even when the raw pipe has ribs on the outer peripheral portion of the pipe body, the attachment strength is improved and the flexibility and watertightness are improved by simple processing. And the reliability of the joint can be improved.
第１図（Ａ）は本発明による加工過程を示す断面図、第
１図（Ｂ）は本発明による分岐管継手を示す断面図、第
２図は第１図（Ａ）のII−II線に沿う矢視図、第３図は
第１図（Ｂ）の外観図、第４図は受口短管を示す正面
図、第５図は加工型を示す正面図、第６図は本発明によ
る他の分岐管継手を示す断面図、第７図は第６図の外観
図、第８図は従来の分岐管継手を示す断面図、第９図は
従来の他の分岐管継手を示す断面図である。 10、30…分岐管継手、11…原管、11A…取着口、11B…管
本体、11C…リブ、12…受口短管、13…ゴム輪、15…加
工型。FIG. 1 (A) is a sectional view showing a working process according to the present invention, FIG. 1 (B) is a sectional view showing a branch pipe joint according to the present invention, and FIG. 2 is a line II-II in FIG. 1 (A). Fig. 3 is an external view of Fig. 1 (B), Fig. 4 is a front view showing a socket short pipe, Fig. 5 is a front view showing a working die, and Fig. 6 is the present invention. FIG. 7 is a sectional view showing another branch pipe joint, FIG. 7 is an external view of FIG. 6, FIG. 8 is a sectional view showing a conventional branch pipe joint, and FIG. 9 is a sectional view showing another conventional branch pipe joint. It is a figure. 10, 30 ... Branch pipe joint, 11 ... Original pipe, 11A ... Attachment port, 11B ... Pipe body, 11C ... Rib, 12 ... Receptacle short pipe, 13 ... Rubber ring, 15 ... Processing type.
Claims (2)
分岐管継手の加工方法において、該原管に取着口を穿孔
し、該取着口の周縁部にゴム輪を被着すると共に、該原
管内に短管先端加工型を挿入し、短管先端を加熱軟化さ
せて上記ゴム輪内に圧入し、且つ該短管先端を上記短管
先端加工型にて上記ゴム輪を包み込む如くに該取着口の
周縁部に圧着することを特徴とする分岐管継手の加工方
法。1. A method for processing a branch pipe joint for attaching a receiving port short pipe for connecting a branch pipe to an original pipe, wherein an attaching port is bored in the original pipe, and a rubber ring is provided at a peripheral portion of the attaching port. And a short tube tip processing die is inserted into the raw tube, the short tube tip is heated and softened and press-fitted into the rubber ring, and the short tube tip is processed by the short tube tip processing die as described above. A method for processing a branch pipe joint, characterized in that the rubber ring is crimped onto the peripheral portion of the attachment port so as to wrap it.
ものであり、該原管の取着口回りのリブを切除した状態
で、前記ゴム輪及び前記受口短管を取着する請求項１記
載の分岐管継手の加工方法。2. The raw pipe has ribs on the outer peripheral portion of the pipe body, and the rubber ring and the receiving short pipe are attached with the rib around the attachment port of the raw pipe being cut off. The method for processing a branch pipe joint according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2286302A JPH0741676B2 (en) | 1990-10-23 | 1990-10-23 | Processing method of branch pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2286302A JPH0741676B2 (en) | 1990-10-23 | 1990-10-23 | Processing method of branch pipe joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04163029A JPH04163029A (en) | 1992-06-08 |
| JPH0741676B2 true JPH0741676B2 (en) | 1995-05-10 |
Family
ID=17702623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2286302A Expired - Fee Related JPH0741676B2 (en) | 1990-10-23 | 1990-10-23 | Processing method of branch pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0741676B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL9301914A (en) * | 1993-11-05 | 1995-06-01 | Nyloplast Europ Bv | Method and device for fluidly and / or gas-tightly connecting at least two plastic elements. |
| IT247484Y1 (en) | 1999-07-22 | 2002-08-22 | Redi Spa | FITTING FOR THE CONSTRUCTION OF PIPES BRANCHES. |
| KR100664383B1 (en) * | 2004-09-10 | 2007-01-02 | 주식회사 만도 | Separator tube of damping force variable shock absorber |
-
1990
- 1990-10-23 JP JP2286302A patent/JPH0741676B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04163029A (en) | 1992-06-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |